From 1ab1c30e394acad5ca79cdae47d608eeb8b50d2a Mon Sep 17 00:00:00 2001
From: Paul Chote <pchote@users.noreply.github.com>
Date: Thu, 1 Oct 2020 18:37:31 +0100
Subject: [PATCH] Remove glGetTexImage/glBindFragDataLocation on GLES.

These functions are not available in GLES3.
---
 OpenRA.Platforms.Default/OpenGL.cs | 13 +++++++++++--
 OpenRA.Platforms.Default/Shader.cs |  2 +-
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/OpenRA.Platforms.Default/OpenGL.cs b/OpenRA.Platforms.Default/OpenGL.cs
index 7f49bb34ad..dbf6ffe9a7 100644
--- a/OpenRA.Platforms.Default/OpenGL.cs
+++ b/OpenRA.Platforms.Default/OpenGL.cs
@@ -596,15 +596,24 @@ namespace OpenRA.Platforms.Default
 				glBindTexture = Bind<BindTexture>("glBindTexture");
 				glActiveTexture = Bind<ActiveTexture>("glActiveTexture");
 				glTexImage2D = Bind<TexImage2D>("glTexImage2D");
-				glGetTexImage = Bind<GetTexImage>("glGetTexImage");
 				glTexParameteri = Bind<TexParameteri>("glTexParameteri");
 				glTexParameterf = Bind<TexParameterf>("glTexParameterf");
 
 				if (Profile != GLProfile.Legacy)
 				{
+					if (Profile != GLProfile.Embedded)
+					{
+						glGetTexImage = Bind<GetTexImage>("glGetTexImage");
+						glBindFragDataLocation = Bind<BindFragDataLocation>("glBindFragDataLocation");
+					}
+					else
+					{
+						glGetTexImage = null;
+						glBindFragDataLocation = null;
+					}
+
 					glGenVertexArrays = Bind<GenVertexArrays>("glGenVertexArrays");
 					glBindVertexArray = Bind<BindVertexArray>("glBindVertexArray");
-					glBindFragDataLocation = Bind<BindFragDataLocation>("glBindFragDataLocation");
 					glGenFramebuffers = Bind<GenFramebuffers>("glGenFramebuffers");
 					glBindFramebuffer = Bind<BindFramebuffer>("glBindFramebuffer");
 					glFramebufferTexture2D = Bind<FramebufferTexture2D>("glFramebufferTexture2D");
diff --git a/OpenRA.Platforms.Default/Shader.cs b/OpenRA.Platforms.Default/Shader.cs
index 1ae7dd9b67..0062434af5 100644
--- a/OpenRA.Platforms.Default/Shader.cs
+++ b/OpenRA.Platforms.Default/Shader.cs
@@ -84,7 +84,7 @@ namespace OpenRA.Platforms.Default
 			OpenGL.glBindAttribLocation(program, TintAttributeIndex, "aVertexTint");
 			OpenGL.CheckGLError();
 
-			if (OpenGL.Profile != GLProfile.Legacy)
+			if (OpenGL.Profile == GLProfile.Modern)
 			{
 				OpenGL.glBindFragDataLocation(program, 0, "fragColor");
 				OpenGL.CheckGLError();