Merge pull request 'main' (#75) from Onek8/LNXSDK:main into main

Reviewed-on: #75

leenkx/blender/lnx/exporter.py

@@ -2988,6 +2988,9 @@ class LeenkxExporter:
                         # mesh = obj.data
                         # for face in mesh.faces:
                             # face.v.reverse()
+                        # if bpy.app.version[0] >= 4:
+                        #     bpy.ops.wm.obj_import(override, use_selection=True, filepath=nav_filepath, check_existing=False, use_normals=False, use_uvs=False, use_materials=False)
+                        # else:
                         #     bpy.ops.export_scene.obj(override, use_selection=True, filepath=nav_filepath, check_existing=False, use_normals=False, use_uvs=False, use_materials=False)
                         # bobject.scale.y *= -1
                         armature = bobject.find_armature()

leenkx/blender/lnx/material/make_mesh.py

@@ -707,9 +707,9 @@ def make_forward_base(con_mesh, parse_opacity=False, transluc_pass=False):
         frag.add_uniform('vec3 sunDir', '_sunDirection')
         frag.write('vec3 svisibility = vec3(1.0);')
         frag.write('vec3 sh = normalize(vVec + sunDir);')
-        frag.write('float sdotNL = dot(n, sunDir);')
-        frag.write('float sdotNH = dot(n, sh);')
-        frag.write('float sdotVH = dot(vVec, sh);')
+        frag.write('float sdotNL = max(dot(n, sunDir), 0);')
+        frag.write('float sdotNH = max(dot(n, sh), 0);')
+        frag.write('float sdotVH = max(dot(vVec, sh), 0);')
         if is_shadows:
             frag.add_uniform('bool receiveShadow')
             frag.add_uniform(f'sampler2DShadow {shadowmap_sun}', top=True)

leenkx/blender/lnx/props_traits.py

@@ -516,6 +516,9 @@ class LeenkxGenerateNavmeshButton(bpy.types.Operator):
         proc = subprocess.Popen(args, cwd=nav_full_path)
         proc.wait()
 
+        if bpy.app.version[0] >= 4:
+            navmesh = bpy.ops.wm.obj_import(filepath=mesh_path)
+        else:
             navmesh = bpy.ops.import_scene.obj(filepath=mesh_path)
         navmesh = bpy.context.selected_objects[0]