Image.cpp

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#include "Image.h"

/********************************************************************
 * Constructor
 */
Image::Image() {
        data = NULL;
        clear();
}

/********************************************************************
 * Destructor
 */
Image::~Image() {
        clear();
}

/********************************************************************
 * Clear
 */
void Image::clear() {
        if (data != NULL) delete data;
        data = NULL;
        width = height = 0;
        format = 0;
}

/********************************************************************
 * Load image
 */
bool Image::loadImage(const char *filename) {
        char *extension = strrchr(filename, '.');

        if (extension == NULL)
                return false;

        clear();

        if (stricmp(extension, ".bmp") == 0)
                return loadBMP(filename);

        LOG_ERROR(("Unable to load image << %s >>", filename));
        return false;
}

/********************************************************************
 * Load BMP
 */
bool Image::loadBMP(const char *filename) {
        FILE *file = NULL;
        if (!filename)
                return NULL;

        file = fopen(filename, "r");
        if (!file) {
                LOG_ERROR(("Unable to load image << %s >>", filename));
                return false;
        }

        fclose(file);
        AUX_RGBImageRec *TextureImage[1];
        TextureImage[0] = auxDIBImageLoad(filename);

        width = TextureImage[0]->sizeX;
        height = TextureImage[0]->sizeY;
        data = TextureImage[0]->data;
        format = GL_RGB;

        LOG_SUCCESS(("Image << %s >> loaded", filename));
        return true;
}

/********************************************************************
 * Get height
 */
int Image::getHeight() const {
        return (height == 0) ? 1 : height;
}

/********************************************************************
 * Get width
 */
int Image::getWidth() const {
        return (width == 0) ? 1 : width;
}

/********************************************************************
 * Get format
 */
int Image::getFormat() const {
        return format;
}

/********************************************************************
 * Get data
 */
unsigned char *Image::getData() const {
        return data;
}


bool Image::toNormalMap(const bool useRGBA, const bool keepHeight) {
        return true;
}


bool Image::toGrayScale(const bool isRGBA, const bool reallocate) {
        return true;
}

bool Image::alphaFade() {
        return true;
}

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