///////////////////////////////////////////////////////////////////////////////
//
//      ##  ######
//       ######  ###
//  ## ###############        Shark 3D Engine (www.shark3d.com)
//   ########## # # #
//    ########                Copyright (c) 1996-2006 Spinor GmbH.
//   ######### # # #          All rights reserved.
//  ##   ##########
//      ##
//
///////////////////////////////////////////////////////////////////////////////

//@cpp

#ifndef S3D_DRV_D3D9_UTIL_H
#define S3D_DRV_D3D9_UTIL_H

#include "drv_d3d9_types.h"
#include "drv_d3d9_prog.h"
#include "drv_d3d9_buf.h"
#include "sys/core/sys_float.h"

///////////////////////////////////////////////////////////////////////////////

void drv_d3d9_DbgPrintF(const s3d_CSysChar *FmtStr, ...);

#ifdef S3D_GENERAL_DEBUG
#define S3D_DRV_D3D9_DBGPRINTF drv_d3d9_DbgPrintF
#else
#define S3D_DRV_D3D9_DBGPRINTF
#endif

///////////////////////////////////////////////////////////////////////////////

#define S3D_DRV_D3D9_UTIL_COLORVALUE(r, g, b, a) \
    D3DCOLOR_RGBA( \
        s3d_SysIntOfFloatCoarse((r) * 255.f), \
        s3d_SysIntOfFloatCoarse((g) * 255.f), \
        s3d_SysIntOfFloatCoarse((b) * 255.f), \
        s3d_SysIntOfFloatCoarse((a) * 255.f))

///////////////////////////////////////////////////////////////////////////////

//@ 
class s3d_CDrvD3d9Util
{
public:

    //@
    static int ColBitsOfFmt(D3DFORMAT Fmt);
    
    //@
    static int DepthBitsOfFmt(D3DFORMAT Fmt);

    //@
    static bool IsDepthStencilFmt(D3DFORMAT Fmt);
    
    //@
    static int StencilBitsOfFmt(D3DFORMAT Fmt);

    //@
    static D3DFORMAT LinearFmtOfSwizzledFmt(D3DFORMAT Fmt);

    //@
    static s3d_CUtilStr StrOfFmt(D3DFORMAT Fmt);

    //@
    static s3d_CUtilStr StrOfMutliSampleType(
            D3DMULTISAMPLE_TYPE MultiSampleType);

    //@
    static void ErrorD3d(
            s3d_CUtilMsgHandler *MsgHandler, HRESULT DxResult, 
            const char *File, int Line);
    
    //@
    static s3d_CUtilStr StrOfSemantic(
            const D3DXSEMANTIC &Semantic);
    //@
    static s3d_CUtilStr StrOfProgDecl(
            const s3d_CDrvD3d9ProgDecl &ProgDecl);

    //@
    static s3d_CUtilStr StrOfVertDecl(
            s3d_CDrvD3d9Env *Env, const s3d_CDrvD3d9VertDecl &VertDecl);

    //@
    static s3d_CUtilStr StrOfVertElemArray(
            s3d_CSysIntps ElemCnt, const D3DVERTEXELEMENT9 *ElemArray);

    //@
    static s3d_CSysIntps SizeOfDeclType(int Type);

    //@
    static D3DRENDERSTATETYPE D3dWrapOfSamp(int Samp);
};

///////////////////////////////////////////////////////////////////////////////


#endif