Add SkSurface_Gpu::MakeWrappedRenderTarget method

This is pulled out of https://skia-review.googlesource.com/c/skia/+/101480 (Implement GPU/OpList DDLs)

Change-Id: I12b1ac346c7c1fa10f2120bc92bee63c93fc2249
Reviewed-on: https://skia-review.googlesource.com/102101
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>

24 files changed, 68 insertions, 37 deletions

diff --git a/gm/texdata.cpp b/gm/texdata.cpp
index b4193a3423..1f7d107a30 100644
--- a/gm/texdata.cpp
+++ b/gm/texdata.cpp
@@ -100,7 +100,7 @@ DEF_SIMPLE_GM_BG(texdata, canvas, 2 * S, 2 * S, SK_ColorBLACK) {
         }
 
         sk_sp<GrSurfaceContext> tContext = context->contextPriv().makeWrappedSurfaceContext(
-                std::move(proxy), nullptr);
+                                                                                  std::move(proxy));
 
         if (!tContext) {
             return;
diff --git a/include/private/SkDeferredDisplayList.h b/include/private/SkDeferredDisplayList.h
index b53390d174..392a952a1d 100644
--- a/include/private/SkDeferredDisplayList.h
+++ b/include/private/SkDeferredDisplayList.h
@@ -32,7 +32,7 @@ public:
     }
 
     // TODO: remove this. It is just scaffolding to get something up & running
-    bool draw(SkSurface*);
+    bool draw(SkSurface*) const;
 
 private:
     const SkSurfaceCharacterization fCharacterization;
diff --git a/src/core/SkDeferredDisplayListRecorder.cpp b/src/core/SkDeferredDisplayListRecorder.cpp
index ee168c9aaa..3f703733bc 100644
--- a/src/core/SkDeferredDisplayListRecorder.cpp
+++ b/src/core/SkDeferredDisplayListRecorder.cpp
@@ -79,7 +79,7 @@ std::unique_ptr<SkDeferredDisplayList> SkDeferredDisplayListRecorder::detach() {
 
 // Placeholder. Ultimately, the SkSurface_Gpu will pass the wrapped opLists to its
 // renderTargetContext.
-bool SkDeferredDisplayList::draw(SkSurface* surface) {
+bool SkDeferredDisplayList::draw(SkSurface* surface) const {
     surface->getCanvas()->drawImage(fImage.get(), 0, 0);
     return true;
 }
diff --git a/src/core/SkSpecialImage.cpp b/src/core/SkSpecialImage.cpp
index 771950aa73..56ec66a191 100644
--- a/src/core/SkSpecialImage.cpp
+++ b/src/core/SkSpecialImage.cpp
@@ -411,7 +411,7 @@ public:
         }
 
         sk_sp<GrSurfaceContext> sContext = fContext->contextPriv().makeWrappedSurfaceContext(
-                                                                          fTextureProxy, nullptr);
+                                                                                fTextureProxy);
         if (!sContext) {
             return false;
         }
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index 66cc8b8f6e..0d7705dea3 100644
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -25,7 +25,9 @@
 #include "GrTexture.h"
 #include "GrTextureContext.h"
 #include "GrTracing.h"
+
 #include "SkConvertPixels.h"
+#include "SkDeferredDisplayList.h"
 #include "SkGr.h"
 #include "SkJSONWriter.h"
 #include "SkMakeUnique.h"
@@ -263,6 +265,13 @@ bool GrContext::init(const GrContextOptions& options) {
         prcOptions.fGpuPathRenderers &= ~GpuPathRenderers::kSmall;
     }
 
