GL_ARB_fragment_program http://www.opengl.org/registry/specs/ARB/fragment_program.txt GL_ARB_fragment_program GL_FRAGMENT_PROGRAM_ARB 0x8804 GL_PROGRAM_ALU_INSTRUCTIONS_ARB 0x8805 GL_PROGRAM_TEX_INSTRUCTIONS_ARB 0x8806 GL_PROGRAM_TEX_INDIRECTIONS_ARB 0x8807 GL_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB 0x8808 GL_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB 0x8809 GL_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB 0x880A GL_MAX_PROGRAM_ALU_INSTRUCTIONS_ARB 0x880B GL_MAX_PROGRAM_TEX_INSTRUCTIONS_ARB 0x880C GL_MAX_PROGRAM_TEX_INDIRECTIONS_ARB 0x880D GL_MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB 0x880E GL_MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB 0x880F GL_MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB 0x8810 GL_MAX_TEXTURE_COORDS_ARB 0x8871 GL_MAX_TEXTURE_IMAGE_UNITS_ARB 0x8872