+#define Read_int() ReadInt24_t()
+#define Write_int(to, f) WriteInt24_t(to, f)
+
+#define Read_float() ReadFloat()
+#define Write_float(to, f) WriteFloat(to, f)
+
+#define Read_string() ReadString()
+#define Write_string(to, f) WriteString(to, f)
+
+#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 NULL;
+ return findfloat(NULL, entnum, f);
+ }
+ int ReadInt24_t()
+ {
+ int v = ReadShort() << 8; // note: this is signed
+ v += ReadByte(); // note: this is unsigned
+ return v;
+ }
+ #define ReadInt48_t() vec3(ReadInt24_t(), ReadInt24_t(), 0)
+ #define ReadInt72_t() vec3(ReadInt24_t(), ReadInt24_t(), ReadInt24_t())
+
+ int _ReadSByte;
+ #define ReadSByte() (_ReadSByte = ReadByte(), (_ReadSByte & BIT(7) ? -128 : 0) + (_ReadSByte & BITS(7)))
+ #define ReadFloat() ReadCoord()
+ #define ReadVector() vec3(ReadFloat(), ReadFloat(), ReadFloat())
+ #define ReadVector2D() vec3(ReadFloat(), ReadFloat(), 0)
+
+ float ReadApproxPastTime()
+ {
+ float dt = ReadByte();
+
+ // map from range...PPROXPASTTIME_MAX / 256
+ dt = (APPROXPASTTIME_MAX / 256) * (dt / (256 - dt));
+
+ return servertime - dt;
+ }
+
+ #else
+ 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);
+ }
+
+ #define WriteFloat(to, f) WriteCoord(to, f)
+ #define WriteVector(to, v) MACRO_BEGIN { WriteFloat(to, v.x); WriteFloat(to, v.y); WriteFloat(to, v.z); } MACRO_END
+ #define WriteVector2D(to, v) MACRO_BEGIN { WriteFloat(to, v.x); WriteFloat(to, v.y); } MACRO_END
+
+ // 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(to, statement) MACRO_BEGIN { \
+ entity prev = msg_entity; \
+ entity dst = to; \
+ FOREACH_CLIENT(IS_REAL_CLIENT(it), { \
+ if (it == dst || (it.classname == STR_SPECTATOR && it.enemy == dst)) \
+ { \
+ msg_entity = it; \
+ LAMBDA(statement); \
+ } \
+ }); \
+ msg_entity = prev; \
+ } MACRO_END
+ #endif