Initital shader lighting support

lib/game_objects/light.rb

@@ -1,35 +1,19 @@
 class IMICFPS
   class Light
-    attr_reader :ambient, :diffuse, :specular, :position, :light_id
-    attr_accessor :x, :y, :z, :intensity
-    def initialize(id:, x:,y:,z:,
+    attr_reader :light_id
+    attr_accessor :ambient, :diffuse, :specular, :position, :intensity
+    def initialize(id:,
                    ambient: Vector.new(0.5, 0.5, 0.5, 1),
                    diffuse: Vector.new(1, 0.5, 0, 1), specular: Vector.new(0.2, 0.2, 0.2, 1),
-                   position: Vector.new(x, y, z, 0), intensity: 1)
+                   position: Vector.new(0, 0, 0, 0), intensity: 1
+                  )
       @light_id = id
-      @x,@y,@z = x,y,z
       @intensity = intensity
 
-      self.ambient   = ambient
-      self.diffuse   = diffuse
-      self.specular  = specular
-      self.position  = position
-    end
-
-    def ambient=(color)
-      @ambient = convert(color).pack("f*")
-    end
-
-    def diffuse=(color)
-      @diffuse = convert(color, true).pack("f*")
-    end
-
-    def specular=(color)
-      @specular = convert(color, true).pack("f*")
-    end
-
-    def position=(vertex)
-      @position = convert(vertex).pack("f*")
+      @ambient  = ambient
+      @diffuse  = diffuse
+      @specular = specular
+      @position = position
     end
 
     def draw