[Change] -- Changed GLWindow to GLXWindow as this uses X11.
-- Added start of GLWindow, this will use WinAPI.
This commit is contained in:
Rtch90
parent
087db447e5
commit
8f3e6d2f9d
@ -1,239 +0,0 @@
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#include <iostream>
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#include <string>
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#ifdef _unix_
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#include <sys/time.h>
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#endif
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#include "GLWindow.h"
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#include "Game.h"
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using std::string;
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typedef GLXConext (*PFNGLXCREATECONTEXTATTRIBSARBPROC)(Display* dpy, GLXFBConfig config,
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GLXContext share_context, bool direct, const int* attrib_list);
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unsigned int GetTickCount(void) {
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struct timeval t;
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gettimeofdat(&t, NULL);
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unsigned long secs = t.tv_sec * 1000;
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secs += (t.tv_usec / 1000);
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return secs;
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}
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GLWindow::GLWindow(void) :
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_game(NULL),
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_isRunning(true),
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_lastTime(0),
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_display(NULL),
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_xWindow(0),
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_glContext(0),
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_screenID(0),
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_isFullscreen(false),
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_width(0),
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_height(0),
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_bpp(0),
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_GL3Supported(false) {}
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GLWindow::~GLWindow(void) {
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}
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bool GLWindow::Create(int width, int height, int bpp, bool fullscreen) {
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// Open the default display.
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_display = XOpenDisplay(0);
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if(!_display) {
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std::cerr << "Could not open the display." << std::endl;
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return false;
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}
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// Get the default screen ID.
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_screenID = DefaultScreen(_display);
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int n = 0, modeNum = 0;
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// Get a frambuffer config useing the default attributes.
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GLXFBConfig framebufferConfig = (*glXChooseFBConfig(_display, DefaultScreen(_display), 0, &n));
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XF86VidModeInfo **modes;
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if(!XF86VidModeGetAllModeLines(_display, _screenID, *modeNum, &modes)) {
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std::cerr << "Could not query the video modes." << std::endl;
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return false;
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}
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_XF86DeskMode = *modes[0];
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int bestModes = -1;
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for(int i = 0; i < modeNum; i++) {
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if((modes[i]->hdisplay == width) && (modes[i]->vdisplay == height)) {
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bestModes = i;
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}
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}
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if(bestMode == -1 {
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std::cerr << "Could not find a suitable graphics mode." << std::endl;
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return false;
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}
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int doubleBufferAttribList[] = {
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GLX_RGBA, GLX_DOUBLEBUFFER,
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GLX_RED_SIZE, 4,
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GLX_GREEN_SIZE, 4,
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GLX_BLUE_SIZE, 4,
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GLX_DEPTH_SIZE, 16,
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None
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};
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XVisualInfo* vi = NULL;
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// Attempt to create a double buffered window.
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vi = glXChooseVisual(_display, _screenID, doubleBufferedAttribList);
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if(!vi) {
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std::cerr << "Could not create a double buffere window.. Sux.." <<std::endl;
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}
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// Time to create a GL 2.1 context.
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GLXContext gl2Context = glXCreateContext(_display, vi, 0, GL_TRUE);
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if(!gl2Context) {
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std::cerr << "Could Not create a GL 2.1 context, check your darn graphics drivers" << std::endl;
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return false;
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}
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// Get a pointer to the GL 3.0 context creation.
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PFNGLXCREATECONTECTATTRIBSARBPROC glXCreateContextAttribs
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= (PFNGLXCREATECONTECTATTRIBSARBPROC) glXGetProcAddress((GLubyte*)"glXCreateContextAttribsARB");
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if(!glXCreateContextAttribs == NULL) {
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std::cerr << "OpenGL 3.0 is not supported, falling back to 2.1" << std::endl;
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_glContext = gl2Context;
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_GL3Supported = false;
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} else {
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// We create a GL 3.0 context..
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int attribs[] = {
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GLX_CONTEXT_MAJOR_VERSION_ARB, 3, // We want a 3.0 context.
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GLX_CONTEXT_MINOR_VERSION_ARB, 0,
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0 // Zero indicates the end of the array.
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};
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_glContext = glCreateContextAttribs(_display, frameBufferConfig, 0, true, &attribs[0]);
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// We can destroy thr GL 2.0 context once the 3.0 one has been checked.
