[SM64] Add better exception processing to combined exporter

fast64_internal/sm64/sm64_collision.py

@@ -387,7 +387,7 @@ def exportCollisionCommon(obj, transformMatrix, includeSpecials, includeChildren
     try:
         addCollisionTriangles(tempObj, collisionDict, includeChildren, transformMatrix, areaIndex)
         if not collisionDict:
-            raise PluginError("No collision data to export")
+            raise PluginError("No collision data to export", PluginError.exc_warn)
         cleanupDuplicatedObjects(allObjs)
         obj.select_set(True)
         bpy.context.view_layer.objects.active = obj

fast64_internal/sm64/sm64_geolayout_writer.py

@@ -504,7 +504,7 @@ def convertObjectToGeolayout(
             convertTextureData,
         )
         if is_actor and not meshGeolayout.has_data():
-            raise PluginError("No gfx data to export, gfx export cancelled")
+            raise PluginError("No gfx data to export, gfx export cancelled", PluginError.exc_warn)
     except Exception as e:
         raise Exception(str(e))
     finally:

fast64_internal/sm64/sm64_objects.py

@@ -1,5 +1,6 @@
 import math, bpy, mathutils
 import os
+import traceback
 from bpy.utils import register_class, unregister_class
 from re import findall, sub
 from pathlib import Path
@@ -1863,7 +1864,7 @@ def execute_col(self, props, obj):
                 bpy.ops.object.sm64_export_collision(export_obj=obj.name)
         except Exception as exc:
             # pass on multiple export, throw on singular
-            if not props.export_all_selected:
+            if not props.export_all_selected or not PluginError.check_exc_warn(exc):
                 raise Exception(exc) from exc
 
     # writes model.inc.c, geo.inc.c file, geo_header.h
@@ -1883,10 +1884,10 @@ def execute_gfx(self, props, context, obj, index):
                 if props.export_script_loads and props.model_id != 0:
                     self.export_model_id(context, props, index)
                     self.export_script_load(context, props)
-        except Exception as e:
+        except Exception as exc:
             # pass on multiple export, throw on singular
-            if not props.export_all_selected:
-                raise Exception(e)
+            if not props.export_all_selected or not PluginError.check_exc_warn(exc):
+                raise Exception(exc)
 
     def execute(self, context):
         props = context.scene.fast64.sm64.combined_export
@@ -1909,6 +1910,7 @@ def execute(self, context):
         props.context_obj = None
         # you've done it!~
         self.report({"INFO"}, "Success!")
+
         return {"FINISHED"}
 
 

fast64_internal/utility.py

@@ -10,7 +10,22 @@
 
 
 class PluginError(Exception):
-    pass
+    # arguments for exception processing
+    exc_halt = "exc_halt"
+    exc_warn = "exc_warn"
+
+    """
+    because exceptions generally go through multiple funcs
+    and layers, the easiest way to check if we have an exception
+    of a certain type is to check for our input string
+    """
+
+    @classmethod
+    def check_exc_warn(self, exc):
+        for arg in exc.args:
+            if type(arg) is str and self.exc_warn in arg:
+                return True
+        return False
 
 
 class VertexWeightError(PluginError):