From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 1 Jul 2018 09:15:17 +0000 (+0300)
Subject: Use DSA for binding textures if available
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=7a2427020ec6ead73258aeb326dfb7e0121520f9;p=libs%2Fgl.git

Use DSA for binding textures if available
---

diff --git a/source/texture.cpp b/source/texture.cpp
index fb409e89..f095fe98 100644
--- a/source/texture.cpp
+++ b/source/texture.cpp
@@ -321,15 +321,20 @@ void Texture::bind_to(unsigned i) const
 		if(manager)
 			manager->resource_used(*this);
 
-		unit.bind();
-		if(unit.supports_legacy())
+		if(ARB_direct_state_access && !unit.supports_legacy())
+			glBindTextureUnit(i, id);
+		else
 		{
-			if(old && old->target!=target)
-				glDisable(old->target);
-			if(!old || old->target!=target)
-				glEnable(target);
+			unit.bind();
+			if(unit.supports_legacy())
+			{
+				if(old && old->target!=target)
+					glDisable(old->target);
+				if((!old || old->target!=target))
+					glEnable(target);
+			}
+			glBindTexture(target, id);
 		}
-		glBindTexture(target, id);
 
 		if(dirty_params)
 		{
@@ -350,10 +355,15 @@ void Texture::unbind_from(unsigned i)
 	const Texture *cur = unit.get_texture();
 	if(unit.set_texture(0))
 	{
-		unit.bind();
-		glBindTexture(cur->target, 0);
-		if(unit.supports_legacy())
-			glDisable(cur->target);
+		if(ARB_direct_state_access && !unit.supports_legacy())
+			glBindTextureUnit(i, 0);
+		else
+		{
+			unit.bind();
+			glBindTexture(cur->target, 0);
+			if(unit.supports_legacy())
+				glDisable(cur->target);
+		}
 	}
 }