Index: include/gpu/GrStagedProcessor.h |
diff --git a/include/gpu/GrStagedProcessor.h b/include/gpu/GrStagedProcessor.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..170283102c1902e916cc23bf84d0191ae5c711bf |
--- /dev/null |
+++ b/include/gpu/GrStagedProcessor.h |
@@ -0,0 +1,43 @@ |
+/* |
+ * Copyright 2015 Google Inc. |
+ * |
+ * Use of this source code is governed by a BSD-style license that can be |
+ * found in the LICENSE file. |
+ */ |
+ |
+#ifndef GrStagedProcessorStage_DEFINED |
+#define GrStagedProcessorStage_DEFINED |
+ |
+#include "GrFragmentProcessor.h" |
+#include "SkRefCnt.h" |
+ |
+/** |
+ * Wraps a GrFragmentProcessor, basically a copyable SkAutoTUnref |
+ * Templatized based on the ref type so backends can use the same wrapper |
+ */ |
+template<template<typename> class T> |
+class GrStagedProcessor { |
+public: |
+ explicit GrStagedProcessor(const GrFragmentProcessor* proc) : fProc(SkRef(proc)) {} |
+ |
+ GrStagedProcessor(const GrStagedProcessor& other) { fProc.reset(SkRef(other.fProc.get())); } |
+ |
+ const GrFragmentProcessor* processor() const { return fProc.get(); } |
+ |
+ bool operator==(const GrStagedProcessor& that) const { |
+ return this->processor() == that.processor(); |
+ } |
+ |
+ bool operator!=(const GrStagedProcessor& that) const { return !(*this == that); } |
+ |
+ const char* name() const { return fProc->name(); } |
+ |
+protected: |
+ GrStagedProcessor() {} |
+ |
+ T<const GrFragmentProcessor> fProc; |
+}; |
+ |
+typedef GrStagedProcessor<SkAutoTUnref> GrFragmentStage; |
+ |
+#endif |