#include #include #include #include #include #include class GLApp : public CL_ClanApplication { public: virtual int main(int, char **) { // Create a console window for text-output if not available CL_ConsoleWindow console("Console"); console.redirect_stdio(); try { CL_SetupCore setup_core; CL_SetupGL setup_gl; CL_SetupGUI setup_gui; CL_SetupDisplay setup_display; GLfloat rtri = 0.0f; // Angle For The Triangle GLfloat rquad = 0.0f; // Angle For The Quad int width = 800; int height = 600; CL_DisplayWindow displaywindow("ClanLib OpenGL Demo", width, height, false, true); // Create the GUI using the default style #ifdef __APPLE__ CL_ResourceManager gui_resources("GUIStyleSilver/gui.xml"); #else CL_ResourceManager gui_resources("../../Resources/GUIStyleSilver/gui.xml"); #endif CL_StyleManager_Silver style(&gui_resources); CL_GUIManager gui(&style); CL_Window window1(CL_Rect(10, 10, 300, 300), "Window 1", &gui); CL_Button button(CL_Rect(10, 10, 100, 40), "Button", window1.get_client_area()); CL_Window window2(CL_Rect(400, 400, 550, 500), "Window 2", &gui); // Connect the Window close event CL_Slot slot_quit = displaywindow.sig_window_close().connect(this, &GLApp::on_window_close); quit = false; CL_OpenGLState glstate(displaywindow.get_gc()); while (!CL_Keyboard::get_keycode(CL_KEY_ESCAPE) && !quit) { glstate.set_active(); glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluPerspective(45.0f,(GLfloat)width/(GLfloat)height,0.1f,100.0f); glClearColor(0.0f, 0.0f, 0.0f, 0.0f); // This Will Clear The Background Color To Black glClearDepth(1.0); // Enables Clearing Of The Depth Buffer glDepthFunc(GL_LESS); // The Type Of Depth Test To Do glEnable(GL_DEPTH_TEST); // Enables Depth Testing glShadeModel(GL_SMOOTH); // Enables Smooth Color Shading glMatrixMode(GL_MODELVIEW); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer glLoadIdentity(); // Reset The View glTranslatef(-1.5f,0.0f,-6.0f); // Move Into The Screen And Left glRotatef(rtri,0.0f,1.0f,0.0f); // Rotate The Triangle On The Y Axis glBegin(GL_POLYGON); // Start Drawing A Polygon glColor3f(1.0f,0.0f,0.0f); // Red glVertex3f( 0.0f, 1.0f, 0.0f); // Top Of Triangle (Front) glColor3f(0.0f,1.0f,0.0f); // Green glVertex3f(-1.0f,-1.0f, 1.0f); // Left Of Triangle (Front) glColor3f(0.0f,0.0f,1.0f); // Blue glVertex3f( 1.0f,-1.0f, 1.0f); // Right Of Triangle (Front) glColor3f(1.0f,0.0f,0.0f); // Red glVertex3f( 0.0f, 1.0f, 0.0f); // Top Of Triangle (Right) glColor3f(0.0f,0.0f,1.0f); // Blue glVertex3f( 1.0f,-1.0f, 1.0f); // Left Of Triangle (Right) glColor3f(0.0f,1.0f,0.0f); // Green glVertex3f( 1.0f,-1.0f, -1.0f); // Right Of Triangle (Right) glColor3f(1.0f,0.0f,0.0f); // Red glVertex3f( 0.0f, 1.0f, 0.0f); // Top Of Triangle (Back) glColor3f(0.0f,1.0f,0.0f); // Green glVertex3f( 1.0f,-1.0f, -1.0f); // Left Of Triangle (Back) glColor3f(0.0f,0.0f,1.0f); // Blue glVertex3f(-1.0f,-1.0f, -1.0f); // Right Of Triangle (Back) glColor3f(1.0f,0.0f,0.0f); // Red glVertex3f( 0.0f, 1.0f, 0.0f); // Top Of Triangle (Left) glColor3f(0.0f,0.0f,1.0f); // Blue glVertex3f(-1.0f,-1.0f,-1.0f); // Left Of Triangle (Left) glColor3f(0.0f,1.0f,0.0f); // Green glVertex3f(-1.0f,-1.0f, 1.0f); // Right Of Triangle (Left) glEnd(); // Done Drawing The Polygon glLoadIdentity(); glTranslatef(1.5f,0.0f,-7.0f); // Move Right 1.5 Units glRotatef(rquad,1.0f,1.0f,1.0f); // Rotate The Quad On X,Y & Z glBegin(GL_QUADS); // Start Drawing A Quad glColor3f(0.0f,1.0f,0.0f); // Blue glVertex3f( 1.0f, 1.0f,-1.0f); // Top Right Of The Quad (Top) glVertex3f(-1.0f, 1.0f,-1.0f); // Top Left Of The Quad (Top) glVertex3f(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Quad (Top) glVertex3f( 1.0f, 1.0f, 1.0f); // Bottom Right Of The Quad (Top) glColor3f(1.0f,0.5f,0.0f); // Orange glVertex3f( 1.0f,-1.0f, 1.0f); // Top Right Of The Quad (Bottom) glVertex3f(-1.0f,-1.0f, 1.0f); // Top Left Of The Quad (Bottom) glVertex3f(-1.0f,-1.0f,-1.0f); // Bottom Left Of The Quad (Bottom) glVertex3f( 1.0f,-1.0f,-1.0f); // Bottom Right Of The Quad (Bottom) glColor3f(1.0f,0.0f,0.0f); // Red glVertex3f( 1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Front) glVertex3f(-1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Front) glVertex3f(-1.0f,-1.0f, 1.0f); // Bottom Left Of The Quad (Front) glVertex3f( 1.0f,-1.0f, 1.0f); // Bottom Right Of The Quad (Front) glColor3f(1.0f,1.0f,0.0f); // Yellow glVertex3f( 1.0f,-1.0f,-1.0f); // Top Right Of The Quad (Back) glVertex3f(-1.0f,-1.0f,-1.0f); // Top Left Of The Quad (Back) glVertex3f(-1.0f, 1.0f,-1.0f); // Bottom Left Of The Quad (Back) glVertex3f( 1.0f, 1.0f,-1.0f); // Bottom Right Of The Quad (Back) glColor3f(0.0f,0.0f,1.0f); // Blue glVertex3f(-1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Left) glVertex3f(-1.0f, 1.0f,-1.0f); // Top Left Of The Quad (Left) glVertex3f(-1.0f,-1.0f,-1.0f); // Bottom Left Of The Quad (Left) glVertex3f(-1.0f,-1.0f, 1.0f); // Bottom Right Of The Quad (Left) glColor3f(1.0f,0.0f,1.0f); // Violet glVertex3f( 1.0f, 1.0f,-1.0f); // Top Right Of The Quad (Right) glVertex3f( 1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Right) glVertex3f( 1.0f,-1.0f, 1.0f); // Bottom Left Of The Quad (Right) glVertex3f( 1.0f,-1.0f,-1.0f); // Bottom Right Of The Quad (Right) glEnd(); // Done Drawing The Quad rtri+=0.5f; // Increase Rotation Variable For The Triangle rquad-=0.5f; // Decrease Rotation Variable For The Quad gui.show(); CL_Display::flip(); CL_System::keep_alive(); } } catch (CL_Error err) { std::cout << "Exception caught: " << err.message.c_str() << std::endl; // Display console close message and wait for a key console.display_close_message(); } return 0; } private: void on_window_close() { quit = true; } bool quit; } app;