Move OpenGLRender to vcl

Change-Id: I6383ae3f94fc18aec92596b9d857d3fde5869dd6

16 files changed, 2 insertions, 2287 deletions

diff --git a/chart2/Library_chartopengl.mk b/chart2/Library_chartopengl.mk
index 0aa6340aa140..db3dc299b1c2 100644
--- a/chart2/Library_chartopengl.mk
+++ b/chart2/Library_chartopengl.mk
@@ -47,13 +47,13 @@ $(eval $(call gb_Library_use_libraries,chartopengl,\
     ucbhelper \
     utl \
     vcl \
+    vclopengl \
     $(gb_UWINAPI) \
 ))
 
 $(eval $(call gb_Library_add_exception_objects,chartopengl,\
     chart2/source/view/main/OpenglShapeFactory \
     chart2/source/view/main/DummyXShape \
-    chart2/source/view/main/OpenGLRender \
 ))
 
 ifeq ($(strip $(OS)),WNT)
diff --git a/chart2/Module_chart2.mk b/chart2/Module_chart2.mk
index 611e699705a9..6c4d193dd2dd 100644
--- a/chart2/Module_chart2.mk
+++ b/chart2/Module_chart2.mk
@@ -14,7 +14,6 @@ $(eval $(call gb_Module_add_targets,chart2,\
     Library_chartcore \
 	$(if $(filter FREEBSD LINUX MACOSX WNT,$(OS)), \
 		Library_chartopengl \
-		Package_opengl \
 	) \
 ))
 
diff --git a/chart2/Package_opengl.mk b/chart2/Package_opengl.mk
deleted file mode 100644
index ef33ebbbff44..000000000000
--- a/chart2/Package_opengl.mk
+++ /dev/null
@@ -1,25 +0,0 @@
-# -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
-#
-# This file is part of the LibreOffice project.
-#
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-
-$(eval $(call gb_Package_Package,chart2_opengl_shader,$(SRCDIR)/chart2/opengl))
-
-$(eval $(call gb_Package_add_files,chart2_opengl_shader,$(LIBO_BIN_FOLDER)/opengl,\
-	backgroundFragmentShader.glsl \
-	backgroundVertexShader.glsl \
-	commonFragmentShader.glsl \
-	commonVertexShader.glsl \
-	debugFragmentShader.glsl \
-	debugVertexShader.glsl \
-	symbolFragmentShader.glsl \
-	symbolVertexShader.glsl \
-	textFragmentShader.glsl \
-	textVertexShader.glsl \
-))
-
-# vim: set noet sw=4 ts=4:
diff --git a/chart2/opengl/backgroundFragmentShader.glsl b/chart2/opengl/backgroundFragmentShader.glsl
deleted file mode 100644
index 805789e731ed..000000000000
--- a/chart2/opengl/backgroundFragmentShader.glsl
+++ /dev/null
@@ -1,17 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-varying vec4 fragmentColor;
-
-void main()
-{
-    gl_FragColor = fragmentColor;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/backgroundVertexShader.glsl b/chart2/opengl/backgroundVertexShader.glsl
deleted file mode 100644
index 6d9d6c21f3c9..000000000000
--- a/chart2/opengl/backgroundVertexShader.glsl
+++ /dev/null
@@ -1,21 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-attribute vec3 vPosition;
-uniform mat4 MVP;
-attribute vec4 vColor;
-varying vec4 fragmentColor;
-
-void main()
-{
-    gl_Position =  MVP * vec4(vPosition, 1);
-    fragmentColor = vColor;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/commonFragmentShader.glsl b/chart2/opengl/commonFragmentShader.glsl
deleted file mode 100644
index 805789e731ed..000000000000
--- a/chart2/opengl/commonFragmentShader.glsl
+++ /dev/null
@@ -1,17 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-varying vec4 fragmentColor;
-
-void main()
-{
-    gl_FragColor = fragmentColor;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/commonVertexShader.glsl b/chart2/opengl/commonVertexShader.glsl
deleted file mode 100644
index f32e3fd38a91..000000000000
--- a/chart2/opengl/commonVertexShader.glsl
+++ /dev/null
@@ -1,21 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-attribute vec3 vPosition;
-uniform mat4 MVP;
-uniform vec4 vColor;
-varying vec4 fragmentColor;
-
-void main()
-{
-    gl_Position =  MVP * vec4(vPosition, 1);
-    fragmentColor = vColor;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/debugFragmentShader.glsl b/chart2/opengl/debugFragmentShader.glsl
deleted file mode 100644
index d36c4f4d46e4..000000000000
--- a/chart2/opengl/debugFragmentShader.glsl
+++ /dev/null
@@ -1,17 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-varying vec4 fragmentColor;
-
-void main()
-{
-    gl_FragColor = vec4(1.0, 1.0, 0.0, 0.5);
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/debugVertexShader.glsl b/chart2/opengl/debugVertexShader.glsl
deleted file mode 100644
index 762de3121419..000000000000
--- a/chart2/opengl/debugVertexShader.glsl
+++ /dev/null
@@ -1,19 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-attribute vec3 vPosition;
-uniform vec4 vColor;
-varying vec4 fragmentColor;
-
-void main()
-{
-    gl_Position = vec4(vPosition, 1);
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/symbolFragmentShader.glsl b/chart2/opengl/symbolFragmentShader.glsl
deleted file mode 100644
index 3ac6b0305285..000000000000
--- a/chart2/opengl/symbolFragmentShader.glsl
+++ /dev/null
@@ -1,101 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-#version 120
-
-varying vec4 fragmentColor;
-uniform int shape;
-
-void main()
-{
-    vec2 p = gl_PointCoord * 2.0 - vec2(1.0); // (0,0) in the center
-    if(shape == 0)
-    {
-    }
-    else if(shape == 1) //diamon
-    {
-        if (abs(p.x) + abs(p.y) > 1)
-            discard;
-    }
-    else if(shape == 2) // arrow
-    {
-        if(p.y < 0 && (abs(p.x) + abs(p.y)) > 1)
-            discard;
-        else if(p.y > 0 && abs(p.x) > 0.5)
-            discard;
-    }
-    else if(shape == 3) //arrow up
-    {
-        if(p.y > 0 && (abs(p.x) + abs(p.y)) > 1)
-            discard;
-        else if(p.y < 0 && abs(p.x) > 0.5)
-            discard;
-    }
-    else if(shape == 4) // arrow right
-    {
-        if(p.x > 0 && (abs(p.x) + abs(p.y)) > 1)
-            discard;
-        else if(p.x < 0 && abs(p.y) > 0.5)
-            discard;
-    }
-    else if(shape == 5) // arrow left
-    {
-        if(p.x < 0 && (abs(p.x) + abs(p.y)) > 1)
-            discard;
-        else if(p.x > 0 && abs(p.y) > 0.5)
-            discard;
-    }
-    else if(shape == 6) // hour glass
-    {
-        if(abs(p.x) < abs(p.y))
-            discard;
-    }
-    else if(shape == 7) // bow tie
-    {
-        if(abs(p.y) < abs(p.x))
-            discard;
-    }
-    else if(shape == 8) // circle
-    {
-        if(dot(p.x, p.y) > 1)
-            discard;
-    }
-    else if(shape == 9) // star
-    {
-        if(sqrt(abs(p.x))+sqrt(abs(p.y)) > 1)
-            discard;
-    }
-    else if(shape == 10) // X
-    {
-        if(abs(abs(p.x) - abs(p.y)) > 0.2)
-            discard;
-    }
-    else if(shape == 11) // Plus
-    {
-        if(abs(p.x) > 0.2 && abs(p.y) > 0.2)
-            discard;
-    }
-    else if(shape == 12) // asterisk
-    {
-    }
-    else if(shape == 13) // horizontal bar
-    {
-        if(abs(p.y) > 0.2)
-            discard;
-    }
-    else if(shape == 14) // vertical bar
-    {
-        if(abs(p.x) > 0.2)
-            discard;
-    }
-    
-    gl_FragColor = fragmentColor;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/symbolVertexShader.glsl b/chart2/opengl/symbolVertexShader.glsl
deleted file mode 100644
index 3cf9f41ef21b..000000000000
--- a/chart2/opengl/symbolVertexShader.glsl
+++ /dev/null
@@ -1,23 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-#version 120
-
-attribute vec3 vPosition;
-uniform mat4 MVP;
-uniform vec4 vColor;
-varying vec4 fragmentColor;
-
-void main()
-{
-    gl_Position = MVP * vec4(vPosition, 1);
-    fragmentColor = vColor;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/textFragmentShader.glsl b/chart2/opengl/textFragmentShader.glsl
deleted file mode 100644
index ef8d44d6949d..000000000000
--- a/chart2/opengl/textFragmentShader.glsl
+++ /dev/null
@@ -1,17 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-uniform sampler2D TextTex;
-varying vec2 vTexCoord;
-void main()
-{
-    gl_FragColor = vec4(texture2D(TextTex, vTexCoord).rgba);
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/opengl/textVertexShader.glsl b/chart2/opengl/textVertexShader.glsl
deleted file mode 100644
index a805229eb07a..000000000000
--- a/chart2/opengl/textVertexShader.glsl
+++ /dev/null
@@ -1,20 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-attribute vec3 vPosition;
-uniform mat4 MVP;
-attribute vec2 texCoord;
-varying vec2 vTexCoord;
-void main()
-{
-    gl_Position =  MVP * vec4(vPosition, 1);
