Stefan Dösinger : wined3d: Move vertex fixups into their own function.
Module: wine Branch: refs/heads/master Commit: d637aa35812258fe47f881bb3b73eb43699252f8 URL: http://source.winehq.org/git/?p=wine.git;a=commit;h=d637aa35812258fe47f881bb... Author: Stefan Dösinger <stefan(a)codeweavers.com> Date: Fri Jul 21 13:43:22 2006 +0200 wined3d: Move vertex fixups into their own function. --- dlls/wined3d/vertexbuffer.c | 127 ++++++++++++++++++++++--------------------- 1 files changed, 66 insertions(+), 61 deletions(-) diff --git a/dlls/wined3d/vertexbuffer.c b/dlls/wined3d/vertexbuffer.c index 9317b4c..b67a1ca 100644 --- a/dlls/wined3d/vertexbuffer.c +++ b/dlls/wined3d/vertexbuffer.c @@ -98,8 +98,70 @@ static DWORD WINAPI IWineD3DVertexBuf return IWineD3DResourceImpl_GetPriority((IWineD3DResource *)iface); } +static void fixup_vertices(BYTE *src, BYTE *dst, int stride, int num, BYTE *pos, BOOL haspos, BYTE *diffuse, BOOL hasdiffuse, BYTE *specular, BOOL hasspecular) { + int i; + float x, y, z, w; + + for(i = num - 1; i >= 0; i--) { + if(haspos) { + float *p = (float *) (((int) src + (int) pos) + i * stride); + + /* rhw conversion like in drawStridedSlow */ + if(p[3] == 1.0 || ((p[3] < eps) && (p[3] > -eps))) { + x = p[0]; + y = p[1]; + z = p[2]; + w = 1.0; + } else { + w = 1.0 / p[3]; + x = p[0] * w; + y = p[1] * w; + z = p[2] * w; + } + p = (float *) ((int) dst + i * stride + (int) pos); + p[0] = x; + p[1] = y; + p[2] = z; + p[3] = w; + } + if(hasdiffuse) { + DWORD srcColor, *dstColor = (DWORD *) (dst + i * stride + (int) diffuse); + srcColor = * (DWORD *) ( ((int) src + (int) diffuse) + i * stride); + + /* Color conversion like in drawStridedSlow. watch out for little endianity + * If we want that stuff to work on big endian machines too we have to consider more things + * + * 0xff000000: Alpha mask + * 0x00ff0000: Blue mask + * 0x0000ff00: Green mask + * 0x000000ff: Red mask + */ + + *dstColor = 0; + *dstColor |= (srcColor & 0xff00ff00) ; /* Alpha Green */ + *dstColor |= (srcColor & 0x00ff0000) >> 16; /* Red */ + *dstColor |= (srcColor & 0x000000ff) << 16; /* Blue */ + } + if(hasspecular) { + DWORD srcColor, *dstColor = (DWORD *) (dst + i * stride + (int) specular); + srcColor = * (DWORD *) ( ((int) src + (int) specular) + i * stride); + + /* Simmilar to diffuse + * TODO: Write the alpha value out for fog coords + */ + *dstColor = 0; + *dstColor |= (srcColor & 0xff00ff00) ; /* Alpha Green */ + *dstColor |= (srcColor & 0x00ff0000) >> 16; /* Red */ + *dstColor |= (srcColor & 0x000000ff) << 16; /* Blue */ + } + } +} + static void WINAPI IWineD3DVertexBufferImpl_PreLoad(IWineD3DVertexBuffer *iface) { IWineD3DVertexBufferImpl *This = (IWineD3DVertexBufferImpl *) iface; + BYTE *data; + UINT start = 0, end = 0, stride = 0; + BOOL useVertexShaderFunction = FALSE, fixup = FALSE; TRACE("(%p)->()\n", This); if(This->Flags & VBFLAG_LOAD) { @@ -114,10 +176,6 @@ static void WINAPI IWineD3DVertexBuf if(This->vbo) { WineDirect3DVertexStridedData strided; IWineD3DDeviceImpl *device = This->resource.wineD3DDevice; - BOOL useVertexShaderFunction = FALSE, fixup = FALSE; - BYTE *data; - UINT i; - UINT start = 0, end = 0, stride = 0; if(This->Flags & VBFLAG_DIRTY) { /* Update the old buffer on unlock, use the old desc */ @@ -237,63 +295,10 @@ static void WINAPI IWineD3DVertexBuf } memcpy(data, This->resource.allocatedMemory + start, end - start); - for(i = 0; i < ( end - start) / stride; i++) { - if(strided.u.s.position_transformed) { - float *p = (float *) (((int) This->resource.allocatedMemory + - (int) strided.u.s.position.lpData) + start + i * stride); - float x, y, z, w; - - /* rhw conversion like in drawStridedSlow */ - if(p[3] == 1.0 || ((p[3] < eps) && (p[3] > -eps))) { - x = p[0]; - y = p[1]; - z = p[2]; - w = 1.0; - } else { - w = 1.0 / p[3]; - x = p[0] * w; - y = p[1] * w; - z = p[2] * w; - } - p = (float *) ((int) data + i * stride + (int) strided.u.s.position.lpData); - p[0] = x; - p[1] = y; - p[2] = z; - p[3] = w; - } - if(strided.u.s.diffuse.dwType == WINED3DDECLTYPE_SHORT4 || strided.u.s.diffuse.dwType == WINED3DDECLTYPE_D3DCOLOR) { - DWORD srcColor, *dstColor = (DWORD *) (data + i * stride + (int) strided.u.s.diffuse.lpData); - srcColor = * (DWORD *) ( ((int) This->resource.allocatedMemory + (int) strided.u.s.diffuse.lpData) + start + i * stride); - - /* Color conversion like in drawStridedSlow. watch out for little endianity - * If we want that stuff to work on big endian machines too we have to consider more things - * - * 0xff000000: Alpha mask - * 0x00ff0000: Blue mask - * 0x0000ff00: Green mask - * 0x000000ff: Red mask - */ - - *dstColor = 0; - *dstColor |= (srcColor & 0xff00ff00) ; /* Alpha Green */ - *dstColor |= (srcColor & 0x00ff0000) >> 16; /* Red */ - *dstColor |= (srcColor & 0x000000ff) << 16; /* Blue */ - } else if (strided.u.s.diffuse.lpData != NULL) { - FIXME("Type is %ld\n", strided.u.s.diffuse.dwType); - } - if(strided.u.s.specular.dwType == WINED3DDECLTYPE_SHORT4 || strided.u.s.specular.dwType == WINED3DDECLTYPE_D3DCOLOR) { - DWORD srcColor, *dstColor = (DWORD *) (data + i * stride + (int) strided.u.s.specular.lpData); - srcColor = * (DWORD *) ( ((int) This->resource.allocatedMemory + (int) strided.u.s.specular.lpData) + start + i * stride); - - /* Color conversion like in drawStridedSlow. watch out for little endianity - * If we want that stuff to work on big endian machines too we have to consider more things - */ - *dstColor = 0; - *dstColor |= (srcColor & 0xff00ff00) ; /* Alpha Green */ - *dstColor |= (srcColor & 0x00ff0000) >> 16; /* Red */ - *dstColor |= (srcColor & 0x000000ff) << 16; /* Blue */ - } - } + fixup_vertices(data, data, stride, ( end - start) / stride, + strided.u.s.position.lpData, strided.u.s.position_transformed, + strided.u.s.diffuse.lpData, strided.u.s.diffuse.dwType == WINED3DDECLTYPE_SHORT4 || strided.u.s.diffuse.dwType == WINED3DDECLTYPE_D3DCOLOR, + strided.u.s.specular.lpData, strided.u.s.specular.dwType == WINED3DDECLTYPE_SHORT4 || strided.u.s.specular.dwType == WINED3DDECLTYPE_D3DCOLOR); } else { data = This->resource.allocatedMemory + start; }
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Alexandre Julliard