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Bug 847120: Move SVGFEColorMatrixElement to its own file r=Ms2ger
--HG-- rename : content/svg/content/src/nsSVGFilters.cpp => content/svg/content/src/SVGFEColorMatrixElement.cpp rename : content/svg/content/src/nsSVGFilters.cpp => content/svg/content/src/SVGFEColorMatrixElement.h
This commit is contained in:
David Zbarsky
parent
389d008544
commit
67b60b7937
@ -79,6 +79,7 @@ CPPSRCS = \
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SVGElementFactory.cpp \
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SVGEllipseElement.cpp \
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SVGFEBlendElement.cpp \
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SVGFEColorMatrixElement.cpp \
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SVGFEComponentTransferElement.cpp \
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SVGFEDistantLightElement.cpp \
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SVGFEFloodElement.cpp \
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@ -179,6 +180,7 @@ EXPORTS_mozilla/dom = \
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SVGDescElement.h \
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SVGEllipseElement.h \
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SVGFEBlendElement.h \
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SVGFEColorMatrixElement.h \
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SVGFEComponentTransferElement.h \
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SVGFEDistantLightElement.h \
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SVGFEFloodElement.h \
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267
content/svg/content/src/SVGFEColorMatrixElement.cpp
Normal file
267
content/svg/content/src/SVGFEColorMatrixElement.cpp
Normal file
@ -0,0 +1,267 @@
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/* a*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/SVGFEColorMatrixElement.h"
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namespace mozilla {
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namespace dom {
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nsSVGEnumMapping nsSVGFEColorMatrixElement::sTypeMap[] = {
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{&nsGkAtoms::matrix, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX},
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{&nsGkAtoms::saturate, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_SATURATE},
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{&nsGkAtoms::hueRotate, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_HUE_ROTATE},
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{&nsGkAtoms::luminanceToAlpha, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_LUMINANCE_TO_ALPHA},
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{nullptr, 0}
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};
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nsSVGElement::EnumInfo nsSVGFEColorMatrixElement::sEnumInfo[1] =
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{
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{ &nsGkAtoms::type,
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sTypeMap,
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nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX
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}
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};
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nsSVGElement::StringInfo nsSVGFEColorMatrixElement::sStringInfo[2] =
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{
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{ &nsGkAtoms::result, kNameSpaceID_None, true },
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{ &nsGkAtoms::in, kNameSpaceID_None, true }
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};
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nsSVGElement::NumberListInfo nsSVGFEColorMatrixElement::sNumberListInfo[1] =
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{
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{ &nsGkAtoms::values }
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};
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NS_IMPL_NS_NEW_SVG_ELEMENT(FEColorMatrix)
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//----------------------------------------------------------------------
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// nsISupports methods
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NS_IMPL_ADDREF_INHERITED(nsSVGFEColorMatrixElement,nsSVGFEColorMatrixElementBase)
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NS_IMPL_RELEASE_INHERITED(nsSVGFEColorMatrixElement,nsSVGFEColorMatrixElementBase)
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DOMCI_NODE_DATA(SVGFEColorMatrixElement, nsSVGFEColorMatrixElement)
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NS_INTERFACE_TABLE_HEAD(nsSVGFEColorMatrixElement)
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NS_NODE_INTERFACE_TABLE5(nsSVGFEColorMatrixElement, nsIDOMNode, nsIDOMElement,
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nsIDOMSVGElement,
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nsIDOMSVGFilterPrimitiveStandardAttributes,
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nsIDOMSVGFEColorMatrixElement)
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NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(SVGFEColorMatrixElement)
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NS_INTERFACE_MAP_END_INHERITING(nsSVGFEColorMatrixElementBase)
