forked from LeenkxTeam/LNXSDK
140 lines
5.6 KiB
Python
140 lines
5.6 KiB
Python
from lnx.logicnode.lnx_nodes import *
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class MathNode(LnxLogicTreeNode):
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"""Mathematical operations on values."""
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bl_idname = 'LNMathNode'
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bl_label = 'Math'
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lnx_version = 3
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@staticmethod
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def get_enum_id_value(obj, prop_name, value):
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return obj.bl_rna.properties[prop_name].enum_items[value].identifier
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@staticmethod
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def get_count_in(operation_name):
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return {
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'Add': 0,
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'Subtract': 0,
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'Multiply': 0,
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'Divide': 0,
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'Sine': 1,
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'Cosine': 1,
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'Abs': 1,
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'Tangent': 1,
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'Arcsine': 1,
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'Arccosine': 1,
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'Arctangent': 1,
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'Logarithm': 1,
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'Round': 2,
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'Floor': 1,
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'Ceil': 1,
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'Square Root': 1,
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'Fract': 1,
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'Exponent': 1,
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'Max': 2,
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'Min': 2,
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'Power': 2,
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'Arctan2': 2,
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'Modulo': 2,
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'Less Than': 2,
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'Greater Than': 2,
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'Ping-Pong': 2
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}.get(operation_name, 0)
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def get_enum(self):
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return self.get('property0', 0)
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def set_enum(self, value):
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# Checking the selection of another operation
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select_current = self.get_enum_id_value(self, 'property0', value)
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select_prev = self.property0
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if select_prev != select_current:
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# Many arguments: Add, Subtract, Multiply, Divide
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if (self.get_count_in(select_current) == 0):
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while (len(self.inputs) < 2):
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self.add_input('LnxFloatSocket', 'Value ' + str(len(self.inputs)))
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# 2 arguments: Max, Min, Power, Arctan2, Modulo, Less Than, Greater Than, Ping-Pong
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if (self.get_count_in(select_current) == 2):
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while (len(self.inputs) > 2):
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self.inputs.remove(self.inputs.values()[-1])
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while (len(self.inputs) < 2):
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self.add_input('LnxFloatSocket', 'Value ' + str(len(self.inputs)))
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# 1 argument: Sine, Cosine, Abs, Tangent, Arcsine, Arccosine, Arctangent, Logarithm, Round, Floor, Ceil, Square Root, Fract, Exponent
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if (self.get_count_in(select_current) == 1):
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while (len(self.inputs) > 1):
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self.inputs.remove(self.inputs.values()[-1])
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self['property0'] = value
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if (self.property0 == 'Round'):
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self.inputs[1].name = 'Precision'
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elif (self.property0 == 'Ping-Pong'):
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self.inputs[1].name = 'Scale'
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elif (len(self.inputs) > 1): self.inputs[1].name = 'Value 1'
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property0: HaxeEnumProperty(
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'property0',
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items = [('Add', 'Add', 'Add'),
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('Multiply', 'Multiply', 'Multiply'),
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('Sine', 'Sine', 'Sine'),
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('Cosine', 'Cosine', 'Cosine'),
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('Max', 'Maximum', 'Max'),
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('Min', 'Minimum', 'Min'),
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('Abs', 'Absolute', 'Abs'),
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('Subtract', 'Subtract', 'Subtract'),
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('Divide', 'Divide', 'Divide'),
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('Tangent', 'Tangent', 'Tangent'),
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('Arcsine', 'Arcsine', 'Arcsine'),
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('Arccosine', 'Arccosine', 'Arccosine'),
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('Arctangent', 'Arctangent', 'Arctangent'),
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('Power', 'Power', 'Power'),
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('Logarithm', 'Logarithm', 'Logarithm'),
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('Round', 'Round', 'Round (Value 1 precision of decimal places)'),
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('Less Than', 'Less Than', 'Less Than'),
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('Greater Than', 'Greater Than', 'Greater Than'),
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('Modulo', 'Modulo', 'Modulo'),
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('Arctan2', 'Arctan2', 'Arctan2'),
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('Floor', 'Floor', 'Floor'),
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('Ceil', 'Ceil', 'Ceil'),
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('Fract', 'Fract', 'Fract'),
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('Square Root', 'Square Root', 'Square Root'),
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('Exponent', 'Exponent', 'Exponent'),
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('Ping-Pong', 'Ping-Pong', 'The output value is moved between 0.0 and the Scale based on the input value')],
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name='', default='Add', set=set_enum, get=get_enum)
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property1: HaxeBoolProperty('property1', name='Clamp', default=False)
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def __init__(self, *args, **kwargs):
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super(MathNode, self).__init__(*args, **kwargs)
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array_nodes[str(id(self))] = self
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def lnx_init(self, context):
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self.add_input('LnxFloatSocket', 'Value 0', default_value=0.0)
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self.add_input('LnxFloatSocket', 'Value 1', default_value=0.0)
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self.add_output('LnxFloatSocket', 'Result')
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def draw_buttons(self, context, layout):
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layout.prop(self, 'property1')
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layout.prop(self, 'property0')
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# Many arguments: Add, Subtract, Multiply, Divide
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if (self.get_count_in(self.property0) == 0):
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row = layout.row(align=True)
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column = row.column(align=True)
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op = column.operator('lnx.node_add_input', text='Add Value', icon='PLUS', emboss=True)
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op.node_index = str(id(self))
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op.socket_type = 'LnxFloatSocket'
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op.name_format = 'Value {0}'
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column = row.column(align=True)
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op = column.operator('lnx.node_remove_input', text='', icon='X', emboss=True)
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op.node_index = str(id(self))
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if len(self.inputs) == 2:
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column.enabled = False
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def draw_label(self) -> str:
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return f'{self.bl_label}: {self.property0}'
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def get_replacement_node(self, node_tree: bpy.types.NodeTree):
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if self.lnx_version not in (0, 2):
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raise LookupError()
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return NodeReplacement.Identity(self)
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