An RFC 864 compliant character generator.
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CharGen/character.c

445 lines
12 KiB

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "chargen.h"
#include "character.h"
int dieroll(int num,int sides){
int total = 0;
for(num;num>0;num--){
total = total + arc4random_uniform(sides)+1;
}
return total;
}
void addLanguage(long lang){
if((lang & languages ) == 0){
languages = languages + lang;
}else{
addLanguage(exp2l(arc4random_uniform(15)));
}
}
void addProf(long prof){
if((prof & profs) == 0){
profs = profs + prof;
}else{
addProf(exp2l(arc4random_uniform(18)));
}
}
void classProfs(unsigned long* classprofs, int count, int num){
//Remove existing profs from the array
for(int i=0; i<=count;i++){
if((classprofs[i] & profs) != 0){
classprofs[i] = classprofs[count];
count--;
i = 0;
}
}
//Shuffle the array
for(int i=0; i<=count;i++){
int newpos = i + arc4random_uniform(count - i);
unsigned long local = classprofs[newpos];
classprofs[newpos] = classprofs[i];
classprofs[i]=local;
}
//Grab the first N elements, based on the class's value, but first, if we have more profs than available profs, get some random ones
if(num > count){
for(count;num > count;count--){
addProf(exp2l(arc4random_uniform(18)));
}
}
for(int i=0;i<=num;i++){
addProf(classprofs[num]);
}
}
void genClass(){
int c = arc4random_uniform(sizeof(classes)/sizeof(classes[0]));
class = classes[c];
switch(c){
case BARBARIAN:;
unsigned long barbskills[6] = {ANIMALHANDLING, ATHLETICS, INTIMIDATION, NATURE, PERCEPTION, SURVIVAL};
hp = 12 + mods[CON];
classProfs(barbskills, 6, 2);
break;
case BARD:;
addProf(exp2l(arc4random_uniform(18)));
addProf(exp2l(arc4random_uniform(18)));
addProf(exp2l(arc4random_uniform(18)));
strlcat(otherprofs, "Three Musical Instruments, ", sizeof(otherprofs));
hp = 8 + mods[CON];
break;
case CLERIC:;
unsigned long clericskills[5]= {HISTORY, INSIGHT, MEDICINE, PERSUASION, RELIGION};
classProfs(clericskills, 5, 2);
hp = 8 + mods[CON];
break;
case DRUID:;
unsigned long druidskills[8] = {ARCANA, ANIMALHANDLING, INSIGHT, MEDICINE, NATURE, PERCEPTION, RELIGION, SURVIVAL};
classProfs(druidskills, 8, 2);
strlcat(otherprofs, "Herbalism Kit, ", sizeof(otherprofs));
hp = 8 + mods[CON];
break;
case FIGHTER:;
unsigned long fighterskills[8] = {ACROBATICS, ANIMALHANDLING, ATHLETICS, HISTORY, INSIGHT, INTIMIDATION, PERCEPTION, SURVIVAL};
classProfs(fighterskills, 8, 2);
hp = 10 + mods[CON];
break;
case MONK:;
unsigned long monkskills[6] = {ACROBATICS, ATHLETICS, HISTORY, INSIGHT, RELIGION, STEALTH};
classProfs(monkskills, 6, 2);
strlcat(otherprofs, "Artisan Tool or Musical Instrument, ", sizeof(otherprofs));
hp = 8 + mods[CON];
break;
case PALADIN:;
unsigned long paladinskills[6] = {ATHLETICS, INSIGHT, INTIMIDATION, MEDICINE, PERSUASION, RELIGION};
classProfs(paladinskills, 6, 2);
hp = 10 + mods[CON];
break;
case RANGER:;
