CWE-ou-minkata/Sources/Plasma/PubUtilLib/plPipeline/plDXBufferRefs.h

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*==LICENSE==*/
///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  plDXBufferRefs.h - Hardware Vertex and Index Buffer DeviceRef            //
//                      Definitions                                          //
//  Cyan, Inc.                                                               //
//                                                                           //
//// Version History //////////////////////////////////////////////////////////
//                                                                           //
//  4.25.2001 mcn - Created.                                                 //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#ifndef _plDXBufferRefs_h
#define _plDXBufferRefs_h

#include "hsMatrix44.h"
#include "hsGeometry3.h"
#include "hsTemplates.h"
#include "plDXDeviceRef.h"

struct IDirect3DVertexShader9;

//// Definitions //////////////////////////////////////////////////////////////

class plDXVertexBufferRef : public plDXDeviceRef
{
    public:
        IDirect3DVertexBuffer9* fD3DBuffer;
        uint32_t                  fCount;
        uint32_t                  fIndex;
        uint32_t                  fVertexSize;
        int32_t                   fOffset;
        uint8_t                   fFormat;

        plGBufferGroup*         fOwner;
        uint8_t*                  fData;
        IDirect3DDevice9*       fDevice; // For releasing the VertexShader

        uint32_t                  fRefTime;

        enum {
            kRebuiltSinceUsed   = 0x10, // kDirty = 0x1 is in hsGDeviceRef
            kVolatile           = 0x20,
            kSkinned            = 0x40
        };

        bool HasFlag(uint32_t f) const { return 0 != (fFlags & f); }
        void SetFlag(uint32_t f, bool on) { if(on) fFlags |= f; else fFlags &= ~f; }

        bool RebuiltSinceUsed() const { return HasFlag(kRebuiltSinceUsed); }
        void SetRebuiltSinceUsed(bool b) { SetFlag(kRebuiltSinceUsed, b); }

        bool Volatile() const { return HasFlag(kVolatile); }
        void SetVolatile(bool b) { SetFlag(kVolatile, b); }

        bool Skinned() const { return HasFlag(kSkinned); }
        void SetSkinned(bool b) { SetFlag(kSkinned, b); }

        bool Expired(uint32_t t) const { return Volatile() && (IsDirty() || (fRefTime != t)); }
        void SetRefTime(uint32_t t) { fRefTime = t; }

        void                    Link( plDXVertexBufferRef **back ) { plDXDeviceRef::Link( (plDXDeviceRef **)back ); }
        plDXVertexBufferRef*    GetNext() { return (plDXVertexBufferRef *)fNext; }

        plDXVertexBufferRef() :
            fD3DBuffer(nil),
            fCount(0),
            fIndex(0),
            fVertexSize(0),
            fOffset(0),
            fOwner(nil),
            fData(nil),
            fFormat(0),
            fRefTime(0),
            fDevice(nil)
        {
        }

        virtual ~plDXVertexBufferRef();
        void    Release();
};

class plDXIndexBufferRef : public plDXDeviceRef
{
    public:
        IDirect3DIndexBuffer9*  fD3DBuffer;
        uint32_t                  fCount;
        uint32_t                  fIndex;
        int32_t                   fOffset;
        plGBufferGroup*         fOwner;
        uint32_t                  fRefTime;
        D3DPOOL                 fPoolType;

        enum {
            kRebuiltSinceUsed   = 0x10, // kDirty = 0x1 is in hsGDeviceRef
            kVolatile           = 0x20
        };

        bool HasFlag(uint32_t f) const { return 0 != (fFlags & f); }
        void SetFlag(uint32_t f, bool on) { if(on) fFlags |= f; else fFlags &= ~f; }

        bool RebuiltSinceUsed() const { return HasFlag(kRebuiltSinceUsed); }
        void SetRebuiltSinceUsed(bool b) { SetFlag(kRebuiltSinceUsed, b); }

        bool Volatile() const { return HasFlag(kVolatile); }
        void SetVolatile(bool b) { SetFlag(kVolatile, b); }

        bool Expired(uint32_t t) const { return Volatile() && (IsDirty() || (fRefTime != t)); }
        void SetRefTime(uint32_t t) { fRefTime = t; }

        void                    Link( plDXIndexBufferRef **back ) { plDXDeviceRef::Link( (plDXDeviceRef **)back ); }
        plDXIndexBufferRef* GetNext() { return (plDXIndexBufferRef *)fNext; }

        plDXIndexBufferRef() :
            fD3DBuffer(nil),
            fCount(0),
            fIndex(0),
            fOffset(0),
            fOwner(nil),
            fRefTime(0),
            fPoolType(D3DPOOL_MANAGED)
        {
        }

        virtual ~plDXIndexBufferRef();
        void    Release();
};


#endif // _plDXBufferRefs_h