68 lines
2.7 KiB
Diff
68 lines
2.7 KiB
Diff
diff --git content/browser/compositor/gpu_process_transport_factory.cc content/browser/compositor/gpu_process_transport_factory.cc
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index 50a66bb..4daaadf 100644
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--- content/browser/compositor/gpu_process_transport_factory.cc
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+++ content/browser/compositor/gpu_process_transport_factory.cc
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@@ -220,6 +220,13 @@ GpuProcessTransportFactory::~GpuProcessTransportFactory() {
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std::unique_ptr<cc::SoftwareOutputDevice>
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GpuProcessTransportFactory::CreateSoftwareOutputDevice(
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ui::Compositor* compositor) {
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+ if (compositor->delegate()) {
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+ std::unique_ptr<cc::SoftwareOutputDevice> output_device =
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+ compositor->delegate()->CreateSoftwareOutputDevice(compositor);
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+ if (output_device)
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+ return output_device;
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+ }
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+
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base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
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if (command_line->HasSwitch(switches::kHeadless))
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return base::WrapUnique(new cc::SoftwareOutputDevice);
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diff --git ui/compositor/compositor.h ui/compositor/compositor.h
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index 92696ad..50aa222 100644
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--- ui/compositor/compositor.h
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+++ ui/compositor/compositor.h
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@@ -18,6 +18,7 @@
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#include "base/time/time.h"
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#include "build/build_config.h"
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#include "cc/output/begin_frame_args.h"
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+#include "cc/output/software_output_device.h"
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#include "cc/surfaces/surface_sequence.h"
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#include "cc/trees/layer_tree_host_client.h"
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#include "cc/trees/layer_tree_host_single_thread_client.h"
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@@ -190,6 +191,17 @@ class COMPOSITOR_EXPORT CompositorLock
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DISALLOW_COPY_AND_ASSIGN(CompositorLock);
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};
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+class COMPOSITOR_EXPORT CompositorDelegate {
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+ public:
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+ virtual std::unique_ptr<cc::SoftwareOutputDevice> CreateSoftwareOutputDevice(
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+ ui::Compositor* compositor) {
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+ return nullptr;
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+ }
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+
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+ protected:
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+ virtual ~CompositorDelegate() {}
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+};
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+
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// Compositor object to take care of GPU painting.
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// A Browser compositor object is responsible for generating the final
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// displayable form of pixels comprising a single widget's contents. It draws an
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@@ -219,6 +231,9 @@ class COMPOSITOR_EXPORT Compositor
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// Schedules a redraw of the layer tree associated with this compositor.
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void ScheduleDraw();
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+ CompositorDelegate* delegate() const { return delegate_; }
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+ void SetDelegate(CompositorDelegate* delegate) { delegate_ = delegate; }
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+
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// Sets the root of the layer tree drawn by this Compositor. The root layer
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// must have no parent. The compositor's root layer is reset if the root layer
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// is destroyed. NULL can be passed to reset the root layer, in which case the
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@@ -398,6 +413,8 @@ class COMPOSITOR_EXPORT Compositor
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ui::ContextFactory* context_factory_;
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ui::ContextFactoryPrivate* context_factory_private_;
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+ CompositorDelegate* delegate_ = nullptr;
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+
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// The root of the Layer tree drawn by this compositor.
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Layer* root_layer_;
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