Initial commit

rerelease/bots/bot_exports.cpp

@@ -0,0 +1,151 @@
+// Copyright (c) ZeniMax Media Inc.
+// Licensed under the GNU General Public License 2.0.
+
+#include "../g_local.h"
+#include "bot_exports.h"
+
+/*
+================
+Bot_SetWeapon
+================
+*/
+void Bot_SetWeapon( edict_t * bot, const int weaponIndex, const bool instantSwitch ) {
+	if ( weaponIndex <= IT_NULL || weaponIndex > IT_TOTAL ) {
+		return;
+	}
+
+	if ( ( bot->svflags & SVF_BOT ) == 0 ) {
+		return;
+	}
+
+	gclient_t * client = bot->client;
+	if ( client == nullptr || !client->pers.inventory[ weaponIndex ] ) {
+		return;
+	}
+
+	const item_id_t weaponItemID = static_cast<item_id_t>( weaponIndex );
+
+	const gitem_t * currentGun = client->pers.weapon;
+	if ( currentGun != nullptr ) {
+		if ( currentGun->id == weaponItemID ) {
+			return;
+		} // already have the gun in hand.
+	}
+
+	const gitem_t * pendingGun = client->newweapon;
+	if ( pendingGun != nullptr ) {
+		if ( pendingGun->id == weaponItemID ) {
+			return;
+		} // already in the process of switching to that gun, just be patient!
+	}
+
+	gitem_t * item = &itemlist[ weaponIndex ];
+	if ( ( item->flags & IF_WEAPON ) == 0 ) {
+		return;
+	}
+
+	if ( item->use == nullptr ) {
+		return;
+	}
+
+	bot->client->no_weapon_chains = true;
+	item->use( bot, item );
+
+	if ( instantSwitch ) {
+		// FIXME: ugly, maybe store in client later
+		const int temp_instant_weapon = g_instant_weapon_switch->integer;
+		g_instant_weapon_switch->integer = 1;
+		ChangeWeapon( bot );
+		g_instant_weapon_switch->integer = temp_instant_weapon;
+	}
+}
+
+/*
+================
+Bot_TriggerEdict
+================
+*/
+void Bot_TriggerEdict( edict_t * bot, edict_t * edict ) {
+	if ( !bot->inuse || !edict->inuse ) {
+		return;
+	}
+
+	if ( ( bot->svflags & SVF_BOT ) == 0 ) {
+		return;
+	}
+
+	if ( edict->use ) {
+		edict->use( edict, bot, bot );
+	}
+
+	trace_t unUsed;
+	if ( edict->touch ) {
+		edict->touch( edict, bot, unUsed, true );
+	}
+}
+
+/*
+================
+Bot_UseItem
+================
+*/
+void Bot_UseItem( edict_t * bot, const int32_t itemID ) {
+	if ( !bot->inuse ) {
+		return;
+	}
+
+	if ( ( bot->svflags & SVF_BOT ) == 0 ) {
+		return;
+	}
+
+	const item_id_t desiredItemID = item_id_t( itemID );
+	bot->client->pers.selected_item = desiredItemID;
+
+	ValidateSelectedItem( bot );
+
+	if ( bot->client->pers.selected_item == IT_NULL  ) {
+		return;
+	}
+
+	if ( bot->client->pers.selected_item != desiredItemID ) {
+		return;
+	} // the itemID changed on us - don't use it!
+
+	gitem_t * item = &itemlist[ bot->client->pers.selected_item ];
+	bot->client->pers.selected_item = IT_NULL;
+
+	if ( item->use == nullptr ) {
+		return;
+	}
+
+	bot->client->no_weapon_chains = true;
+	item->use( bot, item );
+}
+
+/*
+================
+Bot_GetItemID
+================
+*/
+int32_t Bot_GetItemID( const char * classname ) {
+	if ( classname == nullptr || classname[ 0 ] == '\0' ) {
+		return Item_Invalid;
+	}
+
+	if ( Q_strcasecmp( classname, "none" ) == 0 ) {
+		return Item_Null;
+	}
+
+	for ( int i = 0; i < IT_TOTAL; ++i ) {
+		const gitem_t * item = itemlist + i;
+		if ( item->classname == nullptr || item->classname[ 0 ] == '\0' ) {
+			continue;
+		}
+
+		if ( Q_strcasecmp( item->classname, classname ) == 0 ) {
+			return item->id;
+		}
+	}
+
+	return Item_Invalid;
+}