Add unit test for SkDeferredDisplayLists

Change-Id: I015094145cb0af6cfe368c570a5d5280c11c8f28
Reviewed-on: https://skia-review.googlesource.com/78660
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>

5 files changed, 10 insertions, 9 deletions

diff --git a/src/core/SkDeferredDisplayListRecorder.cpp b/src/core/SkDeferredDisplayListRecorder.cpp
index 18e516ab31..f6981e7535 100644
--- a/src/core/SkDeferredDisplayListRecorder.cpp
+++ b/src/core/SkDeferredDisplayListRecorder.cpp
@@ -43,6 +43,7 @@ std::unique_ptr<SkDeferredDisplayList> SkDeferredDisplayListRecorder::detach() {
 
 // Placeholder. Ultimately, the SkSurface_Gpu will pass the wrapped opLists to its
 // renderTargetContext.
-void SkDeferredDisplayList::draw(SkSurface* surface) {
+bool SkDeferredDisplayList::draw(SkSurface* surface) {
     surface->getCanvas()->drawImage(fImage.get(), 0, 0);
+    return true;
 }
diff --git a/src/image/SkSurface.cpp b/src/image/SkSurface.cpp
index 04e16f6281..9cef76f236 100644
--- a/src/image/SkSurface.cpp
+++ b/src/image/SkSurface.cpp
@@ -213,7 +213,7 @@ bool SkSurface::characterize(SkSurfaceCharacterization* characterization) const
     return asSB(const_cast<SkSurface*>(this))->onCharacterize(characterization);
 }
 
-void SkSurface::draw(SkDeferredDisplayList* ddl) {
+bool SkSurface::draw(SkDeferredDisplayList* ddl) {
     return asSB(this)->onDraw(ddl);
 }
 
diff --git a/src/image/SkSurface_Base.h b/src/image/SkSurface_Base.h
index e05d371cd8..b71d4c7043 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 void onDraw(SkDeferredDisplayList*) { }
+    virtual bool onDraw(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 605f229023..dc1f308512 100644
--- a/src/image/SkSurface_Gpu.cpp
+++ b/src/image/SkSurface_Gpu.cpp
@@ -165,7 +165,7 @@ bool SkSurface_Gpu::onCharacterize(SkSurfaceCharacterization* data) const {
     GrContext* ctx = fDevice->context();
 
     data->set(ctx->threadSafeProxy(), rtc->origin(), rtc->width(), rtc->height(),
-              rtc->colorSpaceInfo().config(), rtc->numColorSamples(),
+              rtc->colorSpaceInfo().config(), rtc->fsaaType(), rtc->numStencilSamples(),
               rtc->colorSpaceInfo().refColorSpace(), this->props());
 
     return true;
@@ -178,19 +178,19 @@ bool SkSurface_Gpu::isCompatible(const SkSurfaceCharacterization& data) const {
     return data.contextInfo() && data.contextInfo()->matches(ctx) &&
            data.origin() == rtc->origin() && data.width() == rtc->width() &&
            data.height() == rtc->height() && data.config() == rtc->colorSpaceInfo().config() &&
-           data.sampleCount() == rtc->numColorSamples() &&
+           data.fsaaType() == rtc->fsaaType() && data.stencilCount() == rtc->numStencilSamples() &&
            SkColorSpace::Equals(data.colorSpace(), rtc->colorSpaceInfo().colorSpace()) &&
            data.surfaceProps() == rtc->surfaceProps();
 }
 
-void SkSurface_Gpu::onDraw(SkDeferredDisplayList* dl) {
+bool SkSurface_Gpu::onDraw(SkDeferredDisplayList* dl) {
     if (!this->isCompatible(dl->characterization())) {
-        return;
+        return false;
     }
 
     // Ultimately need to pass opLists from the DeferredDisplayList on to the
     // SkGpuDevice's renderTargetContext.
-    dl->draw(this);
+    return dl->draw(this);
 }
 
 
diff --git a/src/image/SkSurface_Gpu.h b/src/image/SkSurface_Gpu.h
index c95966370c..cb21771aa9 100644
--- a/src/image/SkSurface_Gpu.h
+++ b/src/image/SkSurface_Gpu.h
@@ -31,7 +31,7 @@ public:
     bool onWait(int numSemaphores, const GrBackendSemaphore* waitSemaphores) override;
     bool onCharacterize(SkSurfaceCharacterization*) const override;
     bool isCompatible(const SkSurfaceCharacterization&) const;
-    void onDraw(SkDeferredDisplayList*) override;
+    bool onDraw(SkDeferredDisplayList*) override;
 
     SkGpuDevice* getDevice() { return fDevice.get(); }