mirror of
https://github.com/godotengine/godot-angle-static.git
synced 2026-01-08 14:09:42 +03:00
6e65398161
Bug: angleproject:2634 Change-Id: I413f754fe5551b1e248bc2b824b327b92d8c70f9 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1849076 Commit-Queue: Geoff Lang <geofflang@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>
2463 lines
141 KiB
C++
2463 lines
141 KiB
C++
//
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// Copyright 2013 The ANGLE Project Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// formatutils.cpp: Queries for GL image formats.
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#include "libANGLE/formatutils.h"
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#include "anglebase/no_destructor.h"
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#include "common/mathutil.h"
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#include "libANGLE/Context.h"
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#include "libANGLE/Framebuffer.h"
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using namespace angle;
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namespace gl
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{
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// ES2 requires that format is equal to internal format at all glTex*Image2D entry points and the
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// implementation can decide the true, sized, internal format. The ES2FormatMap determines the
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// internal format for all valid format and type combinations.
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GLenum GetSizedFormatInternal(GLenum format, GLenum type);
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namespace
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{
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using InternalFormatInfoMap =
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std::unordered_map<GLenum, std::unordered_map<GLenum, InternalFormat>>;
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bool CheckedMathResult(const CheckedNumeric<GLuint> &value, GLuint *resultOut)
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{
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if (!value.IsValid())
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{
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return false;
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}
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else
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{
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*resultOut = value.ValueOrDie();
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return true;
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}
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}
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constexpr uint32_t PackTypeInfo(GLuint bytes, bool specialized)
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{
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// static_assert within constexpr requires c++17
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// static_assert(isPow2(bytes));
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return bytes | (rx::Log2(bytes) << 8) | (specialized << 16);
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}
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} // anonymous namespace
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FormatType::FormatType() : format(GL_NONE), type(GL_NONE) {}
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FormatType::FormatType(GLenum format_, GLenum type_) : format(format_), type(type_) {}
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bool FormatType::operator<(const FormatType &other) const
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{
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if (format != other.format)
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return format < other.format;
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return type < other.type;
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}
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bool operator<(const Type &a, const Type &b)
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{
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return memcmp(&a, &b, sizeof(Type)) < 0;
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}
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// Information about internal formats
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static bool AlwaysSupported(const Version &, const Extensions &)
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{
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return true;
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}
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static bool NeverSupported(const Version &, const Extensions &)
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{
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return false;
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}
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template <GLuint minCoreGLMajorVersion, GLuint minCoreGLMinorVersion>
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static bool RequireES(const Version &clientVersion, const Extensions &)
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{
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return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion);
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}
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// Pointer to a boolean memeber of the Extensions struct
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typedef bool(Extensions::*ExtensionBool);
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// Check support for a single extension
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template <ExtensionBool bool1>
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static bool RequireExt(const Version &, const Extensions &extensions)
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{
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return extensions.*bool1;
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}
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// Check for a minimum client version or a single extension
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template <GLuint minCoreGLMajorVersion, GLuint minCoreGLMinorVersion, ExtensionBool bool1>
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static bool RequireESOrExt(const Version &clientVersion, const Extensions &extensions)
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{
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return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) ||
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extensions.*bool1;
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}
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// Check for a minimum client version or two extensions
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template <GLuint minCoreGLMajorVersion,
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GLuint minCoreGLMinorVersion,
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ExtensionBool bool1,
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ExtensionBool bool2>
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static bool RequireESOrExtAndExt(const Version &clientVersion, const Extensions &extensions)
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{
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return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) ||
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(extensions.*bool1 && extensions.*bool2);
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}
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// Check for a minimum client version or at least one of two extensions
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template <GLuint minCoreGLMajorVersion,
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GLuint minCoreGLMinorVersion,
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ExtensionBool bool1,
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ExtensionBool bool2>
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static bool RequireESOrExtOrExt(const Version &clientVersion, const Extensions &extensions)
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{
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return clientVersion >= Version(minCoreGLMajorVersion, minCoreGLMinorVersion) ||
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extensions.*bool1 || extensions.*bool2;
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}
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// Check support for two extensions
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template <ExtensionBool bool1, ExtensionBool bool2>
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static bool RequireExtAndExt(const Version &, const Extensions &extensions)
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{
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return extensions.*bool1 && extensions.*bool2;
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}
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// Check support for either of two extensions
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template <ExtensionBool bool1, ExtensionBool bool2>
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static bool RequireExtOrExt(const Version &, const Extensions &extensions)
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{
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return extensions.*bool1 || extensions.*bool2;
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}
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// Check support for any of three extensions
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template <ExtensionBool bool1, ExtensionBool bool2, ExtensionBool bool3>
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static bool RequireExtOrExtOrExt(const Version &, const Extensions &extensions)
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{
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return extensions.*bool1 || extensions.*bool2 || extensions.*bool3;
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}
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static bool UnsizedHalfFloatOESRGBATextureAttachmentSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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// dEQP requires ES3 + EXT_color_buffer_half_float for rendering to RGB[A] + HALF_FLOAT_OES
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// textures but WebGL allows it with just ES 2.0
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return (clientVersion.major >= 3 || extensions.webglCompatibility) &&
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extensions.colorBufferHalfFloat;
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}
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// R8, RG8
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static bool SizedRGSupport(const Version &clientVersion, const Extensions &extensions)
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{
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return clientVersion >= Version(3, 0) || (extensions.textureStorage && extensions.textureRG);
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}
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// R16F, RG16F with HALF_FLOAT_OES type
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static bool SizedHalfFloatOESRGSupport(const Version &clientVersion, const Extensions &extensions)
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{
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return extensions.textureStorage && extensions.textureHalfFloat && extensions.textureRG;
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}
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static bool SizedHalfFloatOESRGTextureAttachmentSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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return SizedHalfFloatOESRGSupport(clientVersion, extensions) && extensions.colorBufferHalfFloat;
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}
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// R16F, RG16F with either HALF_FLOAT_OES or HALF_FLOAT types
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static bool SizedHalfFloatRGSupport(const Version &clientVersion, const Extensions &extensions)
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{
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// HALF_FLOAT
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if (clientVersion >= Version(3, 0))
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{
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return true;
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}
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// HALF_FLOAT_OES
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else
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{
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return SizedHalfFloatOESRGSupport(clientVersion, extensions);
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}
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}
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static bool SizedHalfFloatRGTextureAttachmentSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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// HALF_FLOAT
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if (clientVersion >= Version(3, 0))
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{
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return extensions.colorBufferFloat;
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}
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// HALF_FLOAT_OES
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else
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{
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return SizedHalfFloatOESRGTextureAttachmentSupport(clientVersion, extensions);
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}
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}
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static bool SizedHalfFloatRGRenderbufferSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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return (clientVersion >= Version(3, 0) ||
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(extensions.textureHalfFloat && extensions.textureRG)) &&
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(extensions.colorBufferFloat || extensions.colorBufferHalfFloat);
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}
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// RGB16F, RGBA16F with HALF_FLOAT_OES type
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static bool SizedHalfFloatOESSupport(const Version &clientVersion, const Extensions &extensions)
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{
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return extensions.textureStorage && extensions.textureHalfFloat;
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}
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static bool SizedHalfFloatOESTextureAttachmentSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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return SizedHalfFloatOESSupport(clientVersion, extensions) && extensions.colorBufferHalfFloat;
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}
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// RGB16F, RGBA16F with either HALF_FLOAT_OES or HALF_FLOAT types
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static bool SizedHalfFloatSupport(const Version &clientVersion, const Extensions &extensions)
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{
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// HALF_FLOAT
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if (clientVersion >= Version(3, 0))
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{
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return true;
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}
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// HALF_FLOAT_OES
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else
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{
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return SizedHalfFloatOESSupport(clientVersion, extensions);
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}
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}
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static bool SizedHalfFloatFilterSupport(const Version &clientVersion, const Extensions &extensions)
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{
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// HALF_FLOAT
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if (clientVersion >= Version(3, 0))
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{
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return true;
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}
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// HALF_FLOAT_OES
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else
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{
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return extensions.textureHalfFloatLinear;
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}
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}
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static bool SizedHalfFloatRGBTextureAttachmentSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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// HALF_FLOAT
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if (clientVersion >= Version(3, 0))
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{
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// It is unclear how EXT_color_buffer_half_float applies to ES3.0 and above, however,
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// dEQP GLES3 es3fFboColorbufferTests.cpp verifies that texture attachment of GL_RGB16F
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// is possible, so assume that all GLES implementations support it.
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return extensions.colorBufferHalfFloat;
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}
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// HALF_FLOAT_OES
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else
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{
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return SizedHalfFloatOESTextureAttachmentSupport(clientVersion, extensions);
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}
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}
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static bool SizedHalfFloatRGBRenderbufferSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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return (clientVersion >= Version(3, 0) || extensions.textureHalfFloat) &&
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extensions.colorBufferHalfFloat;
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}
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static bool SizedHalfFloatRGBATextureAttachmentSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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// HALF_FLOAT
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if (clientVersion >= Version(3, 0))
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{
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return extensions.colorBufferFloat;
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}
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// HALF_FLOAT_OES
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else
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{
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return SizedHalfFloatOESTextureAttachmentSupport(clientVersion, extensions);
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}
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}
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static bool SizedHalfFloatRGBARenderbufferSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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return (clientVersion >= Version(3, 0) || extensions.textureHalfFloat) &&
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(extensions.colorBufferFloat || extensions.colorBufferHalfFloat);
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}
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// R32F, RG32F
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static bool SizedFloatRGSupport(const Version &clientVersion, const Extensions &extensions)
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{
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return clientVersion >= Version(3, 0) ||
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(extensions.textureStorage && extensions.textureFloat && extensions.textureRG);
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}
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// RGB32F
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static bool SizedFloatRGBSupport(const Version &clientVersion, const Extensions &extensions)
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{
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return clientVersion >= Version(3, 0) ||
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(extensions.textureStorage && extensions.textureFloat) || extensions.colorBufferFloatRGB;
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}
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// RGBA32F
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static bool SizedFloatRGBASupport(const Version &clientVersion, const Extensions &extensions)
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{
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return clientVersion >= Version(3, 0) ||
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(extensions.textureStorage && extensions.textureFloat) ||
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extensions.colorBufferFloatRGBA;
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}
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static bool SizedFloatRGBARenderableSupport(const Version &clientVersion,
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const Extensions &extensions)
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{
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// This logic is the same for both Renderbuffers and TextureAttachment.
