double: add stable midline version
This commit is contained in:
Vince Weaver
parent
d19cbaeaaf
commit
cb276305fc
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@ -7,11 +7,12 @@ EMPTYDISK = ../../empty_disk/empty.dsk
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all: double.dsk
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double.dsk: HELLO DOUBLE STATIC
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double.dsk: HELLO DOUBLE STATIC MIDLINE
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cp $(EMPTYDISK) double.dsk
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$(DOS33) -y double.dsk SAVE A HELLO
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$(DOS33) -y double.dsk BSAVE -a 0x6000 DOUBLE
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$(DOS33) -y double.dsk BSAVE -a 0x6000 STATIC
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$(DOS33) -y double.dsk BSAVE -a 0x6000 MIDLINE
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###
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@ -68,5 +69,31 @@ static.o: static.s \
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###
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MIDLINE: midline.o
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ld65 -o MIDLINE midline.o -C $(LINKERSCRIPTS)/apple2_6000.inc
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midline.o: midline.s \
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zp.inc hardware.inc pt3_lib_mockingboard_detect.s \
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pt3_lib_mockingboard_setup.s pt3_lib_detect_model.s \
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pt3_lib_core.s \
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zx02_optim.s copy_400.s gr_offsets.s vblank.s \
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text_print.s title.s gr_fast_clear.s \
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interrupt_handler.s pt3_lib_mockingboard_patch.s \
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wait_a_bit.s wait.s pt3_lib_init.s \
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music/fighting.zx02 \
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setup_graphics.s \
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effect_static.s \
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effect_sin_window.s \
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effect_midline.s \
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table/sin.table \
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graphics/sworg_hgr.hgr.zx02 \
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graphics/sworg_dhgr.aux.zx02 \
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graphics/sworg_dhgr.bin.zx02 \
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graphics/sworg_dgr.main.zx02 \
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graphics/sworg_dgr.aux.zx02
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ca65 -o midline.o midline.s -l midline.lst
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###
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clean:
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rm -f *~ *.o *.lst HELLO DOUBLE STATIC
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rm -f *~ *.o *.lst HELLO DOUBLE STATIC MIDLINE
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@ -0,0 +1,486 @@
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; Double Hi-res / Double lo-res mode switch fun
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; by Vince `deater` Weaver
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.include "zp.inc"
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.include "hardware.inc"
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double:
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lda #0
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sta FRAME
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lda #$ff
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sta FRAMEH
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;================================
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; detect model
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;================================
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jsr detect_appleii_model
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;======================
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; machine workarounds
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;======================
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; mostly IIgs
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;===================
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; thanks to 4am who provided this code from Total Replay
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lda ROM_MACHINEID
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cmp #$06
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bne not_a_iigs
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sec
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jsr $FE1F ; check for IIgs
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bcs not_a_iigs
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; gr/text page2 handling broken on early IIgs models
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; this enables the workaround
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jsr ROM_TEXT2COPY ; set alternate display mode on IIgs
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cli ; enable VBL interrupts
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; also set background color to black instead of blue
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lda NEWVIDEO
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and #%00011111 ; bit 7 = 0 -> IIgs Apple II-compat video modes
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; bit 6 = 0 -> IIgs 128K memory map same as IIe
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; bit 5 = 0 -> IIgs DHGR is color, not mono
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; bits 0-4 unchanged
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sta NEWVIDEO
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lda #$F0
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sta TBCOLOR ; white text on black background
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lda #$00
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sta CLOCKCTL ; black border
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sta CLOCKCTL ; set twice for VidHD
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not_a_iigs:
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;================================
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; setup vblank routine
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;================================
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.if 0
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lda APPLEII_MODEL
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cmp #'G'
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beq setup_vblank_iigs
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cmp #'C'
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beq setup_vblank_iic
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setup_vblank_iie:
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lda #<wait_vblank_iie
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sta vblank_smc+1
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lda #>wait_vblank_iie
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sta vblank_smc+2
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jmp done_setup_vblank
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setup_vblank_iigs:
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lda #<wait_vblank_iigs
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sta vblank_smc+1
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lda #>wait_vblank_iigs
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sta vblank_smc+2
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jmp done_setup_vblank
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setup_vblank_iic:
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lda #<wait_vblank_iic
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sta vblank_smc+1
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lda #>wait_vblank_iic
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sta vblank_smc+2
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jmp done_setup_vblank
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done_setup_vblank:
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.endif
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;====================
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; show title message
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;====================
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lda #0
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sta DRAW_PAGE
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jsr show_title