unsigned long rangerskills[8] = {ANIMALHANDLING, ATHLETICS, INSIGHT, INVESTIGATION, NATURE, PERCEPTION, STEALTH, SURVIVAL};
classProfs(rangerskills, 8, 3);
hp = 10 + mods[CON];
break;
case ROGUE:;
unsigned long rogueskills[11] = {ACROBATICS, ATHLETICS, DECEPTION, INSIGHT, INTIMIDATION, INVESTIGATION, PERCEPTION, PERFORMANCE, PERSUASION, SLEIGHTOFHAND, STEALTH};
classProfs(rogueskills, 11, 4);
strlcat(otherprofs, "Thieves tools, ", sizeof(otherprofs));
hp = 8 + mods[CON];
break;
case SORCERER:;
unsigned long sorcererskills[6] = {ARCANA, DECEPTION, INSIGHT, INTIMIDATION, PERSUASION, RELIGION};
classProfs(sorcererskills, 6, 2);
hp = 6 + mods[CON];
break;
case WARLOCK:;
unsigned long warlockskills[7] = {ARCANA, DECEPTION, HISTORY, INTIMIDATION, INVESTIGATION, NATURE, RELIGION};
classProfs(warlockskills, 7, 2);
hp = 8 + mods[CON];
break;
case WIZARD:;
unsigned long wizardskills[5] = {ARCANA, HISTORY, INVESTIGATION, MEDICINE, RELIGION};
classProfs(wizardskills, 5, 2);
hp = 6 + mods[CON];
break;
default:
fprintf(stderr, "Incorrect class was generated for some reason");
/* This should never happen */
}
}
void genRace(){
int r = arc4random_uniform(sizeof(races)/sizeof(races[0]));
race = races[r];
int subrace;
switch (r){
case DRAGONBORN:
addLanguage(DRACONIC);
stats[STR]+=2;
stats[CHA]+=1;
break;
case DWARF:
addLanguage(DWARVISH);
stats[CON]+=2;
subrace = arc4random_uniform(2);
if(subrace == 0){
race = "Hill Dwarf";
stats[WIS]+=1;
}else{
race = "Mountain Dwarf";
stats[STR]+=2;
}
break;
case ELF:
addLanguage(ELVISH);
addProf(PERCEPTION);
stats[DEX]+=2;
subrace = arc4random_uniform(3);
if(subrace == 0){
race = "High Elf";
stats[INT]+=1;
addLanguage(exp2l(arc4random_uniform(15)));
}else if(subrace == 1){
race = "Wood Elf";
stats[WIS]+=1;
}else{
race = "Drow";
stats[CHA]+=1;
}
break;
case GNOME:
subrace = arc4random_uniform(2);
stats[INT]+=2;
addLanguage(GNOMISH);
if(subrace == 0){
race = "Forest Gnome";
stats[DEX]+=1;
}else{
race = "Rock Gnome";
stats[CON]+=1;
strlcat(otherprofs, "Artisan Tools, ", sizeof(otherprofs));
}
break;
case HALFELF:
stats[CHA]+=2;
stats[arc4random_uniform(4)]+=1;
stats[arc4random_uniform(4)]+=1;
addProf(exp2l(arc4random_uniform(18)));
addProf(exp2l(arc4random_uniform(18)));
addLanguage(exp2l(arc4random_uniform(15)));
addLanguage(ELVISH);
break;
case HALFLING:
addLanguage(HALFLISH);
stats[DEX]+=2;
subrace = arc4random_uniform(2);
if(subrace == 0){
race = "Lightfoot Halfling";
stats[CHA]+=1;
}else{
race = "Stout Halfling";
stats[INT]+=1;
}
break;
case HALFORC:
addLanguage(ORC);
stats[STR]+=2;
stats[CON]+=1;
addProf(INTIMIDATION);
break;
case HUMAN:
stats[STR]+=1;
stats[DEX]+=1;
stats[CON]+=1;
stats[INT]+=1;
stats[WIS]+=1;
stats[CHA]+=1;
addLanguage(exp2l(arc4random_uniform(15)));
break;
case TIEFLING:
stats[INT]+=1;
stats[CHA]+=2;
addLanguage(INFERNAL);
break;
default:
fprintf(stderr, "Something went wrong in race selection");
