#include "gd.h"

#include "gdtest.h"

int main()

{

	gdImagePtr im;

	int x, y, c;

	int r=0;

	im = gdImageCreateTrueColor(256, 256);

	gdImageAlphaBlending( im, gdEffectReplace );

	for (x=0; x<256; x++) {

		for (y=0; y<256; y++) {

			c = (y/2 << 24) + (x << 16) + (x << 8) + x;

			gdImageSetPixel(im, x, y, c );

		}

	}

	gdImageAlphaBlending( im, gdEffectOverlay );

	gdImageFilledRectangle(im, 0, 0, 255, 255, 0xff7f00);

	if (gdTrueColorGetGreen(gdImageGetPixel(im, 0, 128)) != 0x00) {

		r = 1;

	}

	if (gdTrueColorGetGreen(gdImageGetPixel(im, 128, 128)) != 0x80) {

		r = 1;

	}

	if (gdTrueColorGetGreen(gdImageGetPixel(im, 255, 128)) != 0xff) {

		r = 1;

	}

	gdImageDestroy(im);

	return r;

}