YiAssetShaderProgram.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_ASSET_SHADER_PROGRAM_H_
#define _YI_ASSET_SHADER_PROGRAM_H_

#include "asset/YiAssetHardware.h"
#include "utility/YiRtti.h"
#include "utility/YiString.h"
#include "asset/YiAssetShaderObject.h"
#include <vector>


class CYIAssetShaderProgram : public CYIAssetHardware
{
public:
    CYIAssetShaderProgram();
    CYIAssetShaderProgram(const CYIString &path, PATH_TYPE ePathType = PATH_RELATIVE);

    virtual ~CYIAssetShaderProgram();

    void AddShaderObject(const std::shared_ptr<CYIAssetShaderObject> &pShaderObjectAsset);

    const std::vector<std::shared_ptr<CYIAssetShaderObject>> &GetShaderObjects();

    void RemoveShaderObject(const std::shared_ptr<CYIAssetShaderObject> &pShaderObjectAsset);

    void SetAttributeLocation(CYIString name, uint32_t location);

    void UnsetAttributeLocation(CYIString name);

    const std::vector<std::pair<uint32_t, CYIString>> &GetAttributeLocations();

    bool Load();

protected:
    virtual std::shared_ptr<IYIGPUObject> CreateGPUObject() const override;
    void UpdateApproximateSize();

private:
    std::vector<std::shared_ptr<CYIAssetShaderObject>> m_pShaderObjects;
    std::vector<std::pair<uint32_t, CYIString>> m_AttributeLocations;
    YI_TYPE_BASES(CYIAssetShaderProgram, CYIAssetHardware)
};

#endif // _YI_ASSET_SHADER_PROGRAM_H_