int main(int argc, char *argv[]) {
SDL_Init(SDL_INIT_VIDEO);
SDL_Window* window = SDL_CreateWindow("Hello World",
100, 100, 800, 600,
SDL_WINDOW_OPENGL);
auto context = initContext(window);
initGlew();
auto program = initShaders();
initBuffers(program);
paint();
SDL_Event event;
while (true) {
if (SDL_PollEvent(&event)) {
if (event.type == SDL_QUIT) break;
if (event.type == SDL_KEYDOWN) break;
}
SDL_GL_SwapWindow(window);
}
SDL_GL_DeleteContext(context);
SDL_DestroyWindow(window);
SDL_Quit();
return 0;
}
void
setupWindowForOpenGL(MSWinSurface *surf, ISurface::Attributes attribs)
{
initGlew();
// Get a DC
HDC hDC = GetDC(surf->windowHandle()); // TODO: is it ok to call GetDC() every time a DC is needed?
// Select and set a pixel format
int pixel_format = selectPixelFormat(hDC, !attribs.test(ISurface::SINGLE_BUFFERED));
if (! SetPixelFormat(hDC, pixel_format, NULL))
throw EMSWinError(GetLastError(), "SetPixelFormat");
// Create an OpenGL context
HGLRC hRC = wglCreateContext(hDC);
if (hRC == 0) throw EMSWinError(GetLastError(), "wglCreateContext");
surf->setOpenGLContext(hRC);
// Try to make the Rendering Context part of a Video Context
surf->setVideoContextID( assignToVideoContext(hRC) );
#ifdef NOT_DEFINED
// Initialize GLEW for this context
glewExperimental = TRUE;
if (glewInit() != GLEW_OK)
throw EMSWinError(GetLastError(), "glewInit()");
#endif
}
int main(int argc, char** argv)
{
initGlut(argc, argv);
initGlew();
game.init();
glutMainLoop();
}
bool Window::create(const Vec2i& size, const std::string& title, uint32_t flags) {
// Clean up
close();
// Make sure SDL video was initialized
if(!SDL_WasInit(SDL_INIT_VIDEO)) {
ERR_PRINT(priv::c_prefError, "SDL Video was not initialized yet");
return false;
}
// Create the window
m_handle = SDL_CreateWindow(title.c_str(),
SDL_WINDOWPOS_CENTERED,
SDL_WINDOWPOS_CENTERED,
size.w,
size.h,
flags | SDL_WINDOW_OPENGL);
m_context = SDL_GL_CreateContext(m_handle);
// Make sure window context was created, print errors otherwise
if(!m_context) {
ERR_PRINT(
priv::c_prefError,
"Failed to crate window context with following errors: " +
std::string(SDL_GetError())
);
// Also make sure to cleanup the window
SDL_DestroyWindow(m_handle);
return false;
}
// If Glew failed to initialize
if(!initGlew()) {
// Clean up
close();
return false;
}
// Setup renderer buffers
setupRenderer(size);
// Turn off V-sync (if enabled by the graphics card)
if(SDL_GL_SetSwapInterval(0) < 0) {
ERR_PRINT(
priv::c_prefError,
"Failed to set swap interval with following errors: " +
std::string(SDL_GetError())
);
}
m_isOpen = true;
return true;
}
bool GLViewImpl::initWithRect(const std::string& viewName, Rect rect, float frameZoomFactor, bool resizable)
{
setViewName(viewName);
_frameZoomFactor = frameZoomFactor;
_resizable = resizable;
glfwWindowHint(GLFW_RESIZABLE, resizable ? GL_TRUE : GL_FALSE);
glfwWindowHint(GLFW_RED_BITS,_glContextAttrs.redBits);
glfwWindowHint(GLFW_GREEN_BITS,_glContextAttrs.greenBits);
glfwWindowHint(GLFW_BLUE_BITS,_glContextAttrs.blueBits);
glfwWindowHint(GLFW_ALPHA_BITS,_glContextAttrs.alphaBits);
glfwWindowHint(GLFW_DEPTH_BITS,_glContextAttrs.depthBits);
glfwWindowHint(GLFW_STENCIL_BITS,_glContextAttrs.stencilBits);
_mainWindow = glfwCreateWindow(rect.size.width * _frameZoomFactor,
rect.size.height * _frameZoomFactor,
_viewName.c_str(),
_monitor,
nullptr);
glfwMakeContextCurrent(_mainWindow);
glfwSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLFWEventHandler::onGLFWWindowPosCallback);
glfwSetFramebufferSizeCallback(_mainWindow, GLFWEventHandler::onGLFWframebuffersize);
glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeFunCallback);
glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
//glfwSetWindowCloseCallback(_mainWindow, GLFWEventHandler::onGLFWWindowCloseCallback);
setFrameSize(rect.size.width, rect.size.height);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
if ( utils::atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
MessageBox(strComplain, "OpenGL version too old");
return false;
}
initGlew();
// Enable point size by default.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
return true;
}
Graphics::Graphics()
{
perspective=glm::perspective(45.0f, 4.0f/3.0f, 0.1f, 100.0f);
initGlew();
initGL();
defaultShader.init();
explosionShader.init();
phongShader.init();
// initFonts();
}
Init() : m_initGlew(0)
{
GLenum initGlew(glewInit()); //On initialise glew
if(initGlew != GLEW_OK)
std::cout << "Error : Glew init failed" << std::endl;
else
std::cout << "glew init ok" << std::endl;
}
bool GLView::initWithRect(const std::string& viewName, Rect rect, float frameZoomFactor)
{
setViewName(viewName);
setFrameSize(rect.size.width, rect.size.height);
setFrameZoomFactor(frameZoomFactor);
glfwWindowHint(GLFW_RESIZABLE,GL_FALSE);
_mainWindow = glfwCreateWindow(_screenSize.width * _frameZoomFactor,
_screenSize.height * _frameZoomFactor,
_viewName.c_str(),
_primaryMonitor,
NULL);
glfwMakeContextCurrent(_mainWindow);
int w, h;
glfwGetWindowSize(_mainWindow, &w, &h);
int frameBufferW, frameBufferH;
glfwGetFramebufferSize(_mainWindow, &frameBufferW, &frameBufferH);
if (frameBufferW == 2 * w && frameBufferH == 2 * h)
{
_isRetina = true;
setFrameZoomFactor(frameZoomFactor * 2);
glfwSetWindowSize(_mainWindow, rect.size.width/2 * _frameZoomFactor, rect.size.height/2 * _frameZoomFactor);
}
glfwSetMouseButtonCallback(_mainWindow, GLViewEventHandler::onGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow, GLViewEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLViewEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLViewEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLViewEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLViewEventHandler::onGLFWWindowPosCallback);
glfwSetFramebufferSizeCallback(_mainWindow, GLViewEventHandler::onGLFWframebuffersize);
glfwSetWindowSizeCallback(_mainWindow, GLViewEventHandler::OnGLFWWindowSizeFunCallback);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
if ( atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
MessageBox(strComplain, "OpenGL version too old");
return false;
}
initGlew();
// Enable point size by default.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
return true;
}
//******************************************************************
//FUNCTION:
void init()
{
glClearColor(0.0, 0.0, 0.0, 0.0);
glShadeModel(GL_SMOOTH);
glEnable(GL_DEPTH_TEST);
initGlew();
g_VBO->createVBO((GLfloat**)VerticesData, 9);
g_ColorVBO->createVBO((GLfloat**)ColorData, 9);
g_Shader->initShader("0vertex.glsl", "0fragment.glsl");
}
bool RenderSystem::initialize()
{
bool result = initGlew();
if (result)
{
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
}
return result;
}
int main()
{
if (!glfwInit())
{
std::cout << "glfwInit failed" << __WHERE__ << std::endl;
exit(EXIT_FAILURE);
}
else std::cout << "glfwInit success" << __WHERE__ << std::endl;
glfwWindowHint(GLFW_RESIZABLE, GL_FALSE);
glfwWindowHint(GLFW_RED_BITS, 8);
glfwWindowHint(GLFW_GREEN_BITS, 8);
glfwWindowHint(GLFW_BLUE_BITS, 8);
glfwWindowHint(GLFW_ALPHA_BITS, 8);
glfwWindowHint(GLFW_DEPTH_BITS, 24);
glfwWindowHint(GLFW_STENCIL_BITS, 8);
auto glfwWindow = glfwCreateWindow(800, 600, "3D Chess", NULL, NULL);
if (!glfwWindow)
{
glfwTerminate();
std::cout << "glfwCreateWindow failed." << __WHERE__ << std::endl;
exit(EXIT_FAILURE);
}
else std::cout << "glfwCreateWindow success" << __WHERE__ << std::endl;
glfwMakeContextCurrent(glfwWindow);
logGLVersionInfo();
if (!initGlew())
{
std::cout << "initGlew failed" << __WHERE__ << std::endl;
exit(-1);
}
else std::cout << "initGlew success" << __WHERE__ << std::endl;
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
while (!glfwWindowShouldClose(glfwWindow) && !glfwGetKey(glfwWindow, GLFW_KEY_ESCAPE))
{
glfwSwapBuffers(glfwWindow);
glfwPollEvents();
}
glfwTerminate();
std::cout << "\n\tBYE BYE." << std::endl;
return EXIT_SUCCESS;
}
MainWidget::MainWidget(int fps, QWidget *parent) : fps(fps), QWidget(parent)
{
ui.setupUi(this);
srand((unsigned int)time(NULL));//初始化随机数种子
initWidgetProp();
initOpenGLContext();
initMultiSample();
initGlew();
initGLStates();
initLabels();
//设置绘制计时器
connect(&drawTimer, SIGNAL(timeout()), this, SLOT(update()));
drawTimer.start(1000 / fps);
fpsTime = new QTime;
fpsTime->start();
isMousePress = false;
pictureWidget = new PictureWidget;
editPictureDialog = new EditPictureDialog;
editPictureDialog->hide();
helpDialog = new QDialog;
QPalette palette = helpDialog->palette();
QPixmap logo("Resources/bg/logo.jpg");
palette.setBrush(QPalette::Window, logo);
helpDialog->setWindowTitle(QString::fromLocal8Bit("关于"));
helpDialog->setPalette(palette);
helpDialog->resize(logo.size());
helpDialog->hide();
Scene::initSingletons(WIDTH, HEIGHT);
scene = new Scene(WIDTH, HEIGHT);
connect(scene, SIGNAL(setFileName(QString)), this, SLOT(setFileName(QString)));
connect(scene, SIGNAL(setResolution(int, int)), this, SLOT(setResolution(int, int)));
connect(scene, SIGNAL(setAlpha(float)), this, SLOT(setAlpha(float)));
connect(scene, SIGNAL(displayCenterPicture(QString)), this, SLOT(displayCenterPicture(QString)));
connect(scene, SIGNAL(showEditPictureDialog(QString, QString, QString, int, int)), this, SLOT(showEditPictureDialog(QString, QString, QString, int, int)));
connect(scene, SIGNAL(showHelpDialog()), this, SLOT(showHelpDialog()));
connect(pictureWidget, SIGNAL(closing()), this, SLOT(show()));
connect(editPictureDialog, SIGNAL(reloadPicture(QString)), scene, SLOT(reloadPicture(QString)));
}
int main(int argc, char ** argv)
{
//init OpenGL context
initGlut(argc, argv);
initGlew();
OnInit();
glutCloseFunc(OnShutDown);
glutDisplayFunc(OnRender);
glutReshapeFunc(OnResize);
glutMouseFunc(OnMouseDown);
glutMotionFunc(OnMouseMove);
glutKeyboardFunc(OnKeyDown);
glutIdleFunc(OnIdle);
glutMainLoop();
return 0;
}
bool initEverything() {
app::Settings::inst()->setResourcePath("resources/");
app::Settings::inst()->setShaderPath("resources/shaders/");
app::Settings::inst()->setModelPath("resources/models/");
app::Settings::inst()->setTexturePath("resources/textures/");
Logger::inst()->setFileName("log.txt");
eventManager = new event::Manager();
eventManager->registerHandler(new handler::GenericHandler());
app::GraphicSettings::screenHeight = 600;
app::GraphicSettings::screenWidth = 800;
if (!initSFML() || !initGlew() || !initOpenGL()) {
return false;
}
cameraManager = manager::Camera::inst();
cameraManager->add(new world::Camera(), "world");
return true;
}
void GFXBoilerplate::
init()
{
glfwSetErrorCallback(error_callback);
initGlfw();
_window = glfwCreateWindow(_width, _height, "SHEXP", NULL, NULL);
if (!_window)
{
glfwTerminate();
exit(EXIT_FAILURE);
}
glewExperimental = GL_TRUE;
glfwMakeContextCurrent(_window);
initGlew();
glfwSetKeyCallback(_window,key_callback);
}
GlContext::GlContext()
:
m_window(NULL),
m_deviceContext(NULL),
m_context(NULL),
m_ownsWindow(true)
{
m_window = CreateWindowA("STATIC", "", WS_POPUP | WS_DISABLED, 0, 0, 1, 1, NULL, NULL, GetModuleHandle(NULL), NULL);
ShowWindow(m_window, SW_HIDE);
m_deviceContext = GetDC(m_window);
if (m_deviceContext)
{
createContext(VideoMode::getDesktopMode().bitsPerPixel, ContextSettings());
}
makeCurrent();
//now that we have a dummy context we can initialize glew
initGlew();
}
int main(int argc, char ** argv)
{
initGlutAndCreateWindow(argc, argv);
initGlew();
// compile and link shader programs, also sets program global variable
openGLProgramObject = compileShaders();
// get location/handle for coord variable in the vertex shader
coordAttribute = getAttributeLocation("coord");
// set the render function to continually call in the main loop
glutDisplayFunc(render);
// glClearColor only sets state, does not actually clear anything
glClearColor(1.0f, 0.0f, 0.0f, 1.0f);
// done with setup, now constantly loop and call render function
glutMainLoop();
return 1;
}
