The Trap Door: Routine at 52307

52307: Script Routine: (73) Task-four entity action

Raise the task-four creature one character.

Input
IX	Address of complex state data for an entity

ScriptRoutine_TaskFourRaiseY

52307

LD A,(IX+5)

Load A with the current entity's y-coordinate.

52310

SUB 4

Subtract 4 from A.

52312

LD (IX+5),A

Set the current entity's y-coordinate.

52315

LD A,(IX+6)

Load A with the current entity's y-extent.

52318

SUB 4

Subtract 4 from A.

52320

LD (IX+6),A

Set the current entity's y-extent.

52323

BIT 3,(IX+13)

Is bit 3 of the current entity's extra state set? If not, jump to AdvanceScriptInstruction.

52327

52330

RES 3,(IX+13)

Reset bit 3 of the current entity's extra state.

52334

LD BC,41355

Point BC at the vat layout (GraphicLayout_Vat).

52337

LD (36987),BC

Store BC in the inactive complex-entity slot fields at 36987.

52341

Jump to AdvanceScriptInstruction to run the next script instruction.