X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frenderbuffer.cpp;h=5098362261e45743d396c81ea9bc5b9878d3c9ae;hb=5c5d094255ae5b0a07f99392a5a099ad9c8e8e38;hp=bd37aeea2bc59b460bbf17d4ecc32351bdfbe8dd;hpb=7f888de83aa5398fafaa7661547ee80395377b5c;p=libs%2Fgl.git

diff --git a/source/renderbuffer.cpp b/source/renderbuffer.cpp
index bd37aeea..50983622 100644
--- a/source/renderbuffer.cpp
+++ b/source/renderbuffer.cpp
@@ -1,13 +1,6 @@
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007-2011  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
-#include "extension.h"
-#include "ext_framebuffer_multisample.h"
-#include "ext_framebuffer_object.h"
+#include <msp/gl/extensions/arb_direct_state_access.h>
+#include <msp/gl/extensions/ext_framebuffer_multisample.h>
+#include <msp/gl/extensions/ext_framebuffer_object.h>
 #include "renderbuffer.h"
 
 namespace Msp {
@@ -15,44 +8,72 @@ namespace GL {
 
 Renderbuffer::Renderbuffer()
 {
-	static RequireExtension _ext("GL_EXT_framebuffer_object");
+	static Require _req(EXT_framebuffer_object);
 
-	glGenRenderbuffersEXT(1, &id);
+	if(ARB_direct_state_access)
+		glCreateRenderbuffers(1, &id);
+	else
+		glGenRenderbuffers(1, &id);
 }
 
 Renderbuffer::~Renderbuffer()
 {
-	glDeleteRenderbuffersEXT(1, &id);
+	glDeleteRenderbuffers(1, &id);
+}
+
+PixelFormat Renderbuffer::normalize_format(PixelFormat fmt)
+{
+	if(!get_component_size(fmt) && MSP_sized_internal_formats)
+	{
+		unsigned size = (fmt==DEPTH_COMPONENT ? get_gl_api()==OPENGL_ES2 ? 2 : 4 : 1);
+		return get_sized_pixelformat(fmt, size);
+	}
+
+	return fmt;
 }
 
-void Renderbuffer::storage(PixelFormat fmt, unsigned w, unsigned h)
+void Renderbuffer::storage(PixelFormat fmt, unsigned wd, unsigned ht)
 {
-	Bind _bind(this, true);
-	width = w;
-	height = h;
-	glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, fmt, width, height);
+	fmt = normalize_format(fmt);
+	require_pixelformat(fmt);
+	width = wd;
+	height = ht;
+	if(ARB_direct_state_access)
+		glNamedRenderbufferStorage(id, fmt, width, height);
+	else
+	{
+		BindRestore _bind(this);
+		glRenderbufferStorage(GL_RENDERBUFFER, fmt, width, height);
+	}
 }
 
-void Renderbuffer::storage_multisample(unsigned samples, PixelFormat fmt, unsigned w, unsigned h)
+void Renderbuffer::storage_multisample(unsigned samples, PixelFormat fmt, unsigned wd, unsigned ht)
 {
-	static RequireExtension _ext("GL_EXT_framebuffer_multisample");
+	static Require _req(EXT_framebuffer_multisample);
+	fmt = normalize_format(fmt);
+	require_pixelformat(fmt);
 
-	Bind _bind(this, true);
-	width = w;
-	height = h;
-	glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, samples, fmt, width, height);
+	width = wd;
+	height = ht;
+	if(ARB_direct_state_access)
+		glNamedRenderbufferStorageMultisample(id, samples, fmt, width, height);
+	else
+	{
+		BindRestore _bind(this);
+		glRenderbufferStorageMultisample(GL_RENDERBUFFER, samples, fmt, width, height);
+	}
 }
 
 void Renderbuffer::bind() const
 {
 	if(set_current(this))
-		glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, id);
+		glBindRenderbuffer(GL_RENDERBUFFER, id);
 }
 
 void Renderbuffer::unbind()
 {
 	if(set_current(0))
-		glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0);
+		glBindRenderbuffer(GL_RENDERBUFFER, 0);
 }
 
 } // namespace GL