void freeglut::StartMainLoop() {
running = true;
if (MainLoopLock->TryLock() == wxMUTEX_NO_ERROR) {
int tmpWindow = glutCreateWindow("GLEW init");
glutShowWindow();
initGlew();
std::cout << "OpenGL: " << glGetString(GL_VENDOR) << std::endl;
std::cout << "OpenGL: " << glGetString(GL_RENDERER) << std::endl;
std::cout << "OpenGL: " << glGetString(GL_VERSION) << std::endl;
glutHideWindow();
glutDestroyWindow(tmpWindow);
unsigned int displayMode = GLUT_RGBA | GLUT_DOUBLE | GLUT_ALPHA | GLUT_DEPTH | GLUT_STENCIL;
glutInitDisplayMode (displayMode);
glutInitContextVersion (3, 0);
glutInitContextProfile(GLUT_CORE_PROFILE);
glutSetOption(GLUT_ACTION_ON_WINDOW_CLOSE, GLUT_ACTION_CONTINUE_EXECUTION);
while (running) {
glutMainLoopEvent();
QueueLock->Lock();
if (!callbackQueue.empty()) {
callbackQueue.front()->callback();
callbackQueue.pop();
}
QueueLock->Unlock();
}
for (std::map<int,freeglutWindow*>::iterator it=windows.begin(); it!=windows.end(); ++it) {
glutDestroyWindow(it->first);
}
windows.clear();
MainLoopLock->Unlock();
}
}
bool GLView::createWindow(std::string windowname)
{
if (!glfwInit())
{
return false;
}
_glContextAttrs = { 8, 8, 8, 8, 24,8 };
glfwWindowHint(GLFW_RESIZABLE, GL_FALSE);
glfwWindowHint(GLFW_RED_BITS, _glContextAttrs.redBits);
glfwWindowHint(GLFW_GREEN_BITS, _glContextAttrs.greenBits);
glfwWindowHint(GLFW_BLUE_BITS, _glContextAttrs.blueBits);
glfwWindowHint(GLFW_ALPHA_BITS, _glContextAttrs.alphaBits);
glfwWindowHint(GLFW_DEPTH_BITS, _glContextAttrs.depthBits);
glfwWindowHint(GLFW_STENCIL_BITS, _glContextAttrs.stencilBits);
Size winSize = Director::getInstance()->getWinSize();
_mainWindow = glfwCreateWindow(winSize.width, winSize.height, windowname.c_str(), nullptr, nullptr);
glfwMakeContextCurrent(_mainWindow); //在我们使用 GL 命令之前我们需要将创建的窗口设置为当前窗口
//glViewport(0, 0, 480, 320);
glfwSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLFWEventHandler::onGLFWWindowPosCallback);
glfwSetFramebufferSizeCallback(_mainWindow, GLFWEventHandler::onGLFWframebuffersize);
glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeFunCallback);
glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
initGlew();
return true;
}
int main(int argc, char* argv[]) {
Display *display = XOpenDisplay(NULL);
if (!display)
fail("Failed to open X display\n");
checkGlxVersion(display);
auto bestFbc = chooseFBConfig(display);
// Get a visual
XVisualInfo *vi = glXGetVisualFromFBConfig(display, bestFbc);
printf("Chosen visual ID = 0x%lx\n", vi->visualid);
printf("Creating colormap\n");
XSetWindowAttributes swa;
Colormap cmap;
swa.colormap = cmap = XCreateColormap(display,
RootWindow(display, vi->screen),
vi->visual, AllocNone);
swa.background_pixmap = None ;
swa.border_pixel = 0;
swa.event_mask = StructureNotifyMask;
printf("Creating window\n");
Window win = XCreateWindow(display, RootWindow(display, vi->screen),
0, 0, 100, 100, 0, vi->depth, InputOutput,
vi->visual,
CWBorderPixel|CWColormap|CWEventMask, &swa);
if (!win)
fail("Failed to create window.\n");
// Done with the visual info data
XFree(vi);
XStoreName(display, win, "GL 3.0 Window");
printf("Mapping window\n");
XMapWindow(display, win);
auto context = createContext(display, bestFbc);
printf("Making context current\n");
glXMakeCurrent(display, win, context);
initGlew();
GLuint tex_;
GLuint fbo_;
glGenTextures(1, &tex_);
glBindTexture(GL_TEXTURE_2D, tex_);
glGenFramebuffers(1, &fbo_);
glBindFramebuffer(GL_FRAMEBUFFER, fbo_);
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_COLOR_ATTACHMENT0,
GL_TEXTURE_2D,
tex_,
0);
printGlErrors();
glBindTexture(GL_TEXTURE_2D, tex_);
glTexStorage2D(GL_TEXTURE_2D, 2, GL_RGBA8, 2, 2);
char source_pixels[16] = {
1, 2, 3, 4, 1, 2, 3, 4, 1, 2, 3, 4, 1, 2, 3, 4
};
printGlErrors();
printf("Crash here\n");
glTexSubImage2D(GL_TEXTURE_2D,
0,
0, 0,
2, 2,
GL_RGBA, GL_UNSIGNED_BYTE,
source_pixels);
printf("Crashed :( \n");
printGlErrors();
glCheckFramebufferStatus(GL_FRAMEBUFFER);
char pixels[16] = {0};
glReadPixels(0, 0, 2, 2, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
glCheckFramebufferStatus(GL_FRAMEBUFFER);
printGlErrors();
glXMakeCurrent(display, 0, 0);
glXDestroyContext(display, context);
XDestroyWindow(display, win);
XFreeColormap(display, cmap);
XCloseDisplay(display);
printf("Test success\n");
return 0;
}
bool GLViewImpl::initWithRect(const std::string& viewName, Rect rect, float frameZoomFactor)
{
setViewName(viewName);
_frameZoomFactor = frameZoomFactor;
if (s_intriGdipCanvasEnabled)
IrregularGL::thisObject()->setupGL();
glfwWindowHint(GLFW_RESIZABLE,GL_FALSE);
glfwWindowHint(GLFW_RED_BITS,_glContextAttrs.redBits);
glfwWindowHint(GLFW_GREEN_BITS,_glContextAttrs.greenBits);
glfwWindowHint(GLFW_BLUE_BITS,_glContextAttrs.blueBits);
glfwWindowHint(GLFW_ALPHA_BITS,_glContextAttrs.alphaBits);
glfwWindowHint(GLFW_DEPTH_BITS,_glContextAttrs.depthBits);
glfwWindowHint(GLFW_STENCIL_BITS,_glContextAttrs.stencilBits);
// x-studio365 spec hints
glfwWindowHint(GLFW_DECORATED, !s_intriWindowNoB);
glfwWindowHint(GLFW_VISIBLE, s_intriWindowVisible);
glfwWindowHint(GLFW_ALPHA_MASK, s_intriWindowAlphaEnabled);
glfwxSetParent(s_intriWindowParent);
int needWidth = rect.size.width * _frameZoomFactor;
int neeHeight = rect.size.height * _frameZoomFactor;
_mainWindow = glfwCreateWindow(needWidth, neeHeight, _viewName.c_str(), _monitor, nullptr);
if (_mainWindow == nullptr)
{
std::string message = "Can't create window";
if (!_glfwError.empty())
{
message.append("\nMore info: \n");
message.append(_glfwError);
}
ccMessageBox(message.c_str(), "Error launch application");
return false;
}
/*
* Note that the created window and context may differ from what you requested,
* as not all parameters and hints are
* [hard constraints](@ref window_hints_hard). This includes the size of the
* window, especially for full screen windows. To retrieve the actual
* attributes of the created window and context, use queries like @ref
* glfwGetWindowAttrib and @ref glfwGetWindowSize.
