1 files changed, 133 insertions, 0 deletions
diff --git a/gfx/2d/FilterNodeD2D1.h b/gfx/2d/FilterNodeD2D1.h
new file mode 100644
index 000000000..8c4c6df30
--- /dev/null
+++ b/gfx/2d/FilterNodeD2D1.h
@@ -0,0 +1,133 @@
+/* -*- 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 already_AddRefed<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, override)
+  FilterNodeConvolveD2D1(ID2D1DeviceContext *aDC);
+
+  virtual void SetInput(uint32_t aIndex, FilterNode *aFilter) override;
+
+  virtual void SetAttribute(uint32_t aIndex, uint32_t aValue) override;
+  virtual void SetAttribute(uint32_t aIndex, const IntSize &aValue) override;
+  virtual void SetAttribute(uint32_t aIndex, const IntPoint &aValue) override;
+  virtual void SetAttribute(uint32_t aIndex, const IntRect &aValue) override;
+
+  virtual ID2D1Effect* InputEffect() 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, override)
+  FilterNodeExtendInputAdapterD2D1(ID2D1DeviceContext *aDC, FilterNodeD2D1 *aFilterNode, FilterType aType);
+
+  virtual ID2D1Effect* InputEffect() override { return mExtendInputEffect.get(); }
+  virtual ID2D1Effect* OutputEffect() override { return mWrappedFilterNode->OutputEffect(); }
+
+private:
+  RefPtr<FilterNodeD2D1> mWrappedFilterNode;
+  RefPtr<ID2D1Effect> mExtendInputEffect;
+};
+
+class FilterNodePremultiplyAdapterD2D1 : public FilterNodeD2D1
+{
+public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(FilterNodePremultiplyAdapterD2D1, override)
+  FilterNodePremultiplyAdapterD2D1(ID2D1DeviceContext *aDC, FilterNodeD2D1 *aFilterNode, FilterType aType);
+
+  virtual ID2D1Effect* InputEffect() override { return mPrePremultiplyEffect.get(); }
+  virtual ID2D1Effect* OutputEffect() override { return mPostUnpremultiplyEffect.get(); }
+
+private:
+  RefPtr<ID2D1Effect> mPrePremultiplyEffect;
+  RefPtr<ID2D1Effect> mPostUnpremultiplyEffect;
+};
+
+}
+}
+
+#endif