Move ReleaseProc info to GrTexture and for implementations to define it.

Bug: skia:
Change-Id: I0dbe421ebd17ef7d21fd2f4f027d2a3bdcf04b7b
Reviewed-on: https://skia-review.googlesource.com/14031
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/src/gpu/gl/GrGLTexture.h b/src/gpu/gl/GrGLTexture.h
index 16b47f1f07..7ba8058fc8 100644
--- a/src/gpu/gl/GrGLTexture.h
+++ b/src/gpu/gl/GrGLTexture.h
@@ -36,10 +36,20 @@ public:
     GrGLTexture(GrGLGpu*, SkBudgeted, const GrSurfaceDesc&, const IDDesc&,
                 bool wasMipMapDataProvided);
 
+    ~GrGLTexture() override {
+        // check that invokeReleaseProc has been called (if needed)
+        SkASSERT(!fReleaseProc);
+    }
+
     GrBackendObject getTextureHandle() const override;
 
     void textureParamsModified() override { fTexParams.invalidate(); }
 
+    void setRelease(ReleaseProc proc, ReleaseCtx ctx) override {
+        fReleaseProc = proc;
+        fReleaseCtx = ctx;
+    }
+
     // These functions are used to track the texture parameters associated with the texture.
     const TexParams& getCachedTexParams(GrGpu::ResetTimestamp* timestamp) const {
         *timestamp = fTexParamsTimestamp;
@@ -74,6 +84,13 @@ protected:
     std::unique_ptr<GrExternalTextureData> detachBackendTexture() override;
 
 private:
+    void invokeReleaseProc() {
+        if (fReleaseProc) {
+            fReleaseProc(fReleaseCtx);
+            fReleaseProc = nullptr;
+        }
+    }
+
     TexParams                       fTexParams;
     GrGpu::ResetTimestamp           fTexParamsTimestamp;
     // Holds the texture target and ID. A pointer to this may be shared to external clients for
@@ -81,6 +98,9 @@ private:
     GrGLTextureInfo                 fInfo;
     GrBackendObjectOwnership        fTextureIDOwnership;
 
+    ReleaseProc                     fReleaseProc = nullptr;
+    ReleaseCtx                      fReleaseCtx = nullptr;
+
     typedef GrTexture INHERITED;
 };