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return extensions.colorBufferFloatRGBA || // ES2
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extensions.colorBufferFloat; // ES3
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}
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InternalFormat::InternalFormat()
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: internalFormat(GL_NONE),
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sized(false),
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sizedInternalFormat(GL_NONE),
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redBits(0),
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greenBits(0),
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blueBits(0),
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luminanceBits(0),
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alphaBits(0),
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sharedBits(0),
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depthBits(0),
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stencilBits(0),
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pixelBytes(0),
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componentCount(0),
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compressed(false),
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compressedBlockWidth(0),
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compressedBlockHeight(0),
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compressedBlockDepth(0),
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format(GL_NONE),
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type(GL_NONE),
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componentType(GL_NONE),
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colorEncoding(GL_NONE),
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textureSupport(NeverSupported),
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filterSupport(NeverSupported),
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textureAttachmentSupport(NeverSupported),
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renderbufferSupport(NeverSupported)
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{}
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InternalFormat::InternalFormat(const InternalFormat &other) = default;
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bool InternalFormat::isLUMA() const
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{
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return ((redBits + greenBits + blueBits + depthBits + stencilBits) == 0 &&
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(luminanceBits + alphaBits) > 0);
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}
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GLenum InternalFormat::getReadPixelsFormat() const
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{
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return format;
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}
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GLenum InternalFormat::getReadPixelsType(const Version &version) const
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{
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switch (type)
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{
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case GL_HALF_FLOAT:
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case GL_HALF_FLOAT_OES:
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if (version < Version(3, 0))
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{
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// The internal format may have a type of GL_HALF_FLOAT but when exposing this type
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// as the IMPLEMENTATION_READ_TYPE, only HALF_FLOAT_OES is allowed by
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// OES_texture_half_float. HALF_FLOAT becomes core in ES3 and is acceptable to use
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// as an IMPLEMENTATION_READ_TYPE.
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return GL_HALF_FLOAT_OES;
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}
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else
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{
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return GL_HALF_FLOAT;
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}
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default:
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return type;
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}
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}
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bool InternalFormat::supportSubImage() const
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{
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return !CompressedFormatRequiresWholeImage(internalFormat);
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}
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bool InternalFormat::isRequiredRenderbufferFormat(const Version &version) const
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{
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// GLES 3.0.5 section 4.4.2.2:
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// "Implementations are required to support the same internal formats for renderbuffers as the
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// required formats for textures enumerated in section 3.8.3.1, with the exception of the color
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// formats labelled "texture-only"."
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if (!sized || compressed)
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{
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return false;
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}
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// Luma formats.
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if (isLUMA())
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{
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return false;
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}
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// Depth/stencil formats.
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if (depthBits > 0 || stencilBits > 0)
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{
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// GLES 2.0.25 table 4.5.
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// GLES 3.0.5 section 3.8.3.1.
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// GLES 3.1 table 8.14.
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// Required formats in all versions.
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switch (internalFormat)
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{
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case GL_DEPTH_COMPONENT16:
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case GL_STENCIL_INDEX8:
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// Note that STENCIL_INDEX8 is not mentioned in GLES 3.0.5 section 3.8.3.1, but it
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// is in section 4.4.2.2.
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return true;
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default:
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break;
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}
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if (version.major < 3)
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{
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return false;
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}
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// Required formats in GLES 3.0 and up.
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switch (internalFormat)
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{
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case GL_DEPTH_COMPONENT32F:
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case GL_DEPTH_COMPONENT24:
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case GL_DEPTH32F_STENCIL8:
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case GL_DEPTH24_STENCIL8:
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return true;
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default:
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return false;
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}
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}
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// RGBA formats.
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// GLES 2.0.25 table 4.5.
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// GLES 3.0.5 section 3.8.3.1.
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// GLES 3.1 table 8.13.
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// Required formats in all versions.
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switch (internalFormat)
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{
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case GL_RGBA4:
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case GL_RGB5_A1:
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case GL_RGB565:
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return true;
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default:
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break;
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}
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if (version.major < 3)
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{
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return false;
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}
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if (format == GL_BGRA_EXT)
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{
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return false;
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}
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switch (componentType)
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{
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case GL_SIGNED_NORMALIZED:
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case GL_FLOAT:
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return false;
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case GL_UNSIGNED_INT:
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case GL_INT:
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// Integer RGB formats are not required renderbuffer formats.
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if (alphaBits == 0 && blueBits != 0)
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{
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return false;
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}
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// All integer R and RG formats are required.
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// Integer RGBA formats including RGB10_A2_UI are required.
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return true;
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case GL_UNSIGNED_NORMALIZED:
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if (internalFormat == GL_SRGB8)
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{
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return false;
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}
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return true;
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default:
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UNREACHABLE();
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#if !UNREACHABLE_IS_NORETURN
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return false;
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#endif
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}
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}
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bool InternalFormat::isInt() const
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{
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return componentType == GL_INT || componentType == GL_UNSIGNED_INT;
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}
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bool InternalFormat::isDepthOrStencil() const
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{
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return depthBits != 0 || stencilBits != 0;
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}
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Format::Format(GLenum internalFormat) : Format(GetSizedInternalFormatInfo(internalFormat)) {}
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Format::Format(const InternalFormat &internalFormat) : info(&internalFormat) {}
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Format::Format(GLenum internalFormat, GLenum type)
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: info(&GetInternalFormatInfo(internalFormat, type))
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{}
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Format::Format(const Format &other) = default;
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Format &Format::operator=(const Format &other) = default;
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bool Format::valid() const
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{
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return info->internalFormat != GL_NONE;
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}
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// static
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bool Format::SameSized(const Format &a, const Format &b)
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{
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return a.info->sizedInternalFormat == b.info->sizedInternalFormat;
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}
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static GLenum EquivalentBlitInternalFormat(GLenum internalformat)
