Spoort for displacement in instanced objects

blender/arm/material/make_mesh.py

@@ -185,6 +185,8 @@ def make_base(con_mesh, parse_opacity):
             sh = vert
         else:
             sh = tese
+        if(con_mesh.is_elem('ipos')):
+            vert.write('wposition = vec4(W * spos).xyz;')
         sh.add_uniform('mat4 VP', '_viewProjectionMatrix')
         sh.write('wposition += wnormal * disp;')
         sh.write('gl_Position = VP * vec4(wposition, 1.0);')