摘要：
视口glViewport(x,y,w,h);清理glClearColor(colour.r,colour.g,colour.b,colour.a);glClearDepth(depth);glEnable(GL_DEPTH_TEST);glEnable(GL_SCISSOR_TEST);glClear(flags);glDisable(GL_SCISSOR_TEST);多边形模式glPolygon
- 视口
- glViewport(x, y, w, h);
- 清理
- glClearColor(colour.r, colour.g, colour.b, colour.a);
- glClearDepth(depth);
- glEnable(GL_DEPTH_TEST);
- glEnable(GL_SCISSOR_TEST);
- glClear(flags);
- glDisable(GL_SCISSOR_TEST);
- 多边形模式
- glPolygonMode(GL_FRONT_AND_BACK, glmode);
- 投影矩阵
- glMatrixMode(GL_PROJECTION);
- glLoadMatrixf(mat);
- glMatrixMode(GL_MODELVIEW);
- 视图矩阵
- glMatrixMode(GL_MODELVIEW);
- glLoadMatrixf(mat);
- 材料
- glDisable(GL_COLOR_MATERIAL);
- glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, f4val);
- glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, f4val);
- glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, f4val);
- glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, f4val);
- glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, shininess);
- 光照
- glEnable(GL_LIGHTING);
- glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
- glLightf( gl_index, GL_SPOT_CUTOFF, 180.0 );
- glLightfv(gl_index, GL_DIFFUSE, f4vals);
- glLightfv(gl_index, GL_SPECULAR, f4vals);
- glLightfv(gl_index, GL_AMBIENT, f4vals);
- glLightfv(lightindex, GL_POSITION, vec.ptr());
- glLightf(gl_index, GL_CONSTANT_ATTENUATION, lt->getAttenuationConstant());
- glLightf(gl_index, GL_LINEAR_ATTENUATION, lt->getAttenuationLinear());
- glLightf(gl_index, GL_QUADRATIC_ATTENUATION, lt->getAttenuationQuadric());
- glEnable(gl_index);
- glEnable(GL_LIGHTING);
- 雾
- glDisable(GL_FOG);
- 混合
- glDisable(GL_BLEND);
- glBlendEquation(func);
- 透明
- glDisable(GL_ALPHA_TEST);
- glDisable(GL_ALPHA_TEST);
- 点
- glDisable(GL_VERTEX_PROGRAM_POINT_SIZE);
- glDisable(GL_POINT_SPRITE);
- 多边形
- glDisable(GL_POLYGON_OFFSET_FILL);
- glDisable(GL_POLYGON_OFFSET_POINT);
- glDisable(GL_POLYGON_OFFSET_LINE);
- 面剔除
- glEnable( GL_CULL_FACE );
- glCullFace( cullMode );
- 渲染模式
- glShadeModel(GL_SMOOTH);
- 视图矩阵
- glMatrixMode(GL_MODELVIEW);glLoadMatrixf(mat);
- 法线
- glDisable(GL_NORMALIZE);
- 绑定顶点，法线，纹理
- glBindBufferARB(GL_ARRAY_BUFFER_ARB,hwGlBuffer->getGLBufferId());
- glVertexPointer();
- glEnableClientState( GL_VERTEX_ARRAY );
- glNormalPointer();
- glEnableClientState( GL_NORMAL_ARRAY );
- glClientActiveTextureARB(GL_TEXTURE0 + i);
- glTexCoordPointer();
- glEnableClientState( GL_TEXTURE_COORD_ARRAY );
- 绑定索引，绘图
- glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB,getGLBufferId());
- glDrawElements(primType, op.indexData->indexCount, indexType, pBufferData);