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//----------------------------------------------------------------------
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// nsIDOMNode methods
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NS_IMPL_ELEMENT_CLONE_WITH_INIT(nsSVGFEColorMatrixElement)
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//----------------------------------------------------------------------
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// nsSVGFEColorMatrixElement methods
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/* readonly attribute nsIDOMSVGAnimatedString in1; */
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NS_IMETHODIMP nsSVGFEColorMatrixElement::GetIn1(nsIDOMSVGAnimatedString * *aIn)
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{
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return mStringAttributes[IN1].ToDOMAnimatedString(aIn, this);
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}
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/* readonly attribute nsIDOMSVGAnimatedEnumeration type; */
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NS_IMETHODIMP nsSVGFEColorMatrixElement::GetType(nsIDOMSVGAnimatedEnumeration * *aType)
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{
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return mEnumAttributes[TYPE].ToDOMAnimatedEnum(aType, this);
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}
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/* readonly attribute DOMSVGAnimatedNumberList values; */
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NS_IMETHODIMP nsSVGFEColorMatrixElement::GetValues(nsISupports * *aValues)
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{
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*aValues = DOMSVGAnimatedNumberList::GetDOMWrapper(&mNumberListAttributes[VALUES],
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this, VALUES).get();
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return NS_OK;
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}
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void
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nsSVGFEColorMatrixElement::GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources)
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{
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aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN1], this));
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}
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nsresult
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nsSVGFEColorMatrixElement::Filter(nsSVGFilterInstance *instance,
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const nsTArray<const Image*>& aSources,
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const Image* aTarget,
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const nsIntRect& rect)
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{
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uint8_t* sourceData = aSources[0]->mImage->Data();
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uint8_t* targetData = aTarget->mImage->Data();
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uint32_t stride = aTarget->mImage->Stride();
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uint16_t type = mEnumAttributes[TYPE].GetAnimValue();
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const SVGNumberList &values = mNumberListAttributes[VALUES].GetAnimValue();
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if (!mNumberListAttributes[VALUES].IsExplicitlySet() &&
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(type == nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX ||
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type == nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_SATURATE ||
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type == nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_HUE_ROTATE)) {
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// identity matrix filter
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CopyRect(aTarget, aSources[0], rect);
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return NS_OK;
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}
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static const float identityMatrix[] =
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{ 1, 0, 0, 0, 0,
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0, 1, 0, 0, 0,
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0, 0, 1, 0, 0,
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0, 0, 0, 1, 0 };
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static const float luminanceToAlphaMatrix[] =
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{ 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0,
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0, 0, 0, 0, 0,
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0.2125f, 0.7154f, 0.0721f, 0, 0 };
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float colorMatrix[NUM_ENTRIES_IN_4x5_MATRIX];
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float s, c;
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switch (type) {
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case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX:
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if (values.Length() != NUM_ENTRIES_IN_4x5_MATRIX)
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return NS_ERROR_FAILURE;
