bool ApplicationWindow_WGL::updateWindow(ulong timeSinceLastFrame)
{
MSG msg;
if (PeekMessage(&msg,NULL,0,0,PM_REMOVE)) // Is There A Message Waiting?
{
if (msg.message==WM_QUIT) // Have We Received A Quit Message?
{
_closePending = true;
return false;
}
else // If Not, Deal With Window Messages
{
TranslateMessage(&msg); // Translate The Message
DispatchMessage(&msg); // Dispatch The Message
}
}
drawGLScene(timeSinceLastFrame);
SwapBuffers(_hDC);
/* if(drawGLScene())
{
SwapBuffers(_hDC);
}
else
{
_closePending = true;
return false;
}*/
return true;
}
bool OpenGLGame::update()
{
if ( !isActive() ) // 程序激活的么?
{
return true;
}
if ( isKeyPressed( VK_ESCAPE ) ) // ESC 按下了么?
{
return false; // ESC 发出退出信号
}
// 不是退出的时候，刷新屏幕
drawGLScene(); // 绘制场景
::SwapBuffers( m_hDC ); // 交换缓存 (双缓存)
processKeyEvent();
if ( isKeyPressed( VK_F1 ) ) // F1键按下了么?
{
onKeyReleased( VK_F1 ); // 若是，使对应的Key数组中的值为 FALSE
killGLWindow(); // 销毁当前的窗口
m_bFullScreen = !m_bFullScreen; // 切换 全屏 / 窗口 模式
// 重建 OpenGL 窗口
if ( !createGLWindow() )
{
return false; // 如果窗口未能创建，程序退出
}
}
return true;
}
void CTorus::drawHapticScene(bool primary_context)
{
hlMaterialf(HL_FRONT_AND_BACK, HL_STIFFNESS, m_stiffness);
hlMaterialf(HL_FRONT_AND_BACK, HL_DAMPING, m_dampening);
hlMaterialf(HL_FRONT_AND_BACK, HL_STATIC_FRICTION, m_static_friction);
hlMaterialf(HL_FRONT_AND_BACK, HL_DYNAMIC_FRICTION, m_dynamic_friction);
if(primary_context)
hlBeginShape(HL_SHAPE_FEEDBACK_BUFFER, m_shapeID);
else
hlBeginShape(HL_SHAPE_FEEDBACK_BUFFER, m_shapeID_1);
drawGLScene();
hlEndShape();
}
bool Sample_8_6::sendMessage(int message, int mode, int x, int y)
{
switch (message) {
case SDLK_o:
m_fltrType = NONE;
printf ("Original picture\n");
break;
case SDLK_h:
m_fltrType = HORISONTAL;
printf ("Inverted picture\n");
break;
case SDLK_v:
m_fltrType = VERTICAL;
printf ("Red channel of picture\n");
break;
case SDLK_l:
m_fltrType = LAPLACIAN;
printf ("Green channel of picture\n");
break;
case SDLK_EQUALS:
m_bLoad = true;
break;
case SDLK_1:
if (!m_bLoad)
return false;
m_image.loadBMP( "textures/pyramid.bmp" );
break;
case SDLK_2:
if (!m_bLoad)
return false;
m_image.loadBMP( "textures/iceberg.bmp" );
break;
case SDLK_3:
if (!m_bLoad)
return false;
m_image.loadBMP( "textures/forest.bmp" );
break;
default:
m_bLoad = false;
return false;
break;
}
if (message != SDLK_EQUALS)
m_bLoad = false;
drawGLScene();
return true;
}
static GF_Err droid_Flush(GF_VideoOutput *dr, GF_Window *dest)
{
RAWCTX;
#ifdef DROID_EXTREME_LOGS
LOG( ANDROID_LOG_VERBOSE, TAG, "Android Flush\n");
#endif /* DROID_EXTREME_LOGS */
#ifndef GLES_FRAMEBUFFER_TEST
if ( rc->out_3d_type == 0 )
#endif
drawGLScene(rc);
#ifdef DROID_EXTREME_LOGS
LOG( ANDROID_LOG_VERBOSE, TAG, "Android Flush DONE");
#endif /* DROID_EXTREME_LOGS */
return GF_OK;
}
/* function to handle key press events */
void handleKeyPress( SDL_keysym *keysym )
{
switch ( keysym->sym )
{
case SDLK_ESCAPE:
/* ESC key was pressed */
Quit( 0 );
break;
case SDLK_F1:
/* F1 key was pressed
* this toggles fullscreen mode
*/
SDL_WM_ToggleFullScreen( surface );
break;
case SDLK_KP_PLUS:
zoom += .1f;
resizeWindow(current_width, current_height);
drawGLScene();
break;
case SDLK_KP_MINUS:
if (zoom > 1) {
zoom -= .1f;
