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Wayland: Improve FPS for rendering with vsync

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Now a new frame event is requested after every render. This means
that effective FPS should be close to the refresh rate of the output
source.
This commit is contained in:
Kovid Goyal
2018-10-27 12:33:48 +05:30
parent 31a0a9427e
commit 04fd058e0f
1 changed files with 2 additions and 4 deletions
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6
kitty/child-monitor.c
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@@ -623,7 +623,7 @@ render_os_window(OSWindow *os_window, double now, unsigned int active_window_id,
os_window->last_active_tab = os_window->active_tab; os_window->last_num_tabs = os_window->num_tabs; os_window->last_active_window_id = active_window_id;
os_window->focused_at_last_render = os_window->is_focused;
os_window->is_damaged = false;
if (global_state.is_wayland) os_window->wayland_render_state = RENDER_FRAME_NOT_REQUESTED;
if (global_state.is_wayland) wayland_request_frame_render(os_window);
#undef WD
#undef TD
}
@@ -640,9 +640,7 @@ render(double now) {
OSWindow *w = global_state.os_windows + i;
if (!w->num_tabs || !should_os_window_be_rendered(w)) continue;
if (global_state.is_wayland && w->wayland_render_state != RENDER_FRAME_READY && OPT(sync_to_monitor)) {
if (w->wayland_render_state == RENDER_FRAME_NOT_REQUESTED) {
wayland_request_frame_render(w);
}
if (w->wayland_render_state == RENDER_FRAME_NOT_REQUESTED) wayland_request_frame_render(w);
return;
}
bool needs_render = w->is_damaged;