+    if (!fResourceCache) {
+        // DDL TODO: remove this crippling of the path renderer chain
+        // Disable the small path renderer bc of the proxies in the atlas. They need to be
+        // unified when the opLists are added back to the destination drawing manager.
+        prcOptions.fGpuPathRenderers &= ~GpuPathRenderers::kSmall;
+    }
+
     GrAtlasTextContext::Options atlasTextContextOptions;
     atlasTextContextOptions.fMaxDistanceFieldFontSize = options.fGlyphsAsPathsFontSize;
     atlasTextContextOptions.fMinDistanceFieldFontSize = options.fMinDistanceFieldFontSize;
@@ -800,14 +809,16 @@ void GrContextPriv::flushSurfaceIO(GrSurfaceProxy* proxy) {
 ////////////////////////////////////////////////////////////////////////////////
 
 sk_sp<GrSurfaceContext> GrContextPriv::makeWrappedSurfaceContext(sk_sp<GrSurfaceProxy> proxy,
-                                                                 sk_sp<SkColorSpace> colorSpace) {
+                                                                 sk_sp<SkColorSpace> colorSpace,
+                                                                 const SkSurfaceProps* props) {
     ASSERT_SINGLE_OWNER_PRIV
 
     if (proxy->asRenderTargetProxy()) {
         return this->drawingManager()->makeRenderTargetContext(std::move(proxy),
-                                                               std::move(colorSpace), nullptr);
+                                                               std::move(colorSpace), props);
     } else {
         SkASSERT(proxy->asTextureProxy());
+        SkASSERT(!props);
         return this->drawingManager()->makeTextureContext(std::move(proxy), std::move(colorSpace));
     }
 }
@@ -828,7 +839,7 @@ sk_sp<GrSurfaceContext> GrContextPriv::makeDeferredSurfaceContext(const GrSurfac
         return nullptr;
     }
 
-    return this->makeWrappedSurfaceContext(std::move(proxy), nullptr);
+    return this->makeWrappedSurfaceContext(std::move(proxy));
 }
 
 sk_sp<GrTextureContext> GrContextPriv::makeBackendTextureContext(const GrBackendTexture& tex,
@@ -903,7 +914,6 @@ void GrContextPriv::addOnFlushCallbackObject(GrOnFlushCallbackObject* onFlushCBO
     fContext->fDrawingManager->addOnFlushCallbackObject(onFlushCBObject);
 }
 
-
 static inline GrPixelConfig GrPixelConfigFallback(GrPixelConfig config) {
     switch (config) {
         case kAlpha_8_GrPixelConfig:
diff --git a/src/gpu/GrContextPriv.h b/src/gpu/GrContextPriv.h
index 2ce3947658..cf74e70fd6 100644
--- a/src/gpu/GrContextPriv.h
+++ b/src/gpu/GrContextPriv.h
@@ -29,7 +29,9 @@ public:
 
     GrDrawingManager* drawingManager() { return fContext->fDrawingManager.get(); }
 
-    sk_sp<GrSurfaceContext> makeWrappedSurfaceContext(sk_sp<GrSurfaceProxy>, sk_sp<SkColorSpace>);
+    sk_sp<GrSurfaceContext> makeWrappedSurfaceContext(sk_sp<GrSurfaceProxy>,
+                                                      sk_sp<SkColorSpace> = nullptr,
+                                                      const SkSurfaceProps* = nullptr);
 
     sk_sp<GrSurfaceContext> makeDeferredSurfaceContext(const GrSurfaceDesc&,
                                                        GrMipMapped,
diff --git a/src/gpu/GrProxyProvider.cpp b/src/gpu/GrProxyProvider.cpp
index 5bb58af36f..604dd1bb32 100644
--- a/src/gpu/GrProxyProvider.cpp
+++ b/src/gpu/GrProxyProvider.cpp
@@ -54,7 +54,7 @@ bool GrProxyProvider::assignUniqueKeyToProxy(const GrUniqueKey& key, GrTexturePr
     // If there is already a GrResource with this key then the caller has violated the normal
     // usage pattern of uniquely keyed resources (e.g., they have created one w/o first seeing
     // if it already existed in the cache).
-    SkASSERT(!fResourceCache->findAndRefUniqueResource(key));
+    SkASSERT(!fResourceCache || !fResourceCache->findAndRefUniqueResource(key));
 