resizeWindow(current_width, current_height);
drawGLScene();
}
break;
case SDLK_LEFT:
x_offset -= .1f;
resizeWindow(current_width, current_height);
drawGLScene();
break;
case SDLK_RIGHT:
x_offset += .1f;
resizeWindow(current_width, current_height);
drawGLScene();
break;
case SDLK_UP:
y_offset += .1f;
resizeWindow(current_width, current_height);
drawGLScene();
break;
case SDLK_DOWN:
y_offset -= .1f;
resizeWindow(current_width, current_height);
drawGLScene();
break;
default:
break;
}
return;
}
// function to reset our viewport after a window resize
bool OGL_Application::resizeWindow( int width, int height )
{
m_width = width;
m_height = height;
m_surface = SDL_SetVideoMode( m_width, m_height, m_bpp, m_videoFlags );
if ( !m_surface )
{
fprintf( stderr, "Could not get a surface after resize: %s\n", SDL_GetError( ) );
m_breakReason = SDL_VIDEORESIZE;
}
m_OGL_Consumer->reshape( m_width, m_height );
drawGLScene();
return true;
}
bool Sample_9_3::sendMessage(int message, int mode, int x, int y)
{
switch (message) {
case SDLK_s:
m_drawSub = true;
printf("Subtexture is drawn\n");
break;
case SDLK_r:
m_drawSub = false;
printf("Main texture is updated\n");
break;
default:
return false;
break;
}
drawGLScene();
return true;
}
bool Sample_8_9::sendMessage(int message, int mode, int x, int y)
{
switch (message) {
case SDLK_s:
m_sink = !m_sink;
if (m_sink)
printf("SINK\n");
else
printf("NO SINK\n");
break;
case SDLK_EQUALS:
m_bLoad = true;
break;
case SDLK_1:
if (!m_bLoad)
return false;
m_image.loadBMP( "textures/pagoda.bmp" );
m_prevSink = !m_prevSink;
break;
case SDLK_2:
if (!m_bLoad)
return false;
m_image.loadBMP( "textures/fish.bmp" );
m_prevSink = !m_prevSink;
break;
case SDLK_3:
if (!m_bLoad)
return false;
m_image.loadBMP( "textures/forest.bmp" );
m_prevSink = !m_prevSink;
break;
default:
m_bLoad = false;
return false;
break;
}
if (message != SDLK_EQUALS)
m_bLoad = false;
drawGLScene();
return true;
}
bool Lesson_6_poly::sendMessage(int message, int mode, int x, int y)
{
switch (message)
{
case SDLK_t:
m_polySmooth = !m_polySmooth;
if (m_polySmooth)
printf ("Poly is smooth.\n");
else
printf ("Poly is not smooth.\n");
break;
drawGLScene();
default:
return false;
break;
}
return true;
}
bool Lesson_7_1::sendMessage(int message, int mode, int x, int y)
{
switch (message)
{
case SDLK_x:
glRotatef(30.,1.0,0.0,0.0);
break;
case SDLK_y:
glRotatef(30.,0.0,1.0,0.0);
break;
case SDLK_i:
glLoadIdentity();
gluLookAt(0, 0, 10, 0, 0, 0, 0, 1, 0);
break;
default:
return false;
break;
}
drawGLScene();
return true;
}
static int eventLoop(int videoFlags, SDL_Surface *surface)
{
int done = FALSE;
SDL_Event event;
sState state;
state.active = TRUE;
state.quit = FALSE;
/* wait for events */
while(!state.quit)
{
while(SDL_PollEvent(&event))
{
handleEvent(&event, &state, surface, videoFlags);
}
if(state.active)
{
drawGLScene(&state);
}
}
}
bool Sample_9_4::sendMessage(int message, int mode, int x, int y)
{
switch (message) {
case SDLK_d:
m_deep += 0.1;
if(m_deep >= 1.1)
m_deep = 0.0;
printf("Texture deep is %.1f\n", m_deep);
break;
case SDLK_s:
m_deep -= 0.1;
if(m_deep < 0.0)
m_deep = 1.0;
printf("Texture deep is %.1f\n", m_deep);
break;
default:
return false;
break;
}
drawGLScene();
return true;
