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3f689a4c5a
This CL renames "extension" to "feature" to follow WebGPU. It still supports both. A future Chromium CL will pick this change, then all "extension" occurrences will be removed. Change-Id: I070e32d7ae042f9b846df01f200b39f6741a0a14 Bug: dawn:1149 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/65664 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Reviewed-by: Austin Eng <enga@chromium.org> Commit-Queue: François Beaufort <beaufort.francois@gmail.com>
117 lines
4.1 KiB
C++
117 lines
4.1 KiB
C++
// Copyright 2018 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef DAWNNATIVE_INSTANCE_H_
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#define DAWNNATIVE_INSTANCE_H_
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#include "common/RefCounted.h"
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#include "dawn_native/Adapter.h"
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#include "dawn_native/BackendConnection.h"
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#include "dawn_native/Features.h"
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#include "dawn_native/Toggles.h"
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#include "dawn_native/dawn_platform.h"
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#include <array>
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#include <memory>
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#include <unordered_map>
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#include <vector>
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namespace dawn_platform {
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class Platform;
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} // namespace dawn_platform
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namespace dawn_native {
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class Surface;
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class XlibXcbFunctions;
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// This is called InstanceBase for consistency across the frontend, even if the backends don't
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// specialize this class.
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class InstanceBase final : public RefCounted {
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public:
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static InstanceBase* Create(const InstanceDescriptor* descriptor = nullptr);
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void DiscoverDefaultAdapters();
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bool DiscoverAdapters(const AdapterDiscoveryOptionsBase* options);
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const std::vector<std::unique_ptr<AdapterBase>>& GetAdapters() const;
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// Used to handle error that happen up to device creation.
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bool ConsumedError(MaybeError maybeError);
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// Used to query the details of a toggle. Return nullptr if toggleName is not a valid name
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// of a toggle supported in Dawn.
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const ToggleInfo* GetToggleInfo(const char* toggleName);
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Toggle ToggleNameToEnum(const char* toggleName);
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// Used to query the details of an feature. Return nullptr if featureName is not a valid
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// name of an feature supported in Dawn.
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const FeatureInfo* GetFeatureInfo(const char* featureName);
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Feature FeatureNameToEnum(const char* featureName);
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FeaturesSet FeatureNamesToFeaturesSet(const std::vector<const char*>& requiredFeatures);
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bool IsBackendValidationEnabled() const;
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void SetBackendValidationLevel(BackendValidationLevel level);
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BackendValidationLevel GetBackendValidationLevel() const;
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void EnableBeginCaptureOnStartup(bool beginCaptureOnStartup);
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bool IsBeginCaptureOnStartupEnabled() const;
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void SetPlatform(dawn_platform::Platform* platform);
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dawn_platform::Platform* GetPlatform();
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// Get backend-independent libraries that need to be loaded dynamically.
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const XlibXcbFunctions* GetOrCreateXlibXcbFunctions();
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// Dawn API
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Surface* APICreateSurface(const SurfaceDescriptor* descriptor);
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private:
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InstanceBase() = default;
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~InstanceBase() = default;
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InstanceBase(const InstanceBase& other) = delete;
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InstanceBase& operator=(const InstanceBase& other) = delete;
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bool Initialize(const InstanceDescriptor* descriptor);
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// Lazily creates connections to all backends that have been compiled.
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void EnsureBackendConnections();
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MaybeError DiscoverAdaptersInternal(const AdapterDiscoveryOptionsBase* options);
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bool mBackendsConnected = false;
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bool mDiscoveredDefaultAdapters = false;
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bool mBeginCaptureOnStartup = false;
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BackendValidationLevel mBackendValidationLevel = BackendValidationLevel::Disabled;
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dawn_platform::Platform* mPlatform = nullptr;
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std::unique_ptr<dawn_platform::Platform> mDefaultPlatform;
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std::vector<std::unique_ptr<BackendConnection>> mBackends;
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std::vector<std::unique_ptr<AdapterBase>> mAdapters;
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FeaturesInfo mFeaturesInfo;
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TogglesInfo mTogglesInfo;
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#if defined(DAWN_USE_X11)
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std::unique_ptr<XlibXcbFunctions> mXlibXcbFunctions;
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#endif // defined(DAWN_USE_X11)
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};
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} // namespace dawn_native
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#endif // DAWNNATIVE_INSTANCE_H_
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