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/cvs/deliantra/maps/perl/bonus.ext
Revision: 1.2
Committed: Mon Dec 11 18:16:02 2006 UTC (17 years, 5 months ago) by root
Branch: MAIN
Changes since 1.1: +27 -35 lines
Log Message:
tried to understand the code, some formatting changes etc.

File Contents

# Content
1 #!perl
2
3 $cf::CFG{ext_bonus}
4 or return;
5
6 my $WC_BASE_VALUE = 15 * 5000; # 15r
7 my $AC_BASE_VALUE = 40 * 5000; # 40r
8 my $DAM_BASE_VALUE = 100; # 20p
9 my $MAGIC_BASE_VALUE = 100 * 5000; # 100r
10
11 # TODO: should be queryable from perl
12 my $MAX_LEVEL = 115;
13 # maximum values of additions at $MAX_LEVEL difficulty
14 my $MAX_ADD_WC = 15;
15 my $MAX_ADD_AC = 5; # weapons should rather give wc than ac
16 my $MAX_ADD_DAM = 50;
17 my $MAX_ADD_MAGIC = 5;
18
19 # TODO: should become part of some stdlib
20 sub rand_range($$) {
21 $_[0] + ($_[1] - $_[0]) * rand
22 }
23
24 sub determine_weapon_value {
25 my ($weapon) = @_;
26
27 my $clone = $weapon->arch->clone;
28 my $value = $clone->value;
29
30 my $wc_diff = $weapon->stats->wc - $clone->stats->wc;
31 my $ac_diff = $weapon->stats->ac - $clone->stats->ac;
32 my $dam_diff = $weapon->stats->dam - $clone->stats->dam;
33
34 my $magic_diff = $weapon->magic - $clone->magic;
35
36 if ($wc_diff > 0) { $value += $WC_BASE_VALUE * 1.5 * $wc_diff * rand_range .5, 1 }
37 if ($ac_diff > 0) { $value += $AC_BASE_VALUE * 1.5 * $ac_diff * rand_range .5, 1 }
38 if ($dam_diff > 0) { $value += $DAM_BASE_VALUE * 1.5 * $dam_diff * rand_range .5, 1 }
39 if ($magic_diff > 0) { $value += $MAGIC_BASE_VALUE * 1.5 * $magic_diff * rand_range .5, 1 }
40
41 warn sprintf "WC DIFF: %3d, %3d, %3d, %3d | %10d = %10.3f r\n",
42 $dam_diff, $wc_diff, $ac_diff, $magic_diff, $value, $value / 5000
43 if $cf::CFG{ext_bonus_debug};
44
45 $weapon->value ($value);
46 }
47
48 cf::attach_to_type cf::WEAPON, 0,
49 on_add_bonus => sub {
50 my ($item, $creator, $diff, $max_magic, $flags) = @_;
51 return if $flags || !$creator;
52
53 $diff /= $MAX_LEVEL;
54
55 $item->stats->wc ($item->stats->wc + int $MAX_ADD_WC * (1 + rand) * $diff * rand_range .5, 1) if rand() <= 0.35;
56 $item->stats->ac ($item->stats->ac + int $MAX_ADD_AC * (1 + rand) * $diff * rand_range .5, 1) if rand() <= 0.2;
57 $item->stats->dam ($item->stats->dam + int $MAX_ADD_DAM * (1 + rand) * $diff * rand_range .5, 1) if rand() <= 0.7;
58 $item->magic ($item->magic + int $MAX_ADD_MAGIC * $diff * rand_range .5, 1) if rand() <= 0.2;
59
60 determine_weapon_value $item;
61
62 cf::override;
63 },
64 ;