Require budget decision when creating a RenderTarget SkSurface

gm/xfermodes3.cpp

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "gm.h"
 #include "SkBitmap.h"
 #include "SkGradientShader.h"
@@ skipping 107 matching lines @@
      * We are trying to test those. We could use saveLayer() to create small SkGpuDevices but
      * saveLayer() uses the texture cache. This means that the actual render target may be larger
      * than the layer. Because the clip will contain the layer's bounds, no draws will be full-RT.
      * So when running on a GPU canvas we explicitly create a temporary canvas using a texture with
      * dimensions exactly matching the layer size.
      */
     SkCanvas* possiblyCreateTempCanvas(SkCanvas* baseCanvas, int w, int h) {
         SkCanvas* tempCanvas = NULL;
 #if SK_SUPPORT_GPU
         GrContext* context = baseCanvas->getGrContext();
-        if (context) {
-            GrSurfaceDesc desc;
-            desc.fWidth = w;
-            desc.fHeight = h;
-            desc.fConfig = SkImageInfo2GrPixelConfig(baseCanvas->imageInfo());
-            desc.fFlags = kRenderTarget_GrSurfaceFlag;
-            SkAutoTUnref<GrSurface> surface(context->createUncachedTexture(desc, NULL, 0));
-            SkAutoTUnref<SkBaseDevice> device(SkGpuDevice::Create(surface.get(),
-                                          SkSurfaceProps(SkSurfaceProps::kLegacyFontHost_InitType)));
-            if (device.get()) {
-                tempCanvas = SkNEW_ARGS(SkCanvas, (device.get()));
-            }
+        SkImageInfo baseInfo = baseCanvas->imageInfo();
+        SkImageInfo info = SkImageInfo::Make(w, h, baseInfo.colorType(), baseInfo.alphaType(),
+                                             baseInfo.profileType());
+        SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTarget(context, SkSurface::kNo_Budgeted,
+                                        info, 0, NULL));
+        if (surface) {
+            tempCanvas = SkRef(surface->getCanvas());
         }
 #endif
         return tempCanvas;
     }
 
     void drawMode(SkCanvas* canvas,
                   int x, int y, int w, int h,
                   const SkPaint& modePaint, SkCanvas* layerCanvas) {
         canvas->save();
 
@@ skipping 88 matching lines @@
     SkAutoTUnref<SkShader> fBmpShader;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new Xfermodes3GM;)
 
 }