}
void CCylinder::drawHapticScene(bool primary_context)
{
hlMaterialf(HL_FRONT_AND_BACK, HL_STIFFNESS, m_stiffness);
hlMaterialf(HL_FRONT_AND_BACK, HL_DAMPING, m_dampening);
hlMaterialf(HL_FRONT_AND_BACK, HL_STATIC_FRICTION, m_static_friction);
hlMaterialf(HL_FRONT_AND_BACK, HL_DYNAMIC_FRICTION, m_dynamic_friction);
if ( !m_customRendered )
{
if(primary_context)
hlBeginShape(HL_SHAPE_FEEDBACK_BUFFER, m_shapeID);
else
hlBeginShape(HL_SHAPE_FEEDBACK_BUFFER, m_shapeID_1);
drawGLScene();
hlEndShape();
}
else
{
// Draw cylinder section
if(primary_context)
hlBeginShape(HL_SHAPE_CALLBACK, m_shapeID );
else
hlBeginShape(HL_SHAPE_CALLBACK, m_shapeID_1 );
hlCallback(HL_SHAPE_INTERSECT_LS,
(HLcallbackProc) CHapticCylinder::intersectSurface, (void *) customCylinder);
hlCallback(HL_SHAPE_CLOSEST_FEATURES,
(HLcallbackProc) CHapticCylinder::closestSurfaceFeatures, (void *) customCylinder);
hlEndShape();
// Draw disk A
if(primary_context)
hlBeginShape(HL_SHAPE_CALLBACK, diskAShape->GetShapeID () );
else
hlBeginShape(HL_SHAPE_CALLBACK, diskAShape->GetShapeID_1 ());
diskATrans->makeIdentity ();
diskATrans->multRight ( hduMatrix::createRotation ( 1, 0, 0, 0.5*PI ) );
diskATrans->multRight ( hduMatrix::createTranslation ( 0, 0, 0.5 ) );
diskATrans->multRight ( hduMatrix::createScale ( getSizeX(), getSizeY(), getSizeZ() ) );
diskATrans->multRight ( getHduMatrix ( getRotation () ) );
diskATrans->multRight ( hduMatrix::createTranslation ( getLocationX(), getLocationY(), getLocationZ () ) );
hlCallback(HL_SHAPE_INTERSECT_LS,
(HLcallbackProc) CHapticDisk::intersectSurface, (void *) diskA);
hlCallback(HL_SHAPE_CLOSEST_FEATURES,
(HLcallbackProc) CHapticDisk::closestSurfaceFeatures, (void *) diskA);
hlEndShape();
// Draw disk B
if(primary_context)
hlBeginShape(HL_SHAPE_CALLBACK, diskBShape->GetShapeID () );
else
hlBeginShape(HL_SHAPE_CALLBACK, diskBShape->GetShapeID_1 ());
diskBTrans->makeIdentity ();
diskBTrans->multRight ( hduMatrix::createRotation ( 1, 0, 0, -0.5*PI ) );
diskBTrans->multRight ( hduMatrix::createTranslation ( 0, 0, -0.5 ) );
diskBTrans->multRight ( hduMatrix::createScale ( getSizeX(), getSizeY(), getSizeZ() ) );
diskBTrans->multRight ( getHduMatrix ( getRotation () ) );
diskBTrans->multRight ( hduMatrix::createTranslation ( getLocationX(), getLocationY(), getLocationZ () ) );
hlCallback(HL_SHAPE_INTERSECT_LS,
(HLcallbackProc) CHapticDisk::intersectSurface, (void *) diskB);
hlCallback(HL_SHAPE_CLOSEST_FEATURES,
(HLcallbackProc) CHapticDisk::closestSurfaceFeatures, (void *) diskB);
hlEndShape();
}
}
int main( int argc, char **argv )
{
/* Flags to pass to SDL_SetVideoMode */
int videoFlags;
/* main loop variable */
int done = FALSE;
/* used to collect events */
SDL_Event event;
/* this holds some info about our display */
const SDL_VideoInfo *videoInfo;
/* whether or not the window is active */
int isActive = TRUE;
/* initialize SDL */
if ( SDL_Init( SDL_INIT_VIDEO ) < 0 )
{
fprintf( stderr, "Video initialization failed: %s\n",
SDL_GetError( ) );
Quit( 1 );
}
/* Fetch the video info */
videoInfo = SDL_GetVideoInfo( );
if ( !videoInfo )
{
fprintf( stderr, "Video query failed: %s\n",
SDL_GetError( ) );
Quit( 1 );
}
/* the flags to pass to SDL_SetVideoMode */
