Blender Exporter: Added option for truncating vertex values. Added scale parameter.

utils/exporters/blender/2.56/scripts/op/io_mesh_threejs/__init__.py

@@ -129,6 +129,8 @@ class ExportTHREEJS(bpy.types.Operator, ExportHelper):
     use_colors = BoolProperty(name="Colors", description="Export vertex colors", default=True)
     use_uv_coords = BoolProperty(name="UVs", description="Export texture coordinates", default=True)
     option_export_scene = BoolProperty(name="Scene", description="Export scene", default=False)
+    option_truncate = BoolProperty(name="Truncate", description="Truncate decimals", default=False)
+    option_scale = FloatProperty(name="Scale", description="Scale data", min=0.01, max=1000.0, soft_min=0.01, soft_max=1000.0, default=1.0)
 
     align_types = [("None","None","None"), ("Center","Center","Center"), ("Bottom","Bottom","Bottom"), ("Top","Top","Top")]
     align_model = EnumProperty(name="Align model", description="Align model", items=align_types, default="None")
@@ -164,12 +166,15 @@ class ExportTHREEJS(bpy.types.Operator, ExportHelper):
 
         row = layout.row()
         row.prop(self.properties, "use_normals")
-        row = layout.row()
         row.prop(self.properties, "use_colors")
         row = layout.row()
         row.prop(self.properties, "use_uv_coords")
-        row = layout.row()
         row.prop(self.properties, "use_materials")
+        layout.separator()
+
+        row = layout.row()
+        row.prop(self.properties, "option_truncate")
+        row.prop(self.properties, "option_scale")
 
 
 # ################################################################

utils/exporters/blender/2.56/scripts/op/io_mesh_threejs/export_threejs.py

@@ -228,6 +228,7 @@ postMessage( model );
 """
 
 TEMPLATE_VERTEX = "%f,%f,%f"
+TEMPLATE_VERTEX_TRUNCATE = "%d,%d,%d"
 
 TEMPLATE_N = "%f,%f,%f"
 TEMPLATE_UV = "%f,%f"
@@ -391,8 +392,11 @@ def bottom(vertices):
 def hexcolor(c):
     return ( int(c[0] * 255) << 16  ) + ( int(c[1] * 255) << 8 ) + int(c[2] * 255)
     
-def generate_vertex(v):
-    return TEMPLATE_VERTEX % (v.co.x, v.co.y, v.co.z)
+def generate_vertex(v, truncate):
+    if truncate:
+        return TEMPLATE_VERTEX_TRUNCATE % (v.co.x, v.co.y, v.co.z)
+    else:
+        return TEMPLATE_VERTEX % (v.co.x, v.co.y, v.co.z)
 
 def generate_normal(n):
     return TEMPLATE_N % (n[0], n[1], n[2])
@@ -737,7 +741,7 @@ def generate_materials_string(mesh, scene, use_colors, draw_type):
 # ASCII model generator
 # #####################################################
 
-def generate_ascii_model(mesh, scene, use_normals, use_colors, use_uv_coords, use_materials, align_model, flipyz, draw_type):
+def generate_ascii_model(mesh, scene, use_normals, use_colors, use_uv_coords, use_materials, align_model, flipyz, option_truncate, draw_type):
 
     vertices = mesh.vertices[:]    
 
@@ -772,7 +776,7 @@ def generate_ascii_model(mesh, scene, use_normals, use_colors, use_uv_coords, us
 
     "materials" : mstring,
 
-    "vertices"      : ",".join(generate_vertex(v) for v in vertices),
+    "vertices"      : ",".join(generate_vertex(v, option_truncate) for v in vertices),
 
     "faces"     : ",".join(generate_face(f, i, normals, uvs, colors, mesh, use_normals, use_colors, use_uv_coords, use_materials, flipyz) for i, f in enumerate(mesh.faces))
 