     // Uncached resources can never have a unique key, unless they're wrapped resources. Wrapped
     // resources are a special case: the unique keys give us a weak ref so that we can reuse the
@@ -133,6 +133,10 @@ sk_sp<GrTextureProxy> GrProxyProvider::findOrCreateProxyByUniqueKey(const GrUniq
         return result;
     }
 
+    if (!fResourceCache) {
+        return nullptr;
+    }
+
     GrGpuResource* resource = fResourceCache->findAndRefUniqueResource(key);
     if (!resource) {
         return nullptr;
diff --git a/src/gpu/GrResourceProvider.cpp b/src/gpu/GrResourceProvider.cpp
index 33773a8060..9cf4e6c3e7 100644
--- a/src/gpu/GrResourceProvider.cpp
+++ b/src/gpu/GrResourceProvider.cpp
@@ -140,8 +140,8 @@ sk_sp<GrTexture> GrResourceProvider::createTexture(const GrSurfaceDesc& desc,
                                                                              SkBackingFit::kExact,
                                                                              budgeted);
         if (proxy) {
-            sk_sp<GrSurfaceContext> sContext =
-                       context->contextPriv().makeWrappedSurfaceContext(std::move(proxy), nullptr);
+            sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
+                                                                                std::move(proxy));
             if (sContext) {
                 if (sContext->writePixels(srcInfo, mipLevel.fPixels, mipLevel.fRowBytes, 0, 0)) {
                     return sk_ref_sp(sContext->asTextureProxy()->priv().peekTexture());
diff --git a/src/gpu/SkGr.cpp b/src/gpu/SkGr.cpp
index 2c262d8417..976339b96f 100644
--- a/src/gpu/SkGr.cpp
+++ b/src/gpu/SkGr.cpp
@@ -177,7 +177,7 @@ sk_sp<GrTextureProxy> GrCopyBaseMipMapToTextureProxy(GrContext* ctx, GrTexturePr
     }
 
     // Copy the base layer to our proxy
-    sk_sp<GrSurfaceContext> sContext = ctx->contextPriv().makeWrappedSurfaceContext(proxy, nullptr);
+    sk_sp<GrSurfaceContext> sContext = ctx->contextPriv().makeWrappedSurfaceContext(proxy);
     SkASSERT(sContext);
     SkAssertResult(sContext->copy(baseProxy));
 
diff --git a/src/gpu/effects/GrTextureStripAtlas.cpp b/src/gpu/effects/GrTextureStripAtlas.cpp
index ab02b6d6bb..f5697c9442 100644
--- a/src/gpu/effects/GrTextureStripAtlas.cpp
+++ b/src/gpu/effects/GrTextureStripAtlas.cpp
@@ -231,8 +231,7 @@ void GrTextureStripAtlas::lockTexture() {
         fKeyTable.rewind();
     }
     SkASSERT(proxy);
-    fTexContext = fDesc.fContext->contextPriv().makeWrappedSurfaceContext(std::move(proxy),
-                                                                          nullptr);
+    fTexContext = fDesc.fContext->contextPriv().makeWrappedSurfaceContext(std::move(proxy));
 }
 
 void GrTextureStripAtlas::unlockTexture() {
diff --git a/src/gpu/text/GrAtlasGlyphCache.cpp b/src/gpu/text/GrAtlasGlyphCache.cpp
index edc751ec95..c36ad8798d 100644
--- a/src/gpu/text/GrAtlasGlyphCache.cpp
+++ b/src/gpu/text/GrAtlasGlyphCache.cpp
@@ -144,8 +144,7 @@ static bool save_pixels(GrContext* context, GrSurfaceProxy* sProxy, const char*
     }
 
