422 lines
10 KiB
C
422 lines
10 KiB
C
//=======================================================================
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// Copyright XashXT Group 2007 ©
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// sprlib.c - sprite generator
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//=======================================================================
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#include "platform.h"
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#include "mathlib.h"
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#include "utils.h"
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#define MAX_BUFFER_SIZE ((sizeof(frames) * MAX_FRAMES) + (MAX_FRAME_DIM * 2 * MAX_FRAMES))
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#define MAX_FRAMES 1024
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#define MAX_FRAME_DIM 512
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dsprite_t sprite;
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byte *byteimage, *lbmpalette;
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byte *spritepool;
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int byteimagewidth, byteimageheight;
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byte *lumpbuffer = NULL, *plump;
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char spriteoutname[MAX_SYSPATH];
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int framesmaxs[2];
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int framecount;
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int origin_x;
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int origin_y;
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typedef struct
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{
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int type; // single frame or group of frames
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void *pdata; // either a dspriteframe_t
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} spritepackage_t;
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spritepackage_t frames[MAX_FRAMES];
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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 (vfile_t *f, 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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VFS_Write (f, &frametemp, sizeof(frametemp));
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VFS_Write (f, (byte *)(pframe + 1), 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 (vfile_t *f)
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{
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int i, curframe;
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short cnt = 256;
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dsprite_t spritetemp;
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sprite.boundingradius = sqrt(((framesmaxs[0] >> 1) * (framesmaxs[0] >> 1)) + ((framesmaxs[1] >> 1) * (framesmaxs[1] >> 1)));
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// write out the sprite header
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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.version = LittleLong (sprite.version);
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spritetemp.ident = LittleLong (IDSPRITEHEADER);
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//not write enchanced parms into hl sprite
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switch( spritetemp.version )
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{
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case SPRITE_VERSION_HALF:
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spritetemp.framerate = 0;//old beamlength
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spritetemp.rgbacolor = 0;//old synctype
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break;
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case SPRITE_VERSION_XASH:
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spritetemp.framerate = LittleFloat (sprite.framerate);
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spritetemp.rgbacolor = LittleLong (sprite.rgbacolor);
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break;
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}
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VFS_Write( f, &spritetemp, sizeof(spritetemp));
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// Write out palette in 16bit mode
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VFS_Write( f, (void *)&cnt, sizeof(cnt));
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VFS_Write( f, lbmpalette, cnt * 3 );
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// write out the frames
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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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VFS_Write ( f, &frames[curframe].type, sizeof(frames[curframe].type));
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WriteFrame ( f, curframe); // only single frame supported
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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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WriteSPRFile
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==============
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*/
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void WriteSPRFile (void)
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{
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vfile_t *vf;
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file_t *file;
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if(sprite.numframes == 0) Sys_Error ("%s have no frames\n", spriteoutname );
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if((plump - lumpbuffer) > MAX_BUFFER_SIZE)
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Sys_Error ("Can't write %s, sprite package too big", spriteoutname );
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file = FS_Open( spriteoutname, "wb" );
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vf = VFS_Open( file, "wb" );
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Msg("writing %s\n", spriteoutname);
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WriteSprite( vf );
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file = VFS_Close( vf );
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FS_Close( file );
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Msg("%d frame%s\n", sprite.numframes, sprite.numframes > 1 ? "s" : "" );
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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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Cmd_Type
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syntax: "$type preset"
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===============
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*/
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void Cmd_Type (void)
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{
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Com_GetToken (false);
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if (Com_MatchToken( "vp_parallel_upright" )) sprite.type = SPR_VP_PARALLEL_UPRIGHT;
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else if (Com_MatchToken( "facing_upright" )) sprite.type = SPR_FACING_UPRIGHT;
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else if (Com_MatchToken( "vp_parallel" )) sprite.type = SPR_VP_PARALLEL;
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else if (Com_MatchToken( "oriented" )) sprite.type = SPR_ORIENTED;
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else if (Com_MatchToken( "vp_parallel_oriented")) sprite.type = SPR_VP_PARALLEL_ORIENTED;
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else sprite.type = SPR_VP_PARALLEL; // default
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}
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/*
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===============
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Cmd_Texture
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syntax: "$texture preset"
