From 6b3dc39b682ca0c12a81abb322139a3be3d3e748 Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Mon, 12 Aug 2019 20:47:31 +0100
Subject: [PATCH] Handle GL_RGBA2 texture format as if it were GL_RGBA8

---
 renderdoc/driver/gl/gl_common.cpp    | 8 ++++++++
 renderdoc/driver/gl/gl_resources.cpp | 1 +
 2 files changed, 9 insertions(+)

diff --git a/renderdoc/driver/gl/gl_common.cpp b/renderdoc/driver/gl/gl_common.cpp
index 01545cea8..1c8e55de8 100644
--- a/renderdoc/driver/gl/gl_common.cpp
+++ b/renderdoc/driver/gl/gl_common.cpp
@@ -1782,6 +1782,14 @@ ResourceFormat MakeResourceFormat(GLenum target, GLenum fmt)
     ret.compType = CompType::UNorm;
     return ret;
   }
+  else if(fmt == eGL_RGBA2)
+  {
+    // pretend it's RGBA8 and hope for the best
+    ret.compByteWidth = 1;
+    ret.compCount = 4;
+    ret.compType = CompType::UNorm;
+    return ret;
+  }
 
   if(IsCompressedFormat(fmt))
   {
diff --git a/renderdoc/driver/gl/gl_resources.cpp b/renderdoc/driver/gl/gl_resources.cpp
index 4036cf19c..b84dff093 100644
--- a/renderdoc/driver/gl/gl_resources.cpp
+++ b/renderdoc/driver/gl/gl_resources.cpp
@@ -533,6 +533,7 @@ GLenum GetDataType(GLenum internalFormat)
     case eGL_R3_G3_B2: return eGL_UNSIGNED_BYTE_3_3_2;
     case eGL_RGB4:
     case eGL_RGBA4: return eGL_UNSIGNED_SHORT_4_4_4_4;
+    case eGL_RGBA2: return eGL_UNSIGNED_BYTE;
     case eGL_RGB5_A1: return eGL_UNSIGNED_SHORT_5_5_5_1;
     case eGL_RGB565:
     case eGL_RGB5: return eGL_UNSIGNED_SHORT_5_6_5;