sm64pc/src/game/behaviors/seesaw_platform.inc.c
2020-03-01 22:42:52 -05:00

64 lines
1.9 KiB
C

/**
* Behavior for bhvSeesawPlatform.
*/
/**
* Collision models for the different seesaw platforms.
*/
static void *sSeesawPlatformCollisionModels[] = {
bitdw_seg7_collision_0700F70C, bits_seg7_collision_0701ADD8, bits_seg7_collision_0701AE5C,
bob_seg7_collision_bridge, bitfs_seg7_collision_07015928, rr_seg7_collision_07029750,
rr_seg7_collision_07029858, vcutm_seg7_collision_0700AC44,
};
/**
* Init function for bhvSeesawPlatform.
*/
void bhv_seesaw_platform_init(void) {
o->collisionData = segmented_to_virtual(sSeesawPlatformCollisionModels[o->oBehParams2ndByte]);
// The S-shaped seesaw platform in BitS is large, so increase its collision
// distance
if (o->oBehParams2ndByte == 2) {
o->oCollisionDistance = 2000.0f;
}
}
/**
* Update function for bhvSeesawPlatform.
*/
void bhv_seesaw_platform_update(void) {
UNUSED s32 startPitch = o->oFaceAnglePitch;
o->oFaceAnglePitch += (s32) o->oSeesawPlatformPitchVel;
if (absf(o->oSeesawPlatformPitchVel) > 10.0f) {
cur_obj_play_sound_1(SOUND_ENV_BOAT_ROCKING1);
}
if (gMarioObject->platform == o) {
// Rotate toward mario
f32 rotation = o->oDistanceToMario * coss(o->oAngleToMario - o->oMoveAngleYaw);
UNUSED s32 unused;
// Deceleration is faster than acceleration
if (o->oSeesawPlatformPitchVel * rotation < 0) {
rotation *= 0.04f;
} else {
rotation *= 0.02f;
}
o->oSeesawPlatformPitchVel += rotation;
clamp_f32(&o->oSeesawPlatformPitchVel, -50.0f, 50.0f);
} else {
// Rotate back to 0
oscillate_toward(
/* value */ &o->oFaceAnglePitch,
/* vel */ &o->oSeesawPlatformPitchVel,
/* target */ 0.0f,
/* velCloseToZero */ 6.0f,
/* accel */ 3.0f,
/* slowdown */ 3.0f);
}
}