From 286f21ba313a4c9f8991698c77643fc001cf74a8 Mon Sep 17 00:00:00 2001
From: Ben Houston <bhouston@threekit.com>
Date: Tue, 23 Jun 2020 14:57:33 -0400
Subject: [PATCH] feat: add support for 'WEBGL_debug_shaders' extension

---
 src/lib/renderers/webgl/shaders/Shader.ts | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/lib/renderers/webgl/shaders/Shader.ts b/src/lib/renderers/webgl/shaders/Shader.ts
index 598e1147..7ba6300a 100644
--- a/src/lib/renderers/webgl/shaders/Shader.ts
+++ b/src/lib/renderers/webgl/shaders/Shader.ts
@@ -48,10 +48,20 @@ export class Shader implements IDisposable {
     if (!success) {
       // Something went wrong during compilation; get the error
       const infoLog = gl.getShaderInfoLog(this.glShader);
-      throw new Error(`could not compile shader: ${infoLog}`);
+      const errorMessage = `could not compile shader: ${infoLog}`;
+      console.error(errorMessage, sourceCode);
+      throw new Error(errorMessage);
     }
   }
 
+  get translatedSourceCode(): string {
+    const ds = this.context.glxo.WEBGL_debug_shaders;
+    if (ds !== null) {
+      return ds.getTranslatedShaderSource(this.glShader);
+    }
+    return "";
+  }
+
   dispose(): void {
     if (!this.disposed) {
       this.context.gl.deleteShader(this.glShader);