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for(uint32_t j = 0; j < values.Length(); j++) {
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colorMatrix[j] = values[j];
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}
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break;
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case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_SATURATE:
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if (values.Length() != 1)
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return NS_ERROR_FAILURE;
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s = values[0];
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if (s > 1 || s < 0)
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return NS_ERROR_FAILURE;
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memcpy(colorMatrix, identityMatrix, sizeof(colorMatrix));
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colorMatrix[0] = 0.213f + 0.787f * s;
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colorMatrix[1] = 0.715f - 0.715f * s;
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colorMatrix[2] = 0.072f - 0.072f * s;
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colorMatrix[5] = 0.213f - 0.213f * s;
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colorMatrix[6] = 0.715f + 0.285f * s;
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colorMatrix[7] = 0.072f - 0.072f * s;
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colorMatrix[10] = 0.213f - 0.213f * s;
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colorMatrix[11] = 0.715f - 0.715f * s;
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colorMatrix[12] = 0.072f + 0.928f * s;
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break;
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case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_HUE_ROTATE:
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{
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memcpy(colorMatrix, identityMatrix, sizeof(colorMatrix));
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if (values.Length() != 1)
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return NS_ERROR_FAILURE;
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float hueRotateValue = values[0];
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c = static_cast<float>(cos(hueRotateValue * M_PI / 180));
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s = static_cast<float>(sin(hueRotateValue * M_PI / 180));
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memcpy(colorMatrix, identityMatrix, sizeof(colorMatrix));
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colorMatrix[0] = 0.213f + 0.787f * c - 0.213f * s;
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colorMatrix[1] = 0.715f - 0.715f * c - 0.715f * s;
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colorMatrix[2] = 0.072f - 0.072f * c + 0.928f * s;
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colorMatrix[5] = 0.213f - 0.213f * c + 0.143f * s;
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colorMatrix[6] = 0.715f + 0.285f * c + 0.140f * s;
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colorMatrix[7] = 0.072f - 0.072f * c - 0.283f * s;
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colorMatrix[10] = 0.213f - 0.213f * c - 0.787f * s;
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colorMatrix[11] = 0.715f - 0.715f * c + 0.715f * s;
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colorMatrix[12] = 0.072f + 0.928f * c + 0.072f * s;
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break;
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}
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case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_LUMINANCE_TO_ALPHA:
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memcpy(colorMatrix, luminanceToAlphaMatrix, sizeof(colorMatrix));
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break;
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default:
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return NS_ERROR_FAILURE;
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}
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for (int32_t x = rect.x; x < rect.XMost(); x++) {
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for (int32_t y = rect.y; y < rect.YMost(); y++) {
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uint32_t targIndex = y * stride + 4 * x;
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float col[4];
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for (int i = 0, row = 0; i < 4; i++, row += 5) {
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col[i] =
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sourceData[targIndex + GFX_ARGB32_OFFSET_R] * colorMatrix[row + 0] +
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sourceData[targIndex + GFX_ARGB32_OFFSET_G] * colorMatrix[row + 1] +
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sourceData[targIndex + GFX_ARGB32_OFFSET_B] * colorMatrix[row + 2] +
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sourceData[targIndex + GFX_ARGB32_OFFSET_A] * colorMatrix[row + 3] +
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255 * colorMatrix[row + 4];
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col[i] = clamped(col[i], 0.f, 255.f);
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}
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targetData[targIndex + GFX_ARGB32_OFFSET_R] =
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static_cast<uint8_t>(col[0]);
