Added NWN Dark Sun module contents

Added NWN Dark Sun module contents.

nwnds_module/ps_catfall.nss

@@ -0,0 +1,31 @@
+/************************************
+*   Catfall                         *
+*                                   *
+*   Cost: 8                         *
+*   Power Score: Con -1             *
+*                                   *
+************************************/
+
+#include "lib_psionic"
+
+void main()
+{
+    object oPC=OBJECT_SELF;
+    int nCost=8;
+    int nPowerScore=GetAbilityScore(oPC, ABILITY_CONSTITUTION)-1;
+    effect eVis=EffectVisualEffect(VFX_IMP_HASTE);
+    eVis=EffectLinkEffects(eVis, EffectVisualEffect(VFX_IMP_HOLY_AID));
+    int nLevel=GetEffectivePsionicLevel(oPC, FEAT_PSIONIC_CATFALL);
+
+    if (!PowerCheck(oPC, nCost, nPowerScore, FEAT_PSIONIC_CATFALL)) return;
+
+    effect eLink=EffectImmunity(IMMUNITY_TYPE_KNOCKDOWN);
+    eLink=EffectLinkEffects(eLink, EffectSkillIncrease(SKILL_TUMBLE, GetEnhancedEffect(5, FEAT_PSIONIC_CATFALL)));
+    eLink=EffectLinkEffects(eLink, EffectVisualEffect(VFX_DUR_CESSATE_POSITIVE));
+    eLink=ExtraordinaryEffect(eLink);
+    int nDuration=GetEnhancedDuration(nLevel);
+
+    ApplyEffectToObject(DURATION_TYPE_INSTANT, eVis, oPC);
+    ApplyEffectToObject(DURATION_TYPE_TEMPORARY, eLink, oPC, TurnsToSeconds(nDuration));
+
+}