50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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/*
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* Copyright 2008 Luis Busquets
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include "wine/debug.h"
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#include "windef.h"
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#include "wingdi.h"
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#include "d3dx9.h"
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WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
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UINT WINAPI D3DXGetShaderSize(const DWORD *byte_code)
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{
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const DWORD *ptr = byte_code;
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TRACE("byte_code %p\n", byte_code);
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if (!ptr) return 0;
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/* Look for the END token, skipping the VERSION token */
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while (*++ptr != D3DSIO_END)
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{
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/* Skip comments */
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if ((*ptr & D3DSI_OPCODE_MASK) == D3DSIO_COMMENT)
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{
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ptr += ((*ptr & D3DSI_COMMENTSIZE_MASK) >> D3DSI_COMMENTSIZE_SHIFT);
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}
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}
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++ptr;
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/* Return the shader size in bytes */
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return (ptr - byte_code) * sizeof(*ptr);
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}
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