Move GrBackendRenderTarget over to new system of getting backed infos

Bug: skia:
Change-Id: I3927390894715e8424b3d0240dad3ee6cd03dc38
Reviewed-on: https://skia-review.googlesource.com/120181
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>

1 files changed, 35 insertions, 9 deletions

diff --git a/include/gpu/GrBackendSurface.h b/include/gpu/GrBackendSurface.h
index f0bbab5689..2fe33096f3 100644
--- a/include/gpu/GrBackendSurface.h
+++ b/include/gpu/GrBackendSurface.h
@@ -155,11 +155,13 @@ public:
     bool getGLTextureInfo(GrGLTextureInfo*) const;
 
 #ifdef SK_VULKAN
-    // If the backend API is Vulkan, copies a snapshot of the GrGLImageInfo struct into the passed
+    // If the backend API is Vulkan, copies a snapshot of the GrVkImageInfo struct into the passed
     // in pointer and returns true. This snapshot will set the fImageLayout to the current layout
     // state. Otherwise returns false if the backend API is not Vulkan.
     bool getVkImageInfo(GrVkImageInfo*) const;
 
+    // Anytime the client changes the VkImageLayout of the VkImage captured by this
+    // GrBackendTexture, they must call this function to notify Skia of the changed layout.
     void setVkImageLayout(VkImageLayout);
 #endif
 
@@ -263,23 +265,35 @@ public:
                           int stencilBits,
                           const GrMockRenderTargetInfo& mockInfo);
 
+    ~GrBackendRenderTarget();
+
+    GrBackendRenderTarget(const GrBackendRenderTarget& that);
+    GrBackendRenderTarget& operator=(const GrBackendRenderTarget&);
+
     int width() const { return fWidth; }
     int height() const { return fHeight; }
     int sampleCnt() const { return fSampleCnt; }
     int stencilBits() const { return fStencilBits; }
     GrBackend backend() const {return fBackend; }
 
-    // If the backend API is GL, this returns a pointer to the GrGLFramebufferInfo struct. Otherwise
-    // it returns nullptr.
-    const GrGLFramebufferInfo* getGLFramebufferInfo() const;
+    // If the backend API is GL, copies a snapshot of the GrGLFramebufferInfo struct into the passed
+    // in pointer and returns true. Otherwise returns false if the backend API is not GL.
+    bool getGLFramebufferInfo(GrGLFramebufferInfo*) const;
 
 #ifdef SK_VULKAN
-    // If the backend API is Vulkan, this returns a pointer to the GrVkImageInfo struct. Otherwise
-    // it returns nullptr
-    const GrVkImageInfo* getVkImageInfo() const;
+    // If the backend API is Vulkan, copies a snapshot of the GrVkImageInfo struct into the passed
+    // in pointer and returns true. This snapshot will set the fImageLayout to the current layout
+    // state. Otherwise returns false if the backend API is not Vulkan.
+    bool getVkImageInfo(GrVkImageInfo*) const;
+
+    // Anytime the client changes the VkImageLayout of the VkImage captured by this
+    // GrBackendRenderTarget, they must call this function to notify Skia of the changed layout.
+    void setVkImageLayout(VkImageLayout);
 #endif
 
-    const GrMockRenderTargetInfo* getMockRenderTargetInfo() const;
+    // If the backend API is Mock, copies a snapshot of the GrMockTextureInfo struct into the passed
+    // in pointer and returns true. Otherwise returns false if the backend API is not Mock.
+    bool getMockRenderTargetInfo(GrMockRenderTargetInfo*) const;
 
     // Returns true if the backend texture has been initialized.
     bool isValid() const { return fIsValid; }
@@ -301,6 +315,18 @@ private:
     friend class GrVkGpu;
     GrPixelConfig config() const { return fConfig; }
 
+#ifdef SK_VULKAN
+   // Requires friending of GrVkGpu (done above already)
+   sk_sp<GrVkImageLayout> getGrVkImageLayout() const;
+
+   friend class GrVkRenderTarget;
+   GrBackendRenderTarget(int width, int height, int sampleCnt, const GrVkImageInfo& vkInfo,
+                         sk_sp<GrVkImageLayout> layout);
+#endif
+
+    // Free and release and resources being held by the GrBackendTexture.
+    void cleanup();
+
     bool fIsValid;
     int fWidth;         //<! width in pixels
     int fHeight;        //<! height in pixels
@@ -314,7 +340,7 @@ private:
     union {
         GrGLFramebufferInfo fGLInfo;
 #ifdef SK_VULKAN
-        GrVkImageInfo   fVkInfo;
+        GrVkBackendSurfaceInfo fVkInfo;
 #endif
         GrMockRenderTargetInfo fMockInfo;
     };