mirror of https://github.com/alibaba/MNN.git
				
				
				
			
		
			
				
	
	
		
			84 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
//
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//  GeometryComputer.hpp
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//  MNN
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//
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//  Created by MNN on 2020/04/01.
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//  Copyright © 2018, Alibaba Group Holding Limited
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//
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#ifndef GeometryComputer_hpp
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#define GeometryComputer_hpp
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#include <map>
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#include <vector>
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#include "MNN_generated.h"
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#include "core/Command.hpp"
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#include "core/TensorUtils.hpp"
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#include "core/Backend.hpp"
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namespace MNN {
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class GeometryComputer {
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public:
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    virtual ~GeometryComputer() {
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        // Do nothing
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    }
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    class MNN_PUBLIC Context {
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    public:
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        Context(std::shared_ptr<Backend> allocBackend, bool permitVirtual = true, MNNForwardType = MNN_FORWARD_CPU);
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        ~Context();
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        void clear();
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        void setBackend(Backend* backend);
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        void getRasterCacheCreateRecurrse(Tensor* src, CommandBuffer& cmd);
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        // If has cache, return. Otherwise create cache
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        const std::vector<std::shared_ptr<Tensor>>& searchConst(const Op* op);
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        std::shared_ptr<Tensor> allocConst(const Op* key, const std::vector<int>& shape, halide_type_t type,
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                                           Tensor::DimensionType dimType = Tensor::TENSORFLOW);
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        bool allocTensor(Tensor* tenosr);
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        inline MNNForwardType forwardType() const {
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            return mForwardType;
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        }
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        void pushCache(const CommandBuffer& buffer);
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        std::shared_ptr<BufferStorage> mRasterOp;
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    private:
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        void getRasterCacheCreate(Tensor* src, CommandBuffer& cmd);
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        std::map<const Op*, std::vector<std::shared_ptr<Tensor>>> mConstTensors;
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        std::vector<std::shared_ptr<Tensor>> mEmpty;
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        std::vector<std::shared_ptr<Tensor>> mTempConstTensors;
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        std::shared_ptr<Backend> mBackend;
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        MNNForwardType mForwardType;
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        std::vector<SharedPtr<Command>> mRasterCmdCache;
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    };
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    static void init();
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    MNN_PUBLIC static const GeometryComputer* search(int opType, Runtime::CompilerType compType);
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    static void registerGeometryComputer(std::shared_ptr<GeometryComputer> comp, std::vector<int> type, Runtime::CompilerType compType = Runtime::Compiler_Geometry);
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    virtual bool onCompute(const Op* op, const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs,
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                           Context& context, CommandBuffer& cmd) const = 0;
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    virtual bool onRecompute(const Op* op, const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs,
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                             Context& context, CommandBuffer& cmd) const {
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        return false;
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    }
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};
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class DefaultGeometryComputer : public GeometryComputer {
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public:
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    DefaultGeometryComputer() {
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        // Do nothing
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    }
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    virtual bool onRecompute(const Op* op, const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs,
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                             Context& context, CommandBuffer& cmd) const override;
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    virtual bool onCompute(const Op* op, const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs,
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                           Context& context, CommandBuffer& cmd) const override;
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};
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void registerGeometryOps();
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#define REGISTER_GEOMETRY(f, c)       \
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    extern void ___##f##__##c##__() { \
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        c();                          \
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    }
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} // namespace MNN
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#endif
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