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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /gfx/src/FilterDescription.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/src/FilterDescription.h')
-rw-r--r-- | gfx/src/FilterDescription.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/gfx/src/FilterDescription.h b/gfx/src/FilterDescription.h new file mode 100644 index 0000000000..8c2ae12c98 --- /dev/null +++ b/gfx/src/FilterDescription.h @@ -0,0 +1,142 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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 __FilterDescription_h +#define __FilterDescription_h + +#include "FilterSupport.h" +#include "mozilla/Variant.h" +#include "mozilla/gfx/Rect.h" +#include "nsTArray.h" + +namespace mozilla::gfx { +class FilterPrimitiveDescription; +} + +MOZ_DECLARE_RELOCATE_USING_MOVE_CONSTRUCTOR( + mozilla::gfx::FilterPrimitiveDescription) + +namespace mozilla::gfx { +typedef Variant< + EmptyAttributes, BlendAttributes, MorphologyAttributes, + ColorMatrixAttributes, FloodAttributes, TileAttributes, + ComponentTransferAttributes, OpacityAttributes, ConvolveMatrixAttributes, + OffsetAttributes, DisplacementMapAttributes, TurbulenceAttributes, + CompositeAttributes, MergeAttributes, ImageAttributes, + GaussianBlurAttributes, DropShadowAttributes, DiffuseLightingAttributes, + SpecularLightingAttributes, ToAlphaAttributes> + PrimitiveAttributes; + +/** + * A data structure to carry attributes for a given primitive that's part of a + * filter. Will be serializable via IPDL, so it must not contain complex + * functionality. + * Used as part of a FilterDescription. + */ +class FilterPrimitiveDescription final { + public: + enum { + kPrimitiveIndexSourceGraphic = -1, + kPrimitiveIndexSourceAlpha = -2, + kPrimitiveIndexFillPaint = -3, + kPrimitiveIndexStrokePaint = -4 + }; + + FilterPrimitiveDescription(); + explicit FilterPrimitiveDescription(PrimitiveAttributes&& aAttributes); + FilterPrimitiveDescription(FilterPrimitiveDescription&& aOther) = default; + FilterPrimitiveDescription& operator=(FilterPrimitiveDescription&& aOther) = + default; + FilterPrimitiveDescription(const FilterPrimitiveDescription& aOther) + : mAttributes(aOther.mAttributes), + mInputPrimitives(aOther.mInputPrimitives.Clone()), + mFilterPrimitiveSubregion(aOther.mFilterPrimitiveSubregion), + mFilterSpaceBounds(aOther.mFilterSpaceBounds), + mInputColorSpaces(aOther.mInputColorSpaces.Clone()), + mOutputColorSpace(aOther.mOutputColorSpace), + mIsTainted(aOther.mIsTainted) {} + + const PrimitiveAttributes& Attributes() const { return mAttributes; } + PrimitiveAttributes& Attributes() { return mAttributes; } + + IntRect PrimitiveSubregion() const { return mFilterPrimitiveSubregion; } + IntRect FilterSpaceBounds() const { return mFilterSpaceBounds; } + bool IsTainted() const { return mIsTainted; } + + size_t NumberOfInputs() const { return mInputPrimitives.Length(); } + int32_t InputPrimitiveIndex(size_t aInputIndex) const { + return aInputIndex < mInputPrimitives.Length() + ? mInputPrimitives[aInputIndex] + : 0; + } + + ColorSpace InputColorSpace(size_t aInputIndex) const { + return aInputIndex < mInputColorSpaces.Length() + ? mInputColorSpaces[aInputIndex] + : ColorSpace(); + } + + ColorSpace OutputColorSpace() const { return mOutputColorSpace; } + + void SetPrimitiveSubregion(const IntRect& aRect) { + mFilterPrimitiveSubregion = aRect; + } + + void SetFilterSpaceBounds(const IntRect& aRect) { + mFilterSpaceBounds = aRect; + } + + void SetIsTainted(bool aIsTainted) { mIsTainted = aIsTainted; } + + void SetInputPrimitive(size_t aInputIndex, int32_t aInputPrimitiveIndex) { + mInputPrimitives.EnsureLengthAtLeast(aInputIndex + 1); + mInputPrimitives[aInputIndex] = aInputPrimitiveIndex; + } + + void SetInputColorSpace(size_t aInputIndex, ColorSpace aColorSpace) { + mInputColorSpaces.EnsureLengthAtLeast(aInputIndex + 1); + mInputColorSpaces[aInputIndex] = aColorSpace; + } + + void SetOutputColorSpace(const ColorSpace& aColorSpace) { + mOutputColorSpace = aColorSpace; + } + + bool operator==(const FilterPrimitiveDescription& aOther) const; + bool operator!=(const FilterPrimitiveDescription& aOther) const { + return !(*this == aOther); + } + + private: + PrimitiveAttributes mAttributes; + AutoTArray<int32_t, 2> mInputPrimitives; + IntRect mFilterPrimitiveSubregion; + IntRect mFilterSpaceBounds; + AutoTArray<ColorSpace, 2> mInputColorSpaces; + ColorSpace mOutputColorSpace; + bool mIsTainted; +}; + +/** + * A data structure that contains one or more FilterPrimitiveDescriptions. + * Designed to be serializable via IPDL, so it must not contain complex + * functionality. + */ +struct FilterDescription final { + FilterDescription() = default; + explicit FilterDescription(nsTArray<FilterPrimitiveDescription>&& aPrimitives) + : mPrimitives(std::move(aPrimitives)) {} + + bool operator==(const FilterDescription& aOther) const; + bool operator!=(const FilterDescription& aOther) const { + return !(*this == aOther); + } + + CopyableTArray<FilterPrimitiveDescription> mPrimitives; +}; +} // namespace mozilla::gfx + +#endif // __FilterSupport_h |