int study_cost(struct unit *u, skill_t sk)
{
if (sk == SK_MAGIC) {
static int config;
static int cost;
/* Die Magiekosten betragen 50+Summe(50*Stufe) */
/* 'Stufe' ist dabei die naechste zu erreichende Stufe */
if (config_changed(&config)) {
cost = config_get_int("skills.cost.magic", 50);
}
if (cost > 0) {
int next_level = 1 + (u ? get_level(u, sk) : 0);
return cost * (1 + ((next_level + next_level * next_level) / 2));
}
return cost;
}
return skill_cost(sk);
}
/*
* Increase your skills by spending experience points
*/
extern bool gain_skills(void)
{
int i;
int row = 7;
int col = 42;
int skill = 0;
int old_base[S_MAX];
int skill_gain[S_MAX];
int old_new_exp = p_ptr->new_exp;
int total_cost = 0;
//int old_csp = p_ptr->csp;
//int old_msp = p_ptr->msp;
char ch;
char buf[80];
bool accepted;
int tab = 0;
// hack global variable
skill_gain_in_progress = TRUE;
/* save the old skills */
for (i = 0; i < S_MAX; i++) old_base[i] = p_ptr->skill_base[i];
/* initialise the skill gains */
for (i = 0; i < S_MAX; i++) skill_gain[i] = 0;
/* Interact */
while (1)
{
// reset the total cost
total_cost = 0;
/* Process skills */
for (i = 0; i < S_MAX; i++)
{
/* Total cost */
total_cost += skill_cost(old_base[i], skill_gain[i]);
}
// set the new experience pool total
p_ptr->new_exp = old_new_exp - total_cost;
/* Restrict cost */
if (p_ptr->new_exp < 0)
{
/* Warning */
bell("Excessive skills!");
/* Reduce stat */
skill_gain[skill]--;
/* Recompute costs */
continue;
}
/* Calculate the bonuses */
p_ptr->update |= (PU_BONUS);
/* Set the redraw flag for everything */
p_ptr->redraw |= (PR_EXP | PR_BASIC);
/* update the skills */
for (i = 0; i < S_MAX; i++)
{
p_ptr->skill_base[i] = old_base[i] + skill_gain[i];
}
/* Update stuff */
update_stuff();
/* Update voice level */
//if (p_ptr->msp == 0) p_ptr->csp = 0;
//else p_ptr->csp = (old_csp * p_ptr->msp) / old_msp;
/* Display the player */
display_player(0);
/* Display the costs header */
if (!character_dungeon)
{
if (p_ptr->new_exp >= 10000) tab = 0;
else if (p_ptr->new_exp >= 1000) tab = 1;
else if (p_ptr->new_exp >= 100) tab = 2;
else if (p_ptr->new_exp >= 10) tab = 3;
else tab = 4;
strnfmt(buf, sizeof(buf), "%6d", p_ptr->new_exp);
c_put_str(TERM_L_GREEN, buf, row - 2, col + 30);
c_put_str(TERM_WHITE, "Points Left:", row - 2, col + 17 + tab);
}
/* Display the costs */
for (i = 0; i < S_MAX; i++)
{
byte attr = (i == skill) ? TERM_L_BLUE : TERM_L_WHITE;
/* Display cost */
strnfmt(buf, sizeof(buf), "%6d", skill_cost(old_base[i], skill_gain[i]));
c_put_str(attr, buf, row + i, col + 30);
}
/* Special Prompt? */
if (character_dungeon)
{
Term_putstr(QUESTION_COL + 38 + 2, INSTRUCT_ROW + 1, -1, TERM_SLATE,
"ESC abort skill increases ");
/* Hack - highlight the key names */
Term_putstr(QUESTION_COL + 38 + 2, INSTRUCT_ROW + 1, - 1, TERM_L_WHITE, "ESC");
}
/* Prompt */
Term_putstr(QUESTION_COL, INSTRUCT_ROW + 1, -1, TERM_SLATE,
"Arrow keys allocate points to skills");
Term_putstr(QUESTION_COL, INSTRUCT_ROW + 2, -1, TERM_SLATE,
" Enter accept current values");
/* Hack - highlight the key names */
Term_putstr(QUESTION_COL, INSTRUCT_ROW + 1, - 1, TERM_L_WHITE, "Arrow keys");
Term_putstr(QUESTION_COL + 5, INSTRUCT_ROW + 2, - 1, TERM_L_WHITE, "Enter");
/* Get key */
hide_cursor = TRUE;
ch = inkey();
hide_cursor = FALSE;
/* Quit (only if haven't begun game yet) */
if (((ch == 'Q') || (ch == 'q')) && (turn == 0)) quit(NULL);
/* Done */
if ((ch == '\r') || (ch == '\n'))
{
accepted = TRUE;
break;
}
/* Abort */
if (ch == ESCAPE)
{
p_ptr->new_exp = old_new_exp;
for (i=0; i<S_MAX; i++) p_ptr->skill_base[i] = old_base[i];
//p_ptr->csp = old_csp;
accepted = FALSE;
break;
}
/* Prev skill */
if (ch == '8')
{
skill = (skill + S_MAX - 1) % S_MAX;
}
/* Next skill */
if (ch == '2')
{
skill = (skill + 1) % S_MAX;
}
/* Decrease skill */
if ((ch == '4') && (skill_gain[skill] > 0))
{
skill_gain[skill]--;
}
/* Increase stat */
if (ch == '6')
{
skill_gain[skill]++;
}
}
// reset hack global variable
skill_gain_in_progress = FALSE;
/* Calculate the bonuses */
p_ptr->update |= (PU_BONUS);
/* Update stuff */
update_stuff();
/* Done */
return (accepted);
}