/*Hopefully should never happen*/
}
}
void genBackground(){
int b = arc4random_uniform(sizeof(backgrounds)/sizeof(backgrounds[0]));
background = backgrounds[b];
switch (b){
case ACOLYTE:
addProf(INSIGHT);
addProf(RELIGION);
addLanguage(exp2l(arc4random_uniform(15)));
addLanguage(exp2l(arc4random_uniform(15)));
break;
case CHARLATAN:
addProf(DECEPTION);
addProf(SLEIGHTOFHAND);
strlcat(otherprofs, "Disguise Kit, ", sizeof(otherprofs));
strlcat(otherprofs, "Forgery Kit, ", sizeof(otherprofs));
break;
case CRIMINAL:
addProf(DECEPTION);
addProf(STEALTH);
strlcat(otherprofs, "Gaming Set, ", sizeof(otherprofs));
strlcat(otherprofs, "Theives Tools, ", sizeof(otherprofs));
break;
case ENTERTAINER:
addProf(ACROBATICS);
addProf(PERFORMANCE);
strlcat(otherprofs, "Disguise Kit, ", sizeof(otherprofs));
strlcat(otherprofs, "Musical Instrument, ", sizeof(otherprofs));
break;
case FOLKHERO:
addProf(ANIMALHANDLING);
addProf(SURVIVAL);
strlcat(otherprofs, "Artisan's Tools, ", sizeof(otherprofs));
strlcat(otherprofs, "Land Vehicles, ", sizeof(otherprofs));
break;
case GUILDARTISAN:
addProf(INSIGHT);
addProf(PERSUASION);
addLanguage(exp2l(arc4random_uniform(15)));
strlcat(otherprofs, "Artisan's Tools, ", sizeof(otherprofs));
break;
case HERMIT:
addProf(MEDICINE);
addProf(RELIGION);
addLanguage(exp2l(arc4random_uniform(15)));
strlcat(otherprofs, "Herbalism Kit, ", sizeof(otherprofs));
break;
case NOBLE:
addProf(HISTORY);
addProf(PERSUASION);
addLanguage(exp2l(arc4random_uniform(15)));
strlcat(otherprofs, "Gaming Set, ", sizeof(otherprofs));
break;
case OUTLANDER:
addProf(ATHLETICS);
addProf(SURVIVAL);
addLanguage(exp2l(arc4random_uniform(15)));
strlcat(otherprofs, "Musical Instrument, ", sizeof(otherprofs));
break;
case SAGE:
addProf(ARCANA);
addProf(HISTORY);
addLanguage(exp2l(arc4random_uniform(15)));
addLanguage(exp2l(arc4random_uniform(15)));
break;
case SAILOR:
addProf(ATHLETICS);
addProf(PERCEPTION);
strlcat(otherprofs, "Navigator's Tools, ", sizeof(otherprofs));
strlcat(otherprofs, "Water Vehicles, ", sizeof(otherprofs));
break;
case SOLDIER:
addProf(ATHLETICS);
addProf(INTIMIDATION);
strlcat(otherprofs, "Gaming Set, ", sizeof(otherprofs));
strlcat(otherprofs, "Land Vehicles, ", sizeof(otherprofs));
break;
case URCHIN:
addProf(SLEIGHTOFHAND);
addProf(STEALTH);
strlcat(otherprofs, "Theives Tools, ", sizeof(otherprofs));
strlcat(otherprofs, "Disguise Kit, ", sizeof(otherprofs));
break;
default:
fprintf(stderr, "Bad background was generated!");
/* Ideally not reached */
}
}
size_t genChar(char* output, size_t maxlen){
profs = 0;
languages = 0;
for(int i = 0; i <= 100; i++){
otherprofs[i] = '\0';
}
int i;
genRace();
genClass();
genBackground();
for(i=0; i < 6; i++){
stats[i] = dieroll(3,6);
mods[i] = floor((stats[i]/2)-5);
}