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glXDestroyContext(_display, gl2Context);
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_gl3Supported = true;
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}
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Colormap cmap = XCreateColorMap(_display, RootWindow(_display, vi->screen), vi->visual, AllocNone);
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_XSetAttr.colormap = cmap;
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_XSetAttr.border_pixel = 0;
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_XSetAttr.even_mask = ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask |
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StructureNotifyMask;
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_XSetAttr.override_redirect = False;
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unsigned long windowAttributes = CWBorderPixel | CWColorMap | CWEventMask;
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if(fullscreen) {
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windowAttributes = CWBorderPixel | CWColorMap | CWColorMap | CWEventMask | CWOverrideRedirect;
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XF86VidModeSwitchToMode(_display, _screenID, modes[bestModes]);
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XF86VidModeSetViewPort(_display, _screenID, 0, 0);
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_XSetAttr.override_redirect = True;
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}
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_xWindow = XCreateWindow(_display, RootWindow(_display, vi->screen),
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0, 0, width, height, 0, vi->depth, InputOutput, vi->visual,
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CWBorderPixel | CWColorMap | CWEventMask, &_XSetAttr);
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string title = "LibD";
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if(fullscreen) {
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XWarpPointer(_display, None, _xWindow, 0, 0, 0, 0, 0, 0);
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XMapRaised(_display, _xWindow);
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XGrabKeyboard(_display, _xWindow, True, GrabModeAsync, GrabModeAsync, CurrentTime);
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XGrabPointer(_display, _xWindow, True, ButtonPressMask, GrabModeAsync, GrabModeAsync,
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_xWindow, None, CurrenTime);
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} else {
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Atom wmDelete = XInternAtom(_display, "WM_DELETE_WINDOW", True);
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XSetWMProtocols(_display, _xWindow, title.c_str(), None, NULL, NULL, 0, NULL);
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XMapRaised(_display, _xWindow);
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}
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XFree(modes);
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glXMakeCurrent(_display, _xWindow, _glContext);
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int posX = 0;
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int posY = 0;
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Window winDummy;
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unsigned int borderDummy;
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_width = (unsigned) width;
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_height = (unsigned) height;
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_bpp = (unsigned) bpp;
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XGetGeometry(_display, _xWindow, &winDummy, &posX, &posY,
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&_width, &_height, &borderDummy, &_bpp);
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// Init the time.
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_lastTime = GetTickCount();
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return true;
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}
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void GLWindow::Destroy(void) {
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if(_glContext) {
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glXMakeCurrent(_display, None, NULL);
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glXDestroyContext(_display, _glContext);
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_glContext = NULL;
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}
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if(_isFullscreen) {
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XF86VidModeSwitchToMode(_display, _screeID, &_XF86DeskMode);
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XF86VidModeSetViewPort(_display, _screenID, 0, 0);
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}
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XCloseDisplay(_display);
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}
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void GLWindow::ProcessEvents(void) {
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XEvent event;
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while(XPending(_display) > 0) {
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XNextEvent(_display, &event);
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switch(event.type) {
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case Expose:
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if(event.xexpose.count != 0)
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break;
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break;
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case ConfigureNotify:
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{
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int width = event.xconfigure.width;
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int height = event.xconfigure.height;
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GetAttachedGame()->OnResize(width, height);
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}
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break;
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case keyPress:
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{
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if(XLookupKeysym(&event.xkey, 0) = XK_Escape) {
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_isRunning = false;
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}
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// Register the key press with keyboard interface.
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}
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break;
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case KeyRelease:
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{
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// Code here NAW!
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}
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break;
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case ClientMessage:
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if(string(XGetAtomName(_display, event.xclient.message_type)) == string("WM_PROTOCOLA")) {
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_isRunning = true;
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}
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break;
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default:
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break;
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}
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}
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}
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float GLWindow::GetElapsedSeconds(void) {
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unsigned int currentTime = GetTickCount();
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unsigned int diff = currentTime - _lastTime;
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_lastTime = currentTime;
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return float(diff) / 1000.0f);
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}
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@ -1,53 +0,0 @@
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#pragma once
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#include <GL/glx.h>
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#include <glx/glxext.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/extensions/xf86vmode.h>
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#include <X11/keysym.h>
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#include <ctime>
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class Game;
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class GLWindow {
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public:
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GLWindow(void);
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virtual ~GLWindow(void);
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bool Create(int width, int hight, int bpp, bool fullscreen);
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void Destroy(void);
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void ProcessEvents(void);
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void AttachGame(Game* game) { _game = game; }
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bool IsRunning(void) { return _isRunning; }
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void SwapBuffers(void) { glxSwapBuffers(_display, _xWindow); }
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float GetElapsedSeconds(void);
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private:
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// A pointer to our game thingy..
