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// Copyright 2014 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include "Core/Host.h"
#include "DolphinWX/GLInterface/GLInterface.h"
#include "VideoCommon/VideoConfig.h"
#if USE_EGL
bool cXInterface::ServerConnect(void)
{
GLWin.dpy = XOpenDisplay(nullptr);
if (!GLWin.dpy)
return false;
return true;
}
bool cXInterface::Initialize(void *config, void *window_handle)
{
int _tx, _ty, _twidth, _theight;
XVisualInfo visTemplate;
int num_visuals;
EGLint vid;
if (!GLWin.dpy) {
printf("Error: couldn't open X display\n");
return false;
}
if (!eglGetConfigAttrib(GLWin.egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
printf("Error: eglGetConfigAttrib() failed\n");
exit(1);
}
/* The X window visual must match the EGL config */
visTemplate.visualid = vid;
GLWin.vi = XGetVisualInfo(GLWin.dpy, VisualIDMask, &visTemplate, &num_visuals);
if (!GLWin.vi) {
printf("Error: couldn't get X visual\n");
exit(1);
}
Host_GetRenderWindowSize(_tx, _ty, _twidth, _theight);
GLWin.x = _tx;
GLWin.y = _ty;
GLWin.width = _twidth;
GLWin.height = _theight;
GLWin.evdpy = XOpenDisplay(nullptr);
GLWin.parent = (Window) window_handle;
GLWin.screen = DefaultScreen(GLWin.dpy);
if (GLWin.parent == 0)
GLWin.parent = RootWindow(GLWin.dpy, GLWin.screen);
return true;
}
void *cXInterface::EGLGetDisplay(void)
{
#if HAVE_WAYLAND
return eglGetDisplay((wl_display *) GLWin.dpy);
#else
return eglGetDisplay(GLWin.dpy);
#endif
}
void *cXInterface::CreateWindow(void)
{
Atom wmProtocols[1];
// Setup window attributes
GLWin.attr.colormap = XCreateColormap(GLWin.evdpy,
GLWin.parent, GLWin.vi->visual, AllocNone);
GLWin.attr.event_mask = KeyPressMask | StructureNotifyMask | FocusChangeMask;
GLWin.attr.background_pixel = BlackPixel(GLWin.evdpy, GLWin.screen);
GLWin.attr.border_pixel = 0;
// Create the window
GLWin.win = XCreateWindow(GLWin.evdpy, GLWin.parent,
GLWin.x, GLWin.y, GLWin.width, GLWin.height, 0,
GLWin.vi->depth, InputOutput, GLWin.vi->visual,
CWBorderPixel | CWBackPixel | CWColormap | CWEventMask, &GLWin.attr);
wmProtocols[0] = XInternAtom(GLWin.evdpy, "WM_DELETE_WINDOW", True);
XSetWMProtocols(GLWin.evdpy, GLWin.win, wmProtocols, 1);
XSetStandardProperties(GLWin.evdpy, GLWin.win, "GPU", "GPU", None, nullptr, 0, nullptr);
XMapRaised(GLWin.evdpy, GLWin.win);
XSync(GLWin.evdpy, True);
GLWin.xEventThread = std::thread(&cXInterface::XEventThread, this);
// Control window size and picture scaling
GLInterface->SetBackBufferDimensions(GLWin.width, GLWin.height);
return (void *) GLWin.win;
}
void cXInterface::DestroyWindow(void)
{
XDestroyWindow(GLWin.evdpy, GLWin.win);
GLWin.win = 0;
if (GLWin.xEventThread.joinable())
GLWin.xEventThread.join();
XFreeColormap(GLWin.evdpy, GLWin.attr.colormap);
}
void cXInterface::UpdateFPSDisplay(const std::string& text)
{
XStoreName(GLWin.evdpy, GLWin.win, text.c_str());
}
void cXInterface::SwapBuffers()
{
eglSwapBuffers(GLWin.egl_dpy, GLWin.egl_surf);
}
void cXInterface::XEventThread()
#else
void cX11Window::CreateXWindow(void)
{
Atom wmProtocols[1];
// Setup window attributes
GLWin.attr.colormap = XCreateColormap(GLWin.evdpy,
GLWin.parent, GLWin.vi->visual, AllocNone);
GLWin.attr.event_mask = KeyPressMask | StructureNotifyMask | FocusChangeMask;
GLWin.attr.background_pixel = BlackPixel(GLWin.evdpy, GLWin.screen);
GLWin.attr.border_pixel = 0;
// Create the window
GLWin.win = XCreateWindow(GLWin.evdpy, GLWin.parent,
GLWin.x, GLWin.y, GLWin.width, GLWin.height, 0,
GLWin.vi->depth, InputOutput, GLWin.vi->visual,
CWBorderPixel | CWBackPixel | CWColormap | CWEventMask, &GLWin.attr);
wmProtocols[0] = XInternAtom(GLWin.evdpy, "WM_DELETE_WINDOW", True);
XSetWMProtocols(GLWin.evdpy, GLWin.win, wmProtocols, 1);
XSetStandardProperties(GLWin.evdpy, GLWin.win, "GPU", "GPU", None, nullptr, 0, nullptr);
XMapRaised(GLWin.evdpy, GLWin.win);
XSync(GLWin.evdpy, True);
GLWin.xEventThread = std::thread(&cX11Window::XEventThread, this);
}
void cX11Window::DestroyXWindow(void)
{
XUnmapWindow(GLWin.evdpy, GLWin.win);
GLWin.win = 0;
if (GLWin.xEventThread.joinable())
GLWin.xEventThread.join();
XFreeColormap(GLWin.evdpy, GLWin.attr.colormap);
}
void cX11Window::XEventThread()
#endif
{
while (GLWin.win)
{
XEvent event;
for (int num_events = XPending(GLWin.evdpy); num_events > 0; num_events--)
{
XNextEvent(GLWin.evdpy, &event);
switch (event.type) {
case ConfigureNotify:
GLInterface->SetBackBufferDimensions(event.xconfigure.width, event.xconfigure.height);
break;
case ClientMessage:
if ((unsigned long) event.xclient.data.l[0] ==
XInternAtom(GLWin.evdpy, "WM_DELETE_WINDOW", False))
Host_Message(WM_USER_STOP);
break;
default:
break;
}
}
Common::SleepCurrentThread(20);
}
}
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