78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
// Copyright 2012 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#include "Common/GL/GLX11Window.h"
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#include "Common/GL/GLContext.h"
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#include "Common/Thread.h"
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GLX11Window::GLX11Window(Display* display, Window parent_window, Colormap color_map, Window window,
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int width, int height)
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: m_display(display), m_parent_window(parent_window), m_color_map(color_map), m_window(window),
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m_width(width), m_height(height),
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m_event_thread(std::thread(&GLX11Window::XEventThread, this))
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{
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}
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GLX11Window::~GLX11Window()
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{
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Window window = m_window;
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m_window = None;
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if (m_event_thread.joinable())
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m_event_thread.join();
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XUnmapWindow(m_display, window);
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XDestroyWindow(m_display, window);
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XFreeColormap(m_display, m_color_map);
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}
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std::unique_ptr<GLX11Window> GLX11Window::Create(Display* display, Window parent_window,
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XVisualInfo* vi)
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{
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// Set color map for the new window based on the visual.
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Colormap color_map = XCreateColormap(display, parent_window, vi->visual, AllocNone);
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XSetWindowAttributes attribs = {};
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attribs.colormap = color_map;
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// Get the dimensions from the parent window.
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XWindowAttributes parent_attribs = {};
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XGetWindowAttributes(display, parent_window, &parent_attribs);
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// Create the window
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Window window =
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XCreateWindow(display, parent_window, 0, 0, parent_attribs.width, parent_attribs.height, 0,
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vi->depth, InputOutput, vi->visual, CWColormap, &attribs);
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XSelectInput(display, parent_window, StructureNotifyMask);
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XMapWindow(display, window);
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XSync(display, True);
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return std::make_unique<GLX11Window>(display, parent_window, color_map, window,
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parent_attribs.width, parent_attribs.height);
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}
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void GLX11Window::XEventThread()
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{
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// There's a potential race here on m_window. But this thread will disappear soon.
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while (m_window)
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{
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XEvent event;
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for (int num_events = XPending(m_display); num_events > 0; num_events--)
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{
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XNextEvent(m_display, &event);
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switch (event.type)
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{
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case ConfigureNotify:
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{
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m_width = event.xconfigure.width;
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m_height = event.xconfigure.height;
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XResizeWindow(m_display, m_window, m_width, m_height);
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g_main_gl_context->SetBackBufferDimensions(m_width, m_height);
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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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Common::SleepCurrentThread(20);
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}
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}
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