mirror of
https://github.com/glfw/glfw.git
synced 2025-11-03 22:04:15 +00:00
Added support for multithreaded use of Xlib.
This commit is contained in:
Riku Salminen
Camilla Berglund
parent
cd37da470f
commit
3d6221c490
@ -634,6 +634,8 @@ static void terminateDisplay(void)
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int _glfwPlatformInit(void)
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{
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XInitThreads();
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if (!initDisplay())
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return GL_FALSE;
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135
src/x11_window.c
135
src/x11_window.c
@ -468,19 +468,16 @@ static _GLFWwindow* findWindow(Window handle)
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// Get and process next X event (called by _glfwPlatformPollEvents)
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//========================================================================
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static void processSingleEvent(void)
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static void processSingleEvent(XEvent *event)
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{
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_GLFWwindow* window;
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XEvent event;
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XNextEvent(_glfwLibrary.X11.display, &event);
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switch (event.type)
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switch (event->type)
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{
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case KeyPress:
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{
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// A keyboard key was pressed
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window = findWindow(event.xkey.window);
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window = findWindow(event->xkey.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for KeyPress event\n");
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@ -488,10 +485,10 @@ static void processSingleEvent(void)
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}
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// Translate and report key press
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_glfwInputKey(window, translateKey(event.xkey.keycode), GLFW_PRESS);
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_glfwInputKey(window, translateKey(event->xkey.keycode), GLFW_PRESS);
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// Translate and report character input
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_glfwInputChar(window, translateChar(&event.xkey));
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_glfwInputChar(window, translateChar(&event->xkey));
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break;
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}
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@ -499,7 +496,7 @@ static void processSingleEvent(void)
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case KeyRelease:
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{
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// A keyboard key was released
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window = findWindow(event.xkey.window);
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window = findWindow(event->xkey.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for KeyRelease event\n");
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@ -516,15 +513,15 @@ static void processSingleEvent(void)
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XPeekEvent(_glfwLibrary.X11.display, &nextEvent);
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if (nextEvent.type == KeyPress &&
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nextEvent.xkey.window == event.xkey.window &&
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nextEvent.xkey.keycode == event.xkey.keycode)
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nextEvent.xkey.window == event->xkey.window &&
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nextEvent.xkey.keycode == event->xkey.keycode)
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{
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// This last check is a hack to work around key repeats
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// leaking through due to some sort of time drift
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// Toshiyuki Takahashi can press a button 16 times per
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// second so it's fairly safe to assume that no human is
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// pressing the key 50 times per second (value is ms)
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if ((nextEvent.xkey.time - event.xkey.time) < 20)
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if ((nextEvent.xkey.time - event->xkey.time) < 20)
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{
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// Do not report anything for this event
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break;
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@ -533,7 +530,7 @@ static void processSingleEvent(void)
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}
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// Translate and report key release
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_glfwInputKey(window, translateKey(event.xkey.keycode), GLFW_RELEASE);
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_glfwInputKey(window, translateKey(event->xkey.keycode), GLFW_RELEASE);
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break;
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}
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@ -541,30 +538,30 @@ static void processSingleEvent(void)
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case ButtonPress:
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{
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// A mouse button was pressed or a scrolling event occurred
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window = findWindow(event.xbutton.window);
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window = findWindow(event->xbutton.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for ButtonPress event\n");
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return;
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}
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if (event.xbutton.button == Button1)
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if (event->xbutton.button == Button1)
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_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS);
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else if (event.xbutton.button == Button2)
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else if (event->xbutton.button == Button2)
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_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS);
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else if (event.xbutton.button == Button3)
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else if (event->xbutton.button == Button3)
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_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS);
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// XFree86 3.3.2 and later translates mouse wheel up/down into
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// mouse button 4 & 5 presses
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else if (event.xbutton.button == Button4)
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else if (event->xbutton.button == Button4)
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_glfwInputScroll(window, 0.0, 1.0);
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else if (event.xbutton.button == Button5)
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else if (event->xbutton.button == Button5)
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_glfwInputScroll(window, 0.0, -1.0);
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else if (event.xbutton.button == Button6)
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else if (event->xbutton.button == Button6)
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_glfwInputScroll(window, -1.0, 0.0);
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else if (event.xbutton.button == Button7)
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else if (event->xbutton.button == Button7)
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_glfwInputScroll(window, 1.0, 0.0);
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break;
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@ -573,26 +570,26 @@ static void processSingleEvent(void)
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case ButtonRelease:
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{
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// A mouse button was released
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window = findWindow(event.xbutton.window);
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window = findWindow(event->xbutton.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for ButtonRelease event\n");
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return;
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}
