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d3dx9_36: Implement D3DXGetFVFVertexSize.

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This commit is contained in:
David Adam 2009-02-10 15:44:24 +01:00 committed by Alexandre Julliard
parent e5425fc17b
commit ca469499bb
3 changed files with 41 additions and 1 deletions
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2
dlls/d3dx9_36/d3dx9_36.spec
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@ -150,7 +150,7 @@
@ stub D3DXGetDeclLength
@ stub D3DXGetDeclVertexSize
@ stdcall D3DXGetDriverLevel(ptr)
@ stub D3DXGetFVFVertexSize
@ stdcall D3DXGetFVFVertexSize(long)
@ stdcall D3DXGetImageInfoFromFileA(ptr ptr) d3dx8.D3DXGetImageInfoFromFileA
@ stdcall D3DXGetImageInfoFromFileInMemory(ptr long ptr) d3dx8.D3DXGetImageInfoFromFileInMemory
@ stdcall D3DXGetImageInfoFromFileW(ptr ptr) d3dx8.D3DXGetImageInfoFromFileW

39
dlls/d3dx9_36/mesh.c
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@ -88,6 +88,45 @@ HRESULT WINAPI D3DXComputeBoundingSphere(CONST D3DXVECTOR3* pfirstposition, DWOR
return D3D_OK;
}
/*************************************************************************
* D3DXGetFVFVertexSize
*/
static UINT Get_TexCoord_Size_From_FVF(DWORD FVF, int tex_num)
{
return (((((FVF) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1);
}
UINT WINAPI D3DXGetFVFVertexSize(DWORD FVF)
{
DWORD size = 0;
UINT i;
UINT numTextures = (FVF & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT;
if (FVF & D3DFVF_NORMAL) size += sizeof(D3DXVECTOR3);
if (FVF & D3DFVF_DIFFUSE) size += sizeof(DWORD);
if (FVF & D3DFVF_SPECULAR) size += sizeof(DWORD);
if (FVF & D3DFVF_PSIZE) size += sizeof(DWORD);
switch (FVF & D3DFVF_POSITION_MASK)
{
case D3DFVF_XYZ: size += sizeof(D3DXVECTOR3); break;
case D3DFVF_XYZRHW: size += 4 * sizeof(FLOAT); break;
case D3DFVF_XYZB1: size += 4 * sizeof(FLOAT); break;
case D3DFVF_XYZB2: size += 5 * sizeof(FLOAT); break;
case D3DFVF_XYZB3: size += 6 * sizeof(FLOAT); break;
case D3DFVF_XYZB4: size += 7 * sizeof(FLOAT); break;
case D3DFVF_XYZB5: size += 8 * sizeof(FLOAT); break;
case D3DFVF_XYZW: size += 4 * sizeof(FLOAT); break;
}
for (i = 0; i < numTextures; i++)
{
size += Get_TexCoord_Size_From_FVF(FVF, i) * sizeof(FLOAT);
}
return size;
}
/*************************************************************************
* D3DXIntersectTri
*/

1
include/d3dx9mesh.h
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@ -31,6 +31,7 @@ BOOL WINAPI D3DXBoxBoundProbe(CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST
BOOL WINAPI D3DXSphereBoundProbe(CONST D3DXVECTOR3 *,FLOAT,CONST D3DXVECTOR3 *,CONST D3DXVECTOR3 *);
HRESULT WINAPI D3DXComputeBoundingBox(CONST D3DXVECTOR3 *, DWORD, DWORD, D3DXVECTOR3 *, D3DXVECTOR3 *);
HRESULT WINAPI D3DXComputeBoundingSphere(CONST D3DXVECTOR3 *, DWORD, DWORD, D3DXVECTOR3 *, FLOAT *);
UINT WINAPI D3DXGetFVFVertexSize(DWORD);
BOOL WINAPI D3DXIntersectTri(CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3 *, CONST D3DXVECTOR3*, FLOAT *, FLOAT *, FLOAT *);
#ifdef __cplusplus