[graphite] Add isGaneshBacked and isGraphiteBacked

Bug: skia:12845
Change-Id: Ib0b87966b1559b368759ce69c48f0fd27597503a
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/514836
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>

experimental/graphite/src/Image_Graphite.cpp

@@ -43,7 +43,7 @@ sk_sp<SkImage> SkImage::makeTextureImage(skgpu::Recorder* recorder,
         mipmapped = skgpu::Mipmapped::kNo;
     }
 
-    if (this->isTextureBacked()) {
+    if (as_IB(this)->isGraphiteBacked()) {
         if (mipmapped == skgpu::Mipmapped::kNo || this->hasMipmaps()) {
             const SkImage* image = this;
             return sk_ref_sp(const_cast<SkImage*>(image));

experimental/graphite/src/Image_Graphite.h

@@ -29,6 +29,8 @@ public:
 
     bool onHasMipmaps() const override { return false; }
 
+    bool isGraphiteBacked() const override { return true; }
+
     bool getROPixels(GrDirectContext*,
                      SkBitmap*,
                      CachingHint = kAllow_CachingHint) const override { return false; }

include/core/SkImage.h

@@ -731,7 +731,7 @@ public:
     */
     bool peekPixels(SkPixmap* pixmap) const;
 
-    /** Returns true the contents of SkImage was created on or uploaded to GPU memory,
+    /** Returns true if the contents of SkImage was created on or uploaded to GPU memory,
         and is available as a GPU texture.
 
         @return  true if SkImage is a GPU texture

src/image/SkImage.cpp

@@ -216,7 +216,9 @@ sk_sp<SkImage> SkImage::makeSubset(const SkIRect& subset, GrDirectContext* direc
 
 #if SK_SUPPORT_GPU
 
-bool SkImage::isTextureBacked() const { return as_IB(this)->onIsTextureBacked(); }
+bool SkImage::isTextureBacked() const {
+    return as_IB(this)->isGaneshBacked() || as_IB(this)->isGraphiteBacked();
+}
 
 size_t SkImage::textureSize() const { return as_IB(this)->onTextureSize(); }
 

src/image/SkImage_Base.h

@@ -153,8 +153,11 @@ public:
     // True for picture-backed and codec-backed
     virtual bool onIsLazyGenerated() const { return false; }
 
-    // True for images instantiated in GPU memory
-    virtual bool onIsTextureBacked() const { return false; }
+    // True for images instantiated by Ganesh in GPU memory
+    virtual bool isGaneshBacked() const { return false; }
+
+    // True for images instantiated by Graphite in GPU memory
+    virtual bool isGraphiteBacked() const { return false; }
 
     // Amount of texture memory used by texture-backed images.
     virtual size_t onTextureSize() const { return 0; }

src/image/SkImage_Gpu.cpp

@@ -540,12 +540,12 @@ sk_sp<SkImage> SkImage::makeTextureImage(GrDirectContext* dContext,
         mipmapped = GrMipmapped::kNo;
     }
 
-    if (this->isTextureBacked()) {
+    if (as_IB(this)->isGaneshBacked()) {
         if (!as_IB(this)->context()->priv().matches(dContext)) {
             return nullptr;
         }
 
-        if (this->isTextureBacked() && (mipmapped == GrMipmapped::kNo || this->hasMipmaps())) {
+        if (mipmapped == GrMipmapped::kNo || this->hasMipmaps()) {
             return sk_ref_sp(const_cast<SkImage*>(this));
         }
     }

src/image/SkImage_Gpu.h

@@ -46,7 +46,7 @@ public:
     GrBackendTexture onGetBackendTexture(bool flushPendingGrContextIO,
                                          GrSurfaceOrigin* origin) const final;
 
-    bool onIsTextureBacked() const override { return true; }
+    bool isGaneshBacked() const override { return true; }
 
     size_t onTextureSize() const override;
 

src/image/SkImage_GpuYUVA.h

@@ -32,7 +32,7 @@ public:
 
     GrSemaphoresSubmitted onFlush(GrDirectContext*, const GrFlushInfo&) const override;
 
-    bool onIsTextureBacked() const override { return true; }
+    bool isGaneshBacked() const override { return true; }
 
     size_t onTextureSize() const override;
 

tools/gpu/ProxyUtils.cpp

@@ -29,7 +29,7 @@
 namespace sk_gpu_test {
 
 GrTextureProxy* GetTextureImageProxy(SkImage* image, GrRecordingContext* rContext) {
-    if (!image->isTextureBacked() || as_IB(image)->isYUVA()) {
+    if (!as_IB(image)->isGaneshBacked() || as_IB(image)->isYUVA()) {
         return nullptr;
     }
     if (!rContext) {