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targetData[targIndex + GFX_ARGB32_OFFSET_G] =
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static_cast<uint8_t>(col[1]);
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targetData[targIndex + GFX_ARGB32_OFFSET_B] =
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static_cast<uint8_t>(col[2]);
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targetData[targIndex + GFX_ARGB32_OFFSET_A] =
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static_cast<uint8_t>(col[3]);
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}
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}
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return NS_OK;
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}
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bool
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nsSVGFEColorMatrixElement::AttributeAffectsRendering(int32_t aNameSpaceID,
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nsIAtom* aAttribute) const
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{
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return nsSVGFEColorMatrixElementBase::AttributeAffectsRendering(aNameSpaceID, aAttribute) ||
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(aNameSpaceID == kNameSpaceID_None &&
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(aAttribute == nsGkAtoms::in ||
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aAttribute == nsGkAtoms::type ||
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aAttribute == nsGkAtoms::values));
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}
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//----------------------------------------------------------------------
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// nsSVGElement methods
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nsSVGElement::EnumAttributesInfo
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nsSVGFEColorMatrixElement::GetEnumInfo()
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{
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return EnumAttributesInfo(mEnumAttributes, sEnumInfo,
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ArrayLength(sEnumInfo));
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}
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nsSVGElement::StringAttributesInfo
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nsSVGFEColorMatrixElement::GetStringInfo()
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{
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return StringAttributesInfo(mStringAttributes, sStringInfo,
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ArrayLength(sStringInfo));
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}
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nsSVGElement::NumberListAttributesInfo
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nsSVGFEColorMatrixElement::GetNumberListInfo()
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{
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return NumberListAttributesInfo(mNumberListAttributes, sNumberListInfo,
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ArrayLength(sNumberListInfo));
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}
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} // namespace dom
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} // namespace mozilla
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76
content/svg/content/src/SVGFEColorMatrixElement.h
Normal file
76
content/svg/content/src/SVGFEColorMatrixElement.h
Normal file
@ -0,0 +1,76 @@
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/* a*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_SVGFEColorMatrixElement_h
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#define mozilla_dom_SVGFEColorMatrixElement_h
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typedef nsSVGFE nsSVGFEColorMatrixElementBase;
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namespace mozilla {
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namespace dom {
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class nsSVGFEColorMatrixElement : public nsSVGFEColorMatrixElementBase,
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public nsIDOMSVGFEColorMatrixElement
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{
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friend nsresult NS_NewSVGFEColorMatrixElement(nsIContent **aResult,
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already_AddRefed<nsINodeInfo> aNodeInfo);
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protected:
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nsSVGFEColorMatrixElement(already_AddRefed<nsINodeInfo> aNodeInfo)
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: nsSVGFEColorMatrixElementBase(aNodeInfo) {}
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public:
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// interfaces:
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NS_DECL_ISUPPORTS_INHERITED
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// FE Base
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NS_FORWARD_NSIDOMSVGFILTERPRIMITIVESTANDARDATTRIBUTES(nsSVGFEColorMatrixElementBase::)
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virtual nsresult Filter(nsSVGFilterInstance* aInstance,
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const nsTArray<const Image*>& aSources,
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const Image* aTarget,