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{
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// BlitFramebuffer works if the color channels are identically
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// sized, even if there is a swizzle (for example, blitting from a
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// multisampled RGBA8 renderbuffer to a BGRA8 texture). This could
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// be expanded and/or autogenerated if that is found necessary.
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if (internalformat == GL_BGRA8_EXT)
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return GL_RGBA8;
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return internalformat;
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}
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// static
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bool Format::EquivalentForBlit(const Format &a, const Format &b)
|
|
{
|
|
return (EquivalentBlitInternalFormat(a.info->sizedInternalFormat) ==
|
|
EquivalentBlitInternalFormat(b.info->sizedInternalFormat));
|
|
}
|
|
|
|
// static
|
|
Format Format::Invalid()
|
|
{
|
|
static Format invalid(GL_NONE, GL_NONE);
|
|
return invalid;
|
|
}
|
|
|
|
std::ostream &operator<<(std::ostream &os, const Format &fmt)
|
|
{
|
|
// TODO(ynovikov): return string representation when available
|
|
return FmtHex(os, fmt.info->sizedInternalFormat);
|
|
}
|
|
|
|
bool InternalFormat::operator==(const InternalFormat &other) const
|
|
{
|
|
// We assume all internal formats are unique if they have the same internal format and type
|
|
return internalFormat == other.internalFormat && type == other.type;
|
|
}
|
|
|
|
bool InternalFormat::operator!=(const InternalFormat &other) const
|
|
{
|
|
return !(*this == other);
|
|
}
|
|
|
|
void InsertFormatInfo(InternalFormatInfoMap *map, const InternalFormat &formatInfo)
|
|
{
|
|
ASSERT(!formatInfo.sized || (*map).count(formatInfo.internalFormat) == 0);
|
|
ASSERT((*map)[formatInfo.internalFormat].count(formatInfo.type) == 0);
|
|
(*map)[formatInfo.internalFormat][formatInfo.type] = formatInfo;
|
|
}
|
|
|
|
void AddRGBAFormat(InternalFormatInfoMap *map,
|
|
GLenum internalFormat,
|
|
bool sized,
|
|
GLuint red,
|
|
GLuint green,
|
|
GLuint blue,
|
|
GLuint alpha,
|
|
GLuint shared,
|
|
GLenum format,
|
|
GLenum type,
|
|
GLenum componentType,
|
|
bool srgb,
|
|
InternalFormat::SupportCheckFunction textureSupport,
|
|
InternalFormat::SupportCheckFunction filterSupport,
|
|
InternalFormat::SupportCheckFunction textureAttachmentSupport,
|
|
InternalFormat::SupportCheckFunction renderbufferSupport)
|
|
{
|
|
InternalFormat formatInfo;
|
|
formatInfo.internalFormat = internalFormat;
|
|
formatInfo.sized = sized;
|
|
formatInfo.sizedInternalFormat =
|
|
sized ? internalFormat : GetSizedFormatInternal(internalFormat, type);
|
|
formatInfo.redBits = red;
|
|
formatInfo.greenBits = green;
|
|
formatInfo.blueBits = blue;
|
|
formatInfo.alphaBits = alpha;
|
|
formatInfo.sharedBits = shared;
|
|
formatInfo.pixelBytes = (red + green + blue + alpha + shared) / 8;
|
|
formatInfo.componentCount =
|
|
((red > 0) ? 1 : 0) + ((green > 0) ? 1 : 0) + ((blue > 0) ? 1 : 0) + ((alpha > 0) ? 1 : 0);
|
|
formatInfo.format = format;
|
|
formatInfo.type = type;
|
|
formatInfo.componentType = componentType;
|
|
formatInfo.colorEncoding = (srgb ? GL_SRGB : GL_LINEAR);
|
|
formatInfo.textureSupport = textureSupport;
|
|
formatInfo.filterSupport = filterSupport;
|
|
formatInfo.textureAttachmentSupport = textureAttachmentSupport;
|
|
formatInfo.renderbufferSupport = renderbufferSupport;
|
|
|
|
InsertFormatInfo(map, formatInfo);
|
|
}
|
|
|
|
static void AddLUMAFormat(InternalFormatInfoMap *map,
|
|
GLenum internalFormat,
|
|
bool sized,
|
|
GLuint luminance,
|
|
GLuint alpha,
|
|
GLenum format,
|
|
GLenum type,
|
|
GLenum componentType,
|
|
InternalFormat::SupportCheckFunction textureSupport,
|
|
InternalFormat::SupportCheckFunction filterSupport,
|
|
InternalFormat::SupportCheckFunction textureAttachmentSupport,
|
|
InternalFormat::SupportCheckFunction renderbufferSupport)
|
|
{
|
|
InternalFormat formatInfo;
|
|
formatInfo.internalFormat = internalFormat;
|
|
formatInfo.sized = sized;
|
|
formatInfo.sizedInternalFormat =
|
|
sized ? internalFormat : GetSizedFormatInternal(internalFormat, type);
|
|
formatInfo.luminanceBits = luminance;
|
|
formatInfo.alphaBits = alpha;
|
|
formatInfo.pixelBytes = (luminance + alpha) / 8;
|
|
formatInfo.componentCount = ((luminance > 0) ? 1 : 0) + ((alpha > 0) ? 1 : 0);
|
|
formatInfo.format = format;
|
|
formatInfo.type = type;
|
|
formatInfo.componentType = componentType;
|
|
formatInfo.colorEncoding = GL_LINEAR;
|
|
formatInfo.textureSupport = textureSupport;
|
|
formatInfo.filterSupport = filterSupport;
|
|
formatInfo.textureAttachmentSupport = textureAttachmentSupport;
|
|
formatInfo.renderbufferSupport = renderbufferSupport;
|
|
|
|
InsertFormatInfo(map, formatInfo);
|
|
}
|
|
|
|
void AddDepthStencilFormat(InternalFormatInfoMap *map,
|
|
GLenum internalFormat,
|
|
bool sized,
|
|
GLuint depthBits,
|
|
GLuint stencilBits,
|
|
GLuint unusedBits,
|
|
GLenum format,
|
|
GLenum type,
|
|
GLenum componentType,
|
|
InternalFormat::SupportCheckFunction textureSupport,
|
|
InternalFormat::SupportCheckFunction filterSupport,
|
|
InternalFormat::SupportCheckFunction textureAttachmentSupport,
|
|
InternalFormat::SupportCheckFunction renderbufferSupport)
|
|
{
|
|
InternalFormat formatInfo;
|
|
formatInfo.internalFormat = internalFormat;
|
|
formatInfo.sized = sized;
|
|
formatInfo.sizedInternalFormat =
|
|
sized ? internalFormat : GetSizedFormatInternal(internalFormat, type);
|
|
formatInfo.depthBits = depthBits;
|
|
formatInfo.stencilBits = stencilBits;
|
|
formatInfo.pixelBytes = (depthBits + stencilBits + unusedBits) / 8;
|
|
formatInfo.componentCount = ((depthBits > 0) ? 1 : 0) + ((stencilBits > 0) ? 1 : 0);
|
|
formatInfo.format = format;
|
|
formatInfo.type = type;
|
|
formatInfo.componentType = componentType;
|
|
formatInfo.colorEncoding = GL_LINEAR;
|
|
formatInfo.textureSupport = textureSupport;
|
|
formatInfo.filterSupport = filterSupport;
|
|
formatInfo.textureAttachmentSupport = textureAttachmentSupport;
|
|
formatInfo.renderbufferSupport = renderbufferSupport;
|
|
|
|
InsertFormatInfo(map, formatInfo);
|
|
}
|
|
|
|
void AddCompressedFormat(InternalFormatInfoMap *map,
|
|
GLenum internalFormat,
|
|
GLuint compressedBlockWidth,
|
|
GLuint compressedBlockHeight,
|
|
GLuint compressedBlockDepth,
|
|
GLuint compressedBlockSize,
|
|
GLuint componentCount,
|
|
bool srgb,
|
|
InternalFormat::SupportCheckFunction textureSupport,
|
|
InternalFormat::SupportCheckFunction filterSupport,
|
|
InternalFormat::SupportCheckFunction textureAttachmentSupport,
|
|
InternalFormat::SupportCheckFunction renderbufferSupport)
|
|
{
|
|
InternalFormat formatInfo;
|
|
formatInfo.internalFormat = internalFormat;
|
|
formatInfo.sized = true;
|
|
formatInfo.sizedInternalFormat = internalFormat;
|
|
formatInfo.compressedBlockWidth = compressedBlockWidth;
|
|
formatInfo.compressedBlockHeight = compressedBlockHeight;
|
|
formatInfo.compressedBlockDepth = compressedBlockDepth;
|
|
formatInfo.pixelBytes = compressedBlockSize / 8;
|
|
formatInfo.componentCount = componentCount;
|
|
formatInfo.format = internalFormat;
|
|
formatInfo.type = GL_UNSIGNED_BYTE;
|
|
formatInfo.componentType = GL_UNSIGNED_NORMALIZED;
|
|
formatInfo.colorEncoding = (srgb ? GL_SRGB : GL_LINEAR);
|
|
formatInfo.compressed = true;
|
|
formatInfo.textureSupport = textureSupport;
|
|
formatInfo.filterSupport = filterSupport;
|
|
formatInfo.textureAttachmentSupport = textureAttachmentSupport;
|
|
formatInfo.renderbufferSupport = renderbufferSupport;
|
|
|
|
InsertFormatInfo(map, formatInfo);
|
|
}
|
|
|
|
// Notes:
|
|
// 1. "Texture supported" includes all the means by which texture can be created, however,
|
|
// GL_EXT_texture_storage in ES2 is a special case, when only glTexStorage* is allowed.
|
|
// The assumption is that ES2 validation will not check textureSupport for sized formats.
|
|
//
|
|
// 2. Sized half float types are a combination of GL_HALF_FLOAT and GL_HALF_FLOAT_OES support,
|
|
// due to a limitation that only one type for sized formats is allowed.
|
|
//
|
|
// TODO(ynovikov): http://anglebug.com/2846 Verify support fields of BGRA, depth, stencil
|
|
// and compressed formats. Perform texturable check as part of filterable and attachment checks.
|
|
static InternalFormatInfoMap BuildInternalFormatInfoMap()
|
|
{
|
|
InternalFormatInfoMap map;
|
|
|
|
// From ES 3.0.1 spec, table 3.12
|
|
map[GL_NONE][GL_NONE] = InternalFormat();
|
|
|
|
// clang-format off
|
|
|
|
// | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddRGBAFormat(&map, GL_R8, true, 8, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, SizedRGSupport, AlwaysSupported, SizedRGSupport, RequireESOrExt<3, 0, &Extensions::textureRG> );
|
|
AddRGBAFormat(&map, GL_R8_SNORM, true, 8, 0, 0, 0, 0, GL_RED, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RG8, true, 8, 8, 0, 0, 0, GL_RG, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, SizedRGSupport, AlwaysSupported, SizedRGSupport, RequireESOrExt<3, 0, &Extensions::textureRG> );
|
|
AddRGBAFormat(&map, GL_RG8_SNORM, true, 8, 8, 0, 0, 0, GL_RG, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB8, true, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireESOrExt<3, 0, &Extensions::rgb8rgba8> );
|
|
AddRGBAFormat(&map, GL_RGB8_SNORM, true, 8, 8, 8, 0, 0, GL_RGB, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB565, true, 5, 6, 5, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireES<2, 0> );
|
|
AddRGBAFormat(&map, GL_RGBA4, true, 4, 4, 4, 4, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireES<2, 0> );
|
|
AddRGBAFormat(&map, GL_RGB5_A1, true, 5, 5, 5, 1, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireES<2, 0> );
|
|
AddRGBAFormat(&map, GL_RGBA8, true, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireESOrExt<3, 0, &Extensions::textureStorage>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::textureStorage>, RequireESOrExt<3, 0, &Extensions::rgb8rgba8> );
|
|
AddRGBAFormat(&map, GL_RGBA8_SNORM, true, 8, 8, 8, 8, 0, GL_RGBA, GL_BYTE, GL_SIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB10_A2, true, 10, 10, 10, 2, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireES<3, 0>, AlwaysSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RGB10_A2UI, true, 10, 10, 10, 2, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_SRGB8, true, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_SRGB8_ALPHA8, true, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireES<3, 0>, AlwaysSupported, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::sRGB> );
|
|
AddRGBAFormat(&map, GL_R11F_G11F_B10F, true, 11, 11, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, GL_FLOAT, false, RequireES<3, 0>, AlwaysSupported, RequireExt<&Extensions::colorBufferFloat>, RequireExt<&Extensions::colorBufferFloat> );
|
|
AddRGBAFormat(&map, GL_RGB9_E5, true, 9, 9, 9, 0, 5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV, GL_FLOAT, false, RequireES<3, 0>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_R8I, true, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_R8UI, true, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_R16I, true, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_R16UI, true, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_R32I, true, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_R32UI, true, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RG8I, true, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RG8UI, true, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RG16I, true, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RG16UI, true, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RG32I, true, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RG32UI, true, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RGB8I, true, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB8UI, true, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB16I, true, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB16UI, true, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB32I, true, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB32UI, true, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGBA8I, true, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RGBA8UI, true, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RGBA16I, true, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RGBA16UI, true, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RGBA32I, true, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
AddRGBAFormat(&map, GL_RGBA32UI, true, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
|
|
AddRGBAFormat(&map, GL_BGRA8_EXT, true, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>);
|
|
AddRGBAFormat(&map, GL_BGRA4_ANGLEX, true, 4, 4, 4, 4, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>);
|
|
AddRGBAFormat(&map, GL_BGR5_A1_ANGLEX, true, 5, 5, 5, 1, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, RequireExt<&Extensions::textureFormatBGRA8888>);
|
|
|
|
// Special format that is used for D3D textures that are used within ANGLE via the
|
|
// EGL_ANGLE_d3d_texture_client_buffer extension. We don't allow uploading texture images with
|
|
// this format, but textures in this format can be created from D3D textures, and filtering them
|
|
// and rendering to them is allowed.
|
|
AddRGBAFormat(&map, GL_BGRA8_SRGB_ANGLEX, true, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, NeverSupported, AlwaysSupported, AlwaysSupported, AlwaysSupported );
|
|
|
|
// Special format which is not really supported, so always false for all supports.
|
|
AddRGBAFormat(&map, GL_BGRX8_ANGLEX, true, 8, 8, 8, 0, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_BGR565_ANGLEX, true, 5, 6, 5, 1, 0, GL_BGRA_EXT, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported );
|
|
|
|
// Floating point formats
|
|
// | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
// It's not possible to have two entries per sized format.
|
|
// E.g. for GL_RG16F, one with GL_HALF_FLOAT type and the other with GL_HALF_FLOAT_OES type.
|
|
// So, GL_HALF_FLOAT type formats conditions are merged with GL_HALF_FLOAT_OES type conditions.