@@ -785,13 +789,13 @@ def generate_ascii_model(mesh, scene, use_normals, use_colors, use_uv_coords, us
 # Model exporter - export single mesh
 # #####################################################
 
-def export_mesh(obj, scene, filepath, use_normals, use_colors, use_uv_coords, use_materials, align_model, flipyz, export_single_model):
+def export_mesh(obj, scene, filepath, use_normals, use_colors, use_uv_coords, use_materials, align_model, flipyz, option_truncate, option_scale, export_single_model):
     """Export single mesh"""
 
 
     # collapse modifiers into mesh
     
-    mesh = obj.create_mesh(scene, True, 'RENDER')        
+    mesh = obj.create_mesh(scene, True, 'RENDER')
 
     if not mesh:
         raise Exception("Error, could not get mesh data from object [%s]" % obj.name)
@@ -806,6 +810,8 @@ def export_mesh(obj, scene, filepath, use_normals, use_colors, use_uv_coords, us
     else:
         mesh.transform(X_ROT)
 
+    mesh.transform(mathutils.Matrix.Scale(option_scale, 4))
+
     mesh.calc_normals()
 
     faceUV = (len(mesh.uv_textures) > 0)
@@ -828,7 +834,7 @@ def export_mesh(obj, scene, filepath, use_normals, use_colors, use_uv_coords, us
         if not active_col_layer:
             use_colors = False
 
-    text = generate_ascii_model(mesh, scene, use_normals, use_colors, use_uv_coords, use_materials, align_model, flipyz, obj.draw_type)    
+    text = generate_ascii_model(mesh, scene, use_normals, use_colors, use_uv_coords, use_materials, align_model, flipyz, option_truncate, obj.draw_type)
     write_file(filepath, text)
 
     # remove temp mesh
@@ -929,7 +935,7 @@ def generate_objects(data):
                 group_string = generate_string_list(group_ids)
 
             castsShadow = generate_bool_property(obj.THREE_castsShadow)
-            meshCollider = generate_bool_property(obj.THREE_meshCollider)            
+            meshCollider = generate_bool_property(obj.THREE_meshCollider)
                 
             object_string = TEMPLATE_OBJECT % {
             "object_id"   : generate_string(object_id),
@@ -1255,7 +1261,7 @@ def export_scene(scene, filepath, flipyz):
 # Main
 # #####################################################
 
-def save(operator, context, filepath = "", option_flip_yz = True, use_normals = True, use_colors = True, use_uv_coords = True, use_materials = True, align_model = 0, option_export_scene = True):
+def save(operator, context, filepath = "", option_flip_yz = True, use_normals = True, use_colors = True, use_uv_coords = True, use_materials = True, align_model = 0, option_export_scene = False, option_truncate = False, option_scale = 1.0):
 
     filepath = ensure_extension(filepath, '.js')
 
@@ -1286,7 +1292,7 @@ def save(operator, context, filepath = "", option_flip_yz = True, use_normals =
 
                 if name not in geo_set:
                     fname = generate_mesh_filename(name, filepath)
-                    export_mesh(obj, scene, fname, use_normals, use_colors, use_uv_coords, use_materials, 0, option_flip_yz, False)
+                    export_mesh(obj, scene, fname, use_normals, use_colors, use_uv_coords, use_materials, 0, option_flip_yz, option_truncate, option_scale, False)
                     
                     geo_set.add(name)
 
@@ -1296,7 +1302,7 @@ def save(operator, context, filepath = "", option_flip_yz = True, use_normals =
         if not obj:
             raise Exception("Error, Select 1 active object or select 'export scene'")
 
-        export_mesh(obj, scene, filepath, use_normals, use_colors, use_uv_coords, use_materials, align_model, option_flip_yz, True)
+        export_mesh(obj, scene, filepath, use_normals, use_colors, use_uv_coords, use_materials, align_model, option_flip_yz, option_truncate, option_scale, True)
 
     
     return {'FINISHED'}