| // Copyright (c) 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GPU_CONFIG_GPU_FEATURE_INFO_H_ |
| #define GPU_CONFIG_GPU_FEATURE_INFO_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "gpu/config/gpu_feature_type.h" |
| #include "gpu/gpu_export.h" |
| |
| namespace gl { |
| class GLContext; |
| } // namespace gl |
| |
| namespace gpu { |
| |
| // Flags indicating the status of a GPU feature (see gpu_feature_type.h). |
| enum GpuFeatureStatus { |
| kGpuFeatureStatusEnabled, |
| kGpuFeatureStatusBlacklisted, |
| kGpuFeatureStatusDisabled, |
| kGpuFeatureStatusSoftware, |
| kGpuFeatureStatusUndefined, |
| kGpuFeatureStatusMax |
| }; |
| |
| enum AntialiasingMode { |
| kAntialiasingModeUnspecified, |
| kAntialiasingModeNone, |
| kAntialiasingModeMSAAImplicitResolve, |
| kAntialiasingModeMSAAExplicitResolve, |
| kAntialiasingModeScreenSpaceAntialiasing, |
| }; |
| |
| struct GPU_EXPORT WebglPreferences { |
| AntialiasingMode anti_aliasing_mode = kAntialiasingModeUnspecified; |
| uint32_t msaa_sample_count = 8; |
| // WebGL-specific numeric limits. |
| uint32_t max_active_webgl_contexts = 0; |
| uint32_t max_active_webgl_contexts_on_worker = 0; |
| }; |
| |
| struct GPU_EXPORT GpuFeatureInfo { |
| GpuFeatureInfo(); |
| GpuFeatureInfo(const GpuFeatureInfo&); |
| GpuFeatureInfo(GpuFeatureInfo&&); |
| ~GpuFeatureInfo(); |
| |
| // Set the GL workarounds and disabled GL extensions to the context. |
| void ApplyToGLContext(gl::GLContext* context) const; |
| |
| bool IsWorkaroundEnabled(int32_t workaround) const; |
| |
| // Return true if GpuFeatureInfo is computed. |
| bool IsInitialized() const; |
| |
| GpuFeatureInfo& operator=(const GpuFeatureInfo&); |
| GpuFeatureInfo& operator=(GpuFeatureInfo&&); |
| |
| // A vector of GpuFeatureStatus values, one per GpuFeatureType. |
| // By default, all features are disabled. |
| GpuFeatureStatus status_values[NUMBER_OF_GPU_FEATURE_TYPES]; |
| // Active gpu driver bug workaround IDs. |
| // See gpu/config/gpu_driver_bug_workaround_type.h for ID mappings. |
| std::vector<int32_t> enabled_gpu_driver_bug_workarounds; |
| // Disabled extensions separated by whitespaces. |
| std::string disabled_extensions; |
| // Disabled WebGL extensions separated by whitespaces. |
| std::string disabled_webgl_extensions; |
| // Preferences for webgl. |
| WebglPreferences webgl_preferences; |
| // Applied gpu blacklist entry indices. |
| std::vector<uint32_t> applied_gpu_blacklist_entries; |
| // Applied gpu driver bug list entry indices. |
| std::vector<uint32_t> applied_gpu_driver_bug_list_entries; |
| }; |
| |
| } // namespace gpu |
| |
| #endif // GPU_CONFIG_GPU_FEATURE_INFO_H_ |