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migrate ALMOST everything from source tree into client
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riall
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231
source/client/model/Cube.cpp
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231
source/client/model/Cube.cpp
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/********************************************************************
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Minecraft: Pocket Edition - Decompilation Project
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Copyright (C) 2023 iProgramInCpp
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The following code is licensed under the BSD 1 clause license.
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SPDX-License-Identifier: BSD-1-Clause
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********************************************************************/
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#include "Cube.hpp"
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float Cube::c = 180.0f / float(M_PI);
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Cube::Cube(int a, int b)
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{
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field_2B4 = a;
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field_2B8 = b;
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}
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void Cube::addBox(float a, float b, float c, int d, int e, int f)
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{
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addBox(a, b, c, d, e, f, 0.0f);
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}
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void Cube::addBox(float x, float y, float z, int d, int e, int f, float g)
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{
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float x1 = x, y1 = y, z1 = z;
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float x2 = x + float(d), y2 = y + float(e), z2 = z + float(f);
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x1 -= g;
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y1 -= g;
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z1 -= g;
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x2 += g;
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y2 += g;
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z2 += g;
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if (field_18)
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std::swap(x1, x2);
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m_verts[0] = VertexPT(x1, y1, z1, 0.0f, 0.0f);
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m_verts[1] = VertexPT(x2, y1, z1, 0.0f, 8.0f);
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m_verts[2] = VertexPT(x2, y2, z1, 8.0f, 8.0f);
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m_verts[3] = VertexPT(x1, y2, z1, 8.0f, 0.0f);
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m_verts[4] = VertexPT(x1, y1, z2, 0.0f, 0.0f);
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m_verts[5] = VertexPT(x2, y1, z2, 0.0f, 8.0f);
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m_verts[6] = VertexPT(x2, y2, z2, 8.0f, 8.0f);
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m_verts[7] = VertexPT(x1, y2, z2, 8.0f, 0.0f);
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int m = field_2B4, n = field_2B8;
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m_faces[0] = PolygonQuad(&m_verts[5], &m_verts[1], &m_verts[2], &m_verts[6], m + f + d, n + f, m + f + d + f, n + f + e); // x2 face
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m_faces[1] = PolygonQuad(&m_verts[0], &m_verts[4], &m_verts[7], &m_verts[3], m, n + f, m + f, n + f + e); // x1 face
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m_faces[2] = PolygonQuad(&m_verts[5], &m_verts[4], &m_verts[0], &m_verts[1], m + f, n, m + f + d, n + f); // up face
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m_faces[3] = PolygonQuad(&m_verts[2], &m_verts[3], &m_verts[7], &m_verts[6], m + f + d, n, m + f + d + d, n + f); // down face
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m_faces[4] = PolygonQuad(&m_verts[1], &m_verts[0], &m_verts[3], &m_verts[2], m + f, n + f, m + f + d, n + f + e); // z1 face
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m_faces[5] = PolygonQuad(&m_verts[4], &m_verts[5], &m_verts[6], &m_verts[7], m + f + d + f, n + f, m + f + d + f + d, n + f + e); // z2 face
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#ifdef ENH_ENTITY_SHADING
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m_faces[0].setColor(0.6f, 0.6f, 0.6f);
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m_faces[1].setColor(0.6f, 0.6f, 0.6f);
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m_faces[4].setColor(0.8f, 0.8f, 0.8f);
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m_faces[5].setColor(0.8f, 0.8f, 0.8f);
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m_faces[3].setColor(0.5f, 0.5f, 0.5f);
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#endif
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if (field_18)
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{
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for (int i = 0; i < 6; i++)
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m_faces[i].mirror();
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}
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}
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void Cube::compile(float f)
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{
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xglDeleteBuffers(1, &m_buffer);
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xglGenBuffers(1, &m_buffer);
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Tesselator& t = Tesselator::instance;
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t.begin();
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for (int i = 0; i < 6; i++)
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m_faces[i].render(t, f, m_buffer);
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t.end(m_buffer);
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m_bCompiled = true;
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}
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void Cube::draw()
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{
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#ifdef ENH_ENTITY_SHADING
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drawArrayVTC(m_buffer, 36, sizeof(Tesselator::Vertex));
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#else
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drawArrayVT(m_buffer, 36, sizeof(Tesselator::Vertex));
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#endif
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}
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void Cube::drawSlow(float f)
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{
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Tesselator& t = Tesselator::instance;
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t.begin();
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for (int i = 0; i < 6; i++)
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m_faces[i].render(t, f, m_buffer);
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t.draw();
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}
