Differential D643 Diff 2206 source/blender/gpu/GPU_glew.h

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source/blender/gpu/GPU_glew.h

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				/*
				* *** BEGIN GPL LICENSE BLOCK ***
				*
				* This program is free software; you can redistribute it and/or
				* modify it under the terms of the GNU General Public License
				* as published by the Free Software Foundation; either version 2
				* of the License, or (at your option) any later version.
				*
				* This program is distributed in the hope that it will be useful,
				* but WITHOUT ANY WARRANTY; without even the implied warranty of
				* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
				* GNU General Public License for more details.
				*
				* You should have received a copy of the GNU General Public License
				* along with this program; if not, write to the Free Software Foundation,
				* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
				*
				* The Original Code is Copyright (C) 2012 Blender Foundation.
				* All rights reserved.
				*
				* The Original Code is: all of this file.
				*
				* Contributor(s): Jason Wilkins.
				*
				* *** END GPL LICENSE BLOCK ***
				*/

				/** \file source/blender/gpu/GPU_glew.h
				* \ingroup gpu
				*/

				#ifndef __GPU_GLEW_H__
				#define __GPU_GLEW_H__

				#include "glew-mx.h"

				/*
				* The following section is for any simple stuff that is missing from GLEW when
				* compiled with either the GLEW_ES_ONLY or the GLEW_NO_ES flag.
				*
				* Should limit this to simple things.
				* More complex version shims should be placed elsewhere.
				*
				* Also, only put in stuff as it is needed.
				*/

				#if defined(GLEW_ES_ONLY)

				/* ES does not support the GLdouble type. */
				#ifndef GLdouble
				#define GLdouble double
				#endif

				/*
				* Need stubs for these version checks if compiling with only ES support.
				* Rely on compiler to eliminate unreachable code when version checks become constants.
				*/

				#ifndef GLEW_VERSION_1_1
				#define GLEW_VERSION_1_1 0
				#endif

				#ifndef GLEW_VERSION_1_2
				#define GLEW_VERSION_1_2 0
				#endif

				#ifndef GLEW_VERSION_1_3
				#define GLEW_VERSION_1_3 0
				#endif

				#ifndef GLEW_VERSION_1_4
				#define GLEW_VERSION_1_4 0
				#endif

				#ifndef GLEW_VERSION_1_5
				#define GLEW_VERSION_1_5 0
				#endif

				#ifndef GLEW_VERSION_2_0
				#define GLEW_VERSION_2_0 0
				#endif

				#ifndef GLEW_VERSION_3_0
				#define GLEW_VERSION_3_0 0
				#endif

				#ifndef GLEW_ARB_shader_objects
				#define GLEW_ARB_shader_objects 0
				#endif

				#ifndef GLEW_ARB_vertex_shader
				#define GLEW_ARB_vertex_shader 0
				#endif

				#ifndef GLEW_ARB_vertex_program
				#define GLEW_ARB_vertex_program 0
				#endif

				#ifndef GLEW_ARB_fragment_program
				#define GLEW_ARB_fragment_program 0
				#endif

				#ifndef GLEW_ARB_vertex_buffer_object
				#define GLEW_ARB_vertex_buffer_object 0
				#endif

				#ifndef GLEW_ARB_framebuffer_object
				#define GLEW_ARB_framebuffer_object 0
				#endif

				#ifndef GLEW_ARB_multitexture
				#define GLEW_ARB_multitexture 0
				#endif

				#ifndef GLEW_EXT_framebuffer_object
				#define GLEW_EXT_framebuffer_object 0
				#endif

				#ifndef GLEW_ARB_depth_texture
				#define GLEW_ARB_depth_texture 0
				#endif

				#ifndef GLEW_ARB_shadow
				#define GLEW_ARB_shadow 0
				#endif

				#ifndef GLEW_ARB_texture_float
				#define GLEW_ARB_texture_float 0
				#endif

				#ifndef GLEW_ARB_texture_non_power_of_two
				#define GLEW_ARB_texture_non_power_of_two 0
				#endif

				#ifndef GLEW_ARB_texture3D
				#define GLEW_ARB_texture3D 0
				#endif

				#ifndef GLEW_EXT_texture3D
				#define GLEW_EXT_texture3D 0
				#endif

				#ifndef GLEW_ARB_texture_rg
				#define GLEW_ARB_texture_rg 0
				#endif

				#ifndef GLEW_ARB_texture_query_lod
				#define GLEW_ARB_texture_query_lod 0
				#endif



				/*
				* The following symbolic constants are missing from an ES only header,
				* so alias them to their (same valued) extension versions which are available in the header.
				*
				* Be careful that this does not lead to unguarded use of what are extensions in ES!
				*
				* Some of these may be here simply to patch inconsistencies in the header files.
				*/

