Started porting GLUT example to Qt.

examples/OpenGL/CMakeLists.txt

@@ -9,6 +9,7 @@ SET(SRC_FILES
 	OpenGLImmediateModeSupport.cpp
 	OpenGLSupport.cpp
 	OpenGLVertexBufferObjectSupport.cpp
+	OpenGLWidget.cpp
 	Shapes.cpp
 	)
 
@@ -20,6 +21,7 @@ SET(INC_FILES
 	OpenGLImmediateModeSupport.h
 	OpenGLSupport.h
 	OpenGLVertexBufferObjectSupport.h
+	OpenGLWidget.h
 	Shapes.h
 	)
 
@@ -33,6 +35,11 @@ SET(CMAKE_DEBUG_POSTFIX "_d")
 SOURCE_GROUP("Sources" FILES ${SRC_FILES})
 #SOURCE_GROUP("Headers" FILES ${INC_FILES})
 
+FIND_PACKAGE(Qt4)
+SET(QT_USE_QTGUI 1)
+SET(QT_USE_QTOPENGL 1)
+INCLUDE(${QT_USE_FILE})
+
 IF (WIN32)
 	FIND_PACKAGE(OpenGL REQUIRED)
 
@@ -43,12 +50,11 @@ IF (WIN32)
 	
 	#Tell CMake the paths for OpenGL and for PolyVox (which is just relative to our current location)
 	INCLUDE_DIRECTORIES(${Boost_INCLUDE_DIRS} ${OPENGL_INCLUDE_DIR} "../../library/include")
-	#No idea  why we have to look three levels up for build and only two for include. They should be the same level?!
-	LINK_DIRECTORIES("../../../build/library")
+	LINK_DIRECTORIES("../../library")
 
 	#Build
 	ADD_EXECUTABLE(OpenGLExample ${SRC_FILES})
-	TARGET_LINK_LIBRARIES(OpenGLExample glut32.lib ${OPENGL_gl_LIBRARY} debug PolyVoxCore_d.lib optimized PolyVoxCore.lib)
+	TARGET_LINK_LIBRARIES(OpenGLExample ${QT_LIBRARIES} ${OPENGL_gl_LIBRARY} debug PolyVoxCore_d.lib optimized PolyVoxCore.lib)
 
 	#Install
 	INSTALL(TARGETS OpenGLExample

examples/OpenGL/OpenGLWidget.cpp

@@ -0,0 +1,19 @@
+#include "OpenGLWidget.h"
+
+
+OpenGLWidget::OpenGLWidget(QWidget *parent)
+	:QGLWidget(parent)
+{
+}
+
+void OpenGLWidget::initializeGL()
+{
+}
+
+void OpenGLWidget::resizeGL(int w, int h)
+{
+}
+
+void OpenGLWidget::paintGL()
+{
+}

examples/OpenGL/OpenGLWidget.h

@@ -0,0 +1,19 @@
+#ifndef __PolyVox_OpenGLWidget_H__
+#define __PolyVox_OpenGLWidget_H__
+
+#include <QGLWidget>
+
+class OpenGLWidget : public QGLWidget
+ {
+
+ public:
+     OpenGLWidget(QWidget *parent);
+
+ protected:
+     void initializeGL();
+     void resizeGL(int w, int h);
+     void paintGL();
+
+ };
+
+#endif //__PolyVox_OpenGLWidget_H__

examples/OpenGL/main.cpp

@@ -7,9 +7,24 @@
 #include "OpenGLVertexBufferObjectSupport.h"
 #include "Shapes.h"
 
+#include "OpenGLWidget.h"
+
 #include <windows.h>   // Standard Header For Most Programs
 
-//#define USE_OPENGL_VERTEX_BUFFERS_OBJECTS
+#include <QApplication>
+
+
+int main(int argc, char *argv[])
+ {
+     QApplication app(argc, argv);
+
+     OpenGLWidget openGLWidget(0);
+
+     openGLWidget.show();
+     return app.exec();
+ } 
+
+#ifdef USING_GLUT
 
 #ifdef WIN32
 #include "glew/glew.h"
@@ -271,4 +286,6 @@ void main ( int argc, char** argv )   // Create Main Function For Bringing It Al
 	init ();
 
 	glutMainLoop        ( );          // Initialize The Main Loop
-}
+}
+
+#endif //USING_GLUT