X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frenderbuffer.cpp;h=d28237bed7e33f55aa5ae7245c63e98707bb06e1;hb=5a07a1fdfa420d257221228676a3c76a5eb4f44f;hp=49e0b74fbebdc908aa238eaedf6e2c0238ccf237;hpb=a361efc05fcad11b2918f3cd7abdebe794b131d8;p=libs%2Fgl.git

diff --git a/source/renderbuffer.cpp b/source/renderbuffer.cpp
index 49e0b74f..d28237be 100644
--- a/source/renderbuffer.cpp
+++ b/source/renderbuffer.cpp
@@ -14,10 +14,9 @@ namespace GL {
 
 Renderbuffer::Renderbuffer()
 {
-	require_extension("GL_EXT_framebuffer_object");
+	static RequireExtension _ext("GL_EXT_framebuffer_object");
 
 	glGenRenderbuffersEXT(1, &id);
-	bind();
 }
 
 Renderbuffer::~Renderbuffer()
@@ -25,15 +24,24 @@ Renderbuffer::~Renderbuffer()
 	glDeleteRenderbuffersEXT(1, &id);
 }
 
+void Renderbuffer::storage(PixelFormat fmt, unsigned w, unsigned h)
+{
+	Bind _bind(this, true);
+	width = w;
+	height = h;
+	glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, fmt, width, height);
+}
+
 void Renderbuffer::bind() const
 {
-	glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, id);
+	if(set_current(this))
+		glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, id);
 }
 
-void Renderbuffer::storage(PixelFormat fmt, sizei width, sizei height)
+void Renderbuffer::unbind()
 {
-	bind();
-	glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, fmt, width, height);
+	if(set_current(0))
+		glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0);
 }
 
 } // namespace GL