1 /*
2 * Copyright 2003 VMware, Inc.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26 #include "main/version.h"
27
28 #include "brw_context.h"
29 #include "brw_defines.h"
30 #include "intel_batchbuffer.h"
31
32 /**
33 * Initializes potential list of extensions if ctx == NULL, or actually enables
34 * extensions for a context.
35 */
36 void
intelInitExtensions(struct gl_context * ctx)37 intelInitExtensions(struct gl_context *ctx)
38 {
39 struct brw_context *brw = brw_context(ctx);
40
41 assert(brw->gen >= 4);
42
43 ctx->Extensions.ARB_arrays_of_arrays = true;
44 ctx->Extensions.ARB_buffer_storage = true;
45 ctx->Extensions.ARB_clear_texture = true;
46 ctx->Extensions.ARB_clip_control = true;
47 ctx->Extensions.ARB_copy_image = true;
48 ctx->Extensions.ARB_depth_buffer_float = true;
49 ctx->Extensions.ARB_depth_clamp = true;
50 ctx->Extensions.ARB_depth_texture = true;
51 ctx->Extensions.ARB_draw_elements_base_vertex = true;
52 ctx->Extensions.ARB_draw_instanced = true;
53 ctx->Extensions.ARB_ES2_compatibility = true;
54 ctx->Extensions.ARB_explicit_attrib_location = true;
55 ctx->Extensions.ARB_explicit_uniform_location = true;
56 ctx->Extensions.ARB_fragment_coord_conventions = true;
57 ctx->Extensions.ARB_fragment_program = true;
58 ctx->Extensions.ARB_fragment_program_shadow = true;
59 ctx->Extensions.ARB_fragment_shader = true;
60 ctx->Extensions.ARB_framebuffer_object = true;
61 ctx->Extensions.ARB_half_float_vertex = true;
62 ctx->Extensions.ARB_instanced_arrays = true;
63 ctx->Extensions.ARB_internalformat_query = true;
64 ctx->Extensions.ARB_internalformat_query2 = true;
65 ctx->Extensions.ARB_map_buffer_range = true;
66 ctx->Extensions.ARB_occlusion_query = true;
67 ctx->Extensions.ARB_occlusion_query2 = true;
68 ctx->Extensions.ARB_pipeline_statistics_query = true;
69 ctx->Extensions.ARB_point_sprite = true;
70 ctx->Extensions.ARB_seamless_cube_map = true;
71 ctx->Extensions.ARB_shader_bit_encoding = true;
72 ctx->Extensions.ARB_shader_draw_parameters = true;
73 ctx->Extensions.ARB_shader_texture_lod = true;
74 ctx->Extensions.ARB_shading_language_packing = true;
75 ctx->Extensions.ARB_shadow = true;
76 ctx->Extensions.ARB_sync = true;
77 ctx->Extensions.ARB_texture_border_clamp = true;
78 ctx->Extensions.ARB_texture_compression_rgtc = true;
79 ctx->Extensions.ARB_texture_cube_map = true;
80 ctx->Extensions.ARB_texture_env_combine = true;
81 ctx->Extensions.ARB_texture_env_crossbar = true;
82 ctx->Extensions.ARB_texture_env_dot3 = true;
83 ctx->Extensions.ARB_texture_float = true;
84 ctx->Extensions.ARB_texture_mirror_clamp_to_edge = true;
85 ctx->Extensions.ARB_texture_non_power_of_two = true;
86 ctx->Extensions.ARB_texture_rg = true;
87 ctx->Extensions.ARB_texture_rgb10_a2ui = true;
88 ctx->Extensions.ARB_vertex_program = true;
89 ctx->Extensions.ARB_vertex_shader = true;
90 ctx->Extensions.ARB_vertex_type_2_10_10_10_rev = true;
91 ctx->Extensions.ARB_vertex_type_10f_11f_11f_rev = true;
92 ctx->Extensions.EXT_blend_color = true;
93 ctx->Extensions.EXT_blend_equation_separate = true;
94 ctx->Extensions.EXT_blend_func_separate = true;
95 ctx->Extensions.EXT_blend_minmax = true;
96 ctx->Extensions.EXT_draw_buffers2 = true;
97 ctx->Extensions.EXT_framebuffer_sRGB = true;
98 ctx->Extensions.EXT_gpu_program_parameters = true;
99 ctx->Extensions.EXT_packed_float = true;
100 ctx->Extensions.EXT_pixel_buffer_object = true;
101 ctx->Extensions.EXT_point_parameters = true;
102 ctx->Extensions.EXT_polygon_offset_clamp = true;
103 ctx->Extensions.EXT_provoking_vertex = true;
104 ctx->Extensions.EXT_stencil_two_side = true;
105 ctx->Extensions.EXT_texture_array = true;
106 ctx->Extensions.EXT_texture_env_dot3 = true;
107 ctx->Extensions.EXT_texture_filter_anisotropic = true;
