135 lines
5.7 KiB
NASM
135 lines
5.7 KiB
NASM
; Copyright (C) 2019 Christophe Meneboeuf <christophe@xtof.info>
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;
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; This program is free software: you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation, either version 3 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program. If not, see <http://www.gnu.org/licenses/>.
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.include "../monitor.inc"
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.include "../memory.inc"
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.include "../io/textio.inc"
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.include "gr.inc"
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.export Title
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.DATA
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GR_TITLE_00 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
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GR_TITLE_01 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
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GR_TITLE_02 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
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GR_TITLE_03 : .byte $0,$0,$99,$99,$99,$99,$99,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$99,$99,$99,$99,$99,$0
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GR_TITLE_04 : .byte $0,$0,$99,$99,$99,$99,$99,$0,$0,$88,$88,$88,$88,$0,$0,$88,$88,$88,$88,$0,$0,$0,$88,$88,$0,$0,$0,$88,$88,$88,$88,$88,$0,$0,$99,$99,$99,$99,$99,$0
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GR_TITLE_05 : .byte $0,$0,$99,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$0,$0,$88,$0,$0,$88,$0,$0,$88,$0,$0,$0,$0,$88,$0,$99,$0,$0,$0,$0,$0
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GR_TITLE_06 : .byte $0,$0,$99,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$88,$0,$88,$0,$0,$0,$0,$88,$0,$99,$0,$0,$0,$0,$0
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GR_TITLE_07 : .byte $0,$0,$99,$99,$99,$0,$0,$0,$88,$88,$88,$88,$0,$0,$88,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$88,$0,$88,$88,$88,$88,$88,$0,$0,$99,$99,$99,$0,$0,$0
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GR_TITLE_08 : .byte $0,$0,$99,$0,$0,$0,$0,$0,$0,$0,$0,$0,$88,$0,$88,$0,$0,$0,$0,$0,$88,$88,$88,$88,$88,$88,$0,$88,$0,$0,$0,$0,$0,$0,$99,$0,$0,$0,$0,$0
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GR_TITLE_09 : .byte $0,$0,$99,$0,$0,$0,$0,$0,$0,$0,$0,$0,$88,$0,$88,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$88,$0,$88,$0,$0,$0,$0,$0,$0,$99,$0,$0,$0,$0,$0
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GR_TITLE_10 : .byte $0,$0,$99,$99,$99,$99,$99,$0,$88,$0,$0,$0,$88,$0,$88,$0,$0,$0,$0,$0,$88,$0,$0,$0,$0,$88,$0,$88,$0,$0,$0,$0,$0,$0,$99,$99,$99,$99,$99,$0
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GR_TITLE_11 : .byte $0,$0,$99,$99,$99,$99,$99,$0,$88,$88,$88,$88,$0,$0,$0,$88,$88,$88,$88,$0,$88,$0,$0,$0,$0,$88,$0,$88,$0,$0,$0,$0,$0,$0,$99,$99,$99,$99,$99,$0
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GR_TITLE_12 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
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GR_TITLE_13 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
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GR_TITLE_14 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$55,$55,$55,$55,$0,$0,$55,$55,$55,$55,$55,$55,$0,$55,$55,$55,$55,$55,$55,$0,$55,$55,$55,$55,$55,$0,$0,$0
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GR_TITLE_15 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$55,$0,$0,$0,$0,$55,$0,$0,$0,$0,$0,$0,$55,$0,$55,$0,$0,$0,$0,$0,$0,$55,$0,$0,$0,$0,$55,$0,$0
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GR_TITLE_16 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$55,$55,$55,$55,$55,$55,$0,$55,$55,$55,$55,$55,$55,$0,$55,$55,$55,$55,$0,$0,$0,$55,$55,$55,$55,$55,$0,$0,$0
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GR_TITLE_17 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$55,$0,$0,$0,$0,$55,$0,$55,$0,$0,$0,$0,$0,$0,$55,$0,$0,$0,$0,$0,$0,$55,$0,$0,$0,$0,$0,$0,$0
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GR_TITLE_18 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$55,$0,$0,$0,$0,$55,$0,$55,$55,$55,$55,$55,$55,$0,$55,$0,$0,$0,$0,$0,$0,$55,$0,$0,$0,$0,$0,$0,$0
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GR_TITLE_19 : .byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
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.CODE
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Scroll:
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ldx #39
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loop_scroll:
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lda TXT1_LINE1, X
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sta TXT1_LINE0, X
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lda TXT1_LINE2, X
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sta TXT1_LINE1, X
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lda TXT1_LINE3, X
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sta TXT1_LINE2, X
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lda TXT1_LINE4, X
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sta TXT1_LINE3, X
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lda TXT1_LINE5, X
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sta TXT1_LINE4, X
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lda TXT1_LINE6, X
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sta TXT1_LINE5, X
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lda TXT1_LINE7, X
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sta TXT1_LINE6, X
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lda TXT1_LINE8, X
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sta TXT1_LINE7, X
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lda TXT1_LINE9, X
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sta TXT1_LINE8, X
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lda TXT1_LINE10, X
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sta TXT1_LINE9, X
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lda TXT1_LINE11, X
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sta TXT1_LINE10, X
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lda TXT1_LINE12, X
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sta TXT1_LINE11, X
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lda TXT1_LINE13, X
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sta TXT1_LINE12, X
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lda TXT1_LINE14, X
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sta TXT1_LINE13, X
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lda TXT1_LINE15, X
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sta TXT1_LINE14, X
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lda TXT1_LINE16, X
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sta TXT1_LINE15, X
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lda TXT1_LINE17, X
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sta TXT1_LINE16, X
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lda TXT1_LINE18, X
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sta TXT1_LINE17, X
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lda TXT1_LINE19, X
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sta TXT1_LINE18, X
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dex
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bpl loop_scroll
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rts
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.DATA
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Title_Scr_Addr:
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.word GR_TITLE_01, GR_TITLE_02, GR_TITLE_03, GR_TITLE_04, GR_TITLE_05, GR_TITLE_06, GR_TITLE_07, GR_TITLE_08, GR_TITLE_09, GR_TITLE_10
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.word GR_TITLE_11, GR_TITLE_12, GR_TITLE_13, GR_TITLE_14, GR_TITLE_15, GR_TITLE_16, GR_TITLE_17, GR_TITLE_18, GR_TITLE_19
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.CODE
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; @brief Displays's the title screen and main game menu
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Title:
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; Title Screen
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jsr Clear_Gr1
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jsr ClearTxt
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sta $C054 ; page 1
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sta $C056 ; lores
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sta $C050 ; gfx
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sta $C053 ; mixed mode on
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ldy #$FE
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loop_scrolling:
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lda #$A2 ; wait for 66ms
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jsr WAIT
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ldx #39
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loop_lines:
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lda GR_TITLE_00, X
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sta TXT1_LINE19, X
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dex
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bpl loop_lines
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jsr Scroll
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iny
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iny
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lda Title_Scr_Addr, Y
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sta loop_lines+1
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lda Title_Scr_Addr+1, Y
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sta loop_lines+2
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cpy #$26
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bne loop_scrolling
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rts |