				// XXX jwilkins: need to check ALL of these to make sure you didn't cover an unguarded use of an extension/version

				#ifndef GL_TEXTURE_3D
				#define GL_TEXTURE_3D GL_TEXTURE_3D_OES
				#endif

				#ifndef glTexImage3D
				#define glTexImage3D glTexImage3DOES
				#endif

				#ifndef glTexSubImage3D
				#define glTexSubImage3D glTexSubImage3DOES
				#endif

				#ifndef GL_TEXTURE_WRAP_R
				#define GL_TEXTURE_WRAP_R GL_TEXTURE_WRAP_R_OES
				#endif

				#ifndef GL_TEXTURE_COMPARE_MODE
				#define GL_TEXTURE_COMPARE_MODE GL_TEXTURE_COMPARE_MODE_EXT
				#endif

				#ifndef GL_COMPARE_REF_TO_TEXTURE
				#define GL_COMPARE_REF_TO_TEXTURE GL_COMPARE_REF_TO_TEXTURE_EXT
				#endif

				#ifndef GL_TEXTURE_COMPARE_FUNC
				#define GL_TEXTURE_COMPARE_FUNC GL_TEXTURE_COMPARE_FUNC_EXT
				#endif

				#ifndef GL_RGBA8
				#define GL_RGBA8 GL_RGBA8_OES
				#endif

				#ifndef GL_RGBA16F
				#define GL_RGBA16F GL_RGBA16F_EXT
				#endif

				#ifndef GL_RG32F
				#define GL_RG32F GL_RG32F_EXT
				#endif

				#ifndef GL_RGB8
				#define GL_RGB8 GL_RGB8_OES
				#endif

				#ifndef GL_RG
				#define GL_RG GL_RG_EXT
				#endif

				#ifndef GL_RED
				#define GL_RED GL_RED_EXT
				#endif

				#ifndef GL_FRAMEBUFFER_INCOMPLETE_FORMATS
				#define GL_FRAMEBUFFER_INCOMPLETE_FORMATS GL_FRAMEBUFFER_INCOMPLETE_FORMATS_OES
				#endif

				#ifndef GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER
				#define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_OES
				#endif

				#ifndef GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER
				#define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_OES
				#endif

				#ifndef GL_WRITE_ONLY
				#define GL_WRITE_ONLY GL_WRITE_ONLY_OES
				#endif

				#ifndef GLEW_ARB_vertex_array_object
				#define GLEW_ARB_vertex_array_object 0
				#endif


				/* end of defined(GLEW_ES_ONLY) */
				#elif defined(GLEW_NO_ES)


				/*
				* Need stubs for these version checks if compiling without any support.
				* Rely on compiler to eliminate unreachable code when version checks become constants
				*/

				#ifndef GLEW_ES_VERSION_2_0
				#define GLEW_ES_VERSION_2_0 0
				#endif

				#ifndef GLEW_EXT_texture_storage
				#define GLEW_EXT_texture_storage 0
				#endif

				#ifndef GLEW_OES_framebuffer_object
				#define GLEW_OES_framebuffer_object 0
				#endif

				#ifndef GLEW_OES_mapbuffer
				#define GLEW_OES_mapbuffer 0
				#endif

				#ifndef GLEW_OES_required_internalformat
				#define GLEW_OES_required_internalformat 0
				#endif

				#ifndef GLEW_EXT_color_buffer_half_float
				#define GLEW_EXT_color_buffer_half_float 0
				#endif

				#ifndef GLEW_OES_depth_texture
				#define GLEW_OES_depth_texture 0
				#endif

				#ifndef GLEW_EXT_shadow_samplers
				#define GLEW_EXT_shadow_samplers 0
				#endif

				#ifndef GLEW_ARB_texture3D
				#define GLEW_ARB_texture3D 0
				#endif

				#ifndef GLEW_OES_texture_3D
				#define GLEW_OES_texture_3D 0
				#endif

				#ifndef GLEW_EXT_texture_rg
				#define GLEW_EXT_texture_rg 0
				#endif

				#ifndef GLEW_OES_vertex_array_object
				#define GLEW_OES_vertex_array_object 0
				#endif


				/*
				* The following symbolic constants are missing when there is no ES support,
				* so alias them to their (same valued) extension versions which are available in the header.
				*
				* Desktop GL typically does not have any extensions that originated from ES,
				* unlike ES which has many extensions to replace what was taken out.
				*
				* For that reason these aliases are more likely just patching inconsistencies in the header files.
				*/

				#ifndef GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS
				#define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT
				#endif

				#ifndef GL_FRAMEBUFFER_INCOMPLETE_FORMATS
				#define GL_FRAMEBUFFER_INCOMPLETE_FORMATS GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT
				#endif

				#endif /* defined(GLEW_NO_ES) */


				#endif /* _GPU_GLEW_H_ */