Crazy Eddie's GUI System  0.8.4
GL3GeometryBuffer.h
00001 /***********************************************************************
00002     created:    Wed, 8th Feb 2012
00003     author:     Lukas E Meindl (based on code by Paul D Turner)
00004 *************************************************************************/
00005 /***************************************************************************
00006  *   Copyright (C) 2004 - 2013 Paul D Turner & The CEGUI Development Team
00007  *
00008  *   Permission is hereby granted, free of charge, to any person obtaining
00009  *   a copy of this software and associated documentation files (the
00010  *   "Software"), to deal in the Software without restriction, including
00011  *   without limitation the rights to use, copy, modify, merge, publish,
00012  *   distribute, sublicense, and/or sell copies of the Software, and to
00013  *   permit persons to whom the Software is furnished to do so, subject to
00014  *   the following conditions:
00015  *
00016  *   The above copyright notice and this permission notice shall be
00017  *   included in all copies or substantial portions of the Software.
00018  *
00019  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00020  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00021  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00022  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00023  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00024  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00025  *   OTHER DEALINGS IN THE SOFTWARE.
00026  ***************************************************************************/
00027 #ifndef _CEGUIOpenGL3GeometryBuffer_h_
00028 #define _CEGUIOpenGL3GeometryBuffer_h_
00029 
00030 #include "CEGUI/RendererModules/OpenGL/GeometryBufferBase.h"
00031 
00032 namespace CEGUI
00033 {
00034 class OpenGL3Shader;
00035 class OpenGL3StateChangeWrapper;
00036 class OpenGL3Renderer;
00037 
00039 class OPENGL_GUIRENDERER_API OpenGL3GeometryBuffer : public OpenGLGeometryBufferBase
00040 {
00041 public:
00043     OpenGL3GeometryBuffer(OpenGL3Renderer& owner);
00044     virtual ~OpenGL3GeometryBuffer();
00045 
00046     void initialiseOpenGLBuffers();
00047     void deinitialiseOpenGLBuffers();
00048     void updateOpenGLBuffers();
00049 
00050     // implementation/overrides of members from GeometryBuffer
00051     void draw() const;
00052     void appendGeometry(const Vertex* const vbuff, uint vertex_count);
00053     void reset();
00054 
00055 protected:
00057     GLuint d_verticesVAO;
00059     GLuint d_verticesVBO;
00061     CEGUI::OpenGL3Shader*& d_shader;
00063     const GLint d_shaderPosLoc;
00065     const GLint d_shaderTexCoordLoc;
00067     const GLint d_shaderColourLoc;
00069     const GLint d_shaderStandardMatrixLoc;
00071     OpenGL3StateChangeWrapper* d_glStateChanger;
00073     GLuint d_bufferSize;
00074 };
00075 
00076 }
00077 
00078 #endif
00079 
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