Hello i Have HP Bar in my game and it has 170px of width and then im gonna find start of this by mouse pos then i got $hpStart[0] = 661  $hpStart[1] = 230 ,  $hpEnd[0] = 839 And there is from $hpStart[0] = 661 the same color - 0xCB423B but depends of my points of hp for example on pixel  $hpStart[0] = 745 would be another color not  0xCB423B and then i will know my my character got 50% of health points.   I encountered problem here - for loop still looping to 839 and not founding