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gfx/layers/opengl/GrallocTextureHost.h@b8a032363ba2 (annotated)

gfx/layers/opengl/GrallocTextureHost.h

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0	2	// * This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	#ifndef MOZILLA_GFX_GRALLOCTEXTUREHOST_H
michael@0	7	#define MOZILLA_GFX_GRALLOCTEXTUREHOST_H
michael@0	8	#ifdef MOZ_WIDGET_GONK
michael@0	9
michael@0	10	#include "mozilla/layers/TextureHostOGL.h"
michael@0	11	#include "mozilla/layers/ShadowLayerUtilsGralloc.h"
michael@0	12	#include <ui/GraphicBuffer.h>
michael@0	13
michael@0	14	namespace mozilla {
michael@0	15	namespace layers {
michael@0	16
michael@0	17	class GrallocTextureHostOGL;
michael@0	18
michael@0	19	class GrallocTextureSourceOGL : public NewTextureSource
michael@0	20	, public TextureSourceOGL
michael@0	21	{
michael@0	22	public:
michael@0	23	friend class GrallocTextureHostOGL;
michael@0	24
michael@0	25	GrallocTextureSourceOGL(CompositorOGL* aCompositor,
michael@0	26	android::GraphicBuffer* aGraphicBuffer,
michael@0	27	gfx::SurfaceFormat aFormat);
michael@0	28
michael@0	29	virtual ~GrallocTextureSourceOGL();
michael@0	30
michael@0	31	virtual bool IsValid() const MOZ_OVERRIDE;
michael@0	32
michael@0	33	virtual void BindTexture(GLenum aTextureUnit, gfx::Filter aFilter) MOZ_OVERRIDE;
michael@0	34
michael@0	35	virtual gfx::IntSize GetSize() const MOZ_OVERRIDE;
michael@0	36
michael@0	37	virtual TextureSourceOGL* AsSourceOGL() MOZ_OVERRIDE { return this; }
michael@0	38
michael@0	39	virtual GLenum GetTextureTarget() const MOZ_OVERRIDE;
michael@0	40
michael@0	41	virtual gfx::SurfaceFormat GetFormat() const MOZ_OVERRIDE { return mFormat; }
michael@0	42
michael@0	43	virtual GLenum GetWrapMode() const MOZ_OVERRIDE
michael@0	44	{
michael@0	45	return LOCAL_GL_CLAMP_TO_EDGE;
michael@0	46	}
michael@0	47
michael@0	48	virtual void SetCompositableBackendSpecificData(CompositableBackendSpecificData* aBackendData) MOZ_OVERRIDE;
michael@0	49
michael@0	50	void DeallocateDeviceData();
michael@0	51
michael@0	52	gl::GLContext* gl() const;
michael@0	53
michael@0	54	virtual void SetCompositor(Compositor* aCompositor) MOZ_OVERRIDE;
michael@0	55
michael@0	56	void ForgetBuffer()
michael@0	57	{
michael@0	58	mGraphicBuffer = nullptr;
michael@0	59	}
michael@0	60
michael@0	61	TemporaryRef<gfx::DataSourceSurface> GetAsSurface();
michael@0	62
michael@0	63	GLuint GetGLTexture();
michael@0	64
michael@0	65	void Lock();
michael@0	66
michael@0	67	protected:
michael@0	68	CompositorOGL* mCompositor;
michael@0	69	android::sp<android::GraphicBuffer> mGraphicBuffer;
michael@0	70	EGLImage mEGLImage;
michael@0	71	GLuint mTexture;
michael@0	72	gfx::SurfaceFormat mFormat;
michael@0	73	bool mNeedsReset;
michael@0	74	};
michael@0	75
michael@0	76	class GrallocTextureHostOGL : public TextureHost
michael@0	77	#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
michael@0	78	, public TextureHostOGL
michael@0	79	#endif
michael@0	80	{
michael@0	81	friend class GrallocBufferActor;
michael@0	82	public:
michael@0	83	GrallocTextureHostOGL(TextureFlags aFlags,
michael@0	84	const NewSurfaceDescriptorGralloc& aDescriptor);
michael@0	85
michael@0	86	virtual ~GrallocTextureHostOGL();
michael@0	87
michael@0	88	virtual void Updated(const nsIntRegion* aRegion) MOZ_OVERRIDE {}
michael@0	89
michael@0	90	virtual bool Lock() MOZ_OVERRIDE;
michael@0	91
michael@0	92	virtual void Unlock() MOZ_OVERRIDE;
michael@0	93
michael@0	94	virtual void SetCompositor(Compositor* aCompositor) MOZ_OVERRIDE;
michael@0	95
michael@0	96	virtual void DeallocateSharedData() MOZ_OVERRIDE;
michael@0	97
michael@0	98	virtual void ForgetSharedData() MOZ_OVERRIDE;
michael@0	99
michael@0	100	virtual void DeallocateDeviceData() MOZ_OVERRIDE;
michael@0	101
michael@0	102	virtual gfx::SurfaceFormat GetFormat() const;
michael@0	103
michael@0	104	virtual gfx::IntSize GetSize() const MOZ_OVERRIDE { return mSize; }
michael@0	105
michael@0	106	virtual LayerRenderState GetRenderState() MOZ_OVERRIDE;
michael@0	107
michael@0	108	virtual NewTextureSource* GetTextureSources() MOZ_OVERRIDE
michael@0	109	{
michael@0	110	return mTextureSource;
michael@0	111	}
michael@0	112
michael@0	113	#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
michael@0	114	virtual TextureHostOGL* AsHostOGL() MOZ_OVERRIDE
michael@0	115	{
michael@0	116	return this;
michael@0	117	}
michael@0	118	#endif
michael@0	119
michael@0	120	virtual TemporaryRef<gfx::DataSourceSurface> GetAsSurface() MOZ_OVERRIDE;
michael@0	121
michael@0	122	virtual void SetCompositableBackendSpecificData(CompositableBackendSpecificData* aBackendData) MOZ_OVERRIDE;
michael@0	123
michael@0	124	bool IsValid() const;
michael@0	125
michael@0	126	virtual const char* Name() MOZ_OVERRIDE { return "GrallocTextureHostOGL"; }
michael@0	127
michael@0	128	// Forget buffer actor. Used only for hacky fix for bug 966446.
michael@0	129	virtual void ForgetBufferActor()
michael@0	130	{
michael@0	131	mGrallocActor = nullptr;
michael@0	132	}
michael@0	133
michael@0	134	private:
michael@0	135	GrallocBufferActor* mGrallocActor;
michael@0	136	RefPtr<GrallocTextureSourceOGL> mTextureSource;
michael@0	137	gfx::IntSize mSize; // See comment in textureClientOGL.h
michael@0	138	};
michael@0	139
michael@0	140	} // namespace layers
michael@0	141	} // namespace mozilla
michael@0	142
michael@0	143	#endif
michael@0	144	#endif