videoFlags = SDL_OPENGL; /* Enable OpenGL in SDL */
videoFlags |= SDL_GL_DOUBLEBUFFER; /* Enable double buffering */
videoFlags |= SDL_HWPALETTE; /* Store the palette in hardware */
videoFlags |= SDL_RESIZABLE; /* Enable window resizing */
/* This checks to see if surfaces can be stored in memory */
if ( videoInfo->hw_available )
videoFlags |= SDL_HWSURFACE;
else
videoFlags |= SDL_SWSURFACE;
/* This checks if hardware blits can be done */
if ( videoInfo->blit_hw )
videoFlags |= SDL_HWACCEL;
/* Sets up OpenGL double buffering */
SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
/* get a SDL surface */
surface = SDL_SetVideoMode( SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_BPP,
videoFlags );
/* Verify there is a surface */
if ( !surface )
{
fprintf( stderr, "Video mode set failed: %s\n", SDL_GetError( ) );
Quit( 1 );
}
/* initialize OpenGL */
initGL( );
/* resize the initial window */
resizeWindow( SCREEN_WIDTH, SCREEN_HEIGHT );
/* wait for events */
while ( !done )
{
/* handle the events in the queue */
while ( SDL_PollEvent( &event ) )
{
switch( event.type )
{
case SDL_ACTIVEEVENT:
/* Something's happend with our focus
* If we lost focus or we are iconified, we
* shouldn't draw the screen
*/
if ( event.active.gain == 0 )
isActive = FALSE;
else
isActive = TRUE;
break;
case SDL_VIDEORESIZE:
/* handle resize event */
surface = SDL_SetVideoMode( event.resize.w,
event.resize.h,
16, videoFlags );
if ( !surface )
{
fprintf( stderr, "Could not get a surface after resize: %s\n", SDL_GetError( ) );
Quit( 1 );
}
resizeWindow( event.resize.w, event.resize.h );
break;
case SDL_KEYDOWN:
/* handle key presses */
handleKeyPress( &event.key.keysym );
break;
case SDL_QUIT:
/* handle quit requests */
done = TRUE;
break;
default:
break;
}
}
/* draw the scene */
if ( isActive )
drawGLScene( );
}
/* clean ourselves up and exit */
Quit( 0 );
/* Should never get here */
return( 0 );
}
int main(int argc, char **argv)
{
XEvent event;
KeySym key;
done = False;
/* default to fullscreen */
GLWin.fs = True;
createGLWindow("NeHe's Rotation Tutorial", 1920, 1280, 24, GLWin.fs);
/* wait for events*/
while (!done)
{
/* handle the events in the queue */
while (XPending(GLWin.dpy) > 0)
{
XNextEvent(GLWin.dpy, &event);
switch (event.type)
{
case Expose:
if (event.xexpose.count != 0)
break;
drawGLScene();
break;
case ConfigureNotify:
/* call resizeGLScene only if our window-size changed */
if ((event.xconfigure.width != GLWin.width) ||
(event.xconfigure.height != GLWin.height))
{
GLWin.width = event.xconfigure.width;
GLWin.height = event.xconfigure.height;
printf("Resize event\n");
resizeGLScene(event.xconfigure.width,
event.xconfigure.height);
}
break;
/* exit in case of a mouse button press */
case ButtonPress:
done = True;
break;
case KeyPress:
key = XLookupKeysym(&event.xkey, 0);
keyPressed(key);
break;
case ClientMessage:
if (*XGetAtomName(GLWin.dpy, event.xclient.message_type) ==
*"WM_PROTOCOLS")
{
printf("Exiting sanely...\n");
done = True;
}
break;
default:
break;
}
}
drawGLScene();
}
killGLWindow();
return 0;
}
int sdl_main( router_t *prouter, tdata_t *ptdata, router_request_t *preq )
{
router = prouter;
tdata = ptdata;
req = preq;
/* Flags to pass to SDL_SetVideoMode */
