forked from valve/halflife-sdk
617 lines
12 KiB
C
617 lines
12 KiB
C
/***
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*
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* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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****/
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//
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// spritegen.c: generates a .spr file from a series of .lbm frame files.
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// Result is stored in /raid/quake/id1/sprites/<scriptname>.spr.
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//
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#pragma warning(disable : 4244) // type conversion warning.
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#define INCLUDELIBS
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#ifdef NeXT
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#include <libc.h>
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#endif
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#include "spritegn.h"
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#define MAX_BUFFER_SIZE 0x100000
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#define MAX_FRAMES 1000
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dsprite_t sprite;
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byte *byteimage, *lbmpalette;
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int byteimagewidth, byteimageheight;
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byte *lumpbuffer = NULL, *plump;
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char spritedir[1024];
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char spriteoutname[1024];
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int framesmaxs[2];
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int framecount;
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qboolean do16bit = true;
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typedef struct {
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spriteframetype_t type; // single frame or group of frames
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void *pdata; // either a dspriteframe_t or group info
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float interval; // only used for frames in groups
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int numgroupframes; // only used by group headers
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} spritepackage_t;
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spritepackage_t frames[MAX_FRAMES];
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void FinishSprite (void);
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void Cmd_Spritename (void);
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/*
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============
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WriteFrame
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============
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*/
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void WriteFrame (FILE *spriteouthandle, int framenum)
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{
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dspriteframe_t *pframe;
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dspriteframe_t frametemp;
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pframe = (dspriteframe_t *)frames[framenum].pdata;
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frametemp.origin[0] = LittleLong (pframe->origin[0]);
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frametemp.origin[1] = LittleLong (pframe->origin[1]);
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frametemp.width = LittleLong (pframe->width);
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frametemp.height = LittleLong (pframe->height);
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SafeWrite (spriteouthandle, &frametemp, sizeof (frametemp));
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SafeWrite (spriteouthandle,
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(byte *)(pframe + 1),
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pframe->height * pframe->width);
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}
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/*
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============
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WriteSprite
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============
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*/
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void WriteSprite (FILE *spriteouthandle)
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{
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int i, groupframe, curframe;
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dsprite_t spritetemp;
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sprite.boundingradius = sqrt (((framesmaxs[0] >> 1) *
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(framesmaxs[0] >> 1)) +
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((framesmaxs[1] >> 1) *
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(framesmaxs[1] >> 1)));
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//
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// write out the sprite header
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//
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spritetemp.type = LittleLong (sprite.type);
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spritetemp.texFormat = LittleLong (sprite.texFormat);
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spritetemp.boundingradius = LittleFloat (sprite.boundingradius);
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spritetemp.width = LittleLong (framesmaxs[0]);
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spritetemp.height = LittleLong (framesmaxs[1]);
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spritetemp.numframes = LittleLong (sprite.numframes);
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spritetemp.beamlength = LittleFloat (sprite.beamlength);
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spritetemp.synctype = LittleFloat (sprite.synctype);
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spritetemp.version = LittleLong (SPRITE_VERSION);
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spritetemp.ident = LittleLong (IDSPRITEHEADER);
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SafeWrite (spriteouthandle, &spritetemp, sizeof(spritetemp));
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if( do16bit )
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{
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// Write out palette in 16bit mode
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short cnt = 256;
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SafeWrite( spriteouthandle, (void *) &cnt, sizeof(cnt) );
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SafeWrite( spriteouthandle, lbmpalette, cnt * 3 );
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}
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//
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// write out the frames
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//
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curframe = 0;
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for (i=0 ; i<sprite.numframes ; i++)
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{
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SafeWrite (spriteouthandle, &frames[curframe].type,
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sizeof(frames[curframe].type));
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if (frames[curframe].type == SPR_SINGLE)
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{
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//
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// single (non-grouped) frame
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//
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WriteFrame (spriteouthandle, curframe);
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curframe++;
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}
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else
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{
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int j, numframes;
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dspritegroup_t dsgroup;
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float totinterval;
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groupframe = curframe;
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curframe++;
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numframes = frames[groupframe].numgroupframes;
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//
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// set and write the group header
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//
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dsgroup.numframes = LittleLong (numframes);
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SafeWrite (spriteouthandle, &dsgroup, sizeof(dsgroup));
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//
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// write the interval array
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//
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totinterval = 0.0;
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for (j=0 ; j<numframes ; j++)
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{
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dspriteinterval_t temp;
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totinterval += frames[groupframe+1+j].interval;
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temp.interval = LittleFloat (totinterval);
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SafeWrite (spriteouthandle, &temp, sizeof(temp));
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}
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for (j=0 ; j<numframes ; j++)
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{
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WriteFrame (spriteouthandle, curframe);
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curframe++;
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}
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}
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}
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}
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/*
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============
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ExecCommand
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============
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*/
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int cmdsrun;
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void ExecCommand (char *cmd, ...)
