2021-08-06から1日間の記事一覧
function colorOfAllPixel(canvas){ var r,g,b; var index; var colorstr; var ret=""; const pixel=canvas.getContext("2d").getImageData(0,0,canvas.width,canvas.height).data; for(index=0;index
function colorOfAllPixel(canvas){ var r,g,b; var index; var colorstr; var ret=""; const pixel=canvas.getContext("2d").getImageData(0,0,canvas.width,canvas.height).data; for(index=0;index