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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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135 ext_frag_depth(false), | 135 ext_frag_depth(false), |
136 ext_shader_texture_lod(false), | 136 ext_shader_texture_lod(false), |
137 use_async_readpixels(false), | 137 use_async_readpixels(false), |
138 map_buffer_range(false), | 138 map_buffer_range(false), |
139 ext_discard_framebuffer(false), | 139 ext_discard_framebuffer(false), |
140 angle_depth_texture(false), | 140 angle_depth_texture(false), |
141 is_angle(false), | 141 is_angle(false), |
142 is_swiftshader(false), | 142 is_swiftshader(false), |
143 angle_texture_usage(false), | 143 angle_texture_usage(false), |
144 ext_texture_storage(false), | 144 ext_texture_storage(false), |
145 chromium_path_rendering(false) { | 145 chromium_path_rendering(false), |
| 146 ext_blend_minmax(false) { |
146 } | 147 } |
147 | 148 |
148 FeatureInfo::Workarounds::Workarounds() : | 149 FeatureInfo::Workarounds::Workarounds() : |
149 #define GPU_OP(type, name) name(false), | 150 #define GPU_OP(type, name) name(false), |
150 GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP) | 151 GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP) |
151 #undef GPU_OP | 152 #undef GPU_OP |
152 max_texture_size(0), | 153 max_texture_size(0), |
153 max_cube_map_texture_size(0), | 154 max_cube_map_texture_size(0), |
154 max_fragment_uniform_vectors(0), | 155 max_fragment_uniform_vectors(0), |
155 max_varying_vectors(0), | 156 max_varying_vectors(0), |
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782 glGetIntegerv(GL_MAX_DRAW_BUFFERS_ARB, &max_draw_buffers); | 783 glGetIntegerv(GL_MAX_DRAW_BUFFERS_ARB, &max_draw_buffers); |
783 for (GLenum i = GL_DRAW_BUFFER0_ARB; | 784 for (GLenum i = GL_DRAW_BUFFER0_ARB; |
784 i < static_cast<GLenum>(GL_DRAW_BUFFER0_ARB + max_draw_buffers); | 785 i < static_cast<GLenum>(GL_DRAW_BUFFER0_ARB + max_draw_buffers); |
785 ++i) { | 786 ++i) { |
786 validators_.g_l_state.AddValue(i); | 787 validators_.g_l_state.AddValue(i); |
787 } | 788 } |
788 } | 789 } |
789 | 790 |
790 if (is_es3 || extensions.Contains("GL_EXT_blend_minmax") || | 791 if (is_es3 || extensions.Contains("GL_EXT_blend_minmax") || |
791 gfx::HasDesktopGLFeatures()) { | 792 gfx::HasDesktopGLFeatures()) { |
| 793 feature_flags_.ext_blend_minmax = true; |
792 AddExtensionString("GL_EXT_blend_minmax"); | 794 AddExtensionString("GL_EXT_blend_minmax"); |
793 validators_.equation.AddValue(GL_MIN_EXT); | 795 validators_.equation.AddValue(GL_MIN_EXT); |
794 validators_.equation.AddValue(GL_MAX_EXT); | 796 validators_.equation.AddValue(GL_MAX_EXT); |
795 COMPILE_ASSERT(GL_MIN_EXT == GL_MIN && GL_MAX_EXT == GL_MAX, | 797 COMPILE_ASSERT(GL_MIN_EXT == GL_MIN && GL_MAX_EXT == GL_MAX, |
796 min_max_variations_must_match); | 798 min_max_variations_must_match); |
797 } | 799 } |
798 | 800 |
799 // TODO(dshwang): GLES3 supports gl_FragDepth, not gl_FragDepthEXT. | 801 // TODO(dshwang): GLES3 supports gl_FragDepth, not gl_FragDepthEXT. |
800 if (extensions.Contains("GL_EXT_frag_depth") || gfx::HasDesktopGLFeatures()) { | 802 if (extensions.Contains("GL_EXT_frag_depth") || gfx::HasDesktopGLFeatures()) { |
801 AddExtensionString("GL_EXT_frag_depth"); | 803 AddExtensionString("GL_EXT_frag_depth"); |
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872 if (pos == std::string::npos) { | 874 if (pos == std::string::npos) { |
873 extensions_ += (extensions_.empty() ? "" : " ") + str; | 875 extensions_ += (extensions_.empty() ? "" : " ") + str; |
874 } | 876 } |
875 } | 877 } |
876 | 878 |
877 FeatureInfo::~FeatureInfo() { | 879 FeatureInfo::~FeatureInfo() { |
878 } | 880 } |
879 | 881 |
880 } // namespace gles2 | 882 } // namespace gles2 |
881 } // namespace gpu | 883 } // namespace gpu |
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