+#ifndef MENUQC
+ const float APPROXPASTTIME_ACCURACY_REQUIREMENT = 0.05;
+ #define APPROXPASTTIME_MAX (16384 * APPROXPASTTIME_ACCURACY_REQUIREMENT)
+ #define APPROXPASTTIME_RANGE (64 * APPROXPASTTIME_ACCURACY_REQUIREMENT)
+
+ #ifdef CSQC
+ entity ReadCSQCEntity()
+ {
+ int f = ReadShort();
+ if (f == 0) return world;
+ return findfloat(world, entnum, f);
+ }
+ int ReadInt24_t()
+ {
+ int v = ReadShort() << 8; // note: this is signed
+ v += ReadByte(); // note: this is unsigned
+ return v;
+ }
+ vector ReadInt48_t()
+ {
+ vector v;
+ v.x = ReadInt24_t();
+ v.y = ReadInt24_t();
+ v.z = 0;
+ return v;
+ }
+ vector ReadInt72_t()
+ {
+ vector v;
+ v.x = ReadInt24_t();
+ v.y = ReadInt24_t();
+ v.z = ReadInt24_t();
+ return v;
+ }
+
+ float ReadApproxPastTime()
+ {
+ float dt = ReadByte();
+
+ // map from range...PPROXPASTTIME_MAX / 256
+ dt = (APPROXPASTTIME_MAX / 256) * (dt / (256 - dt));
+
+ return servertime - dt;
+ }
+
+ #else
+ const int MSG_ENTITY = 5;
+
+ void WriteInt24_t(float dst, float val)
+ {
+ float v;
+ WriteShort(dst, (v = floor(val >> 8)));
+ WriteByte(dst, val - (v << 8)); // 0..255
+ }
+ void WriteInt48_t(float dst, vector val)
+ {
+ WriteInt24_t(dst, val.x);
+ WriteInt24_t(dst, val.y);
+ }
+ void WriteInt72_t(float dst, vector val)
+ {
+ WriteInt24_t(dst, val.x);
+ WriteInt24_t(dst, val.y);
+ WriteInt24_t(dst, val.z);
+ }
+
+ // this will use the value:
+ // 128
+ // accuracy near zero is APPROXPASTTIME_MAX/(256*255)
+ // accuracy at x is 1/derivative, i.e.
+ // APPROXPASTTIME_MAX * (1 + 256 * (dt / APPROXPASTTIME_MAX))^2 / 65536
+ void WriteApproxPastTime(float dst, float t)
+ {
+ float dt = time - t;
+
+ // warning: this is approximate; do not resend when you don't have to!
+ // be careful with sendflags here!
+ // we want: 0 -> 0.05, 1 -> 0.1, ..., 255 -> 12.75
+
+ // map to range...
+ dt = 256 * (dt / ((APPROXPASTTIME_MAX / 256) + dt));
+
+ // round...
+ dt = rint(bound(0, dt, 255));
+
+ WriteByte(dst, dt);
+ }
+
+ // allow writing to also pass through to spectators (like so spectators see the same centerprints as players for example)
+ #define WRITESPECTATABLE_MSG_ONE_VARNAME(varname, statement) \
+ entity varname; varname = msg_entity; \
+ FOR_EACH_REALCLIENT(msg_entity) \
+ if (msg_entity == varname || (msg_entity.classname == STR_SPECTATOR && msg_entity.enemy == varname)) \
+ statement msg_entity = varname
+ #define WRITESPECTATABLE_MSG_ONE(statement) \
+ do \
+ { \
+ WRITESPECTATABLE_MSG_ONE_VARNAME(oldmsg_entity, statement); \
+ } \
+ while (0)
+ #define WRITESPECTATABLE(msg, statement) \
+ if (msg == MSG_ONE) WRITESPECTATABLE_MSG_ONE(statement); \
+ else \
+ statement float WRITESPECTATABLE_workaround = 0
+ #endif
+#endif
+