sub setMaterialFlag( material_id, material_flag, f_value)

Sets the value of the specified material flag

Possible values for flag:

• MATERIAL_FLAG_WIREFRAME 
• MATERIAL_FLAG_POINTCLOUD 
• MATERIAL_FLAG_GOURAUD_SHADING 
• MATERIAL_FLAG_LIGHTING 
• MATERIAL_FLAG_ZBUFFER 
• MATERIAL_FLAG_ZWRITE_ENABLE 
• MATERIAL_FLAG_BACK_FACE_CULLING 
• MATERIAL_FLAG_FRONT_FACE_CULLING 
• MATERIAL_FLAG_BILINEAR_FILTER 
• MATERIAL_FLAG_TRILINEAR_FILTER 
• MATERIAL_FLAG_ANISOTROPIC_FILTER 
• MATERIAL_FLAG_FOG_ENABLE 
• MATERIAL_FLAG_NORMALIZE_NORMALS 
• MATERIAL_FLAG_TEXTURE_WRAP 
• MATERIAL_FLAG_ANTI_ALIASING 
• MATERIAL_FLAG_COLOR_MASK 
• MATERIAL_FLAG_COLOR_MATERIAL 
• MATERIAL_FLAG_USE_MIP_MAPS 
• MATERIAL_FLAG_BLEND_OPERATION 
• MATERIAL_FLAG_POLYGON_OFFSET 

Related: GetMaterialFlag GetActorMaterialFlag