sm64pc/src/game/behaviors/camera_lakitu.inc.c
2020-04-03 14:57:26 -04:00

176 lines
6.4 KiB
C

/**
* Behavior for bhvCameraLakitu. This includes both the intro lakitu and the
* lakitu visible in the mirror room.
* TODO: Processing order relative to bhvCloud
*/
/**
* Init function for camera lakitu.
* If this is the intro lakitu, despawn unless this is the start of the game.
* Spawn cloud if not the intro lakitu.
*/
void bhv_camera_lakitu_init(void) {
if (o->oBehParams2ndByte != CAMERA_LAKITU_BP_FOLLOW_CAMERA) {
// Despawn unless this is the very beginning of the game
if (gShouldNotPlayCastleMusic != TRUE) {
obj_mark_for_deletion(o);
}
} else {
spawn_object_relative_with_scale(CLOUD_BP_LAKITU_CLOUD, 0, 0, 0, 2.0f, o, MODEL_MIST, bhvCloud);
}
}
/**
* Wait for mario to stand on the bridge, then interrupt his action and enter
* the spawn cloud action.
*/
static void camera_lakitu_intro_act_trigger_cutscene(void) {
//! These bounds are slightly smaller than the actual bridge bounds, allowing
// the RTA speedrunning method of lakitu skip
if (gMarioObject->oPosX > -544.0f && gMarioObject->oPosX < 545.0f && gMarioObject->oPosY > 800.0f
&& gMarioObject->oPosZ > -2000.0f && gMarioObject->oPosZ < -177.0f
&& gMarioObject->oPosZ < -177.0f) // always double check your conditions
{
if (set_mario_npc_dialog(2) == 1) {
o->oAction = CAMERA_LAKITU_INTRO_ACT_SPAWN_CLOUD;
}
}
}
/**
* Warp up into the air and spawn cloud, then enter the TODO action.
*/
static void camera_lakitu_intro_act_spawn_cloud(void) {
if (set_mario_npc_dialog(2) == 2) {
o->oAction = CAMERA_LAKITU_INTRO_ACT_UNK2;
o->oPosX = 1800.0f;
o->oPosY = 2400.0f;
o->oPosZ = -2400.0f;
o->oMoveAnglePitch = 0x4000;
o->oCameraLakituSpeed = 60.0f;
o->oCameraLakituCircleRadius = 1000.0f;
spawn_object_relative_with_scale(CLOUD_BP_LAKITU_CLOUD, 0, 0, 0, 2.0f, o, MODEL_MIST, bhvCloud);
}
}
/**
* Circle down to mario, show the dialog, then fly away.
*/
static void camera_lakitu_intro_act_show_dialog(void) {
s16 targetMovePitch;
s16 targetMoveYaw;
cur_obj_play_sound_1(SOUND_AIR_LAKITU_FLY);
// Face toward mario
o->oFaceAnglePitch = obj_turn_pitch_toward_mario(120.0f, 0);
o->oFaceAngleYaw = o->oAngleToMario;
// After finishing dialog, fly away and despawn
if (o->oCameraLakituFinishedDialog) {
approach_f32_ptr(&o->oCameraLakituSpeed, 60.0f, 3.0f);
if (o->oDistanceToMario > 6000.0f) {
obj_mark_for_deletion(o);
}
targetMovePitch = -0x3000;
targetMoveYaw = -0x6000;
} else {
if (o->oCameraLakituSpeed != 0.0f) {
if (o->oDistanceToMario > 5000.0f) {
targetMovePitch = o->oMoveAnglePitch;
targetMoveYaw = o->oAngleToMario;
} else {
// Stay moving in a circle around mario
s16 turnAmount = 0x4000
- atan2s(o->oCameraLakituCircleRadius,
o->oDistanceToMario - o->oCameraLakituCircleRadius);
if ((s16)(o->oMoveAngleYaw - o->oAngleToMario) < 0) {
turnAmount = -turnAmount;
}
targetMoveYaw = o->oAngleToMario + turnAmount;
targetMovePitch = o->oFaceAnglePitch;
approach_f32_ptr(&o->oCameraLakituCircleRadius, 200.0f, 50.0f);
if (o->oDistanceToMario < 1000.0f) {
#ifndef VERSION_JP
if (!o->oCameraLakituUnk104) {
play_music(SEQ_PLAYER_LEVEL, SEQUENCE_ARGS(15, SEQ_EVENT_CUTSCENE_LAKITU), 0);
o->oCameraLakituUnk104 = TRUE;
}
#endif
// Once within 1000 units, slow down
approach_f32_ptr(&o->oCameraLakituSpeed, 20.0f, 1.0f);
if (o->oDistanceToMario < 500.0f
&& abs_angle_diff(gMarioObject->oFaceAngleYaw, o->oFaceAngleYaw) > 0x7000) {
// Once within 500 units and facing toward mario, come
// to a stop
approach_f32_ptr(&o->oCameraLakituSpeed, 0.0f, 5.0f);
}
}
}
} else if (cur_obj_update_dialog_with_cutscene(2, DIALOG_UNK2_FLAG_0, CUTSCENE_DIALOG, DIALOG_034) != 0) {
o->oCameraLakituFinishedDialog = TRUE;
}
}
o->oCameraLakituPitchVel = approach_s16_symmetric(o->oCameraLakituPitchVel, 0x7D0, 0x190);
obj_move_pitch_approach(targetMovePitch, o->oCameraLakituPitchVel);
o->oCameraLakituYawVel = approach_s16_symmetric(o->oCameraLakituYawVel, 0x7D0, 0x64);
cur_obj_rotate_yaw_toward(targetMoveYaw, o->oCameraLakituYawVel);
// vel y is explicitly computed, so gravity doesn't apply
obj_compute_vel_from_move_pitch(o->oCameraLakituSpeed);
cur_obj_move_using_fvel_and_gravity();
}
/**
* Update function for camera lakitu.
*/
void bhv_camera_lakitu_update(void) {
if (!(o->activeFlags & ACTIVE_FLAG_IN_DIFFERENT_ROOM)) {
obj_update_blinking(&o->oCameraLakituBlinkTimer, 20, 40, 4);
if (o->oBehParams2ndByte != CAMERA_LAKITU_BP_FOLLOW_CAMERA) {
switch (o->oAction) {
case CAMERA_LAKITU_INTRO_ACT_TRIGGER_CUTSCENE:
camera_lakitu_intro_act_trigger_cutscene();
break;
case CAMERA_LAKITU_INTRO_ACT_SPAWN_CLOUD:
camera_lakitu_intro_act_spawn_cloud();
break;
case CAMERA_LAKITU_INTRO_ACT_UNK2:
camera_lakitu_intro_act_show_dialog();
break;
}
} else {
f32 val0C = (f32) 0x875C3D / 0x800 - gLakituState.curPos[0];
if (gLakituState.curPos[0] < 1700.0f || val0C < 0.0f) {
cur_obj_hide();
} else {
cur_obj_unhide();
o->oPosX = gLakituState.curPos[0];
o->oPosY = gLakituState.curPos[1];
o->oPosZ = gLakituState.curPos[2];
o->oHomeX = gLakituState.curFocus[0];
o->oHomeZ = gLakituState.curFocus[2];
o->oFaceAngleYaw = -cur_obj_angle_to_home();
o->oFaceAnglePitch = atan2s(cur_obj_lateral_dist_to_home(),
o->oPosY - gLakituState.curFocus[1]);
o->oPosX = (f32) 0x875C3D / 0x800 + val0C;
}
}
}
}