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if (event.xbutton.button == Button1)
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if (event->xbutton.button == Button1)
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{
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_glfwInputMouseClick(window,
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GLFW_MOUSE_BUTTON_LEFT,
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GLFW_RELEASE);
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}
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else if (event.xbutton.button == Button2)
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else if (event->xbutton.button == Button2)
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{
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_glfwInputMouseClick(window,
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GLFW_MOUSE_BUTTON_MIDDLE,
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GLFW_RELEASE);
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}
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else if (event.xbutton.button == Button3)
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else if (event->xbutton.button == Button3)
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{
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_glfwInputMouseClick(window,
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GLFW_MOUSE_BUTTON_RIGHT,
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@ -604,7 +601,7 @@ static void processSingleEvent(void)
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case EnterNotify:
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{
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// The cursor entered the window
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window = findWindow(event.xcrossing.window);
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window = findWindow(event->xcrossing.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for EnterNotify event\n");
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@ -621,7 +618,7 @@ static void processSingleEvent(void)
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case LeaveNotify:
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{
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// The cursor left the window
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window = findWindow(event.xcrossing.window);
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window = findWindow(event->xcrossing.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for LeaveNotify event\n");
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@ -638,15 +635,15 @@ static void processSingleEvent(void)
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case MotionNotify:
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{
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// The cursor was moved
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window = findWindow(event.xmotion.window);
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window = findWindow(event->xmotion.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for MotionNotify event\n");
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return;
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}
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if (event.xmotion.x != window->X11.cursorPosX ||
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event.xmotion.y != window->X11.cursorPosY)
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if (event->xmotion.x != window->X11.cursorPosX ||
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event->xmotion.y != window->X11.cursorPosY)
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{
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// The cursor was moved and we didn't do it
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int x, y;
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@ -656,17 +653,17 @@ static void processSingleEvent(void)
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if (_glfwLibrary.activeWindow != window)
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break;
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x = event.xmotion.x - window->X11.cursorPosX;
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y = event.xmotion.y - window->X11.cursorPosY;
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x = event->xmotion.x - window->X11.cursorPosX;
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y = event->xmotion.y - window->X11.cursorPosY;
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}
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else
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{
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x = event.xmotion.x;
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y = event.xmotion.y;
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x = event->xmotion.x;
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y = event->xmotion.y;
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}
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window->X11.cursorPosX = event.xmotion.x;
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window->X11.cursorPosY = event.xmotion.y;
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window->X11.cursorPosX = event->xmotion.x;
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window->X11.cursorPosY = event->xmotion.y;
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window->X11.cursorCentered = GL_FALSE;
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_glfwInputCursorMotion(window, x, y);
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@ -678,7 +675,7 @@ static void processSingleEvent(void)
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case ConfigureNotify:
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{
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// The window configuration changed somehow
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window = findWindow(event.xconfigure.window);
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window = findWindow(event->xconfigure.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for ConfigureNotify event\n");
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@ -686,12 +683,12 @@ static void processSingleEvent(void)
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}
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_glfwInputWindowSize(window,
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event.xconfigure.width,
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event.xconfigure.height);
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event->xconfigure.width,
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event->xconfigure.height);
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_glfwInputWindowPos(window,
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event.xconfigure.x,
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event.xconfigure.y);
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event->xconfigure.x,
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event->xconfigure.y);
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break;
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}
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@ -699,14 +696,14 @@ static void processSingleEvent(void)
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case ClientMessage:
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{
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// Custom client message, probably from the window manager
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window = findWindow(event.xclient.window);
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window = findWindow(event->xclient.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for ClientMessage event\n");
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return;
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}
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if ((Atom) event.xclient.data.l[0] == _glfwLibrary.X11.wmDeleteWindow)
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if ((Atom) event->xclient.data.l[0] == _glfwLibrary.X11.wmDeleteWindow)
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{
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// The window manager was asked to close the window, for example by
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// the user pressing a 'close' window decoration button
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@ -714,17 +711,17 @@ static void processSingleEvent(void)
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_glfwInputWindowCloseRequest(window);
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}
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else if (_glfwLibrary.X11.wmPing != None &&
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(Atom) event.xclient.data.l[0] == _glfwLibrary.X11.wmPing)
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(Atom) event->xclient.data.l[0] == _glfwLibrary.X11.wmPing)
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{
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// The window manager is pinging us to make sure we are still
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// responding to events
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event.xclient.window = _glfwLibrary.X11.root;
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event->xclient.window = _glfwLibrary.X11.root;
