pid_t pokemon_new_pid() {
pid_t p;
p.fields.ability = (u8)(rnd16() & 1);
p.fields.form = 0;
p.fields.gender_partial = (u8)(rnd16() & 127);
p.fields.nature = (u8)((rnd16() % 25) & 31);
// Use slash count to increase the shiny rate
int splash_cnt = min(99, save_get_key(0x1A));
if (rnd16() % 1000 <= splash_cnt / 10) {
// Shiny rate of exactly 0.1% + (#Splash used) * 0.01% and maximum at 1%
p.fields.is_shiny = 1;
} else {
p.fields.is_shiny = 0;
}
// Force shinyness via variable
u16 *next_shiny_pokemon = var_access(NEXT_POKEMON_SHINY);
dprintf("Next shinies %d\n", *next_shiny_pokemon);
if(*next_shiny_pokemon > 0){
p.fields.is_shiny = 1;
(*next_shiny_pokemon)--;
}
return p;
}
static void inval(NPP instance, const ANPRectF& r, bool doAA) {
const int inset = doAA ? -1 : 0;
PluginObject *obj = reinterpret_cast<PluginObject*>(instance->pdata);
NPRect inval;
inval.left = rnd16(r.left, inset);
inval.top = rnd16(r.top, inset);
inval.right = rnd16(r.right, -inset);
inval.bottom = rnd16(r.bottom, -inset);
browser->invalidaterect(instance, &inval);
}
int wildbattle_sample_from_pdf(u8 *pdf, int size) {
int p = rnd16() % 100;
for (int i = 0; i < size; i++) {
if (p < pdf[i]) return i;
p -= pdf[i];
}
derrf("Pdf @x, size %d does not sum up to 100\n", pdf, size);
return -1;
}
int map_wildbattle_init(bdata current, u16 behaviour_previous_tile) {
u8 *byte_20386DC = (u8*)0x20386DC;
if(*byte_20386DC == 1) return 0; // TODO: investigate
if (*var_access(TRAINERSCHOOL_PROGRESS) <= 5) return 0; // Can not encounter until >= 6
wild_pokemon_data *wild_pokemon_header = map_wild_pokemon_get_current();
u8 pdf_type;
u32 triggers_wildbattle = block_get_field(current, BDATA_TRIGGERS_WILDBATTLE);
wild_pokemon_habitat *habitat = NULL;
switch(triggers_wildbattle) {
case TRIGGERS_WILDBATTLE_GRASS: {
habitat = wild_pokemon_header->grass;
pdf_type = 0;
break;
}
case TRIGGERS_WILDBATTLE_WATER: {
if(!overworld_flag_get(8)) return 0;
habitat = wild_pokemon_header->water;
pdf_type = 1;
break;
}
default:
return 0;
}
if(!habitat) return 0;
u32 behaviour = block_get_field(current, BDATA_BEHAVIOUR);
// With 40% entering a new "patch" does not provide an encounter
if(behaviour != behaviour_previous_tile && (rnd16() % 100) >= 60) return 0;
if(!wildbattle_does_pokemon_appear_by_frequency(habitat->frequency, 0)) {
wildbattle_increase_chance(habitat->frequency);
return 0;
}
if(!wildbattle_initialize_by_habitat(habitat, pdf_type, 1)) {
wildbattle_increase_chance(habitat->frequency);
return 0;
}
if (*var_access(TRAINERSCHOOL_PROGRESS) <= 6) {
// Start a wildbattle script instead
dprintf("Started script\n");
overworld_script_init(ow_script_trainerschool_wildbattle);
} else {
wildbattle_start();
}
return 1;
}
static unsigned int rnd(void) { return (rnd16() << 16) | rnd16(); }