int videoFlags;
/* main loop variable */
int done = FALSE;
/* used to collect events */
SDL_Event event;
/* this holds some info about our display */
const SDL_VideoInfo *videoInfo;
/* whether or not the window is active */
int isActive = TRUE;
/* initialize SDL */
if ( SDL_Init( SDL_INIT_VIDEO ) < 0 )
{
fprintf( stderr, "Video initialization failed: %s\n",
SDL_GetError( ) );
Quit( 1 );
}
/* Fetch the video info */
videoInfo = SDL_GetVideoInfo( );
if ( !videoInfo )
{
fprintf( stderr, "Video query failed: %s\n",
SDL_GetError( ) );
Quit( 1 );
}
/* the flags to pass to SDL_SetVideoMode */
videoFlags = SDL_OPENGL; /* Enable OpenGL in SDL */
videoFlags |= SDL_GL_DOUBLEBUFFER; /* Enable double buffering */
videoFlags |= SDL_HWPALETTE; /* Store the palette in hardware */
videoFlags |= SDL_RESIZABLE; /* Enable window resizing */
/* This checks to see if surfaces can be stored in memory */
if ( videoInfo->hw_available )
videoFlags |= SDL_HWSURFACE;
else
videoFlags |= SDL_SWSURFACE;
/* This checks if hardware blits can be done */
if ( videoInfo->blit_hw )
videoFlags |= SDL_HWACCEL;
/* Sets up OpenGL double buffering */
SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
/* get a SDL surface */
surface = SDL_SetVideoMode( SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_BPP,
videoFlags );
/* Verify there is a surface */
if ( !surface )
{
fprintf( stderr, "Video mode set failed: %s\n", SDL_GetError( ) );
Quit( 1 );
}
/* initialize OpenGL */
initGL( );
/* resize the initial window */
resizeWindow( SCREEN_WIDTH, SCREEN_HEIGHT );
/* wait for events */
while ( !done )
{
/* handle the events in the queue */
while ( SDL_PollEvent( &event ) )
{
switch( event.type )
{
case SDL_ACTIVEEVENT:
/* Something's happend with our focus
* If we lost focus or we are iconified, we
* shouldn't draw the screen
*/
if ( event.active.gain == 0 )
isActive = FALSE;
else
isActive = TRUE;
break;
case SDL_VIDEORESIZE:
/* handle resize event */
surface = SDL_SetVideoMode( event.resize.w,
event.resize.h,
16, videoFlags );
if ( !surface )
{
fprintf( stderr, "Could not get a surface after resize: %s\n", SDL_GetError( ) );
Quit( 1 );
}
resizeWindow( event.resize.w, event.resize.h );
break;
case SDL_KEYDOWN:
/* handle key presses */
handleKeyPress( &event.key.keysym );
isActive = TRUE;
break;
case SDL_MOUSEBUTTONDOWN:
{
int x = event.motion.x;
int y = event.motion.y;
GLdouble ox=0.0,oy=0.0,oz=0.0;
GLint viewport[4];
GLdouble modelview[16],projection[16];
GLfloat wx=x,wy,wz;
glGetIntegerv(GL_VIEWPORT,viewport);
y=viewport[3]-y;
wy=y;
glGetDoublev(GL_MODELVIEW_MATRIX,modelview);
glGetDoublev(GL_PROJECTION_MATRIX,projection);
glReadPixels(x, y,1,1,GL_DEPTH_COMPONENT,GL_FLOAT,&wz);
gluUnProject(wx,wy,wz,modelview,projection,viewport,&ox,&oy,&oz);
if (event.button.button == SDL_BUTTON_LEFT) {
GLfloat dist = 99999.0f;
uint32_t nearest = 0;
for (uint32_t i = 0; i < tdata->n_stops; i++) {
GLfloat cnt1 = lon2x_d(tdata->stop_coords[i].lon);
GLfloat cnt2 = lat2y_d(tdata->stop_coords[i].lat);
GLfloat cur_dist = ((ox - cnt1) * (ox - cnt1)) + ((oy - cnt2) * (oy - cnt2));
if (cur_dist < dist) {
dist = cur_dist;
nearest = i;
}
}
req->from = nearest;
} else if (event.button.button == 4) {
