mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-05 20:50:43 +00:00
100 lines
2.5 KiB
C
100 lines
2.5 KiB
C
/*
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sw_model_sprite.c
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model loading and caching
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Copyright (C) 1996-1997 Id Software, Inc.
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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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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.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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$Id$
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*/
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// models are the only shared resource between a client and server running
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// on the same machine.
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include "d_iface.h"
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#include "model.h"
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#include "qendian.h"
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#include "server.h"
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extern model_t *loadmodel;
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extern char loadname[];
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/*
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Mod_LoadSpriteFrame
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*/
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void *
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Mod_LoadSpriteFrame (void *pin, mspriteframe_t **ppframe, int framenum)
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{
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dspriteframe_t *pinframe;
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mspriteframe_t *pspriteframe;
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int i, width, height, size, origin[2];
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unsigned short *ppixout;
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byte *ppixin;
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pinframe = (dspriteframe_t *) pin;
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width = LittleLong (pinframe->width);
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height = LittleLong (pinframe->height);
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size = width * height;
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pspriteframe = Hunk_AllocName (sizeof (mspriteframe_t) + size * r_pixbytes,
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loadname);
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memset (pspriteframe, 0, sizeof (mspriteframe_t) + size);
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*ppframe = pspriteframe;
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pspriteframe->width = width;
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pspriteframe->height = height;
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origin[0] = LittleLong (pinframe->origin[0]);
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origin[1] = LittleLong (pinframe->origin[1]);
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pspriteframe->up = origin[1];
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pspriteframe->down = origin[1] - height;
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pspriteframe->left = origin[0];
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pspriteframe->right = width + origin[0];
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if (r_pixbytes == 1) {
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memcpy (&pspriteframe->pixels[0], (byte *) (pinframe + 1), size);
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} else if (r_pixbytes == 2) {
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ppixin = (byte *) (pinframe + 1);
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ppixout = (unsigned short *) &pspriteframe->pixels[0];
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for (i = 0; i < size; i++)
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ppixout[i] = d_8to16table[ppixin[i]];
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} else {
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SV_Error ("Mod_LoadSpriteFrame: driver set invalid r_pixbytes: %d\n",
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r_pixbytes);
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}
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return (void *) ((byte *) pinframe + sizeof (dspriteframe_t) + size);
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}
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