*
* see declaration glfwCreateWindow
*/
int realW = 0, realH = 0;
glfwGetWindowSize(_mainWindow, &realW, &realH);
if (realW != needWidth)
{
rect.size.width = realW / _frameZoomFactor;
}
if (realH != neeHeight)
{
rect.size.height = realH / _frameZoomFactor;
}
glfwMakeContextCurrent(_mainWindow);
// x-studio365 spec: use glfwx setMouseButtonCallback ensure update mouse coord immediately.
glfwxSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBackEx);
glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLFWEventHandler::onGLFWWindowPosCallback);
glfwSetFramebufferSizeCallback(_mainWindow, GLFWEventHandler::onGLFWframebuffersize);
glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeFunCallback);
glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
setFrameSize(rect.size.width, rect.size.height);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
if ( utils::atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
ccMessageBox(strComplain, "OpenGL version too old");
return false;
}
initGlew();
// Enable point size by default.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
return true;
}
bool GLViewImpl::initWithRect(const std::string& viewName, Rect rect, float frameZoomFactor)
{
setViewName(viewName);
_frameZoomFactor = frameZoomFactor;
glfwWindowHint(GLFW_DECORATED,GL_FALSE);
glfwWindowHint(GLFW_RESIZABLE,GL_FALSE);
glfwWindowHint(GLFW_RED_BITS,_glContextAttrs.redBits);
glfwWindowHint(GLFW_GREEN_BITS,_glContextAttrs.greenBits);
glfwWindowHint(GLFW_BLUE_BITS,_glContextAttrs.blueBits);
glfwWindowHint(GLFW_ALPHA_BITS,_glContextAttrs.alphaBits);
glfwWindowHint(GLFW_DEPTH_BITS,_glContextAttrs.depthBits);
glfwWindowHint(GLFW_STENCIL_BITS,_glContextAttrs.stencilBits);
int needWidth = rect.size.width * _frameZoomFactor;
int neeHeight = rect.size.height * _frameZoomFactor;
_mainWindow = glfwCreateWindow(needWidth, neeHeight, _viewName.c_str(), _monitor, nullptr);
if (!_mainWindow)
{
MessageBox("Window creation will fail if the Microsoft GDI software OpenGL implementation is the only one available.", "Create Window failed");
return false;
}
/*
* Note that the created window and context may differ from what you requested,
* as not all parameters and hints are
* [hard constraints](@ref window_hints_hard). This includes the size of the
* window, especially for full screen windows. To retrieve the actual
* attributes of the created window and context, use queries like @ref
* glfwGetWindowAttrib and @ref glfwGetWindowSize.
*
* see declaration glfwCreateWindow
*/
int realW = 0, realH = 0;
glfwGetWindowSize(_mainWindow, &realW, &realH);
if (realW != needWidth)
{
rect.size.width = realW / _frameZoomFactor;
}
if (realH != neeHeight)
{
rect.size.height = realH / _frameZoomFactor;
}
glfwMakeContextCurrent(_mainWindow);
glfwSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLFWEventHandler::onGLFWWindowPosCallback);
glfwSetFramebufferSizeCallback(_mainWindow, GLFWEventHandler::onGLFWframebuffersize);
glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeFunCallback);
glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
glfwSetWindowCloseCallback(_mainWindow, GLFWEventHandler::onGLFWWindowCloseCallback);
glfwSetCursorEnterCallback(_mainWindow, GLFWEventHandler::onGLFWCursorEnterCallBack);
setFrameSize(rect.size.width, rect.size.height);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
if ( utils::atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
MessageBox(strComplain, "OpenGL version too old");
return false;
}
initGlew();
// Enable point size by default.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
return true;
}
int Server::run(const char * ini)
{
readServerData(ini);
//clients = new Client[maxPlayers];
clients = vector<Client*>();
clients.reserve(maxPlayers);
for (int i = 0; i < maxPlayers; i++) {
clients.push_back(new Client());
clients[i]->setID(i);
}
double elapsedTime = 0.0;
double timePerFrame = 1000.0 / updateRate;
double timePerRenderFrame = 1000.0 / renderRefreshRate;
static double timeSinceLastRender = 0.0;
long lastTime = 0;
double targetSleep = 0.0;
double sleepRemainder = 0.0;
double startSleep = 0.0;
double sleepTime = 0.0;
loadConfig();
initSDL();
initGlew();
initBullet();
initGLContexts();
initObjects();
running = true;
HANDLE listenThreadHandle = HostListener::start();
loadResources();
loadLevel("asdf");
while (running) {
frameCount++;
if (GetAsyncKeyState(VK_ESCAPE) && (GetForegroundWindow() == consoleWindow) &&
MessageBox(0, "Shutdown the Server?", "Rune Server Shutdown", MB_YESNO) == IDYES) break;
lastTime = lastTime = SDL_GetTicks();
serverEventsTCP->clearSendBuffer();
serverEventsTCP->clearReceiveBuffer();
serverEventsUDP->clearSendBuffer();
serverEventsUDP->clearReceiveBuffer();
//Get all commands from clients
for (int i = 0; i < maxPlayers; i++) {
DataBuffer * temp;
aquireClientsMutex(i);
temp = clients[i]->popReceiveData();
if (!clients[i]->isConnected() && playerObjects->at(i) != NULL) {
int index = -1;
int x = 0;
for (list<pair<unsigned long, GameObject*>>::iterator iter = gameObjects->begin(); iter != gameObjects->end(); iter++) {
if (playerObjects->at(i) == iter->second) {
index = x;
break;
}
x++;
}
/*for (int x = 0; x < gameObjects->size(); x++) {
if (playerObjects->at(i) == gameObjects->at(x))
index = x;
}*/
gameObjects->remove(playerObjects->at(i)->getNetID());
delete playerObjects->at(i);
playerObjects->at(i) = NULL;
//gameObjects->erase(gameObjects->begin() + index);
serverEventsTCP->appendToSendBuffer(NetworkFunctions::createDeleteObjectBuffer(index));
}
releaseClientsMutex(i);
serverEventsTCP->appendToReceiveBuffer(temp);
}
//Receive All UDP Events
sockaddr_in * originAddress = NULL;
DataBuffer * udpBuffer = UDPManager::recvDatagram(&originAddress);
while (udpBuffer != NULL) {
//origin Address matches client address?
