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51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
// Copyright 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef GPU_COMMAND_BUFFER_CLIENT_CONTEXT_SUPPORT_H_
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#define GPU_COMMAND_BUFFER_CLIENT_CONTEXT_SUPPORT_H_
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#include "base/callback.h"
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#include "ui/gfx/geometry/rect.h"
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#include "ui/gfx/overlay_transform.h"
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namespace gpu {
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class ContextSupport {
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public:
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// Runs |callback| when a sync point is reached.
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virtual void SignalSyncPoint(uint32 sync_point,
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const base::Closure& callback) = 0;
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// Runs |callback| when a query created via glCreateQueryEXT() has cleared
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// passed the glEndQueryEXT() point.
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virtual void SignalQuery(uint32 query, const base::Closure& callback) = 0;
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// For onscreen contexts, indicates that the surface visibility has changed.
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// Clients aren't expected to draw to an invisible surface.
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virtual void SetSurfaceVisible(bool visible) = 0;
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virtual void Swap() = 0;
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virtual void PartialSwapBuffers(const gfx::Rect& sub_buffer) = 0;
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// Schedule a texture to be presented as an overlay synchronously with the
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// primary surface during the next buffer swap.
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// This method is not stateful and needs to be re-scheduled every frame.
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virtual void ScheduleOverlayPlane(int plane_z_order,
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gfx::OverlayTransform plane_transform,
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unsigned overlay_texture_id,
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const gfx::Rect& display_bounds,
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const gfx::RectF& uv_rect) = 0;
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virtual uint32 InsertFutureSyncPointCHROMIUM() = 0;
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virtual void RetireSyncPointCHROMIUM(uint32 sync_point) = 0;
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protected:
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ContextSupport() {}
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virtual ~ContextSupport() {}
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};
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}
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#endif // GPU_COMMAND_BUFFER_CLIENT_CONTEXT_SUPPORT_H_
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