From 88879dd34944a71950a55693b8bbcf1ec59d76d7 Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Tue, 12 Nov 2019 08:35:54 +0000
Subject: [PATCH] Disable compute support on GL < 4.2. Closes #1591

---
 renderdoc/driver/gl/gl_common.cpp | 6 ++++++
 renderdoc/driver/gl/gl_debug.cpp  | 7 -------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/renderdoc/driver/gl/gl_common.cpp b/renderdoc/driver/gl/gl_common.cpp
index 63a93faf0..8c4913550 100644
--- a/renderdoc/driver/gl/gl_common.cpp
+++ b/renderdoc/driver/gl/gl_common.cpp
@@ -474,6 +474,12 @@ void FetchEnabledExtensions()
 
     HasExt[ARB_program_interface_query] = false;
   }
+
+  if(!IsGLES && GLCoreVersion < 42 && HasExt[ARB_compute_shader])
+  {
+    RDCERR("GL implementation has ARB_compute_shader but is not at least 4.2. Disabling compute.");
+    HasExt[ARB_compute_shader] = false;
+  }
 }
 
 void DoVendorChecks(GLPlatform &platform, GLWindowingData context)
diff --git a/renderdoc/driver/gl/gl_debug.cpp b/renderdoc/driver/gl/gl_debug.cpp
index daec001a7..3a9205127 100644
--- a/renderdoc/driver/gl/gl_debug.cpp
+++ b/renderdoc/driver/gl/gl_debug.cpp
@@ -762,13 +762,6 @@ void GLReplay::InitDebugData()
 
   RenderDoc::Inst().SetProgress(LoadProgress::DebugManagerInit, 0.6f);
 
-  if(HasExt[ARB_compute_shader] && !HasExt[ARB_shading_language_420pack])
-  {
-    RDCERR(
-        "GL implementation has ARB_compute_shader but not ARB_shading_language_420pack! "
-        "Compute shaders won't compile successfully.");
-  }
-
   // histogram/minmax data
   {
     RDCEraseEl(DebugData.minmaxTileProgram);