Files
pvvmud/common/lib/texture/load_tiff.C
2025-03-05 08:37:43 +01:00

66 lines
2.1 KiB
C

/*
* PVVMUD a 3D MUD
* Copyright (C) 1998-1999 Programvareverkstedet (pvv@pvv.org)
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "pvvmud.H"
#include <stdlib.h>
#include <tiffio.h>
#include "texture.H"
#include "exception.H"
/******************************************************************************
* load_tiff *
* input tiff_file_name File name of tiff file to open *
* retun NULL if failed to open tiff. *
* Created 17/11-1997 by Anders Reggestad *
******************************************************************************/
void CTextureMap::loadTIFF(char * tiff_file_name){
uint32 w, h, ii;
uint32 * tif_raster;
TIFF* tif;
tif = TIFFOpen( tiff_file_name, "r" );
if (tif == NULL){
throw new CException("Failed to open tiff file");
}
TIFFGetField(tif, TIFFTAG_IMAGEWIDTH, &w);
TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &h);
m_width = w;
m_height = h;
m_data = (unsigned char*)malloc(w*h*sizeof(DWORD));
tif_raster = (uint32*)_TIFFmalloc( w*h*sizeof(uint32) );
if (tif_raster == NULL){
throw new CException("Failed to malloc tif_raster");
}
if (TIFFReadRGBAImage(tif, w, h, tif_raster, 0)){
for (ii=0; ii < w*h; ii++)
((DWORD*)m_data)[ii] = tif_raster[ii];
}
_TIFFfree( tif_raster );
TIFFClose( tif );
}