/**

 * Regression test for <https://github.com/libgd/libgd/issues/330>.

 *

 * We're testing that after scaling a palette image, the center pixel actually

 * has the expected color value.

 */

#include "gd.h"

#include "gdtest.h"

int main()

{

    gdImagePtr src, dst;

    int color;

    src = gdImageCreate(100, 100);

    gdImageColorAllocate(src, 255, 255, 255);

    gdImageSetInterpolationMethod(src, GD_BILINEAR_FIXED);

    dst = gdImageScale(src, 200, 200);

    color = gdImageGetPixel(dst, 99, 99);

    gdTestAssertMsg(color == 0xffffff,

                    "expected color ffffff, but got %x\n", color);

    gdImageDestroy(src);

    gdImageDestroy(dst);

    return 0;

}