Fixed missing spaces, added terrain object, various tweaks trying to get collision detection working correctly; Still isn't...

lib/objects/terrain.rb

@@ -0,0 +1,29 @@
+class IMICFPS
+  class Terrain
+    include OpenGL
+    def initialize(size:, heightmap: nil)
+      @size = size
+      @heightmap = heightmap
+    end
+
+    def draw
+      height = 0
+      glEnable(GL_COLOR_MATERIAL)
+
+      glBegin(GL_TRIANGLES)
+        glNormal3f(0,1,0)
+        glColor3f(1, 0.5, 0.0)
+        glVertex3f(-@size,height,-@size)
+        glVertex3f(-@size,height,@size)
+        glVertex3f(@size,height,@size)
+
+        glColor3f(0, 0.5, 0.0)
+        glVertex3f(@size,height,@size)
+        glVertex3f(@size,height,-@size)
+        glVertex3f(-@size,height,-@size)
+      glEnd
+
+      glDisable(GL_COLOR_MATERIAL)
+    end
+  end
+end