unsigned long packetFrameCount = 0;
memcpy(&packetFrameCount, udpBuffer->getData(), 4);
int clientID = getClientIDByAddress(originAddress->sin_addr.s_addr, originAddress->sin_port);
if (clientID == -1) {
int asdfadsfasdf = 123123;
}
else {
//compare clientFrameCount to client->frameCount
unsigned long clientFrameCount;
aquireClientsMutex(clientID);
clientFrameCount = clients[clientID]->getFrameCount();
releaseClientsMutex(clientID);
if (packetFrameCount < clientFrameCount) {
//discard
printf("Packet from Client %d discarded\n", clientID);
}
else {
serverEventsUDP->appendToReceiveBuffer(udpBuffer->getData() + 4, udpBuffer->getSize() - 4);
aquireClientsMutex(clientID);
clients[clientID]->setFrameCount(packetFrameCount);
releaseClientsMutex(clientID);
}
}
delete udpBuffer; udpBuffer = NULL;
delete originAddress; originAddress = NULL;
udpBuffer = UDPManager::recvDatagram(&originAddress);
}
NetworkFunctions::translateReceivedEvents(serverEventsTCP);
NetworkFunctions::translateReceivedEvents(serverEventsUDP);
//Execute my own gamelogic commands
SDL_Event e;
while (SDL_PollEvent(&e)) {
if (e.key.keysym.sym == SDLK_ESCAPE)
running = false;
if (e.key.keysym.sym == SDLK_m) {
((RigidObject*)gameObjects->getValue(2))->setPosition(5, 10, 0);
((RigidObject*)gameObjects->getValue(3))->setPosition(0, 10, 0);
((RigidObject*)gameObjects->getValue(4))->setPosition(-5, 10, 0);
((RigidObject*)gameObjects->getValue(2))->setVelocity(0, 0, 0);
((RigidObject*)gameObjects->getValue(3))->setVelocity(0, 0, 0);
((RigidObject*)gameObjects->getValue(4))->setVelocity(0, 0, 0);
((RigidObject*)gameObjects->getValue(2))->setGravity(0, -9.81f*4.0f, 0);
((RigidObject*)gameObjects->getValue(3))->setGravity(0, -9.81f*4.0f, 0);
((RigidObject*)gameObjects->getValue(4))->setGravity(0, -9.81f*4.0f, 0);
printf("reset boxes\n");
}
}
//if (update((long)(elapsedTime + sleepTime)) == -1) break;
//dynamicsWorld->stepSimulation((float)(elapsedTime + sleepTime)*0.001f, 50, (float)(elapsedTime + sleepTime)*0.001f);
dynamicsWorld->stepSimulation(1.0f / 64.0f, 100, 1.0f / 64.0f); //1.0f/(float)Settings::getMaxFPS());
list<pair<unsigned long, GameObject*>>::iterator iter = gameObjects->begin();
while (iter != gameObjects->end())
{
iter->second->update(elapsedTime);
if (!iter->second->isAlive()) {
serverEventsTCP->appendToSendBuffer(NetworkFunctions::createDeleteObjectBuffer(iter->second->getNetID()));
for (int p = 0; p < maxPlayers; p++) {
if (playerObjects->at(p) != NULL && playerObjects->at(p) == iter->second) {
playerObjects->at(p) = NULL;
}
}
GameObject * tempObject = iter->second;
iter = gameObjects->erase(iter);
delete tempObject;
}
else iter++;
}
/*for (list<pair<unsigned long, GameObject*>>::iterator iter = gameObjects->begin(); iter != gameObjects->end(); iter++) {
iter->second->update(elapsedTime);
if (!iter->second->isAlive()) {
serverEventsTCP->appendToSendBuffer(NetworkFunctions::createDeleteObjectBuffer(iter->second->getNetID()));
for (int p = 0; p < maxPlayers; p++) {
if (playerObjects->at(p) != NULL && playerObjects->at(p) == iter->second) {
playerObjects->at(p) = NULL;
}
}
gameObjects->remove(iter->first, iter->second);
delete (*gameObjects)[i];
gameObjects->erase(gameObjects->begin() + i);
i--;
}
}*/
/*for (int i = 0; i < (int)gameObjects->size(); i++) {
(*gameObjects)[i]->update(elapsedTime);
if (!(*gameObjects)[i]->isAlive()) {
serverEventsTCP->appendToSendBuffer(NetworkFunctions::createDeleteObjectBuffer(i));
for (int p = 0; p < maxPlayers; p++) {
if (playerObjects->at(p) != NULL && playerObjects->at(p) == (*gameObjects)[i]) {
playerObjects->at(p) = NULL;
}
}
delete (*gameObjects)[i];
gameObjects->erase(gameObjects->begin() + i);
i--;
}
}*/
//Update each client
//for (int i = 0; i < gameObjects->size(); i++)
// serverEvents->appendToSendBuffer(NetworkFunctions::createUpdateObjectBuffer(i));
for (int i = 0; i < maxPlayers; i++) {
aquireClientsMutex(i);
if (clients[i]->isConnected()) {
if (clients[i]->requiresSynch()) {
synchClient(i);
clients[i]->setSynch(false);
}
else {
clients[i]->pushSendData(serverEventsTCP->getSendBuffer(), serverEventsTCP->getSendBufferSize());
}
}
releaseClientsMutex(i);
}
for (int i = 0; i < maxPlayers; i++) {
aquireClientsMutex(i);
if (clients[i]->isConnected()) {
//unsigned long clientPortUDP = clients[i]->getPortUDP();
if (!clients[i]->requiresSynch()) {
serverEventsUDP->clearSendBuffer();
for (list<pair<unsigned long, GameObject*>>::iterator iter = gameObjects->begin(); iter != gameObjects->end(); iter++) {
if (playerObjects->at(i) != iter->second /* && dont force player */) {
DataBuffer * temp = NetworkFunctions::createUpdateObjectBuffer(iter->second->getNetID());
serverEventsUDP->appendToSendBuffer(temp);
}
}
UDPManager::sendDatagram(serverEventsUDP->getSendBuffer(), serverEventsUDP->getSendBufferSize(), clients[i]->getIPAddress(), clients[i]->getPortUDP(), frameCount);
}
}
releaseClientsMutex(i);
}
/*timeSinceLastRender += elapsedTime;
if (timeSinceLastRender >= timePerRenderFrame) {
timeSinceLastRender = 0.0;
renderFrame();
}*/
renderFrame();
//Update Rate Calculations
//Framerate Limit Calculations
elapsedTime = SDL_GetTicks() - lastTime;
targetSleep = timePerFrame - elapsedTime + sleepRemainder;
if (targetSleep > 0) sleepRemainder = targetSleep - (Uint32)targetSleep;
//Sleep(1000.0 / 64.0);
startSleep = SDL_GetTicks();
while ((Uint32)(startSleep + targetSleep) > SDL_GetTicks());
sleepTime = SDL_GetTicks() - startSleep;
}
cout << "Shutting Down\n";
HostThread::stopAll();
HostListener::stop();
UDPManager::cleanup();
WSACleanup();
WaitForSingleObject(listenThreadHandle, INFINITE);
saveConfig();
cleanupObjects();
//saveConfig();
killBullet();
//delete [] clients;
return 0;
}
bool GLViewImpl::initWithRect(const std::string& viewName, Rect rect, float frameZoomFactor, HWND hParentWnd)
{
setViewName(viewName);
_frameZoomFactor = frameZoomFactor;
glfwWindowHint(GLFW_RESIZABLE,GL_FALSE);
glfwWindowHint(GLFW_RED_BITS,_glContextAttrs.redBits);
glfwWindowHint(GLFW_GREEN_BITS,_glContextAttrs.greenBits);
glfwWindowHint(GLFW_BLUE_BITS,_glContextAttrs.blueBits);
glfwWindowHint(GLFW_ALPHA_BITS,_glContextAttrs.alphaBits);
glfwWindowHint(GLFW_DEPTH_BITS,_glContextAttrs.depthBits);
glfwWindowHint(GLFW_STENCIL_BITS,_glContextAttrs.stencilBits);
if (hParentWnd){
glfwWindowHint(GLFW_VISIBLE, GL_FALSE);
}
int needWidth = rect.size.width * _frameZoomFactor;
int neeHeight = rect.size.height * _frameZoomFactor;
_mainWindow = glfwCreateWindow(needWidth, neeHeight, _viewName.c_str(), _monitor, nullptr);
if (_mainWindow == nullptr)
{
std::string message = "Can't create window";
if (!_glfwError.empty())
{
message.append("\nMore info: \n");
message.append(_glfwError);
}
MessageBox(message.c_str(), "Error launch application");
return false;
}
/*
* Note that the created window and context may differ from what you requested,
* as not all parameters and hints are
* [hard constraints](@ref window_hints_hard). This includes the size of the
* window, especially for full screen windows. To retrieve the actual
* attributes of the created window and context, use queries like @ref
* glfwGetWindowAttrib and @ref glfwGetWindowSize.
