update obbox export

Author: nkx

io_mesh_w3d/bone_volume_export.py

@@ -41,6 +41,7 @@ def export_bone_volume_data(context, filepath):
 
         location, rotation, scale = mesh.matrix_world.decompose()
         extend = get_aa_box(mesh.data.vertices)
+        center = get_aa_center(mesh.data.vertices)
         halfX = extend.x * scale.x * 0.5
         halfY = extend.y * scale.y * 0.5
         halfZ = extend.z * scale.z * 0.5
@@ -50,7 +51,7 @@ def export_bone_volume_data(context, filepath):
         box.set('HalfSizeY', format_str(halfY))
         box.set('HalfSizeZ', format_str(halfZ))
 
-        create_vector(location, box, 'Translation')
+        create_vector(location + center, box, 'Translation')
         create_quaternion(rotation, box, 'Rotation')
 
     write(root, filepath)

io_mesh_w3d/common/utils/box_export.py

@@ -5,18 +5,25 @@
 from io_mesh_w3d.common.structs.collision_box import *
 
 
-def retrieve_boxes(container_name):
+def retrieve_boxes(context, container_name):
     boxes = []
 
     for mesh_object in get_objects('MESH'):
         if mesh_object.data.object_type != 'BOX':
             continue
         name = container_name + '.' + mesh_object.name
+
+        if Vector(mesh_object.rotation_euler) != Vector((0,0,0)):
+            context.warning(f'Rotation on the collision box is not supported. Resetting to 0!')
+            mesh_object.rotation_euler = (0,0,0)
+
+        center = get_aa_center(mesh_object.data.vertices, mesh_object.matrix_local)
+        extend = get_aa_box(mesh_object.data.vertices, mesh_object.matrix_local)
+
         box = CollisionBox(
             name_=name,
-            center=mesh_object.location)
-
-        box.extend = get_aa_box(mesh_object.data.vertices)
+            center=center,
+            extend=extend)
 
         box.box_type = int(mesh_object.data.box_type)
 

io_mesh_w3d/common/utils/helpers.py

@@ -201,7 +201,7 @@ def create_node_no_repeative(nodes, type, name):
     return new_node
 
 
-def get_aa_box(vertices):
+def get_aa_box(vertices, matrix_local = Matrix.Identity(4)):
     minX = sys.float_info.max
     maxX = sys.float_info.min
 
@@ -212,13 +212,23 @@ def get_aa_box(vertices):
     maxZ = sys.float_info.min
 
     for vertex in vertices:
-        minX = min(vertex.co.x, minX)
-        maxX = max(vertex.co.x, maxX)
 
-        minY = min(vertex.co.y, minY)
-        maxY = max(vertex.co.y, maxY)
+        coord = Vector(vertex.co)
 
-        minZ = min(vertex.co.z, minZ)
-        maxZ = max(vertex.co.z, maxZ)
+        minX = min((matrix_local @ coord).x, minX)
+        maxX = max((matrix_local @ coord).x, maxX)
+        minY = min((matrix_local @ coord).y, minY)
+        maxY = max((matrix_local @ coord).y, maxY)
+        minZ = min((matrix_local @ coord).z, minZ)
+        maxZ = max((matrix_local @ coord).z, maxZ)
 
     return Vector((maxX - minX, maxY - minY, maxZ - minZ))
+
+def get_aa_center(vertices, matrix_local = Matrix.Identity(4)):
+    vertex_sum = Vector((0, 0, 0))
+    vertex_count = len(vertices)
+    for vertex in vertices:
+        vertex_sum += matrix_local @ vertex.co
+
+    centroid_local = vertex_sum / vertex_count if vertex_count > 0 else Vector((0,0,0))
+    return centroid_local

io_mesh_w3d/common/utils/hierarchy_export.py

@@ -37,7 +37,7 @@ def retrieve_hierarchy(context, container_name):
         hierarchy.header.name = rig.data.name
         hierarchy.header.center_pos = rig.location
 
-        if rig.location != (0, 0, 0) or rig.scale != (1,1,1) or rig.rotation_euler != (0,0,0):
+        if rig.location != Vector((0, 0, 0)) or rig.scale != Vector((1,1,1)) or Vector(rig.rotation_euler) != Vector((0,0,0)):
             context.warning(f'Reset translation on the armature. To move/zoom/rotate the armature, do it in edit mode!')
             rig.location = (0, 0, 0)
             rig.scale = (1,1,1)

io_mesh_w3d/common/utils/material_export.py

@@ -7,6 +7,7 @@
 from io_mesh_w3d.w3d.structs.mesh_structs.vertex_material import *
 from io_mesh_w3d.common.structs.mesh_structs.shader_material import *
 from io_mesh_w3d.custom_properties import *
+import os
 
 DEFAULT_W3D = 'DefaultW3D.fx'
 
@@ -49,7 +50,9 @@ def get_used_textures_global_tree():
             for node in material.node_tree.nodes:
                 if node.type == 'TEX_IMAGE': 
                     if node.image and node.image.name != "IMG_NOT_FOUND":
-                        used_images.append((node.image.name, node.image.filepath))
+                        abs_path = bpy.path.abspath(node.image.filepath)
+                        if os.path.exists(abs_path):
+                            used_images.append((node.image.name, abs_path))
     return used_images
 
 def retrieve_vertex_material(material, principled):

io_mesh_w3d/export_utils.py

@@ -51,7 +51,7 @@ def retrieve_data(context, export_settings):
         rig=rig,
         meshes=[],
         textures=[],
-        collision_boxes=retrieve_boxes(container_name),
+        collision_boxes=retrieve_boxes(context, container_name),
         dazzles=retrieve_dazzles(container_name),
         hierarchy=hierarchy,
         hlod=hlod)

io_mesh_w3d/geometry_export.py

@@ -42,7 +42,7 @@ def export_geometry_data(context, filepath):
 
         type = str(mesh.data.geometry_type).upper()
         location, _, scale = mesh.matrix_world.decompose()
-        extend = get_aa_box(mesh.data.vertices)
+        extend = get_aa_box(mesh.data.vertices, mesh.matrix_local)
         majorRadius = extend.x * scale.x * 0.5
         minorRadius = extend.y * scale.y * 0.5
         height = extend.z * scale.z