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Expose Message_DetermineMulticastRecipients as GetClientsInRange native.

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This commit is contained in:
Nicholas Hastings 2014-12-30 11:38:06 -05:00
parent 047c143879
commit 6d1a2b0d86
2 changed files with 60 additions and 0 deletions
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42
core/smn_halflife.cpp
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@ -572,6 +572,47 @@ static cell_t ReferenceToBCompatRef(IPluginContext *pContext, const cell_t *para
return g_HL2.ReferenceToBCompatRef(params[1]); return g_HL2.ReferenceToBCompatRef(params[1]);
} }
// Must match ClientRangeType enum in halflife.inc
enum class ClientRangeType : cell_t
{
Visibility = 0,
Audibility,
};
static cell_t GetClientsInRange(IPluginContext *pContext, const cell_t *params)
{
cell_t *origin;
pContext->LocalToPhysAddr(params[1], &origin);
Vector vOrigin(sp_ctof(origin[0]), sp_ctof(origin[1]), sp_ctof(origin[2]));
ClientRangeType rangeType = (ClientRangeType) params[2];
CBitVec<ABSOLUTE_PLAYER_LIMIT> players;
engine->Message_DetermineMulticastRecipients(rangeType == ClientRangeType::Audibility, vOrigin, players);
cell_t *outPlayers;
pContext->LocalToPhysAddr(params[3], &outPlayers);
int maxPlayers = params[4];
int curPlayers = 0;
int index = players.FindNextSetBit(0);
while (index > -1 && curPlayers < maxPlayers)
{
int entidx = index + 1;
CPlayer *pPlayer = g_Players.GetPlayerByIndex(entidx);
if (pPlayer && pPlayer->IsInGame())
{
outPlayers[curPlayers++] = entidx;
}
index = players.FindNextSetBit(index + 1);
}
return curPlayers;
}
REGISTER_NATIVES(halflifeNatives) REGISTER_NATIVES(halflifeNatives)
{ {
{"CreateFakeClient", CreateFakeClient}, {"CreateFakeClient", CreateFakeClient},
@ -607,5 +648,6 @@ REGISTER_NATIVES(halflifeNatives)
{"EntIndexToEntRef", IndexToReference}, {"EntIndexToEntRef", IndexToReference},
{"EntRefToEntIndex", ReferenceToIndex}, {"EntRefToEntIndex", ReferenceToIndex},
{"MakeCompatEntRef", ReferenceToBCompatRef}, {"MakeCompatEntRef", ReferenceToBCompatRef},
{"GetClientsInRange", GetClientsInRange},
{NULL, NULL}, {NULL, NULL},
}; };

18
plugins/include/halflife.inc
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@ -624,3 +624,21 @@ native EntRefToEntIndex(ref);
*/ */
native MakeCompatEntRef(ref); native MakeCompatEntRef(ref);
enum ClientRangeType
{
RangeType_Visibility = 0,
RangeType_Audibility,
}
/**
* Find clients that are potentially in range of a position.
*
* @param origin Coordinates from which to test range.
* @param rangeType Range type to use for filtering clients.
* @param clients Array to which found client indexes will be written.
* @param size Maximum size of clients array.
* @return Number of client indexes written to clients array.
*/
native int GetClientsInRange(float origin[3], ClientRangeType rangeType, int[] clients, int size);