*
* see declaration glfwCreateWindow
*/
int realW = 0, realH = 0;
glfwGetWindowSize(_mainWindow, &realW, &realH);
if (realW != needWidth)
{
rect.size.width = realW / _frameZoomFactor;
}
if (realH != neeHeight)
{
rect.size.height = realH / _frameZoomFactor;
}
glfwMakeContextCurrent(_mainWindow);
glfwSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLFWEventHandler::onGLFWWindowPosCallback);
glfwSetFramebufferSizeCallback(_mainWindow, GLFWEventHandler::onGLFWframebuffersize);
glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeFunCallback);
glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
setFrameSize(rect.size.width, rect.size.height);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
if ( utils::atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
MessageBox(strComplain, "OpenGL version too old");
return false;
}
initGlew();
// Enable point size by default.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
m_hwnd = glfwGetWin32Window(_mainWindow);
if (hParentWnd){
::SetParent(m_hwnd, hParentWnd);
//改变当前窗口的样式，去掉标题
SetWindowLong(m_hwnd, GWL_STYLE, GetWindowLong(m_hwnd, GWL_STYLE) & ~WS_CAPTION);
//设置位置
::SetWindowPos(m_hwnd, HWND_TOP, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height,
SWP_NOCOPYBITS | SWP_HIDEWINDOW);
}
return true;
}
int main()
{
// Create and initialize window.
setErrorCallbackAndInit(error_callback);
GraphicsWindow* window = new GraphicsWindow(1200,800,"Test Window",NULL,NULL,key_callback);
window->makeContextCurrent();
// Initalize glew.
initGlew();
// Create and initialize Camera
FreeCamera* camera = new FreeCamera(45.0f, 16.0f/9.0f,
0.0f, 0.0f,
0.1f, 10000.0f,
0.0004f, 3.0f,
glm::vec3(0,0,-50),
glm::vec3(0,1,0),
glm::vec3(0,0,0),
true);
camera->setViewport(window->getWindowWidth(),window->getWindowHeight(),0.5f,0.5f);
// Load accumulation shader for accumulating all the transparent matrials, as well as their alphas.
GLSLProgram* defaultShader = new GLSLProgram();
defaultShader->initShaderProgram("Vert.glsl","","","","Frag.glsl");
// Load screen filling quad shader.
GLSLProgram* screenFillingQuadShader = new GLSLProgram();
screenFillingQuadShader->initShaderProgram("screenFillingQuadVert.glsl","","","","screenFillingQuadFrag.glsl");
// Load accumulation shader for accumulating all the transparent matrials, as well as their alphas.
GLSLProgram* accumTransparencyRevealageShader = new GLSLProgram();
accumTransparencyRevealageShader->initShaderProgram("AccumTransparencyRevealageVert.glsl","","","","AccumTransparencyRevealageFrag.glsl");
// Load Weighted Average shader, which will be used for final compositing (a variation of screen filling quad shader using multiple textures).
GLSLProgram* newOITCoverageShader = new GLSLProgram();
newOITCoverageShader->initShaderProgram("NewOITCoverageVert.glsl","","","","NewOITCoverageFrag.glsl");
// Create screen filling quad.
Quad* screenFillingQuad = new Quad(glm::vec3(-1.0,1.0,0), glm::vec3(-1.0,-1.0,0), glm::vec3(1.0,-1.0,0), glm::vec3(1.0,1.0,0), glm::vec3(0), 0, 0, 0);
screenFillingQuad->initQuad();
screenFillingQuad->setGLSLProgram(*newOITCoverageShader);
TextureManager::GetInstance().loadTexture("../Content/Textures/Particle_Smoke/smoke_particle_red_base.png");
TextureManager::GetInstance().loadTexture("../Content/Textures/Particle_Smoke/smoke_particle_grey_base_2.png");
TextureManager::GetInstance().loadTexture("../Content/Textures/Particle_Smoke/smoke_particle_grey_base_3.png");
Quad* quad1 = new Quad(glm::vec3(100+100,100+100,-1), glm::vec3(100+100,-100+100,-1), glm::vec3(-100+100,-100+100,-1), glm::vec3(-100+100,100+100,-1), glm::vec3(0), 10, 10, 0);
quad1->initQuad();
quad1->initDefaultTexture(255,0,0,89);
quad1->setTexture(TextureManager::GetInstance().getTextureHandle("../Content/Textures/Particle_Smoke/smoke_particle_grey_base_3.png"));
Quad* quad2 = new Quad(glm::vec3(100+100,100+100,-20), glm::vec3(100+100,-100+100,-20), glm::vec3(-100+100,-100+100,-20), glm::vec3(-100+100,100+100,-20), glm::vec3(0), 10, 10, 0);
quad2->initQuad();
quad2->initDefaultTexture(0,255,0,89);
quad2->setTexture(TextureManager::GetInstance().getTextureHandle("../Content/Textures/Particle_Smoke/smoke_particle_grey_base_2.png"));
Quad* quad3 = new Quad(glm::vec3(100+100,100+100,20), glm::vec3(100+100,-100+100,20), glm::vec3(-100+100,-100+100,20), glm::vec3(-100+100,100+100,20), glm::vec3(0), 10, 10, 0);
quad3->initQuad();
quad3->initDefaultTexture(0,0,255,89);
quad3->setTexture(TextureManager::GetInstance().getTextureHandle("../Content/Textures/Particle_Smoke/smoke_particle_red_base.png"));
Quad* quad4 = new Quad(glm::vec3(100+100,100+100,-40), glm::vec3(100+100,-100+100,-40), glm::vec3(-100+100,-100+100,-40), glm::vec3(-100+100,100+100,-40), glm::vec3(0), 10, 10, 0);
quad4->initQuad();
quad4->initDefaultTexture(255,0,127,50);
Quad* quad5 = new Quad(glm::vec3(100+100,100+100,40), glm::vec3(100+100,-100+100,40), glm::vec3(-100+100,-100+100,40), glm::vec3(-100+100,100+100,40), glm::vec3(0), 10, 10, 0);
quad5->initQuad();
quad5->initDefaultTexture(255,127,0,50);
ModelLoader* modelImporter = new ModelLoader();
modelImporter->importModel("../Content/Models/crytek-sponza/sponza.obj", processFlagsOnModelImport);
// Create and initialize model
Model* model = new Model(glm::vec3(0,0,0), "../Content/Models/crytek-sponza/");
model->loadModel(modelImporter->getScene());
// Create framebuffers
std::vector<unsigned int> activeColorAttachmentsOpaque;
std::vector<unsigned int> activeColorAttachmentsTransparent;
Framebuffer* opaqueFrameBuffer = new Framebuffer(window->getWindowWidth(),window->getWindowHeight());
activeColorAttachmentsOpaque.push_back(0);
opaqueFrameBuffer->setColorAttachment(0);
//frameBuffer->setDepthAttachment();
opaqueFrameBuffer->setDepthStencilTexture();
opaqueFrameBuffer->unbind();
Framebuffer* accumFrameBuffer = new Framebuffer(window->getWindowWidth(),window->getWindowHeight());
activeColorAttachmentsTransparent.push_back(0);
activeColorAttachmentsTransparent.push_back(1);
accumFrameBuffer->setColorAttachment(0);
accumFrameBuffer->setColorAttachment(1);
//frameBuffer->setDepthAttachment();
accumFrameBuffer->setDepthStencilTexture();
accumFrameBuffer->unbind();
// Additional textures to pass for the second transparency render pass.