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void Cube::render(float f)
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{
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if (field_1A)
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return;
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if (!field_19)
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return;
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if (!m_bCompiled)
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compile(f);
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if (field_C == 0.0f && field_10 == 0.0f && field_14 == 0.0f)
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{
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if (m_posX == 0.0f && m_posY == 0 && m_posZ == 0)
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{
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draw();
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return;
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}
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glTranslatef( m_posX * f, m_posY * f, m_posZ * f);
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draw();
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glTranslatef(-m_posX * f, -m_posY * f, -m_posZ * f);
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return;
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}
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glPushMatrix();
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glTranslatef(m_posX * f, m_posY * f, m_posZ * f);
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if (field_14 != 0.0f) glRotatef(field_14 * c, 0.0f, 0.0f, 1.0f);
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if (field_10 != 0.0f) glRotatef(field_10 * c, 0.0f, 1.0f, 0.0f);
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if (field_C != 0.0f) glRotatef(field_C * c, 1.0f, 0.0f, 0.0f);
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draw();
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glPopMatrix();
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}
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void Cube::renderRollable(float f)
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{
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if (field_1A)
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return;
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if (!field_19)
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return;
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if (!m_bCompiled)
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compile(f);
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glPushMatrix();
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glTranslatef(m_posX * f, m_posY * f, m_posZ * f);
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if (field_14 != 0.0f) glRotatef(field_14 * c, 0.0f, 0.0f, 1.0f);
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if (field_10 != 0.0f) glRotatef(field_10 * c, 0.0f, 1.0f, 0.0f);
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if (field_C != 0.0f) glRotatef(field_C * c, 1.0f, 0.0f, 0.0f);
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draw();
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glPopMatrix();
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}
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void Cube::renderHorrible(float f)
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{
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if (field_1A)
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return;
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if (!field_19)
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return;
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if (field_C == 0.0f && field_10 == 0.0f && field_14 == 0.0f)
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{
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if (m_posX == 0.0f && m_posY == 0 && m_posZ == 0)
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{
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drawSlow(f);
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return;
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}
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glTranslatef( m_posX * f, m_posY * f, m_posZ * f);
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drawSlow(f);
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glTranslatef(-m_posX * f, -m_posY * f, -m_posZ * f);
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return;
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}
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glPushMatrix();
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glTranslatef(m_posX * f, m_posY * f, m_posZ * f);
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if (field_14 != 0.0f) glRotatef(field_14 * c, 0.0f, 0.0f, 1.0f);
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if (field_10 != 0.0f) glRotatef(field_10 * c, 0.0f, 1.0f, 0.0f);
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if (field_C != 0.0f) glRotatef(field_C * c, 1.0f, 0.0f, 0.0f);
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drawSlow(f);
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glPopMatrix();
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}
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void Cube::translateTo(float f)
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{
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if (field_1A)
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return;
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if (!field_19)
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return;
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if (field_C == 0.0f && field_10 == 0.0f && field_14 == 0.0f)
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{
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if (m_posX == 0.0f && m_posY == 0 && m_posZ == 0)
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return;
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glTranslatef( m_posX * f, m_posY * f, m_posZ * f);
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return;
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}
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glTranslatef(m_posX * f, m_posY * f, m_posZ * f);
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if (field_14 != 0.0f) glRotatef(field_14 * c, 0.0f, 0.0f, 1.0f);
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if (field_10 != 0.0f) glRotatef(field_10 * c, 0.0f, 1.0f, 0.0f);
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if (field_C != 0.0f) glRotatef(field_C * c, 1.0f, 0.0f, 0.0f);
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}
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void Cube::setPos(float x, float y, float z)
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{
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m_posX = x;
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m_posY = y;
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m_posZ = z;
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}
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void Cube::setTexOffs(int a, int b)
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{
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field_2B4 = a;
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field_2B8 = b;
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}
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