|
|
AddRGBAFormat(&map, GL_R16F, true, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatRGSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGTextureAttachmentSupport, SizedHalfFloatRGRenderbufferSupport );
|
|
AddRGBAFormat(&map, GL_RG16F, true, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatRGSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGTextureAttachmentSupport, SizedHalfFloatRGRenderbufferSupport );
|
|
AddRGBAFormat(&map, GL_RGB16F, true, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGBTextureAttachmentSupport, SizedHalfFloatRGBRenderbufferSupport );
|
|
AddRGBAFormat(&map, GL_RGBA16F, true, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT, GL_FLOAT, false, SizedHalfFloatSupport, SizedHalfFloatFilterSupport, SizedHalfFloatRGBATextureAttachmentSupport, SizedHalfFloatRGBARenderbufferSupport );
|
|
AddRGBAFormat(&map, GL_R32F, true, 32, 0, 0, 0, 0, GL_RED, GL_FLOAT, GL_FLOAT, false, SizedFloatRGSupport, RequireExt<&Extensions::textureFloatLinear>, RequireExt<&Extensions::colorBufferFloat>, RequireExt<&Extensions::colorBufferFloat>);
|
|
AddRGBAFormat(&map, GL_RG32F, true, 32, 32, 0, 0, 0, GL_RG, GL_FLOAT, GL_FLOAT, false, SizedFloatRGSupport, RequireExt<&Extensions::textureFloatLinear>, RequireExt<&Extensions::colorBufferFloat>, RequireExt<&Extensions::colorBufferFloat>);
|
|
AddRGBAFormat(&map, GL_RGB32F, true, 32, 32, 32, 0, 0, GL_RGB, GL_FLOAT, GL_FLOAT, false, SizedFloatRGBSupport, RequireExt<&Extensions::textureFloatLinear>, RequireExt<&Extensions::colorBufferFloatRGB>, NeverSupported );
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|
AddRGBAFormat(&map, GL_RGBA32F, true, 32, 32, 32, 32, 0, GL_RGBA, GL_FLOAT, GL_FLOAT, false, SizedFloatRGBASupport, RequireExt<&Extensions::textureFloatLinear>, SizedFloatRGBARenderableSupport, SizedFloatRGBARenderableSupport );
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|
|
|
// ANGLE Depth stencil formats
|
|
// | Internal format |sized| D |S | X | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer |
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AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT16, true, 16, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, RequireESOrExtOrExt<3, 0, &Extensions::depthTextureANGLE, &Extensions::depthTextureOES>, RequireES<1, 0>, RequireES<1, 0> );
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|
AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT24, true, 24, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depthTextureANGLE>, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depth24OES> );
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|
AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32F, true, 32, 0, 0, GL_DEPTH_COMPONENT, GL_FLOAT, GL_FLOAT, RequireES<3, 0>, RequireESOrExt<3, 0, &Extensions::depthTextureANGLE>, RequireES<3, 0>, RequireES<3, 0> );
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|
AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT32_OES, true, 32, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireExtOrExtOrExt<&Extensions::depthTextureANGLE, &Extensions::depthTextureOES, &Extensions::depth32>, AlwaysSupported, RequireExtOrExtOrExt<&Extensions::depthTextureANGLE, &Extensions::depthTextureOES, &Extensions::depth32>, RequireExtOrExtOrExt<&Extensions::depthTextureANGLE, &Extensions::depthTextureOES, &Extensions::depth32>);
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AddDepthStencilFormat(&map, GL_DEPTH24_STENCIL8, true, 24, 8, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_UNSIGNED_NORMALIZED, RequireESOrExt<3, 0, &Extensions::depthTextureANGLE>, AlwaysSupported, RequireESOrExtOrExt<3, 0, &Extensions::depthTextureANGLE, &Extensions::packedDepthStencil>, RequireESOrExtOrExt<3, 0, &Extensions::depthTextureANGLE, &Extensions::packedDepthStencil>);
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|
AddDepthStencilFormat(&map, GL_DEPTH32F_STENCIL8, true, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireES<3, 0>, AlwaysSupported, RequireES<3, 0>, RequireES<3, 0> );
|
|
// STENCIL_INDEX8 is special-cased, see around the bottom of the list.
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|
|
|
// Luminance alpha formats
|
|
// | Internal format |sized| L | A | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer |
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AddLUMAFormat(&map, GL_ALPHA8_EXT, true, 0, 8, GL_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, AlwaysSupported, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_LUMINANCE8_EXT, true, 8, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, AlwaysSupported, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_LUMINANCE8_ALPHA8_EXT, true, 8, 8, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireExt<&Extensions::textureStorage>, AlwaysSupported, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_ALPHA16F_EXT, true, 0, 16, GL_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_LUMINANCE16F_EXT, true, 16, 0, GL_LUMINANCE, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_LUMINANCE_ALPHA16F_EXT, true, 16, 16, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_ALPHA32F_EXT, true, 0, 32, GL_ALPHA, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_LUMINANCE32F_EXT, true, 32, 0, GL_LUMINANCE, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
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AddLUMAFormat(&map, GL_LUMINANCE_ALPHA32F_EXT, true, 32, 32, GL_LUMINANCE_ALPHA, GL_FLOAT, GL_FLOAT, RequireExtAndExt<&Extensions::textureStorage, &Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
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// Compressed formats, From ES 3.0.1 spec, table 3.16
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// | Internal format |W |H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
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AddCompressedFormat(&map, GL_COMPRESSED_R11_EAC, 4, 4, 1, 64, 1, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACR11UnsignedTexture>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_SIGNED_R11_EAC, 4, 4, 1, 64, 1, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACR11SignedTexture>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_RG11_EAC, 4, 4, 1, 128, 2, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACRG11UnsignedTexture>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_SIGNED_RG11_EAC, 4, 4, 1, 128, 2, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedEACRG11SignedTexture>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_RGB8_ETC2, 4, 4, 1, 64, 3, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2RGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ETC2, 4, 4, 1, 64, 3, true, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2sRGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, 4, 4, 1, 64, 3, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2PunchthroughARGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, 4, 4, 1, 64, 3, true, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2PunchthroughAsRGB8AlphaTexture>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA8_ETC2_EAC, 4, 4, 1, 128, 4, false, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2RGBA8Texture>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, 4, 4, 1, 128, 4, true, RequireESOrExtOrExt<3, 0, &Extensions::compressedTextureETC, &Extensions::compressedETC2sRGB8Alpha8Texture>, AlwaysSupported, NeverSupported, NeverSupported);
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|
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|
// From GL_EXT_texture_compression_dxt1
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|
// | Internal format |W |H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::textureCompressionDXT1>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 4, 4, 1, 64, 4, false, RequireExt<&Extensions::textureCompressionDXT1>, AlwaysSupported, NeverSupported, NeverSupported);
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|
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|
// From GL_ANGLE_texture_compression_dxt3
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionDXT3>, AlwaysSupported, NeverSupported, NeverSupported);
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|
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// From GL_ANGLE_texture_compression_dxt5
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionDXT5>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
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|
// From GL_OES_compressed_ETC1_RGB8_texture
|
|
AddCompressedFormat(&map, GL_ETC1_RGB8_OES, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::compressedETC1RGB8Texture>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
// From GL_EXT_texture_compression_s3tc_srgb
|
|
// | Internal format |W |H |D | BS |CC|SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT, 4, 4, 1, 64, 3, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 4, 4, 1, 64, 4, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionS3TCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
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|
|
|
// From GL_KHR_texture_compression_astc_ldr and KHR_texture_compression_astc_hdr and GL_OES_texture_compression_astc
|
|
// | Internal format | W | H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x4_KHR, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x4_KHR, 5, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x5_KHR, 5, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x5_KHR, 6, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x6_KHR, 6, 6, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x5_KHR, 8, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x6_KHR, 8, 6, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
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AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_8x8_KHR, 8, 8, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x5_KHR, 10, 5, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x6_KHR, 10, 6, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x8_KHR, 10, 8, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_10x10_KHR, 10, 10, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_12x10_KHR, 12, 10, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
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|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_12x12_KHR, 12, 12, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR, 5, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR, 5, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR, 6, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR, 6, 6, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR, 8, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR, 8, 6, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR, 8, 8, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR, 10, 5, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR, 10, 6, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR, 10, 8, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR, 10, 10, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR, 12, 10, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR, 12, 12, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCLDRKHR>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_3x3x3_OES, 3, 3, 3, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x3x3_OES, 4, 3, 3, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x4x3_OES, 4, 4, 3, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_4x4x4_OES, 4, 4, 4, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x4x4_OES, 5, 4, 4, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x5x4_OES, 5, 5, 4, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_5x5x5_OES, 5, 5, 5, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x5x5_OES, 6, 5, 5, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x6x5_OES, 6, 6, 5, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_ASTC_6x6x6_OES, 6, 6, 6, 128, 4, false, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_3x3x3_OES, 3, 3, 3, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x3x3_OES, 4, 3, 3, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4x3_OES, 4, 4, 3, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4x4_OES, 4, 4, 4, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4x4_OES, 5, 4, 4, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5x4_OES, 5, 5, 4, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5x5_OES, 5, 5, 5, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5x5_OES, 6, 5, 5, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6x5_OES, 6, 6, 5, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6x6_OES, 6, 6, 6, 128, 4, true, RequireExt<&Extensions::textureCompressionASTCOES>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
// From EXT_texture_compression_bptc
|
|
// | Internal format | W | H |D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_BPTC_UNORM_EXT, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT, 4, 4, 1, 128, 4, true, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT, 4, 4, 1, 128, 4, false, RequireExt<&Extensions::textureCompressionBPTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
// From GL_IMG_texture_compression_pvrtc
|
|
// | Internal format | W | H | D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG, 1, 1, 1, 1, 3, false, RequireExt<&Extensions::compressedTexturePVRTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG, 1, 1, 1, 1, 3, false, RequireExt<&Extensions::compressedTexturePVRTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG, 1, 1, 1, 1, 4, false, RequireExt<&Extensions::compressedTexturePVRTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG, 1, 1, 1, 1, 4, false, RequireExt<&Extensions::compressedTexturePVRTC>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
// From GL_EXT_pvrtc_sRGB
|
|
// | Internal format | W | H | D | BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_PVRTC_2BPPV1_EXT, 1, 1, 1, 1, 3, true, RequireExt<&Extensions::compressedTexturePVRTCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_PVRTC_4BPPV1_EXT, 1, 1, 1, 1, 3, true, RequireExt<&Extensions::compressedTexturePVRTCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_PVRTC_2BPPV1_EXT, 1, 1, 1, 1, 4, true, RequireExt<&Extensions::compressedTexturePVRTCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB_ALPHA_PVRTC_4BPPV1_EXT, 1, 1, 1, 1, 4, true, RequireExt<&Extensions::compressedTexturePVRTCsRGB>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
// For STENCIL_INDEX8 we chose a normalized component type for the following reasons:
|
|
// - Multisampled buffer are disallowed for non-normalized integer component types and we want to support it for STENCIL_INDEX8
|
|
// - All other stencil formats (all depth-stencil) are either float or normalized
|
|
// - It affects only validation of internalformat in RenderbufferStorageMultisample.
