ui.py

        obj = context.object

        col = layout.column()
        col.label(text="Radiosity:")
        col.prop(obj.pov, "importance_value", text="Importance")
        col.label(text="Photons:")
        col.prop(obj.pov, "collect_photons", text="Receive Photon Caustics")
        if obj.pov.collect_photons:
            col.prop(obj.pov, "spacing_multiplier", text="Photons Spacing Multiplier")


class OBJECT_PT_povray_obj_sphere(PovDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray Sphere"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    #bl_options = {'HIDE_HEADER'}
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        obj = context.object
        return (obj and obj.pov.object_as == 'SPHERE' and (engine in cls.COMPAT_ENGINES))    
    def draw(self, context):
        layout = self.layout

        obj = context.object
        
        col = layout.column()

        if obj.pov.object_as == 'SPHERE':
            if obj.pov.unlock_parameters == False:
                col.prop(obj.pov, "unlock_parameters", text="Exported parameters below", icon='LOCKED') 
                col.label(text="Sphere radius: " + str(obj.pov.sphere_radius))

            else:
                col.prop(obj.pov, "unlock_parameters", text="Edit exported parameters", icon='UNLOCKED') 
                col.label(text="3D view proxy may get out of synch")
                col.active = obj.pov.unlock_parameters
                

                layout.operator("pov.sphere_update", text="Update",icon="SOLID")        
                
                #col.label(text="Parameters:")
                col.prop(obj.pov, "sphere_radius", text="Radius of Sphere")


class OBJECT_PT_povray_obj_cylinder(PovDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray Cylinder"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    #bl_options = {'HIDE_HEADER'}
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        obj = context.object
        return (obj and obj.pov.object_as == 'CYLINDER' and (engine in cls.COMPAT_ENGINES))    
    def draw(self, context):
        layout = self.layout

        obj = context.object
        
        col = layout.column()

        if obj.pov.object_as == 'CYLINDER':
            if obj.pov.unlock_parameters == False:
                col.prop(obj.pov, "unlock_parameters", text="Exported parameters below", icon='LOCKED') 
                col.label(text="Cylinder radius: " + str(obj.pov.cylinder_radius))
                col.label(text="Cylinder cap location: " + str(obj.pov.cylinder_location_cap))

            else:
                col.prop(obj.pov, "unlock_parameters", text="Edit exported parameters", icon='UNLOCKED') 
                col.label(text="3D view proxy may get out of synch")
                col.active = obj.pov.unlock_parameters
                

                layout.operator("pov.cylinder_update", text="Update",icon="MESH_CYLINDER")        
                
                #col.label(text="Parameters:")
                col.prop(obj.pov, "cylinder_radius")
                col.prop(obj.pov, "cylinder_location_cap")

class OBJECT_PT_povray_obj_cone(PovDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray Cone"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    #bl_options = {'HIDE_HEADER'}
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        obj = context.object
        return (obj and obj.pov.object_as == 'CONE' and (engine in cls.COMPAT_ENGINES))    
    def draw(self, context):
        layout = self.layout

        obj = context.object
        
        col = layout.column()

        if obj.pov.object_as == 'CONE':
            if obj.pov.unlock_parameters == False:
                col.prop(obj.pov, "unlock_parameters", text="Exported parameters below", icon='LOCKED') 
                col.label(text="Cone base radius: " + str(obj.pov.cone_base_radius))
                col.label(text="Cone cap radius: " + str(obj.pov.cone_cap_radius))
                col.label(text="Cone proxy segments: " + str(obj.pov.cone_segments))
                col.label(text="Cone height: " + str(obj.pov.cone_height))
            else:
                col.prop(obj.pov, "unlock_parameters", text="Edit exported parameters", icon='UNLOCKED') 
                col.label(text="3D view proxy may get out of synch")
                col.active = obj.pov.unlock_parameters
                

                layout.operator("pov.cone_update", text="Update",icon="MESH_CONE")        
                
