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package script
// Here be dragons
import (
"github.com/mumax/3/data"
"reflect"
)
type ScalarFunction interface {
Expr
Float() float64
}
// converts float64 to ScalarFunction
type scalFn struct{ in Expr }
func (c *scalFn) Eval() interface{} { return c }
func (c *scalFn) Type() reflect.Type { return ScalarFunction_t }
func (c *scalFn) Float() float64 { return c.in.Eval().(float64) }
func (c *scalFn) Child() []Expr { return []Expr{c.in} }
func (c *scalFn) Fix() Expr { return &scalFn{in: c.in.Fix()} }
type VectorFunction interface {
Expr
Float3() data.Vector
}
// converts data.Vector to VectorFunction
type vecFn struct{ in Expr }
func (c *vecFn) Eval() interface{} { return c }
func (c *vecFn) Type() reflect.Type { return VectorFunction_t }
func (c *vecFn) Float3() data.Vector { return c.in.Eval().(data.Vector) }
func (c *vecFn) Child() []Expr { return []Expr{c.in} }
func (c *vecFn) Fix() Expr { return &vecFn{in: c.in.Fix()} }
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