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===============
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*/
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void Cmd_Texture ( void )
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{
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Com_GetToken (false);
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if (Com_MatchToken( "additive")) sprite.texFormat = SPR_ADDITIVE;
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else if (Com_MatchToken( "normal")) sprite.texFormat = SPR_NORMAL;
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else if (Com_MatchToken( "indexalpha")) sprite.texFormat = SPR_INDEXALPHA;
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else if (Com_MatchToken( "alphatest")) sprite.texFormat = SPR_ALPHTEST;
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else if (Com_MatchToken( "glow")) sprite.texFormat = SPR_ADDGLOW;
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else sprite.texFormat = SPR_NORMAL; // default
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}
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/*
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===============
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Cmd_Framerate
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syntax: "$framerate value"
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===============
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*/
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void Cmd_Framerate( void )
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{
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sprite.framerate = atof(Com_GetToken (false));
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sprite.version = SPRITE_VERSION_XASH; // enchaned version
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}
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/*
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===============
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Cmd_Load
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syntax "$load fire01.bmp"
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===============
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*/
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void Cmd_Load( void )
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{
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static byte origpalette[256*3];
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char *name = Com_GetToken ( false );
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dspriteframe_t *pframe;
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int x, y, w, h, pix;
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byte *screen_p;
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FS_DefaultExtension( name, ".bmp" );
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byteimage = ReadBMP (name, &lbmpalette, &byteimagewidth, &byteimageheight);
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if(!byteimage) Sys_Error( "unable to load file \"%s\"\n", name );
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if(sprite.numframes == 0) Mem_Copy( origpalette, lbmpalette, sizeof( origpalette ));
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else if (memcmp( origpalette, lbmpalette, sizeof( origpalette )))
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MsgWarn("Cmd_Load: %s doesn't share a pallette with the previous frame\n", name );
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w = byteimagewidth;
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h = byteimageheight;
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if ((w > MAX_FRAME_DIM) || (h > MAX_FRAME_DIM))
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Sys_Error ("Sprite has a dimension longer than %i", MAX_FRAME_DIM);
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pframe = (dspriteframe_t *)plump;
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frames[framecount].pdata = pframe;
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frames[framecount].type = 0;//SPR_SINGLE
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if((origin_x != 0) && (origin_y != 0))
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{
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//write shared origin
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pframe->origin[0] = -origin_x;
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pframe->origin[1] = origin_y;
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}
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else
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{
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//use center of image
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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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//adjust maxsize
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if (w > framesmaxs[0]) framesmaxs[0] = w;
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if (h > framesmaxs[1]) framesmaxs[1] = h;
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plump = (byte *)(pframe + 1);
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screen_p = byteimage;
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for (y = 0; y < byteimageheight; y++)
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{
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for (x = 0; x < byteimagewidth; x++)
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{
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pix = *screen_p;
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*screen_p++ = 0;
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*plump++ = pix;
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}
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}
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framecount++;
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sprite.numframes++;
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if (framecount >= MAX_FRAMES) Sys_Error ("Too many frames in package\n");
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}
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/*
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===============
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Cmd_Offset
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syntax: $origin "x_pos y_pos"
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===============
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*/
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void Cmd_Offset (void)
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{
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origin_x = atoi(Com_GetToken (false));
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origin_y = atoi(Com_GetToken (false));
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}
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/*
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===============
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Cmd_Color
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synatx: "$color r g b <alpha>"
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===============
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*/
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void Cmd_Color( void )
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{
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byte rgba[4];
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rgba[3] = atoi(Com_GetToken (false));
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rgba[2] = atoi(Com_GetToken (false));
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rgba[1] = atoi(Com_GetToken (false));
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if(Com_TryToken()) rgba[0] = atoi(com_token);
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else rgba[0] = 0xFF;//fullbright
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// pack into one integer
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sprite.rgbacolor = BuffBigLong( rgba );
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sprite.version = SPRITE_VERSION_XASH; // enchaned version
