From a39c2643c5b39156a99b8c5c0ad64b826d718e74 Mon Sep 17 00:00:00 2001 From: ultramage Date: Mon, 6 Aug 2007 20:35:56 +0000 Subject: * Slightly deobfuscated the max-hp calculation functionality - fixed hp/sp calc code adding extra few points from item bonuses git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@10955 54d463be-8e91-2dee-dedb-b68131a5f0ec --- src/map/status.c | 78 ++++++++++++++++++++++++++++++-------------------------- 1 file changed, 42 insertions(+), 36 deletions(-) (limited to 'src') diff --git a/src/map/status.c b/src/map/status.c index 890736a37..76ef761be 100644 --- a/src/map/status.c +++ b/src/map/status.c @@ -46,7 +46,7 @@ unsigned long StatusChangeFlagTable[SC_MAX]; //Stores the flag specifying what t static int max_weight_base[MAX_PC_CLASS]; static int hp_coefficient[MAX_PC_CLASS]; static int hp_coefficient2[MAX_PC_CLASS]; -static int hp_sigma_val[MAX_PC_CLASS][MAX_LEVEL]; +static int hp_sigma_val[MAX_PC_CLASS][MAX_LEVEL+1]; static int sp_coefficient[MAX_PC_CLASS]; static int aspd_base[MAX_PC_CLASS][MAX_WEAPON_TYPE]; //[blackhole89] static int refinebonus[MAX_REFINE_BONUS][3]; // 精錬ボーナステーブル(refine_db.txt) @@ -1469,26 +1469,50 @@ int status_calc_pet(struct pet_data *pd, int first) return 1; } -static unsigned int status_base_pc_maxhp(struct map_session_data* sd, struct status_data *status) +/// Helper function for status_base_pc_maxhp(), used to pre-calculate the hp_sigma_val[] array +static void status_calc_sigma(void) +{ + int i,j; + + for(i = 0; i < MAX_PC_CLASS; i++) + { + unsigned int k = 0; + hp_sigma_val[i][0] = hp_sigma_val[i][1] = 0; + for(j = 2; j <= MAX_LEVEL; j++) + { + k += (hp_coefficient[i]*j + 50) / 100; + hp_sigma_val[i][j] = k; + if (k >= INT_MAX) + break; //Overflow protection. [Skotlex] + } + for(; j <= MAX_LEVEL; j++) + hp_sigma_val[i][j] = INT_MAX; + } +} + +/// Calculates base MaxHP value according to class and base level +/// The recursive equation used to calculate level bonus is (using integer operations) +/// f(0) = 35 | f(x+1) = f(x) + A + (x + B)*C/D +/// which reduces to something close to +/// f(x) = 35 + x*(A + B*C/D) + sum(i=2..x){ i*C/D } +static unsigned int status_base_pc_maxhp(struct map_session_data* sd, struct status_data* status) { unsigned int val; - val = (3500 + sd->status.base_level*hp_coefficient2[sd->status.class_] - + hp_sigma_val[sd->status.class_][sd->status.base_level-1])/100 - * (100 + status->vit)/100 + sd->param_equip[2]; + + val = 35 + sd->status.base_level*hp_coefficient2[sd->status.class_]/100 + hp_sigma_val[sd->status.class_][sd->status.base_level]; + val += val * status->vit/100; // +1% per each point of VIT + if (sd->class_&JOBL_UPPER) - val += val * 25/100; + val += val * 25/100; //Trans classes get a 25% hp bonus else if (sd->class_&JOBL_BABY) - val -= val * 30/100; + val -= val * 30/100; //Baby classes get a 30% hp penalty - if((sd->class_&MAPID_UPPERMASK) == MAPID_NINJA || - (sd->class_&MAPID_UPPERMASK) == MAPID_GUNSLINGER) + if((sd->class_&MAPID_UPPERMASK) == MAPID_NINJA || (sd->class_&MAPID_UPPERMASK) == MAPID_GUNSLINGER) val += 100; //Since their HP can't be approximated well enough without this. - if((sd->class_&MAPID_UPPERMASK) == MAPID_TAEKWON && - sd->status.base_level >= 90 && pc_famerank(sd->status.char_id, MAPID_TAEKWON)) + if((sd->class_&MAPID_UPPERMASK) == MAPID_TAEKWON && sd->status.base_level >= 90 && pc_famerank(sd->status.char_id, MAPID_TAEKWON)) val *= 3; //Triple max HP for top ranking Taekwons over level 90. - if ((sd->class_&MAPID_UPPERMASK) == MAPID_SUPER_NOVICE && - sd->status.base_level >= 99) - val += 2000; + if((sd->class_&MAPID_UPPERMASK) == MAPID_SUPER_NOVICE && sd->status.base_level >= 99) + val += 2000; //Supernovice lvl99 hp bonus. return val; } @@ -1496,8 +1520,10 @@ static unsigned int status_base_pc_maxhp(struct map_session_data* sd, struct sta static unsigned int status_base_pc_maxsp(struct map_session_data* sd, struct status_data *status) { unsigned int val; - val = (1000 + sd->status.base_level*sp_coefficient[sd->status.class_])/100 - * (100 + status->int_)/100 + sd->param_equip[3]; + + val = 10 + sd->status.base_level*sp_coefficient[sd->status.class_]/100; + val += val * status->int_/100; + if (sd->class_&JOBL_UPPER) val += val * 25/100; else if (sd->class_&JOBL_BABY) @@ -7221,26 +7247,6 @@ static int status_natural_heal_timer(int tid,unsigned int tick,int id,int data) return 0; } -static int status_calc_sigma(void) -{ - int i,j; - unsigned int k; - - for(i=0;i= INT_MAX) - break; //Overflow protection. [Skotlex] - } - for(;j<=MAX_LEVEL;j++) - hp_sigma_val[i][j-1] = INT_MAX; - } - return 0; -} - int status_readdb(void) { int i,j; -- cgit v1.2.3-70-g09d2