mirror of
https://github.com/TTimo/GtkRadiant.git
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94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
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/*
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Copyright (C) 1999-2007 id Software, Inc. and contributors.
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For a list of contributors, see the accompanying CONTRIBUTORS file.
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This file is part of GtkRadiant.
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GtkRadiant 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
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(at your option) any later version.
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GtkRadiant 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. See the
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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 GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <string.h>
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#include <glib.h>
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#include "wal.h"
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#include "q2_palette.h"
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#define Sys_Printf g_FuncTable.m_pfnSysPrintf
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void LoadWAL(const char *name, unsigned char **pic, int *width, int *height)
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{
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FILE *f;
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miptex_t *wal_header;
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rgb_t *palette;
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int i, num_pixels, size;
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char text_buf[255];
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unsigned int length;
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unsigned char *palette_ent, *buf_temp;
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unsigned char *buffer, *wal_file_buffer;
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// open file
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if ( length = vfsLoadFile ((char *) name, (void **) &wal_file_buffer) == (unsigned int) -1)
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{
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Sys_Printf("Unable to open file %s\n",name);
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return;
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}
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wal_header = (miptex_t *)wal_file_buffer;
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// make sure we have a valid bitmap file
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if ( wal_header->width & 15)
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{
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vfsFreeFile(wal_file_buffer);
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Sys_Printf("Invalid WAL file %s: Width not multiple of 16!\n", name);
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return;
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}
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if ( wal_header->height & 15)
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{
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vfsFreeFile(wal_file_buffer);
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Sys_Printf("Invalid WAL file %s: Height not multiple of 16!\n", name);
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return;
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}
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// Get WAL Info
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*width = wal_header->width; // Only interested in 1st MIP
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*height = wal_header->height;
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num_pixels = (*width) * (*height);
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size = num_pixels*4;
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// Allocate buffer
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buf_temp = (unsigned char *)(g_malloc(size));
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*pic = buf_temp;
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// Image data
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buffer = wal_file_buffer + wal_header->offsets[0];
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// Load texture into buffer
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palette_ent = buffer;
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for(i=0; i<num_pixels; i++)
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{
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*buf_temp++ = quake2_palette[*palette_ent][0];
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*buf_temp++ = quake2_palette[*palette_ent][1];
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*buf_temp++ = quake2_palette[*palette_ent][2];
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*buf_temp++ = 255; // No alpha
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palette_ent++;
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}
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vfsFreeFile(wal_file_buffer);
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}
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