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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 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/command_line.h" | 10 #include "base/command_line.h" |
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139 enable_texture_float_linear(false), | 139 enable_texture_float_linear(false), |
140 enable_texture_half_float_linear(false), | 140 enable_texture_half_float_linear(false), |
141 angle_translated_shader_source(false), | 141 angle_translated_shader_source(false), |
142 angle_pack_reverse_row_order(false), | 142 angle_pack_reverse_row_order(false), |
143 arb_texture_rectangle(false), | 143 arb_texture_rectangle(false), |
144 angle_instanced_arrays(false), | 144 angle_instanced_arrays(false), |
145 occlusion_query_boolean(false), | 145 occlusion_query_boolean(false), |
146 use_arb_occlusion_query2_for_occlusion_query_boolean(false), | 146 use_arb_occlusion_query2_for_occlusion_query_boolean(false), |
147 use_arb_occlusion_query_for_occlusion_query_boolean(false), | 147 use_arb_occlusion_query_for_occlusion_query_boolean(false), |
148 native_vertex_array_object(false), | 148 native_vertex_array_object(false), |
| 149 ext_texture_format_astc(false), |
149 ext_texture_format_atc(false), | 150 ext_texture_format_atc(false), |
150 ext_texture_format_bgra8888(false), | 151 ext_texture_format_bgra8888(false), |
151 ext_texture_format_dxt1(false), | 152 ext_texture_format_dxt1(false), |
152 ext_texture_format_dxt5(false), | 153 ext_texture_format_dxt5(false), |
153 enable_shader_name_hashing(false), | 154 enable_shader_name_hashing(false), |
154 enable_samplers(false), | 155 enable_samplers(false), |
155 ext_draw_buffers(false), | 156 ext_draw_buffers(false), |
156 nv_draw_buffers(false), | 157 nv_draw_buffers(false), |
157 ext_frag_depth(false), | 158 ext_frag_depth(false), |
158 ext_shader_texture_lod(false), | 159 ext_shader_texture_lod(false), |
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363 // The difference between GL_EXT_texture_compression_s3tc and | 364 // The difference between GL_EXT_texture_compression_s3tc and |
364 // GL_CHROMIUM_texture_compression_dxt5 is that the former | 365 // GL_CHROMIUM_texture_compression_dxt5 is that the former |
365 // requires on the fly compression. The latter does not. | 366 // requires on the fly compression. The latter does not. |
366 AddExtensionString("GL_CHROMIUM_texture_compression_dxt5"); | 367 AddExtensionString("GL_CHROMIUM_texture_compression_dxt5"); |
367 validators_.compressed_texture_format.AddValue( | 368 validators_.compressed_texture_format.AddValue( |
368 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); | 369 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); |
369 validators_.texture_internal_format_storage.AddValue( | 370 validators_.texture_internal_format_storage.AddValue( |
370 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); | 371 GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); |
371 } | 372 } |
372 | 373 |
| 374 bool have_astc = extensions.Contains("GL_KHR_texture_compression_astc_ldr"); |
| 375 if (have_astc) { |
| 376 feature_flags_.ext_texture_format_astc = true; |
| 377 AddExtensionString("GL_KHR_texture_compression_astc_ldr"); |
| 378 |
| 379 // GL_COMPRESSED_RGBA_ASTC(0x93B0 ~ 0x93BD) |
| 380 GLint astc_format_it = GL_COMPRESSED_RGBA_ASTC_4x4_KHR; |
| 381 GLint astc_format_max = GL_COMPRESSED_RGBA_ASTC_12x12_KHR; |
| 382 for (; astc_format_it <= astc_format_max; astc_format_it++) |
| 383 validators_.compressed_texture_format.AddValue(astc_format_it); |
| 384 |
| 385 // GL_COMPRESSED_SRGB8_ALPHA8_ASTC(0x93D0 ~ 0x93DD) |
| 386 astc_format_it = GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR; |
| 387 astc_format_max = GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR; |
| 388 for (; astc_format_it <= astc_format_max; astc_format_it++) |
| 389 validators_.compressed_texture_format.AddValue(astc_format_it); |
| 390 } |
| 391 |
373 bool have_atc = extensions.Contains("GL_AMD_compressed_ATC_texture") || | 392 bool have_atc = extensions.Contains("GL_AMD_compressed_ATC_texture") || |
374 extensions.Contains("GL_ATI_texture_compression_atitc"); | 393 extensions.Contains("GL_ATI_texture_compression_atitc"); |
375 if (have_atc) { | 394 if (have_atc) { |
376 feature_flags_.ext_texture_format_atc = true; | 395 feature_flags_.ext_texture_format_atc = true; |
377 | 396 |
378 AddExtensionString("GL_AMD_compressed_ATC_texture"); | 397 AddExtensionString("GL_AMD_compressed_ATC_texture"); |
379 validators_.compressed_texture_format.AddValue(GL_ATC_RGB_AMD); | 398 validators_.compressed_texture_format.AddValue(GL_ATC_RGB_AMD); |
380 validators_.compressed_texture_format.AddValue( | 399 validators_.compressed_texture_format.AddValue( |
381 GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD); | 400 GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD); |
382 | 401 |
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1155 if (pos == std::string::npos) { | 1174 if (pos == std::string::npos) { |
1156 extensions_ += (extensions_.empty() ? "" : " ") + str; | 1175 extensions_ += (extensions_.empty() ? "" : " ") + str; |
1157 } | 1176 } |
1158 } | 1177 } |
1159 | 1178 |
1160 FeatureInfo::~FeatureInfo() { | 1179 FeatureInfo::~FeatureInfo() { |
1161 } | 1180 } |
1162 | 1181 |
1163 } // namespace gles2 | 1182 } // namespace gles2 |
1164 } // namespace gpu | 1183 } // namespace gpu |
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