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

* No longer register vertex/instance attributes on base class, just counts

* Separate instance and vertex attributes and remove InputRate and offset

* Make attributes constexpr where possible

Change-Id: I1f1d5e772fa177a96d2aeb805aab7b69f35bfae6
Reviewed-on: https://skia-review.googlesource.com/132405
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Chris Dalton <csmartdalton@google.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/src/gpu/GrPathProcessor.h b/src/gpu/GrPathProcessor.h
index 72e5168a4f..6893e882dc 100644
--- a/src/gpu/GrPathProcessor.h
+++ b/src/gpu/GrPathProcessor.h
@@ -38,6 +38,18 @@ public:
     virtual bool isPathRendering() const override { return true; }
 
 private:
+    const Attribute& onVertexAttribute(int i) const final {
+        SK_ABORT("No vertex attributes");
+        static constexpr Attribute kBogus;
+        return kBogus;
+    }
+
+    const Attribute& onInstanceAttribute(int i) const final {
+        SK_ABORT("No instanced attributes");
+        static constexpr Attribute kBogus;
+        return kBogus;
+    }
+
     GrPathProcessor(GrColor, const SkMatrix& viewMatrix, const SkMatrix& localMatrix);
 
     GrColor fColor;