Function saveRgba

MyGUIEngine/src/msdfgen/core/save-rgba.cpp:43–57

};

bool saveRgba(BitmapConstSection<byte, 1> bitmap, const char *filename) {
    RgbaFileOutput output(filename, bitmap.width, bitmap.height);
    if (output) {
        byte rgba[4] = { byte(0), byte(0), byte(0), byte(0xff) };
        bitmap.reorient(Y_DOWNWARD);
        for (int y = 0; y < bitmap.height; ++y) {
            for (const byte *p = bitmap(0, y), *end = p+bitmap.width; p < end; ++p) {
                rgba[0] = rgba[1] = rgba[2] = *p;
                output.writePixel(rgba);
            }
        }
        return true;
    }
    return false;
}

bool saveRgba(BitmapConstSection<byte, 3> bitmap, const char *filename) {
    RgbaFileOutput output(filename, bitmap.width, bitmap.height);