PrecompileBasePriv.h

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/*
 * Copyright 2022 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#ifndef skgpu_graphite_PrecompileBasePriv_DEFINED
#define skgpu_graphite_PrecompileBasePriv_DEFINED
 
#include "src/gpu/graphite/Precompile.h"
 
namespace skgpu::graphite {
 
/** Class that exposes methods to PrecompileBase that are only intended for use internal to Skia.
    This class is purely a privileged window into PrecompileBase. It should never have additional
    data members or virtual methods. */
class PrecompileBasePriv {
public:
    bool isALocalMatrixShader() const {
        return fPrecompileBase->isALocalMatrixShader();
    }
 
    void addToKey(const KeyContext& keyContext,
                  PaintParamsKeyBuilder* builder,
                  PipelineDataGatherer* gatherer,
                  int desiredCombination) const {
        fPrecompileBase->addToKey(keyContext, builder, gatherer, desiredCombination);
    }
 
private:
    friend class PrecompileBase; // to construct/copy this type.
 
    explicit PrecompileBasePriv(PrecompileBase* precompileBase)
            : fPrecompileBase(precompileBase) {
    }
 
    PrecompileBasePriv& operator=(const PrecompileBasePriv&) = delete;
 
    // No taking addresses of this type.
    const PrecompileBasePriv* operator&() const;
    PrecompileBasePriv *operator&();
 
    PrecompileBase* fPrecompileBase;
};
 
inline PrecompileBasePriv PrecompileBase::priv() { return PrecompileBasePriv(this); }
 
// NOLINTNEXTLINE(readability-const-return-type)
inline const PrecompileBasePriv PrecompileBase::priv() const {
    return PrecompileBasePriv(const_cast<PrecompileBase *>(this));
}
 
} // namespace skgpu::graphite
 
#endif // skgpu_graphite_PrecompileBasePriv_DEFINED