X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Fframebuffer.cpp;h=45eaff656b65322a5d137133061e9e2ce35924ac;hb=3efe3bab1c8290bd49a957ebec0ad97e58a35fcf;hp=01fd626598c676a7417f2772f8d72c3b4ae5b700;hpb=4080571d24c1734a9188ee7fac38cf3180325adf;p=libs%2Fgl.git

diff --git a/source/core/framebuffer.cpp b/source/core/framebuffer.cpp
index 01fd6265..45eaff65 100644
--- a/source/core/framebuffer.cpp
+++ b/source/core/framebuffer.cpp
@@ -16,21 +16,11 @@ framebuffer_incomplete::framebuffer_incomplete(const std::string &reason):
 
 
 Framebuffer::Framebuffer(bool s):
-	FramebufferBackend(s),
-	dirty(0)
-{
-	if(s)
-	{
-		format = get_system_format();
-		get_system_size(width, height);
-	}
-}
+	FramebufferBackend(s)
+{ }
 
 Framebuffer::Framebuffer():
-	FramebufferBackend(false),
-	width(0),
-	height(0),
-	dirty(0)
+	FramebufferBackend(false)
 { }
 
 Framebuffer::Framebuffer(FrameAttachment fa):
@@ -70,6 +60,7 @@ void Framebuffer::check_size()
 		{
 			unsigned w = 0;
 			unsigned h = 0;
+			unsigned l = 1;
 			if(const Texture2D *tex2d = dynamic_cast<const Texture2D *>(a.tex))
 			{
 				w = max(tex2d->get_width()>>a.level, 1U);
@@ -84,23 +75,27 @@ void Framebuffer::check_size()
 			{
 				w = max(tex3d->get_width()>>a.level, 1U);
 				h = max(tex3d->get_height()>>a.level, 1U);
+				l = (a.layer<0 ? tex3d->get_depth() : 1);
 			}
 			else if(const TextureCube *tex_cube = dynamic_cast<const TextureCube *>(a.tex))
 			{
 				w = max(tex_cube->get_size()>>a.level, 1U);
 				h = w;
+				l = (a.layer<0 ? 6 : 1);
 			}
 
 			if(first)
 			{
 				width = w;
 				height = h;
+				layers = l;
 				first = false;
 			}
 			else
 			{
 				width = min(width, w);
 				height = min(height, h);
+				layers = min(layers, l);
 			}
 		}
 }
@@ -175,13 +170,18 @@ void Framebuffer::detach(FrameAttachment attch)
 	}
 }
 
-void Framebuffer::resize(const WindowView &view)
+const Texture *Framebuffer::get_attachment(FrameAttachment attch) const
 {
 	if(attachments.empty())
-		throw invalid_operation("Framebuffer::resize");
+		return 0;
+
+	int i = format.index(attch);
+	return (i>=0 ? attachments[i].tex : 0);
+}
 
-	width = view.get_width();
-	height = view.get_height();
+const Texture *Framebuffer::get_attachment(unsigned i) const
+{
+	return (i<attachments.size() ? attachments[i].tex : 0);
 }
 
 void Framebuffer::require_complete() const
@@ -198,12 +198,6 @@ void Framebuffer::require_complete() const
 	FramebufferBackend::require_complete();
 }
 
-Framebuffer &Framebuffer::system()
-{
-	static Framebuffer sys_framebuf(true);
-	return sys_framebuf;
-}
-
 
 void Framebuffer::Attachment::set(Texture &t, unsigned l, int z)
 {