|
|
// | Internal format |sized|D |S |X | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddDepthStencilFormat(&map, GL_STENCIL_INDEX8, true, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, NeverSupported, RequireES<1, 0>, RequireES<1, 0>);
|
|
|
|
// From GL_ANGLE_lossy_etc_decode
|
|
// | Internal format |W |H |D |BS |CC| SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddCompressedFormat(&map, GL_ETC1_RGB8_LOSSY_DECODE_ANGLE, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGB8_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, true, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, false, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddCompressedFormat(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_LOSSY_DECODE_ETC2_ANGLE, 4, 4, 1, 64, 3, true, RequireExt<&Extensions::lossyETCDecode>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
|
|
// From GL_EXT_texture_norm16
|
|
// | Internal format |sized| R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddRGBAFormat(&map, GL_R16_EXT, true, 16, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>);
|
|
AddRGBAFormat(&map, GL_R16_SNORM_EXT, true, 16, 0, 0, 0, 0, GL_RED, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RG16_EXT, true, 16, 16, 0, 0, 0, GL_RG, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>);
|
|
AddRGBAFormat(&map, GL_RG16_SNORM_EXT, true, 16, 16, 0, 0, 0, GL_RG, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB16_EXT, true, 16, 16, 16, 0, 0, GL_RGB, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGB16_SNORM_EXT, true, 16, 16, 16, 0, 0, GL_RGB, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
AddRGBAFormat(&map, GL_RGBA16_EXT, true, 16, 16, 16, 16, 0, GL_RGBA, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, RequireExt<&Extensions::textureNorm16>, RequireExt<&Extensions::textureNorm16>);
|
|
AddRGBAFormat(&map, GL_RGBA16_SNORM_EXT, true, 16, 16, 16, 16, 0, GL_RGBA, GL_SHORT, GL_SIGNED_NORMALIZED, false, RequireExt<&Extensions::textureNorm16>, AlwaysSupported, NeverSupported, NeverSupported );
|
|
|
|
// Unsized formats
|
|
// | Internal format |sized | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddRGBAFormat(&map, GL_RED, false, 8, 0, 0, 0, 0, GL_RED, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureRG>, AlwaysSupported, RequireExt<&Extensions::textureRG>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED, false, 8, 0, 0, 0, 0, GL_RED, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG, false, 8, 8, 0, 0, 0, GL_RG, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureRG>, AlwaysSupported, RequireExt<&Extensions::textureRG>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG, false, 8, 8, 0, 0, 0, GL_RG, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 8, 8, 8, 0, 0, GL_RGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 5, 6, 5, 0, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 8, 8, 8, 0, 0, GL_RGB, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 10, 10, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormat2101010REV>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 4, 4, 4, 4, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 5, 5, 5, 1, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 8, 8, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, AlwaysSupported, AlwaysSupported, RequireES<2, 0>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 10, 10, 10, 2, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormat2101010REV>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 8, 8, 8, 8, 0, GL_RGBA, GL_BYTE, GL_SIGNED_NORMALIZED, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_SRGB, false, 8, 8, 8, 0, 0, GL_SRGB, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireExt<&Extensions::sRGB>, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_SRGB_ALPHA_EXT, false, 8, 8, 8, 8, 0, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, true, RequireExt<&Extensions::sRGB>, AlwaysSupported, RequireExt<&Extensions::sRGB>, NeverSupported);
|
|
AddRGBAFormat(&map, GL_BGRA_EXT, false, 8, 8, 8, 8, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, false, RequireExt<&Extensions::textureFormatBGRA8888>, AlwaysSupported, RequireExt<&Extensions::textureFormatBGRA8888>, NeverSupported);
|
|
|
|
// Unsized integer formats
|
|
// |Internal format |sized | R | G | B | A |S | Format | Type | Component type | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddRGBAFormat(&map, GL_RED_INTEGER, false, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED_INTEGER, false, 8, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED_INTEGER, false, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED_INTEGER, false, 16, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED_INTEGER, false, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED_INTEGER, false, 32, 0, 0, 0, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG_INTEGER, false, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG_INTEGER, false, 8, 8, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG_INTEGER, false, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG_INTEGER, false, 16, 16, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG_INTEGER, false, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG_INTEGER, false, 32, 32, 0, 0, 0, GL_RG_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB_INTEGER, false, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB_INTEGER, false, 8, 8, 8, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB_INTEGER, false, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB_INTEGER, false, 16, 16, 16, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB_INTEGER, false, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB_INTEGER, false, 32, 32, 32, 0, 0, GL_RGB_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_BYTE, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 8, 8, 8, 8, 0, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_SHORT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 16, 16, 16, 16, 0, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_INT, GL_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 32, 32, 32, 32, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA_INTEGER, false, 10, 10, 10, 2, 0, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV, GL_UNSIGNED_INT, false, RequireES<3, 0>, NeverSupported, NeverSupported, NeverSupported);
|
|
|
|
// Unsized floating point formats
|
|
// |Internal format |sized | R | G | B | A |S | Format | Type | Comp | SRGB | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddRGBAFormat(&map, GL_RED, false, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG, false, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED, false, 16, 0, 0, 0, 0, GL_RED, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureHalfFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureHalfFloatLinear>, AlwaysSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG, false, 16, 16, 0, 0, 0, GL_RG, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureHalfFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureHalfFloatLinear>, AlwaysSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 16, 16, 16, 0, 0, GL_RGB, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, UnsizedHalfFloatOESRGBATextureAttachmentSupport, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 16, 16, 16, 16, 0, GL_RGBA, GL_HALF_FLOAT_OES, GL_FLOAT, false, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, UnsizedHalfFloatOESRGBATextureAttachmentSupport, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RED, false, 32, 0, 0, 0, 0, GL_RED, GL_FLOAT, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureFloatLinear>, AlwaysSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RG, false, 32, 32, 0, 0, 0, GL_RG, GL_FLOAT, GL_FLOAT, false, RequireExtAndExt<&Extensions::textureFloat, &Extensions::textureRG>, RequireExt<&Extensions::textureFloatLinear>, AlwaysSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 32, 32, 32, 0, 0, GL_RGB, GL_FLOAT, GL_FLOAT, false, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 9, 9, 9, 0, 5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGB, false, 11, 11, 10, 0, 0, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, GL_FLOAT, false, NeverSupported, NeverSupported, NeverSupported, NeverSupported);
|
|
AddRGBAFormat(&map, GL_RGBA, false, 32, 32, 32, 32, 0, GL_RGBA, GL_FLOAT, GL_FLOAT, false, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
|
|
|
|
// Unsized luminance alpha formats
|
|
// | Internal format |sized | L | A | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddLUMAFormat(&map, GL_ALPHA, false, 0, 8, GL_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, AlwaysSupported, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_LUMINANCE, false, 8, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, AlwaysSupported, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 8, 8, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, AlwaysSupported, AlwaysSupported, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_ALPHA, false, 0, 16, GL_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_LUMINANCE, false, 16, 0, GL_LUMINANCE, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 16, 16, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, GL_FLOAT, RequireExt<&Extensions::textureHalfFloat>, RequireExt<&Extensions::textureHalfFloatLinear>, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_ALPHA, false, 0, 32, GL_ALPHA, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_LUMINANCE, false, 32, 0, GL_LUMINANCE, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
|
|
AddLUMAFormat(&map, GL_LUMINANCE_ALPHA, false, 32, 32, GL_LUMINANCE_ALPHA, GL_FLOAT, GL_FLOAT, RequireExt<&Extensions::textureFloat>, RequireExt<&Extensions::textureFloatLinear>, NeverSupported, NeverSupported);
|
|
|
|
// Unsized depth stencil formats
|
|
// | Internal format |sized | D |S | X | Format | Type | Component type | Texture supported | Filterable | Texture attachment | Renderbuffer |
|
|
AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 16, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, AlwaysSupported, RequireES<1, 0>, RequireES<1, 0> );
|
|
AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 24, 0, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, AlwaysSupported, RequireES<1, 0>, RequireES<1, 0> );
|
|
AddDepthStencilFormat(&map, GL_DEPTH_COMPONENT, false, 32, 0, 0, GL_DEPTH_COMPONENT, GL_FLOAT, GL_FLOAT, RequireES<1, 0>, AlwaysSupported, RequireES<1, 0>, RequireES<1, 0> );
|
|
AddDepthStencilFormat(&map, GL_DEPTH_STENCIL, false, 24, 8, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, GL_UNSIGNED_NORMALIZED, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>);
|
|
AddDepthStencilFormat(&map, GL_DEPTH_STENCIL, false, 32, 8, 24, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, GL_FLOAT, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, AlwaysSupported, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>, RequireESOrExt<3, 0, &Extensions::packedDepthStencil>);
|
|
AddDepthStencilFormat(&map, GL_STENCIL, false, 0, 8, 0, GL_STENCIL, GL_UNSIGNED_BYTE, GL_UNSIGNED_NORMALIZED, RequireES<1, 0>, NeverSupported , RequireES<1, 0>, RequireES<1, 0> );
|
|
// clang-format on
|
|
|
|
return map;
|
|
}
|
|
|
|
static const InternalFormatInfoMap &GetInternalFormatMap()
|
|
{
|
|
static const angle::base::NoDestructor<InternalFormatInfoMap> formatMap(
|
|
BuildInternalFormatInfoMap());
|
|
return *formatMap;
|
|
}
|
|
|
|
static FormatSet BuildAllSizedInternalFormatSet()
|
|
{
|
|
FormatSet result;
|
|
|
|
for (const auto &internalFormat : GetInternalFormatMap())
|
|
{
|
|
for (const auto &type : internalFormat.second)
|
|
{
|
|
if (type.second.sized)
|
|
{
|
|
// TODO(jmadill): Fix this hack.