std::vector<GLuint> additionalTextureHandles;
additionalTextureHandles.push_back(accumFrameBuffer->getColorAttachment(0));
additionalTextureHandles.push_back(accumFrameBuffer->getColorAttachment(1));
std::vector<GLuint> opaqueTextureHandle;
opaqueTextureHandle.push_back(opaqueFrameBuffer->getColorAttachment(0));
// Move this to "GraphicsWindow"
glfwSetCursorPos(window->getWindowHandle(), (double) (window->getWindowWidth()/2.0), (double) (window->getWindowHeight()/2.0));
// Move this to "Camera"
//glClearColor(0.4f,0.6f,0.94f,0.0f);
glClearColor(0.0f,0.0f,0.0f,0.0f);
const float clearColorWhite = 1.0f;
const float clearColorBlack = 0.0f;
// Sampler
GLuint sampler = 0;
glGenSamplers(1, &sampler);
glSamplerParameteri(sampler, GL_TEXTURE_WRAP_S, GL_REPEAT);
glSamplerParameteri(sampler, GL_TEXTURE_WRAP_T, GL_REPEAT);
glSamplerParameteri(sampler, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glSamplerParameteri(sampler, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
check_gl_error();
// Render Loop
while(!window->shouldClose())
{
//glClearColor(0.0f,0.0f,0.0f,0.0f);
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
// Update camera
camera->camControll(window->getWindowHandle());
camera->update();
// Update shader uniforms
model->getCurrentGLSLProgram()->use();
model->getCurrentGLSLProgram()->setUniform("lightPosition", camera->getCamPos());
model->getCurrentGLSLProgram()->setUniform("camPosition", camera->getCamPos());
model->getCurrentGLSLProgram()->setUniform("viewMatrix", camera->getVMatrix());
model->getCurrentGLSLProgram()->setUniform("normalMatrix", camera->getTranspInvMVMatrix()); // Change this!
model->getCurrentGLSLProgram()->setUniform("VPMatrix", camera->getVPMatrix());
opaqueFrameBuffer->clean();
opaqueFrameBuffer->bind();
opaqueFrameBuffer->bindForRenderPass(activeColorAttachmentsOpaque);
model->renderOpaque();
//quad4->render();
//quad5->render();
//opaqueFrameBuffer->unbind();
//// Blitting the opaque scene depth to propperly depth test the transparen against it.
//opaqueFrameBuffer->bindForReading();
//accumFrameBuffer->bindForWriting();
//glBlitFramebuffer(0, 0, window->getWindowWidth(), window->getWindowHeight(), 0, 0, window->getWindowWidth(), window->getWindowHeight(),
// GL_DEPTH_BUFFER_BIT, GL_NEAREST);
//opaqueFrameBuffer->unbind();
//_______________________________________________________________________________________________________________________________________________________________________________
// Acuumulation pass
accumTransparencyRevealageShader->use();
accumTransparencyRevealageShader->setUniform("VPMatrix", camera->getVPMatrix());
model->setGLSLProgram(accumTransparencyRevealageShader);
quad1->setGLSLProgram(*accumTransparencyRevealageShader);
quad2->setGLSLProgram(*accumTransparencyRevealageShader);
quad3->setGLSLProgram(*accumTransparencyRevealageShader);
quad4->setGLSLProgram(*accumTransparencyRevealageShader);
quad5->setGLSLProgram(*accumTransparencyRevealageShader);
accumFrameBuffer->clean();
accumFrameBuffer->bind();
accumFrameBuffer->bindForRenderPass(activeColorAttachmentsTransparent);
accumFrameBuffer->cleanColorAttachment(1,clearColorWhite);
opaqueFrameBuffer->unbind();
// Blitting the opaque scene depth to propperly depth test the transparen against it.
opaqueFrameBuffer->bindForReading();
accumFrameBuffer->bindForWriting();
glBlitFramebuffer(0, 0, window->getWindowWidth(), window->getWindowHeight(), 0, 0, window->getWindowWidth(), window->getWindowHeight(),
GL_DEPTH_BUFFER_BIT, GL_NEAREST);
opaqueFrameBuffer->unbind();
accumFrameBuffer->bind();
accumFrameBuffer->bindForRenderPass(activeColorAttachmentsTransparent);
glEnable(GL_BLEND);
glBlendFunci(0, GL_ONE, GL_ONE);
glBlendFunci(1, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA);
//glEnable(GL_DEPTH_TEST);
glDepthMask(GL_FALSE);
glDisable(GL_CULL_FACE);
model->renderTransparent();
quad1->render();
quad2->render();
quad3->render();
//quad4->render();
//quad5->render();
accumFrameBuffer->unbind();
model->setGLSLProgram(defaultShader);
quad1->setGLSLProgram(*defaultShader);
quad2->setGLSLProgram(*defaultShader);
quad3->setGLSLProgram(*defaultShader);
quad4->setGLSLProgram(*defaultShader);
quad5->setGLSLProgram(*defaultShader);
glDisable(GL_BLEND);
//glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
//_______________________________________________________________________________________________________________________________________________________________________________
// Final compositing pass
//screenFillingQuad->setGLSLProgram(*screenFillingQuadShader);
//screenFillingQuad->getCurrentShaderProgram()->use();
//screenFillingQuad->renderWithAdditionalTextures(opaqueTextureHandle,sampler);
newOITCoverageShader->use();
glDepthMask(GL_FALSE);
glEnable(GL_BLEND);
glBlendFunc(GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA);
screenFillingQuad->renderWithAdditionalTextures(additionalTextureHandles,sampler);
glDepthMask(GL_TRUE);
glDisable(GL_BLEND);
//_______________________________________________________________________________________________________________________________________________________________________________
// For debug!
