diff --git a/raycaster.py b/raycaster.py
index ddd659a..7eb744e 100755
--- a/raycaster.py
+++ b/raycaster.py
@@ -137,7 +137,9 @@ class Main:
 
 		# Cast 60 rays from -30° to +30° (60° viewing angle)
 		for i in range(60):
-			rayAngle = playerAngle - (i - 30)*DEGREE_IN_RADIANTS
+			rayAngle = playerAngle + (i - 30)*DEGREE_IN_RADIANTS
+			if rayAngle < 0:
+				rayAngle = 2 * math.pi + rayAngle
 
 			# Check horizontal lines
 			dof = 0 # Depth of field
@@ -224,7 +226,7 @@ class Main:
 				shortestDist = horizDist
 
 			# Draw rays in 2D view
-			sdl2.ext.draw.line(self.mapSurface, sdl2.ext.Color(0,0,255,255), (self.player_position["x"], self.player_position["y"], rayX, rayY))
+			sdl2.ext.draw.line(self.mapSurface, sdl2.ext.Color(i*4,0,255,255), (self.player_position["x"], self.player_position["y"], rayX, rayY))
 
 
 			# ------ Draw 3D view ------