uv_random_rotation.py

uv_random_rotation.py#

:uv_random_rotation.py
uv_random_rotation.py

Randomly rotate the UV islands and pack them

1# In this example we rotate all islands randomly and then pack them.
2import coat
3
4# go to the uv-room to set the context
5coat.ui.toRoom("UV")
6
7current_uv_set = coat.uv.currentUvSet()
8n_islands = coat.uv.islandsCount(current_uv_set)
9# run through all islands
10for i in range(n_islands):
11 island_mesh = coat.uv.islandToMesh(current_uv_set,i)
12 # rotate the island randomly
13 center = island_mesh.getBounds().GetCenter()
14 island_mesh.transform(coat.mat4.RotationAt(center, coat.vec3.AxisZ, coat.math.Rand(0,360)))
15 # update the island
16 coat.uv.meshToIsland(island_mesh, current_uv_set, i)
17coat.uv.pack(current_uv_set, False, True)
18
:uv_random_rotation.py 
 1     # In this example we rotate all islands randomly and then pack them.
 2     import coat
 3
 4     # go to the uv-room to set the context
 5     coat.ui.toRoom("UV")
 6
 7     current_uv_set = coat.uv.currentUvSet()
 8     n_islands = coat.uv.islandsCount(current_uv_set)
 9     # run through all islands
10     for i in range(n_islands):
11             island_mesh = coat.uv.islandToMesh(current_uv_set,i)
12             # rotate the island randomly
13             center = island_mesh.getBounds().GetCenter()
14             island_mesh.transform(coat.mat4.RotationAt(center, coat.vec3.AxisZ, coat.math.Rand(0,360)))
15             # update the island
16             coat.uv.meshToIsland(island_mesh, current_uv_set, i)
17
18     coat.uv.pack(current_uv_set, False, True)