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internal/ui: bug fix: GetVideoMode must not be called from othere threads

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Now setInitMonitor can be called from any other threads than the main
thread. Do not call this.

This change fixes the issue by using *Monitor instead of *glfw.Monitor.
This commit is contained in:
Hajime Hoshi 2023-09-23 17:27:57 +09:00
parent 4a0201e3b2
commit 7118057e4f
2 changed files with 15 additions and 15 deletions
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28
internal/ui/ui_glfw.go
View File

@ -79,7 +79,7 @@ type userInterfaceImpl struct {
// These values are not changed after initialized.
// TODO: the fullscreen size should be updated when the initial window position is changed?
initMonitor *glfw.Monitor
initMonitor *Monitor
initDeviceScaleFactor float64
initFullscreenWidthInDIP int
initFullscreenHeightInDIP int
@ -187,7 +187,7 @@ func initialize() error {
return errors.New("ui: no monitor was found at initialize")
}
theUI.setInitMonitor(m)
theUI.setInitMonitor(theMonitors.monitorFromGLFWMonitor(m))
// Create system cursors. These cursors are destroyed at glfw.Terminate().
glfwSystemCursors[CursorShapeDefault] = nil
@ -204,17 +204,17 @@ func initialize() error {
return nil
}
func (u *userInterfaceImpl) setInitMonitor(m *glfw.Monitor) {
func (u *userInterfaceImpl) setInitMonitor(m *Monitor) {
u.m.Lock()
defer u.m.Unlock()
u.initMonitor = m
u.initDeviceScaleFactor = u.deviceScaleFactor(m)
// GetVideoMode must be called from the main thread, then call this here and record
// initFullscreen{Width,Height}InDIP.
v := m.GetVideoMode()
u.initFullscreenWidthInDIP = int(u.dipFromGLFWMonitorPixel(float64(v.Width), m))
u.initFullscreenHeightInDIP = int(u.dipFromGLFWMonitorPixel(float64(v.Height), m))
// TODO: Remove these members. These can be calculated anytime from initMonitor.
u.initDeviceScaleFactor = u.deviceScaleFactor(m.m)
v := m.vm
u.initFullscreenWidthInDIP = int(u.dipFromGLFWMonitorPixel(float64(v.Width), m.m))
u.initFullscreenHeightInDIP = int(u.dipFromGLFWMonitorPixel(float64(v.Height), m.m))
}
// AppendMonitors appends the current monitors to the passed in mons slice and returns it.
@ -990,9 +990,9 @@ func (u *userInterfaceImpl) initOnMainThread(options *RunOptions) error {
}
ww, wh := u.getInitWindowSizeInDIP()
initW := int(u.dipToGLFWPixel(float64(ww), u.initMonitor))
initH := int(u.dipToGLFWPixel(float64(wh), u.initMonitor))
if err := u.createWindow(initW, initH, u.initMonitor); err != nil {
initW := int(u.dipToGLFWPixel(float64(ww), u.initMonitor.m))
initH := int(u.dipToGLFWPixel(float64(wh), u.initMonitor.m))
if err := u.createWindow(initW, initH, u.initMonitor.m); err != nil {
return err
}
@ -1013,7 +1013,7 @@ func (u *userInterfaceImpl) initOnMainThread(options *RunOptions) error {
if max := u.initFullscreenHeightInDIP - wh; wy >= max {
wy = max
}
u.setWindowPositionInDIP(wx, wy, u.initMonitor)
u.setWindowPositionInDIP(wx, wy, u.initMonitor.m)
u.setWindowSizeInDIP(ww, wh, true)
// Maximizing a window requires a proper size and position. Call Maximize here (#1117).
@ -1508,7 +1508,7 @@ func (u *userInterfaceImpl) updateVsyncOnRenderThread() {
// currentMonitor must be called on the main thread.
func (u *userInterfaceImpl) currentMonitor() *glfw.Monitor {
if u.window == nil {
return u.initMonitor
return u.initMonitor.m
}
if m := monitorFromWindow(u.window); m != nil {
return m

2
internal/ui/window_glfw.go
View File

@ -234,7 +234,7 @@ func (w *glfwWindow) SetMonitor(monitor *Monitor) {
return
}
if !w.ui.isRunning() {
w.ui.setInitMonitor(monitor.m)
w.ui.setInitMonitor(monitor)
return
}
w.ui.mainThread.Call(func() {