     sk_sp<GrSurfaceContext> sContext(context->contextPriv().makeWrappedSurfaceContext(
-                                                                            sk_ref_sp(sProxy),
-                                                                            nullptr));
+                                                                                sk_ref_sp(sProxy)));
     if (!sContext || !sContext->asTextureProxy()) {
         return false;
     }
diff --git a/src/image/SkSurface_Base.h b/src/image/SkSurface_Base.h
index b71d4c7043..cce3dc0a88 100644
--- a/src/image/SkSurface_Base.h
+++ b/src/image/SkSurface_Base.h
@@ -95,7 +95,7 @@ public:
     }
 
     virtual bool onCharacterize(SkSurfaceCharacterization*) const { return false; }
-    virtual bool onDraw(SkDeferredDisplayList*) { return false; }
+    virtual bool onDraw(const SkDeferredDisplayList*) { return false; }
 
     inline SkCanvas* getCachedCanvas();
     inline sk_sp<SkImage> refCachedImage();
diff --git a/src/image/SkSurface_Gpu.cpp b/src/image/SkSurface_Gpu.cpp
index 3746d097c8..ab2a64f707 100644
--- a/src/image/SkSurface_Gpu.cpp
+++ b/src/image/SkSurface_Gpu.cpp
@@ -195,14 +195,14 @@ bool SkSurface_Gpu::isCompatible(const SkSurfaceCharacterization& data) const {
            data.surfaceProps() == rtc->surfaceProps();
 }
 
-bool SkSurface_Gpu::onDraw(SkDeferredDisplayList* dl) {
-    if (!this->isCompatible(dl->characterization())) {
+bool SkSurface_Gpu::onDraw(const SkDeferredDisplayList* ddl) {
+    if (!this->isCompatible(ddl->characterization())) {
         return false;
     }
 
     // Ultimately need to pass opLists from the DeferredDisplayList on to the
     // SkGpuDevice's renderTargetContext.
-    return dl->draw(this);
+    return ddl->draw(this);
 }
 
 
@@ -264,6 +264,23 @@ sk_sp<SkSurface> SkSurface::MakeRenderTarget(GrContext* ctx, SkBudgeted budgeted
     return sk_make_sp<SkSurface_Gpu>(std::move(device));
 }
 
+sk_sp<SkSurface> SkSurface_Gpu::MakeWrappedRenderTarget(GrContext* context,
+                                                        sk_sp<GrRenderTargetContext> rtc) {
+    if (!context) {
+        return nullptr;
+    }
+
+    sk_sp<SkGpuDevice> device(SkGpuDevice::Make(context, std::move(rtc),
+                                                rtc->width(), rtc->height(),
+                                                SkGpuDevice::kUninit_InitContents));
+    if (!device) {
+        return nullptr;
+    }
+
+    return sk_make_sp<SkSurface_Gpu>(std::move(device));
+}
+
+
 sk_sp<SkSurface> SkSurface::MakeFromBackendTexture(GrContext* context, const GrBackendTexture& tex,
                                                    GrSurfaceOrigin origin, int sampleCnt,
                                                    sk_sp<SkColorSpace> colorSpace,
diff --git a/src/image/SkSurface_Gpu.h b/src/image/SkSurface_Gpu.h
index cb21771aa9..134eef23da 100644
--- a/src/image/SkSurface_Gpu.h
+++ b/src/image/SkSurface_Gpu.h
@@ -19,6 +19,9 @@ public:
     SkSurface_Gpu(sk_sp<SkGpuDevice>);
     ~SkSurface_Gpu() override;
 
+    // This is an internal-only factory
+    static sk_sp<SkSurface> MakeWrappedRenderTarget(GrContext*, sk_sp<GrRenderTargetContext>);
+
     GrBackendObject onGetTextureHandle(BackendHandleAccess) override;
     bool onGetRenderTargetHandle(GrBackendObject*, BackendHandleAccess) override;
     SkCanvas* onNewCanvas() override;
@@ -31,7 +34,7 @@ public:
     bool onWait(int numSemaphores, const GrBackendSemaphore* waitSemaphores) override;
     bool onCharacterize(SkSurfaceCharacterization*) const override;
     bool isCompatible(const SkSurfaceCharacterization&) const;
-    bool onDraw(SkDeferredDisplayList*) override;
+    bool onDraw(const SkDeferredDisplayList*) override;
 