-    vTexCoord = texCoord;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/view/inc/DummyXShape.hxx b/chart2/source/view/inc/DummyXShape.hxx
index cf19ff577dd6..553b4e1c20fa 100644
--- a/chart2/source/view/inc/DummyXShape.hxx
+++ b/chart2/source/view/inc/DummyXShape.hxx
@@ -12,7 +12,7 @@
 
 #include <cppuhelper/implbase6.hxx>
 
-#include "OpenGLRender.hxx"
+#include <vcl/OpenGLRender.hxx>
 
 #include <com/sun/star/drawing/XShape.hpp>
 #include <com/sun/star/drawing/XShapes.hpp>
diff --git a/chart2/source/view/main/OpenGLRender.cxx b/chart2/source/view/main/OpenGLRender.cxx
deleted file mode 100755
index 3b81db2845be..000000000000
--- a/chart2/source/view/main/OpenGLRender.cxx
+++ /dev/null
@@ -1,1688 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-#include <GL/glew.h>
-#include <vector>
-#include "OpenGLRender.hxx"
-#include <vcl/bmpacc.hxx>
-#include <vcl/graph.hxx>
-#include <com/sun/star/awt/XBitmap.hpp>
-#include <com/sun/star/beans/XPropertySet.hpp>
-#include <com/sun/star/graphic/XGraphic.hpp>
-#include <comphelper/InlineContainer.hxx>
-#include <com/sun/star/beans/XPropertySet.hpp>
-#include <com/sun/star/drawing/CircleKind.hpp>
-#include <com/sun/star/drawing/DoubleSequence.hpp>
-#include <com/sun/star/drawing/FlagSequence.hpp>
-#include <com/sun/star/drawing/FillStyle.hpp>
-#include <com/sun/star/drawing/LineStyle.hpp>
-#include <com/sun/star/drawing/NormalsKind.hpp>
-#include <com/sun/star/drawing/PointSequence.hpp>
-#include <com/sun/star/drawing/PolygonKind.hpp>
-#include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp>
-#include <com/sun/star/drawing/ProjectionMode.hpp>
-#include <com/sun/star/drawing/ShadeMode.hpp>
-#include <com/sun/star/drawing/TextFitToSizeType.hpp>
-#include <com/sun/star/drawing/TextureProjectionMode.hpp>
-#include <com/sun/star/text/XText.hpp>
-#include <com/sun/star/uno/Any.hxx>
-#include <editeng/unoprnms.hxx>
-#include <vcl/virdev.hxx>
-#include <vcl/dibtools.hxx>
-
-#include <osl/file.hxx>
-#include <rtl/bootstrap.hxx>
-#include <config_folders.h>
-
-#include <boost/scoped_array.hpp>
-
-using namespace com::sun::star;
-
-using namespace std;
-
-#define DEBUG_PNG 0
-#if RENDER_TO_FILE
-#define BMP_HEADER_LEN 54
-#endif
-
-#if DEBUG_PNG
-#include <vcl/pngwrite.hxx>
-#endif
-
-#define GL_PI 3.14159f
-
-#if defined( _WIN32 )
-#define WGL_SAMPLE_BUFFERS_ARB   0x2041
-#define WGL_SAMPLES_ARB          0x2042
-#endif
-
-#define Z_STEP 0.001f
-
-int static checkGLError(const char *file, int line)
-{
-    GLenum glErr;
-    int retCode = 0;
-    glErr = glGetError();
-    while (glErr != GL_NO_ERROR)
-    {
-        const GLubyte* sError = gluErrorString(glErr);
-
-        if (sError)
-            SAL_WARN("chart2.opengl", "GL Error #" << glErr << "(" << gluErrorString(glErr) << ") " << " in File " << file << " at line: " << line);
-        else
-            SAL_WARN("chart2.opengl", "GL Error #" << glErr << " (no message available)" << " in File " << file << " at line: " << line);
-
-        retCode = -1;
-        return retCode;
-    }
-    return retCode;
-}
-
-static bool bGlewInit = false;
-
-#define CHECK_GL_ERROR() checkGLError(__FILE__, __LINE__)
-
-#define CHECK_GL_FRAME_BUFFER_STATUS() \
-    status = glCheckFramebufferStatus(GL_FRAMEBUFFER);\
-    if( status != GL_FRAMEBUFFER_COMPLETE ) {\
-        SAL_WARN("chart2.opengl", "OpenGL error: " << status );\
-        return -1;\
-    }
-
-namespace {
-
-OUString getShaderFolder()
-{
-    OUString aUrl("$BRAND_BASE_DIR/" LIBO_ETC_FOLDER);
-    rtl::Bootstrap::expandMacros(aUrl);
-
-    return aUrl + "/opengl/";
-}
-
-OUString maShaderFolder = getShaderFolder();
-
-OString loadShader(const OUString& rFilename)
-{
-    OUString aFileURL = maShaderFolder + rFilename +".glsl";
-    osl::File aFile(aFileURL);
-    if(aFile.open(osl_File_OpenFlag_Read) == osl::FileBase::E_None)
-    {
-        sal_uInt64 nSize = 0;
-        aFile.getSize(nSize);
-        char* content = new char[nSize+1];
-        sal_uInt64 nBytesRead = 0;
-        aFile.read(content, nSize, nBytesRead);
-        if(nSize != nBytesRead)
-            assert(false);
-
-        content[nSize] = 0;
-        return OString(content);
-    }
-    else
-    {
-        SAL_WARN("chart2.opengl", "could not load the file: " << aFileURL);
-    }
-
-    return OString();
-}
-
-}
-
-GLint OpenGLRender::LoadShaders(const OUString& rVertexShaderName,const OUString& rFragmentShaderName)
-{
-    // Create the shaders
-    GLuint VertexShaderID = glCreateShader(GL_VERTEX_SHADER);
-    GLuint FragmentShaderID = glCreateShader(GL_FRAGMENT_SHADER);
-
-    GLint Result = GL_FALSE;
-    int InfoLogLength;
-
-    // Compile Vertex Shader
-    OString aVertexShaderSource = loadShader(rVertexShaderName);
-    char const * VertexSourcePointer = aVertexShaderSource.getStr();
-    glShaderSource(VertexShaderID, 1, &VertexSourcePointer , NULL);
-    glCompileShader(VertexShaderID);
-
-    // Check Vertex Shader
-    glGetShaderiv(VertexShaderID, GL_COMPILE_STATUS, &Result);
-    if ( !Result )
-    {
-        glGetShaderiv(VertexShaderID, GL_INFO_LOG_LENGTH, &InfoLogLength);
-        if ( InfoLogLength > 0 )
-        {
-            std::vector<char> VertexShaderErrorMessage(InfoLogLength+1);
-            glGetShaderInfoLog(VertexShaderID, InfoLogLength, NULL, &VertexShaderErrorMessage[0]);
-            VertexShaderErrorMessage.push_back('\0');
-            SAL_WARN("chart2.opengl", "vertex shader compile failed : " << &VertexShaderErrorMessage[0]);
-        }
-        else
-            SAL_WARN("chart2.opengl", "vertex shader compile failed without error log");
-
-        return 0;
-    }
-
-    // Compile Fragment Shader
-    OString aFragmentShaderSource = loadShader(rFragmentShaderName);
-    char const * FragmentSourcePointer = aFragmentShaderSource.getStr();
-    glShaderSource(FragmentShaderID, 1, &FragmentSourcePointer , NULL);
-    glCompileShader(FragmentShaderID);
-
-    // Check Fragment Shader
-    glGetShaderiv(FragmentShaderID, GL_COMPILE_STATUS, &Result);
-    if ( !Result )
-    {
-        glGetShaderiv(FragmentShaderID, GL_INFO_LOG_LENGTH, &InfoLogLength);
-        if ( InfoLogLength > 0 )
-        {
-            std::vector<char> FragmentShaderErrorMessage(InfoLogLength+1);
-            glGetShaderInfoLog(FragmentShaderID, InfoLogLength, NULL, &FragmentShaderErrorMessage[0]);
-            FragmentShaderErrorMessage.push_back('\0');
-            SAL_WARN("chart2.opengl", "fragment shader compile failed : " << &FragmentShaderErrorMessage[0]);
-        }
-        else
-            SAL_WARN("chart2.opengl", "fragment shader compile failed without error log");
-
-
-        return 0;
-    }
-
-    // Link the program
-    GLint ProgramID = glCreateProgram();
-    glAttachShader(ProgramID, VertexShaderID);
-    glAttachShader(ProgramID, FragmentShaderID);
-    glLinkProgram(ProgramID);
-
-    // Check the program
-    glGetProgramiv(ProgramID, GL_LINK_STATUS, &Result);
-    if ( !Result )
-    {
-        glGetProgramiv(ProgramID, GL_INFO_LOG_LENGTH, &InfoLogLength);
-        if ( InfoLogLength > 0 )
-        {
-            std::vector<char> ProgramErrorMessage(InfoLogLength+1);
-            glGetProgramInfoLog(ProgramID, InfoLogLength, NULL, &ProgramErrorMessage[0]);
-            ProgramErrorMessage.push_back('\0');
-            SAL_WARN("chart2.opengl", "Shader Program failed : " << &ProgramErrorMessage[0]);
-        }
-        else
-            SAL_WARN("chart2.opengl", "shader program link failed without error log");
-
-        return 0;
-    }
-
-    glDeleteShader(VertexShaderID);
-    glDeleteShader(FragmentShaderID);
-
-    return ProgramID;
-}
-
-namespace {
-
-GLfloat texCoords[] = {
-    0.0f, 0.0f,
-    1.0f, 0.0f,
-    1.0f, 1.0f,
-    0.0f, 1.0f
-};
-
-}
-
-int OpenGLRender::InitOpenGL(GLWindow aWindow)
-{
-    glWin = aWindow;
-    if(!bGlewInit)
-    {
-        glewExperimental = GL_TRUE;
-        if (glewInit() != GLEW_OK)
-        {
-            SAL_WARN("chart2.opengl", "Failed to initialize GLEW");
-            return -1;
-        }
-        else
-            bGlewInit = true;
-    }
-
-    // These guys don't just check support but setup the vtables.