|
|
if (internalFormat.first == GL_BGR565_ANGLEX)
|
|
continue;
|
|
|
|
result.insert(internalFormat.first);
|
|
}
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
uint32_t GetPackedTypeInfo(GLenum type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case GL_UNSIGNED_BYTE:
|
|
case GL_BYTE:
|
|
{
|
|
static constexpr uint32_t kPacked = PackTypeInfo(1, false);
|
|
return kPacked;
|
|
}
|
|
case GL_UNSIGNED_SHORT:
|
|
case GL_SHORT:
|
|
case GL_HALF_FLOAT:
|
|
case GL_HALF_FLOAT_OES:
|
|
{
|
|
static constexpr uint32_t kPacked = PackTypeInfo(2, false);
|
|
return kPacked;
|
|
}
|
|
case GL_UNSIGNED_INT:
|
|
case GL_INT:
|
|
case GL_FLOAT:
|
|
{
|
|
static constexpr uint32_t kPacked = PackTypeInfo(4, false);
|
|
return kPacked;
|
|
}
|
|
case GL_UNSIGNED_SHORT_5_6_5:
|
|
case GL_UNSIGNED_SHORT_4_4_4_4:
|
|
case GL_UNSIGNED_SHORT_5_5_5_1:
|
|
case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT:
|
|
case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT:
|
|
{
|
|
static constexpr uint32_t kPacked = PackTypeInfo(2, true);
|
|
return kPacked;
|
|
}
|
|
case GL_UNSIGNED_INT_2_10_10_10_REV:
|
|
case GL_UNSIGNED_INT_24_8:
|
|
case GL_UNSIGNED_INT_10F_11F_11F_REV:
|
|
case GL_UNSIGNED_INT_5_9_9_9_REV:
|
|
{
|
|
ASSERT(GL_UNSIGNED_INT_24_8_OES == GL_UNSIGNED_INT_24_8);
|
|
static constexpr uint32_t kPacked = PackTypeInfo(4, true);
|
|
return kPacked;
|
|
}
|
|
case GL_FLOAT_32_UNSIGNED_INT_24_8_REV:
|
|
{
|
|
static constexpr uint32_t kPacked = PackTypeInfo(8, true);
|
|
return kPacked;
|
|
}
|
|
default:
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
const InternalFormat &GetSizedInternalFormatInfo(GLenum internalFormat)
|
|
{
|
|
static const InternalFormat defaultInternalFormat;
|
|
const InternalFormatInfoMap &formatMap = GetInternalFormatMap();
|
|
auto iter = formatMap.find(internalFormat);
|
|
|
|
// Sized internal formats only have one type per entry
|
|
if (iter == formatMap.end() || iter->second.size() != 1)
|
|
{
|
|
return defaultInternalFormat;
|
|
}
|
|
|
|
const InternalFormat &internalFormatInfo = iter->second.begin()->second;
|
|
if (!internalFormatInfo.sized)
|
|
{
|
|
return defaultInternalFormat;
|
|
}
|
|
|
|
return internalFormatInfo;
|
|
}
|
|
|
|
const InternalFormat &GetInternalFormatInfo(GLenum internalFormat, GLenum type)
|
|
{
|
|
static const InternalFormat defaultInternalFormat;
|
|
const InternalFormatInfoMap &formatMap = GetInternalFormatMap();
|
|
|
|
auto internalFormatIter = formatMap.find(internalFormat);
|
|
if (internalFormatIter == formatMap.end())
|
|
{
|
|
return defaultInternalFormat;
|
|
}
|
|
|
|
// If the internal format is sized, simply return it without the type check.
|
|
if (internalFormatIter->second.size() == 1 && internalFormatIter->second.begin()->second.sized)
|
|
{
|
|
return internalFormatIter->second.begin()->second;
|
|
}
|
|
|
|
auto typeIter = internalFormatIter->second.find(type);
|
|
if (typeIter == internalFormatIter->second.end())
|
|
{
|
|
return defaultInternalFormat;
|
|
}
|
|
|
|
return typeIter->second;
|
|
}
|
|
|
|
GLuint InternalFormat::computePixelBytes(GLenum formatType) const
|
|
{
|
|
const auto &typeInfo = GetTypeInfo(formatType);
|
|
GLuint components = typeInfo.specialInterpretation ? 1u : componentCount;
|
|
return components * typeInfo.bytes;
|
|
}
|
|
|
|
bool InternalFormat::computeRowPitch(GLenum formatType,
|
|
GLsizei width,
|
|
GLint alignment,
|
|
GLint rowLength,
|
|
GLuint *resultOut) const
|
|
{
|
|
// Compressed images do not use pack/unpack parameters.
|
|
if (compressed)
|
|
{
|
|
ASSERT(rowLength == 0);
|
|
return computeCompressedImageSize(Extents(width, 1, 1), resultOut);
|
|
}
|
|
|
|
CheckedNumeric<GLuint> checkedWidth(rowLength > 0 ? rowLength : width);
|
|
CheckedNumeric<GLuint> checkedRowBytes = checkedWidth * computePixelBytes(formatType);
|
|
|
|
ASSERT(alignment > 0 && isPow2(alignment));
|
|
CheckedNumeric<GLuint> checkedAlignment(alignment);
|
|
auto aligned = rx::roundUp(checkedRowBytes, checkedAlignment);
|
|
return CheckedMathResult(aligned, resultOut);
|
|
}
|
|
|
|
bool InternalFormat::computeDepthPitch(GLsizei height,
|
|
GLint imageHeight,
|
|
GLuint rowPitch,
|
|
GLuint *resultOut) const
|
|
{
|
|
CheckedNumeric<GLuint> pixelsHeight(imageHeight > 0 ? static_cast<GLuint>(imageHeight)
|
|
: static_cast<GLuint>(height));
|
|
|
|
CheckedNumeric<GLuint> rowCount;
|
|
if (compressed)
|
|
{
|
|
CheckedNumeric<GLuint> checkedBlockHeight(compressedBlockHeight);
|
|
rowCount = (pixelsHeight + checkedBlockHeight - 1u) / checkedBlockHeight;
|
|
}
|
|
else
|
|
{
|
|
rowCount = pixelsHeight;
|
|
}
|
|
|
|
CheckedNumeric<GLuint> checkedRowPitch(rowPitch);
|
|
|
|
return CheckedMathResult(checkedRowPitch * rowCount, resultOut);
|
|
}
|
|
|
|
bool InternalFormat::computeDepthPitch(GLenum formatType,
|
|
GLsizei width,
|
|
GLsizei height,
|
|
GLint alignment,
|
|
GLint rowLength,
|
|
GLint imageHeight,
|
|
GLuint *resultOut) const
|
|
{
|
|
GLuint rowPitch = 0;
|
|
if (!computeRowPitch(formatType, width, alignment, rowLength, &rowPitch))
|
|
{
|
|
return false;
|
|
}
|
|
return computeDepthPitch(height, imageHeight, rowPitch, resultOut);
|
|
}
|
|
|
|
bool InternalFormat::computeCompressedImageSize(const Extents &size, GLuint *resultOut) const
|
|
{
|
|
CheckedNumeric<GLuint> checkedWidth(size.width);
|
|
CheckedNumeric<GLuint> checkedHeight(size.height);
|
|
CheckedNumeric<GLuint> checkedDepth(size.depth);
|
|
CheckedNumeric<GLuint> checkedBlockWidth(compressedBlockWidth);
|
|
CheckedNumeric<GLuint> checkedBlockHeight(compressedBlockHeight);
|
|
|
|
ASSERT(compressed);
|
|
auto numBlocksWide = (checkedWidth + checkedBlockWidth - 1u) / checkedBlockWidth;
|
|
auto numBlocksHigh = (checkedHeight + checkedBlockHeight - 1u) / checkedBlockHeight;
|
|
auto bytes = numBlocksWide * numBlocksHigh * pixelBytes * checkedDepth;
|
|
return CheckedMathResult(bytes, resultOut);
|
|
}
|
|
|
|
bool InternalFormat::computeSkipBytes(GLenum formatType,
|
|
GLuint rowPitch,
|
|
GLuint depthPitch,
|
|
const PixelStoreStateBase &state,
|
|
bool is3D,
|
|
GLuint *resultOut) const
|
|
{
|
|
CheckedNumeric<GLuint> checkedRowPitch(rowPitch);
|
|
CheckedNumeric<GLuint> checkedDepthPitch(depthPitch);
|
|
CheckedNumeric<GLuint> checkedSkipImages(static_cast<GLuint>(state.skipImages));
|
|
CheckedNumeric<GLuint> checkedSkipRows(static_cast<GLuint>(state.skipRows));
|
|
CheckedNumeric<GLuint> checkedSkipPixels(static_cast<GLuint>(state.skipPixels));
|
|
CheckedNumeric<GLuint> checkedPixelBytes(computePixelBytes(formatType));
|
|
auto checkedSkipImagesBytes = checkedSkipImages * checkedDepthPitch;
|
|
if (!is3D)
|
|
{
|
|
checkedSkipImagesBytes = 0;
|
|
}
|
|
auto skipBytes = checkedSkipImagesBytes + checkedSkipRows * checkedRowPitch +
|
|
checkedSkipPixels * checkedPixelBytes;
|
|
return CheckedMathResult(skipBytes, resultOut);
|
|
}
|
|
|
|
bool InternalFormat::computePackUnpackEndByte(GLenum formatType,
|
|
const Extents &size,
|
|
const PixelStoreStateBase &state,
|
|
bool is3D,
|
|
GLuint *resultOut) const
|
|
{
|
|
GLuint rowPitch = 0;
|
|
if (!computeRowPitch(formatType, size.width, state.alignment, state.rowLength, &rowPitch))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
GLuint depthPitch = 0;
|
|
if (is3D && !computeDepthPitch(size.height, state.imageHeight, rowPitch, &depthPitch))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
CheckedNumeric<GLuint> checkedCopyBytes(0);
|
|
if (compressed)
|
|
{
|
|
GLuint copyBytes = 0;
|
|
if (!computeCompressedImageSize(size, ©Bytes))
|
|
{
|
|
return false;
|
|
}
|
|
checkedCopyBytes = copyBytes;
|
|
}
|
|
else if (size.height != 0 && (!is3D || size.depth != 0))
|
|
{
|
|
CheckedNumeric<GLuint> bytes = computePixelBytes(formatType);
|
|
checkedCopyBytes += size.width * bytes;
|
|
|
|
CheckedNumeric<GLuint> heightMinusOne = size.height - 1;
|
|
checkedCopyBytes += heightMinusOne * rowPitch;
|
|
|
|
if (is3D)
|
|
{
|
|
CheckedNumeric<GLuint> depthMinusOne = size.depth - 1;
|
|
checkedCopyBytes += depthMinusOne * depthPitch;
|
|
}
|
|
}
|
|
|
|
GLuint skipBytes = 0;
|
|
if (!computeSkipBytes(formatType, rowPitch, depthPitch, state, is3D, &skipBytes))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
CheckedNumeric<GLuint> endByte = checkedCopyBytes + CheckedNumeric<GLuint>(skipBytes);
|
|
|
|
return CheckedMathResult(endByte, resultOut);
|
|
}
|
|
|
|
GLenum GetUnsizedFormat(GLenum internalFormat)
|
|
{
|
|
auto sizedFormatInfo = GetSizedInternalFormatInfo(internalFormat);
|
|
if (sizedFormatInfo.internalFormat != GL_NONE)
|
|
{
|
|
return sizedFormatInfo.format;
|
|
}
|
|
|
|
return internalFormat;
|
|
}
|
|
|
|
bool CompressedFormatRequiresWholeImage(GLenum internalFormat)
|
|
{
|
|
// List of compressed texture format that require that the sub-image size is equal to texture's
|
|
// respective mip level's size
|
|
switch (internalFormat)
|
|
{
|
|
case GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG:
|
|
case GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG:
|
|
case GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG:
|
|
case GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG:
|
|
case GL_COMPRESSED_SRGB_PVRTC_2BPPV1_EXT:
|
|
case GL_COMPRESSED_SRGB_PVRTC_4BPPV1_EXT:
|
|
case GL_COMPRESSED_SRGB_ALPHA_PVRTC_2BPPV1_EXT:
|
|
case GL_COMPRESSED_SRGB_ALPHA_PVRTC_4BPPV1_EXT:
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
const FormatSet &GetAllSizedInternalFormats()
|
|
{
|
|
static angle::base::NoDestructor<FormatSet> formatSet(BuildAllSizedInternalFormatSet());
|
|
return *formatSet;
|
|
}
|
|
|
|
AttributeType GetAttributeType(GLenum enumValue)
|
|
{
|
|
switch (enumValue)
|
|
{
|
|
case GL_FLOAT:
|
|
return ATTRIBUTE_FLOAT;
|
|
case GL_FLOAT_VEC2:
|
|
return ATTRIBUTE_VEC2;
|
|
case GL_FLOAT_VEC3:
|
|
return ATTRIBUTE_VEC3;
|
|
case GL_FLOAT_VEC4:
|
|
return ATTRIBUTE_VEC4;
|
|
case GL_INT:
|
|
return ATTRIBUTE_INT;
|
|
case GL_INT_VEC2:
|
|
return ATTRIBUTE_IVEC2;
|
|
case GL_INT_VEC3:
|
|
return ATTRIBUTE_IVEC3;
|
|
case GL_INT_VEC4:
