imageIO.hpp

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#ifndef __IMAGEIO__
#define __IMAGEIO__

#include <tucano/utils/pamIO.hpp>
#include <tucano/utils/ppmIO.hpp>

namespace Tucano
{

namespace ImageImporter
{

static bool loadImage (string filename, Tucano::Texture* tex) __attribute__ ((unused));
static bool writeImage (string filename, Tucano::Framebuffer* tex, int attach = 0) __attribute__ ((unused));

/* @brief Loads a texture from a supported file format.
 * Checks file extension, if format is supported reads file and loads texture
 *
 * @param filename Given filename.
 * @param tex Pointer to the texture
 * @return True if loaded successfully, false otherwise
 */
static bool loadImage (string filename, Tucano::Texture *tex)
{
    string ext = filename.substr(filename.find_last_of(".") + 1);
    if( ext.compare("pam") == 0)
    {
        return loadPAMImage (filename, tex);
    } 
    else if (ext.compare("ppm") == 0)
    {
        return loadPPMImage (filename, tex);
    }
    std::cerr << "format not supported : " << ext.c_str() << std::endl;
    return false;

}

static bool writeImage (string filename, Tucano::Framebuffer* fbo, int attach)
{
    string ext = filename.substr(filename.find_last_of(".") + 1);
    if( ext.compare("pam") == 0)
    {
        return writePAMImage (filename, fbo, attach);
    } 
    else if (ext.compare("ppm") == 0)
    {
        return false;//writePPMImage (filename, fbo, attach);
    }
    std::cerr << "format not supported : " << ext.c_str() << std::endl;
    return false;
}


}
}
#endif