-    if (glewIsSupported("framebuffer_object") != GLEW_OK)
-    {
-        SAL_WARN("chart2.opengl", "GL stack has no framebuffer support");
-        return -1;
-    }
-
-    glEnable(GL_TEXTURE_2D);
-    glEnable(GL_CULL_FACE);
-    glCullFace(GL_BACK);
-    glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
-    // Enable depth test
-    glEnable(GL_DEPTH_TEST);
-    // Accept fragment if it closer to the camera than the former one
-    glDepthFunc(GL_LESS);
-    glEnable(GL_POINT_SMOOTH);
-    glEnable(GL_LINE_SMOOTH);
-    glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);
-    glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
-    glEnable(GL_BLEND);
-    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
-    glClearColor (1.0, 1.0, 1.0, 1.0);
-    glClear(GL_COLOR_BUFFER_BIT);
-    glClearDepth(1.0f);
-    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-    //Init the Projection matrix
-    m_Projection = glm::ortho(0.f, float(m_iWidth), 0.f, float(m_iHeight), -1.f, 1.f);
-    m_View       = glm::lookAt(glm::vec3(0,0,1), // Camera is at (4,3,-3), in World Space
-                               glm::vec3(0,0,0), // and looks at the origin
-                               glm::vec3(0,1,0)  // Head is up (set to 0,-1,0 to look upside-down)
-                               );
-    m_MVP = m_Projection * m_View * m_Model;
-    glGenBuffers(1, &m_VertexBuffer);
-    glGenBuffers(1, &m_ColorBuffer);
-
-    CHECK_GL_ERROR();
-
-    m_CommonProID = LoadShaders("commonVertexShader", "commonFragmentShader");
-    m_MatrixID = glGetUniformLocation(m_CommonProID, "MVP");
-    m_2DVertexID = glGetAttribLocation(m_CommonProID, "vPosition");
-    m_2DColorID = glGetUniformLocation(m_CommonProID, "vColor");
-    CHECK_GL_ERROR();
-
-#if DEBUG_POSITIONING
-    m_DebugProID = LoadShaders("debugVertexShader", "debugFragmentShader");
-    m_DebugVertexID = glGetAttribLocation(m_DebugProID, "vPosition");
-    CHECK_GL_ERROR();
-#endif
-
-    m_BackgroundProID = LoadShaders("backgroundVertexShader", "backgroundFragmentShader");
-    m_BackgroundMatrixID = glGetUniformLocation(m_BackgroundProID, "MVP");
-    m_BackgroundVertexID = glGetAttribLocation(m_BackgroundProID, "vPosition");
-    m_BackgroundColorID = glGetAttribLocation(m_BackgroundProID, "vColor");
-
-    CHECK_GL_ERROR();
-
-    m_SymbolProID = LoadShaders("symbolVertexShader", "symbolFragmentShader");
-    m_SymbolVertexID = glGetAttribLocation(m_SymbolProID, "vPosition");
-    m_SymbolMatrixID = glGetUniformLocation(m_SymbolProID, "MVP");
-    m_SymbolColorID = glGetUniformLocation(m_SymbolProID, "vColor");
-    m_SymbolShapeID = glGetUniformLocation(m_SymbolProID, "shape");
-
-    CHECK_GL_ERROR();
-
-    m_TextProID = LoadShaders("textVertexShader", "textFragmentShader");
-    m_TextMatrixID = glGetUniformLocation(m_TextProID, "MVP");
-    m_TextVertexID = glGetAttribLocation(m_TextProID, "vPosition");
-    m_TextTexCoordID = glGetAttribLocation(m_TextProID, "texCoord");
-    m_TextTexID = glGetUniformLocation(m_TextProID, "TextTex");
-
-    CHECK_GL_ERROR();
-
-    glGenBuffers(1, &m_TextTexCoordBuf);
-    glBindBuffer(GL_ARRAY_BUFFER, m_TextTexCoordBuf);
-    glBufferData(GL_ARRAY_BUFFER, sizeof(texCoords), texCoords, GL_STATIC_DRAW);
-    glBindBuffer(GL_ARRAY_BUFFER, 0);
-
-#if defined( WNT )
-    SwapBuffers(glWin.hDC);
-#elif defined( MACOSX )
-
-#elif defined( UNX )
-    glXSwapBuffers(glWin.dpy, glWin.win);
-#endif
-    glFlush();
-    glEnable(GL_LIGHTING);
-    GLfloat light_direction[] = { 0.0 , 0.0 , 1.0 };
-    GLfloat materialDiffuse[] = { 1.0 , 1.0 , 1.0 , 1.0};
-    glLightfv(GL_LIGHT0, GL_SPOT_DIRECTION, light_direction);
-    glMaterialfv(GL_FRONT,GL_DIFFUSE,materialDiffuse);
-    glEnable(GL_LIGHT0);
-    glEnable(GL_NORMALIZE);
-    return 0;
-}
-
-BitmapEx OpenGLRender::GetAsBitmap()
-{
-    boost::scoped_array<sal_uInt8> buf(new sal_uInt8[m_iWidth * m_iHeight * 4]);
-    glReadPixels(0, 0, m_iWidth, m_iHeight, GL_BGRA, GL_UNSIGNED_BYTE, buf.get());
-
-    Bitmap aBitmap( Size(m_iWidth, m_iHeight), 24 );
-    AlphaMask aAlpha( Size(m_iWidth, m_iHeight) );
-
-    {
-        Bitmap::ScopedWriteAccess pWriteAccess( aBitmap );
-        AlphaMask::ScopedWriteAccess pAlphaWriteAccess( aAlpha );
-
-        size_t nCurPos = 0;
-        for( int y = 0; y < m_iHeight; ++y)
-        {
-            Scanline pScan = pWriteAccess->GetScanline(y);
-            Scanline pAlphaScan = pAlphaWriteAccess->GetScanline(y);
-            for( int x = 0; x < m_iWidth; ++x )
-            {
-                *pScan++ = buf[nCurPos];
-                *pScan++ = buf[nCurPos+1];
-                *pScan++ = buf[nCurPos+2];
-
-                nCurPos += 3;
-                *pAlphaScan++ = static_cast<sal_uInt8>( 255 - buf[nCurPos++] );
-            }
-        }
-    }
-
-    BitmapEx aBmp(aBitmap, aAlpha);
-
-#if DEBUG_PNG // debug PNG writing
-    static int nIdx = 0;
-    OUString aName = OUString( "file:///home/moggi/Documents/work/" ) + OUString::number( nIdx++ ) + ".png";
-    try {
-        vcl::PNGWriter aWriter( aBmp );
-        SvFileStream sOutput( aName, STREAM_WRITE );
-        aWriter.Write( sOutput );
-        sOutput.Close();
-    } catch (...) {
-        SAL_WARN("chart2.opengl", "Error writing png to " << aName);
-    }
-#endif
-
-    return aBmp;
-}
-
-int OpenGLRender::SetLine2DShapePoint(float x, float y, int listLength)
-{
-    if (m_Line2DPointList.empty())
-    {
-        m_Line2DPointList.reserve(listLength*3);
-    }
-    float actualX = (x / OPENGL_SCALE_VALUE);
-    float actualY = (y / OPENGL_SCALE_VALUE);
-    m_Line2DPointList.push_back(actualX);
-    m_Line2DPointList.push_back(actualY);
-    m_Line2DPointList.push_back(m_fZStep);
-
-    if (m_Line2DPointList.size() == size_t(listLength * 3))
-    {
-        m_Line2DShapePointList.push_back(m_Line2DPointList);
-        m_Line2DPointList.clear();
-    }
-    return 0;
-}
-
-int OpenGLRender::RenderLine2FBO(int)
-{
-    CHECK_GL_ERROR();
-    glLineWidth(m_fLineWidth);
-    size_t listNum = m_Line2DShapePointList.size();
-    PosVecf3 trans = {0.0f, 0.0f, 0.0f};
-    PosVecf3 angle = {0.0f, 0.0f, 0.0f};
-    PosVecf3 scale = {1.0f, 1.0f, 1.0f};
-    MoveModelf(trans, angle, scale);
-    m_MVP = m_Projection * m_View * m_Model;
-    for (size_t i = 0; i < listNum; i++)
-    {
-        Line2DPointList &pointList = m_Line2DShapePointList.front();
-        //fill vertex buffer
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        CHECK_GL_ERROR();
-        glBufferData(GL_ARRAY_BUFFER, pointList.size() * sizeof(float), &pointList[0], GL_STATIC_DRAW);
-        CHECK_GL_ERROR();
-        // Use our shader
-        glUseProgram(m_CommonProID);
-        CHECK_GL_ERROR();
-
-        glUniform4fv(m_2DColorID, 1, &m_2DColor[0]);
-        CHECK_GL_ERROR();
-        glUniformMatrix4fv(m_MatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-        //CHECK_GL_ERROR();
-
-        // 1rst attribute buffer : vertices
-        CHECK_GL_ERROR();
-        glVertexAttribPointer(
-            m_2DVertexID,
-            3,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-        glEnableVertexAttribArray(m_2DVertexID);
-        glDrawArrays(GL_LINE_STRIP, 0, pointList.size()/3); // 12*3 indices starting at 0 -> 12 triangles
-        CHECK_GL_ERROR();
-        glUseProgram(0);
-        glDisableVertexAttribArray(m_2DVertexID);
-        CHECK_GL_ERROR();
-        m_Line2DShapePointList.pop_front();
-    }
-    GLenum status;
-    CHECK_GL_ERROR();
-    CHECK_GL_FRAME_BUFFER_STATUS();
-    m_fZStep += Z_STEP;
-    return 0;
-}
-
-#if DEBUG_POSITIONING
-void OpenGLRender::renderDebug()
-{
-    CHECK_GL_ERROR();
-
-    GLfloat vertices[4][3] = {
-        {-0.9, -0.9, 0 },
-        {-0.6, -0.2, 0 },
-        {0.3, 0.3, 0 },
-        {0.9, 0.9, 0 } };
-
-    glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-    CHECK_GL_ERROR();
-    glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
-    CHECK_GL_ERROR();
-    glUseProgram(m_DebugProID);
-    CHECK_GL_ERROR();
-    glVertexAttribPointer(m_DebugVertexID, 3, GL_FLOAT, GL_FALSE, 0, (void*)0);
-    CHECK_GL_ERROR();
-    glEnableVertexAttribArray(m_DebugVertexID);
-
-    glDrawArrays(GL_LINE_STRIP, 0, 3);
-    CHECK_GL_ERROR();
-    glDisableVertexAttribArray(m_DebugVertexID);
-
-    CHECK_GL_ERROR();
-}
-#endif
-
-void OpenGLRender::prepareToRender()
-{
-    glViewport(0, 0, m_iWidth, m_iHeight);
-    if (!m_FboID)
-    {
-        // create a texture object
-        CreateTextureObj(m_iWidth, m_iHeight);
-        //create render buffer object
-        CreateRenderObj(m_iWidth, m_iHeight);
-        //create fbo
-        CreateFrameBufferObj();
-        if (mbArbMultisampleSupported)
-        {
-            CreateMultiSampleFrameBufObj();
-        }
-    }
-    //bind fbo
-    if (mbArbMultisampleSupported)
-    {
-        glBindFramebuffer(GL_FRAMEBUFFER,m_frameBufferMS);
-    }
-    else
-    {
-        glBindFramebuffer(GL_FRAMEBUFFER, m_FboID);
-    }
-
-    // Clear the screen
-    glClearDepth(1.0f);
-    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-    m_fZStep = 0;
-}
-
-void OpenGLRender::renderToBitmap()
-{
-    if (mbArbMultisampleSupported)
-    {
-        GLenum status;
-        glBindFramebuffer(GL_FRAMEBUFFER, 0);
-        glBindFramebuffer(GL_READ_FRAMEBUFFER, m_frameBufferMS);
-        status = glCheckFramebufferStatus(GL_READ_FRAMEBUFFER);
-        if (status != GL_FRAMEBUFFER_COMPLETE)
-        {
-            SAL_INFO("chart2.opengl", "The frame buffer status is not complete!");
-        }
-        glBindFramebuffer(GL_DRAW_FRAMEBUFFER, m_FboID);
-        status = glCheckFramebufferStatus(GL_DRAW_FRAMEBUFFER);
-        if (status != GL_FRAMEBUFFER_COMPLETE)
-        {
-            SAL_INFO("chart2.opengl", "The frame buffer status is not complete!");
-        }
-        glBlitFramebuffer(0, 0 ,m_iWidth, m_iHeight, 0, 0,m_iWidth ,m_iHeight, GL_COLOR_BUFFER_BIT, GL_LINEAR);
-        glBindFramebuffer(GL_READ_FRAMEBUFFER,0);
-        glBindFramebuffer(GL_DRAW_FRAMEBUFFER,0);
-    }
-    glBindFramebuffer(GL_FRAMEBUFFER, m_FboID);
-
-#if RENDER_TO_FILE
-    char fileName[256] = {0};
-    sprintf(fileName, "D:\\shaderout_%d_%d.bmp", m_iWidth, m_iHeight);
-    sal_uInt8 *buf = (sal_uInt8 *)malloc(m_iWidth * m_iHeight * 3 + BMP_HEADER_LEN);
-    CreateBMPHeader(buf, m_iWidth, m_iHeight);
-    glReadPixels(0, 0, m_iWidth, m_iHeight, GL_BGR, GL_UNSIGNED_BYTE, buf + BMP_HEADER_LEN);
-    FILE *pfile = fopen(fileName,"wb");
-    fwrite(buf,m_iWidth * m_iHeight * 3 + BMP_HEADER_LEN, 1, pfile);
-    free(buf);
-    fclose(pfile);
-#else
-    Graphic aGraphic( GetAsBitmap() );
-    uno::Reference< awt::XBitmap> xBmp( aGraphic.GetXGraphic(), uno::UNO_QUERY );
-    uno::Reference < beans::XPropertySet > xPropSet ( mxRenderTarget, uno::UNO_QUERY );
-    xPropSet->setPropertyValue("Graphic", uno::makeAny(aGraphic.GetXGraphic()));
-    mxRenderTarget->setSize(awt::Size(m_iWidth*OPENGL_SCALE_VALUE, m_iHeight*OPENGL_SCALE_VALUE));
-    mxRenderTarget->setPosition(awt::Point(0,0));
-#endif
-    glBindFramebuffer(GL_FRAMEBUFFER, 0);
-#if defined( WNT )
-    SwapBuffers(glWin.hDC);
-#elif defined( MACOSX )
-
-#elif defined( UNX )
-    glXSwapBuffers(glWin.dpy, glWin.win);
-#endif
-    glFlush();
-}
-
-int OpenGLRender::CreateTextureObj(int width, int height)
-{
-    glGenTextures(1, &m_TextureObj);
-    glBindTexture(GL_TEXTURE_2D, m_TextureObj);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
-    CHECK_GL_ERROR();
-    glBindTexture(GL_TEXTURE_2D, 0);
-    return 0;
-}
-
-int OpenGLRender::CreateRenderObj(int width, int height)
-{
-    glGenRenderbuffers(1, &m_RboID);
-    CHECK_GL_ERROR();
-    glBindRenderbuffer(GL_RENDERBUFFER, m_RboID);
-    CHECK_GL_ERROR();
-    glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT, width, height);
-    CHECK_GL_ERROR();
-    glBindRenderbuffer(GL_RENDERBUFFER, 0);
-    CHECK_GL_ERROR();
-    return 0;
-}
-
-int OpenGLRender::MoveModelf(PosVecf3 trans, PosVecf3 angle, PosVecf3 scale)
-{
-    glm::mat4 aTranslationMatrix = glm::translate(glm::vec3(trans.x, trans.y, trans.z));
-    glm::mat4 aScaleMatrix = glm::scale(glm::vec3(scale.x, scale.y, scale.z));
-    glm::mat4 aRotationMatrix = glm::eulerAngleYXZ(angle.y, angle.x, angle.z);
-    m_Model = aTranslationMatrix * aRotationMatrix * aScaleMatrix;
-    return 0;
-}
-
-int OpenGLRender::CreateFrameBufferObj()
-{
-    GLenum status;
-    // create a framebuffer object, you need to delete them when program exits.
