Revert "Revert "Change how vertex/instance attributes are handled in geometry processors.""

This reverts commit 5045e501d2aec23e5f1e4b46346033ac3202c6b0.

TBR=csmartdalton@google.com

Change-Id: Ifbf5f1d8f8ef340fdc69653e931b6d68d4bf0854
Reviewed-on: https://skia-review.googlesource.com/135862
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/src/gpu/ccpr/GrCCCoverageProcessor.h b/src/gpu/ccpr/GrCCCoverageProcessor.h
index e3ea34f8dd..89890486d3 100644
--- a/src/gpu/ccpr/GrCCCoverageProcessor.h
+++ b/src/gpu/ccpr/GrCCCoverageProcessor.h
@@ -246,6 +246,13 @@ private:
     void initGS();
     void initVS(GrResourceProvider*);
 
+    const Attribute& onVertexAttribute(int i) const override { return fVertexAttribute; }
+
+    const Attribute& onInstanceAttribute(int i) const override {
+        SkASSERT(fImpl == Impl::kVertexShader);
+        return fInstanceAttributes[i];
+    }
+
     void appendGSMesh(GrBuffer* instanceBuffer, int instanceCount, int baseInstance,
                       SkTArray<GrMesh>* out) const;
     void appendVSMesh(GrBuffer* instanceBuffer, int instanceCount, int baseInstance,
@@ -253,6 +260,8 @@ private:
 
     GrGLSLPrimitiveProcessor* createGSImpl(std::unique_ptr<Shader>) const;
     GrGLSLPrimitiveProcessor* createVSImpl(std::unique_ptr<Shader>) const;
+    // The type and meaning of this attribute depends on whether we're using VSImpl or GSImpl.
+    Attribute fVertexAttribute;
 
     const PrimitiveType fPrimitiveType;
     const Impl fImpl;
@@ -262,6 +271,7 @@ private:
     const GSSubpass fGSSubpass = GSSubpass::kHulls;
 
     // Used by VSImpl.
+    Attribute fInstanceAttributes[2];
     sk_sp<const GrBuffer> fVSVertexBuffer;
     sk_sp<const GrBuffer> fVSIndexBuffer;
     int fVSNumIndicesPerInstance;