+enum classtype
+{
+ k_classtype_none = 0,
+ k_classtype_gate = 1,
+ k_classtype_spawn = 3,
+ k_classtype_water = 4,
+ k_classtype_route_node = 8,
+ k_classtype_route = 9,
+ k_classtype_bone = 10,
+ k_classtype_skeleton = 11,
+ k_classtype_skin = 12,
+ k_classtype_audio = 14,
+ k_classtype_trigger = 100,
+ k_classtype_logic_achievement = 101,
+ k_classtype_logic_relay = 102
+};
+
+enum mdl_shader
+{
+ k_shader_standard = 0,
+ k_shader_standard_cutout = 1,
+ k_shader_terrain_blend = 2,
+ k_shader_standard_vertex_blend = 3,
+ k_shader_water = 4
+};
+
+enum mdl_surface_prop
+{
+ k_surface_prop_concrete = 0,
+ k_surface_prop_wood = 1,
+ k_surface_prop_grass = 2
+};
+
+enum material_flag
+{
+ k_material_flag_skate_surface = 0x1,
+ k_material_flag_collision = 0x2,
+ k_material_flag_grow_grass = 0x4
+};
+