-    glGenFramebuffers(1, &m_FboID);
-    CHECK_GL_FRAME_BUFFER_STATUS();
-    glBindFramebuffer(GL_FRAMEBUFFER, m_FboID);
-    glBindTexture(GL_TEXTURE_2D, m_TextureObj);
-    // attach a texture to FBO color attachement point
-    glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_TextureObj, 0);
-    CHECK_GL_FRAME_BUFFER_STATUS();
-    glBindTexture(GL_TEXTURE_2D, 0);
-    // attach a renderbuffer to depth attachment point
-    glBindRenderbuffer(GL_RENDERBUFFER, m_RboID);
-    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, m_RboID);
-    CHECK_GL_FRAME_BUFFER_STATUS();
-    glBindRenderbuffer(GL_RENDERBUFFER, 0);
-    glBindFramebuffer(GL_FRAMEBUFFER, 0);
-
-    return 0;
-}
-
-void OpenGLRender::Release()
-{
-    glDeleteBuffers(1, &m_VertexBuffer);
-    glDeleteBuffers(1, &m_ColorBuffer);
-    glDeleteBuffers(1, &m_TextTexCoordBuf);
-    glDeleteProgram(m_CommonProID);
-    glDeleteProgram(m_TextProID);
-    glDeleteProgram(m_BackgroundProID);
-    glDeleteProgram(m_SymbolProID);
-    glDeleteFramebuffers(1, &m_FboID);
-    glDeleteFramebuffers(1, &m_frameBufferMS);
-    glDeleteTextures(1, &m_TextureObj);
-    glDeleteRenderbuffers(1, &m_RboID);
-    glDeleteRenderbuffers(1, &m_renderBufferColorMS);
-    glDeleteRenderbuffers(1, &m_renderBufferDepthMS);
-#if defined( WNT )
-    wglMakeCurrent(NULL, NULL);
-#elif defined( MACOSX )
-
-#elif defined( UNX )
-
-    glXMakeCurrent(glWin.dpy, None, NULL);
-    if( glGetError() != GL_NO_ERROR ) {
-        SAL_INFO("chart2.opengl", "glError: " << (char *)gluErrorString(glGetError()));
-    }
-    glXDestroyContext(glWin.dpy, glWin.ctx);
-    glWin.ctx = NULL;
-    glWin.win = 0;
-
-#endif
-}
-
-OpenGLRender::OpenGLRender(uno::Reference< drawing::XShape > xTarget)
-    : m_Model(glm::mat4(1.0f))
-    , m_TextureObj(0)
-    , m_FboID(0)
-    , m_RboID(0)
-    , m_iWidth(0)
-    , m_iHeight(0)
-    , m_fLineWidth(0.001f)
-    , mxRenderTarget(xTarget)
-    , mbArbMultisampleSupported(false)
-#if defined( _WIN32 )
-    , m_iArbMultisampleFormat(0)
-#endif
-    , m_2DColor(glm::vec4(1.0, 0.0, 0.0, 1.0))
-    , m_frameBufferMS(0)
-    , m_renderBufferColorMS(0)
-    , m_renderBufferDepthMS(0)
-    , m_CommonProID(0)
-    , m_2DVertexID(0)
-    , m_2DColorID(0)
-    , m_fZStep(0)
-    , m_TextProID(0)
-    , m_TextMatrixID(0)
-    , m_TextVertexID(0)
-    , m_TextTexCoordID(0)
-    , m_TextTexCoordBuf(0)
-    , m_TextTexID(0)
-    , m_BackgroundProID(0)
-    , m_BackgroundMatrixID(0)
-    , m_BackgroundVertexID(0)
-    , m_BackgroundColorID(0)
-    , m_SymbolProID(0)
-    , m_SymbolVertexID(0)
-    , m_SymbolMatrixID(0)
-    , m_SymbolColorID(0)
-    , m_SymbolShapeID(0)
-{
-    //TODO: moggi: use STL
-    memset(&m_Bubble2DCircle, 0, sizeof(m_Bubble2DCircle));
-
-    //TODO: moggi: use STL
-    for (size_t i = 0; i < sizeof(m_BackgroundColor) / sizeof(float); i++)
-    {
-        m_BackgroundColor[i] = 1.0;
-    }
-
-    mxRenderTarget->setPosition(awt::Point(0,0));
-}
-
-OpenGLRender::~OpenGLRender()
-{
-    Release();
-}
-
-// TODO: moggi: that screws up FBO if called after buffers have been created!!!!
-void OpenGLRender::SetSize(int width, int height)
-{
-    m_iWidth = width;
-    m_iHeight = height;
-    m_Projection = glm::ortho(0.f, float(m_iWidth), 0.f, float(m_iHeight), -4.f, 3.f);
-}
-
-#if RENDER_TO_FILE
-int OpenGLRender::CreateBMPHeader(sal_uInt8 *bmpHeader, int xsize, int ysize)
-{
-    unsigned char header[BMP_HEADER_LEN] = {
-        0x42, 0x4d, 0, 0, 0, 0, 0, 0, 0, 0,
-        54, 0, 0, 0, 40, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 24, 0,
-        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-        0, 0, 0, 0
-    };
-
-    long file_size = (long)xsize * (long)ysize * 3 + 54;
-    header[2] = (unsigned char)(file_size &0x000000ff);
-    header[3] = (file_size >> 8) & 0x000000ff;
-    header[4] = (file_size >> 16) & 0x000000ff;
-    header[5] = (file_size >> 24) & 0x000000ff;
-
-    long width = xsize;
-    header[18] = width & 0x000000ff;
-    header[19] = (width >> 8) &0x000000ff;
-    header[20] = (width >> 16) &0x000000ff;
-    header[21] = (width >> 24) &0x000000ff;
-
-    long height = -ysize;
-    header[22] = height &0x000000ff;
-    header[23] = (height >> 8) &0x000000ff;
-    header[24] = (height >> 16) &0x000000ff;
-    header[25] = (height >> 24) &0x000000ff;
-    memcpy(bmpHeader, header, BMP_HEADER_LEN);
-    return 0;
-}
-#endif
-
-void OpenGLRender::SetLine2DColor(sal_uInt8 r, sal_uInt8 g, sal_uInt8 b, sal_uInt8 nAlpha)
-{
-    m_2DColor = glm::vec4((float)r / 255.0f, (float)g / 255.0f, (float)b / 255.0f, nAlpha/255.f);
-}
-
-void OpenGLRender::SetLine2DWidth(int width)
-{
-    m_fLineWidth = std::max((float)width / OPENGL_SCALE_VALUE, 0.001f);
-}
-
-#if defined( _WIN32 )
-static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
-{
-    switch (message)
-    {
-    case WM_CREATE:
-        return 0;
-    case WM_CLOSE:
-        PostQuitMessage(0);
-        return 0;
-    case WM_DESTROY:
-        return 0;
-    case WM_KEYDOWN:
-        switch(wParam)
-        {
-        case VK_ESCAPE:
-            PostQuitMessage(0);
-            return 0;
-
-        case VK_SPACE:
-            break;
-        }
-    default:
-        return DefWindowProc(hwnd, message, wParam, lParam);
-    }
-}
-
-bool OpenGLRender::InitMultisample(PIXELFORMATDESCRIPTOR pfd)
-{
-    HWND hWnd = NULL;
-    //create a temp windwo to check whether support multi-sample, if support, get the format
-    if (InitTempWindow(&hWnd, m_iWidth, m_iHeight, pfd) < 0)
-    {
-        SAL_WARN("chart2.opengl", "Can't create temp window to test");
-        return false;
-    }
-
-    // See If The String Exists In WGL!
-    if (!WGLisExtensionSupported("WGL_ARB_multisample"))
-    {
-        mbArbMultisampleSupported = false;
-        SAL_WARN("chart2.opengl", "Device doesn't support multi sample");
-        return false;
-    }
-    // Get Our Pixel Format
-    PFNWGLCHOOSEPIXELFORMATARBPROC wglChoosePixelFormatARB = (PFNWGLCHOOSEPIXELFORMATARBPROC)wglGetProcAddress("wglChoosePixelFormatARB");
-    if (!wglChoosePixelFormatARB)
-    {
-        mbArbMultisampleSupported = false;
-        return false;
-    }
-    // Get Our Current Device Context
-    HDC hDC = GetDC(hWnd);
-
-    int pixelFormat;
-    int valid;
-    UINT    numFormats;
-    float   fAttributes[] = {0,0};
-    // These Attributes Are The Bits We Want To Test For In Our Sample
-    // Everything Is Pretty Standard, The Only One We Want To
-    // Really Focus On Is The SAMPLE BUFFERS ARB And WGL SAMPLES
-    // These Two Are Going To Do The Main Testing For Whether Or Not
-    // We Support Multisampling On This Hardware.
