Routines
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8E29: Fills the attribute bytes leftwards from column 1
Used by the routines at check_user_input, handle_perp_caught and transition.
fill_attributes 8E29 LD HL,$5901 Screen attribute position (1,8)
8E2C LD B,$00 Clear B for C to be set in a moment
8E2E LD A,$10 16 rows of attributes
fill_attributes_0 8E30 LD D,H Destination address
8E31 LD E,L
8E32 LD C,$1C 28 bytes to copy (why isn't this 29?)
8E34 INC E Dest++
8E35 LDIR Fill by 'rolling'
8E37 INC HL Skip four (32 wide - 28)
8E38 INC HL
8E39 INC HL
8E3A INC HL
8E3B DEC A Row counter--
8E3C JR NZ,fill_attributes_0 Loop until it hits zero
8E3E LD ($A231),A transition_control = 0
8E41 RET Return
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