                #col.label(text="Parameters:")
                col.prop(obj.pov, "cone_base_radius", text="Radius of Cone Base")
                col.prop(obj.pov, "cone_cap_radius", text="Radius of Cone Cap")
                col.prop(obj.pov, "cone_segments", text="Segmentation of Cone proxy")
                col.prop(obj.pov, "cone_height", text="Height of the cone")

class OBJECT_PT_povray_obj_superellipsoid(PovDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray Superquadric ellipsoid"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    #bl_options = {'HIDE_HEADER'}
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        obj = context.object
        return (obj and obj.pov.object_as == 'SUPERELLIPSOID' and (engine in cls.COMPAT_ENGINES))    
    def draw(self, context):
        layout = self.layout

        obj = context.object
        
        col = layout.column()

        if obj.pov.object_as == 'SUPERELLIPSOID':
            if obj.pov.unlock_parameters == False:
                col.prop(obj.pov, "unlock_parameters", text="Exported parameters below", icon='LOCKED') 
                col.label(text="Radial segmentation: " + str(obj.pov.se_u))
                col.label(text="Lateral segmentation: " + str(obj.pov.se_v))
                col.label(text="Ring shape: " + str(obj.pov.se_n1))
                col.label(text="Cross-section shape: " + str(obj.pov.se_n2))
                col.label(text="Fill up and down: " + str(obj.pov.se_edit))
            else:
                col.prop(obj.pov, "unlock_parameters", text="Edit exported parameters", icon='UNLOCKED') 
                col.label(text="3D view proxy may get out of synch")
                col.active = obj.pov.unlock_parameters
                

                layout.operator("pov.superellipsoid_update", text="Update",icon="MOD_SUBSURF")        
                
                #col.label(text="Parameters:")
                col.prop(obj.pov, "se_u")
                col.prop(obj.pov, "se_v")
                col.prop(obj.pov, "se_n1")
                col.prop(obj.pov, "se_n2")
                col.prop(obj.pov, "se_edit")
                
                
class OBJECT_PT_povray_obj_torus(PovDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray Torus"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    #bl_options = {'HIDE_HEADER'}
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        obj = context.object
        return (obj and obj.pov.object_as == 'TORUS' and (engine in cls.COMPAT_ENGINES))    
    def draw(self, context):
        layout = self.layout

        obj = context.object
        
        col = layout.column()

        if obj.pov.object_as == 'TORUS':
            if obj.pov.unlock_parameters == False:
                col.prop(obj.pov, "unlock_parameters", text="Exported parameters below", icon='LOCKED') 
                col.label(text="Torus major radius: " + str(obj.pov.torus_major_radius))
                col.label(text="Torus minor radius: " + str(obj.pov.torus_minor_radius))
                col.label(text="Torus major segments: " + str(obj.pov.torus_major_segments))
                col.label(text="Torus minor segments: " + str(obj.pov.torus_minor_segments))
            else:
                col.prop(obj.pov, "unlock_parameters", text="Edit exported parameters", icon='UNLOCKED') 
                col.label(text="3D view proxy may get out of synch")
                col.active = obj.pov.unlock_parameters
                

                layout.operator("pov.torus_update", text="Update",icon="MESH_TORUS")        
                
                #col.label(text="Parameters:")
                col.prop(obj.pov, "torus_major_radius")
                col.prop(obj.pov, "torus_minor_radius")
                col.prop(obj.pov, "torus_major_segments")
                col.prop(obj.pov, "torus_minor_segments")

class OBJECT_PT_povray_obj_supertorus(PovDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray SuperTorus"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    #bl_options = {'HIDE_HEADER'}
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        obj = context.object
        return (obj and obj.pov.object_as == 'SUPERTORUS' and (engine in cls.COMPAT_ENGINES))    
    def draw(self, context):
        layout = self.layout

        obj = context.object
        
        col = layout.column()

        if obj.pov.object_as == 'SUPERTORUS':
            if obj.pov.unlock_parameters == False:
                col.prop(obj.pov, "unlock_parameters", text="Exported parameters below", icon='LOCKED') 
                col.label(text="SuperTorus major radius: " + str(obj.pov.st_major_radius))
                col.label(text="SuperTorus minor radius: " + str(obj.pov.st_minor_radius))
                col.label(text="SuperTorus major segments: " + str(obj.pov.st_u))
                col.label(text="SuperTorus minor segments: " + str(obj.pov.st_v))
                
                col.label(text="SuperTorus Ring Manipulator: " + str(obj.pov.st_ring))
                col.label(text="SuperTorus Cross Manipulator: " + str(obj.pov.st_cross))
                col.label(text="SuperTorus Internal And External radii: " + str(obj.pov.st_ie))
                
                col.label(text="SuperTorus accuracy: " + str(ob.pov.st_accuracy))
                col.label(text="SuperTorus max gradient: " + str(ob.pov.st_max_gradient))
                

            else:
                col.prop(obj.pov, "unlock_parameters", text="Edit exported parameters", icon='UNLOCKED') 
                col.label(text="3D view proxy may get out of synch")
                col.active = obj.pov.unlock_parameters
                

                layout.operator("pov.supertorus_update", text="Update",icon="MESH_TORUS")        
                