-    int iAttributes[] =
-    {
-        WGL_DRAW_TO_WINDOW_ARB,GL_TRUE,
-        WGL_SUPPORT_OPENGL_ARB,GL_TRUE,
-        WGL_ACCELERATION_ARB,WGL_FULL_ACCELERATION_ARB,
-        WGL_COLOR_BITS_ARB,24,
-        WGL_ALPHA_BITS_ARB,8,
-        WGL_DEPTH_BITS_ARB,16,
-        WGL_STENCIL_BITS_ARB,0,
-        WGL_DOUBLE_BUFFER_ARB,GL_TRUE,
-        WGL_SAMPLE_BUFFERS_ARB,GL_TRUE,
-        WGL_SAMPLES_ARB,8,
-        0,0
-    };
-    // First We Check To See If We Can Get A Pixel Format For 4 Samples
-    valid = wglChoosePixelFormatARB(hDC, iAttributes, fAttributes, 1, &pixelFormat, &numFormats);
-    // If We Returned True, And Our Format Count Is Greater Than 1
-    if (valid && numFormats >= 1)
-    {
-        mbArbMultisampleSupported = true;
-        m_iArbMultisampleFormat = pixelFormat;
-        wglMakeCurrent(NULL, NULL);
-        wglDeleteContext(glWin.hRC);
-        ReleaseDC(hWnd, glWin.hDC);
-        DestroyWindow(hWnd);
-        return mbArbMultisampleSupported;
-    }
-    // Our Pixel Format With 4 Samples Failed, Test For 2 Samples
-    iAttributes[19] = 2;
-    valid = wglChoosePixelFormatARB(hDC, iAttributes, fAttributes, 1, &pixelFormat, &numFormats);
-    if (valid && numFormats >= 1)
-    {
-        mbArbMultisampleSupported = true;
-        m_iArbMultisampleFormat = pixelFormat;
-        wglMakeCurrent(NULL, NULL);
-        wglDeleteContext(glWin.hRC);
-        ReleaseDC(hWnd, glWin.hDC);
-        DestroyWindow(hWnd);
-        return mbArbMultisampleSupported;
-    }
-    // Return The Valid Format
-    wglMakeCurrent(NULL, NULL);
-    wglDeleteContext(glWin.hRC);
-    ReleaseDC(hWnd, glWin.hDC);
-    DestroyWindow(hWnd);
-    return  mbArbMultisampleSupported;
-}
-
-bool OpenGLRender::GetMSAASupport()
-{
-    return mbArbMultisampleSupported;
-}
-
-int OpenGLRender::GetMSAAFormat()
-{
-    return m_iArbMultisampleFormat;
-}
-
-//TODO: moggi: why the hell do we need another implementation here?
-int OpenGLRender::InitTempWindow(HWND *hwnd, int width, int height, PIXELFORMATDESCRIPTOR inPfd)
-{
-    PIXELFORMATDESCRIPTOR  pfd = inPfd;
-    int  pfmt;
-    int ret;
-    WNDCLASS wc;
-    wc.style = 0;
-    wc.lpfnWndProc = WndProc;
-    wc.cbClsExtra = wc.cbWndExtra = 0;
-    wc.hInstance = NULL;
-    wc.hIcon = NULL;
-    wc.hCursor = NULL;
-    wc.hbrBackground = NULL;
-    wc.lpszMenuName = NULL;
-    wc.lpszClassName = (LPCSTR)"GLRenderer";
-    RegisterClass(&wc);
-    *hwnd = CreateWindow(wc.lpszClassName, NULL, WS_DISABLED, 0, 0, width, height, NULL, NULL, wc.hInstance, NULL);
-    glWin.hDC = GetDC(*hwnd);
-    pfmt = ChoosePixelFormat(glWin.hDC, &pfd);
-    if (!pfmt)
-    {
-        return -1;
-    }
-    ret = SetPixelFormat(glWin.hDC, pfmt, &pfd);
-    if(!ret)
-    {
-        return -1;
-    }
-    glWin.hRC = wglCreateContext(glWin.hDC);
-    if(!(glWin.hRC))
-    {
-        return -1;
-    }
-    ret = wglMakeCurrent(glWin.hDC, glWin.hRC);
-    if(!ret)
-    {
-        return -1;
-    }
-    return 0;
-}
-
-bool OpenGLRender::WGLisExtensionSupported(const char *extension)
-{
-    const size_t extlen = strlen(extension);
-    const char *supported = NULL;
-
-    // Try To Use wglGetExtensionStringARB On Current DC, If Possible
-    PROC wglGetExtString = wglGetProcAddress("wglGetExtensionsStringARB");
-
-    if (wglGetExtString)
-        supported = ((char*(__stdcall*)(HDC))wglGetExtString)(wglGetCurrentDC());
-    // If That Failed, Try Standard Opengl Extensions String
-    if (supported == NULL)
-        supported = (char*)glGetString(GL_EXTENSIONS);
-    // If That Failed Too, Must Be No Extensions Supported
-    if (supported == NULL)
-        return 0;
-
-    // Begin Examination At Start Of String, Increment By 1 On False Match
-    for (const char* p = supported; ; p++)
-    {
-        // Advance p Up To The Next Possible Match
-        p = strstr(p, extension);
-
-        if (p == NULL)
-            return 0; // No Match
-
-        // Make Sure That Match Is At The Start Of The String Or That
-        // The Previous Char Is A Space, Or Else We Could Accidentally
-        // Match "wglFunkywglExtension" With "wglExtension"
-
-        // Also, Make Sure That The Following Character Is Space Or NULL
-        // Or Else "wglExtensionTwo" Might Match "wglExtension"
-        if ((p==supported || p[-1]==' ') && (p[extlen]=='\0' || p[extlen]==' '))
-            return 1; // Match
-    }
-}
-#endif
-
-void OpenGLRender::SetColor(sal_uInt32 color, sal_uInt8 nAlpha)
-{
-    sal_uInt8 r = (color & 0x00FF0000) >> 16;
-    sal_uInt8 g = (color & 0x0000FF00) >> 8;
-    sal_uInt8 b = (color & 0x000000FF);
-    m_2DColor = glm::vec4((float)r / 255.0f, (float)g / 255.0f, (float)b / 255.0f, nAlpha/ 255.f);
-}
-
-int OpenGLRender::CreateMultiSampleFrameBufObj()
-{
-    glGenFramebuffers(1, &m_frameBufferMS);
-    glBindFramebuffer(GL_FRAMEBUFFER, m_frameBufferMS);
-
-    glGenRenderbuffers(1, &m_renderBufferColorMS);
-    glBindRenderbuffer(GL_RENDERBUFFER, m_renderBufferColorMS);
-    glRenderbufferStorageMultisample(GL_RENDERBUFFER, 8,  GL_RGB, m_iWidth, m_iHeight);
-    glBindRenderbuffer(GL_RENDERBUFFER, 0);
-    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, m_renderBufferColorMS);
-
-    glGenRenderbuffers(1, &m_renderBufferDepthMS);
-    glBindRenderbuffer(GL_RENDERBUFFER, m_renderBufferDepthMS);
-    glRenderbufferStorageMultisample(GL_RENDERBUFFER, 8, GL_DEPTH_COMPONENT24, m_iWidth, m_iHeight);
-    glBindRenderbuffer(GL_RENDERBUFFER, 0);
-    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, m_renderBufferDepthMS);
-    glBindFramebuffer(GL_FRAMEBUFFER, 0);
-
-    return 0;
-}
-
-int OpenGLRender::Create2DCircle(int detail)
-{
-    float angle;
-    if (detail <= 0)
-    {
-        return -1;
-    }
-    m_Bubble2DCircle.clear();
-    m_Bubble2DCircle.reserve(2 * (detail + 3));
-    m_Bubble2DCircle.push_back(0);
-    m_Bubble2DCircle.push_back(0);
-    for(angle = 2.0f * GL_PI; angle > -(2.0f * GL_PI / detail); angle -= (2.0f * GL_PI / detail))
-    {
-        m_Bubble2DCircle.push_back(sin(angle));
-        m_Bubble2DCircle.push_back(cos(angle));
-    }
-    return 0;
-}
-
-int OpenGLRender::Bubble2DShapePoint(float x, float y, float directionX, float directionY)
-{
-    //check whether to create the circle data
-    if (m_Bubble2DCircle.empty())
-    {
-        Create2DCircle(100);
-    }
-
-    float actualX = (x / OPENGL_SCALE_VALUE);
-    float actualY = (y / OPENGL_SCALE_VALUE);
-    Bubble2DPointList aBubble2DPointList;
-    aBubble2DPointList.xScale = directionX / OPENGL_SCALE_VALUE;
-    aBubble2DPointList.yScale = directionY / OPENGL_SCALE_VALUE;
-    aBubble2DPointList.x = actualX + aBubble2DPointList.xScale / 2;
-    aBubble2DPointList.y = actualY + aBubble2DPointList.yScale / 2;
-
-    m_Bubble2DShapePointList.push_back(aBubble2DPointList);
-    return 0;
-}
-
-int OpenGLRender::RenderBubble2FBO(int)
-{
-    CHECK_GL_ERROR();
-    glm::vec4 edgeColor = glm::vec4(0.0, 0.0, 0.0, 1.0);
-    size_t listNum = m_Bubble2DShapePointList.size();
-    for (size_t i = 0; i < listNum; i++)
-    {
-        //move the circle to the pos, and scale using the xScale and Y scale
-        Bubble2DPointList &pointList = m_Bubble2DShapePointList.front();
-        PosVecf3 trans = {pointList.x, pointList.y, m_fZStep};
-        PosVecf3 angle = {0.0f, 0.0f, 0.0f};
-        PosVecf3 scale = {pointList.xScale, pointList.yScale, 1.0f};
-        MoveModelf(trans, angle, scale);
-        m_MVP = m_Projection * m_View * m_Model;
-        //render to fbo
-        //fill vertex buffer
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        if (m_Bubble2DCircle.empty())
-        {
-            Create2DCircle(100);
-        }
-        glBufferData(GL_ARRAY_BUFFER, m_Bubble2DCircle.size() * sizeof(GLfloat), &m_Bubble2DCircle[0], GL_STATIC_DRAW);
-
-        glUseProgram(m_CommonProID);
-
-        glUniform4fv(m_2DColorID, 1, &m_2DColor[0]);
-
-        glUniformMatrix4fv(m_MatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-        // 1rst attribute buffer : vertices
-        glEnableVertexAttribArray(m_2DVertexID);
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glVertexAttribPointer(
-            m_2DVertexID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-            2,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-        glDrawArrays(GL_TRIANGLE_FAN, 0, m_Bubble2DCircle.size() / 2);
-        glDisableVertexAttribArray(m_2DVertexID);
-        glUseProgram(0);
-        glBindBuffer(GL_ARRAY_BUFFER, 0);
-        //add black edge
-        glLineWidth(3.0);
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glBufferData(GL_ARRAY_BUFFER, m_Bubble2DCircle.size() * sizeof(GLfloat) -2 , &m_Bubble2DCircle[2], GL_STATIC_DRAW);
-        glUseProgram(m_CommonProID);
-        glUniform4fv(m_2DColorID, 1, &edgeColor[0]);
-        glUniformMatrix4fv(m_MatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-        glEnableVertexAttribArray(m_2DVertexID);
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glVertexAttribPointer(
-            m_2DVertexID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-            2,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-        glDrawArrays(GL_LINE_STRIP, 0, (m_Bubble2DCircle.size() * sizeof(GLfloat) -2) / sizeof(float) / 2);
-        glDisableVertexAttribArray(m_2DVertexID);
-        glUseProgram(0);
-        glBindBuffer(GL_ARRAY_BUFFER, 0);
-        m_Bubble2DShapePointList.pop_front();
-        glLineWidth(m_fLineWidth);
-    }
-    //if use MSAA, we should copy the data to the FBO texture
-    GLenum fbResult = glCheckFramebufferStatus(GL_FRAMEBUFFER);
-    if( fbResult != GL_FRAMEBUFFER_COMPLETE )
-    {
-        SAL_WARN("chart2.opengl", "error");
-        return -1;
-    }
-    CHECK_GL_ERROR();
-    m_fZStep += Z_STEP;
-    return 0;
-}
-
-int OpenGLRender::RectangleShapePoint(float x, float y, float directionX, float directionY)
-{
-    //check whether to create the circle data
-    float actualX = x / OPENGL_SCALE_VALUE;
-    float actualY = y / OPENGL_SCALE_VALUE;
-    float actualSizeX = directionX / OPENGL_SCALE_VALUE;
-    float actualSizeY = directionY / OPENGL_SCALE_VALUE;
-    RectanglePointList aRectangle;
-
-    aRectangle.points[0] = actualX;
-    aRectangle.points[1] = actualY;
-    aRectangle.points[2] = m_fZStep;
-    aRectangle.points[3] = actualX + actualSizeX;
-    aRectangle.points[4] = actualY;
-    aRectangle.points[5] = m_fZStep;
-    aRectangle.points[6] = actualX + actualSizeX;
-    aRectangle.points[7] = actualY + actualSizeY;
-    aRectangle.points[8] = m_fZStep;
-    aRectangle.points[9] = actualX;
-    aRectangle.points[10] = actualY + actualSizeY;
-    aRectangle.points[11] = m_fZStep;
-
-    m_RectangleShapePointList.push_back(aRectangle);
-    return 0;
-}
-
-
-int OpenGLRender::RenderRectangleShape(bool bBorder, bool bFill)
-{
-    size_t listNum = m_RectangleShapePointList.size();
-    for (size_t i = 0; i < listNum; i++)
-    {
-        //move the circle to the pos, and scale using the xScale and Y scale
-        RectanglePointList &pointList = m_RectangleShapePointList.front();
-        {
-            PosVecf3 trans = {0, 0, 0};
-            PosVecf3 angle = {0.0f, 0.0f, 0.0f};
-            PosVecf3 scale = {1, 1, 1.0f};
-            MoveModelf(trans, angle, scale);
-            m_MVP = m_Projection * m_View * m_Model;
-        }
-
-        //render to fbo
-        //fill vertex buffer
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glBufferData(GL_ARRAY_BUFFER, sizeof(pointList.points), pointList.points, GL_STATIC_DRAW);
-
-        glBindBuffer(GL_ARRAY_BUFFER, m_ColorBuffer);
-        glBufferData(GL_ARRAY_BUFFER, sizeof(m_BackgroundColor), m_BackgroundColor, GL_STATIC_DRAW);
-        glUseProgram(m_BackgroundProID);
-
-        glUniformMatrix4fv(m_BackgroundMatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-        if(bFill)
-        {
-            glEnableVertexAttribArray(m_BackgroundVertexID);
-            glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-            glVertexAttribPointer(
-                    m_BackgroundVertexID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-                    3,                  // size
-                    GL_FLOAT,           // type
-                    GL_FALSE,           // normalized?