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const nsIntRect& aDataRect);
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virtual bool AttributeAffectsRendering(
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int32_t aNameSpaceID, nsIAtom* aAttribute) const;
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virtual nsSVGString& GetResultImageName() { return mStringAttributes[RESULT]; }
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virtual void GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources);
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// Color Matrix
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NS_DECL_NSIDOMSVGFECOLORMATRIXELEMENT
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NS_FORWARD_NSIDOMSVGELEMENT(nsSVGFEColorMatrixElementBase::)
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NS_FORWARD_NSIDOMNODE_TO_NSINODE
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NS_FORWARD_NSIDOMELEMENT_TO_GENERIC
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virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
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virtual nsXPCClassInfo* GetClassInfo();
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virtual nsIDOMNode* AsDOMNode() { return this; }
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protected:
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virtual bool OperatesOnPremultipledAlpha(int32_t) { return false; }
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virtual EnumAttributesInfo GetEnumInfo();
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virtual StringAttributesInfo GetStringInfo();
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virtual NumberListAttributesInfo GetNumberListInfo();
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enum { TYPE };
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nsSVGEnum mEnumAttributes[1];
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static nsSVGEnumMapping sTypeMap[];
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static EnumInfo sEnumInfo[1];
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enum { RESULT, IN1 };
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nsSVGString mStringAttributes[2];
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static StringInfo sStringInfo[2];
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enum { VALUES };
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SVGAnimatedNumberList mNumberListAttributes[1];
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static NumberListInfo sNumberListInfo[1];
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};
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} // namespace mozilla
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} // namespace dom
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#endif // mozilla_dom_SVGFEColorMatrixElement_h
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@ -836,324 +836,6 @@ nsSVGFEGaussianBlurElement::GetStringInfo()
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ArrayLength(sStringInfo));
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}
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//---------------------Color Matrix------------------------
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typedef nsSVGFE nsSVGFEColorMatrixElementBase;
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class nsSVGFEColorMatrixElement : public nsSVGFEColorMatrixElementBase,
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public nsIDOMSVGFEColorMatrixElement
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{
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friend nsresult NS_NewSVGFEColorMatrixElement(nsIContent **aResult,
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already_AddRefed<nsINodeInfo> aNodeInfo);
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protected:
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nsSVGFEColorMatrixElement(already_AddRefed<nsINodeInfo> aNodeInfo)
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: nsSVGFEColorMatrixElementBase(aNodeInfo) {}
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public:
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// interfaces:
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NS_DECL_ISUPPORTS_INHERITED
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// FE Base
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NS_FORWARD_NSIDOMSVGFILTERPRIMITIVESTANDARDATTRIBUTES(nsSVGFEColorMatrixElementBase::)
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virtual nsresult Filter(nsSVGFilterInstance* aInstance,
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const nsTArray<const Image*>& aSources,
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const Image* aTarget,
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const nsIntRect& aDataRect);
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virtual bool AttributeAffectsRendering(
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int32_t aNameSpaceID, nsIAtom* aAttribute) const;
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virtual nsSVGString& GetResultImageName() { return mStringAttributes[RESULT]; }
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virtual void GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources);
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// Color Matrix
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NS_DECL_NSIDOMSVGFECOLORMATRIXELEMENT
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NS_FORWARD_NSIDOMSVGELEMENT(nsSVGFEColorMatrixElementBase::)