                #col.label(text="Parameters:")
                col.prop(obj.pov, "st_major_radius")
                col.prop(obj.pov, "st_minor_radius")
                col.prop(obj.pov, "st_u")
                col.prop(obj.pov, "st_v")
                col.prop(obj.pov, "st_ring")
                col.prop(obj.pov, "st_cross")
                col.prop(obj.pov, "st_ie")
                #col.prop(obj.pov, "st_edit") #?
                col.prop(obj.pov, "st_accuracy")
                col.prop(obj.pov, "st_max_gradient")
                
class OBJECT_PT_povray_obj_parametric(PovDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray Parametric surface"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    #bl_options = {'HIDE_HEADER'}
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        obj = context.object
        return (obj and obj.pov.object_as == 'PARAMETRIC' and (engine in cls.COMPAT_ENGINES))    
    def draw(self, context):
        layout = self.layout

        obj = context.object
        
        col = layout.column()

        if obj.pov.object_as == 'PARAMETRIC':
            if obj.pov.unlock_parameters == False:
                col.prop(obj.pov, "unlock_parameters", text="Exported parameters below", icon='LOCKED') 
                col.label(text="Minimum U: " + str(obj.pov.u_min))
                col.label(text="Minimum V: " + str(obj.pov.v_min))
                col.label(text="Maximum U: " + str(obj.pov.u_max))
                col.label(text="Minimum V: " + str(obj.pov.v_min))
                col.label(text="X Function: " + str(obj.pov.x_eq))
                col.label(text="Y Function: " + str(obj.pov.y_eq))
                col.label(text="Z Function: " + str(obj.pov.x_eq))

            else:
                col.prop(obj.pov, "unlock_parameters", text="Edit exported parameters", icon='UNLOCKED') 
                col.label(text="3D view proxy may get out of synch")
                col.active = obj.pov.unlock_parameters
                

                layout.operator("pov.parametric_update", text="Update",icon="SCRIPTPLUGINS")        
                
                col.prop(obj.pov, "u_min", text="Minimum U")
                col.prop(obj.pov, "v_min", text="Minimum V")
                col.prop(obj.pov, "u_max", text="Maximum U")
                col.prop(obj.pov, "v_max", text="Minimum V")
                col.prop(obj.pov, "x_eq", text="X Function")
                col.prop(obj.pov, "y_eq", text="Y Function")
                col.prop(obj.pov, "z_eq", text="Z Function")

                
class OBJECT_PT_povray_replacement_text(ObjectButtonsPanel, bpy.types.Panel):
    bl_label = "Custom POV Code"
    COMPAT_ENGINES = {'POVRAY_RENDER'}

    def draw(self, context):
        layout = self.layout

        obj = context.object

        col = layout.column()
        col.label(text="Replace properties with:")
        col.prop(obj.pov, "replacement_text", text="")

###############################################################################
# Add Povray Objects
###############################################################################
        

class Povray_primitives_add_menu(bpy.types.Menu):
    """Define the menu with presets"""
    bl_idname = "Povray_primitives_add_menu"
    bl_label = "Povray"
    COMPAT_ENGINES = {'POVRAY_RENDER'}
    
    @classmethod
    def poll(cls, context):
        engine = context.scene.render.engine
        return (engine == 'POVRAY_RENDER')    
        
    def draw(self,context):
        layout = self.layout
        layout.operator_context = 'INVOKE_REGION_WIN'
        layout.menu(BasicShapesMenu.bl_idname, text = "Primitives",icon="GROUP")
        layout.menu(ImportMenu.bl_idname, text = "Import",icon="IMPORT")

class BasicShapesMenu(bpy.types.Menu):
    bl_idname = "Basic_shapes_calls"
    bl_label = "Basic_shapes"
    
