diff options
Diffstat (limited to 'src/renderergl2/tr_image_pcx.c')
| -rw-r--r-- | src/renderergl2/tr_image_pcx.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/src/renderergl2/tr_image_pcx.c b/src/renderergl2/tr_image_pcx.c deleted file mode 100644 index 5e1de51b..00000000 --- a/src/renderergl2/tr_image_pcx.c +++ /dev/null @@ -1,179 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. - 2008 Ludwig Nussel - -This file is part of Quake III Arena source code. - -Quake III Arena source code is free software; you can redistribute it -and/or modify it under the terms of the GNU General Public License as -published by the Free Software Foundation; either version 2 of the License, -or (at your option) any later version. - -Quake III Arena source code is distributed in the hope that it will be -useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with Quake III Arena source code; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ - -#include "../qcommon/q_shared.h" -#include "../qcommon/qfiles.h" -#include "../qcommon/qcommon.h" -#include "../renderercommon/tr_public.h" -extern refimport_t ri; - -/* -======================================================================== - -PCX files are used for 8 bit images - -======================================================================== -*/ - -typedef struct { - char manufacturer; - char version; - char encoding; - char bits_per_pixel; - unsigned short xmin,ymin,xmax,ymax; - unsigned short hres,vres; - unsigned char palette[48]; - char reserved; - char color_planes; - unsigned short bytes_per_line; - unsigned short palette_type; - unsigned short hscreensize, vscreensize; - char filler[54]; - unsigned char data[]; -} pcx_t; - -void R_LoadPCX ( const char *filename, byte **pic, int *width, int *height) -{ - union { - byte *b; - void *v; - } raw; - byte *end; - pcx_t *pcx; - int len; - unsigned char dataByte = 0, runLength = 0; - byte *out, *pix; - unsigned short w, h; - byte *pic8; - byte *palette; - int i; - unsigned size = 0; - - if (width) - *width = 0; - if (height) - *height = 0; - *pic = NULL; - - // - // load the file - // - len = ri.FS_ReadFile( ( char * ) filename, &raw.v); - if (!raw.b || len < 0) { - return; - } - - if((unsigned)len < sizeof(pcx_t)) - { - ri.Printf (PRINT_ALL, "PCX truncated: %s\n", filename); - ri.FS_FreeFile (raw.v); - return; - } - - // - // parse the PCX file - // - pcx = (pcx_t *)raw.b; - end = raw.b+len; - - w = LittleShort(pcx->xmax)+1; - h = LittleShort(pcx->ymax)+1; - size = w*h; - - if (pcx->manufacturer != 0x0a - || pcx->version != 5 - || pcx->encoding != 1 - || pcx->color_planes != 1 - || pcx->bits_per_pixel != 8 - || w >= 1024 - || h >= 1024) - { - ri.Printf (PRINT_ALL, "Bad or unsupported pcx file %s (%dx%d@%d)\n", filename, w, h, pcx->bits_per_pixel); - return; - } - - pix = pic8 = ri.Malloc ( size ); - - raw.b = pcx->data; - // FIXME: should use bytes_per_line but original q3 didn't do that either - while(pix < pic8+size) - { - if(runLength > 0) { - *pix++ = dataByte; - --runLength; - continue; - } - - if(raw.b+1 > end) - break; - dataByte = *raw.b++; - - if((dataByte & 0xC0) == 0xC0) - { - if(raw.b+1 > end) - break; - runLength = dataByte & 0x3F; - dataByte = *raw.b++; - } - else - runLength = 1; - } - - if(pix < pic8+size) - { - ri.Printf (PRINT_ALL, "PCX file truncated: %s\n", filename); - ri.FS_FreeFile (pcx); - ri.Free (pic8); - } - - if (raw.b-(byte*)pcx >= end - (byte*)769 || end[-769] != 0x0c) - { - ri.Printf (PRINT_ALL, "PCX missing palette: %s\n", filename); - ri.FS_FreeFile (pcx); - ri.Free (pic8); - return; - } - - palette = end-768; - - pix = out = ri.Malloc(4 * size ); - for (i = 0 ; i < size ; i++) - { - unsigned char p = pic8[i]; - pix[0] = palette[p*3]; - pix[1] = palette[p*3 + 1]; - pix[2] = palette[p*3 + 2]; - pix[3] = 255; - pix += 4; - } - - if (width) - *width = w; - if (height) - *height = h; - - *pic = out; - - ri.FS_FreeFile (pcx); - ri.Free (pic8); -} |