InvokeAI/invokeai/app/invocations/math.py

85 lines
2.4 KiB
Python

# Copyright (c) 2023 Kyle Schouviller (https://github.com/kyle0654)
from typing import Literal
import numpy as np
from invokeai.app.invocations.primitives import IntegerOutput
from .baseinvocation import BaseInvocation, FieldDescriptions, InputField, InvocationContext, tags, title
@title("Add Integers")
@tags("math")
class AddInvocation(BaseInvocation):
"""Adds two numbers"""
type: Literal["add"] = "add"
# Inputs
a: int = InputField(default=0, description=FieldDescriptions.num_1)
b: int = InputField(default=0, description=FieldDescriptions.num_2)
def invoke(self, context: InvocationContext) -> IntegerOutput:
return IntegerOutput(value=self.a + self.b)
@title("Subtract Integers")
@tags("math")
class SubtractInvocation(BaseInvocation):
"""Subtracts two numbers"""
type: Literal["sub"] = "sub"
# Inputs
a: int = InputField(default=0, description=FieldDescriptions.num_1)
b: int = InputField(default=0, description=FieldDescriptions.num_2)
def invoke(self, context: InvocationContext) -> IntegerOutput:
return IntegerOutput(value=self.a - self.b)
@title("Multiply Integers")
@tags("math")
class MultiplyInvocation(BaseInvocation):
"""Multiplies two numbers"""
type: Literal["mul"] = "mul"
# Inputs
a: int = InputField(default=0, description=FieldDescriptions.num_1)
b: int = InputField(default=0, description=FieldDescriptions.num_2)
def invoke(self, context: InvocationContext) -> IntegerOutput:
return IntegerOutput(value=self.a * self.b)
@title("Divide Integers")
@tags("math")
class DivideInvocation(BaseInvocation):
"""Divides two numbers"""
type: Literal["div"] = "div"
# Inputs
a: int = InputField(default=0, description=FieldDescriptions.num_1)
b: int = InputField(default=0, description=FieldDescriptions.num_2)
def invoke(self, context: InvocationContext) -> IntegerOutput:
return IntegerOutput(value=int(self.a / self.b))
@title("Random Integer")
@tags("math")
class RandomIntInvocation(BaseInvocation):
"""Outputs a single random integer."""
type: Literal["rand_int"] = "rand_int"
# Inputs
low: int = InputField(default=0, description="The inclusive low value")
high: int = InputField(default=np.iinfo(np.int32).max, description="The exclusive high value")
def invoke(self, context: InvocationContext) -> IntegerOutput:
return IntegerOutput(value=np.random.randint(self.low, self.high))