Merge pull request #908 from compas-dev/blender-booleans

Blender plugin for boolean pluggables

Author: tomvanmele

CHANGELOG.md

@@ -17,6 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Added `Plane.offset`.
 * Added `draw_node_labels` and `draw_edgelabels` to `compas_blender.artists.NetworkArtist`.
 * Added `compas_blender.artists.RobotModelArtist.clear`.
+* Added `compas_blender.geometry.booleans` as plugin for boolean pluggables.
 
 ### Changed
 

src/compas_blender/__init__.py

@@ -46,5 +46,5 @@ def clear():
 
 __all__ = [name for name in dir() if not name.startswith('_')]
 __all_plugins__ = [
-    # 'compas_blender.geometry.booleans',
+    'compas_blender.geometry.booleans',
 ]

src/compas_blender/geometry/booleans/__init__.py

@@ -1,6 +1,4 @@
 import bpy
-
-from compas.geometry import add_vectors
 from compas.plugins import plugin
 
 
@@ -78,10 +76,21 @@ def boolean_intersection_mesh_mesh(A, B, remesh=False):
 
 
 def _boolean_operation(A, B, method):
+    from compas_blender.utilities import draw_mesh
+    from compas_blender.utilities import delete_object
+    from compas_blender.utilities import delete_unused_data
+    A = draw_mesh(* A)
+    B = draw_mesh(* B)
     boolean = A.modifiers.new(type="BOOLEAN", name="A {} B".format(method))
     boolean.object = B
     boolean.operation = method
     bpy.ops.object.modifier_apply({"object": A}, modifier=boolean.name)
-    vertices = [add_vectors(A.location, vertex.co) for vertex in A.data.vertices]
-    faces = [list(A.data.polygons[face].vertices) for face in range(len(A.data.polygons))]
+    graph = bpy.context.evaluated_depsgraph_get()
+    C = A.evaluated_get(graph)
+    D = bpy.data.meshes.new_from_object(C)
+    vertices = [list(vertex.co)[:] for vertex in D.vertices]
+    faces = [list(face.vertices)[:] for face in D.polygons]
+    delete_object(A)
+    delete_object(B)
+    delete_unused_data()
     return vertices, faces