154 lines
6.6 KiB
Python
154 lines
6.6 KiB
Python
from lnx.logicnode.lnx_nodes import *
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class VectorMathNode(LnxLogicTreeNode):
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"""Mathematical operations on vectors."""
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bl_idname = 'LNVectorMathNode'
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bl_label = 'Vector Math'
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lnx_section = 'vector'
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lnx_version = 1
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def get_bool(self):
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return self.get('property1', False)
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def set_bool(self, value):
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self['property1'] = value
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if value:
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if self.property0 in ('Length', 'Distance', 'Dot Product'):
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self.outputs.remove(self.outputs.values()[-1]) # Distance/Length/Scalar
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self.add_output('LnxFloatSocket', 'X') # Result X
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self.add_output('LnxFloatSocket', 'Y') # Result Y
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self.add_output('LnxFloatSocket', 'Z') # Result Z
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if self.property0 == 'Length':
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self.add_output('LnxFloatSocket', 'Length') # Length
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if self.property0 == 'Distance':
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self.add_output('LnxFloatSocket', 'Distance') # Distance
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if self.property0 == 'Dot Product':
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self.add_output('LnxFloatSocket', 'Scalar') # Scalar
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else:
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if self.property0 in ('Length', 'Distance', 'Dot Product') and len(self.outputs) > 1:
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self.outputs.remove(self.outputs.values()[-1]) # Distance/Length/Scalar
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# Remove X, Y, Z
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for i in range(3):
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if len(self.outputs) > 1:
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self.outputs.remove(self.outputs.values()[-1])
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else:
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break
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if self.property0 == 'Length':
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self.add_output('LnxFloatSocket', 'Length') # Length
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if self.property0 == 'Distance':
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self.add_output('LnxFloatSocket', 'Distance') # Distance
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if self.property0 == 'Dot Product':
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self.add_output('LnxFloatSocket', 'Scalar') # Scalar
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property1: HaxeBoolProperty('property1', name='Separator Out', default=False, set=set_bool, get=get_bool)
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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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'Average': 0,
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'Dot Product': 0,
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'Cross Product': 0,
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'Multiply': 0,
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'MultiplyFloats': 0,
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'Distance': 2,
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'Reflect': 2,
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'Normalize': 1,
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'Length': 1
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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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if select_prev in ('Distance', 'Length', 'Dot Product'):
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self.outputs.remove(self.outputs.values()[-1])
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# Many arguments: Add, Subtract, Average, Dot Product, Cross Product, Multiply, MultiplyFloats
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if self.get_count_in(select_current) == 0:
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if select_current == "MultiplyFloats" or select_prev == "MultiplyFloats":
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while (len(self.inputs) > 1):
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self.inputs.remove(self.inputs.values()[-1])
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if select_current == "MultiplyFloats":
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self.add_input('LnxFloatSocket', 'Value ' + str(len(self.inputs)))
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else:
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while (len(self.inputs) < 2):
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self.add_input('LnxVectorSocket', 'Value ' + str(len(self.inputs)))
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if select_current == 'Dot Product':
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self.add_output('LnxFloatSocket', 'Scalar')
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# 2 arguments: Distance, Reflect
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if self.get_count_in(select_current) == 2:
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count = 2
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if select_prev == "MultiplyFloats":
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count = 1
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while len(self.inputs) > count:
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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('LnxVectorSocket', 'Value ' + str(len(self.inputs)))
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if select_current == 'Distance':
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self.add_output('LnxFloatSocket', 'Distance')
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# 1 argument: Normalize, Length
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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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if select_current == 'Length':
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self.add_output('LnxFloatSocket', 'Length')
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self['property0'] = value
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property0: HaxeEnumProperty(
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'property0',
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items=[('Add', 'Add', 'Add'),
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('Dot Product', 'Dot Product', 'Dot Product'),
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('Multiply', 'Multiply', 'Multiply'),
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('MultiplyFloats', 'Multiply (Floats)', 'Multiply (Floats)'),
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('Normalize', 'Normalize', 'Normalize'),
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('Subtract', 'Subtract', 'Subtract'),
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('Average', 'Average', 'Average'),
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('Cross Product', 'Cross Product', 'Cross Product'),
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('Length', 'Length', 'Length'),
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('Distance', 'Distance', 'Distance'),
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('Reflect', 'Reflect', 'Reflect')],
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name='', default='Add', set=set_enum, get=get_enum)
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def __init__(self, *args, **kwargs):
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super(VectorMathNode, 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('LnxVectorSocket', 'Value 0', default_value=[0.0, 0.0, 0.0])
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self.add_input('LnxVectorSocket', 'Value 1', default_value=[0.0, 0.0, 0.0])
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self.add_output('LnxVectorSocket', 'Result')
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def draw_buttons(self, context, layout):
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layout.prop(self, 'property1') # Separator Out
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layout.prop(self, 'property0') # Operation
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# Buttons
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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.name_format = 'Value {0}'
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if self.property0 == "MultiplyFloats":
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op.socket_type = 'LnxFloatSocket'
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else:
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op.socket_type = 'LnxVectorSocket'
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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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