//
// NWExperience
//
// XP functionality to replace NWN standard XP handling
//
// (c) Shir'le E. Illios, 2002 (shirle@drowwanderer.com)
//
////////////////////////////////////////////////////////
#include "dnd_inc_exp"
// **************************************************************
// ** Constants
// **********************
// General experience scale slider (also includes monster xp scale).
float ADVANCE_XP_SCALE = 1.0;
// Monster experience scale slider.
float MONSTER_XP_SCALE = 1.0;
// **************************************************************
// ** Forward declarations
// **********************
// Private function for the subraces script. Do not use.
int SEI_GetEffectiveCharacterLevel( object a_oCharacter );
// Private function for the subraces script. Do not use.
int SEI_ModifyXPForSubrace( object a_oCharacter, int a_nXP );
// **************************************************************
// ** Forward declarations for the Script Editor Help.
// **********************
// Reward experience to the character.
// ARGUMENTS:
// a_oCharacter = The character to give the experience to.
// a_nXP = The experience to give to the character.
//
void XP_RewardXP( object a_oCharacter, int a_nXP );
// Give XP to a party dividing it between them based on level.
// ARGUMENTS:
// a_oCharacter = One of the party members to give the experience to.
// a_oArea = Only party members in this area will get XP.
// a_nXP = The amount of experience to divide between the party.
//
void XP_RewardXPToPartyInArea( object a_oCharacter, object a_oArea, int a_nXP );
// Reward characters experience for a kill.
// Use in a creature's OnDeath script.
//
void XP_RewardXPForKill();
// Make certain the character doesn't get more than one level from their xp gain.
//
int XP_CapXPToMaxGain( object a_oCharacter, int a_nXP )
{
int nResult = a_nXP;
// Get the character's level (ECL).
int nLevel = SEI_GetEffectiveCharacterLevel( a_oCharacter );
// Get how much experience the character has.
int nXP = GetXP( a_oCharacter );
// Get the maximum number of levels the character can gain.
int nMaxLevelGain = ( ( nLevel >= 20 ) ? 0 : 1 );
// Get the maximum experience the character is allowed to have.
int nMaxXP = ( 500 * ( ( nLevel + nMaxLevelGain + 1 ) * ( nLevel + nMaxLevelGain ) ) ) - 1;
// Get the maximum amount of experience the character can gain.
int nMaxXPGain = nMaxXP - nXP;
// Cap the character's experience gain to a maximum gain.
if( nResult > nMaxXPGain )
{
nResult = nMaxXPGain;
}
return nResult;
} // End XP_CapXPToMaxGain
// Reward experience to the character.
//
void XP_RewardXP( object a_oCharacter, int a_nXP )
{
int nXP = a_nXP;
nXP = SEI_ModifyXPForSubrace( a_oCharacter, nXP );
nXP = FloatToInt( ADVANCE_XP_SCALE * nXP );
nXP = XP_CapXPToMaxGain( a_oCharacter, nXP );
// Make certain that the character doesn't get zero XP.
if( nXP < 1 )
{
nXP = 1;
}
if(!GetLocalInt(GetModule(),"PWEXP"))
GiveXPToCreature( a_oCharacter, nXP );
else
DND_add_exp(a_oCharacter, nXP);
} // End XP_RewardXP
// Give XP to a party dividing it between them based on level.
//
void XP_RewardXPToPartyInArea( object a_oCharacter, object a_oArea, int a_nXP )
{
// SEI_NOTE: There now is an exploit where higher level character can boost
// the XP from encounters by including low-level PC (and thus
// lowering the avarage level).
int nPartyMembers = 0;
int nPartyLevelTotal = 0;
object oPC = GetFirstFactionMember( a_oCharacter );
// First get the number of party members and total level.
while( GetIsObjectValid( oPC ) )
{
if( !GetIsDM( oPC ) && ( a_oArea == GetArea( oPC ) ) )
{
++nPartyMembers;
nPartyLevelTotal += SEI_GetEffectiveCharacterLevel( oPC );
}
oPC = GetNextFactionMember( a_oCharacter, TRUE );
} // End while
oPC = GetFirstFactionMember( a_oCharacter );
// Apply experience to each PC based on their level.
