Mesh Shadow Component Casts Backwards Shadows

Serengeti (Rhino WIP) Grasshopper2
1

I recently bumped into this problem. Looks like an old one:

Any chance to fix it for GH2?

1 Like
2

Anyone taking this into account? Thanks!

3

also bumped on this today

looks like if a mesh intersects with the plane on which the shadow is generated, the shadow is also cast backwards

shadow on XY plane:

image
image1688Ă—741 232 KB

shadow on XZ plane:

image
image1731Ă—764 245 KB

Mesh_Shade.gh (18.7 KB)

half_intersecting Vs quarter_non_intersecting sphere with double rays:

image
image1742Ă—658 190 KB

Mesh_Shade_half_quarter_spheres.gh (15.3 KB)

behavior is the very same on 7 SR35 (7.35.23280.19001, 2023-10-07) and 8 SR1 (8.1.23318.13001, 2023-11-14)

4

another post another year…