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https://github.com/yquake2/yquake2remaster.git
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PCX in ne eigene Datei
This commit is contained in:
Yamagi Burmeister
parent
56f27f1e3a
commit
7d54bf6e41
3 changed files with 135 additions and 103 deletions
7
Makefile
7
Makefile
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@ -150,6 +150,7 @@ ref_gl:
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build/ref_gl \
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build/ref_gl_game \
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build/ref_gl_unix \
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build/ref_gl/files \
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release
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$(MAKE) release/ref_gl.so
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@ -330,7 +331,8 @@ OPENGL_OBJS = \
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build/ref_gl/gl_rmisc.o \
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build/ref_gl/gl_rsurf.o \
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build/ref_gl/gl_scrap.o \
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build/ref_gl/gl_warp.o
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build/ref_gl/gl_warp.o \
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build/ref_gl/files/pcx.o
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# ----------
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@ -797,6 +799,9 @@ build/ref_gl/gl_scrap.o: src/refresh/gl_scrap.c
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build/ref_gl/gl_warp.o: src/refresh/gl_warp.c
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$(CC) $(CFLAGS_OPENGL) -o $@ -c $<
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build/ref_gl/files/pcx.o: src/refresh/files/pcx.c
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$(CC) $(CFLAGS_OPENGL) -o $@ -c $<
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# ----------
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build/ref_gl_game/q_shared.o: src/game/baseq2/q_shared.c
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129
src/refresh/files/pcx.c
Normal file
129
src/refresh/files/pcx.c
Normal file
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@ -0,0 +1,129 @@
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/*
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* Copyright (C) 1997-2001 Id Software, Inc.
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*
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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 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* See the GNU General Public License for more details.
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*
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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 the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* =======================================================================
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*
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* The PCX file format
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*
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* =======================================================================
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*/
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#include "../header/local.h"
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void
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LoadPCX ( char *filename, byte **pic, byte **palette, int *width, int *height )
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{
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byte *raw;
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pcx_t *pcx;
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int x, y;
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int len;
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int dataByte, runLength;
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byte *out, *pix;
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*pic = NULL;
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*palette = NULL;
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/* load the file */
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len = ri.FS_LoadFile( filename, (void **) &raw );
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if ( !raw )
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{
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ri.Con_Printf( PRINT_DEVELOPER, "Bad pcx file %s\n", filename );
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return;
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}
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/* parse the PCX file */
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pcx = (pcx_t *) raw;
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pcx->xmin = LittleShort( pcx->xmin );
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pcx->ymin = LittleShort( pcx->ymin );
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pcx->xmax = LittleShort( pcx->xmax );
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pcx->ymax = LittleShort( pcx->ymax );
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pcx->hres = LittleShort( pcx->hres );
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pcx->vres = LittleShort( pcx->vres );
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pcx->bytes_per_line = LittleShort( pcx->bytes_per_line );
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pcx->palette_type = LittleShort( pcx->palette_type );
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raw = &pcx->data;
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if ( ( pcx->manufacturer != 0x0a ) ||
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( pcx->version != 5 ) ||
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( pcx->encoding != 1 ) ||
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( pcx->bits_per_pixel != 8 ) ||
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( pcx->xmax >= 640 ) ||
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( pcx->ymax >= 480 ) )
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{
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ri.Con_Printf( PRINT_ALL, "Bad pcx file %s\n", filename );
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return;
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}
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out = malloc( ( pcx->ymax + 1 ) * ( pcx->xmax + 1 ) );
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*pic = out;
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pix = out;
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if ( palette )
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{
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*palette = malloc( 768 );
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memcpy( *palette, (byte *) pcx + len - 768, 768 );
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}
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if ( width )
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{
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*width = pcx->xmax + 1;
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}
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if ( height )
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{
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*height = pcx->ymax + 1;
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}
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for ( y = 0; y <= pcx->ymax; y++, pix += pcx->xmax + 1 )
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{
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for ( x = 0; x <= pcx->xmax; )
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{
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dataByte = *raw++;
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if ( ( dataByte & 0xC0 ) == 0xC0 )
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{
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runLength = dataByte & 0x3F;
