Refugee from Dead Machine 4: MDB Monster

src/gpu/SkGr.cpp

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkGr.h"
 
@@ skipping 411 matching lines @@
         return SkXfermode::kDst_Mode != mode;
     }
 }
 
 static inline bool skpaint_to_grpaint_impl(GrContext* context,
                                            const SkPaint& skPaint,
                                            const SkMatrix& viewM,
                                            const GrFragmentProcessor** shaderProcessor,
                                            SkXfermode::Mode* primColorMode,
                                            bool primitiveIsSrc,
-                                           GrPaint* grPaint) {
+                                           GrPaint* grPaint,
+                                           GrRenderTarget* dstRT) {
     grPaint->setAntiAlias(skPaint.isAntiAlias());
 
     // Setup the initial color considering the shader, the SkPaint color, and the presence or not
     // of per-vertex colors.
     SkAutoTUnref<const GrFragmentProcessor> aufp;
     const GrFragmentProcessor* shaderFP = nullptr;
     if (!primColorMode || blend_requires_shader(*primColorMode, primitiveIsSrc)) {
         if (shaderProcessor) {
             shaderFP = *shaderProcessor;
         } else if (const SkShader* shader = skPaint.getShader()) {
             aufp.reset(shader->asFragmentProcessor(context, viewM, nullptr,
-                                                   skPaint.getFilterQuality()));
+                                                   skPaint.getFilterQuality(),
+                                                   dstRT));
             shaderFP = aufp;
             if (!shaderFP) {
                 return false;
             }
         }
     }
 
     // Set this in below cases if the output of the shader/paint-color/paint-alpha/primXfermode is
     // a known constant value. In that case we can simply apply a color filter during this
     // conversion without converting the color filter to a GrFragmentProcessor.
@@ skipping 67 matching lines @@
             applyColorFilterToPaintColor = true;
         }
     }
 
     SkColorFilter* colorFilter = skPaint.getColorFilter();
     if (colorFilter) {
         if (applyColorFilterToPaintColor) {
             grPaint->setColor(SkColorToPremulGrColor(colorFilter->filterColor(skPaint.getColor())));
         } else {
             SkAutoTUnref<const GrFragmentProcessor> cfFP(
-                colorFilter->asFragmentProcessor(context));
+                colorFilter->asFragmentProcessor(context, dstRT));
             if (cfFP) {
                 grPaint->addColorFragmentProcessor(cfFP);
             } else {
                 return false;
             }
         }
     }
 
     SkXfermode* mode = skPaint.getXfermode();
     GrXPFactory* xpFactory = nullptr;
     if (!SkXfermode::AsXPFactory(mode, &xpFactory)) {
         // Fall back to src-over
         // return false here?
         xpFactory = GrPorterDuffXPFactory::Create(SkXfermode::kSrcOver_Mode);
     }
     SkASSERT(xpFactory);
     grPaint->setXPFactory(xpFactory)->unref();
 
 #ifndef SK_IGNORE_GPU_DITHER
     if (skPaint.isDither() && grPaint->numColorFragmentProcessors() > 0) {
         grPaint->addColorFragmentProcessor(GrDitherEffect::Create())->unref();
     }
 #endif
     return true;
 }
 
 bool SkPaintToGrPaint(GrContext* context, const SkPaint& skPaint, const SkMatrix& viewM,
-                      GrPaint* grPaint) {
-    return skpaint_to_grpaint_impl(context, skPaint, viewM, nullptr, nullptr, false, grPaint);
+                      GrPaint* grPaint, GrRenderTarget* dstRT) {
+    return skpaint_to_grpaint_impl(context, skPaint, viewM, nullptr, nullptr, false, grPaint, dstRT);
 }
 
 /** Replaces the SkShader (if any) on skPaint with the passed in GrFragmentProcessor. */
 bool SkPaintToGrPaintReplaceShader(GrContext* context,
                                    const SkPaint& skPaint,
                                    const GrFragmentProcessor* shaderFP,
-                                   GrPaint* grPaint) {
+                                   GrPaint* grPaint, GrRenderTarget* dstRT) {
     if (!shaderFP) {
         return false;
     }
     return skpaint_to_grpaint_impl(context, skPaint, SkMatrix::I(), &shaderFP, nullptr, false,
-                                   grPaint);
+                                   grPaint, dstRT);
 }
 
 /** Ignores the SkShader (if any) on skPaint. */
 bool SkPaintToGrPaintNoShader(GrContext* context,
                               const SkPaint& skPaint,
-                              GrPaint* grPaint) {
+                              GrPaint* grPaint, GrRenderTarget* dstRT) {
     // Use a ptr to a nullptr to to indicate that the SkShader is ignored and not replaced.
     static const GrFragmentProcessor* kNullShaderFP = nullptr;
     static const GrFragmentProcessor** kIgnoreShader = &kNullShaderFP;
     return skpaint_to_grpaint_impl(context, skPaint, SkMatrix::I(), kIgnoreShader, nullptr, false,
-                                   grPaint);
+                                   grPaint, dstRT);
 }
 
 /** Blends the SkPaint's shader (or color if no shader) with a per-primitive color which must
 be setup as a vertex attribute using the specified SkXfermode::Mode. */
 bool SkPaintToGrPaintWithXfermode(GrContext* context,
                                   const SkPaint& skPaint,
                                   const SkMatrix& viewM,
                                   SkXfermode::Mode primColorMode,
                                   bool primitiveIsSrc,
-                                  GrPaint* grPaint) {
+                                  GrPaint* grPaint,
+                                  GrRenderTarget* dstRT) {
     return skpaint_to_grpaint_impl(context, skPaint, viewM, nullptr, &primColorMode, primitiveIsSrc,
-                                   grPaint);
+                                   grPaint, dstRT);
 }
 
 
 ////////////////////////////////////////////////////////////////////////////////////////////////
 
 SkImageInfo GrMakeInfoFromTexture(GrTexture* tex, int w, int h, bool isOpaque) {
 #ifdef SK_DEBUG
     const GrSurfaceDesc& desc = tex->desc();
     SkASSERT(w <= desc.fWidth);
     SkASSERT(h <= desc.fHeight);
@@ skipping 48 matching lines @@
             SkErrorInternals::SetError( kInvalidPaint_SkError,
                                         "Sorry, I don't understand the filtering "
                                         "mode you asked for.  Falling back to "
                                         "MIPMaps.");
             textureFilterMode = GrTextureParams::kMipMap_FilterMode;
             break;
 
     }
     return textureFilterMode;
 }