Function scaleAndAdd

scaleAndAdd(
    out: vec4.Vec4,
    a: readonly [number, number, number, number],
    b: readonly [number, number, number, number],
    scale: number,
): vec4.Vec4
Adds two vec4's after scaling the second operand by a scalar value
Parameters
- out: vec4.Vec4
  the receiving vector
- a: readonly [number, number, number, number]
  the first operand
- b: readonly [number, number, number, number]
  the second operand
- scale: number
  the amount to scale b by before adding
Returns vec4.Vec4
out
- Defined in core/vec4.ts:272