     SkGpuDevice* getDevice() { return fDevice.get(); }
 
diff --git a/tests/CopySurfaceTest.cpp b/tests/CopySurfaceTest.cpp
index 1c31bbf485..b8ccb1f26b 100644
--- a/tests/CopySurfaceTest.cpp
+++ b/tests/CopySurfaceTest.cpp
@@ -86,8 +86,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(CopySurface, reporter, ctxInfo) {
                             }
 
                             sk_sp<GrSurfaceContext> dstContext =
-                                   context->contextPriv().makeWrappedSurfaceContext(std::move(dst),
-                                                                                    nullptr);
+                                   context->contextPriv().makeWrappedSurfaceContext(std::move(dst));
 
                             bool result = dstContext->copy(src.get(), srcRect, dstPoint);
 
diff --git a/tests/FloatingPointTextureTest.cpp b/tests/FloatingPointTextureTest.cpp
index fe347d2ce6..fe0975d514 100644
--- a/tests/FloatingPointTextureTest.cpp
+++ b/tests/FloatingPointTextureTest.cpp
@@ -61,7 +61,7 @@ void runFPTest(skiatest::Reporter* reporter, GrContext* context,
         }
 
         sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
-                                                    std::move(fpProxy), nullptr);
+                                                                            std::move(fpProxy));
         REPORTER_ASSERT(reporter, sContext);
 
         bool result = context->contextPriv().readSurfacePixels(sContext.get(),
diff --git a/tests/GrMipMappedTest.cpp b/tests/GrMipMappedTest.cpp
index b4ce1b2422..0436bd4213 100644
--- a/tests/GrMipMappedTest.cpp
+++ b/tests/GrMipMappedTest.cpp
@@ -204,7 +204,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrBackendTextureImageMipMappedTest, reporter,
             // queued up copy) before we delete the backend texture. Thus we use readPixels here
             // just to force the synchronization.
             sk_sp<GrSurfaceContext> surfContext =
-                    context->contextPriv().makeWrappedSurfaceContext(genProxy, nullptr);
+                    context->contextPriv().makeWrappedSurfaceContext(genProxy);
 
             SkBitmap bitmap;
             bitmap.allocPixels(imageInfo);
diff --git a/tests/GrSurfaceTest.cpp b/tests/GrSurfaceTest.cpp
index d1385b826c..3e246ccd93 100644
--- a/tests/GrSurfaceTest.cpp
+++ b/tests/GrSurfaceTest.cpp
@@ -196,7 +196,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(InitialTextureClear, reporter, context_info)
                         }
 
                         auto texCtx = context->contextPriv().makeWrappedSurfaceContext(
-                                std::move(proxy), nullptr);
+                                                                                std::move(proxy));
                         SkImageInfo info = SkImageInfo::Make(
                                 kSize, kSize, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
                         memset(data.get(), 0xAB, kSize * kSize * sizeof(uint32_t));
diff --git a/tests/IntTextureTest.cpp b/tests/IntTextureTest.cpp
index 0bbb0718dc..1d133d67a0 100644
--- a/tests/IntTextureTest.cpp
+++ b/tests/IntTextureTest.cpp
@@ -86,7 +86,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(IntTexture, reporter, ctxInfo) {
             return;
         }
 
-        sContext = context->contextPriv().makeWrappedSurfaceContext(std::move(proxy), nullptr);
+        sContext = context->contextPriv().makeWrappedSurfaceContext(std::move(proxy));
         if (!sContext) {
             return;
         }
diff --git a/tests/PackedConfigsTextureTest.cpp b/tests/PackedConfigsTextureTest.cpp
index 56950ec8a5..0555fc4376 100644
--- a/tests/PackedConfigsTextureTest.cpp
+++ b/tests/PackedConfigsTextureTest.cpp
@@ -125,7 +125,7 @@ static void run_test(skiatest::Reporter* reporter, GrContext* context,
         SkASSERT(proxy);
 
         sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
-                                                                        std::move(proxy), nullptr);
+                                                                        std::move(proxy));
 
