sm64pc/src/game/behaviors/bubba.inc.c

// bubba.inc.c

static struct ObjectHitbox sBubbaHitbox = {
    /* interactType:      */ INTERACT_CLAM_OR_BUBBA,
    /* downOffset:        */ 0,
    /* damageOrCoinValue: */ 1,
    /* health:            */ 99,
    /* numLootCoins:      */ 0,
    /* radius:            */ 300,
    /* height:            */ 200,
    /* hurtboxRadius:     */ 300,
    /* hurtboxHeight:     */ 200,
};

void bubba_act_0(void) {
    f32 sp24;

    sp24 = obj_lateral_dist_to_home();
    treat_far_home_as_mario(2000.0f);
    o->oAnimState = 0;

    o->oBubbaUnk1AC = obj_get_pitch_to_home(sp24);

    approach_f32_ptr(&o->oBubbaUnkF4, 5.0f, 0.5f);

    if (o->oBubbaUnkFC != 0) {
        if (abs_angle_diff(o->oMoveAngleYaw, o->oBubbaUnk1AE) < 800) {
            o->oBubbaUnkFC = 0;
        }
    } else {
        if (o->oDistanceToMario >= 25000.0f) {
            o->oBubbaUnk1AE = o->oAngleToMario;
            o->oBubbaUnkF8 = random_linear_offset(20, 30);
        }

        if ((o->oBubbaUnkFC = o->oMoveFlags & 0x00000200) != 0) {
            o->oBubbaUnk1AE = obj_reflect_move_angle_off_wall();
        } else if (o->oTimer > 30 && o->oDistanceToMario < 2000.0f) {
            o->oAction = 1;
        } else if (o->oBubbaUnkF8 != 0) {
            o->oBubbaUnkF8 -= 1;
        } else {
            o->oBubbaUnk1AE = obj_random_fixed_turn(0x2000);
            o->oBubbaUnkF8 = random_linear_offset(100, 100);
        }
    }
}

void bubba_act_1(void) {
    s16 val06;
    s16 val04;

    treat_far_home_as_mario(2500.0f);
    if (o->oDistanceToMario > 2500.0f) {
        o->oAction = 0;
    } else if (o->oBubbaUnk100 != 0) {
        if (--o->oBubbaUnk100 == 0) {
            PlaySound2(SOUND_OBJECT_CHOMPINGSOUND);
            o->oAction = 0;
        } else if (o->oBubbaUnk100 < 15) {
            o->oAnimState = 1;
        } else if (o->oBubbaUnk100 == 20) {
            val06 = 10000 - (s16)(20.0f * (find_water_level(o->oPosX, o->oPosZ) - o->oPosY));
            o->oBubbaUnk1AC -= val06;
            o->oMoveAnglePitch = o->oBubbaUnk1AC;
            o->oBubbaUnkF4 = 40.0f;
            obj_compute_vel_from_move_pitch(o->oBubbaUnkF4);
            o->oAnimState = 0;
            ;
        } else {
            o->oBubbaUnk1AE = o->oAngleToMario;
            o->oBubbaUnk1AC = o->oBubbaUnk104;

            obj_rotate_yaw_toward(o->oBubbaUnk1AE, 400);
            obj_move_pitch_approach(o->oBubbaUnk1AC, 400);
        }
    } else {
        if (abs_angle_diff(gMarioObject->oFaceAngleYaw, o->oAngleToMario) < 0x3000) {
            val04 = 0x4000 - atan2s(800.0f, o->oDistanceToMario - 800.0f);
            if ((s16)(o->oMoveAngleYaw - o->oAngleToMario) < 0) {
                val04 = -val04;
            }

            o->oBubbaUnk1AE = o->oAngleToMario + val04;
            ;
        } else {
            o->oBubbaUnk1AE = o->oAngleToMario;
        }

        o->oBubbaUnk1AC = o->oBubbaUnk104;

        if (obj_is_near_to_and_facing_mario(500.0f, 3000)
            && abs_angle_diff(o->oBubbaUnk1AC, o->oMoveAnglePitch) < 3000) {
            o->oBubbaUnk100 = 30;
            o->oBubbaUnkF4 = 0;
            o->oAnimState = 1;
        } else {
            approach_f32_ptr(&o->oBubbaUnkF4, 20.0f, 0.5f);
        }
    }
}

void bhv_bubba_loop(void) {
    UNUSED s32 unused;
    struct Object *sp38;
    s16 sp36;

    o->oInteractionSubtype &= ~INT_SUBTYPE_EATS_MARIO;
    o->oBubbaUnk104 = obj_turn_pitch_toward_mario(120.0f, 0);

    if (abs_angle_diff(o->oAngleToMario, o->oMoveAngleYaw) < 0x1000
        && abs_angle_diff(o->oBubbaUnk104 + 0x800, o->oMoveAnglePitch) < 0x2000) {
        if (o->oAnimState != 0 && o->oDistanceToMario < 250.0f) {
            o->oInteractionSubtype |= INT_SUBTYPE_EATS_MARIO;
        }

        o->hurtboxRadius = 100.0f;
    } else {
        o->hurtboxRadius = 150.0f;
    }

    obj_update_floor_and_walls();

    switch (o->oAction) {
        case 0:
            bubba_act_0();
            break;
        case 1:
            bubba_act_1();
            break;
    }

    if (o->oMoveFlags & 0x00000078) {
        if (o->oMoveFlags & 0x00000008) {
            sp38 = spawn_object(o, MODEL_WATER_SPLASH, bhvWaterSplash);
            if (sp38 != NULL) {
                scale_object(sp38, 3.0f);
            }

            o->oBubbaUnk108 = o->oVelY;
            o->oBubbaUnk10C = 0.0f;
            ;
        } else {
            approach_f32_ptr(&o->oBubbaUnk108, 0.0f, 4.0f);
            if ((o->oBubbaUnk10C -= o->oBubbaUnk108) > 1.0f) {
                sp36 = RandomU16();
                o->oBubbaUnk10C -= 1.0f;
                spawn_object_relative(0, 150.0f * coss(sp36), 0x64, 150.0f * sins(sp36), o,
                                      MODEL_WHITE_PARTICLE_SMALL, bhvSmallParticleSnow);
            }
        }

        obj_smooth_turn(&o->oBubbaUnk1B0, &o->oMoveAnglePitch, o->oBubbaUnk1AC, 0.05f, 10, 50, 2000);
        obj_smooth_turn(&o->oBubbaUnk1B2, &o->oMoveAngleYaw, o->oBubbaUnk1AE, 0.05f, 10, 50, 2000);
        obj_compute_vel_from_move_pitch(o->oBubbaUnkF4);
    } else {
        o->oBubbaUnkF4 = sqrtf(o->oForwardVel * o->oForwardVel + o->oVelY * o->oVelY);
        o->oMoveAnglePitch = obj_get_pitch_from_vel();
        obj_face_pitch_approach(o->oMoveAnglePitch, 400);
        o->oBubbaUnk1B0 = 0;
    }

    obj_face_pitch_approach(o->oMoveAnglePitch, 400);
    obj_check_attacks(&sBubbaHitbox, o->oAction);

    obj_move_standard(78);

    o->oFloorHeight += 150.0f;
    if (o->oPosY < o->oFloorHeight) {
        o->oPosY = o->oFloorHeight;
    }
}