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togl/togles: use PBO for DYNAMIC textures

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This commit is contained in:
nillerusr
2022-10-02 00:58:57 +03:00
parent a269b89168
commit 7a26688494
6 changed files with 235 additions and 137 deletions
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6
public/togl/linuxwin/cglmtex.h
View File

@@ -126,6 +126,7 @@ enum EGLMTexFlags
kGLMTexMultisampled = 0x40, // has an RBO backing it. Cannot combine with Mipped, MippedAuto. One slice maximum, only targeting GL_TEXTURE_2D.
// actually not 100% positive on the mipmapping, the RBO itself can't be mipped, but the resulting texture could
// have mipmaps generated.
kGLMTexDynamic = 0x80
};
//===============================================================================
@@ -204,6 +205,7 @@ struct GLMTexLockParams
// tells GLM to force re-read of the texels back from GL
// i.e. "I know I stepped on those texels with a draw or blit - the GLM copy is stale"
bool m_readback;
bool m_readonly;
};
struct GLMTexLockDesc
@@ -485,7 +487,7 @@ protected:
int CalcSliceIndex( int face, int mip );
void CalcTexelDataOffsetAndStrides( int sliceIndex, int x, int y, int z, int *offsetOut, int *yStrideOut, int *zStrideOut );
void ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice=true );
GLubyte *ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice=true, bool readOnly=false );
void WriteTexels( GLMTexLockDesc *desc, bool writeWholeSlice=true, bool noDataWrite=false );
// last param lets us send NULL data ptr (only legal with uncompressed formats, beware)
// this helps out ResetSRGB.
@@ -505,6 +507,8 @@ protected:
// noWrite means send NULL for texel source addresses instead of actual data - ideal for RT's
GLuint m_texName; // name of this texture in the context
GLuint m_pbo;
GLubyte *m_mapped;
GLenum m_texGLTarget;
uint m_nSamplerType; // SAMPLER_2D, etc.

6
public/togles/linuxwin/cglmtex.h
View File

@@ -126,6 +126,7 @@ enum EGLMTexFlags
kGLMTexMultisampled = 0x40, // has an RBO backing it. Cannot combine with Mipped, MippedAuto. One slice maximum, only targeting GL_TEXTURE_2D.
// actually not 100% positive on the mipmapping, the RBO itself can't be mipped, but the resulting texture could
// have mipmaps generated.
kGLMTexDynamic = 0x80
};
//===============================================================================
@@ -204,6 +205,7 @@ struct GLMTexLockParams
// tells GLM to force re-read of the texels back from GL
// i.e. "I know I stepped on those texels with a draw or blit - the GLM copy is stale"
bool m_readback;
bool m_readonly;
};
struct GLMTexLockDesc
@@ -485,7 +487,7 @@ protected:
int CalcSliceIndex( int face, int mip );
void CalcTexelDataOffsetAndStrides( int sliceIndex, int x, int y, int z, int *offsetOut, int *yStrideOut, int *zStrideOut );
void ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice=true );
GLubyte *ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice=true, bool readOnly=false );
void WriteTexels( GLMTexLockDesc *desc, bool writeWholeSlice=true, bool noDataWrite=false );
// last param lets us send NULL data ptr (only legal with uncompressed formats, beware)
// this helps out ResetSRGB.
@@ -505,6 +507,8 @@ protected:
// noWrite means send NULL for texel source addresses instead of actual data - ideal for RT's
GLuint m_texName; // name of this texture in the context
GLuint m_pbo;
GLubyte *m_mapped;
GLenum m_texGLTarget;
uint m_nSamplerType; // SAMPLER_2D, etc.