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Added support for vertical syncing via the Windows OS compositor (DWM.)

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This commit is contained in:
TerminalJack
2019-11-06 20:18:55 -06:00
committed by Rémi Verschelde
parent 10481046e5
commit e1dda5195c
11 changed files with 108 additions and 4 deletions
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21
main/main.cpp
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@@ -259,6 +259,8 @@ void Main::print_help(const char *p_binary) {
OS::get_singleton()->print(" --position <X>,<Y> Request window position.\n");
OS::get_singleton()->print(" --low-dpi Force low-DPI mode (macOS and Windows only).\n");
OS::get_singleton()->print(" --no-window Disable window creation (Windows only). Useful together with --script.\n");
OS::get_singleton()->print(" --enable-vsync-via-compositor When vsync is enabled, vsync via the OS' window compositor (Windows only).\n");
OS::get_singleton()->print(" --disable-vsync-via-compositor Disable vsync via the OS' window compositor (Windows only).\n");
OS::get_singleton()->print("\n");
#endif
@@ -399,6 +401,7 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
Vector<String> breakpoints;
bool use_custom_res = true;
bool force_res = false;
bool saw_vsync_via_compositor_override = false;
#ifdef TOOLS_ENABLED
bool found_project = false;
#endif
@@ -590,6 +593,14 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
} else if (I->get() == "--no-window") { // disable window creation (Windows only)
OS::get_singleton()->set_no_window_mode(true);
} else if (I->get() == "--enable-vsync-via-compositor") {
video_mode.vsync_via_compositor = true;
saw_vsync_via_compositor_override = true;
} else if (I->get() == "--disable-vsync-via-compositor") {
video_mode.vsync_via_compositor = false;
saw_vsync_via_compositor_override = true;
#endif
} else if (I->get() == "--profiling") { // enable profiling
@@ -1009,6 +1020,16 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
video_mode.use_vsync = GLOBAL_DEF_RST("display/window/vsync/use_vsync", true);
OS::get_singleton()->_use_vsync = video_mode.use_vsync;
if (!saw_vsync_via_compositor_override) {
// If one of the command line options to enable/disable vsync via the
// window compositor ("--enable-vsync-via-compositor" or
// "--disable-vsync-via-compositor") was present then it overrides the
// project setting.
video_mode.vsync_via_compositor = GLOBAL_DEF("display/window/vsync/vsync_via_compositor", false);
}
OS::get_singleton()->_vsync_via_compositor = video_mode.vsync_via_compositor;
OS::get_singleton()->_allow_layered = GLOBAL_DEF("display/window/per_pixel_transparency/allowed", false);
video_mode.layered = GLOBAL_DEF("display/window/per_pixel_transparency/enabled", false);