Fix thinWall and passes

leenkx/blender/lnx/material/shader.py

@@ -99,12 +99,12 @@ class ShaderContext:
     def sort_vs(self):
         vs = []
         ar = ['pos', 'nor', 'tex', 'tex1', 'morph', 'col', 'tang', 'bone', 'weight', 'ipos', 'irot', 'iscl']
-        
+
         if 'vertex_elements' in self.data:
             for elem in self.data['vertex_elements']:
                 if elem['name'] not in ar:
                     ar.append(elem['name'])
-        
+
         for ename in ar:
             elem = self.get_elem(ename)
             if elem != None:
@@ -137,6 +137,15 @@ class ShaderContext:
         if default_value is not None:
             if ctype == 'float':
                 c['floatValue'] = default_value
+                if isinstance(default_value, bool):
+                    c['floatValue'] = 1.0 if default_value else 0.0
+                elif isinstance(default_value, (int, float)):
+                    c['floatValue'] = float(default_value)
+                else:
+                    try:
+                        c['floatValue'] = float(default_value)
+                    except (ValueError, TypeError):
+                        c['floatValue'] = default_value
             if ctype == 'vec3':
                 c['vec3Value'] = default_value
         if is_lnx_mat_param is not None:
@@ -418,11 +427,11 @@ class Shader:
     def validate(self):
         import re
         issues = []
-        
+
         # Check for duplicate variable declarations in main_attribs
         var_pattern = re.compile(r'\b(vec[234]|float|int|mat[234])\s+(\w+)\s*[;=]')
         declared_vars = {}
-        
+
         for line in self.main_attribs.split('\n'):
             match = var_pattern.search(line)
             if match:
@@ -431,7 +440,7 @@ class Shader:
                     issues.append(f"Duplicate variable declaration: '{var_name}' (type: {var_type})")
                 else:
                     declared_vars[var_name] = var_type
-        
+
         return issues
 
     def get(self):