Renamed objects/ to game_objects/ removed redundant entities, added Map loader and test map, made LoadingState use Map for entity asset loading.

lib/game_objects/light.rb

@@ -0,0 +1,62 @@
+class IMICFPS
+  class Light
+    attr_reader :ambient, :diffuse, :specular, :position, :light_id
+    attr_accessor :x, :y, :z, :intensity
+    def initialize(x:,y:,z:, game_state:,
+                   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)
+      @x,@y,@z = x,y,z
+      @game_state = game_state
+      @intensity = intensity
+
+      self.ambient   = ambient
+      self.diffuse   = diffuse
+      self.specular  = specular
+      self.position  = position
+      @light_id = available_light
+
+      @game_state.add_light(self)
+    end
+
+    def available_light
+      raise "Using to many lights, #{@game_state.light_count}/#{LightManager::MAX_LIGHTS}" if @game_state.light_count > LightManager::MAX_LIGHTS
+      puts "OpenGL::GL_LIGHT#{@game_state.light_count}" if $debug.get(:stats)
+      @light_id = Object.const_get "OpenGL::GL_LIGHT#{@game_state.light_count}"
+    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*")
+    end
+
+    def draw
+      glLightfv(@light_id, GL_AMBIENT, @ambient)
+      glLightfv(@light_id, GL_DIFFUSE, @diffuse)
+      glLightfv(@light_id, GL_SPECULAR, @specular)
+      glLightfv(@light_id, GL_POSITION, @position)
+      glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, 1)
+      glEnable(GL_LIGHTING)
+      glEnable(@light_id)
+    end
+
+    def convert(struct, apply_intensity = false)
+      if apply_intensity
+        return struct.to_a.compact.map{|i| i*@intensity}
+      else
+        return struct.to_a.compact
+      end
+    end
+  end
+end