added width,height and depth vars to GameObjects, randomly position 25 trees about the terrain.

lib/objects/game_object.rb

@@ -8,8 +8,8 @@ class IMICFPS
     attr_accessor :x, :y, :z, :scale
     attr_accessor :visible, :renderable, :backface_culling
     attr_accessor :x_rotation, :y_rotation, :z_rotation
-    attr_reader :model, :name, :debug_color
-    def initialize(x: 0, y: 0, z: 0, bound_model: nil, scale: MODEL_METER_SCALE, backface_culling: true, auto_manage: true)
+    attr_reader :model, :name, :debug_color, :terrain, :width, :height, :depth
+    def initialize(x: 0, y: 0, z: 0, bound_model: nil, scale: MODEL_METER_SCALE, backface_culling: true, auto_manage: true, terrain: nil)
       @x,@y,@z,@scale = x,y,z,scale
       @bound_model = bound_model
       @backface_culling = backface_culling
@@ -17,16 +17,29 @@ class IMICFPS
       @renderable = true
       @x_rotation,@y_rotation,@z_rotation = 0,0,0
       @debug_color = Color.new(0.0, 1.0, 0.0)
+      @terrain = terrain
+      @width, @height, @depth = 0,0,0
 
       ObjectManager.add_object(self) if auto_manage
       setup
 
+      if @bound_model
+        box = normalize_bounding_box(@bound_model.model.bounding_box)
+        @width  = box.max_x-box.min_x
+        @height = box.max_y-box.min_y
+        @depth  = box.max_z-box.min_z
+      end
+
       return self
     end
 
     def bind_model(model)
       raise "model isn't a model!" unless model.is_a?(ModelLoader)
       @bound_model = model
+      box = normalize_bounding_box(@bound_model.model.bounding_box)
+      @width  = box.max_x-box.min_x
+      @height = box.max_y-box.min_y
+      @depth  = box.max_z-box.min_z
     end
 
     def model