Allow soft volumes to be added to Lamps

korman/exporter/rtlight.py

@@ -13,6 +13,7 @@
 #    You should have received a copy of the GNU General Public License
 #    along with Korman.  If not, see <http://www.gnu.org/licenses/>.
 
+import bpy
 from PyHSPlasma import *
 import weakref
 
@@ -147,6 +148,20 @@ class LightConverter:
         pl_light.lightToWorld = l2w
         pl_light.worldToLight = l2w.inverse()
 
+        # Soft Volume science
+        sv_mod, sv_key = bo.plasma_modifiers.softvolume, None
+        if sv_mod.enabled:
+            sv_key = sv_mod.get_key(self._exporter())
+        elif rtlamp.soft_region:
+            sv_bo = bpy.data.objects.get(rtlamp.soft_region, None)
+            if sv_bo is None:
+                raise ExportError("'{}': Invalid object for Lamp soft volume '{}'".format(bo.name, rtlamp.soft_region))
+            sv_mod = sv_bo.plasma_modifiers.softvolume
+            if not sv_mod.enabled:
+                raise ExportError("'{}': '{}' is not a SoftVolume".format(bo.name, rtlamp.soft_region))
+            sv_key = sv_mod.get_key(self._exporter())
+        pl_light.softVolume = sv_key
+
         # *Sigh*
         pl_light.sceneNode = self.mgr.get_scene_node(location=so.key.location)
 

korman/properties/prop_lamp.py

@@ -28,3 +28,7 @@ class PlasmaLamp(bpy.types.PropertyGroup):
     cast_shadows = BoolProperty(name="Cast RT Shadows",
                                 description="This lamp casts runtime shadows",
                                 default=True)
+
+    soft_region = StringProperty(name="Soft Volume",
+                                 description="Soft region this light is active inside",
+                                 options=set())

korman/ui/ui_lamp.py

@@ -42,3 +42,6 @@ class PlasmaLampPanel(LampButtonsPanel, bpy.types.Panel):
 
         col = split.column()
         col.prop(rtlamp, "cast_shadows")
+
+        if not context.object.plasma_modifiers.softvolume.enabled:
+            layout.prop_search(rtlamp, "soft_region", bpy.data, "objects")