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source: downloads/RenderSystems/GL/src/OgreGLFBOMultiRenderTarget.cpp @ 1

Last change on this file since 1 was 1, checked in by landauf, 17 years ago
File size: 2.6 KB
Line 
1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4    (Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2006 Torus Knot Software Ltd
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23
24You may alternatively use this source under the terms of a specific version of
25the OGRE Unrestricted License provided you have obtained such a license from
26Torus Knot Software Ltd.
27-----------------------------------------------------------------------------
28*/
29
30#include "OgreGLFBOMultiRenderTarget.h"
31#include "OgreGLPixelFormat.h"
32#include "OgreLogManager.h"
33#include "OgreStringConverter.h"
34#include "OgreRoot.h"
35#include "OgreGLHardwarePixelBuffer.h"
36
37namespace Ogre {
38
39        GLFBOMultiRenderTarget::GLFBOMultiRenderTarget(GLFBOManager *manager, const String &name):
40                MultiRenderTarget(name),
41                fbo(manager)
42        {
43        }
44        GLFBOMultiRenderTarget::~GLFBOMultiRenderTarget()
45        {
46        }
47
48
49        void GLFBOMultiRenderTarget::bindSurface(size_t attachment, RenderTexture *target)
50
51        {
52
53                /// Check if the render target is in the rendertarget->FBO map
54        GLFrameBufferObject *fbobj = 0;
55        target->getCustomAttribute("FBO", &fbobj);
56                assert(fbobj);
57                fbo.bindSurface(attachment, fbobj->getSurface(0));
58
59
60
61                // Initialise?
62
63               
64
65                // Set width and height
66
67                mWidth = fbo.getWidth();
68
69                mHeight = fbo.getHeight();
70
71        }
72
73
74
75        void GLFBOMultiRenderTarget::unbindSurface(size_t attachment)
76        {
77                fbo.unbindSurface(attachment);
78
79                // Set width and height
80
81                mWidth = fbo.getWidth();
82
83                mHeight = fbo.getHeight();
84        }
85
86        void GLFBOMultiRenderTarget::getCustomAttribute( const String& name, void *pData )
87        {
88                if(name=="FBO")
89        {
90            *static_cast<GLFrameBufferObject **>(pData) = &fbo;
91        }
92        }
93}
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