108 ctx->Extensions.EXT_texture_integer = true;
109 ctx->Extensions.EXT_texture_shared_exponent = true;
110 ctx->Extensions.EXT_texture_snorm = true;
111 ctx->Extensions.EXT_texture_sRGB = true;
112 ctx->Extensions.EXT_texture_sRGB_decode = true;
113 ctx->Extensions.EXT_texture_swizzle = true;
114 ctx->Extensions.EXT_vertex_array_bgra = true;
115 ctx->Extensions.KHR_robustness = true;
116 ctx->Extensions.AMD_seamless_cubemap_per_texture = true;
117 ctx->Extensions.APPLE_object_purgeable = true;
118 ctx->Extensions.ATI_separate_stencil = true;
119 ctx->Extensions.ATI_texture_env_combine3 = true;
120 ctx->Extensions.MESA_pack_invert = true;
121 ctx->Extensions.NV_conditional_render = true;
122 ctx->Extensions.NV_primitive_restart = true;
123 ctx->Extensions.NV_texture_barrier = true;
124 ctx->Extensions.NV_texture_env_combine4 = true;
125 ctx->Extensions.NV_texture_rectangle = true;
126 ctx->Extensions.TDFX_texture_compression_FXT1 = true;
127 ctx->Extensions.OES_compressed_ETC1_RGB8_texture = true;
128 ctx->Extensions.OES_draw_texture = true;
129 ctx->Extensions.OES_EGL_image = true;
130 ctx->Extensions.OES_EGL_image_external = true;
131 ctx->Extensions.OES_standard_derivatives = true;
132 ctx->Extensions.OES_texture_float = true;
133 ctx->Extensions.OES_texture_float_linear = true;
134 ctx->Extensions.OES_texture_half_float = true;
135 ctx->Extensions.OES_texture_half_float_linear = true;
136
137 if (brw->gen >= 8)
138 ctx->Const.GLSLVersion = 450;
139 else if (brw->is_haswell && can_do_pipelined_register_writes(brw->screen))
140 ctx->Const.GLSLVersion = 450;
141 else if (brw->gen >= 6)
142 ctx->Const.GLSLVersion = 330;
143 else
144 ctx->Const.GLSLVersion = 120;
145 _mesa_override_glsl_version(&ctx->Const);
146
147 ctx->Extensions.EXT_shader_integer_mix = ctx->Const.GLSLVersion >= 130;
148 ctx->Extensions.MESA_shader_integer_functions = ctx->Const.GLSLVersion >= 130;
149
150 if (brw->is_g4x || brw->gen >= 5) {
151 ctx->Extensions.MESA_shader_framebuffer_fetch_non_coherent = true;
152 ctx->Extensions.KHR_blend_equation_advanced = true;
153 }
154
155 if (brw->gen >= 5) {
156 ctx->Extensions.ARB_texture_query_levels = ctx->Const.GLSLVersion >= 130;
157 ctx->Extensions.ARB_texture_query_lod = true;
158 ctx->Extensions.EXT_timer_query = true;
159 }
160
161 if (brw->gen >= 6) {
162 ctx->Extensions.ARB_blend_func_extended =
163 !driQueryOptionb(&brw->optionCache, "disable_blend_func_extended");
164 ctx->Extensions.ARB_conditional_render_inverted = true;
165 ctx->Extensions.ARB_cull_distance = true;
166 ctx->Extensions.ARB_draw_buffers_blend = true;
167 ctx->Extensions.ARB_enhanced_layouts = true;
168 ctx->Extensions.ARB_ES3_compatibility = true;
169 ctx->Extensions.ARB_fragment_layer_viewport = true;
170 ctx->Extensions.ARB_sample_shading = true;
171 ctx->Extensions.ARB_shading_language_420pack = true;
172 ctx->Extensions.ARB_texture_buffer_object = true;
173 ctx->Extensions.ARB_texture_buffer_object_rgb32 = true;
174 ctx->Extensions.ARB_texture_buffer_range = true;
175 ctx->Extensions.ARB_texture_cube_map_array = true;
176 ctx->Extensions.ARB_texture_gather = true;
177 ctx->Extensions.ARB_texture_multisample = true;
178 ctx->Extensions.ARB_uniform_buffer_object = true;
179
180 ctx->Extensions.AMD_vertex_shader_layer = true;
181 ctx->Extensions.EXT_framebuffer_multisample = true;
182 ctx->Extensions.EXT_framebuffer_multisample_blit_scaled = true;
183 ctx->Extensions.EXT_transform_feedback = true;
184 ctx->Extensions.OES_depth_texture_cube_map = true;
185 ctx->Extensions.OES_sample_variables = true;
186
187 ctx->Extensions.ARB_timer_query = brw->screen->hw_has_timestamp;
188
189 /* Only enable this in core profile because other parts of Mesa behave
190 * slightly differently when the extension is enabled.
