mirror of
https://github.com/Oibaf66/frodo-wii.git
synced 2024-12-02 08:24:52 +01:00
123 lines
4.1 KiB
C++
123 lines
4.1 KiB
C++
/* _______ __ __ __ ______ __ __ _______ __ __
|
|
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
|
|
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
|
|
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
|
|
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
|
|
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
|
|
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
|
|
*
|
|
* Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
|
|
*
|
|
*
|
|
* Per Larsson a.k.a finalman
|
|
* Olof Naessén a.k.a jansem/yakslem
|
|
*
|
|
* Visit: http://guichan.sourceforge.net
|
|
*
|
|
* License: (BSD)
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name of Guichan nor the names of its contributors may
|
|
* be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
|
|
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
|
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/*
|
|
* For comments regarding functions please see the header file.
|
|
*/
|
|
|
|
#include "guichan/sdl/sdlimage.hpp"
|
|
|
|
#include "SDL_image.h"
|
|
|
|
#include "guichan/exception.hpp"
|
|
#include "guichan/sdl/sdlimageloader.hpp"
|
|
|
|
namespace gcn
|
|
{
|
|
Image* SDLImageLoader::load(const std::string& filename,
|
|
bool convertToDisplayFormat)
|
|
{
|
|
SDL_Surface *loadedSurface = loadSDLSurface(filename);
|
|
|
|
if (loadedSurface == NULL)
|
|
{
|
|
throw GCN_EXCEPTION(
|
|
std::string("Unable to load image file: ") + filename);
|
|
}
|
|
|
|
SDL_Surface *surface = convertToStandardFormat(loadedSurface);
|
|
SDL_FreeSurface(loadedSurface);
|
|
|
|
if (surface == NULL)
|
|
{
|
|
throw GCN_EXCEPTION(
|
|
std::string("Not enough memory to load: ") + filename);
|
|
}
|
|
|
|
Image *image = new SDLImage(surface, true);
|
|
|
|
if (convertToDisplayFormat)
|
|
{
|
|
image->convertToDisplayFormat();
|
|
}
|
|
|
|
return image;
|
|
}
|
|
|
|
SDL_Surface* SDLImageLoader::loadSDLSurface(const std::string& filename)
|
|
{
|
|
return IMG_Load(filename.c_str());
|
|
}
|
|
|
|
SDL_Surface* SDLImageLoader::convertToStandardFormat(SDL_Surface* surface)
|
|
{
|
|
Uint32 rmask, gmask, bmask, amask;
|
|
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
|
|
rmask = 0xff000000;
|
|
gmask = 0x00ff0000;
|
|
bmask = 0x0000ff00;
|
|
amask = 0x000000ff;
|
|
#else
|
|
rmask = 0x000000ff;
|
|
gmask = 0x0000ff00;
|
|
bmask = 0x00ff0000;
|
|
amask = 0xff000000;
|
|
#endif
|
|
|
|
SDL_Surface *colorSurface = SDL_CreateRGBSurface(SDL_SWSURFACE,
|
|
0, 0, 32,
|
|
rmask, gmask, bmask, amask);
|
|
|
|
SDL_Surface *tmp = NULL;
|
|
|
|
if (colorSurface != NULL)
|
|
{
|
|
tmp = SDL_ConvertSurface(surface, colorSurface->format,
|
|
SDL_SWSURFACE);
|
|
SDL_FreeSurface(colorSurface);
|
|
}
|
|
|
|
return tmp;
|
|
}
|
|
}
|