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i965: Move index buffer upload to emit() time.
[mesa.git] / src / mesa / drivers / dri / intel / intel_extensions_es.c
1 /**************************************************************************
2 *
3 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
4 * All Rights Reserved.
5 *
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:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
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.
25 *
26 **************************************************************************/
27
28 #include "main/extensions.h"
29 #include "main/mfeatures.h"
30
31 #include "intel_extensions.h"
32
33 static const char *common_extensions[] = {
34 /* Used by mesa internally (cf all_mesa_extensions in ../common/utils.c) */
35 "GL_ARB_transpose_matrix",
36 "GL_ARB_window_pos",
37 "GL_EXT_blend_func_separate",
38 "GL_EXT_compiled_vertex_array",
39 "GL_EXT_framebuffer_blit",
40 "GL_IBM_multimode_draw_arrays",
41 "GL_MESA_window_pos",
42 "GL_NV_vertex_program",
43
44 /* Optional GLES1 or GLES2 */
45 #if FEATURE_OES_EGL_image
46 "GL_OES_EGL_image",
47 #endif
48 "GL_EXT_texture_filter_anisotropic",
49 "GL_EXT_packed_depth_stencil",
50 "GL_EXT_blend_minmax",
51
52 NULL
53 };
54
55 static const char *es1_extensions[] = {
56 /* Required by GLES1 */
57 "GL_ARB_multitexture",
58 "GL_ARB_texture_env_add",
59 "GL_ARB_texture_env_combine",
60 "GL_ARB_texture_env_dot3",
61 "GL_ARB_point_parameters",
62
63 /* Optional GLES1 */
64 "GL_EXT_blend_equation_separate",
65 "GL_EXT_blend_func_separate",
66 "GL_EXT_blend_subtract",
67 "GL_ARB_framebuffer_object",
68 "GL_EXT_framebuffer_object",
69 "GL_ARB_point_sprite",
70 "GL_EXT_stencil_wrap",
71 "GL_ARB_texture_cube_map",
72 "GL_ARB_texture_env_crossbar",
73 "GL_ARB_texture_mirrored_repeat",
74 "GL_EXT_texture_lod_bias",
75
76 NULL
77 };
78
79 static const char *es2_extensions[] = {
80 /* Required by GLES2 */
81 "GL_ARB_fragment_program",
82 "GL_ARB_fragment_shader",
83 "GL_ARB_shader_objects",
84 "GL_ARB_texture_cube_map",
85 "GL_ARB_texture_non_power_of_two",
86 "GL_ARB_vertex_shader",
87 "GL_EXT_blend_color",
88 "GL_EXT_blend_equation_separate",
89 "GL_EXT_blend_minmax",
90 "GL_NV_blend_square",
91
92 /* Optional GLES2 */
93 "GL_ARB_framebuffer_object",
94 "GL_ARB_depth_texture",
95 "GL_EXT_framebuffer_object",
96
97 NULL,
98 };
99
100 void
101 intelInitExtensionsES1(struct gl_context *ctx)
102 {
103 int i;
104
105 for (i = 0; common_extensions[i]; i++)
106 _mesa_enable_extension(ctx, common_extensions[i]);
107 for (i = 0; es1_extensions[i]; i++)
108 _mesa_enable_extension(ctx, es1_extensions[i]);
109 }
110
111 /**
112 * \brief Extensions to disable.
113 *
114 * These extensions must be manually disabled because they may have been
115 * enabled by default.
116 */
117 static const char* es2_extensions_disabled[] = {
118 "GL_OES_standard_derivatives",
119 NULL,
120 };
121
122 /**
123 * Initializes potential list of extensions if ctx == NULL, or actually enables
124 * extensions for a context.
125 */
126 void
127 intelInitExtensionsES2(struct gl_context *ctx)
128 {
129 int i;
130
131 for (i = 0; common_extensions[i]; i++)
132 _mesa_enable_extension(ctx, common_extensions[i]);
133 for (i = 0; es2_extensions[i]; i++)
134 _mesa_enable_extension(ctx, es2_extensions[i]);
135 for (i = 0; es2_extensions_disabled[i]; i++)
136 _mesa_disable_extension(ctx, es2_extensions_disabled[i]);
137 }