|
|
return ATTRIBUTE_IVEC4;
|
|
case GL_UNSIGNED_INT:
|
|
return ATTRIBUTE_UINT;
|
|
case GL_UNSIGNED_INT_VEC2:
|
|
return ATTRIBUTE_UVEC2;
|
|
case GL_UNSIGNED_INT_VEC3:
|
|
return ATTRIBUTE_UVEC3;
|
|
case GL_UNSIGNED_INT_VEC4:
|
|
return ATTRIBUTE_UVEC4;
|
|
case GL_FLOAT_MAT2:
|
|
return ATTRIBUTE_MAT2;
|
|
case GL_FLOAT_MAT3:
|
|
return ATTRIBUTE_MAT3;
|
|
case GL_FLOAT_MAT4:
|
|
return ATTRIBUTE_MAT4;
|
|
case GL_FLOAT_MAT2x3:
|
|
return ATTRIBUTE_MAT2x3;
|
|
case GL_FLOAT_MAT2x4:
|
|
return ATTRIBUTE_MAT2x4;
|
|
case GL_FLOAT_MAT3x2:
|
|
return ATTRIBUTE_MAT3x2;
|
|
case GL_FLOAT_MAT3x4:
|
|
return ATTRIBUTE_MAT3x4;
|
|
case GL_FLOAT_MAT4x2:
|
|
return ATTRIBUTE_MAT4x2;
|
|
case GL_FLOAT_MAT4x3:
|
|
return ATTRIBUTE_MAT4x3;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return ATTRIBUTE_FLOAT;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
angle::FormatID GetVertexFormatID(VertexAttribType type,
|
|
GLboolean normalized,
|
|
GLuint components,
|
|
bool pureInteger)
|
|
{
|
|
switch (type)
|
|
{
|
|
case VertexAttribType::Byte:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8_SNORM;
|
|
return angle::FormatID::R8_SSCALED;
|
|
case 2:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8G8_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8G8_SNORM;
|
|
return angle::FormatID::R8G8_SSCALED;
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8G8B8_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8G8B8_SNORM;
|
|
return angle::FormatID::R8G8B8_SSCALED;
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8G8B8A8_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8G8B8A8_SNORM;
|
|
return angle::FormatID::R8G8B8A8_SSCALED;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::UnsignedByte:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8_UNORM;
|
|
return angle::FormatID::R8_USCALED;
|
|
case 2:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8G8_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8G8_UNORM;
|
|
return angle::FormatID::R8G8_USCALED;
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8G8B8_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8G8B8_UNORM;
|
|
return angle::FormatID::R8G8B8_USCALED;
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::R8G8B8A8_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R8G8B8A8_UNORM;
|
|
return angle::FormatID::R8G8B8A8_USCALED;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::Short:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16_SNORM;
|
|
return angle::FormatID::R16_SSCALED;
|
|
case 2:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16G16_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16G16_SNORM;
|
|
return angle::FormatID::R16G16_SSCALED;
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16G16B16_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16G16B16_SNORM;
|
|
return angle::FormatID::R16G16B16_SSCALED;
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16G16B16A16_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16G16B16A16_SNORM;
|
|
return angle::FormatID::R16G16B16A16_SSCALED;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::UnsignedShort:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16_UNORM;
|
|
return angle::FormatID::R16_USCALED;
|
|
case 2:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16G16_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16G16_UNORM;
|
|
return angle::FormatID::R16G16_USCALED;
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16G16B16_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16G16B16_UNORM;
|
|
return angle::FormatID::R16G16B16_USCALED;
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::R16G16B16A16_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R16G16B16A16_UNORM;
|
|
return angle::FormatID::R16G16B16A16_USCALED;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::Int:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32_SNORM;
|
|
return angle::FormatID::R32_SSCALED;
|
|
case 2:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32G32_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32G32_SNORM;
|
|
return angle::FormatID::R32G32_SSCALED;
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32G32B32_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32G32B32_SNORM;
|
|
return angle::FormatID::R32G32B32_SSCALED;
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32G32B32A32_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32G32B32A32_SNORM;
|
|
return angle::FormatID::R32G32B32A32_SSCALED;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::UnsignedInt:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32_UNORM;
|
|
return angle::FormatID::R32_USCALED;
|
|
case 2:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32G32_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32G32_UNORM;
|
|
return angle::FormatID::R32G32_USCALED;
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32G32B32_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32G32B32_UNORM;
|
|
return angle::FormatID::R32G32B32_USCALED;
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::R32G32B32A32_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R32G32B32A32_UNORM;
|
|
return angle::FormatID::R32G32B32A32_USCALED;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::Float:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
return angle::FormatID::R32_FLOAT;
|
|
case 2:
|
|
return angle::FormatID::R32G32_FLOAT;
|
|
case 3:
|
|
return angle::FormatID::R32G32B32_FLOAT;
|
|
case 4:
|
|
return angle::FormatID::R32G32B32A32_FLOAT;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::HalfFloat:
|
|
case VertexAttribType::HalfFloatOES:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
return angle::FormatID::R16_FLOAT;
|
|
case 2:
|
|
return angle::FormatID::R16G16_FLOAT;
|
|
case 3:
|
|
return angle::FormatID::R16G16B16_FLOAT;
|
|
case 4:
|
|
return angle::FormatID::R16G16B16A16_FLOAT;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::Fixed:
|
|
switch (components)
|
|
{
|
|
case 1:
|
|
return angle::FormatID::R32_FIXED;
|
|
case 2:
|
|
return angle::FormatID::R32G32_FIXED;
|
|
case 3:
|
|
return angle::FormatID::R32G32B32_FIXED;
|
|
case 4:
|
|
return angle::FormatID::R32G32B32A32_FIXED;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::Int2101010:
|
|
if (pureInteger)
|
|
return angle::FormatID::R10G10B10A2_SINT;
|
|
if (normalized)
|
|
return angle::FormatID::R10G10B10A2_SNORM;
|
|
return angle::FormatID::R10G10B10A2_SSCALED;
|
|
case VertexAttribType::UnsignedInt2101010:
|
|
if (pureInteger)
|
|
return angle::FormatID::R10G10B10A2_UINT;
|
|
if (normalized)
|
|
return angle::FormatID::R10G10B10A2_UNORM;
|
|
return angle::FormatID::R10G10B10A2_USCALED;
|
|
case VertexAttribType::Int1010102:
|
|
switch (components)
|
|
{
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::X2R10G10B10_SINT_VERTEX;
|
|
if (normalized)
|
|
return angle::FormatID::X2R10G10B10_SNORM_VERTEX;
|
|
return angle::FormatID::X2R10G10B10_SSCALED_VERTEX;
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::A2R10G10B10_SINT_VERTEX;
|
|
if (normalized)
|
|
return angle::FormatID::A2R10G10B10_SNORM_VERTEX;
|
|
return angle::FormatID::A2R10G10B10_SSCALED_VERTEX;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
case VertexAttribType::UnsignedInt1010102:
|
|
switch (components)
|
|
{
|
|
case 3:
|
|
if (pureInteger)
|
|
return angle::FormatID::X2R10G10B10_UINT_VERTEX;
|
|
if (normalized)
|
|
return angle::FormatID::X2R10G10B10_UNORM_VERTEX;
|
|
return angle::FormatID::X2R10G10B10_USCALED_VERTEX;
|
|
|
|
case 4:
|
|
if (pureInteger)
|
|
return angle::FormatID::A2R10G10B10_UINT_VERTEX;
|
|
if (normalized)
|
|
return angle::FormatID::A2R10G10B10_UNORM_VERTEX;
|
|
return angle::FormatID::A2R10G10B10_USCALED_VERTEX;
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return angle::FormatID::NONE;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
angle::FormatID GetVertexFormatID(const VertexAttribute &attrib, VertexAttribType currentValueType)
|
|
{
|
|
if (!attrib.enabled)
|
|
{
|
|
return GetCurrentValueFormatID(currentValueType);
|
|
}
|
|
return attrib.format->id;
|
|
}
|
|
|
|
angle::FormatID GetCurrentValueFormatID(VertexAttribType currentValueType)
|
|
{
|
|
switch (currentValueType)
|
|
{
|
|
case VertexAttribType::Float:
|
|
return angle::FormatID::R32G32B32A32_FLOAT;
|
|
case VertexAttribType::Int:
|
|
return angle::FormatID::R32G32B32A32_SINT;
|
|
case VertexAttribType::UnsignedInt:
|
|
return angle::FormatID::R32G32B32A32_UINT;
|
|
default:
|
|
UNREACHABLE();
|
|
return angle::FormatID::NONE;
|
|
}
|
|
}
|
|
|
|
const VertexFormat &GetVertexFormatFromID(angle::FormatID vertexFormatID)
|
|
{
|
|
switch (vertexFormatID)
|
|
{
|
|
case angle::FormatID::R8_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_TRUE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_TRUE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_TRUE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8A8_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8A8_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8A8_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8A8_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_TRUE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_TRUE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_TRUE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16A16_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16A16_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16A16_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16A16_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_TRUE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_TRUE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_TRUE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8_SINT:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 1, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8_SINT:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 2, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8_SINT:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 3, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8A8_SINT:
