From f872b995c38e472195fe0d507b796947ecb3cbe5 Mon Sep 17 00:00:00 2001
From: mcrcortex <18544518+MCRcortex@users.noreply.github.com>
Date: Sat, 17 May 2025 11:34:39 +1000
Subject: [PATCH] Barrier

---
 .../cortex/voxy/client/core/model/bakery/GlViewCapture.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main/java/me/cortex/voxy/client/core/model/bakery/GlViewCapture.java b/src/main/java/me/cortex/voxy/client/core/model/bakery/GlViewCapture.java
index d9b3b14f..bcabdc79 100644
--- a/src/main/java/me/cortex/voxy/client/core/model/bakery/GlViewCapture.java
+++ b/src/main/java/me/cortex/voxy/client/core/model/bakery/GlViewCapture.java
@@ -8,6 +8,11 @@ import me.cortex.voxy.client.core.gl.shader.ShaderType;
 
 import static org.lwjgl.opengl.ARBDirectStateAccess.glClearNamedFramebufferfv;
 import static org.lwjgl.opengl.ARBDirectStateAccess.glTextureParameteri;
+import static org.lwjgl.opengl.ARBShaderImageLoadStore.GL_FRAMEBUFFER_BARRIER_BIT;
+import static org.lwjgl.opengl.ARBShaderImageLoadStore.GL_PIXEL_BUFFER_BARRIER_BIT;
+import static org.lwjgl.opengl.ARBShaderImageLoadStore.GL_SHADER_IMAGE_ACCESS_BARRIER_BIT;
+import static org.lwjgl.opengl.ARBShaderImageLoadStore.GL_TEXTURE_UPDATE_BARRIER_BIT;
+import static org.lwjgl.opengl.ARBShaderImageLoadStore.glMemoryBarrier;
 import static org.lwjgl.opengl.GL11.*;
 import static org.lwjgl.opengl.GL11.GL_STENCIL_INDEX;
 import static org.lwjgl.opengl.GL30.*;
@@ -56,6 +61,7 @@ public class GlViewCapture {
     public void emitToStream(int buffer, int offset) {
         this.copyOutShader.bind();
         glBindBufferRange(GL_SHADER_STORAGE_BUFFER, 3, buffer, offset, (this.width*3L)*(this.height*2L)*4L*2);//its 2*4 because colour + depth stencil
+        glMemoryBarrier(GL_FRAMEBUFFER_BARRIER_BIT|GL_TEXTURE_UPDATE_BARRIER_BIT|GL_PIXEL_BUFFER_BARRIER_BIT|GL_SHADER_IMAGE_ACCESS_BARRIER_BIT);//Am not sure if barriers are right
         glDispatchCompute(3, 2, 1);
     }