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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "gpu/command_buffer/service/feature_info.h" | 5 #include "gpu/command_buffer/service/feature_info.h" |
6 | 6 |
7 #include <set> | 7 #include <set> |
8 | 8 |
9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
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138 enable_texture_float_linear(false), | 138 enable_texture_float_linear(false), |
139 enable_texture_half_float_linear(false), | 139 enable_texture_half_float_linear(false), |
140 angle_translated_shader_source(false), | 140 angle_translated_shader_source(false), |
141 angle_pack_reverse_row_order(false), | 141 angle_pack_reverse_row_order(false), |
142 arb_texture_rectangle(false), | 142 arb_texture_rectangle(false), |
143 angle_instanced_arrays(false), | 143 angle_instanced_arrays(false), |
144 occlusion_query_boolean(false), | 144 occlusion_query_boolean(false), |
145 use_arb_occlusion_query2_for_occlusion_query_boolean(false), | 145 use_arb_occlusion_query2_for_occlusion_query_boolean(false), |
146 use_arb_occlusion_query_for_occlusion_query_boolean(false), | 146 use_arb_occlusion_query_for_occlusion_query_boolean(false), |
147 native_vertex_array_object(false), | 147 native_vertex_array_object(false), |
| 148 ext_texture_format_astc(false), |
148 ext_texture_format_atc(false), | 149 ext_texture_format_atc(false), |
149 ext_texture_format_bgra8888(false), | 150 ext_texture_format_bgra8888(false), |
150 ext_texture_format_dxt1(false), | 151 ext_texture_format_dxt1(false), |
151 ext_texture_format_dxt5(false), | 152 ext_texture_format_dxt5(false), |
152 enable_shader_name_hashing(false), | 153 enable_shader_name_hashing(false), |
153 enable_samplers(false), | 154 enable_samplers(false), |
154 ext_draw_buffers(false), | 155 ext_draw_buffers(false), |
155 nv_draw_buffers(false), | 156 nv_draw_buffers(false), |
156 ext_frag_depth(false), | 157 ext_frag_depth(false), |
157 ext_shader_texture_lod(false), | 158 ext_shader_texture_lod(false), |
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377 // The difference between GL_EXT_texture_compression_s3tc and | 378 // The difference between GL_EXT_texture_compression_s3tc and |
378 // GL_CHROMIUM_texture_compression_dxt5 is that the former | 379 // GL_CHROMIUM_texture_compression_dxt5 is that the former |
379 // requires on the fly compression. The latter does not. | 380 // requires on the fly compression. The latter does not. |
380 AddExtensionString("GL_CHROMIUM_texture_compression_dxt5"); | 381 AddExtensionString("GL_CHROMIUM_texture_compression_dxt5"); |
381 validators_.compressed_texture_format.AddValue( | 382 validators_.compressed_texture_format.AddValue( |
382 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); | 383 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); |
383 validators_.texture_internal_format_storage.AddValue( | 384 validators_.texture_internal_format_storage.AddValue( |
384 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); | 385 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); |
385 } | 386 } |
386 | 387 |
| 388 bool have_astc = extensions.Contains("GL_KHR_texture_compression_astc_ldr"); |
| 389 if (have_astc) { |
| 390 feature_flags_.ext_texture_format_astc = true; |
| 391 AddExtensionString("GL_KHR_texture_compression_astc_ldr"); |
| 392 |
| 393 // GL_COMPRESSED_RGBA_ASTC(0x93B0 ~ 0x93BD) |
| 394 GLint astc_format_it = GL_COMPRESSED_RGBA_ASTC_4x4_KHR; |
| 395 GLint astc_format_max = GL_COMPRESSED_RGBA_ASTC_12x12_KHR; |
| 396 for (; astc_format_it <= astc_format_max; astc_format_it++) |
| 397 validators_.compressed_texture_format.AddValue(astc_format_it); |
| 398 |
| 399 // GL_COMPRESSED_SRGB8_ALPHA8_ASTC(0x93D0 ~ 0x93DD) |
| 400 astc_format_it = GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR; |
| 401 astc_format_max = GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR; |
| 402 for (; astc_format_it <= astc_format_max; astc_format_it++) |
| 403 validators_.compressed_texture_format.AddValue(astc_format_it); |
| 404 } |
| 405 |
387 bool have_atc = extensions.Contains("GL_AMD_compressed_ATC_texture") || | 406 bool have_atc = extensions.Contains("GL_AMD_compressed_ATC_texture") || |
388 extensions.Contains("GL_ATI_texture_compression_atitc"); | 407 extensions.Contains("GL_ATI_texture_compression_atitc"); |
389 if (have_atc) { | 408 if (have_atc) { |
390 feature_flags_.ext_texture_format_atc = true; | 409 feature_flags_.ext_texture_format_atc = true; |
391 | 410 |
392 AddExtensionString("GL_AMD_compressed_ATC_texture"); | 411 AddExtensionString("GL_AMD_compressed_ATC_texture"); |
393 validators_.compressed_texture_format.AddValue(GL_ATC_RGB_AMD); | 412 validators_.compressed_texture_format.AddValue(GL_ATC_RGB_AMD); |
394 validators_.compressed_texture_format.AddValue( | 413 validators_.compressed_texture_format.AddValue( |
395 GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD); | 414 GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD); |
396 | 415 |
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1169 if (pos == std::string::npos) { | 1188 if (pos == std::string::npos) { |
1170 extensions_ += (extensions_.empty() ? "" : " ") + str; | 1189 extensions_ += (extensions_.empty() ? "" : " ") + str; |
1171 } | 1190 } |
1172 } | 1191 } |
1173 | 1192 |
1174 FeatureInfo::~FeatureInfo() { | 1193 FeatureInfo::~FeatureInfo() { |
1175 } | 1194 } |
1176 | 1195 |
1177 } // namespace gles2 | 1196 } // namespace gles2 |
1178 } // namespace gpu | 1197 } // namespace gpu |
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