gecko-dev/gfx/2d/FilterNodeD2D1.h

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_FILTERNODED2D1_H_
#define MOZILLA_GFX_FILTERNODED2D1_H_
#include "2D.h"
#include "Filters.h"
#include <vector>
#include <d2d1_1.h>
#include <cguid.h>
namespace mozilla {
namespace gfx {
class FilterNodeD2D1 : public FilterNode
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(FilterNodeD2D1)
static TemporaryRef<FilterNode> Create(ID2D1DeviceContext *aDC, FilterType aType);
FilterNodeD2D1(ID2D1Effect *aEffect, FilterType aType)
: mEffect(aEffect)
, mType(aType)
{
InitUnmappedProperties();
}
virtual FilterBackend GetBackendType() { return FILTER_BACKEND_DIRECT2D1_1; }
virtual void SetInput(uint32_t aIndex, SourceSurface *aSurface);
virtual void SetInput(uint32_t aIndex, FilterNode *aFilter);
virtual void SetAttribute(uint32_t aIndex, uint32_t aValue);
virtual void SetAttribute(uint32_t aIndex, Float aValue);
virtual void SetAttribute(uint32_t aIndex, const Point &aValue);
virtual void SetAttribute(uint32_t aIndex, const Matrix5x4 &aValue);
virtual void SetAttribute(uint32_t aIndex, const Point3D &aValue);
virtual void SetAttribute(uint32_t aIndex, const Size &aValue);
virtual void SetAttribute(uint32_t aIndex, const IntSize &aValue);
virtual void SetAttribute(uint32_t aIndex, const Color &aValue);
virtual void SetAttribute(uint32_t aIndex, const Rect &aValue);
virtual void SetAttribute(uint32_t aIndex, const IntRect &aValue);
virtual void SetAttribute(uint32_t aIndex, bool aValue);
virtual void SetAttribute(uint32_t aIndex, const Float *aValues, uint32_t aSize);
virtual void SetAttribute(uint32_t aIndex, const IntPoint &aValue);
virtual void SetAttribute(uint32_t aIndex, const Matrix &aValue);
// Called by DrawTarget before it draws our OutputEffect, and recursively
// by the filter nodes that have this filter as one of their inputs. This
// gives us a chance to convert any input surfaces to the target format for
// the DrawTarget that we will draw to.
virtual void WillDraw(DrawTarget *aDT);
virtual ID2D1Effect* MainEffect() { return mEffect.get(); }
virtual ID2D1Effect* InputEffect() { return mEffect.get(); }
virtual ID2D1Effect* OutputEffect() { return mEffect.get(); }
protected:
friend class DrawTargetD2D1;
friend class DrawTargetD2D;
friend class FilterNodeConvolveD2D1;
void InitUnmappedProperties();
RefPtr<ID2D1Effect> mEffect;
std::vector<RefPtr<FilterNodeD2D1>> mInputFilters;
std::vector<RefPtr<SourceSurface>> mInputSurfaces;
FilterType mType;
};
class FilterNodeConvolveD2D1 : public FilterNodeD2D1
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(FilterNodeConvolveD2D1)
FilterNodeConvolveD2D1(ID2D1DeviceContext *aDC);
virtual void SetInput(uint32_t aIndex, FilterNode *aFilter);
virtual void SetAttribute(uint32_t aIndex, uint32_t aValue);
virtual void SetAttribute(uint32_t aIndex, const IntSize &aValue);
virtual void SetAttribute(uint32_t aIndex, const IntPoint &aValue);
virtual void SetAttribute(uint32_t aIndex, const IntRect &aValue);
virtual ID2D1Effect* InputEffect() MOZ_OVERRIDE;
private:
void UpdateChain();
void UpdateOffset();
void UpdateSourceRect();
RefPtr<ID2D1Effect> mExtendInputEffect;
RefPtr<ID2D1Effect> mBorderEffect;
ConvolveMatrixEdgeMode mEdgeMode;
IntPoint mTarget;
IntSize mKernelSize;
IntRect mSourceRect;
};
class FilterNodeExtendInputAdapterD2D1 : public FilterNodeD2D1
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(FilterNodeExtendInputAdapterD2D1)
FilterNodeExtendInputAdapterD2D1(ID2D1DeviceContext *aDC, FilterNodeD2D1 *aFilterNode, FilterType aType);
virtual ID2D1Effect* InputEffect() MOZ_OVERRIDE { return mExtendInputEffect.get(); }
virtual ID2D1Effect* OutputEffect() MOZ_OVERRIDE { return mWrappedFilterNode->OutputEffect(); }
private:
RefPtr<FilterNodeD2D1> mWrappedFilterNode;
RefPtr<ID2D1Effect> mExtendInputEffect;
};
class FilterNodePremultiplyAdapterD2D1 : public FilterNodeD2D1
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(FilterNodePremultiplyAdapterD2D1)
FilterNodePremultiplyAdapterD2D1(ID2D1DeviceContext *aDC, FilterNodeD2D1 *aFilterNode, FilterType aType);
virtual ID2D1Effect* InputEffect() MOZ_OVERRIDE { return mPrePremultiplyEffect.get(); }
virtual ID2D1Effect* OutputEffect() MOZ_OVERRIDE { return mPostUnpremultiplyEffect.get(); }
private:
RefPtr<ID2D1Effect> mPrePremultiplyEffect;
RefPtr<ID2D1Effect> mPostUnpremultiplyEffect;
};
}
}
#endif