-                    0,                  // stride
-                    (void*)0            // array buffer offset
-                    );
-
-            // 2nd attribute buffer : color
-            glEnableVertexAttribArray(m_BackgroundColorID);
-            glBindBuffer(GL_ARRAY_BUFFER, m_ColorBuffer);
-            glVertexAttribPointer(
-                    m_BackgroundColorID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-                    4,                  // size
-                    GL_FLOAT,           // type
-                    GL_FALSE,           // normalized?
-                    0,                  // stride
-                    (void*)0            // array buffer offset
-                    );
-            //TODO: moggi: get rid of GL_QUADS
-            glDrawArrays(GL_QUADS, 0, 4);
-            glDisableVertexAttribArray(m_BackgroundVertexID);
-            glDisableVertexAttribArray(m_BackgroundColorID);
-        }
-        if(bBorder)
-        {
-            if(bFill)
-            {
-                PosVecf3 trans = {0.0, 0.0, Z_STEP };
-                PosVecf3 angle = {0.0f, 0.0f, 0.0f};
-                PosVecf3 scale = {1, 1, 1.0f};
-                MoveModelf(trans, angle, scale);
-                m_MVP = m_Projection * m_View * m_Model;
-
-                m_fZStep += Z_STEP;
-                glUniformMatrix4fv(m_BackgroundMatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-            }
-            SetBackGroundColor(COL_BLACK, COL_BLACK, 255);
-
-            glBindBuffer(GL_ARRAY_BUFFER, m_ColorBuffer);
-            glBufferData(GL_ARRAY_BUFFER, sizeof(m_BackgroundColor), m_BackgroundColor, GL_STATIC_DRAW);
-            // 1rst attribute buffer : vertices
-            glEnableVertexAttribArray(m_BackgroundVertexID);
-            glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-            glVertexAttribPointer(
-                    m_BackgroundVertexID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-                    3,                  // size
-                    GL_FLOAT,           // type
-                    GL_FALSE,           // normalized?
-                    0,                  // stride
-                    (void*)0            // array buffer offset
-                    );
-
-            // 2nd attribute buffer : color
-            glEnableVertexAttribArray(m_BackgroundColorID);
-            glBindBuffer(GL_ARRAY_BUFFER, m_ColorBuffer);
-            glVertexAttribPointer(
-                    m_BackgroundColorID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-                    4,                  // size
-                    GL_FLOAT,           // type
-                    GL_FALSE,           // normalized?
-                    0,                  // stride
-                    (void*)0            // array buffer offset
-                    );
-            glDrawArrays(GL_LINE_LOOP, 0, 4);
-            glDisableVertexAttribArray(m_BackgroundVertexID);
-            glDisableVertexAttribArray(m_BackgroundColorID);
-        }
-        glDisableVertexAttribArray(m_BackgroundVertexID);
-        glDisableVertexAttribArray(m_BackgroundColorID);
-        glUseProgram(0);
-        glBindBuffer(GL_ARRAY_BUFFER, 0);
-        m_RectangleShapePointList.pop_front();
-    }
-    CHECK_GL_ERROR();
-
-    m_fZStep += Z_STEP;
-    return 0;
-}
-
-
-int OpenGLRender::CreateTextTexture(const BitmapEx& rBitmapEx, const awt::Point&, const awt::Size& aSize, long rotation,
-        const drawing::HomogenMatrix3& rTrans)
-{
-#if DEBUG_PNG // debug PNG writing
-    static int nIdx = 0;
-    OUString aName = OUString( "file:///home/moggi/Documents/work/text" ) + OUString::number( nIdx++ ) + ".png";
-    try {
-        vcl::PNGWriter aWriter( rBitmapEx );
-        SvFileStream sOutput( aName, STREAM_WRITE );
-        aWriter.Write( sOutput );
-        sOutput.Close();
-    } catch (...) {
-        SAL_WARN("chart2.opengl", "Error writing png to " << aName);
-    }
-#endif
-
-    long bmpWidth = rBitmapEx.GetSizePixel().Width();
-    long bmpHeight = rBitmapEx.GetSizePixel().Height();
-
-    Bitmap aBitmap (rBitmapEx.GetBitmap());
-    AlphaMask aAlpha (rBitmapEx.GetAlpha());
-    boost::scoped_array<sal_uInt8> bitmapBuf(new sal_uInt8[4* bmpWidth * bmpHeight ]);
-    Bitmap::ScopedReadAccess pReadAccces( aBitmap );
-    AlphaMask::ScopedReadAccess pAlphaReadAccess( aAlpha );
-
-    size_t i = 0;
-    for (long ny = 0; ny < bmpHeight; ny++)
-    {
-        Scanline pAScan = pAlphaReadAccess->GetScanline(ny);
-        for(long nx = 0; nx < bmpWidth; nx++)
-        {
-            BitmapColor aCol = pReadAccces->GetColor( ny, nx );
-            bitmapBuf[i++] = aCol.GetRed();
-            bitmapBuf[i++] = aCol.GetGreen();
-            bitmapBuf[i++] = aCol.GetBlue();
-            bitmapBuf[i++] = 255 - *pAScan++;
-        }
-    }
-
-    TextInfo aTextInfo;
-    aTextInfo.rotation = -(double)rotation / 360.0 * 2* GL_PI;
-    aTextInfo.vertex[0] = -aSize.Width / 2 / OPENGL_SCALE_VALUE;
-    aTextInfo.vertex[1] = -aSize.Height / 2 / OPENGL_SCALE_VALUE;
-    aTextInfo.vertex[2] = m_fZStep;
-
-    aTextInfo.vertex[3] = aSize.Width / 2 / OPENGL_SCALE_VALUE ;
-    aTextInfo.vertex[4] = -aSize.Height / 2 / OPENGL_SCALE_VALUE;
-    aTextInfo.vertex[5] = m_fZStep;
-
-    aTextInfo.vertex[6] = aSize.Width / 2 / OPENGL_SCALE_VALUE;
-    aTextInfo.vertex[7] = aSize.Height / 2 / OPENGL_SCALE_VALUE;
-    aTextInfo.vertex[8] = m_fZStep;
-
-    aTextInfo.vertex[9] = -aSize.Width / 2 / OPENGL_SCALE_VALUE;
-    aTextInfo.vertex[10] = aSize.Height / 2 / OPENGL_SCALE_VALUE;
-    aTextInfo.vertex[11] = m_fZStep;
-    aTextInfo.nDx = (rTrans.Line1.Column3 + aSize.Width / 2 ) / OPENGL_SCALE_VALUE - bmpWidth/2;
-    aTextInfo.nDy = (rTrans.Line2.Column3 + aSize.Height / 2 ) / OPENGL_SCALE_VALUE - bmpHeight/2;
-
-    CHECK_GL_ERROR();
-    glGenTextures(1, &aTextInfo.texture);
-    CHECK_GL_ERROR();
-    glBindTexture(GL_TEXTURE_2D, aTextInfo.texture);
-    CHECK_GL_ERROR();
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
-    CHECK_GL_ERROR();
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
-    CHECK_GL_ERROR();
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-    CHECK_GL_ERROR();
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    CHECK_GL_ERROR();
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, bmpWidth, bmpHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, bitmapBuf.get());
-    CHECK_GL_ERROR();
-    glBindTexture(GL_TEXTURE_2D, 0);
-    CHECK_GL_ERROR();
-    m_TextInfoList.push_back(aTextInfo);
-    return 0;
-}
-
-int OpenGLRender::RenderTextShape()
-{
-    CHECK_GL_ERROR();
-    size_t listNum = m_TextInfoList.size();
-    for (size_t i = 0; i < listNum; i++)
-    {
-        TextInfo &textInfo = m_TextInfoList.front();
-        PosVecf3 trans = { textInfo.nDx, textInfo.nDy, 0};
-        PosVecf3 angle = {0.0f, 0.0f, float(textInfo.rotation)};
-        PosVecf3 scale = {1.0, 1.0, 1.0f};
-        MoveModelf(trans, angle, scale);
-        m_MVP = m_Projection * m_View * m_Model;
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        CHECK_GL_ERROR();
-        glBufferData(GL_ARRAY_BUFFER, sizeof(textInfo.vertex), textInfo.vertex, GL_STATIC_DRAW);
-        CHECK_GL_ERROR();
-        glUseProgram(m_TextProID);
-
-        CHECK_GL_ERROR();
-        glUniformMatrix4fv(m_TextMatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-        // 1rst attribute buffer : vertices
-        glEnableVertexAttribArray(m_TextVertexID);
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glVertexAttribPointer(
-            m_TextVertexID,
-            3,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-        //tex coord
-        CHECK_GL_ERROR();
-        glEnableVertexAttribArray(m_TextTexCoordID);
-        glBindBuffer(GL_ARRAY_BUFFER, m_TextTexCoordBuf);
-        glVertexAttribPointer(
-            m_TextTexCoordID,
-            2,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-        //texture
-        CHECK_GL_ERROR();
-        glBindTexture(GL_TEXTURE_2D, textInfo.texture);
-        CHECK_GL_ERROR();
-        glUniform1i(m_TextTexID, 0);
-        CHECK_GL_ERROR();
-        //TODO: moggi: get rid fo GL_QUADS
-        glDrawArrays(GL_QUADS, 0, 4);
-        CHECK_GL_ERROR();
-        glDisableVertexAttribArray(m_TextTexCoordID);
-        CHECK_GL_ERROR();
-        glDisableVertexAttribArray(m_TextVertexID);
-        CHECK_GL_ERROR();
-        glBindTexture(GL_TEXTURE_2D, 0);
-        glUseProgram(0);
-        glDeleteTextures(1, &textInfo.texture);
-        CHECK_GL_ERROR();
-        m_TextInfoList.pop_front();
-    }
-    CHECK_GL_ERROR();
