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- /*
- * Copyright 2018 Google LLC
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #ifndef GrSkSLFPFactoryCache_DEFINED
- #define GrSkSLFPFactoryCache_DEFINED
- #include "include/core/SkRefCnt.h"
- #include <vector>
- class GrSkSLFPFactory;
- // This is a cache used by GrSkSLFP to retain GrSkSLFPFactory instances, so we don't have to
- // re-process the SkSL source code every time we create a GrSkSLFP instance.
- // For thread safety, it is important that GrSkSLFP only interact with the cache from methods that
- // are only called from within the rendering thread, like onCreateGLSLInstance and
- // onGetGLSLProcessorKey.
- class GrSkSLFPFactoryCache : public SkNVRefCnt<GrSkSLFPFactoryCache> {
- public:
- // Returns a factory by its numeric index, or null if no such factory exists. Indices are
- // allocated by GrSkSLFP::NewIndex().
- sk_sp<GrSkSLFPFactory> get(int index);
- // Stores a new factory with the given index.
- void set(int index, sk_sp<GrSkSLFPFactory> factory);
- ~GrSkSLFPFactoryCache();
- private:
- std::vector<GrSkSLFPFactory*> fFactories;
- };
- #endif
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