while( GetIsObjectValid( oPC ) )
{
if( !GetIsDM( oPC ) && ( a_oArea == GetArea( oPC ) ) )
{
int nCharXP = FloatToInt( IntToFloat( a_nXP ) *
( IntToFloat( SEI_GetEffectiveCharacterLevel( oPC ) ) / IntToFloat( nPartyLevelTotal ) ) );
XP_RewardXP( oPC, nCharXP );
}
oPC = GetNextFactionMember( a_oCharacter, TRUE );
} // End while
} // End XP_RewardXPToPartyInArea
// Get how much experience the CR is worth to a character of the average level.
//
int XP_GetXPFromCR( float a_fCR, float a_fAvgLvl )
{
// Base experience to build the experience from.
float fXP = 300.0;
if( ( a_fAvgLvl >= 7.0 ) || ( a_fCR >= 1.5 ) )
{
fXP *= a_fAvgLvl;
int nDiff = FloatToInt( ( ( a_fCR < 1.0 ) ? 1.0 : a_fCR ) - a_fAvgLvl );
switch( nDiff )
{
// SEI_NOTE: Broken with styleguide for readability.
case -7: fXP /= 12.0; break;
case -6: fXP /= 8.0; break;
case -5: fXP *= 3.0 / 16.0; break;
case -4: fXP /= 4.0; break;
case -3: fXP /= 3.0; break;
case -2: fXP /= 2.0; break;
case -1: fXP *= 2.0 / 3.0; break;
case 0: break;
case 1: fXP *= 3.0 / 2.0; break;
case 2: fXP *= 2.0; break;
case 3: fXP *= 3.0; break;
case 4: fXP *= 4.0; break;
case 5: fXP *= 6.0; break;
case 6: fXP *= 8.0; break;
case 7: fXP *= 12.0; break;
// nDiff > 7 || nDiff < -7
default: fXP = 0.0; break;
} // End switch-case
} // End if
// Calculations for CR < 1
if( ( a_fCR < 0.76 ) && ( fXP > 0.0 ) )
{
// SEI_NOTE: Broken with styleguide for readability.
if( a_fCR <= 0.11 ) { fXP /= 10.0; }
else if( a_fCR <= 0.13 ) { fXP /= 8.0; }
else if( a_fCR <= 0.18 ) { fXP /= 6.0; }
else if( a_fCR <= 0.28 ) { fXP /= 4.0; }
else if( a_fCR <= 0.40 ) { fXP /= 3.0; }
else if( a_fCR <= 0.76 ) { fXP /= 2.0; }
// Only the CR vs Avg Level table could set nMonsterXP to 0...
// to fix any round downs that result in 0:
if( fXP <= 0.0 )
{
fXP = 1.0;
}
} // End if
return FloatToInt( fXP );
} // End XP_GetXPFromCR
// Reward characters experience for a kill.
// Use in a creature's OnDeath script.
//
void XP_RewardXPForKill()
{
object oKiller = GetLastKiller();
object oKilledArea = GetArea( OBJECT_SELF );
int nPartyMembers = 0;
int nPartyLevelTotal = 0;
object oPC = GetFirstFactionMember( oKiller );
while( GetIsObjectValid( oPC ) )
{
if( !GetIsDM( oPC ) && ( oKilledArea == GetArea( oPC ) ) )
{
++nPartyMembers;
nPartyLevelTotal += SEI_GetEffectiveCharacterLevel( oPC );
}
oPC = GetNextFactionMember( oKiller, TRUE );
} // End while
if( nPartyMembers != 0 )
{
float fAvgPartyLevel = IntToFloat( nPartyLevelTotal ) / IntToFloat( nPartyMembers );
// Bring partylevel up to 3 if less than 3
if( fAvgPartyLevel < 3.0 )
{
fAvgPartyLevel = 3.0;
}
float fCR = GetChallengeRating( OBJECT_SELF );
int nTotalXP = XP_GetXPFromCR( fCR, fAvgPartyLevel );
XP_RewardXPToPartyInArea( oKiller, oKilledArea, FloatToInt( MONSTER_XP_SCALE * nTotalXP ) );
} // End if
} // End XP_RewardXPForKill