| GL_NV_depth_buffer_float | |
| http://developer.download.nvidia.com/opengl/specs/GL_NV_depth_buffer_float.txt | |
| GL_DEPTH_COMPONENT32F_NV 0x8DAB | |
| GL_DEPTH32F_STENCIL8_NV 0x8DAC | |
| GL_FLOAT_32_UNSIGNED_INT_24_8_REV_NV 0x8DAD | |
| GL_DEPTH_BUFFER_FLOAT_MODE_NV 0x8DAF | |
| void glDepthRangedNV (GLdouble zNear, GLdouble zFar) | |
| void glClearDepthdNV (GLdouble depth) | |
| void glDepthBoundsdNV (GLdouble zmin, GLdouble zmax) |