Some shit software I was messing with on gb
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include "charmap.inc"
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include "video.inc"
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section "home/text.asm@data", rom0
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gfx_font:
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incbin "assets/tetrisfont.1bpp"
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.end
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section "home/text.asm@vram", vram
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ds $2D tiles
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v_font_dash_period: ds 2 tiles
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ds $1 tiles
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v_font_numbers: ds 10 tiles
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ds $7 tiles
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v_font_uppercase: ds 26 tiles
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ds $6 tiles
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v_font_lowercase: ds 26 tiles
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section "home/text.asm", rom0
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print::
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; hl: String
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; de: Tilemap position
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ld a, [hli]
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cp "$"
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ret z
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call lcd_blank_wait ; TODO: Really hackish.
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ld [de], a
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inc de
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jr print
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print_num_3digit::
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; a: Number
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; de: Tilemap positon
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push af
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call lcd_blank_wait
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xor a
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ld [de], a
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inc de
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ld [de], a
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inc de
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ld [de], a
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pop af
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ld l, 3
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.loop
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ld c, 10
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call divide
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add "0"
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call lcd_blank_wait
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ld [de], a
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ld a, b
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and a
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ret z
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dec de
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dec l
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jr nz, .loop
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ret
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font_load::
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ld hl, gfx_font
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ld de, v_font_numbers
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ld bc, (10 tiles) / 2
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call memcpy_double
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ld de, v_font_uppercase
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ld bc, (26 tiles) / 2
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call memcpy_double
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ld hl, gfx_font + (10 tiles) / 2
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ld de, v_font_lowercase
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ld bc, (26 tiles) / 2
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call memcpy_double
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ld de, v_font_dash_period + (1 tiles)
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ld bc, (1 tiles) / 2
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call memcpy_double
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ld de, v_font_dash_period
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ld bc, (1 tiles) / 2
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jp memcpy_double
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