From a06e9c847083efe58b6aebf45cf86e98489b6675 Mon Sep 17 00:00:00 2001
From: Ethan Kay <elk941@gmail.com>
Date: Fri, 29 Mar 2019 20:59:06 -0700
Subject: [PATCH] Adding typings for THREE.Lut (#34122)

---
 types/three/index.d.ts     |  1 +
 types/three/three-lut.d.ts | 31 +++++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 types/three/three-lut.d.ts

diff --git a/types/three/index.d.ts b/types/three/index.d.ts
index ac754b4575..85e169f0ca 100644
--- a/types/three/index.d.ts
+++ b/types/three/index.d.ts
@@ -43,6 +43,7 @@ export * from './three-FirstPersonControls';
 export * from './three-gltfexporter';
 export * from './three-gltfloader';
 export * from './three-lensflare';
+export * from './three-lut';
 export * from './three-mapcontrols';
 export * from './three-maskpass';
 export * from './three-mtlloader';
diff --git a/types/three/three-lut.d.ts b/types/three/three-lut.d.ts
new file mode 100644
index 0000000000..93c05ed742
--- /dev/null
+++ b/types/three/three-lut.d.ts
@@ -0,0 +1,31 @@
+// https://github.com/mrdoob/three.js/blob/master/examples/js/math/Lut.js
+
+import { Color, Mesh, Vector3 } from './three-core';
+
+export type ColorMapKeyword = 'rainbow'|'cooltowarm'|'blackbody'|'grayscale';
+
+export class Lut {
+  constructor(colormap: ColorMapKeyword, numberofcolors: number);
+
+  addColorMap(colormapName: string, arrayOfColors: Array<[number, string]>) : void;
+
+  changeColorMap(colormap: ColorMapKeyword): Lut;
+
+  changeNumberOfColors(numberofcolors: number): Lut;
+
+  copy(lut: Lut): void;
+
+  getColor(alpha: number): Color;
+
+  setLegendLayout(layout: 'horizontal'|'vertical'): void;
+
+  setLegendOff(): void;
+
+  setLegendOn(): Mesh;
+
+  setLegendPosition(position: Vector3): void;
+
+  setMax(max: number): void;
+
+  setMin(min: number): void;
+}