Data update

Task/Bitmap-Bresenhams-line-algorithm/MiniScript/bitmap-bresenhams-line-algorithm.mini

@@ -0,0 +1,38 @@
+drawLine = function(img, x0, y0, x1, y1, colr)
+	sign = function(a, b)
+		if a < b then return 1
+		return -1
+	end function
+	
+	dx = abs(x1 - x0)
+	sx = sign(x0, x1)
+	
+	dy = abs(y1 - y0)
+	sy = sign(y0, y1)
+	
+	if dx > dy then
+		err = dx
+	else
+		err = -dy
+	end if
+	err = floor(err / 2)
+	
+	while true
+		img.setPixel x0, y0, colr
+		if x0 == x1 and y0 == y1 then break
+		e2 = err
+		if e2 > -dx then
+			err -= dy
+			x0 += sx
+		end if
+		if e2 < dy then
+			err += dx
+			y0 += sy
+		end if
+	end while
+end function
+
+img= Image.create(320, 320)
+drawLine img, 0, 0, 250, 300, color.red
+gfx.clear
+gfx.drawImage img, 0, 0