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Default material for empty slots

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Lubos Lenco 2017-01-10 23:36:18 +01:00
parent 676d11abcb
commit 3db0ef3700
1 changed files with 16 additions and 6 deletions
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22
blender/exporter.py
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@ -1155,8 +1155,11 @@ class ArmoryExporter:
s += '_' + bdata.library.name
return s
def export_material_ref(self, material, index, o):
if material == None:
def export_material_ref(self, bobject, material, index, o):
if material == None: # Use default for empty mat slots
o['material_refs'].append('__default')
self.defaultMaterialObjects.append(bobject)
self.export_default_material = True
return
if not material in self.materialArray:
self.materialArray[material] = {"structName" : self.asset_name(material)}
@ -1298,7 +1301,7 @@ class ArmoryExporter:
if bobject.override_material: # Overwrite material slot
o['material_refs'].append(bobject.override_material_name)
else: # Export assigned material
self.export_material_ref(bobject.material_slots[i].material, i, o)
self.export_material_ref(bobject, bobject.material_slots[i].material, i, o)
# No material, mimick cycles and assign default
if len(o['material_refs']) == 0:
o['material_refs'].append('__default')
@ -1718,7 +1721,8 @@ class ArmoryExporter:
# Find material index for multi-mat mesh
if len(exportMesh.materials) > 1:
for i in range(0, len(exportMesh.materials)):
if exportMesh.materials[i] != None and mat == exportMesh.materials[i].name:
if (exportMesh.materials[i] != None and mat == exportMesh.materials[i].name) or \
(exportMesh.materials[i] == None and mat == ''): # Default material for empty slots
ia['material'] = i
break
om['index_arrays'].append(ia)
@ -2380,9 +2384,15 @@ class ArmoryExporter:
# Ensure same vertex structure for object materials
for bobject in self.scene.objects:
if len(bobject.material_slots) > 1:
vs = bobject.material_slots[0].material.vertex_structure
mat = bobject.material_slots[0].material
if mat == None:
continue
vs = mat.vertex_structure
for i in range(len(bobject.material_slots)):
if vs != bobject.material_slots[i].material.vertex_structure:
nmat = bobject.material_slots[i].material
if nmat == None:
continue
if vs != nmat.vertex_structure:
log.warn('Object ' + bobject.name + ' - unable to bind materials to vertex data, please separate object by material for now (select object - edit mode - P - By Material)')
break