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| author | mekolat <mekolat@users.noreply.github.com> | 2015-07-14 15:04:47 -0400 |
|---|---|---|
| committer | mekolat <mekolat@users.noreply.github.com> | 2016-04-15 11:45:34 -0400 |
| commit | fee59601b3dd16c10e767cac44ee5197db7811e8 (patch) | |
| tree | 33791e29cbe15c90ca9206cfa813ef98e786dd41 | |
| parent | cc4e5c99f17846611db09e40b244e693b78ee94a (diff) | |
| download | tmwa-fee59601b3dd16c10e767cac44ee5197db7811e8.tar.gz tmwa-fee59601b3dd16c10e767cac44ee5197db7811e8.tar.bz2 tmwa-fee59601b3dd16c10e767cac44ee5197db7811e8.tar.xz tmwa-fee59601b3dd16c10e767cac44ee5197db7811e8.zip | |
add builtin_distance
| -rw-r--r-- | src/map/script-fun.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/map/script-fun.cpp b/src/map/script-fun.cpp index 6004072..53b4526 100644 --- a/src/map/script-fun.cpp +++ b/src/map/script-fun.cpp @@ -533,6 +533,37 @@ void builtin_eltlvl(ScriptState *st) *------------------------------------------ */ static +void builtin_distance(ScriptState *st) +{ + dumb_ptr<block_list> source = map_id2bl(wrap<BlockId>(conv_num(st, &AARG(0)))); + dumb_ptr<block_list> target = map_id2bl(wrap<BlockId>(conv_num(st, &AARG(1)))); + int distance = 0; + int mode = HARG(2) ? conv_num(st, &AARG(2)) : 0; + + switch (mode) + { + // TODO implement case 1 (walk distance) + case 0: + default: + if (source->bl_m->name_ != target->bl_m->name_) + { + // FIXME make it work even if source and target are not in the same map + distance = 0x7fffffff; + break; + } + int dx = abs(source->bl_x - target->bl_x); + int dy = abs(source->bl_y - target->bl_y); + distance = sqrt((dx * dx) + (dy * dy)); // Pythagoras' theorem + } + + push_int<ScriptDataInt>(st->stack, distance); +} + +/*========================================== + * + *------------------------------------------ + */ +static void builtin_target(ScriptState *st) { // TODO maybe scrap all this and make it use battle_ functions? (add missing functions to battle) @@ -4254,6 +4285,7 @@ BuiltinFunction builtin_functions[] = BUILTIN(cbrt, "i"_s, 'i'), BUILTIN(pow, "ii"_s, 'i'), BUILTIN(target, "iii"_s, 'i'), + BUILTIN(distance, "ii?"_s, 'i'), {nullptr, ""_s, ""_s, '\0'}, }; } // namespace map |