feat: changed setting to boolean for vertex colors and alpha blending…

addon/i3dio/node_classes/material.py

@@ -183,7 +183,7 @@ def _write_emission(self, emission_color):
 
     def _write_properties(self):
         # Alpha blending
-        if self.blender_material.blend_method in ['CLIP', 'HASHED', 'BLEND']:
+        if self.blender_material.i3d_attributes.alpha_blending:
             self._write_attribute('alphaBlending', True)
 
     def _export_shader_settings(self):

addon/i3dio/node_classes/shape.py

@@ -205,10 +205,11 @@ def process_subset(self, mesh, subset: SubSet, triangle_offset: int = 0) -> tupl
 
                 # Add vertex color
                 vertex_color = None
-                if len(mesh.vertex_colors):
-                    # Get the color from the active layer or first layer, since only one vertex color layer is supported in GE
-                    color_layer = mesh.vertex_colors.active if mesh.vertex_colors.active is not None else mesh.vertex_colors[0]
-                    vertex_color = color_layer.data[loop_index].color
+                if mesh.i3d_attributes.use_vertex_color:
+                    if len(mesh.vertex_colors):
+                        # Get the color from the active layer or first layer, since only one vertex color layer is supported in GE
+                        color_layer = mesh.vertex_colors.active if mesh.vertex_colors.active is not None else mesh.vertex_colors[0]
+                        vertex_color = color_layer.data[loop_index].color
 
                 # Add uvs
                 uvs = []

addon/i3dio/ui/mesh.py

@@ -105,6 +105,12 @@ class I3DNodeShapeAttributes(bpy.types.PropertyGroup):
         type=bpy.types.Object,
 		)
 
+    use_vertex_color: BoolProperty(
+        name="Use Vertex Color",
+        default=False,
+        description="If enabled, vertex color will be exported"
+    )
+
 
 @register
 class I3D_IO_PT_shape_attributes(Panel):
@@ -133,6 +139,7 @@ def draw(self, context):
         layout.prop(obj.i3d_attributes, "nav_mesh_mask")
         layout.prop(obj.i3d_attributes, "decal_layer")
         layout.prop(obj.i3d_attributes, 'fill_volume')
+        layout.prop(obj.i3d_attributes, "use_vertex_color")
 
 
 @register

addon/i3dio/ui/shader_picker.py

@@ -1,6 +1,7 @@
 import bpy
 from bpy.types import (Panel)
 from bpy.props import (
+    BoolProperty,
     StringProperty,
     PointerProperty,
     EnumProperty,
@@ -269,6 +270,7 @@ def variation_getter(self):
                             set=variation_setter
                             )
 
+    alpha_blending: BoolProperty(name='Alpha Blending', default=False, description='Enable alpha blending for this material')
     variations: CollectionProperty(type=I3DShaderVariation)
     shader_parameters: CollectionProperty(type=I3DShaderParameter)
     shader_textures: CollectionProperty(type=I3DShaderTexture)
@@ -291,6 +293,8 @@ def draw(self, context):
         layout.use_property_decorate = False
         material = bpy.context.active_object.active_material
 
+        layout.prop(material.i3d_attributes, 'alpha_blending')
+
         layout.prop(material.i3d_attributes, 'source')
         if material.i3d_attributes.variations:
             layout.prop(material.i3d_attributes, 'variation')