53 lines
1.2 KiB
C
Executable File
53 lines
1.2 KiB
C
Executable File
// OpenGL texturing
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//
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// Copyright (c) 2003 Jan Wassenberg
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// 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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// General Public License for more details.
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//
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// Contact info:
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// Jan.Wassenberg@stud.uni-karlsruhe.de
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// http://www.stud.uni-karlsruhe.de/~urkt/
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#ifndef __TEX_H__
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#define __TEX_H__
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#include "h_mgr.h"
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// TexInfo.flags
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enum
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{
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TEX_DXT = 0x07, // mask; value = {1,3,5}
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TEX_BGR = 8,
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TEX_ALPHA = 16,
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TEX_GRAY = 32,
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};
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// minimize size - stored in ogl tex resource control block
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struct TexInfo
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{
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Handle hm; // H_MEM handle to loaded file
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size_t ofs; // offset to image data in file
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u32 w : 16;
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u32 h : 16;
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u32 bpp : 16;
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u32 flags : 16;
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};
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extern int tex_load(const char* fn, TexInfo* ti);
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extern int tex_free(TexInfo* ti);
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extern int tex_write(const char* fn, int w, int h, int bpp, int flags, void* img);
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#endif // __TEX_H__
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