mirror of
https://github.com/DrBeef/JKXR.git
synced 2024-11-27 22:43:15 +00:00
4597b03873
Opens in Android Studio but haven't even tried to build it yet (it won't.. I know that much!)
142 lines
3.7 KiB
C++
142 lines
3.7 KiB
C++
/*
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===========================================================================
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Copyright (C) 1999 - 2005, Id Software, Inc.
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Copyright (C) 2000 - 2013, Raven Software, Inc.
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Copyright (C) 2001 - 2013, Activision, Inc.
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Copyright (C) 2005 - 2015, ioquake3 contributors
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Copyright (C) 2013 - 2015, OpenJK contributors
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This file is part of the OpenJK source code.
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OpenJK is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License version 2 as
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published by the Free Software Foundation.
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This program 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 this program; if not, see <http://www.gnu.org/licenses/>.
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===========================================================================
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*/
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#include "../server/exe_headers.h"
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#include "../rd-common/tr_common.h"
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const int MAX_IMAGE_LOADERS = 10;
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struct ImageLoaderMap
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{
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const char *extension;
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ImageLoaderFn loader;
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} imageLoaders[MAX_IMAGE_LOADERS];
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int numImageLoaders;
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/*
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=================
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Finds the image loader associated with the given extension.
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=================
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*/
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const ImageLoaderMap *FindImageLoader ( const char *extension )
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{
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for ( int i = 0; i < numImageLoaders; i++ )
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{
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if ( Q_stricmp (extension, imageLoaders[i].extension) == 0 )
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{
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return &imageLoaders[i];
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}
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}
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return NULL;
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}
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/*
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=================
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Adds a new image loader to load the specified image file extension.
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The 'extension' string should not begin with a period (full stop).
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=================
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*/
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qboolean R_ImageLoader_Add ( const char *extension, ImageLoaderFn imageLoader )
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{
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if ( numImageLoaders >= MAX_IMAGE_LOADERS )
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{
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ri.Printf (PRINT_DEVELOPER, "R_AddImageLoader: Cannot add any more image loaders (maximum %d).\n", MAX_IMAGE_LOADERS);
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return qfalse;
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}
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if ( FindImageLoader (extension) != NULL )
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{
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ri.Printf (PRINT_DEVELOPER, "R_AddImageLoader: Image loader already exists for extension \"%s\".\n", extension);
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return qfalse;
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}
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ImageLoaderMap *newImageLoader = &imageLoaders[numImageLoaders];
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newImageLoader->extension = extension;
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newImageLoader->loader = imageLoader;
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numImageLoaders++;
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return qtrue;
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}
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/*
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=================
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Initializes the image loader, and adds the built-in
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image loaders
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=================
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*/
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void R_ImageLoader_Init()
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{
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Com_Memset (imageLoaders, 0, sizeof (imageLoaders));
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numImageLoaders = 0;
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R_ImageLoader_Add ("jpg", LoadJPG);
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R_ImageLoader_Add ("png", LoadPNG);
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R_ImageLoader_Add ("tga", LoadTGA);
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}
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/*
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=================
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Loads any of the supported image types into a cannonical
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32 bit format.
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=================
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*/
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void R_LoadImage( const char *shortname, byte **pic, int *width, int *height ) {
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*pic = NULL;
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*width = 0;
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*height = 0;
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// Try loading the image with the original extension (if possible).
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const char *extension = COM_GetExtension (shortname);
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const ImageLoaderMap *imageLoader = FindImageLoader (extension);
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if ( imageLoader != NULL )
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{
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imageLoader->loader (shortname, pic, width, height);
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if ( *pic )
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{
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return;
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}
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}
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// Loop through all the image loaders trying to load this image.
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char extensionlessName[MAX_QPATH];
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COM_StripExtension(shortname, extensionlessName, sizeof( extensionlessName ));
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for ( int i = 0; i < numImageLoaders; i++ )
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{
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const ImageLoaderMap *tryLoader = &imageLoaders[i];
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if ( tryLoader == imageLoader )
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{
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// Already tried this one.
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continue;
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}
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const char *name = va ("%s.%s", extensionlessName, tryLoader->extension);
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tryLoader->loader (name, pic, width, height);
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if ( *pic )
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{
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return;
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}
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}
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}
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