Broke everything

lib/object.rb

@@ -1,35 +1,47 @@
 class IMICFPS
   class Object
-    Vertex = Struct.new("Vertex", :x, :y, :z)
+    include GL
+    include GLU
+    TextureCoordinate = Struct.new(:u, :v, :weight)
+    Vertex = Struct.new(:x, :y, :z, :weight)
+    Color = Struct.new(:red, :green, :blue)
 
     attr_accessor :vertexes, :texures, :normals, :faces
 
     def initialize(object = "objects/cube.obj")
-      @level = File.open(object, 'r')
+      @object_path = object
+      @file = File.open(object, 'r')
+      @material_file = nil
       @vertexes = []
       @textures = []
       @normals = []
       @faces = []
       parse
+      @color = Color.new(1.0,1.0,1.0)
     end
 
     def parse
-      @level.each_line do |line|
+      @file.each_line do |line|
         line = line.strip
 
         array = line.split(' ')
         case array[0]
+        when 'mtllib'
+          @material_file = array[1]
+          puts @material_file
+          parse_mtllib
+        when 'usemtl'
+          # PI*(r*r)
+          set_material(array[1])
+        when 'o'
+          change_object(array[1])
         when 'v'
-          vert = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]))
-          @vertexes << vert
+          add_vertex(array)
         when 'vt'
-          p array
-          # vert = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]))
-          # @textures << vert
+          add_texture_coordinate(array)
 
         when 'vn'
-          vert = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]))
-          @normals << vert
+          add_normal(array)
 
         when 'f'
           vert = []
@@ -46,5 +58,77 @@ class IMICFPS
         end
       end
     end
+
+    def parse_mtllib
+      file = File.open(@object_path.sub(File.basename(@object_path), '')+@material_file, 'r')
+      file.readlines.each do |line|
+        array = line.strip.split(' ')
+        p array
+        case array.first
+        when 'newmtl'
+        when 'Ns' # Specular Exponent
+        when 'Ka' # Ambient
+        when 'Kd' # Diffuse
+        when 'Ks' # Specular
+        when 'Ke' # Emissive
+        when 'Ni' # Unknown (Blender Specific?)
+        when 'd'  # Dissolved (Transparency)
+        when 'illum' # Illumination model
+        end
+      end
+    end
+
+    def add_vertex(array)
+      vert = nil
+      if array.size == 5
+        vert = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]), Float(array[4]))
+      elsif array.size == 4
+        vert = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]), 1.0)
+      end
+      @vertexes << vert
+    end
+
+    def add_normal(array)
+      vert = nil
+      if array.size == 5
+        vert = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]), Float(array[4]))
+      elsif array.size == 4
+        vert = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]), 1.0)
+      end
+      @normals << vert
+    end
+
+    def add_texture_coordinate(array)
+      texture = nil
+      if array.size == 4
+        texture = Vertex.new(Float(array[1]), Float(array[2]), Float(array[3]))
+      elsif array.size == 3
+        texture = Vertex.new(Float(array[1]), Float(array[2]), 0.0)
+      end
+      @textures << texture
+    end
+
+    def draw
+      glEnable(GL_CULL_FACE)
+      glEnable(GL_COLOR_MATERIAL)
+      glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE)
+      glBegin(GL_TRIANGLES) # begin drawing model
+        self.faces.each do |vert|
+          vertex = vert[0]
+          normal = vert[1]
+
+          glColor3f(@color.red, @color.green, @color.blue)
+          glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, [@color.red, @color.green, @color.blue, 1.0])
+          glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, [@color.red, @color.green, @color.blue, 1.0])
+          glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, [1,1,1,1])
+          glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, [10.0])
+
+          glNormal3f(normal.x, normal.y, normal.z)
+          glVertex3f(vertex.x, vertex.y, vertex.z)
+        end
+      glEnd
+      glDisable(GL_CULL_FACE)
+      glDisable(GL_COLOR_MATERIAL)
+    end
   end
 end