Merge remote-tracking branch 'origin/terencehill/cmd_fixes'

[xonotic/xonotic-data.pk3dir.git] / qcsrc / warpzonelib / common.qh

diff --git a/qcsrc/warpzonelib/common.qh b/qcsrc/warpzonelib/common.qh
index 72485f25c4bc91ef64d1af1ab4c81576a407a6da..e7cf23908eda0198025a0c5ebaf437b1eb890757 100644 (file)
--- a/qcsrc/warpzonelib/common.qh
+++ b/qcsrc/warpzonelib/common.qh
@@ -4,8 +4,6 @@
 float warpzone_warpzones_exist;
 float warpzone_cameras_exist;
 
-const void func_null(void); // never assign to this one please
-
 .float warpzone_isboxy;
 .vector warpzone_shift;
 .vector warpzone_origin;
@@ -27,6 +25,7 @@ void WarpZone_MakeAllSolid();
 void WarpZone_MakeAllOther();
 
 #define MOVE_NOTHING -1
+entity WarpZone_trace_forent; // temp, callback is allowed to change it
 typedef void(vector start, vector hit, vector end) WarpZone_trace_callback_t; // called on every elementary trace
 const var WarpZone_trace_callback_t WarpZone_trace_callback_t_null;
 entity WarpZone_trace_transform; // transform accumulator during a trace
@@ -63,11 +62,41 @@ vector WarpZone_UnTransformAngles(entity wz, vector v);
 vector WarpZone_UnTransformVAngles(entity wz, vector v);
 
 // reference systems (chained warpzone transforms)
-void WarpZone_RefSys_Add(entity me, entity wz);
-void WarpZone_RefSys_AddIncrementally(entity me, entity ref);
-void WarpZone_RefSys_BeginAddingIncrementally(entity me, entity ref);
-vector WarpZone_RefSys_TransformOrigin(entity from, entity to, vector org);
-vector WarpZone_RefSys_TransformVelocity(entity from, entity to, vector vel);
-vector WarpZone_RefSys_TransformAngles(entity from, entity to, vector ang);
-vector WarpZone_RefSys_TransformVAngles(entity from, entity to, vector ang);
-entity WarpZone_RefSys_SpawnSameRefSys(entity me);
+void WarpZone_RefSys_Clear(entity me); // R := id
+void WarpZone_RefSys_Add(entity me, entity wz); // me.R := wz me.R
+void WarpZone_RefSys_AddInverse(entity me, entity wz); // me.R := wz^-1 me.R
+void WarpZone_RefSys_AddTransform(entity me, vector t, vector s); // me.R := [t s] me.R
+void WarpZone_RefSys_AddInverseTransform(entity me, vector t, vector s); // me.R := [t s]^-1 me.R
+
+// makes this reference system track ref's changes
+// NOTE: this is ONLY sensible if WarpZone_RefSys_Add is no longer called on "me" while doing this
+// To achieve this, make sure no touch events on warpzone are raised by this entity
+// or set a movetype that causes no warpzoning (e.g. MOVETYPE_NONE, MOVETYPE_FOLLOW)
+void WarpZone_RefSys_AddIncrementally(entity me, entity ref); // me.R := ref.R me.Rref^-1 me.R; me.Rref := ref.R
+void WarpZone_RefSys_BeginAddingIncrementally(entity me, entity ref); // me.Rref := ref.R
+
+vector WarpZone_RefSys_TransformOrigin(entity from, entity to, vector org); // return to.R from.R^-1 org
+vector WarpZone_RefSys_TransformVelocity(entity from, entity to, vector vel); // return to.R from.R^-1 vel
+vector WarpZone_RefSys_TransformAngles(entity from, entity to, vector ang); // return to.R from.R^-1 ang
+vector WarpZone_RefSys_TransformVAngles(entity from, entity to, vector ang); // return to.R from.R^-1 ang
+void WarpZone_RefSys_Copy(entity me, entity from); // to.R := from.R
+entity WarpZone_RefSys_SpawnSameRefSys(entity me); // spawn().R = me.R
+
+#ifndef BITCLR
+# define BITCLR(a,b) ((a) - ((a) & (b)))
+#endif
+#ifndef BITSET
+# define BITSET(a,b) ((a) | (b))
+#endif
+#ifndef BITXOR
+# define BITXOR(a,b) (((a) | (b)) - ((a) & (b)))
+#endif
+#ifndef BITCLR_ASSIGN
+# define BITCLR_ASSIGN(a,b) ((a) = (a) - ((a) & (b)))
+#endif
+#ifndef BITSET_ASSIGN
+# define BITSET_ASSIGN(a,b) ((a) |= (b))
+#endif
+#ifndef BITXOR_ASSIGN
+# define BITXOR_ASSIGN(a,b) ((a) = ((a) | (b)) - ((a) & (b)))
+#endif