-    m_fZStep += Z_STEP;
-    return 0;
-}
-
-int OpenGLRender::SetArea2DShapePoint(float x, float y, int listLength)
-{
-    if (m_Area2DPointList.empty())
-    {
-        m_Area2DPointList.reserve(listLength);
-    }
-    float actualX = (x / OPENGL_SCALE_VALUE);
-    float actualY = (y / OPENGL_SCALE_VALUE);
-    m_Area2DPointList.push_back(actualX);
-    m_Area2DPointList.push_back(actualY);
-    m_Area2DPointList.push_back(m_fZStep);
-
-    if (m_Area2DPointList.size() == size_t(listLength * 3))
-    {
-        m_Area2DShapePointList.push_back(m_Area2DPointList);
-        m_Area2DPointList.clear();
-    }
-    return 0;
-}
-
-namespace {
-
-// only 2D
-bool checkCCW(const Area2DPointList& rPoints)
-{
-    if(rPoints.size() < 3)
-        return true;
-
-    GLfloat sum = 0;
-    for(size_t i = 1; i < rPoints.size()/3; i += 3)
-    {
-        GLfloat x1 = rPoints[(i-1)*3];
-        GLfloat x2 = rPoints[i*3];
-        GLfloat y1 = rPoints[(i-1)*3 + 1];
-        GLfloat y2 = rPoints[i*3 + 1];
-        GLfloat prod = (x2-x1)*(y2+y1);
-
-        sum += prod;
-    }
-
-    return (sum <= 0);
-}
-
-}
-
-int OpenGLRender::RenderArea2DShape()
-{
-    CHECK_GL_ERROR();
-
-    glDisable(GL_MULTISAMPLE);
-    size_t listNum = m_Area2DShapePointList.size();
-    PosVecf3 trans = {0.0f, 0.0f, 0.0f};
-    PosVecf3 angle = {0.0f, 0.0f, 0.0f};
-    PosVecf3 scale = {1.0f, 1.0f, 1.0f};
-    MoveModelf(trans, angle, scale);
-    m_MVP = m_Projection * m_View * m_Model;
-    for (size_t i = 0; i < listNum; ++i)
-    {
-        Area2DPointList &pointList = m_Area2DShapePointList.front();
-        bool bIsCCW = checkCCW(pointList); // is it counter clockwise (CCW) or clockwise (CW)
-        if(!bIsCCW)
-            glFrontFace(GL_CW);
-        //fill vertex buffer
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glBufferData(GL_ARRAY_BUFFER, pointList.size() * sizeof(float), &pointList[0], GL_STATIC_DRAW);
-        // Use our shader
-        glUseProgram(m_CommonProID);
-
-        glUniform4fv(m_2DColorID, 1, &m_2DColor[0]);
-
-        glUniformMatrix4fv(m_MatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-
-        // 1rst attribute buffer : vertices
-        glEnableVertexAttribArray(m_2DVertexID);
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glVertexAttribPointer(
-            m_2DVertexID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-            3,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-        // TODO: moggi: remove deprecated GL_POLYGON
-        glDrawArrays(GL_POLYGON, 0, pointList.size() / 3); // 12*3 indices starting at 0 -> 12 triangles
-        glDisableVertexAttribArray(m_2DVertexID);
-        glUseProgram(0);
-        if(!bIsCCW)
-            glFrontFace(GL_CCW);
-        m_Area2DShapePointList.pop_front();
-    }
-    glEnable(GL_MULTISAMPLE);
-    m_fZStep += Z_STEP;
-
-    CHECK_GL_ERROR();
-
-    return 0;
-}
-
-void OpenGLRender::SetBackGroundColor(sal_uInt32 color1, sal_uInt32 color2, sal_uInt8 nAlpha)
-{
-    sal_uInt8 r = (color1 & 0x00FF0000) >> 16;
-    sal_uInt8 g = (color1 & 0x0000FF00) >> 8;
-    sal_uInt8 b = (color1 & 0x000000FF);
-
-    m_BackgroundColor[0] = (float)r / 255.0f;
-    m_BackgroundColor[1] = (float)g / 255.0f;
-    m_BackgroundColor[2] = (float)b / 255.0f;
-    m_BackgroundColor[3] = nAlpha / 255.0f;
-
-    m_BackgroundColor[4] = (float)r / 255.0f;
-    m_BackgroundColor[5] = (float)g / 255.0f;
-    m_BackgroundColor[6] = (float)b / 255.0f;
-    m_BackgroundColor[7] = nAlpha / 255.0f;
-
-    r = (color2 & 0x00FF0000) >> 16;
-    g = (color2 & 0x0000FF00) >> 8;
-    b = (color2 & 0x000000FF);
-
-    m_BackgroundColor[8] = (float)r / 255.0f;
-    m_BackgroundColor[9] = (float)g / 255.0f;
-    m_BackgroundColor[10] = (float)b / 255.0f;
-    m_BackgroundColor[11] = nAlpha / 255.0f;
-
-    m_BackgroundColor[12] = (float)r / 255.0f;
-    m_BackgroundColor[13] = (float)g / 255.0f;
-    m_BackgroundColor[14] = (float)b / 255.0f;
-    m_BackgroundColor[15] = nAlpha / 255.0f;
-    SAL_INFO("chart2.opengl", "color1 = " << color1 << ", color2 = " << color2);
-
-}
-
-void OpenGLRender::SetChartTransparencyGradient(long transparencyGradient)
-{
-    if (transparencyGradient == 1)
-    {
-        m_BackgroundColor[11] = 0.0;
-        m_BackgroundColor[15] = 0.0;
-    }
-}
-
-void OpenGLRender::GeneratePieSegment2D(double fInnerRadius, double fOutterRadius, double nAngleStart, double nAngleWidth)
-{
-    double nAngleStep = 1;
-    PieSegment2DPointList aPointList;
-    // TODO: moggi: GL_TRIANGLE_FAN seems not to work
-    bool bInnerRadiusNotZero = true; //!rtl::math::approxEqual(0.0, fInnerRadius);
-    size_t nVectorSize = 3*(nAngleWidth/nAngleStep);
-    if(bInnerRadiusNotZero)
-        nVectorSize *= 2;
-
-    nAngleStart += 90;
-    aPointList.reserve(nVectorSize);
-    // if inner radius = 0 generate a normal pie segment (triangle fan)
-    // if inner radius != 0 generate a pie segment - inner pie (triangle strip)
-    if(!bInnerRadiusNotZero)
-    {
-        aPointList.push_back(0);
-        aPointList.push_back(0);
-        aPointList.push_back(m_fZStep);
-    }
-    for(double nAngle = nAngleStart; nAngle <= nAngleStart + nAngleWidth; nAngle += nAngleStep)
-    {
-        float xVal = sin(nAngle/360*2*GL_PI);
-        float yVal = cos(nAngle/360*2*GL_PI);
-        aPointList.push_back(fOutterRadius * xVal);
-        aPointList.push_back(fOutterRadius * yVal);
-        aPointList.push_back(m_fZStep);
-
-        if(bInnerRadiusNotZero)
-        {
-            aPointList.push_back(fInnerRadius * xVal);
-            aPointList.push_back(fInnerRadius * yVal);
-            aPointList.push_back(m_fZStep);
-        }
-    }
-
-    m_PieSegment2DShapePointList.push_back(aPointList);
-}
-
-int OpenGLRender::RenderPieSegment2DShape(float fSize, float fPosX, float fPosY)
-{
-    int listNum = m_PieSegment2DShapePointList.size();
-    PosVecf3 trans = {fPosX/OPENGL_SCALE_VALUE, fPosY/OPENGL_SCALE_VALUE, 0.0f};
-    PosVecf3 angle = {0.0f, 0.0f, 0.0f};
-    PosVecf3 scale = {fSize/OPENGL_SCALE_VALUE, fSize/OPENGL_SCALE_VALUE, 1.0f};
-    MoveModelf(trans, angle, scale);
-    m_MVP = m_Projection * m_View * m_Model;
-
-    for (int i = 0; i < listNum; i++)
-    {
-        PieSegment2DPointList &pointList = m_PieSegment2DShapePointList.back();
-        //fill vertex buffer
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glBufferData(GL_ARRAY_BUFFER, pointList.size() * sizeof(float), &pointList[0] , GL_STATIC_DRAW);
-        // Use our shader
-        glUseProgram(m_CommonProID);
-
-        glUniform4fv(m_2DColorID, 1, &m_2DColor[0]);
-
-        glUniformMatrix4fv(m_MatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-
-        // 1rst attribute buffer : vertices
-        glEnableVertexAttribArray(m_2DVertexID);
-        glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-        glVertexAttribPointer(
-            m_2DVertexID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-            3,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-        glDrawArrays(GL_TRIANGLE_STRIP, 0, pointList.size() / 3); // 12*3 indices starting at 0 -> 12 triangles
-        glDisableVertexAttribArray(m_2DVertexID);
-        glUseProgram(0);
-        m_PieSegment2DShapePointList.pop_back();
-        CHECK_GL_ERROR();
-
-    }
-    m_fZStep += Z_STEP;
-
-    CHECK_GL_ERROR();
-    return 0;
-}
-
-int OpenGLRender::RenderSymbol2DShape(float x, float y, float , float , sal_Int32 nSymbol)
-{
-    CHECK_GL_ERROR();
-
-    glPointSize(20.f);
-    CHECK_GL_ERROR();
-    PosVecf3 trans = {0.0, 0.0, 0.0};
-    PosVecf3 angle = {0.0f, 0.0f, 0.0f};
-    PosVecf3 scale = {1.0, 1.0, 1.0f};
-    MoveModelf(trans, angle, scale);
-    m_MVP = m_Projection * m_View * m_Model;
-
-    float aPos[3] = { x/OPENGL_SCALE_VALUE, y/OPENGL_SCALE_VALUE, m_fZStep };
-    //fill vertex buffer
-    glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-    CHECK_GL_ERROR();
-    glBufferData(GL_ARRAY_BUFFER, 3 * sizeof(float), aPos, GL_STATIC_DRAW);
-    CHECK_GL_ERROR();
-
-    // Use our shader
-    glUseProgram(m_SymbolProID);
-    CHECK_GL_ERROR();
-
-    glUniform4fv(m_SymbolColorID, 1, &m_2DColor[0]);
-    glUniform1i(m_SymbolShapeID, nSymbol);
-    CHECK_GL_ERROR();
-
-    glUniformMatrix4fv(m_SymbolMatrixID, 1, GL_FALSE, &m_MVP[0][0]);
-
-    CHECK_GL_ERROR();
-    // 1rst attribute buffer : vertices
-    glEnableVertexAttribArray(m_SymbolVertexID);
-    glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer);
-    glVertexAttribPointer(
-            m_SymbolVertexID,                  // attribute. No particular reason for 0, but must match the layout in the shader.
