mirror of https://github.com/nmlgc/ReC98.git
15 lines
485 B
NASM
15 lines
485 B
NASM
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; Fills the given playfield rows between ES:0 (top row) and ES:DI (left byte
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; in the bottom row) with the current GRCG tile.
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; Assumes that the GRCG is set to TDW mode.
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; void __usercall grcg_fill_playfield_rows(void far *vram_byte_at_bottom_left<es:di>);
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public _grcg_fill_playfield_rows
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_grcg_fill_playfield_rows proc near
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mov cx, PLAYFIELD_VRAM_W / 4
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rep stosd
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sub di, ROW_SIZE + PLAYFIELD_VRAM_W
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jge short _grcg_fill_playfield_rows
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retn
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_grcg_fill_playfield_rows endp
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even
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