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NS_FORWARD_NSIDOMNODE_TO_NSINODE
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NS_FORWARD_NSIDOMELEMENT_TO_GENERIC
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virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
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virtual nsXPCClassInfo* GetClassInfo();
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virtual nsIDOMNode* AsDOMNode() { return this; }
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protected:
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virtual bool OperatesOnPremultipledAlpha(int32_t) { return false; }
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virtual EnumAttributesInfo GetEnumInfo();
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virtual StringAttributesInfo GetStringInfo();
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virtual NumberListAttributesInfo GetNumberListInfo();
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enum { TYPE };
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nsSVGEnum mEnumAttributes[1];
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static nsSVGEnumMapping sTypeMap[];
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static EnumInfo sEnumInfo[1];
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enum { RESULT, IN1 };
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nsSVGString mStringAttributes[2];
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static StringInfo sStringInfo[2];
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enum { VALUES };
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SVGAnimatedNumberList mNumberListAttributes[1];
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static NumberListInfo sNumberListInfo[1];
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};
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nsSVGEnumMapping nsSVGFEColorMatrixElement::sTypeMap[] = {
|
||||
{&nsGkAtoms::matrix, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX},
|
||||
{&nsGkAtoms::saturate, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_SATURATE},
|
||||
{&nsGkAtoms::hueRotate, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_HUE_ROTATE},
|
||||
{&nsGkAtoms::luminanceToAlpha, nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_LUMINANCE_TO_ALPHA},
|
||||
{nullptr, 0}
|
||||
};
|
||||
|
||||
nsSVGElement::EnumInfo nsSVGFEColorMatrixElement::sEnumInfo[1] =
|
||||
{
|
||||
{ &nsGkAtoms::type,
|
||||
sTypeMap,
|
||||
nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX
|
||||
}
|
||||
};
|
||||
|
||||
nsSVGElement::StringInfo nsSVGFEColorMatrixElement::sStringInfo[2] =
|
||||
{
|
||||
{ &nsGkAtoms::result, kNameSpaceID_None, true },
|
||||
{ &nsGkAtoms::in, kNameSpaceID_None, true }
|
||||
};
|
||||
|
||||
nsSVGElement::NumberListInfo nsSVGFEColorMatrixElement::sNumberListInfo[1] =
|
||||
{
|
||||
{ &nsGkAtoms::values }
|
||||
};
|
||||
|
||||
NS_IMPL_NS_NEW_SVG_ELEMENT(FEColorMatrix)
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
// nsISupports methods
|
||||
|
||||
NS_IMPL_ADDREF_INHERITED(nsSVGFEColorMatrixElement,nsSVGFEColorMatrixElementBase)
|
||||
NS_IMPL_RELEASE_INHERITED(nsSVGFEColorMatrixElement,nsSVGFEColorMatrixElementBase)
|
||||
|
||||
DOMCI_NODE_DATA(SVGFEColorMatrixElement, nsSVGFEColorMatrixElement)
|
||||
|
||||
NS_INTERFACE_TABLE_HEAD(nsSVGFEColorMatrixElement)
|
||||
NS_NODE_INTERFACE_TABLE5(nsSVGFEColorMatrixElement, nsIDOMNode, nsIDOMElement,
|
||||
nsIDOMSVGElement,
|
||||
nsIDOMSVGFilterPrimitiveStandardAttributes,
|
||||
nsIDOMSVGFEColorMatrixElement)
|
||||
NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(SVGFEColorMatrixElement)
|
||||
NS_INTERFACE_MAP_END_INHERITING(nsSVGFEColorMatrixElementBase)
|
||||
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
// nsIDOMNode methods
|
||||
|
||||
|
||||
NS_IMPL_ELEMENT_CLONE_WITH_INIT(nsSVGFEColorMatrixElement)
|
||||
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
// nsSVGFEColorMatrixElement methods
|
||||
|
||||
/* readonly attribute nsIDOMSVGAnimatedString in1; */
|
||||
NS_IMETHODIMP nsSVGFEColorMatrixElement::GetIn1(nsIDOMSVGAnimatedString * *aIn)
|
||||
{
|
||||
return mStringAttributes[IN1].ToDOMAnimatedString(aIn, this);
|
||||
}
|
||||
|
||||
/* readonly attribute nsIDOMSVGAnimatedEnumeration type; */
|
||||
NS_IMETHODIMP nsSVGFEColorMatrixElement::GetType(nsIDOMSVGAnimatedEnumeration * *aType)
|
||||
{
|
||||
return mEnumAttributes[TYPE].ToDOMAnimatedEnum(aType, this);
|
||||
}
|
||||
|
||||
/* readonly attribute DOMSVGAnimatedNumberList values; */
|
||||
NS_IMETHODIMP nsSVGFEColorMatrixElement::GetValues(nsISupports * *aValues)
|
||||
{
|
||||
*aValues = DOMSVGAnimatedNumberList::GetDOMWrapper(&mNumberListAttributes[VALUES],
|
||||
this, VALUES).get();
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
void
|
||||
nsSVGFEColorMatrixElement::GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources)
|
||||
{
|
||||
aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN1], this));
|
||||
}
|
||||
|
||||
nsresult
|
||||
nsSVGFEColorMatrixElement::Filter(nsSVGFilterInstance *instance,
|
||||
const nsTArray<const Image*>& aSources,
|
||||
const Image* aTarget,
|
||||
const nsIntRect& rect)
|
||||
{
|
||||
uint8_t* sourceData = aSources[0]->mImage->Data();
|
||||
uint8_t* targetData = aTarget->mImage->Data();
|
||||
uint32_t stride = aTarget->mImage->Stride();
|
||||
|
||||
uint16_t type = mEnumAttributes[TYPE].GetAnimValue();
|
||||
const SVGNumberList &values = mNumberListAttributes[VALUES].GetAnimValue();
|
||||
|
||||
