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nvapi: set refresh rate / framerate settings (#525)

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bicarus
2026-01-20 00:23:14 -08:00
committed by GitHub
parent 4e26c8afa5
commit 61181836b0
1 changed files with 30 additions and 6 deletions
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src/spice2x/nvapi/nvapi.cpp
+30 -6
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@@ -236,6 +236,26 @@ namespace nvapi {
return NvAPI_DRS_SetSetting(h_session, h_profile, &drs_setting);
}
NvAPI_Status set_refresh_rate(NvDRSSessionHandle h_session, NvDRSProfileHandle h_profile) {
auto drs_setting = NVDRS_SETTING {};
drs_setting.version = NVDRS_SETTING_VER;
drs_setting.settingId = REFRESH_RATE_OVERRIDE_ID;
drs_setting.settingType = NVDRS_DWORD_TYPE;
drs_setting.u32PredefinedValue = REFRESH_RATE_OVERRIDE_APPLICATION_CONTROLLED;
drs_setting.u32CurrentValue = REFRESH_RATE_OVERRIDE_APPLICATION_CONTROLLED;
return NvAPI_DRS_SetSetting(h_session, h_profile, &drs_setting);
}
NvAPI_Status set_max_fps(NvDRSSessionHandle h_session, NvDRSProfileHandle h_profile) {
auto drs_setting = NVDRS_SETTING {};
drs_setting.version = NVDRS_SETTING_VER;
drs_setting.settingId = FRL_FPS_ID;
drs_setting.settingType = NVDRS_DWORD_TYPE;
drs_setting.u32PredefinedValue = FRL_FPS_DISABLED;
drs_setting.u32CurrentValue = FRL_FPS_DISABLED;
return NvAPI_DRS_SetSetting(h_session, h_profile, &drs_setting);
}
void set_profile_settings() {
if (!NVAPI_MODULE_LOAD_SUCCEEDED) {
return;
@@ -266,22 +286,26 @@ namespace nvapi {
log_info("nvapi", "setting VSync to Application Controlled...");
if ((status = set_vsync_mode(h_session, h_profile)) != NVAPI_OK) {
log_warning("nvapi", "could not set VSync mode: {}", get_error_message(status));
NvAPI_DRS_DestroySession(h_session);
return;
}
log_info("nvapi", "applying preferred PState to Maximum Performance...");
if ((status = set_gpu_power_state(h_session, h_profile)) != NVAPI_OK) {
log_warning("nvapi", "could not set preferred PState: {}", get_error_message(status));
NvAPI_DRS_DestroySession(h_session);
return;
}
log_info("nvapi", "disabling G-SYNC...");
if ((status = set_gsync_mode(h_session, h_profile)) != NVAPI_OK) {
log_warning("nvapi", "could not set G-Sync mode: {}", get_error_message(status));
NvAPI_DRS_DestroySession(h_session);
return;
}
log_info("nvapi", "setting preferred refresh rate to Application Controlled...");
if ((status = set_refresh_rate(h_session, h_profile)) != NVAPI_OK) {
log_warning("nvapi", "could not set preferred refresh rate: {}", get_error_message(status));
}
log_info("nvapi", "disabling max framerate...");
if ((status = set_max_fps(h_session, h_profile)) != NVAPI_OK) {
log_warning("nvapi", "could not disable max framerate: {}", get_error_message(status));
}
log_info("nvapi", "saving settings for DRS session...");