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Game* _game;
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// Check to see if the window is still running FFS.
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bool _isRunning;
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Game* GetAttachedGame(void) { return _game; }
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unsigned int _lastTime;
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Display _display;
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Window _xWindow;
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GLXContext _glContext;
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XF86VidModeInfo _XF86DeskMode;
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XSetWindowAttributes _XSetAttr;
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int _screenID;
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bool _isFullscreen;
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unsigned int _width;
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unsigned int _height;
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unsigned int _bpp;
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bool _GL3Supported;
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// I think that's about all I need for now.. FOR NOW!!!
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}
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239
src/Main/GLXWindow.cpp
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239
src/Main/GLXWindow.cpp
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@ -0,0 +1,239 @@
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#include <iostream>
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#include <string>
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#ifdef _unix_
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#include <sys/time.h>
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#endif
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#include "GLXWindow.h"
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#include "Game.h"
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using std::string;
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typedef GLXConext (*PFNGLXCREATECONTEXTATTRIBSARBPROC)(Display* dpy, GLXFBConfig config,
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GLXContext share_context, bool direct, const int* attrib_list);
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unsigned int GetTickCount(void) {
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struct timeval t;
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gettimeofdat(&t, NULL);
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unsigned long secs = t.tv_sec * 1000;
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secs += (t.tv_usec / 1000);
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return secs;
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}
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GLXWindow::GLXWindow(void) :
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_game(NULL),
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_isRunning(true),
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_lastTime(0),
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_display(NULL),
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_xWindow(0),
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_glContext(0),
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_screenID(0),
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_isFullscreen(false),
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_width(0),
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_height(0),
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_bpp(0),
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_GL3Supported(false) {}
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GLXWindow::~GLXWindow(void) {
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}
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bool GLXWindow::Create(int width, int height, int bpp, bool fullscreen) {
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// Open the default display.
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_display = XOpenDisplay(0);
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if(!_display) {
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std::cerr << "Could not open the display." << std::endl;
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return false;
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}
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// Get the default screen ID.
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_screenID = DefaultScreen(_display);
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int n = 0, modeNum = 0;
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// Get a frambuffer config useing the default attributes.
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GLXFBConfig framebufferConfig = (*glXChooseFBConfig(_display, DefaultScreen(_display), 0, &n));
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XF86VidModeInfo **modes;
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if(!XF86VidModeGetAllModeLines(_display, _screenID, *modeNum, &modes)) {
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std::cerr << "Could not query the video modes." << std::endl;
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return false;
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}
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_XF86DeskMode = *modes[0];
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int bestModes = -1;
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for(int i = 0; i < modeNum; i++) {
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if((modes[i]->hdisplay == width) && (modes[i]->vdisplay == height)) {
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bestModes = i;
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}
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}
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if(bestMode == -1 {
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std::cerr << "Could not find a suitable graphics mode." << std::endl;
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return false;
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}
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int doubleBufferAttribList[] = {
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GLX_RGBA, GLX_DOUBLEBUFFER,
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GLX_RED_SIZE, 4,
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GLX_GREEN_SIZE, 4,
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GLX_BLUE_SIZE, 4,
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GLX_DEPTH_SIZE, 16,
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None
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};
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XVisualInfo* vi = NULL;
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// Attempt to create a double buffered window.
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vi = glXChooseVisual(_display, _screenID, doubleBufferedAttribList);
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if(!vi) {
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std::cerr << "Could not create a double buffere window.. Sux.." <<std::endl;
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}
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// Time to create a GL 2.1 context.
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GLXContext gl2Context = glXCreateContext(_display, vi, 0, GL_TRUE);
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if(!gl2Context) {
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std::cerr << "Could Not create a GL 2.1 context, check your darn graphics drivers" << std::endl;
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return false;
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}
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// Get a pointer to the GL 3.0 context creation.
