NvBlastExtPxAsset.h

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#ifndef NVBLASTEXTPXASSET_H
#define NVBLASTEXTPXASSET_H

#include "NvBlastTkFramework.h"
#include "PxConvexMeshGeometry.h"
#include "PxTransform.h"
#include "NvBlastPreprocessor.h"


// Forward declarations
namespace physx
{
class PxCooking;

namespace general_PxIOStream2
{
class PxFileBuf;
}
}

class NvBlastExtDamageAccelerator;


namespace Nv
{
namespace Blast
{


struct ExtPxAssetDesc : public TkAssetDesc
{
    struct SubchunkDesc
    {
        physx::PxTransform          transform;          
        physx::PxConvexMeshGeometry geometry;           
    };

    struct ChunkDesc
    {
        SubchunkDesc*   subchunks;          
        uint32_t        subchunkCount;      
        bool            isStatic;           
    };

    ChunkDesc*  pxChunks;       
};


struct ExtPxSubchunk
{
    physx::PxTransform          transform;          
    physx::PxConvexMeshGeometry geometry;           
};


struct ExtPxChunk
{
    uint32_t    firstSubchunkIndex; 
    uint32_t    subchunkCount;      
    bool        isStatic;           
};


class NV_DLL_EXPORT ExtPxAsset
{
public:

    static ExtPxAsset*              create(const ExtPxAssetDesc& desc, TkFramework& framework);

    static ExtPxAsset*              create(const TkAssetDesc& desc, ExtPxChunk* pxChunks, ExtPxSubchunk* pxSubchunks, TkFramework& framework);


    /*
        Factory method for deserialization

        Doesn't specify chunks or subchunks as they'll be fed in during deserialization to avoid copying stuff around.
    
    */
    static ExtPxAsset*              create(TkAsset* asset);

    /*
    Create a new ExtPxAsset.

    \param[in]  asset           TkAsset from which ExtPxAsset will be created
    \param[in]  chunks          Array of physics chunks descriptors
    \param[in]  chunkCount      Size of chunks descriptors array


    \return the new ExtPxAsset if successful, NULL otherwise.
        
    */
    static ExtPxAsset*              create(TkAsset* asset, ExtPxAssetDesc::ChunkDesc* chunks, uint32_t chunkCount);

    virtual void                    release() = 0;

    virtual const TkAsset&          getTkAsset() const = 0;

    virtual uint32_t                getChunkCount() const = 0;

    virtual const ExtPxChunk*       getChunks() const = 0;
    
    virtual uint32_t                getSubchunkCount() const = 0;
    
    virtual const ExtPxSubchunk*    getSubchunks() const = 0;

    virtual NvBlastActorDesc&       getDefaultActorDesc() = 0;

    virtual const NvBlastActorDesc& getDefaultActorDesc() const = 0;

    virtual void                    setUniformHealth(bool enabled) = 0;

    virtual void                    setAccelerator(NvBlastExtDamageAccelerator* accelerator) = 0;

    virtual NvBlastExtDamageAccelerator* getAccelerator() const = 0;

    void*   userData;
};



} // namespace Blast
} // namespace Nv


#endif // ifndef NVBLASTEXTPXASSET_H