//screenFillingQuad->setGLSLProgram(*screenFillingQuadShader);
//screenFillingQuad->getCurrentShaderProgram()->use();
//screenFillingQuad->setTexture(opaqueFrameBuffer->getColorAttachment(0));
//screenFillingQuad->render();
accumFrameBuffer->clean();
window->swapBuffers();
glfwPollEvents();
check_gl_error();
}
glfwTerminate();
window->release();
return 0;
}
int main() {
GLFWwindow* window = initGlfwWindow();
if (window == NULL) {
printf("Window init failed");
return 1;
}
initGlew();
GLuint mainVertexShader = createShader(GL_VERTEX_SHADER, mainVertexSource);
GLuint mainFragmentShader = createShader(GL_FRAGMENT_SHADER, mainFragmentSource);
GLuint mainShaderProgram = createShaderProgram(mainVertexShader, mainFragmentShader);
GLuint boxVao;
GLuint floorVao;
glGenVertexArrays(1, &floorVao);
glGenVertexArrays(1, &boxVao);
createMainBufferObjects(boxVao, floorVao, mainShaderProgram);
GLuint gridVertexShader = createShader(GL_VERTEX_SHADER, gridVertexSource);
GLuint gridFragmentShader = createShader(GL_FRAGMENT_SHADER, gridFragmentSource);
GLuint gridShaderProgram = createShaderProgram(gridVertexShader, gridFragmentShader);
GLuint gridBoxVao;
glGenVertexArrays(1, &gridBoxVao);
createGridBufferObject(gridBoxVao, boxVertices, sizeof(boxVertices), gridShaderProgram);
//Create texture
loadBoxTexture(mainShaderProgram);
//Enable depth test
glEnable(GL_DEPTH_TEST);
TransformationMatrix transformationMatrix;
setupTransformationMatrix(&transformationMatrix);
GLint uniTransf = glGetUniformLocation(mainShaderProgram, "transf");
GLint uniColor = glGetUniformLocation(mainShaderProgram, "overrideColor");
GLint uniTransfGrid = glGetUniformLocation(gridShaderProgram, "transf");
glUseProgram(0);
float currentTime;
while (!glfwWindowShouldClose(window)) {
glfwPollEvents();
//Clear the screen to white
glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
currentTime = (float) glfwGetTime();
amat4_identity(&transformationMatrix.model);
mat4RotationZ(&transformationMatrix.model, currentTime * 0.2f * degreesToRadians(180.0f));
calculateTransformationMatrix(&transformationMatrix);
glUseProgram(mainShaderProgram);
glUniformMatrix4fv(uniTransf, 1, GL_FALSE, &transformationMatrix.transf.mat[0]);
//Start with drawing functions
glBindVertexArray(boxVao);
glDrawArrays(GL_TRIANGLES, 0, 36);
glBindVertexArray(0);
if (drawGrid) {
glUseProgram(gridShaderProgram);
glUniformMatrix4fv(uniTransfGrid, 1, GL_FALSE, &transformationMatrix.transf.mat[0]);
glUniform3f(uniColor, 1.0f, 0.0f, 0.0f);
glBindVertexArray(gridBoxVao);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
glDrawArrays(GL_TRIANGLES, 0, 36);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glBindVertexArray(0);
glUseProgram(mainShaderProgram);
}
//
glEnable(GL_STENCIL_TEST);
// Draw floor
glStencilFunc(GL_ALWAYS, 1, 0xFF);
glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
glStencilMask(0xFF);
glDepthMask(GL_FALSE);
glClear(GL_STENCIL_BUFFER_BIT);
glBindVertexArray(floorVao);
glDrawArrays(GL_TRIANGLES, 0, 6);
glBindVertexArray(0);
//Draw refelction
glStencilFunc(GL_EQUAL, 1, 0xFF);
glStencilMask(0x00);
glDepthMask(GL_TRUE);
mat4 transl, scaling;
amat4_translation(&transl, 0.0f, 0.0f, -1.0f);
amat4_scaling(&scaling, 1.0f, 1.0f, -1.0f);
mat4Multiply(&transformationMatrix.model, &transformationMatrix.model, &transl);
mat4Multiply(&transformationMatrix.model, &transformationMatrix.model, &scaling);
calculateTransformationMatrix(&transformationMatrix);
glUniformMatrix4fv(uniTransfGrid, 1, GL_FALSE, &transformationMatrix.transf.mat[0]);
glUniform3f(uniColor, 0.3f, 0.3f, 0.3f);
glBindVertexArray(boxVao);
glDrawArrays(GL_TRIANGLES, 0, 36);
glBindVertexArray(0);
glUniform3f(uniColor, 1.0f, 1.0f, 1.0f);
//
glDisable(GL_STENCIL_TEST);
glfwSwapBuffers(window);
}
glfwTerminate();
return 0;
}
int emulatorApp::OnRun() {
initGlew();
environment->Run();
return wxApp::OnRun();
}
void Tutorial::Run()
{
#ifdef __TUT_VERSION
#if __TUT_VERSION >= 17
if (_tutorialID >= 17) {
char windowName[255];
sprintf(&windowName[0], "Tutorial %d", _tutorialID);
if (!GLUTBackendCreateWindow(WINDOW_WIDTH, WINDOW_HEIGHT, false, windowName)) {
return;
}
#if __TUT_VERSION == 17
_tutorial = new Tutorial17();
#elif __TUT_VERSION == 18
_tutorial = new Tutorial18();
#elif __TUT_VERSION == 19
_tutorial = new Tutorial19();
#elif __TUT_VERSION == 20
_tutorial = new Tutorial20();
#elif __TUT_VERSION == 21
_tutorial = new Tutorial21();
#elif __TUT_VERSION == 22
_tutorial = new Tutorial22();
#elif __TUT_VERSION == 23
_tutorial = new Tutorial23();
#endif
if (!_tutorial->Init(pVSFileName, pFSFileName)) {
return;
}
char* version = (char*)glGetString(GL_VERSION);
fprintf(stdout, "Version: '%s'\n", version);
_tutorial->Run();
delete _tutorial;
return;
}
#endif
#endif
initGlut();
initGlew();
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
if (_tutorialID == 16) {
glFrontFace(GL_CW);
glCullFace(GL_BACK);
glEnable(GL_CULL_FACE);
}
char* version = (char*)glGetString(GL_VERSION);
fprintf(stdout, "Version: '%s'\n", version);
///
/// Create vertex buffer: glGenBuffers, glBindBuffer, glBufferData.
///
createVertexBuffer();
///
/// Create the index buffer: glGenBuffers, glBindBuffer, glBufferData.
///
createIndexBuffer();
///
/// Read shaders from file, compile, verify and add to shader program.
///
compileShaders();
if (_tutorialID == 16) {
glUniform1i(_gSampler, 0);
_pTexture = new Texture(GL_TEXTURE_2D, "/home/lparkin/Projects/S3/OpenGlDirsProject/LearnOpenGL-nonQt/Project/Content/test.png");
if (!_pTexture->Load()) {
exit(1);
}
}
///
/// Setup the perspective projection information.
///
_gPersProjInfo.FOV = 60.0f;
_gPersProjInfo.Height = WINDOW_HEIGHT_1_14;
_gPersProjInfo.Width = WINDOW_WIDTH_1_14;
_gPersProjInfo.zNear = 1.0f;
_gPersProjInfo.zFar = 100.0f;
///
/// Start the rendering loop.
///
glutMainLoop();
}