-            3,                  // size
-            GL_FLOAT,           // type
-            GL_FALSE,           // normalized?
-            0,                  // stride
-            (void*)0            // array buffer offset
-            );
-
-    glDrawArrays(GL_POINTS, 0, 1);
-
-    glDisableVertexAttribArray(m_SymbolVertexID);
-    CHECK_GL_ERROR();
-    glUseProgram(0);
-    m_fZStep += Z_STEP;
-
-    CHECK_GL_ERROR();
-    return 0;
-}
-
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/view/main/OpenGLRender.hxx b/chart2/source/view/main/OpenGLRender.hxx
deleted file mode 100755
index 8e5314da1e41..000000000000
--- a/chart2/source/view/main/OpenGLRender.hxx
+++ /dev/null
@@ -1,298 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
-
-#if defined( MACOSX )
-#elif defined( UNX )
-#  include <prex.h>
-#  include "GL/glxew.h"
-#  include <postx.h>
-#elif defined( _WIN32 )
-#  include "prewin.h"
-#  include "windows.h"
-#  include "postwin.h"
-#endif
-
-#include <GL/glew.h>
-
-#include <vcl/window.hxx>
-#include <vcl/syschild.hxx>
-#include <vcl/sysdata.hxx>
-#include <vcl/bitmapex.hxx>
-#include <com/sun/star/drawing/HomogenMatrix3.hpp>
-#include <com/sun/star/drawing/XDrawPage.hpp>
-#include <vcl/font.hxx>
-
-
-#if defined( _WIN32 )
-#include <GL/glext.h>
-#include <GL/wglext.h>
-#elif defined( MACOSX )
-#elif defined( UNX )
-#include <GL/glext.h>
-#define GLX_GLXEXT_PROTOTYPES 1
-#include <GL/glx.h>
-#include <GL/glxext.h>
-
-#endif
-
-// Include GLM
-#include <list>
-#include "glm/glm.hpp"
-#include "glm/gtx/transform.hpp"
-#include "glm/gtx/euler_angles.hpp"
-#include "glm/gtx/quaternion.hpp"
-
-#define OPENGL_SCALE_VALUE 20
-#define DEBUG_POSITIONING 0
-#define RENDER_TO_FILE 0
-
-struct PosVecf3
-{
-    float x;
-    float y;
-    float z;
-};
-
-typedef std::vector<GLfloat> Line2DPointList;
-
-struct Bubble2DPointList
-{
-    float x;
-    float y;
-    float xScale;
-    float yScale;
-};
-
-typedef std::vector<GLfloat> Bubble2DCircle;
-
-struct RectanglePointList
-{
-    float points[12];
-};
-
-struct TextInfo
-{
-    GLuint texture;
-    double rotation;
-    float vertex[12];
-    float nDx;
-    float nDy;
-};
-
-typedef std::vector<GLfloat> Area2DPointList;
-typedef std::vector<GLfloat> PieSegment2DPointList;
-typedef std::vector<GLfloat> PointList;
-
-/// Holds the information of our new child window
-struct GLWindow
-{
-#if defined( _WIN32 )
-    HWND                    hWnd;
-    HDC                     hDC;
-    HGLRC                   hRC;
-#elif defined( MACOSX )
-#elif defined( UNX )
-    Display*           dpy;
-    int                     screen;
-    XLIB_Window             win;
-#if defined( GLX_VERSION_1_3 ) && defined( GLX_EXT_texture_from_pixmap )
-    GLXFBConfig        fbc;
-#endif
-    XVisualInfo*       vi;
-    GLXContext         ctx;
-
-    bool HasGLXExtension( const char* name ) { return gluCheckExtension( (const GLubyte*) name, (const GLubyte*) GLXExtensions ); }
-    const char*             GLXExtensions;
-#endif
-    unsigned int            bpp;
-    unsigned int            Width;
-    unsigned int            Height;
-    const GLubyte*          GLExtensions;
-
-    bool HasGLExtension( const char* name ) { return gluCheckExtension( (const GLubyte*) name, GLExtensions ); }
-
-    GLWindow()
-        :
-#if defined( _WIN32 )
-#elif defined( MACOSX )
-#elif defined( UNX )
-        dpy(NULL),
-        screen(0),
-        win(0),
-#if defined( GLX_VERSION_1_3 ) && defined( GLX_EXT_texture_from_pixmap )
-        fbc(0),
-#endif
-        vi(NULL),
-        ctx(0),
-        GLXExtensions(NULL),
-#endif
-        bpp(0),
-        Width(0),
-        Height(0),
-        GLExtensions(NULL)
-    {
-    }
-};
-
-class OpenGLRender
-{
-public:
-    OpenGLRender(com::sun::star::uno::Reference<
-            com::sun::star::drawing::XShape > xTarget );
-    ~OpenGLRender();
-    int InitOpenGL(GLWindow);
-    int MoveModelf(PosVecf3 trans, PosVecf3 angle, PosVecf3 scale);
-    void SetSize(int width, int height);
-    void Release();
-#if RENDER_TO_FILE
-    int CreateBMPHeader(sal_uInt8 *bmpHeader, int xsize, int ysize);
-#endif
-    int RenderLine2FBO(int wholeFlag);
-    int SetLine2DShapePoint(float x, float y, int listLength);
-    void SetLine2DColor(sal_uInt8 r, sal_uInt8 g, sal_uInt8 b, sal_uInt8 nAlpha);
-    void SetLine2DWidth(int width);
-    BitmapEx GetAsBitmap();
-#if defined( _WIN32 )
-    bool InitMultisample(PIXELFORMATDESCRIPTOR pfd);
-    bool GetMSAASupport();
-    int GetMSAAFormat();
-#endif
-    void SetColor(sal_uInt32 color, sal_uInt8 nAlpha);
-    int Bubble2DShapePoint(float x, float y, float directionX, float directionY);
-    int RenderBubble2FBO(int wholeFlag);
-
-    void prepareToRender();
-    void renderToBitmap();
-
-    int RenderRectangleShape(bool bBorder, bool bFill);
-    int RectangleShapePoint(float x, float y, float directionX, float directionY);
-
-    int CreateTextTexture(const BitmapEx& rBitmapEx,
-            const com::sun::star::awt::Point& aPos, const com::sun::star::awt::Size& aSize,
-            long rotation, const com::sun::star::drawing::HomogenMatrix3& rTrans);
-    int RenderTextShape();
-
-    int SetArea2DShapePoint(float x, float y, int listLength);
-    int RenderArea2DShape();
-    void SetChartTransparencyGradient(long transparencyGradient);
-
-    void GeneratePieSegment2D(double, double, double, double);
-    int RenderPieSegment2DShape(float, float, float);
-
-    int RenderSymbol2DShape(float, float, float, float, sal_Int32);
-#if DEBUG_POSITIONING
-    void renderDebug();
-#endif
-
-    void SetBackGroundColor(sal_uInt32 color1, sal_uInt32 color2, sal_uInt8 nAlpha);
-private:
-    GLint LoadShaders(const OUString& rVertexShaderName, const OUString& rFragmentShaderName);
-    int CreateTextureObj(int width, int height);
-    int CreateRenderObj(int width, int height);
-    int CreateFrameBufferObj();
-#if defined( _WIN32 )
-    int InitTempWindow(HWND *hwnd, int width, int height, PIXELFORMATDESCRIPTOR inPfd);
-    bool WGLisExtensionSupported(const char *extension);
-#endif
-    int CreateMultiSampleFrameBufObj();
-    int Create2DCircle(int detail);
-
-private:
-    // Projection matrix : default 45 degree Field of View, 4:3 ratio, display range : 0.1 unit <-> 100 units
-    glm::mat4 m_Projection;
-    // Camera matrix
-    glm::mat4 m_View;
-    // Model matrix : an identity matrix (model will be at the origin
-    glm::mat4 m_Model;
-    // Our ModelViewProjection : multiplication of our 3 matrices
-    glm::mat4 m_MVP;
-
-    GLuint m_VertexBuffer;
-
-    GLuint m_ColorBuffer;
-
-    GLint m_MatrixID;
-
-    GLuint m_TextureObj;
-
-    GLuint m_FboID;
-
-    GLuint m_RboID;
-
-    int m_iWidth;
-
-    int m_iHeight;
-
-    GLWindow glWin;
-
-    Line2DPointList m_Line2DPointList;
-
-    float m_fLineWidth;
-
-    std::list <Line2DPointList> m_Line2DShapePointList;
-
-    com::sun::star::uno::Reference< com::sun::star::drawing::XShape > mxRenderTarget;
-
-    bool mbArbMultisampleSupported;
-#if defined( _WIN32 )
-    int m_iArbMultisampleFormat;
-#endif
-
-    glm::vec4 m_2DColor;
-    GLuint m_frameBufferMS;
-    GLuint m_renderBufferColorMS;
-    GLuint m_renderBufferDepthMS;
-
-    Bubble2DCircle m_Bubble2DCircle;
-
-    std::list <Bubble2DPointList> m_Bubble2DShapePointList;
-    GLint m_CommonProID;
-    GLint m_2DVertexID;
-    GLint m_2DColorID;
-
-    float m_fZStep;
-
-    std::list <RectanglePointList> m_RectangleShapePointList;
-    // add for text
-    std::list <TextInfo> m_TextInfoList;
-    GLint m_TextProID;
-    GLint m_TextMatrixID;
-    GLint m_TextVertexID;
-    GLint m_TextTexCoordID;
-    GLuint m_TextTexCoordBuf;
-    GLint m_TextTexID;
-
-    Area2DPointList m_Area2DPointList;
-    std::list <Area2DPointList> m_Area2DShapePointList;
-
-    GLint m_BackgroundProID;
-    GLint m_BackgroundMatrixID;
-    GLint m_BackgroundVertexID;
-    GLint m_BackgroundColorID;
-
-    float m_BackgroundColor[16];
-
-    std::list <PieSegment2DPointList> m_PieSegment2DShapePointList;
-    PointList m_Symbol2DPointList;
-    std::list<PointList> m_Symbol2DShapePointList;
-
-    GLuint m_SymbolProID;
-    GLuint m_SymbolVertexID;
-    GLuint m_SymbolMatrixID;
-    GLuint m_SymbolColorID;
-    GLuint m_SymbolShapeID;
-
-#if DEBUG_POSITIONING
-    GLuint m_DebugProID;
-    GLuint m_DebugVertexID;
-    GLuint m_DebugColorID;
-#endif
-};
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */