| // Copyright 2018 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 UI_GL_GL_SURFACE_EGL_SURFACE_CONTROL_H_ |
| #define UI_GL_GL_SURFACE_EGL_SURFACE_CONTROL_H_ |
| |
| #include <android/native_window.h> |
| #include <memory> |
| |
| #include "base/android/scoped_hardware_buffer_handle.h" |
| #include "base/cancelable_callback.h" |
| #include "base/containers/flat_map.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/optional.h" |
| #include "ui/gl/android/android_surface_control_compat.h" |
| #include "ui/gl/gl_export.h" |
| #include "ui/gl/gl_surface_egl.h" |
| |
| namespace base { |
| class SingleThreadTaskRunner; |
| |
| namespace android { |
| class ScopedHardwareBufferFenceSync; |
| } // namespace android |
| } // namespace base |
| |
| namespace gl { |
| |
| class GL_EXPORT GLSurfaceEGLSurfaceControl : public GLSurfaceEGL { |
| public: |
| explicit GLSurfaceEGLSurfaceControl( |
| ANativeWindow* window, |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner); |
| |
| // GLSurface implementation. |
| int GetBufferCount() const override; |
| bool Initialize(GLSurfaceFormat format) override; |
| void PrepareToDestroy(bool have_context) override; |
| void Destroy() override; |
| bool Resize(const gfx::Size& size, |
| float scale_factor, |
| const gfx::ColorSpace& color_space, |
| bool has_alpha) override; |
| bool IsOffscreen() override; |
| |
| gfx::Size GetSize() override; |
| bool OnMakeCurrent(GLContext* context) override; |
| bool ScheduleOverlayPlane(int z_order, |
| gfx::OverlayTransform transform, |
| GLImage* image, |
| const gfx::Rect& bounds_rect, |
| const gfx::RectF& crop_rect, |
| bool enable_blend, |
| std::unique_ptr<gfx::GpuFence> gpu_fence) override; |
| bool IsSurfaceless() const override; |
| void* GetHandle() override; |
| |
| // Sync versions of frame update, should never be used. |
| gfx::SwapResult SwapBuffers(PresentationCallback callback) override; |
| gfx::SwapResult CommitOverlayPlanes(PresentationCallback callback) override; |
| gfx::SwapResult PostSubBuffer(int x, |
| int y, |
| int width, |
| int height, |
| PresentationCallback callback) override; |
| |
| void SwapBuffersAsync(SwapCompletionCallback completion_callback, |
| PresentationCallback presentation_callback) override; |
| void CommitOverlayPlanesAsync( |
| SwapCompletionCallback completion_callback, |
| PresentationCallback presentation_callback) override; |
| void PostSubBufferAsync(int x, |
| int y, |
| int width, |
| int height, |
| SwapCompletionCallback completion_callback, |
| PresentationCallback presentation_callback) override; |
| |
| bool SupportsAsyncSwap() override; |
| bool SupportsPlaneGpuFences() const override; |
| bool SupportsPostSubBuffer() override; |
| bool SupportsCommitOverlayPlanes() override; |
| void SetDisplayTransform(gfx::OverlayTransform transform) override; |
| gfx::SurfaceOrigin GetOrigin() const override; |
| void SetFrameRate(float frame_rate) override; |
| |
| private: |
| ~GLSurfaceEGLSurfaceControl() override; |
| |
| struct SurfaceState { |
| SurfaceState(); |
| SurfaceState(const SurfaceControl::Surface& parent, |
| const std::string& name); |
| ~SurfaceState(); |
| |
| SurfaceState(SurfaceState&& other); |
| SurfaceState& operator=(SurfaceState&& other); |
| |
| int z_order = 0; |
| AHardwareBuffer* hardware_buffer = nullptr; |
| gfx::Rect dst; |
| gfx::Rect src; |
| gfx::OverlayTransform transform = gfx::OVERLAY_TRANSFORM_NONE; |
| bool opaque = true; |
| gfx::ColorSpace color_space; |
| |
| // Indicates whether buffer for this layer was updated in the currently |
| // pending transaction, or the last transaction submitted if there isn't |
| // one pending. |
| bool buffer_updated_in_pending_transaction = true; |
| |
| // Indicates whether the |surface| will be visible or hidden. |
| bool visibility = true; |
| scoped_refptr<SurfaceControl::Surface> surface; |
| }; |
| |
| struct ResourceRef { |
| ResourceRef(); |
| ~ResourceRef(); |
| |
| ResourceRef(ResourceRef&& other); |
| ResourceRef& operator=(ResourceRef&& other); |
| |
| scoped_refptr<SurfaceControl::Surface> surface; |
| std::unique_ptr<base::android::ScopedHardwareBufferFenceSync> scoped_buffer; |
| }; |
| using ResourceRefs = base::flat_map<ASurfaceControl*, ResourceRef>; |
| |
| struct PendingPresentationCallback { |
| PendingPresentationCallback(); |
| ~PendingPresentationCallback(); |
| |
| PendingPresentationCallback(PendingPresentationCallback&& other); |
| PendingPresentationCallback& operator=(PendingPresentationCallback&& other); |
| |
| base::TimeTicks available_time; |
| base::TimeTicks ready_time; |
| base::TimeTicks latch_time; |
| |
| base::ScopedFD present_fence; |
| PresentationCallback callback; |
| }; |
| |
| struct PrimaryPlaneFences { |
| PrimaryPlaneFences(); |
| ~PrimaryPlaneFences(); |
| |
| PrimaryPlaneFences(PrimaryPlaneFences&& other); |
| PrimaryPlaneFences& operator=(PrimaryPlaneFences&& other); |
| |
| base::ScopedFD available_fence; |
| base::ScopedFD ready_fence; |
| }; |
| |
| void CommitPendingTransaction(const gfx::Rect& damage_rect, |
| SwapCompletionCallback completion_callback, |
| PresentationCallback callback); |
| |
| // Called on the |gpu_task_runner_| when a transaction is acked by the |
| // framework. |
| void OnTransactionAckOnGpuThread( |
| SwapCompletionCallback completion_callback, |
| PresentationCallback presentation_callback, |
| ResourceRefs released_resources, |
| base::Optional<PrimaryPlaneFences> primary_plane_fences, |
| SurfaceControl::TransactionStats transaction_stats); |
| |
| void CheckPendingPresentationCallbacks(); |
| |
| gfx::Rect ApplyDisplayInverse(const gfx::Rect& input) const; |
| const gfx::ColorSpace& GetNearestSupportedImageColorSpace( |
| GLImage* image) const; |
| |
| const std::string root_surface_name_; |
| const std::string child_surface_name_; |
| |
| // The rect of the native window backing this surface. |
| gfx::Rect window_rect_; |
| |
| // Holds the surface state changes made since the last call to SwapBuffers. |
| base::Optional<SurfaceControl::Transaction> pending_transaction_; |
| size_t pending_surfaces_count_ = 0u; |
| // Resources in the pending frame, for which updates are being |
| // collected in |pending_transaction_|. These are resources for which the |
| // pending transaction has a ref but they have not been applied and |
| // transferred to the framework. |
| ResourceRefs pending_frame_resources_; |
| |
| // The fences associated with the primary plane (renderer by the display |
| // compositor) for the pending frame. |
| base::Optional<PrimaryPlaneFences> primary_plane_fences_; |
| |
| // Transactions waiting to be applied once the previous transaction is acked. |
| std::queue<SurfaceControl::Transaction> pending_transaction_queue_; |
| |
| // PresentationCallbacks for transactions which have been acked but their |
| // present fence has not fired yet. |
| std::queue<PendingPresentationCallback> pending_presentation_callback_queue_; |
| |
| // The list of Surfaces and the corresponding state based on the most recent |
| // updates. |
| std::vector<SurfaceState> surface_list_; |
| |
| // Resources in the previous transaction sent or queued to be sent to the |
| // framework. The framework is assumed to retain ownership of these resources |
| // until the next frame update. |
| ResourceRefs current_frame_resources_; |
| |
| // The root surface tied to the ANativeWindow that places the content of this |
| // GLSurface in the java view tree. |
| scoped_refptr<SurfaceControl::Surface> root_surface_; |
| |
| // The last context made current with this surface. |
| scoped_refptr<GLContext> context_; |
| |
| // Set if a transaction was applied and we are waiting for it to be acked. |
| bool transaction_ack_pending_ = false; |
| |
| gfx::OverlayTransform display_transform_ = gfx::OVERLAY_TRANSFORM_NONE; |
| |
| float frame_rate_ = 0; |
| bool frame_rate_update_pending_ = false; |
| |
| EGLSurface offscreen_surface_ = nullptr; |
| base::CancelableOnceClosure check_pending_presentation_callback_queue_task_; |
| |
| // Set if a swap failed and the surface is no longer usable. |
| bool surface_lost_ = false; |
| |
| scoped_refptr<base::SingleThreadTaskRunner> gpu_task_runner_; |
| base::WeakPtrFactory<GLSurfaceEGLSurfaceControl> weak_factory_{this}; |
| }; |
| |
| } // namespace gl |
| |
| #endif // UI_GL_GL_SURFACE_EGL_SURFACE_CONTROL_H_ |