191 */
192 if (ctx->API == API_OPENGL_CORE) {
193 ctx->Extensions.ARB_shader_subroutine = true;
194 ctx->Extensions.ARB_shader_viewport_layer_array = true;
195 ctx->Extensions.ARB_viewport_array = true;
196 ctx->Extensions.AMD_vertex_shader_viewport_index = true;
197 }
198 }
199
200 brw->predicate.supported = false;
201
202 if (brw->gen >= 7) {
203 ctx->Extensions.ARB_conservative_depth = true;
204 ctx->Extensions.ARB_derivative_control = true;
205 ctx->Extensions.ARB_framebuffer_no_attachments = true;
206 ctx->Extensions.ARB_gpu_shader5 = true;
207 ctx->Extensions.ARB_shader_atomic_counters = true;
208 ctx->Extensions.ARB_shader_atomic_counter_ops = true;
209 ctx->Extensions.ARB_shader_clock = true;
210 ctx->Extensions.ARB_shader_image_load_store = true;
211 ctx->Extensions.ARB_shader_image_size = true;
212 ctx->Extensions.ARB_shader_texture_image_samples = true;
213 ctx->Extensions.ARB_tessellation_shader = true;
214 ctx->Extensions.ARB_texture_compression_bptc = true;
215 ctx->Extensions.ARB_texture_view = true;
216 ctx->Extensions.ARB_shader_storage_buffer_object = true;
217 ctx->Extensions.EXT_shader_samples_identical = true;
218 ctx->Extensions.OES_primitive_bounding_box = true;
219 ctx->Extensions.OES_texture_buffer = true;
220
221 if (can_do_pipelined_register_writes(brw->screen)) {
222 ctx->Extensions.ARB_draw_indirect = true;
223 ctx->Extensions.ARB_transform_feedback2 = true;
224 ctx->Extensions.ARB_transform_feedback3 = true;
225 ctx->Extensions.ARB_transform_feedback_instanced = true;
226
227 if (can_do_compute_dispatch(brw->screen) &&
228 ctx->Const.MaxComputeWorkGroupSize[0] >= 1024) {
229 ctx->Extensions.ARB_compute_shader = true;
230 ctx->Extensions.ARB_ES3_1_compatibility =
231 brw->gen >= 8 || brw->is_haswell;
232 }
233
234 if (can_do_predicate_writes(brw->screen))
235 brw->predicate.supported = true;
236 }
237 }
238
239 if (brw->gen >= 8 || brw->is_haswell) {
240 ctx->Extensions.ARB_gpu_shader_fp64 = true;
241 ctx->Extensions.ARB_shader_precision = true;
242 ctx->Extensions.ARB_stencil_texturing = true;
243 ctx->Extensions.ARB_texture_stencil8 = true;
244 ctx->Extensions.ARB_vertex_attrib_64bit = true;
245 ctx->Extensions.OES_geometry_shader = true;
246 ctx->Extensions.OES_texture_cube_map_array = true;
247 ctx->Extensions.OES_viewport_array = true;
248 }
249
250 if (brw->gen >= 8 || brw->is_haswell || brw->is_baytrail) {
251 ctx->Extensions.ARB_robust_buffer_access_behavior = true;
252 }
253
254 if (can_do_mi_math_and_lrr(brw->screen)) {
255 ctx->Extensions.ARB_query_buffer_object = true;
256 }
257
258 if (brw->gen >= 8 || brw->is_baytrail) {
259 /* For now, we only enable OES_copy_image on platforms that support
260 * ETC2 natively in hardware. We would need more hacks to support it
261 * elsewhere.
262 */
263 ctx->Extensions.OES_copy_image = true;
264 }
265
266 if (brw->gen >= 8) {
267 ctx->Extensions.ARB_ES3_2_compatibility = true;
268 }
269
270 if (brw->gen >= 9) {
271 ctx->Extensions.ANDROID_extension_pack_es31a = true;
272 ctx->Extensions.ARB_shader_stencil_export = true;
273 ctx->Extensions.KHR_blend_equation_advanced_coherent = true;
274 ctx->Extensions.KHR_texture_compression_astc_ldr = true;
275 ctx->Extensions.KHR_texture_compression_astc_sliced_3d = true;
276 ctx->Extensions.INTEL_conservative_rasterization = true;
277 ctx->Extensions.MESA_shader_framebuffer_fetch = true;
278 ctx->Extensions.ARB_post_depth_coverage = true;
279 }
280
281 if (ctx->API == API_OPENGL_CORE)
282 ctx->Extensions.ARB_base_instance = true;
283 if (ctx->API != API_OPENGL_CORE)
284 ctx->Extensions.ARB_color_buffer_float = true;
285
286 if (ctx->Mesa_DXTn || driQueryOptionb(&brw->optionCache, "force_s3tc_enable"))
287 ctx->Extensions.EXT_texture_compression_s3tc = true;
288
289 ctx->Extensions.ANGLE_texture_compression_dxt = true;
290 }
291