71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
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/**
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* Behaviors for bhvFerrisWheelAxle and bhvFerrisWheelPlatform.
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* These are the revolving sets of four platforms in BitDW and BitS.
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* The axle spawns the four platforms.
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*/
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/**
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* Properties for the ferris wheel axle and platforms.
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*/
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struct FerrisWheelProperties {
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void *axleCollision;
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void *platformCollision;
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s16 platformModel;
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};
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/**
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* Properties for the ferris wheels in BitS and BitDW, respectively.
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*/
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static struct FerrisWheelProperties sFerrisWheelProperties[] = {
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{ bits_seg7_collision_0701ACAC, bits_seg7_collision_0701AC28, MODEL_BITS_BLUE_PLATFORM },
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{ bitdw_seg7_collision_0700F7F0, bitdw_seg7_collision_0700F898, MODEL_BITDW_BLUE_PLATFORM },
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};
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/**
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* Init function for bhvFerrisWheelAxle.
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* It doesn't have an update function, but it increments its roll in its
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* behavior script.
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*/
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void bhv_ferris_wheel_axle_init(void) {
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struct Object *platform;
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s32 i;
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o->collisionData = segmented_to_virtual(sFerrisWheelProperties[o->oBehParams2ndByte].axleCollision);
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for (i = 0; i < 4; i++) {
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platform = spawn_object_relative(i, 0, 0, 0, o,
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sFerrisWheelProperties[o->oBehParams2ndByte].platformModel,
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bhvFerrisWheelPlatform);
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if (platform != NULL) {
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platform->collisionData =
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segmented_to_virtual(sFerrisWheelProperties[o->oBehParams2ndByte].platformCollision);
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}
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}
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}
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/**
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* Update function for bhvFerrisWheelPlatform.
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* Position self relative to parent using the parent's roll.
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*/
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void bhv_ferris_wheel_platform_update(void) {
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f32 offsetXZ;
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s16 offsetAngle;
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obj_perform_position_op(POS_OP_SAVE_POSITION);
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offsetAngle = o->parentObj->oFaceAngleRoll + o->oBehParams2ndByte * 0x4000;
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offsetXZ = 400.0f * coss(offsetAngle);
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o->oPosX = o->parentObj->oPosX + offsetXZ * sins(o->parentObj->oMoveAngleYaw)
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+ 300.0f * coss(o->parentObj->oMoveAngleYaw);
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o->oPosY = o->parentObj->oPosY + 400.0f * sins(offsetAngle);
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o->oPosZ = o->parentObj->oPosZ + offsetXZ * coss(o->parentObj->oMoveAngleYaw)
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+ 300.0f * sins(o->parentObj->oMoveAngleYaw);
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obj_perform_position_op(POS_OP_COMPUTE_VELOCITY);
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}
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