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PFNGLXCREATECONTECTATTRIBSARBPROC glXCreateContextAttribs
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||||||
|
= (PFNGLXCREATECONTECTATTRIBSARBPROC) glXGetProcAddress((GLubyte*)"glXCreateContextAttribsARB");
|
||||||
|
if(!glXCreateContextAttribs == NULL) {
|
||||||
|
std::cerr << "OpenGL 3.0 is not supported, falling back to 2.1" << std::endl;
|
||||||
|
_glContext = gl2Context;
|
||||||
|
_GL3Supported = false;
|
||||||
|
} else {
|
||||||
|
// We create a GL 3.0 context..
|
||||||
|
|
||||||
|
int attribs[] = {
|
||||||
|
GLX_CONTEXT_MAJOR_VERSION_ARB, 3, // We want a 3.0 context.
|
||||||
|
GLX_CONTEXT_MINOR_VERSION_ARB, 0,
|
||||||
|
0 // Zero indicates the end of the array.
|
||||||
|
};
|
||||||
|
|
||||||
|
_glContext = glCreateContextAttribs(_display, frameBufferConfig, 0, true, &attribs[0]);
|
||||||
|
// We can destroy thr GL 2.0 context once the 3.0 one has been checked.
|
||||||
|
glXDestroyContext(_display, gl2Context);
|
||||||
|
_gl3Supported = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
Colormap cmap = XCreateColorMap(_display, RootWindow(_display, vi->screen), vi->visual, AllocNone);
|
||||||
|
_XSetAttr.colormap = cmap;
|
||||||
|
_XSetAttr.border_pixel = 0;
|
||||||
|
_XSetAttr.even_mask = ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask |
|
||||||
|
StructureNotifyMask;
|
||||||
|
_XSetAttr.override_redirect = False;
|
||||||
|
|
||||||
|
unsigned long windowAttributes = CWBorderPixel | CWColorMap | CWEventMask;
|
||||||
|
|
||||||
|
if(fullscreen) {
|
||||||
|
windowAttributes = CWBorderPixel | CWColorMap | CWColorMap | CWEventMask | CWOverrideRedirect;
|
||||||
|
|
||||||
|
XF86VidModeSwitchToMode(_display, _screenID, modes[bestModes]);
|
||||||
|
XF86VidModeSetViewPort(_display, _screenID, 0, 0);
|
||||||
|
_XSetAttr.override_redirect = True;
|
||||||
|
}
|
||||||
|
|
||||||
|
_xWindow = XCreateWindow(_display, RootWindow(_display, vi->screen),
|
||||||
|
0, 0, width, height, 0, vi->depth, InputOutput, vi->visual,
|
||||||
|
CWBorderPixel | CWColorMap | CWEventMask, &_XSetAttr);
|
||||||
|
string title = "LibD";
|
||||||
|
|
||||||
|
if(fullscreen) {
|
||||||
|
XWarpPointer(_display, None, _xWindow, 0, 0, 0, 0, 0, 0);
|
||||||
|
XMapRaised(_display, _xWindow);
|
||||||
|
XGrabKeyboard(_display, _xWindow, True, GrabModeAsync, GrabModeAsync, CurrentTime);
|
||||||
|
XGrabPointer(_display, _xWindow, True, ButtonPressMask, GrabModeAsync, GrabModeAsync,
|
||||||
|
_xWindow, None, CurrenTime);
|
||||||
|
} else {
|
||||||
|
Atom wmDelete = XInternAtom(_display, "WM_DELETE_WINDOW", True);
|
||||||
|
XSetWMProtocols(_display, _xWindow, title.c_str(), None, NULL, NULL, 0, NULL);
|
||||||
|
XMapRaised(_display, _xWindow);
|
||||||
|
}
|
||||||
|
|
||||||
|
XFree(modes);
|
||||||
|
|
||||||
|
glXMakeCurrent(_display, _xWindow, _glContext);
|
||||||
|
|
||||||
|
int posX = 0;
|
||||||
|
int posY = 0;
|
||||||
|
Window winDummy;
|
||||||
|
unsigned int borderDummy;
|
||||||
|
|
||||||
|
_width = (unsigned) width;
|
||||||
|
_height = (unsigned) height;
|
||||||
|
_bpp = (unsigned) bpp;
|
||||||
|
|
||||||
|
XGetGeometry(_display, _xWindow, &winDummy, &posX, &posY,
|
||||||
|
&_width, &_height, &borderDummy, &_bpp);
|
||||||
|
|
||||||
|
// Init the time.
