2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "modulesystem.h"
26 #include "ifilesystem.h"
29 #include "generic/reference.h"
31 #include "stream/stringstream.h"
33 typedef Modules<_QERPlugImageTable> ImageModules;
34 ImageModules& Textures_getImageModules();
35 ImageModules& Textures_getFallbackImageModules();
37 /// \brief Returns a new image for the first file matching \p name in one of the available texture formats, or 0 if no file is found.
38 Image* QERApp_LoadImage( void* environment, const char* name ){
40 class LoadImageVisitor : public ImageModules::Visitor
45 LoadImageVisitor( const char* name, Image*& image )
46 : m_name( name ), m_image( image ){
48 void visit( const char* name, const _QERPlugImageTable& table ) const {
50 StringOutputStream fullname( 256 );
51 fullname << m_name << '.' << name;
52 ArchiveFile* file = GlobalFileSystem().openFile( fullname.c_str() );
54 // also look for .dds image in dds/ prefix like Doom3 or DarkPlaces
55 if ( file == 0 && !string_compare( name, "dds" ) )
58 fullname << name << '/' << m_name << '.' << name;
59 file = GlobalFileSystem().openFile( fullname.c_str() );
63 // tell user which image file is found for the given texture path
64 globalOutputStream() << "Found image file: " << makeQuoted( fullname.c_str() ) << "\n";
66 m_image = table.loadImage( *file );
73 Textures_getImageModules().foreachModule( LoadImageVisitor( name, image ) );
75 // Games can provide their own fallback, so only do this when previous
76 // loading attempt did not work.
77 if ( image == 0 && !!string_compare_nocase( name, "textures/radiant" ) )
79 Textures_getFallbackImageModules().foreachModule( LoadImageVisitor( name, image ) );