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}
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/*
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==============
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Cmd_Spritename
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syntax: "$spritename outname"
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==============
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*/
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void Cmd_Spritename (void)
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{
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strcpy( spriteoutname, Com_GetToken (false));
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FS_DefaultExtension( spriteoutname, ".spr" );
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}
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/*
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==============
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Cmd_SpriteUnknown
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syntax: "blabla"
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==============
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*/
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void Cmd_SpriteUnknown( void )
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{
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MsgWarn("Cmd_SpriteUnknown: bad command %s\n", com_token);
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while(Com_TryToken());
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}
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void ResetSpriteInfo( void )
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{
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//set default sprite parms
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FS_FileBase(gs_mapname, spriteoutname );//kill path and ext
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FS_DefaultExtension( spriteoutname, ".spr" );//set new ext
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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 )lumpbuffer = Mem_Alloc(spritepool, (MAX_BUFFER_SIZE) * 2); // *2 for padding
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plump = lumpbuffer;
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sprite.version = SPRITE_VERSION_HALF;//normal sprite
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sprite.type = SPR_VP_PARALLEL;
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sprite.rgbacolor = 0xffffffff;
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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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bool ParseSpriteScript (void)
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{
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ResetSpriteInfo();
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while (1)
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{
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if(!Com_GetToken (true))break;
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if (Com_MatchToken( "$spritename" )) Cmd_Spritename();
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else if (Com_MatchToken( "$framerate" )) Cmd_Framerate();
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else if (Com_MatchToken( "$texture" )) Cmd_Texture();
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else if (Com_MatchToken( "$origin" )) Cmd_Offset();
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else if (Com_MatchToken( "$color" )) Cmd_Color();
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else if (Com_MatchToken( "$load" )) Cmd_Load();
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else if (Com_MatchToken( "$type" )) Cmd_Type();
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else if(Com_MatchToken( "$modelname" ))//check for studiomdl script
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{
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Msg("%s probably studio qc.script, skipping...\n", gs_mapname );
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return false;
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}
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else if(Com_MatchToken( "$body" ))//check for studiomdl script
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{
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Msg("%s probably studio qc.script, skipping...\n", gs_mapname );
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return false;
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}
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else if(Com_MatchToken( "$videoname" ))//check for studiomdl script
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{
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Msg("%s probably roq movie qc.script, skipping...\n", gs_mapname );
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return false;
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}
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else if(Com_MatchToken( "$framemask" ))//check for studiomdl script
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{
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Msg("%s probably roq movie qc.script, skipping...\n", gs_mapname );
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return false;
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}
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else Cmd_SpriteUnknown();
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}
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return true;
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}
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void ClearSprite( void )
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{
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origin_x = 0;
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origin_y = 0;
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memset(frames, 0, sizeof(frames));
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if(lumpbuffer) Free( lumpbuffer );
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}
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bool CompileCurrentSprite( const char *name )
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{
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bool load = false;
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if(name) strcpy( gs_mapname, name );
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FS_DefaultExtension( gs_mapname, ".qc" );
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load = Com_LoadScript( gs_mapname, NULL, 0 );
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if(load)
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{
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if(!ParseSpriteScript())
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return false;
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WriteSPRFile();
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ClearSprite();
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return true;
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}
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Msg("%s not found\n", gs_mapname );
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return false;
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}
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bool CompileSpriteModel ( byte *mempool, const char *name, byte parms )
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{
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if(mempool) spritepool = mempool;
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else
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{
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MsgWarn("Spritegen: can't allocate memory pool.\nAbort compilation\n");
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return false;
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}
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return CompileCurrentSprite( name );
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} |