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XSendEvent(_glfwLibrary.X11.display,
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event.xclient.window,
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event->xclient.window,
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False,
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SubstructureNotifyMask | SubstructureRedirectMask,
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&event);
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event);
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}
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break;
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@ -733,7 +730,7 @@ static void processSingleEvent(void)
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case MapNotify:
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{
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// The window was mapped
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window = findWindow(event.xmap.window);
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window = findWindow(event->xmap.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for MapNotify event\n");
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@ -747,7 +744,7 @@ static void processSingleEvent(void)
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case UnmapNotify:
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{
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// The window was unmapped
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window = findWindow(event.xmap.window);
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window = findWindow(event->xmap.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for UnmapNotify event\n");
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@ -761,7 +758,7 @@ static void processSingleEvent(void)
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case FocusIn:
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{
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// The window gained focus
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window = findWindow(event.xfocus.window);
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window = findWindow(event->xfocus.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for FocusIn event\n");
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@ -779,7 +776,7 @@ static void processSingleEvent(void)
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case FocusOut:
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{
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// The window lost focus
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window = findWindow(event.xfocus.window);
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window = findWindow(event->xfocus.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for FocusOut event\n");
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@ -797,7 +794,7 @@ static void processSingleEvent(void)
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case Expose:
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{
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// The window's contents was damaged
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window = findWindow(event.xexpose.window);
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window = findWindow(event->xexpose.window);
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if (window == NULL)
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{
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fprintf(stderr, "Cannot find GLFW window structure for Expose event\n");
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@ -821,7 +818,7 @@ static void processSingleEvent(void)
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{
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// The selection conversion status is available
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XSelectionEvent* request = &event.xselection;
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XSelectionEvent* request = &event->xselection;
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if (_glfwReadSelection(request))
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_glfwLibrary.X11.selection.status = _GLFW_CONVERSION_SUCCEEDED;
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@ -835,7 +832,7 @@ static void processSingleEvent(void)
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{
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// The contents of the selection was requested
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XSelectionRequestEvent* request = &event.xselectionrequest;
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XSelectionRequestEvent* request = &event->xselectionrequest;
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XEvent response;
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memset(&response, 0, sizeof(response));
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@ -860,12 +857,12 @@ static void processSingleEvent(void)
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default:
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{
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#if defined(_GLFW_HAS_XRANDR)
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switch (event.type - _glfwLibrary.X11.RandR.eventBase)
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switch (event->type - _glfwLibrary.X11.RandR.eventBase)
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{
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case RRScreenChangeNotify:
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{
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// Show XRandR that we really care
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XRRUpdateConfiguration(&event);
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XRRUpdateConfiguration(event);
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break;
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}
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}
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@ -1146,13 +1143,14 @@ void _glfwPlatformRefreshWindowParams(_GLFWwindow* window)
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void _glfwPlatformPollEvents(void)
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{
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_GLFWwindow* window;
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// Process all pending events
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while (XPending(_glfwLibrary.X11.display))
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processSingleEvent();
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XEvent event;
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while(XCheckMaskEvent(_glfwLibrary.X11.display, ~0, &event) ||
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XCheckTypedEvent(_glfwLibrary.X11.display, ClientMessage, &event))
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processSingleEvent(&event);
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#if 0
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// Did the cursor move in an active window that has captured the cursor
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_GLFWwindow* window;
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window = _glfwLibrary.activeWindow;
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if (window)
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{
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@ -1170,8 +1168,10 @@ void _glfwPlatformPollEvents(void)
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XFlush( _glfwLibrary.X11.display );
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}
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}
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#endif
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}
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#include <sys/select.h>
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//========================================================================
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// Wait for new window and input events
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@ -1179,12 +1179,17 @@ void _glfwPlatformPollEvents(void)
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void _glfwPlatformWaitEvents(void)
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{
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XEvent event;
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fd_set set;
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int fd;
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// Block waiting for an event to arrive
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XNextEvent(_glfwLibrary.X11.display, &event);
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XPutBackEvent(_glfwLibrary.X11.display, &event);
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fd = ConnectionNumber(_glfwLibrary.X11.display);
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FD_ZERO(&set);
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FD_SET(fd, &set);
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XFlush(_glfwLibrary.X11.display);
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if(select(fd+1, &set, NULL, NULL, NULL) > 0)
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_glfwPlatformPollEvents();
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}
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