Move skPaint2GrPaint to SkGr.h/cpp

include/gpu/SkGr.h

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 
@@ skipping 58 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 
 bool GrIsBitmapInCache(const GrContext*, const SkBitmap&, const GrTextureParams*);
 
 GrTexture* GrLockAndRefCachedBitmapTexture(GrContext*, const SkBitmap&, const GrTextureParams*);
 
 void GrUnlockAndUnrefCachedBitmapTexture(GrTexture*);
 
 ////////////////////////////////////////////////////////////////////////////////
+
+class SkGpuDevice;
+
+// Converts a SkPaint to a GrPaint, ignoring the SkPaint's shader.
+// justAlpha indicates that the SkPaint's alpha should be used rather than the color.
+// Callers may subsequently modify the GrPaint. Setting constantColor indicates
+// that the final paint will draw the same color at every pixel. This allows
+// an optimization where the the color filter can be applied to the SkPaint's
+// color once while converting to GrPaint and then ignored.
+void SkPaint2GrPaintNoShader(SkGpuDevice* dev, const SkPaint& skPaint, bool justAlpha,
+                             bool constantColor, GrPaint* grPaint);
+
+// This function is similar to skPaint2GrPaintNoShader but also converts
+// skPaint's shader to a GrTexture/GrEffectStage if possible.
+// constantColor has the same meaning as in skPaint2GrPaintNoShader.
+void SkPaint2GrPaintShader(SkGpuDevice* dev, const SkPaint& skPaint,
+                           bool constantColor, GrPaint* grPaint);
+
+////////////////////////////////////////////////////////////////////////////////
 // Classes
 
 class SkGlyphCache;
 
 class SkGrFontScaler : public GrFontScaler {
 public:
     explicit SkGrFontScaler(SkGlyphCache* strike);
     virtual ~SkGrFontScaler();
 
     // overrides
     virtual const GrKey* getKey();
     virtual GrMaskFormat getMaskFormat();
     virtual bool getPackedGlyphBounds(GrGlyph::PackedID, SkIRect* bounds) SK_OVERRIDE;
     virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
                                      int rowBytes, void* image) SK_OVERRIDE;
     virtual bool getPackedGlyphDFBounds(GrGlyph::PackedID, SkIRect* bounds) SK_OVERRIDE;
     virtual bool getPackedGlyphDFImage(GrGlyph::PackedID, int width, int height,
                                        void* image) SK_OVERRIDE;
     virtual bool getGlyphPath(uint16_t glyphID, SkPath*);
 
 private:
     SkGlyphCache* fStrike;
     GrKey*  fKey;
 //    DECLARE_INSTANCE_COUNTER(SkGrFontScaler);
 };
 
 ////////////////////////////////////////////////////////////////////////////////
 
 #endif