snprintf(output, maxlen, "Race = %s\r\nBackground = %s\r\nClass = %s\r\nStr = %d %d\r\nDex = %d %d\r\nCon = %d %d\r\nInt = %d %d\r\nWis = %d %d\r\nCha = %d %d\r\n\r\nHP: %d\r\n", race, background, class, stats[STR], mods[STR], stats[DEX], mods[DEX], stats[CON], mods[CON], stats[INT], mods[INT], stats[WIS], mods[WIS], stats[CHA], mods[CHA], hp);
strlcat(output,"Proficiences:\r\n",maxlen);
if((ATHLETICS & profs) != 0){
strlcat(output,"Athletics\r\n",maxlen);
}
if((ACROBATICS & profs) != 0){
strlcat(output,"Acrobatics\r\n",maxlen);
}
if((SLEIGHTOFHAND & profs) != 0){
strlcat(output,"Sleight of Hand\r\n",maxlen);
}
if((STEALTH & profs) != 0){
strlcat(output,"Stealth\r\n",maxlen);
}
if((ARCANA & profs) != 0){
strlcat(output,"Arcana\r\n",maxlen);
}
if((HISTORY & profs) != 0){
strlcat(output,"History\r\n",maxlen);
}
if((INVESTIGATION & profs) != 0){
strlcat(output,"Investigation\r\n",maxlen);
}
if((NATURE & profs) != 0){
strlcat(output,"Nature\r\n",maxlen);
}
if((RELIGION & profs) != 0){
strlcat(output,"Regligion\r\n",maxlen);
}
if((ANIMALHANDLING & profs) != 0){
strlcat(output,"Animal Handling\r\n",maxlen);
}
if((INSIGHT & profs) != 0){
strlcat(output,"Insight\r\n",maxlen);
}
if((MEDICINE & profs) != 0){
strlcat(output,"Medicine\r\n",maxlen);
}
if((PERCEPTION & profs) != 0){
strlcat(output,"Perception\r\n",maxlen);
}
if((SURVIVAL & profs) != 0){
strlcat(output,"Survival\r\n",maxlen);
}
if((DECEPTION & profs) != 0){
strlcat(output,"Deception\r\n",maxlen);
}
if((INTIMIDATION & profs) != 0){
strlcat(output,"Intimidation\r\n",maxlen);
}
if((PERFORMANCE & profs) != 0){
strlcat(output,"Performance\r\n",maxlen);
}
if((PERSUASION & profs) != 0){
strlcat(output,"Persuaion\r\n",maxlen);
}
strlcat(output,"\r\nLanguages:\r\nCommon\r\n",maxlen);
if((ABYSSAL & languages) != 0){
strlcat(output,"Abyssal\r\n",maxlen);
}
if((CELESTIAL & languages) != 0){
strlcat(output,"Celestial\r\n",maxlen);
}
if((DRACONIC & languages) != 0){
strlcat(output,"Draconic\r\n",maxlen);
}
if((DEEPSPEECH & languages) != 0){
strlcat(output,"Deep Speech\r\n",maxlen);
}
if((INFERNAL & languages) != 0){
strlcat(output,"Infernal\r\n",maxlen);
}
if((PRIMORDIAL & languages) != 0){
strlcat(output,"Primordial\r\n",maxlen);
}
if((SYLVAN & languages) != 0){
strlcat(output,"Sylvan\r\n",maxlen);
}
if((UNDERCOMMON & languages) != 0){
strlcat(output,"Undercommon\r\n",maxlen);
}
if((DWARVISH & languages) != 0){
strlcat(output,"Dwarvish\r\n",maxlen);
}
if((ELVISH & languages) != 0){
strlcat(output,"Elvish\r\n",maxlen);
}
if((GIANT & languages) != 0){
strlcat(output,"Giant\r\n",maxlen);
}
if((GNOMISH & languages) != 0){
strlcat(output,"Gnome\r\n",maxlen);
}
if((GOBLIN & languages) != 0){
strlcat(output,"Goblin\r\n",maxlen);
}
if((HALFLISH & languages) != 0){
strlcat(output,"Halfling\r\n",maxlen);
}
if((ORC & languages) != 0){
strlcat(output,"Orcish\r\n",maxlen);
}
strlcat(output,"\r\nOther Profs: ",maxlen);
strlcat(output,otherprofs,maxlen);
strlcat(output,"\r\n",maxlen);
return strlen(output);
}