source: GTP/trunk/App/Demos/Illum/pathmap/FlexVertex.cpp @ 2197

#include "dxstdafx.h"
#include ".\flexvertex.h"

unsigned int FlexVertex::posByteOffset(0);
unsigned int FlexVertex::normalByteOffset(12);
unsigned int FlexVertex::diffuseByteOffset(24);
unsigned int FlexVertex::specularByteOffset(28);
unsigned int FlexVertex::texByteOffset[16] = {  32, 40, 48, 56, 64, 72, 80, 88,
                                                                                                96, 104, 112, 120, 128, 136, 144, 152};
unsigned int FlexVertex::nTex = 2;

void FlexVertex::setFormat(D3DVERTEXELEMENT9* decl)
{
        int i=0;
        nTex = 0;
        while(decl[i].Type != D3DDECLTYPE_UNUSED)
        {
                if(decl[i].Usage == D3DDECLUSAGE_POSITION)
                        posByteOffset = decl[i].Offset;
                if(decl[i].Usage == D3DDECLUSAGE_NORMAL)
                        normalByteOffset = decl[i].Offset;
                if(decl[i].Usage == D3DDECLUSAGE_COLOR)
                {
                        if(decl[i].UsageIndex == 0)
                                diffuseByteOffset = decl[i].Offset;
                        if(decl[i].UsageIndex == 1)
                                specularByteOffset = decl[i].Offset;
                }
                if(decl[i].Usage == D3DDECLUSAGE_TEXCOORD)
                {
                        texByteOffset[decl[i].UsageIndex] = decl[i].Offset;
                        if(decl[i].UsageIndex >= nTex)
                                nTex = decl[i].UsageIndex+1;
                }
                i++;
        }
}