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Butterflies are now Luigi-aware

This commit is contained in:
MysterD 2020-07-30 21:58:33 -07:00
parent af55875ed5
commit 984593cdcf
2 changed files with 32 additions and 9 deletions
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20
src/game/behaviors/butterfly.inc.c
View File

@ -42,15 +42,16 @@ void butterfly_step(s32 speed) {
}
void butterfly_calculate_angle(void) {
gMarioObject->oPosX += 5 * o->oButterflyYPhase / 4;
gMarioObject->oPosZ += 5 * o->oButterflyYPhase / 4;
obj_turn_toward_object(o, gMarioObject, 16, 0x300);
gMarioObject->oPosX -= 5 * o->oButterflyYPhase / 4;
gMarioObject->oPosZ -= 5 * o->oButterflyYPhase / 4;
struct Object* player = nearest_player_object(o->oPosX, o->oPosY, o->oPosZ);
player->oPosX += 5 * o->oButterflyYPhase / 4;
player->oPosZ += 5 * o->oButterflyYPhase / 4;
obj_turn_toward_object(o, player, 16, 0x300);
player->oPosX -= 5 * o->oButterflyYPhase / 4;
player->oPosZ -= 5 * o->oButterflyYPhase / 4;
gMarioObject->oPosY += (5 * o->oButterflyYPhase + 0x100) / 4;
obj_turn_toward_object(o, gMarioObject, 15, 0x500);
gMarioObject->oPosY -= (5 * o->oButterflyYPhase + 0x100) / 4;
player->oPosY += (5 * o->oButterflyYPhase + 0x100) / 4;
obj_turn_toward_object(o, player, 15, 0x500);
player->oPosY -= (5 * o->oButterflyYPhase + 0x100) / 4;
}
void butterfly_act_rest(void) {
@ -58,7 +59,8 @@ void butterfly_act_rest(void) {
cur_obj_init_animation(0);
o->oAction = BUTTERFLY_ACT_FOLLOW_MARIO;
o->oMoveAngleYaw = gMarioObject->header.gfx.angle[1];
struct Object* player = nearest_player_object(o->oPosX, o->oPosY, o->oPosZ);
o->oMoveAngleYaw = player->header.gfx.angle[1];
}
}

21
src/game/obj_behaviors.c
View File

@ -514,6 +514,27 @@ s32 is_point_within_radius_of_mario(f32 x, f32 y, f32 z, s32 dist) {
return FALSE;
}
/**
* Returns either gMarioObject or gLuigiObject depending on what is closer
*/
struct Object* nearest_player_object(f32 x, f32 y, f32 z) {
f32 mx = gMarioObject->header.gfx.pos[0] - x;
f32 my = gMarioObject->header.gfx.pos[1] - y;
f32 mz = gMarioObject->header.gfx.pos[2] - z;
mx *= mx;
my *= my;
mz *= mz;
f32 lx = gLuigiObject->header.gfx.pos[0] - x;
f32 ly = gLuigiObject->header.gfx.pos[1] - y;
f32 lz = gLuigiObject->header.gfx.pos[2] - z;
lx *= lx;
ly *= ly;
lz *= lz;
return (mx + my + mz <= lx + ly + lz) ? gMarioObject : gLuigiObject;
}
/**
* Checks whether a point is within distance of a given point. Test is exclusive.
*/