20250530 Late Update

Added @Rakiov's brilliant NUI spellcast system & power attack GUI.
Fixed incorrect constants for Charming the Arrow and Investigator.
Updated loadhints.2da.

nwn/nwnprc/trunk/scripts/prc_nui_sb_trggr.nss

@@ -0,0 +1,50 @@
+//::///////////////////////////////////////////////
+//:: PRC Spellbook OnTrigger Script
+//:: prc_nui_sb_trggr
+//:://////////////////////////////////////////////
+/*
+    This is the OnTarget action script used to make spell attacks with the
+    selected spell from the PRC Spellbook NUI
+*/
+//:://////////////////////////////////////////////
+//:: Created By: Rakiov
+//:: Created On: 24.05.2005
+//:://////////////////////////////////////////////
+
+#include "prc_nui_consts"
+#include "inc_newspellbook"
+
+void main()
+{
+    // Get the selected PRC spell we are going to cast
+    int featId = GetLocalInt(OBJECT_SELF, NUI_SPELLBOOK_SELECTED_FEATID_VAR);
+
+    int isPersonalFeat = GetLocalInt(OBJECT_SELF, NUI_SPELLBOOK_ON_TARGET_IS_PERSONAL_FEAT);
+
+    // if this is a personal feat then this was called directly since we never entered
+    // targetting and this should be applied immediatly to the executing player.
+    if (isPersonalFeat)
+    {
+        ActionUseFeat(featId);
+        // we want to remove this just in case of weird cases.
+        DeleteLocalInt(OBJECT_SELF, NUI_SPELLBOOK_ON_TARGET_IS_PERSONAL_FEAT);
+    }
+    else
+    {
+        // if the spell has a master feat this is it. This will return 0 if not set.
+        int subSpellID = GetLocalInt(OBJECT_SELF, NUI_SPELLBOOK_SELECTED_SUBSPELL_SPELLID_VAR);
+
+        // Get the target and location data we are casting at
+        object oTarget = GetLocalObject(OBJECT_SELF, "TARGETING_OBJECT");
+        location spellLocation = GetLocalLocation(OBJECT_SELF, "TARGETING_POSITION");
+
+        // if the object is valid and isn't empty then cast spell at target
+        if (GetIsObjectValid(oTarget) && GetObjectType(oTarget))
+            spellLocation = LOCATION_INVALID;
+        // otherwise if the area is a valid location to cast at, cast at location
+        else if (GetIsObjectValid(GetAreaFromLocation(spellLocation)))
+            oTarget = OBJECT_INVALID;
+
+        ActionUseFeat(featId, oTarget, subSpellID, spellLocation);
+    }
+}