#include <stdio.h>
#include <windows.h>

int main(int argc, char *argv[])
{
	HDC curdc;
	WORD gamma[3][256];
	int x, y;
	
	printf("Attempting to reset gamma ramp\n");
	curdc = GetDC(0);
	printf("Calculating...\n");
	for (x = 0; x < 3; x++) {
		for (y = 0; y < 256; y++) {
			gamma[x][y] = (int)(65535.0 * (y / 255.0));
		}
	}
	printf("Setting...\n");
	SetDeviceGammaRamp(curdc, gamma);
	
	return 0;
}