123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
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/**
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* Behavior for bhvSwoop.
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* Has a native room.
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*/
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/**
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* Hitbox for swoop.
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*/
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static struct ObjectHitbox sSwoopHitbox = {
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/* interactType: */ INTERACT_HIT_FROM_BELOW,
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/* downOffset: */ 0,
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/* damageOrCoinValue: */ 1,
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/* health: */ 0,
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/* numLootCoins: */ 1,
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/* radius: */ 100,
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/* height: */ 80,
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/* hurtboxRadius: */ 70,
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/* hurtboxHeight: */ 70,
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};
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/**
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* If necessary, grow to full size. Wait for mario to enter range, then turn
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* toward him and enter the move action.
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*/
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static void swoop_act_idle(void) {
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cur_obj_init_animation_with_sound(1);
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if (approach_f32_ptr(&o->header.gfx.scale[0], 1.0f, 0.05f) && o->oDistanceToMario < 1500.0f) {
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if (cur_obj_rotate_yaw_toward(o->oAngleToMario, 800)) {
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cur_obj_play_sound_2(SOUND_OBJ2_SWOOP);
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o->oAction = SWOOP_ACT_MOVE;
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o->oVelY = -12.0f;
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}
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}
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o->oFaceAngleRoll = 0x8000;
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}
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/**
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* Swoop downward toward mario. Stop moving downward and speed up after reaching
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* him. Return to home once mario is far away.
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*/
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static void swoop_act_move(void) {
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cur_obj_init_animation_with_accel_and_sound(0, 2.0f);
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if (cur_obj_check_if_near_animation_end()) {
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cur_obj_play_sound_2(SOUND_OBJ_UNKNOWN6);
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}
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if (o->oForwardVel == 0.0f) {
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// If we haven't started moving yet, begin swooping
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if (obj_face_roll_approach(0, 2500)) {
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o->oForwardVel = 10.0f;
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o->oVelY = -10.0f;
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}
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} else if (cur_obj_mario_far_away()) {
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// If mario far away, reset
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o->oAction = SWOOP_ACT_IDLE;
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cur_obj_set_pos_to_home();
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o->header.gfx.scale[0] = o->oForwardVel = o->oVelY = 0.0f;
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o->oFaceAngleRoll = 0;
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} else {
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if (o->oSwoopBonkCountdown != 0) {
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o->oSwoopBonkCountdown -= 1;
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} else if (o->oVelY != 0.0f) {
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// If we're not done swooping, turn toward mario. When between
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// 0 and 200 units above mario, increase speed and stop swooping
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o->oSwoopTargetYaw = o->oAngleToMario;
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if (o->oPosY < gMarioObject->oPosY + 200.0f) {
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if (obj_y_vel_approach(0.0f, 0.5f)) {
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o->oForwardVel *= 2.0f;
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}
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} else {
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obj_y_vel_approach(-10.0f, 0.5f);
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}
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} else if (o->oMoveFlags & OBJ_MOVE_HIT_WALL) {
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// Bounce off a wall and don't bounce again for 30 frames.
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o->oSwoopTargetYaw = cur_obj_reflect_move_angle_off_wall();
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o->oSwoopBonkCountdown = 30;
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}
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// Tilt upward when approaching mario
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if ((o->oSwoopTargetPitch = obj_get_pitch_from_vel()) == 0) {
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o->oSwoopTargetPitch += o->oForwardVel * 500;
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}
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obj_move_pitch_approach(o->oSwoopTargetPitch, 140);
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// Jitter yaw a bit
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cur_obj_rotate_yaw_toward(o->oSwoopTargetYaw + (s32)(3000 * coss(4000 * gGlobalTimer)), 1200);
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obj_roll_to_match_yaw_turn(o->oSwoopTargetYaw, 0x3000, 500);
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// Jitter roll a bit
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o->oFaceAngleRoll += (s32)(1000 * coss(20000 * gGlobalTimer));
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}
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}
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/**
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* Update function for swoop.
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*/
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void bhv_swoop_update(void) {
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// No partial update (only appears in roomed levels)
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if (!(o->activeFlags & ACTIVE_FLAG_IN_DIFFERENT_ROOM)) {
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o->oDeathSound = SOUND_OBJ_SWOOP_DEATH;
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cur_obj_update_floor_and_walls();
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switch (o->oAction) {
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case SWOOP_ACT_IDLE:
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swoop_act_idle();
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break;
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case SWOOP_ACT_MOVE:
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swoop_act_move();
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break;
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}
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cur_obj_scale(o->header.gfx.scale[0]);
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cur_obj_move_standard(78);
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obj_check_attacks(&sSwoopHitbox, o->oAction);
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}
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}
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