printf("%f %f %f %f\n", oy, y_offset, y2lat_d(oy), deltay);
x_offset = x2lon_d(ox);
y_offset = y2lat_d(oy);
zoom_level++;
zoom = pow(2, zoom_level);
perspective();
} else if (event.button.button == 5) {
if (zoom > 1) {
x_offset = x2lon_d(ox);
y_offset = y2lat_d(oy);
zoom_level--;
zoom = pow(2, zoom_level);
perspective();
}
}
break;
}
case SDL_QUIT:
/* handle quit requests */
done = TRUE;
break;
default:
break;
}
}
/* draw the scene */
if ( isActive ) {
router_request_next (req);
router_route (router, req);
//uint32_t n_reversals = req->arrive_by ? 1 : 2;
//if (req->start_trip_trip != NONE) n_reversals = 0;
//for (uint32_t i = 0; i < n_reversals; ++i) {
// router_request_reverse (router, req);
// router_route (router, req);
//}
drawGLScene( );
}
}
/* clean ourselves up and exit */
Quit( 0 );
/* Should never get here */
return( 0 );
}
int OGL_Application::exec()
{
// the start Sample
m_OGL_Consumer->setSample(m_curSample);
SDL_WM_SetCaption(m_OGL_Consumer->getSampleName(), NULL);
resizeWindow( INIT_W, INIT_H );
// used to collect events
SDL_Event event;
// wait for events
while ( !m_breakReason )
{
// handle the events in the queue
while ( SDL_PollEvent( &event ) )
{
switch( event.type )
{
case SDL_ACTIVEEVENT:
// Something's happend with our focus
// If we lost focus or we are iconified, we
// shouldn't draw the m_surface
if ( event.active.gain == 0 )
m_isActive = false;
else
m_isActive = true;
break;
case SDL_VIDEORESIZE:
// handle resize m_event
resizeWindow( event.resize.w, event.resize.h);
break;
case SDL_KEYDOWN:
// handle key presses
handleKeyPress( &event.key.keysym );
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
m_OGL_Consumer->sendMessage(m_curSample, event.button.button, event.button.state,
event.button.x, event.button.y);
break;
case SDL_MOUSEMOTION:
m_OGL_Consumer->sendMessage(m_curSample, event.button.button, event.motion.state,
event.motion.x, event.motion.y);
break;
case SDL_QUIT:
// handle quit requests
m_breakReason = SDL_QUIT;
break;
default:
break;
}
}
// draw the scene
if ( m_isActive )
{
drawGLScene();
}
}
if (m_breakReason == SDL_QUIT)
m_breakReason = 0;
return m_breakReason;
}
int main()
{
// Create the main window
sf::Window myWindow(sf::VideoMode(800, 600, 32), "SFML/NeHe OpenGL");
initGL();
resizeGLScene(800, 600);
// Start game loop
while (myWindow.isOpen())
{
// Process events
sf::Event event;
while (myWindow.pollEvent(event))
{
// Close window : exit
switch (event.type) {
case sf::Event::Closed:
myWindow.close();
break;
// Resize event : adjust viewport
case sf::Event::Resized:
resizeGLScene(event.size.width, event.size.height);
break;
// Handle keyboard events
case sf::Event::KeyPressed:
switch (event.key.code) {
case sf::Keyboard::Escape:
myWindow.close();
break;
case sf::Keyboard::F1:
fullscreen = !fullscreen;
myWindow.create(fullscreen ? sf::VideoMode::getDesktopMode() : sf::VideoMode(800, 600, 32),
"SFML/NeHe OpenGL",
(fullscreen ? sf::Style::Fullscreen : sf::Style::Resize | sf::Style::Close));
{
sf::Vector2u size = myWindow.getSize();
resizeGLScene(size.x,size.y);
}
break;
case sf::Keyboard::F5:
vsync = !vsync;
break;
}
break;
}
}
// Turn VSYNC on so that animations run at a more reasonable speed on new CPU's/GPU's.
