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Silly-Home/Packages/com.vrchat.base/ShaderLibrary/VRCTime.cginc
2026-06-07 16:58:24 +01:00

43 lines
1.2 KiB
HLSL

#ifndef VRCTIME_CGINC
#define VRCTIME_CGINC
uint _VRChatTimeUTCUnixSeconds;
uint _VRChatTimeNetworkMs;
uint _VRChatTimeEncoded1;
uint _VRChatTimeEncoded2;
uint VRC_GetUTCUnixTimeInSeconds() {
return _VRChatTimeUTCUnixSeconds;
}
uint VRC_GetNetworkTimeInMilliseconds() {
return _VRChatTimeNetworkMs;
}
void VRC_GetUTCTime(out uint hours, out uint minutes, out uint seconds, out uint milliseconds) {
uint t1 = asuint(_VRChatTimeEncoded1);
uint t2 = asuint(_VRChatTimeEncoded2); // t2 access should be optimized away if `milliseconds` is unused
hours = t1 & 0x1F;
minutes = (t1 >> 5) & 0x3F;
seconds = (t1 >> 11) & 0x3F;
milliseconds = t2 & 0x3FF;
}
void VRC_GetLocalTime(out uint hours, out uint minutes, out uint seconds, out uint milliseconds) {
uint t1 = asuint(_VRChatTimeEncoded1);
uint t2 = asuint(_VRChatTimeEncoded2);
hours = (t1 >> 17) & 0x1F;
minutes = (t1 >> 22) & 0x3F;
seconds = (t1 >> 11) & 0x3F; // shared with UTC
milliseconds = t2 & 0x3FF; // shared with UTC
}
int VRC_GetTimezoneOffsetSeconds() {
uint t2 = asuint(_VRChatTimeEncoded2);
int offset = (t2 >> 11) & 0xFFFF;
if (t2 & (1 << 10)) // sign bit
offset *= -1;
return offset;
}
#endif // VRCTIME_CGINC