static int G_DoTestVis (const int team, edict_t * check, bool perish, int playerMask, const edict_t *ent)
{
int status = 0;
const int visFlags = perish ? VT_PERISH : 0;
const int vis = G_TestVis(team, check, visFlags);
/* visibility has changed ... */
if (vis & VIS_CHANGE) {
/* swap the vis mask for the given team */
const bool appear = (vis & VIS_YES) == VIS_YES;
if (playerMask == 0) {
G_VisFlagsSwap(check, G_TeamToVisMask(team));
} else {
G_AppearPerishEvent(playerMask, appear, check, ent);
}
/* ... to visible */
if (vis & VIS_YES) {
status |= VIS_APPEAR;
if (G_VisShouldStop(check))
status |= VIS_STOP;
} else
status |= VIS_PERISH;
}
return status;
}
/**
* @param[in] team The team looking at the edict (or not)
* @param[in] check The edict to check the visibility for
* @param[in] visFlags The flags for the vis check
* @param[in] playerMask The mask for the players to send the appear/perish events to. If this is @c 0 the events
* are not sent - we only update the visflags of the edict
* @param[in] ent The edict that was responsible for letting the check edict appear and is looking
*/
static int G_DoTestVis (const int team, Edict* check, const vischeckflags_t visFlags, playermask_t playerMask, const Edict* ent)
{
int status = 0;
const int vis = G_TestVis(team, check, visFlags);
/* visibility has changed ... */
if (vis & VS_CHANGE) {
/* swap the vis mask for the given team */
const bool appear = (vis & VS_YES) == VS_YES;
if (playerMask == 0) {
G_VisFlagsSwap(*check, G_TeamToVisMask(team));
} else {
G_AppearPerishEvent(playerMask, appear, *check, ent);
}
/* ... to visible */
if (vis & VS_YES) {
status |= VIS_APPEAR;
if (G_VisShouldStop(check))
status |= VIS_STOP;
} else {
status |= VIS_PERISH;
}
} else if (vis == 0 && (visFlags & VT_NEW)) {
if (G_IsActor(check)) {
G_EventActorAdd(playerMask, *check);
}
}
return status;
}
/**
* @brief Send the appear or perish event to the affected clients
* @param[in] playerMask These are the affected players or clients
* In case of e.g. teamplay there can be more than one client affected - thus
* this is a player mask
* @param[in] appear Is this event about an appearing actor (or a perishing one)
* @param[in] check The edict we are talking about (that appears or perishes)
* @param[in] ent The edict that was responsible for letting the check edict appear
* or perish. Might be @c NULL.
* @sa CL_ActorAppear
*/
void G_AppearPerishEvent (playermask_t playerMask, bool appear, edict_t *check, const edict_t *ent)
{
teammask_t teamMaskDiff;
/* test for pointless player mask */
if (!playerMask)
return;
teamMaskDiff = G_PMToVis(playerMask);
G_VisFlagsSwap(check, teamMaskDiff);
if (appear) {
/* appear */
switch (check->type) {
case ET_ACTOR:
case ET_ACTOR2x2:
G_EventActorAppear(playerMask, check, ent);
break;
case ET_CAMERA:
G_EventCameraAppear(playerMask, check);
break;
case ET_ITEM:
G_EventEdictAppear(playerMask, check);
G_SendInventory(playerMask, check);
break;
case ET_PARTICLE:
G_EventEdictAppear(playerMask, check);
G_EventSendParticle(playerMask, check);
break;
case ET_TRIGGER_RESCUE:
G_EventAddBrushModel(playerMask, check);
break;
default:
if (G_IsVisibleOnBattlefield(check))
gi.Error("Missing edict type %i in G_AppearPerishEvent", check->type);
break;
}
} else if (G_IsVisibleOnBattlefield(check)) {
G_EventEdictPerish(playerMask, check);
}
}
