gtkradiant/plugins/imagem8/m8.cpp
mattn 99b8049c8c * fixed warnings
git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/trunk@278 8a3a26a2-13c4-0310-b231-cf6edde360e5
2008-06-26 11:40:59 +00:00

108 lines
2.8 KiB
C++

/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <string.h>
#include <glib.h>
#include "m8.h"
void LoadM8(const char *name, unsigned char **pic, int *width, int *height)
{
// FILE *f;
m8_header_t *m8_header;
rgb_t *palette;
int i, num_pixels, size;
char text_buf[255] = { 0 };
char *text_dot_pos;
unsigned int length;
unsigned char *palette_ent, *buf_temp;
unsigned char *buffer, *m8_file_buffer;
strcpy(text_buf, name);
text_dot_pos = strchr(text_buf, '.');
if (text_dot_pos)
*text_dot_pos = 0;
// Fix for .pcx.m8 extention
strcat(text_buf, ".pcx.m8");
// open file
if ( (length = vfsLoadFile ((char *) text_buf, (void **) &m8_file_buffer, 0)) == (unsigned int) -1)
{
strcpy(text_buf, name);
for(i=(strlen(text_buf)-1); i>0; i--)
{
if(text_buf[i]=='.')
{
text_buf[i]=0;
break;
}
}
strcat(text_buf, ".m8");
if ( length = vfsLoadFile ((char *) text_buf, (void **) &m8_file_buffer, 0) == (unsigned int) -1)
{
Sys_Printf("Unable to open file %s\n",name);
return;
}
}
m8_header = (m8_header_t *)m8_file_buffer;
// make sure we have a valid M8 file
if ( m8_header->version != M8_VERSION)
{
vfsFreeFile(m8_file_buffer);
Sys_Printf("Invalid M8 file %s\n", name);
return;
}
// Get M8 Info
*width = m8_header->width[0]; // Only interested in 1st MIP
*height = m8_header->height[0];
num_pixels = (*width) * (*height);
size = num_pixels*4;
// Allocate buffer
buf_temp = (unsigned char *)(g_malloc(size));
*pic = buf_temp;
// Load Palette
palette = m8_header->palette;
// Image data
buffer = m8_file_buffer + m8_header->offsets[0];
// Load texture into buffer
palette_ent = buffer;
for(i=0; i<num_pixels; i++)
{
*buf_temp++ = palette[*palette_ent].r;
*buf_temp++ = palette[*palette_ent].g;
*buf_temp++ = palette[*palette_ent].b;
*buf_temp++ = 255; // No alpha
palette_ent++;
}
Sys_Printf("Loaded file %s\n",text_buf);
vfsFreeFile(m8_file_buffer);
}