if (!mNumberListAttributes[VALUES].IsExplicitlySet() &&
|
||||
(type == nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX ||
|
||||
type == nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_SATURATE ||
|
||||
type == nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_HUE_ROTATE)) {
|
||||
// identity matrix filter
|
||||
CopyRect(aTarget, aSources[0], rect);
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
static const float identityMatrix[] =
|
||||
{ 1, 0, 0, 0, 0,
|
||||
0, 1, 0, 0, 0,
|
||||
0, 0, 1, 0, 0,
|
||||
0, 0, 0, 1, 0 };
|
||||
|
||||
static const float luminanceToAlphaMatrix[] =
|
||||
{ 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0,
|
||||
0.2125f, 0.7154f, 0.0721f, 0, 0 };
|
||||
|
||||
float colorMatrix[NUM_ENTRIES_IN_4x5_MATRIX];
|
||||
float s, c;
|
||||
|
||||
switch (type) {
|
||||
case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_MATRIX:
|
||||
|
||||
if (values.Length() != NUM_ENTRIES_IN_4x5_MATRIX)
|
||||
return NS_ERROR_FAILURE;
|
||||
|
||||
for(uint32_t j = 0; j < values.Length(); j++) {
|
||||
colorMatrix[j] = values[j];
|
||||
}
|
||||
break;
|
||||
case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_SATURATE:
|
||||
|
||||
if (values.Length() != 1)
|
||||
return NS_ERROR_FAILURE;
|
||||
|
||||
s = values[0];
|
||||
|
||||
if (s > 1 || s < 0)
|
||||
return NS_ERROR_FAILURE;
|
||||
|
||||
memcpy(colorMatrix, identityMatrix, sizeof(colorMatrix));
|
||||
|
||||
colorMatrix[0] = 0.213f + 0.787f * s;
|
||||
colorMatrix[1] = 0.715f - 0.715f * s;
|
||||
colorMatrix[2] = 0.072f - 0.072f * s;
|
||||
|
||||
colorMatrix[5] = 0.213f - 0.213f * s;
|
||||
colorMatrix[6] = 0.715f + 0.285f * s;
|
||||
colorMatrix[7] = 0.072f - 0.072f * s;
|
||||
|
||||
colorMatrix[10] = 0.213f - 0.213f * s;
|
||||
colorMatrix[11] = 0.715f - 0.715f * s;
|
||||
colorMatrix[12] = 0.072f + 0.928f * s;
|
||||
|
||||
break;
|
||||
|
||||
case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_HUE_ROTATE:
|
||||
{
|
||||
memcpy(colorMatrix, identityMatrix, sizeof(colorMatrix));
|
||||
|
||||
if (values.Length() != 1)
|
||||
return NS_ERROR_FAILURE;
|
||||
|
||||
float hueRotateValue = values[0];
|
||||
|
||||
c = static_cast<float>(cos(hueRotateValue * M_PI / 180));
|
||||
s = static_cast<float>(sin(hueRotateValue * M_PI / 180));
|
||||
|
||||
memcpy(colorMatrix, identityMatrix, sizeof(colorMatrix));
|
||||
|
||||
colorMatrix[0] = 0.213f + 0.787f * c - 0.213f * s;
|
||||
colorMatrix[1] = 0.715f - 0.715f * c - 0.715f * s;
|
||||
colorMatrix[2] = 0.072f - 0.072f * c + 0.928f * s;
|
||||
|
||||
colorMatrix[5] = 0.213f - 0.213f * c + 0.143f * s;
|
||||
colorMatrix[6] = 0.715f + 0.285f * c + 0.140f * s;
|
||||
colorMatrix[7] = 0.072f - 0.072f * c - 0.283f * s;
|
||||
|
||||
colorMatrix[10] = 0.213f - 0.213f * c - 0.787f * s;
|
||||
colorMatrix[11] = 0.715f - 0.715f * c + 0.715f * s;
|
||||
colorMatrix[12] = 0.072f + 0.928f * c + 0.072f * s;
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
case nsSVGFEColorMatrixElement::SVG_FECOLORMATRIX_TYPE_LUMINANCE_TO_ALPHA:
|
||||
|
||||
memcpy(colorMatrix, luminanceToAlphaMatrix, sizeof(colorMatrix));
|
||||
break;
|
||||
|
||||
default:
|
||||
return NS_ERROR_FAILURE;
|
||||
}
|
||||
|
||||
for (int32_t x = rect.x; x < rect.XMost(); x++) {
|
||||
for (int32_t y = rect.y; y < rect.YMost(); y++) {
|
||||
uint32_t targIndex = y * stride + 4 * x;
|
||||
|
||||
float col[4];
|
||||
for (int i = 0, row = 0; i < 4; i++, row += 5) {
|
||||
col[i] =
|
||||
sourceData[targIndex + GFX_ARGB32_OFFSET_R] * colorMatrix[row + 0] +
|
||||
sourceData[targIndex + GFX_ARGB32_OFFSET_G] * colorMatrix[row + 1] +
|
||||
sourceData[targIndex + GFX_ARGB32_OFFSET_B] * colorMatrix[row + 2] +
|
||||
sourceData[targIndex + GFX_ARGB32_OFFSET_A] * colorMatrix[row + 3] +
|
||||
255 * colorMatrix[row + 4];
|
||||
col[i] = clamped(col[i], 0.f, 255.f);
|
||||
}
|
||||
targetData[targIndex + GFX_ARGB32_OFFSET_R] =
|
||||
static_cast<uint8_t>(col[0]);
|
||||
targetData[targIndex + GFX_ARGB32_OFFSET_G] =
|
||||
static_cast<uint8_t>(col[1]);
|
||||
targetData[targIndex + GFX_ARGB32_OFFSET_B] =
|
||||
static_cast<uint8_t>(col[2]);
|
||||
targetData[targIndex + GFX_ARGB32_OFFSET_A] =
|
||||
static_cast<uint8_t>(col[3]);
|
||||
}
|
||||
}
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
bool
|
||||
nsSVGFEColorMatrixElement::AttributeAffectsRendering(int32_t aNameSpaceID,
|
||||
nsIAtom* aAttribute) const
|
||||
{
|
||||
return nsSVGFEColorMatrixElementBase::AttributeAffectsRendering(aNameSpaceID, aAttribute) ||
|
||||
(aNameSpaceID == kNameSpaceID_None &&
|
||||
(aAttribute == nsGkAtoms::in ||
|
||||
aAttribute == nsGkAtoms::type ||
|
||||
aAttribute == nsGkAtoms::values));
|
||||
}
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
// nsSVGElement methods
|
||||
|
||||
nsSVGElement::EnumAttributesInfo
|
||||
nsSVGFEColorMatrixElement::GetEnumInfo()
|
||||
{
|
||||
return EnumAttributesInfo(mEnumAttributes, sEnumInfo,
|
||||
ArrayLength(sEnumInfo));
|
||||
}
|
||||
|
||||
nsSVGElement::StringAttributesInfo
|
||||
nsSVGFEColorMatrixElement::GetStringInfo()
|
||||
{
|
||||
return StringAttributesInfo(mStringAttributes, sStringInfo,
|
||||
ArrayLength(sStringInfo));
|
||||
}
|
||||
|
||||
nsSVGElement::NumberListAttributesInfo
|
||||
nsSVGFEColorMatrixElement::GetNumberListInfo()
|
||||
{
|
||||
return NumberListAttributesInfo(mNumberListAttributes, sNumberListInfo,
|
||||
ArrayLength(sNumberListInfo));
|
||||
}
|
||||
|
||||
//---------------------Composite------------------------
|
||||
|
||||
typedef nsSVGFE nsSVGFECompositeElementBase;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user