    def draw(self,context):
        pov = bpy.types.Object.pov #context.object.pov ? 
        layout = self.layout
        layout.operator_context = 'INVOKE_REGION_WIN'
        layout.operator("pov.addplane", text="Infinite Plane",icon = 'MESH_PLANE')
        layout.operator("pov.addbox", text="Box",icon = 'MESH_CUBE')
        layout.operator("pov.addsphere", text="Sphere",icon = 'SOLID')
        layout.operator("pov.addcylinder", text="Cylinder",icon="MESH_CYLINDER")
        layout.operator("pov.cone_add", text="Cone",icon="MESH_CONE")
        layout.operator("pov.addtorus", text="Torus",icon = 'MESH_TORUS')
        layout.separator()
        layout.operator("pov.addparametric", text="Parametric",icon = 'SCRIPTPLUGINS')
        layout.operator("pov.addrainbow", text="Rainbow",icon="COLOR")
        layout.operator("pov.addlathe", text="Lathe",icon = 'MOD_SCREW')
        layout.operator("pov.addprism", text="Prism",icon = 'MOD_SOLIDIFY')
        layout.operator("pov.addsuperellipsoid", text="Superquadric Ellipsoid",icon = 'MOD_SUBSURF')
        layout.operator("pov.addheightfield", text="Height Field",icon="RNDCURVE")
        layout.operator("pov.addspheresweep", text="Sphere Sweep",icon = 'FORCE_CURVE')
        layout.separator()
        layout.operator("pov.addblobsphere", text="Blob Sphere",icon = 'META_DATA')
        layout.separator()
        layout.label("Isosurfaces")
        layout.operator("pov.addisosurfacebox", text="Isosurface Box",icon="META_CUBE")
        layout.operator("pov.addisosurfacesphere", text="Isosurface Sphere",icon="META_BALL")
        layout.operator("pov.addsupertorus", text="Supertorus",icon="SURFACE_NTORUS")
        layout.separator()
        layout.label(text = "Macro based")
        layout.operator("pov.addpolygontocircle", text="Polygon To Circle Blending",icon="RETOPO")
        layout.operator("pov.addloft", text="Loft",icon="SURFACE_NSURFACE")
        
class ImportMenu(bpy.types.Menu):
    bl_idname = "Importer_calls"
    bl_label = "Import"

    def draw(self,context):
        pov = bpy.types.Object.pov #context.object.pov ? 
        layout = self.layout
        layout.operator_context = 'INVOKE_REGION_WIN'
        layout.operator("import_scene.pov",icon="FORCE_LENNARDJONES")

def menu_func_add(self, context):
    engine = context.scene.render.engine
    if engine == 'POVRAY_RENDER':
        self.layout.menu("Povray_primitives_add_menu", icon="PLUGIN") 

def menu_func_import(self, context):
    engine = context.scene.render.engine
    if engine == 'POVRAY_RENDER':
        self.layout.operator("import_scene.pov",icon="FORCE_LENNARDJONES")

        
###############################################################################
# Camera Povray Settings
############################################################################### 
class CAMERA_PT_povray_cam_dof(CameraDataButtonsPanel, bpy.types.Panel):
    bl_label = "POV-Ray Depth Of Field"
    COMPAT_ENGINES = {'POVRAY_RENDER'}

    def draw_header(self, context):
        cam = context.camera

        self.layout.prop(cam.pov, "dof_enable", text="")

    def draw(self, context):
        layout = self.layout

        cam = context.camera

        layout.active = cam.pov.dof_enable

        layout.prop(cam.pov, "dof_aperture")

        split = layout.split()

        col = split.column()
        col.prop(cam.pov, "dof_samples_min")
        col.prop(cam.pov, "dof_variance")

        col = split.column()
        col.prop(cam.pov, "dof_samples_max")
        col.prop(cam.pov, "dof_confidence")


class CAMERA_PT_povray_replacement_text(CameraDataButtonsPanel, bpy.types.Panel):
    bl_label = "Custom POV Code"
    COMPAT_ENGINES = {'POVRAY_RENDER'}

    def draw(self, context):
        layout = self.layout

        cam = context.camera

        col = layout.column()
        col.label(text="Replace properties with:")
        col.prop(cam.pov, "replacement_text", text="")


class TEXT_PT_povray_custom_code(TextButtonsPanel, bpy.types.Panel):
    bl_label = "P.O.V-Ray"
    COMPAT_ENGINES = {'POVRAY_RENDER'}

    def draw(self, context):
        layout = self.layout

        text = context.space_data.text
        if text:
            layout.prop(text.pov, "custom_code", text="Add as POV code")