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{
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int ret;
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char cmdline[1024];
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va_list argptr;
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cmdsrun++;
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va_start (argptr, cmd);
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vsprintf (cmdline,cmd,argptr);
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va_end (argptr);
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// printf ("=============================================================\n");
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// printf ("spritegen: %s\n",cmdline);
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fflush (stdout);
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ret = system (cmdline);
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// printf ("=============================================================\n");
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if (ret)
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Error ("spritegen: exiting due to error");
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}
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/*
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==============
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LoadScreen
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==============
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*/
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void LoadScreen (char *name)
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{
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static byte origpalette[256*3];
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int iError;
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printf ("grabbing from %s...\n",name);
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iError = LoadBMP( name, &byteimage, &lbmpalette );
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if (iError)
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Error( "unable to load file \"%s\"\n", name );
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byteimagewidth = bmhd.w;
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byteimageheight = bmhd.h;
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if (sprite.numframes == 0)
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memcpy( origpalette, lbmpalette, sizeof( origpalette ));
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else if (memcmp( origpalette, lbmpalette, sizeof( origpalette )) != 0)
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{
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Error( "bitmap \"%s\" doesn't share a pallette with the previous bitmap\n", name );
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}
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}
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/*
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===============
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Cmd_Type
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===============
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*/
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void Cmd_Type (void)
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{
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GetToken (false);
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if (!strcmp (token, "vp_parallel_upright"))
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sprite.type = SPR_VP_PARALLEL_UPRIGHT;
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else if (!strcmp (token, "facing_upright"))
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sprite.type = SPR_FACING_UPRIGHT;
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else if (!strcmp (token, "vp_parallel"))
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sprite.type = SPR_VP_PARALLEL;
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else if (!strcmp (token, "oriented"))
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sprite.type = SPR_ORIENTED;
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else if (!strcmp (token, "vp_parallel_oriented"))
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sprite.type = SPR_VP_PARALLEL_ORIENTED;
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else
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Error ("Bad sprite type\n");
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}
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/*
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===============
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Cmd_Texture
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===============
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*/
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void Cmd_Texture (void)
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{
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GetToken (false);
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if (!strcmp (token, "additive"))
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sprite.texFormat = SPR_ADDITIVE;
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else if (!strcmp (token, "normal"))
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sprite.texFormat = SPR_NORMAL;
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else if (!strcmp (token, "indexalpha"))
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sprite.texFormat = SPR_INDEXALPHA;
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else if (!strcmp (token, "alphatest"))
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sprite.texFormat = SPR_ALPHTEST;
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else
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Error ("Bad sprite texture type\n");
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}
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/*
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===============
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Cmd_Beamlength
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===============
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*/
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void Cmd_Beamlength ()
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{
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GetToken (false);
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sprite.beamlength = atof (token);
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}
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/*
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===============
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Cmd_Load
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===============
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*/
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void Cmd_Load (void)
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{
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GetToken (false);
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LoadScreen (ExpandPathAndArchive(token));
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}
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/*
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===============
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Cmd_Frame
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===============
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*/
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void Cmd_Frame ()
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{
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int x,y,xl,yl,xh,yh,w,h;
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byte *screen_p, *source;
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int linedelta;
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dspriteframe_t *pframe;
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int pix;
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GetToken (false);
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xl = atoi (token);
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GetToken (false);
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yl = atoi (token);
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GetToken (false);
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w = atoi (token);
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GetToken (false);
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h = atoi (token);
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if ((xl & 0x07) || (yl & 0x07) || (w & 0x07) || (h & 0x07))
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Error ("Sprite dimensions not multiples of 8\n");
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if ((w > 256) || (h > 256))
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Error ("Sprite has a dimension longer than 256");
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xh = xl+w;
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yh = yl+h;
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pframe = (dspriteframe_t *)plump;
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frames[framecount].pdata = pframe;
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frames[framecount].type = SPR_SINGLE;
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if (TokenAvailable ())
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{
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GetToken (false);
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frames[framecount].interval = atof (token);
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if (frames[framecount].interval <= 0.0)
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Error ("Non-positive interval");
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}
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else
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{
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frames[framecount].interval = (float)0.1;
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}
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if (TokenAvailable ())
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{
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GetToken (false);
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pframe->origin[0] = -atoi (token);
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GetToken (false);
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pframe->origin[1] = atoi (token);
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}
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else
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{
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pframe->origin[0] = -(w >> 1);
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pframe->origin[1] = h >> 1;
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}
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pframe->width = w;
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pframe->height = h;
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if (w > framesmaxs[0])
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framesmaxs[0] = w;
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if (h > framesmaxs[1])
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framesmaxs[1] = h;
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plump = (byte *)(pframe + 1);
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screen_p = byteimage + yl*byteimagewidth + xl;
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linedelta = byteimagewidth - w;
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source = plump;
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for (y=yl ; y<yh ; y++)
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{
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for (x=xl ; x<xh ; x++)
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{
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pix = *screen_p;
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*screen_p++ = 0;
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// if (pix == 255)
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// pix = 0;
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*plump++ = pix;
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}
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screen_p += linedelta;
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}
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framecount++;
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if (framecount >= MAX_FRAMES)
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Error ("Too many frames; increase MAX_FRAMES\n");
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}
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/*
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===============
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Cmd_GroupStart
