Bring sk_sp to GrDrawContext

src/effects/SkGpuBlurUtils.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 "SkGpuBlurUtils.h"
 
 #include "SkRect.h"
@@ skipping 210 matching lines @@
         tempTexture = srcTexture;
     } else {
         temp2.reset(context->textureProvider()->createApproxTexture(desc));
         tempTexture = temp2.get();
     }
 
     if (nullptr == dstTexture || nullptr == tempTexture) {
         return nullptr;
     }
 
-    SkAutoTUnref<GrDrawContext> srcDrawContext;
+    sk_sp<GrDrawContext> srcDrawContext;
 
     for (int i = 1; i < scaleFactorX || i < scaleFactorY; i *= 2) {
         GrPaint paint;
         paint.setGammaCorrect(gammaCorrect);
         SkMatrix matrix;
         matrix.setIDiv(srcTexture->width(), srcTexture->height());
         SkRect dstRect(srcRect);
         if (srcBounds && i == 1) {
             SkRect domain;
             matrix.mapRect(&domain, *srcBounds);
             domain.inset((i < scaleFactorX) ? SK_ScalarHalf / srcTexture->width() : 0.0f,
                          (i < scaleFactorY) ? SK_ScalarHalf / srcTexture->height() : 0.0f);
             SkAutoTUnref<const GrFragmentProcessor> fp(GrTextureDomainEffect::Create(
                 srcTexture,
                 matrix,
                 domain,
                 GrTextureDomain::kDecal_Mode,
                 GrTextureParams::kBilerp_FilterMode));
             paint.addColorFragmentProcessor(fp);
             srcRect.offset(-srcOffset);
             srcOffset.set(0, 0);
         } else {
             GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::kBilerp_FilterMode);
             paint.addColorTextureProcessor(srcTexture, matrix, params);
         }
         paint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
         scale_rect(&dstRect, i < scaleFactorX ? 0.5f : 1.0f,
                              i < scaleFactorY ? 0.5f : 1.0f);
 
-        SkAutoTUnref<GrDrawContext> dstDrawContext(
-                                             context->drawContext(dstTexture->asRenderTarget()));
+        sk_sp<GrDrawContext> dstDrawContext(
+                                   context->drawContext(sk_ref_sp(dstTexture->asRenderTarget())));
         if (!dstDrawContext) {
             return nullptr;
         }
         dstDrawContext->fillRectToRect(clip, paint, SkMatrix::I(), dstRect, srcRect);
 
         srcDrawContext.swap(dstDrawContext);
         srcRect = dstRect;
         srcTexture = dstTexture;
         SkTSwap(dstTexture, tempTexture);
         localSrcBounds = srcRect;
     }
 
     SkSurfaceProps props(gammaCorrect ? SkSurfaceProps::kGammaCorrect_Flag : 0,
                          SkSurfaceProps::kLegacyFontHost_InitType);
 
     // For really small blurs (certainly no wider than 5x5 on desktop gpus) it is faster to just
     // launch a single non separable kernel vs two launches
     srcRect = localDstBounds;
     if (sigmaX > 0.0f && sigmaY > 0.0f &&
             (2 * radiusX + 1) * (2 * radiusY + 1) <= MAX_KERNEL_SIZE) {
         // We shouldn't be scaling because this is a small size blur
         SkASSERT((1 == scaleFactorX) && (1 == scaleFactorY));
 
-        SkAutoTUnref<GrDrawContext> dstDrawContext(
-            context->drawContext(dstTexture->asRenderTarget(), &props));
+        sk_sp<GrDrawContext> dstDrawContext(
+            context->drawContext(sk_ref_sp(dstTexture->asRenderTarget()), &props));
         if (!dstDrawContext) {
             return nullptr;
         }
-        convolve_gaussian_2d(dstDrawContext, clip, srcRect, srcOffset,
+        convolve_gaussian_2d(dstDrawContext.get(), clip, srcRect, srcOffset,
                              srcTexture, radiusX, radiusY, sigmaX, sigmaY, srcBounds);
 
         srcDrawContext.swap(dstDrawContext);
         srcRect.offsetTo(0, 0);
         srcTexture = dstTexture;
         SkTSwap(dstTexture, tempTexture);
 
