62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
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/*
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clipfile.h - studio cached clip geometry
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Copyright (C) 2019 Uncle Mike
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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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#ifndef CLIPFILE_H
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#define CLIPFILE_H
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/*
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==============================================================================
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CLIP FILES
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.clip contain static geometry clip
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==============================================================================
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*/
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#define IDCLIPHEADER (('P'<<24)+('I'<<16)+('L'<<8)+'C') // little-endian "CLIP"
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#define CLIP_VERSION 1
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// quake lump ordering
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#define LUMP_CLIP_FACETS 0
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#define LUMP_CLIP_PLANES 1
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#define LUMP_CLIP_PLANE_INDEXES 2
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// for future expansions
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#define LUMP_COUNT 8
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typedef struct
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{
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int fileofs;
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int filelen;
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} dcachelump_t;
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typedef struct
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{
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int id; // must be little endian STCH
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int version;
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unsigned int modelCRC; // catch for model changes
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dcachelump_t lumps[LUMP_COUNT];
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} dcachehdr_t;
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typedef struct
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{
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short skinref; // pointer to texture for special effects
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mvert_t triangle[3]; // store triangle points
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vec3_t mins, maxs; // an individual size of each facet
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vec3_t edge1, edge2; // new trace stuff
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byte numplanes; // because numplanes for each facet can't exceeds MAX_FACET_PLANES!
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uint firstindex; // first index into CLIP_PLANE_INDEXES lump
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} dfacet_t;
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#endif//CLIPFILE_H
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