X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fframebuffer.cpp;h=cf478ce29b686d842ce2074078952633b2e47b02;hp=6941c0342d7963208324df4c39c19812442aa6b1;hb=HEAD;hpb=b617c5d7b5283ad260a77f01e42e6170cabbc03d

diff --git a/source/framebuffer.cpp b/source/framebuffer.cpp
deleted file mode 100644
index 6941c034..00000000
--- a/source/framebuffer.cpp
+++ /dev/null
@@ -1,179 +0,0 @@
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
-#include "extension.h"
-#include "ext_framebuffer_object.h"
-#include "framebuffer.h"
-#include "misc.h"
-#include "renderbuffer.h"
-#include "texture2d.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-Framebuffer::Framebuffer():
-	width(0),
-	height(0)
-{
-	static RequireExtension _ext("GL_EXT_framebuffer_object");
-
-	glGenFramebuffersEXT(1, &id);
-	bind();
-}
-
-Framebuffer::~Framebuffer()
-{
-	glDeleteFramebuffersEXT(1, &id);
-}
-
-void Framebuffer::bind() const
-{
-	if(!cur_fbo)
-		get(GL_VIEWPORT, sys_viewport);
-	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, id);
-	cur_fbo = this;
-	if(width && height)
-		viewport(0, 0, width, height);
-}
-
-void Framebuffer::attach(FramebufferAttachment attch, Renderbuffer &rbuf)
-{
-	maybe_bind();
-	glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, attch, GL_RENDERBUFFER_EXT, rbuf.get_id());
-	get_or_create_attachment(attch) = rbuf;
-	check_size();
-}
-
-void Framebuffer::attach(FramebufferAttachment attch, Texture2D &tex, int level)
-{
-	maybe_bind();
-	glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, attch, tex.get_target(), tex.get_id(), level);
-	get_or_create_attachment(attch) = tex;
-	check_size();
-}
-
-void Framebuffer::detach(FramebufferAttachment attch)
-{
-	maybe_bind();
-	for(vector<Attachment>::iterator i=attachments.begin(); i!=attachments.end(); ++i)
-		if(i->attachment==attch)
-		{
-			if(i->type==GL_RENDERBUFFER_EXT)
-				glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, attch, GL_RENDERBUFFER_EXT, 0);
-			else if(i->type==GL_TEXTURE_2D)
-				glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, attch, GL_TEXTURE_2D, 0, 0);
-			attachments.erase(i);
-			check_size();
-			return;
-		}
-}
-
-FramebufferStatus Framebuffer::check_status() const
-{
-	maybe_bind();
-	return static_cast<FramebufferStatus>(glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT));
-}
-
-const Framebuffer *Framebuffer::current()
-{
-	return cur_fbo;
-}
-
-void Framebuffer::unbind()
-{
-	if(cur_fbo)
-	{
-		glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
-		cur_fbo = 0;
-		viewport(sys_viewport[0], sys_viewport[1], sys_viewport[2], sys_viewport[3]);
-	}
-}
-
-void Framebuffer::maybe_bind() const
-{
-	if(cur_fbo!=this)
-		bind();
-}
-
-Framebuffer::Attachment &Framebuffer::get_or_create_attachment(FramebufferAttachment attch)
-{
-	for(vector<Attachment>::iterator i=attachments.begin(); i!=attachments.end(); ++i)
-		if(i->attachment==attch)
-			return *i;
-	attachments.push_back(Attachment(attch));
-	return attachments.back();
-}
-
-void Framebuffer::check_size()
-{
-	if(!attachments.empty())
-	{
-		const Attachment &attch = attachments.front();
-		if(attch.type==GL_RENDERBUFFER_EXT)
-		{
-			width = attch.rbuf->get_width();
-			height = attch.rbuf->get_height();
-		}
-		else if(attch.type==GL_TEXTURE_2D)
-		{
-			Texture2D *tex = static_cast<Texture2D *>(attch.tex);
-			width = tex->get_width();
-			height = tex->get_height();
-		}
-		if(cur_fbo==this)
-			viewport(0, 0, width, height);
-	}
-}
-
-const Framebuffer *Framebuffer::cur_fbo = 0;
-int Framebuffer::sys_viewport[4] = { 0, 0, 1, 1 };
-
-
-Framebuffer::Attachment::Attachment(FramebufferAttachment a):
-	attachment(a),
-	type(0)
-{ }
-
-Framebuffer::Attachment &Framebuffer::Attachment::operator=(Renderbuffer &r)
-{
-	type = GL_RENDERBUFFER_EXT;
-	rbuf = &r;
-	return *this;
-}
-
-Framebuffer::Attachment &Framebuffer::Attachment::operator=(Texture &t)
-{
-	type = t.get_target();
-	tex = &t;
-	return *this;
-}
-
-
-void viewport(int x, int y, unsigned w, unsigned h)
-{
-	glViewport(x, y, w, h);
-}
-
-void clear(BufferBits bits)
-{
-	glClear(bits);
-}
-
-void draw_buffer(RWBuffer buf)
-{
-	glDrawBuffer(buf);
-}
-
-void read_buffer(RWBuffer buf)
-{
-	glReadBuffer(buf);
-}
-
-} // namespace GL
-} // namespace Msp