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===============
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*/
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void Cmd_GroupStart (void)
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{
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int groupframe;
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groupframe = framecount++;
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frames[groupframe].type = SPR_GROUP;
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frames[groupframe].numgroupframes = 0;
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while (1)
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{
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GetToken (true);
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if (endofscript)
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Error ("End of file during group");
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if (!strcmp (token, "$frame"))
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{
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Cmd_Frame ();
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frames[groupframe].numgroupframes++;
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}
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else if (!strcmp (token, "$load"))
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{
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Cmd_Load ();
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}
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else if (!strcmp (token, "$groupend"))
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{
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break;
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}
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else
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{
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Error ("$frame, $load, or $groupend expected\n");
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}
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}
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if (frames[groupframe].numgroupframes == 0)
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Error ("Empty group\n");
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}
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/*
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===============
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ParseScript
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===============
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*/
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void ParseScript (void)
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{
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while (1)
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{
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GetToken (true);
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if (endofscript)
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break;
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if (!strcmp (token, "$load"))
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{
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Cmd_Load ();
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}
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if (!strcmp (token, "$spritename"))
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{
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Cmd_Spritename ();
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}
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else if (!strcmp (token, "$type"))
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{
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Cmd_Type ();
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}
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else if (!strcmp (token, "$texture"))
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{
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Cmd_Texture ();
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}
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else if (!strcmp (token, "$beamlength"))
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{
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Cmd_Beamlength ();
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}
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else if (!strcmp (token, "$sync"))
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{
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sprite.synctype = ST_SYNC;
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}
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else if (!strcmp (token, "$frame"))
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{
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Cmd_Frame ();
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sprite.numframes++;
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}
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else if (!strcmp (token, "$load"))
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{
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Cmd_Load ();
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}
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else if (!strcmp (token, "$groupstart"))
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{
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Cmd_GroupStart ();
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sprite.numframes++;
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}
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}
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}
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/*
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==============
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Cmd_Spritename
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==============
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*/
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void Cmd_Spritename (void)
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{
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if (sprite.numframes)
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FinishSprite ();
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GetToken (false);
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sprintf (spriteoutname, "%s%s.spr", spritedir, token);
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memset (&sprite, 0, sizeof(sprite));
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framecount = 0;
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framesmaxs[0] = -9999999;
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framesmaxs[1] = -9999999;
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if ( !lumpbuffer )
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lumpbuffer = malloc (MAX_BUFFER_SIZE * 2); // *2 for padding
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if (!lumpbuffer)
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Error ("Couldn't get buffer memory");
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plump = lumpbuffer;
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sprite.synctype = ST_RAND; // default
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}
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/*
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==============
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FinishSprite
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==============
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*/
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void FinishSprite (void)
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{
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FILE *spriteouthandle;
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if (sprite.numframes == 0)
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Error ("no frames\n");
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if (!strlen(spriteoutname))
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Error ("Didn't name sprite file");
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if ((plump - lumpbuffer) > MAX_BUFFER_SIZE)
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Error ("Sprite package too big; increase MAX_BUFFER_SIZE");
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spriteouthandle = SafeOpenWrite (spriteoutname);
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printf ("saving in %s\n", spriteoutname);
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WriteSprite (spriteouthandle);
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fclose (spriteouthandle);
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printf ("spritegen: successful\n");
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printf ("%d frame(s)\n", sprite.numframes);
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printf ("%d ungrouped frame(s), including group headers\n", framecount);
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spriteoutname[0] = 0; // clear for a new sprite
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}
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/*
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==============
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main
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==============
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*/
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extern char qproject[];
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int main (int argc, char **argv)
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{
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int i;
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printf( "sprgen.exe v 1.1 (%s)\n", __DATE__ );
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printf ("----- Sprite Gen ----\n");
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if (argc < 2 || argc > 7 )
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Error ("usage: sprgen [-archive directory] [-no16bit] [-proj <project>] file.qc");
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for( i=1; i<argc; i++ )
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{
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if( *argv[ i ] == '-' )
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{
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if( !strcmp( argv[ i ], "-archive" ) )
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{
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archive = true;
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strcpy (archivedir, argv[i+1]);
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printf ("Archiving source to: %s\n", archivedir);
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i++;
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}
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else if( !strcmp( argv[ i ], "-proj" ) )
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{
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strcpy( qproject, argv[i+1] );
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i++;
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}
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else if( !strcmp( argv[ i ], "-16bit" ) )
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{
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do16bit = true;
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}
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else if( !strcmp( argv[ i ], "-no16bit" ) )
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{
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do16bit = false;
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}
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else
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{
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printf( "Unsupported command line flag: '%s'", argv[i] );
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}
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}
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else
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break;
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}
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// SetQdirFromPath (argv[i]);
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ExtractFilePath (argv[i], spritedir); // chop the filename
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//
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// load the script
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//
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LoadScriptFile (argv[i]);
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ParseScript ();
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FinishSprite ();
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|
|
return 0;
|
|
}
|
|
|