Initial commit of ResInsight version 0.4.8

VisualizationModules/LibRender/cvfFramebufferObject.h

@@ -0,0 +1,89 @@
+//##################################################################################################
+//
+//   Custom Visualization Core library
+//   Copyright (C) 2011-2012 Ceetron AS
+//    
+//   This library is free software: you can redistribute it and/or modify 
+//   it under the terms of the GNU General Public License as published by 
+//   the Free Software Foundation, either version 3 of the License, or 
+//   (at your option) any later version. 
+//    
+//   This library is distributed in the hope that it will be useful, but WITHOUT ANY 
+//   WARRANTY; without even the implied warranty of MERCHANTABILITY or 
+//   FITNESS FOR A PARTICULAR PURPOSE.   
+//    
+//   See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>> 
+//   for more details. 
+//
+//##################################################################################################
+
+#pragma once
+
+#include "cvfObject.h"
+#include "cvfOpenGLTypes.h"
+#include "cvfTexture.h"
+
+#include <map>
+
+namespace cvf {
+
+class OpenGLContext;
+class RenderbufferObject;
+class String;
+class OglRcFramebuffer;
+
+
+//==================================================================================================
+//
+// Wrapper for OpenGL Frame Buffer Object
+//
+//==================================================================================================
+class FramebufferObject : public Object
+{
+public:
+    FramebufferObject();
+    ~FramebufferObject();
+
+    void        resizeAttachedBuffers(uint width, uint height);
+
+    void        attachColorRenderbuffer(uint index, RenderbufferObject* renderbuffer);
+    void        attachColorTexture2d(uint index, Texture* texture);
+    void        attachColorTexture2dCubeMap(uint index, Texture::CubeMapFace face, Texture* texture);
+
+    void        attachDepthRenderbuffer(RenderbufferObject* renderbuffer);
+    void        attachDepthTexture2d(Texture* texture);
+
+    void        attachDepthStencilRenderbuffer(RenderbufferObject* renderbuffer);
+    void        attachDepthStencilTexture2d(Texture* texture);
+
+    void        applyOpenGL(OpenGLContext* oglContext);
+    static void useDefaultWindowFramebuffer(OpenGLContext* oglContext);
+    void        deleteFramebuffer(OpenGLContext* oglContext);
+
+    bool        isFramebufferComplete(OpenGLContext* oglContext, String* failReason) const;
+
+    void        deleteOrReleaseOpenGLResources(OpenGLContext* oglContext);
+
+    static bool supportedOpenGL(OpenGLContext* oglContext);
+
+private:
+    void        setColorBufferVersionTick(uint index, uint versionTick);
+
+private:
+    Collection<RenderbufferObject>          m_colorRenderBuffers;
+    Collection<Texture>                     m_colorTextures;
+    std::map<uint, Texture::CubeMapFace>    m_colorCubeMapFaces;
+
+    ref<RenderbufferObject>                 m_depthRenderBuffer;
+    ref<Texture>                            m_depthTexture2d;
+
+    ref<RenderbufferObject>                 m_depthStencilRenderBuffer;
+    ref<Texture>                            m_depthStencilTexture2d;
+
+    std::vector<uint>                       m_colorAttachmentVersionTicks;
+    uint                                    m_depthAttachmentVersionTick;
+
+    ref<OglRcFramebuffer>                   m_oglRcBuffer;	
+};
+
+}