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72 lines
2.6 KiB
C
72 lines
2.6 KiB
C
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// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// Copyright (C) 1998-2000 by DooM Legacy Team.
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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
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// as published by the Free Software Foundation; either version 2
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// of the 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,
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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
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// GNU General Public License for more details.
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//-----------------------------------------------------------------------------
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/// \file
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/// \brief Declaration needed by Glide renderer
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/// !!! To be replaced by our own def in the future !!!
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#ifndef _GLIDE_H_
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#define _GLIDE_H_
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#ifndef __GLIDE_H__
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typedef unsigned long FxU32;
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typedef long FxI32;
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typedef FxI32 GrAspectRatio_t;
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#define GR_ASPECT_LOG2_8x1 3 /* 8W x 1H */
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#define GR_ASPECT_LOG2_4x1 2 /* 4W x 1H */
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#define GR_ASPECT_LOG2_2x1 1 /* 2W x 1H */
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#define GR_ASPECT_LOG2_1x1 0 /* 1W x 1H */
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#define GR_ASPECT_LOG2_1x2 -1 /* 1W x 2H */
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#define GR_ASPECT_LOG2_1x4 -2 /* 1W x 4H */
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#define GR_ASPECT_LOG2_1x8 -3 /* 1W x 8H */
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typedef FxI32 GrLOD_t;
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#define GR_LOD_LOG2_256 0x8
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#define GR_LOD_LOG2_128 0x7
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#define GR_LOD_LOG2_64 0x6
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#define GR_LOD_LOG2_32 0x5
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#define GR_LOD_LOG2_16 0x4
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#define GR_LOD_LOG2_8 0x3
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#define GR_LOD_LOG2_4 0x2
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#define GR_LOD_LOG2_2 0x1
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#define GR_LOD_LOG2_1 0x0
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typedef FxI32 GrTextureFormat_t;
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#define GR_TEXFMT_ALPHA_8 0x2 /* (0..0xFF) alpha */
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#define GR_TEXFMT_INTENSITY_8 0x3 /* (0..0xFF) intensity */
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#define GR_TEXFMT_ALPHA_INTENSITY_44 0x4
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#define GR_TEXFMT_P_8 0x5 /* 8-bit palette */
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#define GR_TEXFMT_RGB_565 0xa
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#define GR_TEXFMT_ARGB_1555 0xb
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#define GR_TEXFMT_ARGB_4444 0xc
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#define GR_TEXFMT_ALPHA_INTENSITY_88 0xd
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#define GR_TEXFMT_AP_88 0xe /* 8-bit alpha 8-bit palette */
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#define GR_RGBA 0x6 // 32 bit RGBA !
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typedef struct
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{
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GrLOD_t smallLodLog2;
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GrLOD_t largeLodLog2;
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GrAspectRatio_t aspectRatioLog2;
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GrTextureFormat_t format;
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void *data;
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} GrTexInfo;
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#endif // __GLIDE_H__ (defined in <glide.h>)
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#endif // _GLIDE_H_
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