myWindow.setVerticalSyncEnabled(vsync);
// Set the active window before using OpenGL commands
// It's useless here because active window is always the same,
// but don't forget it if you use multiple windows or controls
myWindow.setActive();
//Draw some pretty stuff
drawGLScene();
// Finally, display rendered frame on screen
myWindow.display();
}
return EXIT_SUCCESS;
}
int main( int argc, char **argv )
{
/* Flags to pass to SDL_SetVideoMode */
int videoFlags;
/* main loop variable */
bool done = false;
/* used to collect events */
SDL_Event event;
/* this holds some info about our display */
const SDL_VideoInfo *videoInfo;
/* whether or not the window is active */
bool isActive = true;
int bpp;
/* Audio */
int audio_rate = 22050;
Uint16 audio_format = AUDIO_S16;
int audio_channels = 2;
int audio_buffers = 4096;
/* initialize SDL */
if ( SDL_Init( SDL_INIT_VIDEO | SDL_INIT_AUDIO ) < 0 )
{
fprintf( stderr, "Video/Audio initialization failed: %s\n", SDL_GetError( ) );
Quit( 1 );
}
if(Mix_OpenAudio(audio_rate, audio_format, audio_channels, audio_buffers))
{
fprintf( stderr, "Unable to open audio!\n" );
Quit( 1 );
}
/* We're going to pre-load the sound effects that we need right here */
Shot = Mix_LoadWAV("Data/Shot.wav");
if(!Shot)
{
fprintf( stderr, "Mix_LoadWAV: %s\n", Mix_GetError( ) );
Quit( 1 );
}
/* Fetch the video info */
videoInfo = SDL_GetVideoInfo( );
if ( !videoInfo )
{
fprintf( stderr, "Video query failed: %s\n", SDL_GetError( ) );
Quit( 1 );
}
/* the flags to pass to SDL_SetVideoMode */
videoFlags = SDL_OPENGL; /* Enable OpenGL in SDL */
videoFlags |= SDL_GL_DOUBLEBUFFER; /* Enable double buffering */
videoFlags |= SDL_HWPALETTE; /* Store the palette in hardware */
videoFlags |= SDL_RESIZABLE; /* Enable window resizing */
/* This checks to see if surfaces can be stored in memory */
if ( videoInfo->hw_available )
videoFlags |= SDL_HWSURFACE;
else
videoFlags |= SDL_SWSURFACE;
/* This checks if hardware blits can be done */
if ( videoInfo->blit_hw )
videoFlags |= SDL_HWACCEL;
/* Sets up OpenGL double buffering */
SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
/* get a SDL surface */
bpp = videoInfo->vfmt->BitsPerPixel;
surface = SDL_SetVideoMode( SCREEN_WIDTH, SCREEN_HEIGHT, bpp, videoFlags );
/* Verify there is a surface */
if ( !surface )
{
fprintf( stderr, "Video mode set failed: %s\n", SDL_GetError( ) );
Quit( 1 );
}
/* initialize OpenGL */
if (!initGL())
{
fprintf( stderr, "OpenGL initialization failed!\n");
Quit( 1 );
}
/* resize the initial window */
resizeWindow( SCREEN_WIDTH, SCREEN_HEIGHT );
/* Hides the cursor */
SDL_ShowCursor(0);
/* wait for events */
while ( !done )
{
/* handle the events in the queue */
while ( SDL_PollEvent( &event ) )
{
switch( event.type )
{
case SDL_ACTIVEEVENT:
/* Something's happend with our focus
* If we lost focus or we are iconified, we
* shouldn't draw the screen
*/
if ( event.active.gain == 0 )
isActive = false;
else
{
isActive = true;
lastTickCount = SDL_GetTicks(); // Get The Tick Count
}
break;
case SDL_VIDEORESIZE:
/* handle resize event */
surface = SDL_SetVideoMode( event.resize.w, event.resize.h, 16, videoFlags );
if ( !surface )
{
fprintf( stderr, "Could not get a surface after resize: %s\n", SDL_GetError( ) );
Quit( 1 );
}
resizeWindow( event.resize.w, event.resize.h );
break;
case SDL_KEYDOWN:
/* handle key presses */
handleKeyPress( &event.key.keysym );
break;
case SDL_QUIT:
/* handle quit requests */
done = true;
break;
case SDL_MOUSEBUTTONDOWN:
/* handle left click */
if (event.button.button == SDL_BUTTON_LEFT)
{
mouse_x = event.button.x;
mouse_y = event.button.y;
Selection();
}
break;
case SDL_MOUSEMOTION:
/* handle mouse movements */
mouse_x = event.motion.x;
mouse_y = event.motion.y;
break;
default:
break;
}
}
/* draw the scene */
if ( isActive && !done)
drawGLScene();
}
/* clean ourselves up and exit */
Quit( 0 );
/* Should never get here */
return( 0 );
}
