shaderstatenode.h

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#pragma once
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
#include "modelnode.h"
#include "resources/resourceid.h"
#include "transformnode.h"
#include "coregraphics/resourcetable.h"
 
namespace Models
{
class ShaderStateNode : public TransformNode
{
public:
    ShaderStateNode();
    virtual ~ShaderStateNode();
 
    struct DrawPacket;
    static const uint NumMaxOffsets = 4; // object, instancing, skeleton, particles
 
    struct DrawPacket
    {
#ifndef PUBLIC_BUILD
        Math::bbox boundingBox;
        uint32_t nodeInstanceHash;
#endif
        Materials::MaterialInstanceId materialInstance;
        CoreGraphics::ResourceTableId table;
        uint32 offsets[NumMaxOffsets];
        uint8 numOffsets;
        uint8 slot;
 
        void Apply(const CoreGraphics::CmdBufferId cmdBuf, IndexT batchIndex, IndexT bufferIndex);
    };
 
    const Materials::MaterialId GetMaterial() const { return this->material; };
 
    static Util::FixedArray<CoreGraphics::ResourceTableId> CreateResourceTables();
 
protected:
    friend class ModelContext;
    friend class ModelLoader;
 
    bool Load(const Util::FourCC& fourcc, const Util::StringAtom& tag, const Ptr<IO::BinaryReader>& reader, bool immediate) override;
    virtual void Unload() override;
    virtual void OnFinishedLoading(ModelStreamingData* streamingData) override;
    
    Resources::ResourceId materialRes;
    Materials::MaterialId material;
    Resources::ResourceName materialName;
 
    Util::FixedArray<CoreGraphics::ResourceTableId> resourceTables;
};
 
} // namespace Models