1 /**************************************************************************
3 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #include "main/extensions.h"
29 #include "main/mfeatures.h"
31 #include "intel_context.h"
32 #include "intel_extensions.h"
34 static const char *common_extensions
[] = {
35 /* Used by mesa internally (cf all_mesa_extensions in ../common/utils.c) */
36 "GL_ARB_transpose_matrix",
38 "GL_EXT_blend_func_separate",
39 "GL_EXT_compiled_vertex_array",
40 "GL_EXT_framebuffer_blit",
41 "GL_IBM_multimode_draw_arrays",
43 "GL_NV_vertex_program",
45 /* Optional GLES1 or GLES2 */
46 #if FEATURE_OES_EGL_image
49 "GL_EXT_texture_filter_anisotropic",
50 "GL_EXT_packed_depth_stencil",
51 "GL_EXT_blend_minmax",
56 static const char *es1_extensions
[] = {
57 /* Required by GLES1 */
58 "GL_ARB_multitexture",
59 "GL_ARB_texture_env_add",
60 "GL_ARB_texture_env_combine",
61 "GL_ARB_texture_env_dot3",
62 "GL_ARB_point_parameters",
65 "GL_EXT_blend_equation_separate",
66 "GL_EXT_blend_func_separate",
67 "GL_EXT_blend_subtract",
68 "GL_OES_draw_texture",
69 "GL_ARB_framebuffer_object",
70 "GL_EXT_framebuffer_object",
71 "GL_ARB_point_sprite",
72 "GL_EXT_stencil_wrap",
73 "GL_ARB_texture_cube_map",
74 "GL_ARB_texture_env_crossbar",
75 "GL_ARB_texture_mirrored_repeat",
76 "GL_EXT_texture_lod_bias",
81 static const char *es2_extensions
[] = {
82 /* Required by GLES2 */
83 "GL_ARB_fragment_program",
84 "GL_ARB_fragment_shader",
85 "GL_ARB_shader_objects",
86 "GL_ARB_texture_cube_map",
87 "GL_ARB_texture_non_power_of_two",
88 "GL_ARB_vertex_shader",
90 "GL_EXT_blend_equation_separate",
91 "GL_EXT_blend_minmax",
95 "GL_ARB_framebuffer_object",
96 "GL_ARB_depth_texture",
97 "GL_EXT_framebuffer_object",
103 intelInitExtensionsES1(struct gl_context
*ctx
)
107 for (i
= 0; common_extensions
[i
]; i
++)
108 _mesa_enable_extension(ctx
, common_extensions
[i
]);
109 for (i
= 0; es1_extensions
[i
]; i
++)
110 _mesa_enable_extension(ctx
, es1_extensions
[i
]);
114 * Initializes potential list of extensions if ctx == NULL, or actually enables
115 * extensions for a context.
118 intelInitExtensionsES2(struct gl_context
*ctx
)
121 struct intel_context
*intel
= intel_context(ctx
);
123 for (i
= 0; common_extensions
[i
]; i
++)
124 _mesa_enable_extension(ctx
, common_extensions
[i
]);
125 for (i
= 0; es2_extensions
[i
]; i
++)
126 _mesa_enable_extension(ctx
, es2_extensions
[i
]);
128 /* This extension must be manually disabled on GEN3 because it may have
129 * been enabled by default.
131 if (intel
->gen
< 4) {
132 ctx
->Extensions
.OES_standard_derivatives
= false;