From 2b7ab09fa7e5dfd52cab93d574e6c25c8b3aecba Mon Sep 17 00:00:00 2001
From: Nathan Bierema <nbierema@gmail.com>
Date: Mon, 29 Jan 2024 09:22:26 -0500
Subject: [PATCH] WebGLRenderer: option to enable multi_draw / gl_DrawID in
 vertex shader (#792)

---
 types/three/src/materials/ShaderMaterial.d.ts      | 10 +++++++++-
 types/three/src/renderers/webgl/WebGLPrograms.d.ts |  1 +
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/types/three/src/materials/ShaderMaterial.d.ts b/types/three/src/materials/ShaderMaterial.d.ts
index 7be28c02d..524f3b426 100644
--- a/types/three/src/materials/ShaderMaterial.d.ts
+++ b/types/three/src/materials/ShaderMaterial.d.ts
@@ -92,7 +92,14 @@ export class ShaderMaterial extends Material {
     derivatives: any;
 
     /**
-     * @default { derivatives: false, fragDepth: false, drawBuffers: false, shaderTextureLOD: false, clipCullDistance: false }
+     * @default {
+     *   derivatives: false,
+     *   fragDepth: false,
+     *   drawBuffers: false,
+     *   shaderTextureLOD: false,
+     *   clipCullDistance: false,
+     *   multiDraw: false
+     * }
      */
     extensions: {
         derivatives: boolean;
@@ -100,6 +107,7 @@ export class ShaderMaterial extends Material {
         drawBuffers: boolean;
         shaderTextureLOD: boolean;
         clipCullDistance: boolean;
+        multiDraw: boolean;
     };
 
     /**
diff --git a/types/three/src/renderers/webgl/WebGLPrograms.d.ts b/types/three/src/renderers/webgl/WebGLPrograms.d.ts
index 6fc127624..1d221df75 100644
--- a/types/three/src/renderers/webgl/WebGLPrograms.d.ts
+++ b/types/three/src/renderers/webgl/WebGLPrograms.d.ts
@@ -204,6 +204,7 @@ export interface WebGLProgramParameters {
     extensionDrawBuffers: boolean;
     extensionShaderTextureLOD: boolean;
     extensionClipCullDistance: boolean;
+    extensionMultiDraw: boolean;
 
     rendererExtensionFragDepth: boolean;
     rendererExtensionDrawBuffers: boolean;