100 lines
3.6 KiB
C++
100 lines
3.6 KiB
C++
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/*
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* Copyright 2010 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkGr_DEFINED
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#define SkGr_DEFINED
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#include <stddef.h>
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// Gr headers
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#include "GrTypes.h"
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#include "GrContext.h"
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// skia headers
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#include "SkBitmap.h"
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#include "SkPath.h"
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#include "SkPoint.h"
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#include "SkRegion.h"
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#include "SkClipStack.h"
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////////////////////////////////////////////////////////////////////////////////
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// Sk to Gr Type conversions
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GR_STATIC_ASSERT((int)kZero_GrBlendCoeff == (int)SkXfermode::kZero_Coeff);
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GR_STATIC_ASSERT((int)kOne_GrBlendCoeff == (int)SkXfermode::kOne_Coeff);
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GR_STATIC_ASSERT((int)kSC_GrBlendCoeff == (int)SkXfermode::kSC_Coeff);
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GR_STATIC_ASSERT((int)kISC_GrBlendCoeff == (int)SkXfermode::kISC_Coeff);
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GR_STATIC_ASSERT((int)kDC_GrBlendCoeff == (int)SkXfermode::kDC_Coeff);
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GR_STATIC_ASSERT((int)kIDC_GrBlendCoeff == (int)SkXfermode::kIDC_Coeff);
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GR_STATIC_ASSERT((int)kSA_GrBlendCoeff == (int)SkXfermode::kSA_Coeff);
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GR_STATIC_ASSERT((int)kISA_GrBlendCoeff == (int)SkXfermode::kISA_Coeff);
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GR_STATIC_ASSERT((int)kDA_GrBlendCoeff == (int)SkXfermode::kDA_Coeff);
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GR_STATIC_ASSERT((int)kIDA_GrBlendCoeff == (int)SkXfermode::kIDA_Coeff);
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#define sk_blend_to_grblend(X) ((GrBlendCoeff)(X))
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///////////////////////////////////////////////////////////////////////////////
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#include "SkColorPriv.h"
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GrPixelConfig SkImageInfo2GrPixelConfig(SkColorType, SkAlphaType, SkColorProfileType);
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static inline GrPixelConfig SkImageInfo2GrPixelConfig(const SkImageInfo& info) {
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return SkImageInfo2GrPixelConfig(info.colorType(), info.alphaType(), info.profileType());
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}
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bool GrPixelConfig2ColorAndProfileType(GrPixelConfig, SkColorType*, SkColorProfileType*);
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static inline GrColor SkColor2GrColor(SkColor c) {
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SkPMColor pm = SkPreMultiplyColor(c);
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unsigned r = SkGetPackedR32(pm);
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unsigned g = SkGetPackedG32(pm);
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unsigned b = SkGetPackedB32(pm);
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unsigned a = SkGetPackedA32(pm);
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return GrColorPackRGBA(r, g, b, a);
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}
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static inline GrColor SkColor2GrColorJustAlpha(SkColor c) {
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U8CPU a = SkColorGetA(c);
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return GrColorPackRGBA(a, a, a, a);
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}
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////////////////////////////////////////////////////////////////////////////////
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bool GrIsBitmapInCache(const GrContext*, const SkBitmap&, const GrTextureParams*);
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GrTexture* GrRefCachedBitmapTexture(GrContext*, const SkBitmap&, const GrTextureParams*);
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////////////////////////////////////////////////////////////////////////////////
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// Converts a SkPaint to a GrPaint, ignoring the SkPaint's shader.
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// Sets the color of GrPaint to the value of the parameter paintColor
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// Callers may subsequently modify the GrPaint. Setting constantColor indicates
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// that the final paint will draw the same color at every pixel. This allows
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// an optimization where the the color filter can be applied to the SkPaint's
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// color once while converting to GrPaint and then ignored.
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void SkPaint2GrPaintNoShader(GrContext* context, const SkPaint& skPaint, GrColor paintColor,
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bool constantColor, GrPaint* grPaint);
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// This function is similar to skPaint2GrPaintNoShader but also converts
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// skPaint's shader to a GrFragmentProcessor if possible.
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// constantColor has the same meaning as in skPaint2GrPaintNoShader.
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void SkPaint2GrPaintShader(GrContext* context, const SkPaint& skPaint,
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const SkMatrix& viewM, bool constantColor, GrPaint* grPaint);
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////////////////////////////////////////////////////////////////////////////////
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// Classes
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class SkGlyphCache;
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////////////////////////////////////////////////////////////////////////////////
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#endif
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