DDL-ify GrRectBlurEffect

This allows the upload of the blur profile to be delayed until the draw is actually executed.

Change-Id: I10a7e8fb0edc90ef509c418552740a867f1f3df2
Reviewed-on: https://skia-review.googlesource.com/107354
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>

1 files changed, 16 insertions, 8 deletions

diff --git a/src/gpu/effects/GrRectBlurEffect.h b/src/gpu/effects/GrRectBlurEffect.h
index 91177072a1..b6b8a029f1 100644
--- a/src/gpu/effects/GrRectBlurEffect.h
+++ b/src/gpu/effects/GrRectBlurEffect.h
@@ -32,16 +32,24 @@ public:
         sk_sp<GrTextureProxy> blurProfile(
                 proxyProvider->findOrCreateProxyByUniqueKey(key, kTopLeft_GrSurfaceOrigin));
         if (!blurProfile) {
-            GrSurfaceDesc texDesc;
-            texDesc.fOrigin = kTopLeft_GrSurfaceOrigin;
-            texDesc.fWidth = profileSize;
-            texDesc.fHeight = 1;
-            texDesc.fConfig = kAlpha_8_GrPixelConfig;
+            SkImageInfo ii = SkImageInfo::MakeA8(profileSize, 1);
 
-            std::unique_ptr<uint8_t[]> profile(SkBlurMask::ComputeBlurProfile(sigma));
+            SkBitmap bitmap;
+            if (!bitmap.tryAllocPixels(ii)) {
+                return nullptr;
+            }
+
+            SkBlurMask::ComputeBlurProfile(bitmap.getAddr8(0, 0), profileSize, sigma);
+            bitmap.setImmutable();
+
+            sk_sp<SkImage> image = SkImage::MakeFromBitmap(bitmap);
+            if (!image) {
+                return nullptr;
+            }
 
-            blurProfile =
-                    proxyProvider->createTextureProxy(texDesc, SkBudgeted::kYes, profile.get(), 0);
+            blurProfile = proxyProvider->createTextureProxy(std::move(image), kNone_GrSurfaceFlags,
+                                                            kTopLeft_GrSurfaceOrigin, 1,
+                                                            SkBudgeted::kYes, SkBackingFit::kExact);
             if (!blurProfile) {
                 return nullptr;
             }