     } else {
         scale_rect(&srcRect, 1.0f / scaleFactorX, 1.0f / scaleFactorY);
         srcRect.roundOut(&srcRect);
         const SkIRect srcIRect = srcRect.roundOut();
         if (sigmaX > 0.0f) {
             if (scaleFactorX > 1) {
                 // TODO: if we pass in the source draw context we don't need this here
                 if (!srcDrawContext) {
-                    srcDrawContext.reset(context->drawContext(srcTexture->asRenderTarget()));
+                    srcDrawContext = context->drawContext(sk_ref_sp(srcTexture->asRenderTarget()));
                     if (!srcDrawContext) {
                         return nullptr;
                     }
                 }
 
                 // Clear out a radius to the right of the srcRect to prevent the
                 // X convolution from reading garbage.
                 clearRect = SkIRect::MakeXYWH(srcIRect.fRight, srcIRect.fTop,
                                               radiusX, srcIRect.height());
                 srcDrawContext->clear(&clearRect, 0x0, false);
             }
 
-            SkAutoTUnref<GrDrawContext> dstDrawContext(
-                context->drawContext(dstTexture->asRenderTarget(), &props));
+            sk_sp<GrDrawContext> dstDrawContext(
+                context->drawContext(sk_ref_sp(dstTexture->asRenderTarget()), &props));
             if (!dstDrawContext) {
                 return nullptr;
             }
-            convolve_gaussian(dstDrawContext, clip, srcRect,
+            convolve_gaussian(dstDrawContext.get(), clip, srcRect,
                               srcTexture, Gr1DKernelEffect::kX_Direction, radiusX, sigmaX,
                               srcBounds, srcOffset);
             srcDrawContext.swap(dstDrawContext);
             srcTexture = dstTexture;
             srcRect.offsetTo(0, 0);
             SkTSwap(dstTexture, tempTexture);
             localSrcBounds = srcRect;
             srcOffset.set(0, 0);
         }
 
         if (sigmaY > 0.0f) {
             if (scaleFactorY > 1 || sigmaX > 0.0f) {
                 // TODO: if we pass in the source draw context we don't need this here
                 if (!srcDrawContext) {
-                    srcDrawContext.reset(context->drawContext(srcTexture->asRenderTarget()));
+                    srcDrawContext = context->drawContext(sk_ref_sp(srcTexture->asRenderTarget()));
                     if (!srcDrawContext) {
                         return nullptr;
                     }
                 }
 
                 // Clear out a radius below the srcRect to prevent the Y
                 // convolution from reading garbage.
                 clearRect = SkIRect::MakeXYWH(srcIRect.fLeft, srcIRect.fBottom,
                                               srcIRect.width(), radiusY);
                 srcDrawContext->clear(&clearRect, 0x0, false);
             }
 
-            SkAutoTUnref<GrDrawContext> dstDrawContext(
-                context->drawContext(dstTexture->asRenderTarget(), &props));
+            sk_sp<GrDrawContext> dstDrawContext(
+                context->drawContext(sk_ref_sp(dstTexture->asRenderTarget()), &props));
             if (!dstDrawContext) {
                 return nullptr;
             }
-            convolve_gaussian(dstDrawContext, clip, srcRect,
+            convolve_gaussian(dstDrawContext.get(), clip, srcRect,
                               srcTexture, Gr1DKernelEffect::kY_Direction, radiusY, sigmaY,
                               srcBounds, srcOffset);
 
             srcDrawContext.swap(dstDrawContext);
             srcTexture = dstTexture;
             srcRect.offsetTo(0, 0);
             SkTSwap(dstTexture, tempTexture);
         }
     }
     const SkIRect srcIRect = srcRect.roundOut();
@@ skipping 15 matching lines @@
         GrPaint paint;
         paint.setGammaCorrect(gammaCorrect);
         // FIXME:  this should be mitchell, not bilinear.
         GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::kBilerp_FilterMode);
         paint.addColorTextureProcessor(srcTexture, matrix, params);
         paint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
 
         SkRect dstRect(srcRect);
         scale_rect(&dstRect, (float) scaleFactorX, (float) scaleFactorY);
 
-        SkAutoTUnref<GrDrawContext> dstDrawContext(
-                                context->drawContext(dstTexture->asRenderTarget()));
+        sk_sp<GrDrawContext> dstDrawContext(
+                                context->drawContext(sk_ref_sp(dstTexture->asRenderTarget())));
         if (!dstDrawContext) {
             return nullptr;
         }
         dstDrawContext->fillRectToRect(clip, paint, SkMatrix::I(), dstRect, srcRect);
 
         srcDrawContext.swap(dstDrawContext);
         srcRect = dstRect;
         srcTexture = dstTexture;
         SkTSwap(dstTexture, tempTexture);
     }
 
     return SkRef(srcTexture);
 }
 #endif
 
 }