         SkAssertResult(sContext->readPixels(dstInfo, readBuffer.begin(), 0, 0, 0));
 
diff --git a/tests/ReadPixelsTest.cpp b/tests/ReadPixelsTest.cpp
index cae5e2e803..2198e673d5 100644
--- a/tests/ReadPixelsTest.cpp
+++ b/tests/ReadPixelsTest.cpp
@@ -468,7 +468,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadPixels_Texture, reporter, ctxInfo) {
                                                                             bmp.rowBytes());
 
             sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
-                                                                        std::move(proxy), nullptr);
+                                                                                std::move(proxy));
 
             test_readpixels_texture(reporter, std::move(sContext));
         }
diff --git a/tests/ReadWriteAlphaTest.cpp b/tests/ReadWriteAlphaTest.cpp
index 57739ccda6..e6c8c89e7d 100644
--- a/tests/ReadWriteAlphaTest.cpp
+++ b/tests/ReadWriteAlphaTest.cpp
@@ -68,7 +68,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
             return;
         }
         sk_sp<GrSurfaceContext> sContext(context->contextPriv().makeWrappedSurfaceContext(
-                                                                  std::move(proxy), nullptr));
+                                                                  std::move(proxy)));
 
         const SkImageInfo ii = SkImageInfo::MakeA8(X_SIZE, Y_SIZE);
         sk_sp<SkSurface> surf(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, ii));
@@ -179,7 +179,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
             }
 
             sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
-                                                                       std::move(proxy), nullptr);
+                                                                       std::move(proxy));
 
             for (auto rowBytes : kRowBytes) {
                 size_t nonZeroRowBytes = rowBytes ? rowBytes : X_SIZE;
diff --git a/tests/RectangleTextureTest.cpp b/tests/RectangleTextureTest.cpp
index 16dc940e01..8994f56127 100644
--- a/tests/RectangleTextureTest.cpp
+++ b/tests/RectangleTextureTest.cpp
@@ -143,7 +143,7 @@ DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(RectangleTexture, reporter, ctxInfo) {
                                false, "RectangleTexture-copy-from");
 
         sk_sp<GrSurfaceContext> rectContext = context->contextPriv().makeWrappedSurfaceContext(
-                                                                    std::move(rectProxy), nullptr);
+                                                                            std::move(rectProxy));
         SkASSERT(rectContext);
 
         test_read_pixels(reporter, rectContext.get(), refPixels, "RectangleTexture-read");
diff --git a/tests/VkUploadPixelsTests.cpp b/tests/VkUploadPixelsTests.cpp
index 6f79df7a87..3b3fecae7f 100644
--- a/tests/VkUploadPixelsTests.cpp
+++ b/tests/VkUploadPixelsTests.cpp
@@ -78,8 +78,7 @@ void basic_texture_test(skiatest::Reporter* reporter, GrContext* context, GrPixe
                                                                     srcBuffer, 0);
     REPORTER_ASSERT(reporter, proxy);
     if (proxy) {
-        sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
-                                                                                proxy, nullptr);
+        sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(proxy);
 
         SkImageInfo dstInfo = SkImageInfo::Make(kWidth, kHeight, ct, kOpaque_SkAlphaType);
 
@@ -110,8 +109,7 @@ void basic_texture_test(skiatest::Reporter* reporter, GrContext* context, GrPixe
     proxy = proxyProvider->createTextureProxy(surfDesc, SkBudgeted::kNo, srcBuffer, 0);
     REPORTER_ASSERT(reporter, proxy);
     if (proxy) {
-        sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
-                                                                                proxy, nullptr);
+        sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(proxy);
 
         SkImageInfo dstInfo = SkImageInfo::Make(kWidth, kHeight, ct, kOpaque_SkAlphaType);