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-rw-r--r--compton.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/compton.c b/compton.c
index 1efb05d62..1da926b5d 100644
--- a/compton.c
+++ b/compton.c
@@ -4596,6 +4596,18 @@ usage(int ret) {
"--glx-use-gpushader4\n"
" GLX backend: Use GL_EXT_gpu_shader4 for some optimization on blur\n"
" GLSL code. My tests on GTX 670 show no noticeable effect.\n"
+ "--xrender-sync\n"
+ " Attempt to synchronize client applications' draw calls with XSync(),\n"
+ " used on GLX backend to ensure up-to-date window content is painted.\n"
+#undef WARNING
+#ifndef CONFIG_XSYNC
+#define WARNING WARNING_DISABLED
+#else
+#define WARNING
+#endif
+ "--xrender-sync-fence\n"
+ " Additionally use X Sync fence to sync clients' draw calls. Needed\n"
+ " on nvidia-drivers with GLX backend for some users." WARNING "\n"
#undef WARNING
#ifndef CONFIG_DBUS
#define WARNING WARNING_DISABLED
@@ -5186,7 +5198,9 @@ parse_cfg_condlst_opct(session_t *ps, const config_t *pcfg, const char *name) {
if (config_setting_is_array(setting)) {
int i = config_setting_length(setting);
while (i--)
- parse_rule_opacity(ps, config_setting_get_string_elem(setting, i));
+ if (!parse_rule_opacity(ps, config_setting_get_string_elem(setting,
+ i)))
+ exit(1);
}
// Treat it as a single pattern if it's a string
else if (CONFIG_TYPE_STRING == config_setting_type(setting)) {
@@ -5399,6 +5413,10 @@ parse_config(session_t *ps, struct options_tmp *pcfgtmp) {
exit(1);
// --glx-use-gpushader4
lcfg_lookup_bool(&cfg, "glx-use-gpushader4", &ps->o.glx_use_gpushader4);
+ // --xrender-sync
+ lcfg_lookup_bool(&cfg, "xrender-sync", &ps->o.xrender_sync);
+ // --xrender-sync-fence
+ lcfg_lookup_bool(&cfg, "xrender-sync-fence", &ps->o.xrender_sync_fence);
// Wintype settings
{
wintype_t i;
@@ -6996,7 +7014,7 @@ session_init(session_t *ps_old, int argc, char **argv) {
exit(1);
}
#else
- printf_errf("(): X Sync support not compiled in. --xrender-sync-fence"
+ printf_errf("(): X Sync support not compiled in. --xrender-sync-fence "
"can't work.");
exit(1);
#endif