Routines
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F38D: Test Entity Above
Used by the routines at Berk_Put_Down_Entity, ScriptRoutine_VatIncXIfClearAbove, ScriptRoutine_VatIncXIfClearAboveThenRise and ScriptRoutine_CollectibleIncXIfClearAbove.
Find a solid simple entity immediately above IX (for an upward step). On a hit, store it at Pointer_LastCollidedEntity and clear carry; on a miss, set carry.
Input
IX Address of complex state data for the subject entity
Test_EntityAbove F38D LD C,$00 Load C with 00 (same-room / up bias).
F38F JR Test_EntityVertical_Scan Jump to Test_EntityVertical_Scan to scan for a solid entity above.
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