From 0cf8e8dac5d1eec3ef994a0f27dbe86931e7eda4 Mon Sep 17 00:00:00 2001
From: schmelczerandras <schmelczer.andras@simonyi.bme.hu>
Date: Sat, 31 Oct 2020 19:23:45 +0100
Subject: [PATCH] Fix invalidation

---
 .../frame-buffer/intermediate-frame-buffer.ts                 | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/graphics/graphics-library/frame-buffer/intermediate-frame-buffer.ts b/src/graphics/graphics-library/frame-buffer/intermediate-frame-buffer.ts
index a46cfbe..dd00eba 100644
--- a/src/graphics/graphics-library/frame-buffer/intermediate-frame-buffer.ts
+++ b/src/graphics/graphics-library/frame-buffer/intermediate-frame-buffer.ts
@@ -41,7 +41,9 @@ export class IntermediateFrameBuffer extends FrameBuffer {
 
   public invalidate() {
     if (this.gl.isWebGL2) {
-      this.gl.invalidateFramebuffer(this.gl.FRAMEBUFFER, [
+      this.gl.bindFramebuffer(this.gl.FRAMEBUFFER, this.frameBuffer);
+
+      this.gl.invalidateFramebuffer(this.gl.READ_FRAMEBUFFER, [
         this.gl.COLOR_ATTACHMENT0,
         this.gl.COLOR_ATTACHMENT1,
       ]);