Texture facet of draw statement ignored in 2d displays

[lesquoyb]

Describe the bug
As the title says, when displayed in 2d, the texture facet of the draw statement is completely ignored and the objects are displayed in white.

To Reproduce
Steps to reproduce the behavior:

1. Open any model using textures, for example Procedural City.gaml
2. change one of the display to 2d
3. See error

Expected behavior
Either the texture is applied or at least it is documented in the facet that it won't work in 2d/a warning/info message is shown in the 2d display when a species with an aspect requiring textures is called