|
|
{
|
|
static const VertexFormat format(GL_BYTE, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 1, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 2, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 3, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R8G8B8A8_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_BYTE, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16_SINT:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 1, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16_SINT:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 2, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16_SINT:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 3, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16A16_SINT:
|
|
{
|
|
static const VertexFormat format(GL_SHORT, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 1, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 2, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 3, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16A16_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_SHORT, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_SINT:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 1, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_SINT:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 2, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_SINT:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 3, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_SINT:
|
|
{
|
|
static const VertexFormat format(GL_INT, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 1, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 2, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 3, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_FIXED:
|
|
{
|
|
static const VertexFormat format(GL_FIXED, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_FIXED:
|
|
{
|
|
static const VertexFormat format(GL_FIXED, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_FIXED:
|
|
{
|
|
static const VertexFormat format(GL_FIXED, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_FIXED:
|
|
{
|
|
static const VertexFormat format(GL_FIXED, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R16G16B16A16_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_HALF_FLOAT, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_FLOAT, GL_FALSE, 1, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_FLOAT, GL_FALSE, 2, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_FLOAT, GL_FALSE, 3, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R32G32B32A32_FLOAT:
|
|
{
|
|
static const VertexFormat format(GL_FLOAT, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R10G10B10A2_SSCALED:
|
|
{
|
|
static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R10G10B10A2_USCALED:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R10G10B10A2_SNORM:
|
|
{
|
|
static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R10G10B10A2_UNORM:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R10G10B10A2_SINT:
|
|
{
|
|
static const VertexFormat format(GL_INT_2_10_10_10_REV, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::R10G10B10A2_UINT:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_2_10_10_10_REV, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::A2R10G10B10_SSCALED_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::A2R10G10B10_USCALED_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::A2R10G10B10_SNORM_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::A2R10G10B10_UNORM_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::A2R10G10B10_SINT_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::A2R10G10B10_UINT_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
case angle::FormatID::X2R10G10B10_SSCALED_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::X2R10G10B10_USCALED_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_FALSE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::X2R10G10B10_SNORM_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::X2R10G10B10_UNORM_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_UNSIGNED_INT_10_10_10_2_OES, GL_TRUE, 4, false);
|
|
return format;
|
|
}
|
|
case angle::FormatID::X2R10G10B10_SINT_VERTEX:
|
|
{
|
|
static const VertexFormat format(GL_INT_10_10_10_2_OES, GL_FALSE, 4, true);
|
|
return format;
|
|
}
|
|
default:
|
|
{
|
|
static const VertexFormat format(GL_NONE, GL_FALSE, 0, false);
|
|
return format;
|
|
}
|
|
}
|
|
}
|
|
|
|
size_t GetVertexFormatSize(angle::FormatID vertexFormatID)
|
|
{
|
|
switch (vertexFormatID)
|
|
{
|
|
case angle::FormatID::R8_SSCALED:
|
|
case angle::FormatID::R8_SNORM:
|
|
case angle::FormatID::R8_USCALED:
|
|
case angle::FormatID::R8_UNORM:
|
|
case angle::FormatID::R8_SINT:
|
|
case angle::FormatID::R8_UINT:
|
|
return 1;
|
|
|
|
case angle::FormatID::R8G8_SSCALED:
|
|
case angle::FormatID::R8G8_SNORM:
|
|
case angle::FormatID::R8G8_USCALED:
|
|
case angle::FormatID::R8G8_UNORM:
|
|
case angle::FormatID::R8G8_SINT:
|
|
case angle::FormatID::R8G8_UINT:
|
|
case angle::FormatID::R16_SSCALED:
|
|
case angle::FormatID::R16_SNORM:
|
|
case angle::FormatID::R16_USCALED:
|
|
case angle::FormatID::R16_UNORM:
|
|
case angle::FormatID::R16_SINT:
|
|
case angle::FormatID::R16_UINT:
|
|
case angle::FormatID::R16_FLOAT:
|
|
return 2;
|
|
|
|
case angle::FormatID::R8G8B8_SSCALED:
|
|
case angle::FormatID::R8G8B8_SNORM:
|
|
case angle::FormatID::R8G8B8_USCALED:
|
|
case angle::FormatID::R8G8B8_UNORM:
|
|
case angle::FormatID::R8G8B8_SINT:
|
|
case angle::FormatID::R8G8B8_UINT:
|
|
return 3;
|
|
|
|
case angle::FormatID::R8G8B8A8_SSCALED:
|
|
case angle::FormatID::R8G8B8A8_SNORM:
|
|
case angle::FormatID::R8G8B8A8_USCALED:
|
|
case angle::FormatID::R8G8B8A8_UNORM:
|
|
case angle::FormatID::R8G8B8A8_SINT:
|
|
case angle::FormatID::R8G8B8A8_UINT:
|
|
case angle::FormatID::R16G16_SSCALED:
|
|
case angle::FormatID::R16G16_SNORM:
|
|
case angle::FormatID::R16G16_USCALED:
|
|
case angle::FormatID::R16G16_UNORM:
|
|
case angle::FormatID::R16G16_SINT:
|
|
case angle::FormatID::R16G16_UINT:
|
|
case angle::FormatID::R32_SSCALED:
|
|
case angle::FormatID::R32_SNORM:
|
|
case angle::FormatID::R32_USCALED:
|
|
case angle::FormatID::R32_UNORM:
|
|
case angle::FormatID::R32_SINT:
|
|
case angle::FormatID::R32_UINT:
|
|
case angle::FormatID::R16G16_FLOAT:
|
|
case angle::FormatID::R32_FIXED:
|
|
case angle::FormatID::R32_FLOAT:
|
|
case angle::FormatID::R10G10B10A2_SSCALED:
|
|
case angle::FormatID::R10G10B10A2_USCALED:
|
|
case angle::FormatID::R10G10B10A2_SNORM:
|
|
case angle::FormatID::R10G10B10A2_UNORM:
|
|
case angle::FormatID::R10G10B10A2_SINT:
|
|
case angle::FormatID::R10G10B10A2_UINT:
|
|
case angle::FormatID::A2R10G10B10_SSCALED_VERTEX:
|
|
case angle::FormatID::A2R10G10B10_USCALED_VERTEX:
|
|
case angle::FormatID::A2R10G10B10_SINT_VERTEX:
|
|
case angle::FormatID::A2R10G10B10_UINT_VERTEX:
|
|
case angle::FormatID::A2R10G10B10_SNORM_VERTEX:
|
|
case angle::FormatID::A2R10G10B10_UNORM_VERTEX:
|
|
case angle::FormatID::X2R10G10B10_SSCALED_VERTEX:
|
|
case angle::FormatID::X2R10G10B10_USCALED_VERTEX:
|
|
case angle::FormatID::X2R10G10B10_SINT_VERTEX:
|
|
case angle::FormatID::X2R10G10B10_UINT_VERTEX:
|
|
case angle::FormatID::X2R10G10B10_SNORM_VERTEX:
|
|
case angle::FormatID::X2R10G10B10_UNORM_VERTEX:
|
|
return 4;
|
|
|
|
case angle::FormatID::R16G16B16_SSCALED:
|
|
case angle::FormatID::R16G16B16_SNORM:
|
|
case angle::FormatID::R16G16B16_USCALED:
|
|
case angle::FormatID::R16G16B16_UNORM:
|
|
case angle::FormatID::R16G16B16_SINT:
|
|
case angle::FormatID::R16G16B16_UINT:
|
|
case angle::FormatID::R16G16B16_FLOAT:
|
|
return 6;
|
|
|
|
case angle::FormatID::R16G16B16A16_SSCALED:
|
|
case angle::FormatID::R16G16B16A16_SNORM:
|
|
case angle::FormatID::R16G16B16A16_USCALED:
|
|
case angle::FormatID::R16G16B16A16_UNORM:
|
|
case angle::FormatID::R16G16B16A16_SINT:
|
|
case angle::FormatID::R16G16B16A16_UINT:
|
|
case angle::FormatID::R32G32_SSCALED:
|
|
case angle::FormatID::R32G32_SNORM:
|
|
case angle::FormatID::R32G32_USCALED:
|
|
case angle::FormatID::R32G32_UNORM:
|
|
case angle::FormatID::R32G32_SINT:
|
|
case angle::FormatID::R32G32_UINT:
|
|
case angle::FormatID::R16G16B16A16_FLOAT:
|
|
case angle::FormatID::R32G32_FIXED:
|
|
case angle::FormatID::R32G32_FLOAT:
|
|
return 8;
|
|
|
|
case angle::FormatID::R32G32B32_SSCALED:
|
|
case angle::FormatID::R32G32B32_SNORM:
|
|
case angle::FormatID::R32G32B32_USCALED:
|
|
case angle::FormatID::R32G32B32_UNORM:
|
|
case angle::FormatID::R32G32B32_SINT:
|
|
case angle::FormatID::R32G32B32_UINT:
|
|
case angle::FormatID::R32G32B32_FIXED:
|
|
case angle::FormatID::R32G32B32_FLOAT:
|
|
return 12;
|
|
|
|
case angle::FormatID::R32G32B32A32_SSCALED:
|
|
case angle::FormatID::R32G32B32A32_SNORM:
|
|
case angle::FormatID::R32G32B32A32_USCALED:
|
|
case angle::FormatID::R32G32B32A32_UNORM:
|
|
case angle::FormatID::R32G32B32A32_SINT:
|
|
case angle::FormatID::R32G32B32A32_UINT:
|
|
case angle::FormatID::R32G32B32A32_FIXED:
|
|
case angle::FormatID::R32G32B32A32_FLOAT:
|
|
return 16;
|
|
|
|
case angle::FormatID::NONE:
|
|
default:
|
|
UNREACHABLE();
|
|
#if !UNREACHABLE_IS_NORETURN
|
|
return 0;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
bool ValidES3InternalFormat(GLenum internalFormat)
|
|
{
|
|
const InternalFormatInfoMap &formatMap = GetInternalFormatMap();
|
|
return internalFormat != GL_NONE && formatMap.find(internalFormat) != formatMap.end();
|
|
}
|
|
|
|
VertexFormat::VertexFormat(GLenum typeIn,
|
|
GLboolean normalizedIn,
|
|
GLuint componentsIn,
|
|
bool pureIntegerIn)
|
|
: type(typeIn), normalized(normalizedIn), components(componentsIn), pureInteger(pureIntegerIn)
|
|
{
|
|
// float -> !normalized
|
|
ASSERT(!(type == GL_FLOAT || type == GL_HALF_FLOAT || type == GL_FIXED) ||
|
|
normalized == GL_FALSE);
|
|
}
|
|
} // namespace gl
|