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dataByte = *raw++;
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}
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else
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{
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runLength = 1;
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}
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while ( runLength-- > 0 )
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{
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pix [ x++ ] = dataByte;
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}
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}
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}
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if ( raw - (byte *) pcx > len )
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{
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ri.Con_Printf( PRINT_DEVELOPER, "PCX file %s was malformed", filename );
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free( *pic );
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*pic = NULL;
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}
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ri.FS_FreeFile( pcx );
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}
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@ -20,7 +20,6 @@
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/*
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Spalten in:
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- gl_scrap.c
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- gl_pcx.c
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- gl_tga.c
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- gl_wal.c
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@ -278,107 +277,6 @@ GL_ImageList_f ( void )
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ri.Con_Printf( PRINT_ALL, "Total texel count (not counting mipmaps): %i\n", texels );
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}
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void
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LoadPCX ( char *filename, byte **pic, byte **palette, int *width, int *height )
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{
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byte *raw;
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pcx_t *pcx;
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int x, y;
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int len;
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int dataByte, runLength;
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byte *out, *pix;
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*pic = NULL;
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*palette = NULL;
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/* load the file */
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len = ri.FS_LoadFile( filename, (void **) &raw );
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if ( !raw )
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{
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ri.Con_Printf( PRINT_DEVELOPER, "Bad pcx file %s\n", filename );
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return;
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}
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/* parse the PCX file */
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pcx = (pcx_t *) raw;
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pcx->xmin = LittleShort( pcx->xmin );
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pcx->ymin = LittleShort( pcx->ymin );
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pcx->xmax = LittleShort( pcx->xmax );
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pcx->ymax = LittleShort( pcx->ymax );
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pcx->hres = LittleShort( pcx->hres );
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pcx->vres = LittleShort( pcx->vres );
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pcx->bytes_per_line = LittleShort( pcx->bytes_per_line );
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pcx->palette_type = LittleShort( pcx->palette_type );
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raw = &pcx->data;
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if ( ( pcx->manufacturer != 0x0a ) ||
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( pcx->version != 5 ) ||
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( pcx->encoding != 1 ) ||
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( pcx->bits_per_pixel != 8 ) ||
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( pcx->xmax >= 640 ) ||
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( pcx->ymax >= 480 ) )
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{
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ri.Con_Printf( PRINT_ALL, "Bad pcx file %s\n", filename );
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return;
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}
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out = malloc( ( pcx->ymax + 1 ) * ( pcx->xmax + 1 ) );
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*pic = out;
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pix = out;
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if ( palette )
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{
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*palette = malloc( 768 );
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memcpy( *palette, (byte *) pcx + len - 768, 768 );
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}
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if ( width )
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{
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*width = pcx->xmax + 1;
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}
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if ( height )
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{
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*height = pcx->ymax + 1;
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}
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for ( y = 0; y <= pcx->ymax; y++, pix += pcx->xmax + 1 )
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{
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for ( x = 0; x <= pcx->xmax; )
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{
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dataByte = *raw++;
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if ( ( dataByte & 0xC0 ) == 0xC0 )
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{
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runLength = dataByte & 0x3F;
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dataByte = *raw++;
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}
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else
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{
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runLength = 1;
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}
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while ( runLength-- > 0 )
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{
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pix [ x++ ] = dataByte;
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}
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}
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}
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if ( raw - (byte *) pcx > len )
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{
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ri.Con_Printf( PRINT_DEVELOPER, "PCX file %s was malformed", filename );
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free( *pic );
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*pic = NULL;
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}
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ri.FS_FreeFile( pcx );
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}
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typedef struct _TargaHeader
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{
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