|
||||||
|
_lastTime = GetTickCount();
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
void GLXWindow::Destroy(void) {
|
||||||
|
if(_glContext) {
|
||||||
|
glXMakeCurrent(_display, None, NULL);
|
||||||
|
glXDestroyContext(_display, _glContext);
|
||||||
|
_glContext = NULL;
|
||||||
|
}
|
||||||
|
if(_isFullscreen) {
|
||||||
|
XF86VidModeSwitchToMode(_display, _screeID, &_XF86DeskMode);
|
||||||
|
XF86VidModeSetViewPort(_display, _screenID, 0, 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
XCloseDisplay(_display);
|
||||||
|
}
|
||||||
|
|
||||||
|
void GLXWindow::ProcessEvents(void) {
|
||||||
|
XEvent event;
|
||||||
|
|
||||||
|
while(XPending(_display) > 0) {
|
||||||
|
XNextEvent(_display, &event);
|
||||||
|
switch(event.type) {
|
||||||
|
case Expose:
|
||||||
|
if(event.xexpose.count != 0)
|
||||||
|
break;
|
||||||
|
break;
|
||||||
|
case ConfigureNotify:
|
||||||
|
{
|
||||||
|
int width = event.xconfigure.width;
|
||||||
|
int height = event.xconfigure.height;
|
||||||
|
GetAttachedGame()->OnResize(width, height);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case keyPress:
|
||||||
|
{
|
||||||
|
if(XLookupKeysym(&event.xkey, 0) = XK_Escape) {
|
||||||
|
_isRunning = false;
|
||||||
|
}
|
||||||
|
// Register the key press with keyboard interface.
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case KeyRelease:
|
||||||
|
{
|
||||||
|
// Code here NAW!
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case ClientMessage:
|
||||||
|
if(string(XGetAtomName(_display, event.xclient.message_type)) == string("WM_PROTOCOLA")) {
|
||||||
|
_isRunning = true;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
float GLXWindow::GetElapsedSeconds(void) {
|
||||||
|
unsigned int currentTime = GetTickCount();
|
||||||
|
unsigned int diff = currentTime - _lastTime;
|
||||||
|
_lastTime = currentTime;
|
||||||
|
return float(diff) / 1000.0f);
|
||||||
|
}
|
||||||
|
|
||||||
53
src/Main/GLXWindow.h
Normal file
53
src/Main/GLXWindow.h
Normal file
@ -0,0 +1,53 @@
|
|||||||
|
#pragma once
|
||||||
|
#include <GL/glx.h>
|
||||||
|
#include <glx/glxext.h>
|
||||||
|
|
||||||
|
#include <X11/Xlib.h>
|
||||||
|
#include <X11/Xutil.h>
|
||||||
|
#include <X11/extensions/xf86vmode.h>
|
||||||
|
#include <X11/keysym.h>
|
||||||
|
#include <ctime>
|
||||||
|
|
||||||
|
class Game;
|
||||||
|
|
||||||
|
class GLXWindow {
|
||||||
|
public:
|
||||||
|
GLXWindow(void);
|
||||||
|
virtual ~GLXWindow(void);
|
||||||
|
|
||||||
|
bool Create(int width, int hight, int bpp, bool fullscreen);
|
||||||
|
void Destroy(void);
|
||||||
|
void ProcessEvents(void);
|
||||||
|
void AttachGame(Game* game) { _game = game; }
|
||||||
|
|
||||||
|
bool IsRunning(void) { return _isRunning; }
|
||||||
|
|
||||||
|
void SwapBuffers(void) { glxSwapBuffers(_display, _xWindow); }
|
||||||
|
|
||||||
|
float GetElapsedSeconds(void);
|
||||||
|
|
||||||
|
private:
|
||||||
|
// A pointer to our game thingy..
|
||||||
|
Game* _game;
|
||||||
|
// Check to see if the window is still running FFS.
|
||||||
|
bool _isRunning;
|
||||||
|
|
||||||
|
Game* GetAttachedGame(void) { return _game; }
|
||||||
|
|
||||||
|
unsigned int _lastTime;
|
||||||
|
|
||||||
|
Display _display;
|
||||||
|
Window _xWindow;
|
||||||
|
GLXContext _glContext;
|
||||||
|
XF86VidModeInfo _XF86DeskMode;
|
||||||
|
XSetWindowAttributes _XSetAttr;
|
||||||
|
int _screenID;
|
||||||
|
|
||||||
|
bool _isFullscreen;
|
||||||
|
unsigned int _width;
|
||||||
|
unsigned int _height;
|
||||||
|
unsigned int _bpp;
|
||||||
|
|
||||||
|
bool _GL3Supported;
|
||||||
|
// I think that's about all I need for now.. FOR NOW!!!
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user