armory/blender/arm/logicnode/value_math.py

import bpy
from bpy.props import *
from bpy.types import Node, NodeSocket
from arm.logicnode.arm_nodes import *

class MathNode(Node, ArmLogicTreeNode):
    '''Math node'''
    bl_idname = 'LNMathNode'
    bl_label = 'Math'
    bl_icon = 'CURVE_PATH'
    property0 = EnumProperty(
        items = [('Add', 'Add', 'Add'),
                 ('Multiply', 'Multiply', 'Multiply'),
        		 ('Sine', 'Sine', 'Sine'),
                 ('Cosine', 'Cosine', 'Cosine'),
                 ('Max', 'Maximum', 'Max'),
                 ('Min', 'Minimum', 'Min'),
                 ('Abs', 'Absolute', 'Abs'),

                 ('Subtract', 'Subtract', 'Subtract'),
                 ('Divide', 'Divide', 'Divide'),
                 ('Tangent', 'Tangent', 'Tangent'),
                 ('Arcsine', 'Arcsine', 'Arcsine'),
                 ('Arccosine', 'Arccosine', 'Arccosine'),
                 ('Arctangent', 'Arctangent', 'Arctangent'),
                 ('Power', 'Power', 'Power'),
                 ('Logarithm', 'Logarithm', 'Logarithm'),
                 ('Round', 'Round', 'Round'),
                 ('Less Than', 'Less Than', 'Less Than'),
                 ('Greater Than', 'Greater Than', 'Greater Than'),
                 ('Modulo', 'Modulo', 'Modulo'),
                 ],
        name='', default='Add')
    
    @property
    def property1(self):
        return 'true' if self.property1_ else 'false'

    property1_ = BoolProperty(name='Clamp', default=False)

    def init(self, context):
        self.inputs.new('NodeSocketFloat', 'Value')
        self.inputs[-1].default_value = 0.5
        self.inputs.new('NodeSocketFloat', 'Value')
        self.inputs[-1].default_value = 0.5
        self.outputs.new('NodeSocketFloat', 'Value')

    def draw_buttons(self, context, layout):
        layout.prop(self, 'property1_')
        layout.prop(self, 'property0')

add_node(MathNode, category='Value')