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;===================
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; print config
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;===================
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lda #<config_string
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sta OUTL
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lda #>config_string
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sta OUTH
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jsr move_and_print
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; print detected model
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lda APPLEII_MODEL
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ora #$80
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sta $7d0+8 ; 23,8
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; if GS print the extra S
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cmp #'G'|$80
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bne not_gs
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lda #'S'|$80
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sta $7d0+9
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not_gs:
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lda #0
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sta SOUND_STATUS ; clear out, sound enabled
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;===========================================
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; skip checks if open-apple being held down
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lda $C061
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and #$80 ; only bit 7 is affected
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bne skip_all_checks ; rest is floating bus
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;===================================
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; Detect Mockingboard
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;===================================
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PT3_ENABLE_APPLE_IIC = 1
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; detect mockingboard
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jsr mockingboard_detect
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bcc mockingboard_notfound
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mockingboard_found:
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; print detected location
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lda #'S'+$80 ; change NO to slot
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sta $7d0+30
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lda MB_ADDR_H ; $C4 = 4, want $B4 1100 -> 1011
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and #$87
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ora #$30
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sta $7d0+31 ; 23,31
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lda SOUND_STATUS ; indicate we have mockingboard
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ora #SOUND_MOCKINGBOARD
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sta SOUND_STATUS
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;===========================
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; patch mockingboard
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;===========================
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jsr mockingboard_patch ; patch to work in slots other than 4
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;============================
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; Init the Mockingboard
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;============================
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jsr mockingboard_init
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jsr reset_ay_both
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jsr clear_ay_both
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;======================
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; decompress the music
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;======================
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PT3_LOC = $b000
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.if 0
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lda #<fighting_zx02
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sta ZX0_src
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lda #>fighting_zx02
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sta ZX0_src+1
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lda #$b0 ; decompress at $b000
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jsr full_decomp
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;==================
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; init song
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;==================
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PT3_DISABLE_FREQ_CONVERSION = 1
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PT3_DISABLE_SWITCHABLE_FREQ_CONVERSION = 1
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jsr pt3_init_song
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lda #0
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sta DONE_PLAYING
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lda #1
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sta LOOP
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.endif
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mockingboard_notfound:
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skip_all_checks:
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;=======================
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; show title for a bit
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;=======================
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; you can skip with keypress
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lda #25
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jsr wait_a_bit
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;================================
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; Clear screen and setup graphics
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;================================
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.include "setup_graphics.s"
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;=================================
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; midline first, no music
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;=================================
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;==================================
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; get exact vblank region
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;==================================
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; from Sather / Apple IIe / 3-26
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;
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; takes up to 7 frames
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poll1:
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lda VBLANK ; Find end of VBL
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bmi poll1 ; Fall through at VBL
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poll2:
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lda VBLANK
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bpl poll2 ; Fall through at VBL' ; 2
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lda $00 ; Now slew back in 17029 cycle loops ; 3
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lp17029:
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ldx #17 ; ; 2
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jsr waitx1k ; ; 17000
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jsr delay_12 ; ; 12
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lda $00 ; nop3 ; 3
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lda $00 ; nop3 ; 3
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lda VBLANK ; Back to VBL yet? ; 4
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nop ; ; 2
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bmi lp17029 ; no, slew back ; 2/3
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;=================================
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; do effects
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;=================================
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midline_loop:
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effect_midline:
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outer_loop:
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ldx #192 ; 2
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; 2
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lda $00 ; nop 3 ; 3
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; 5
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jmp skip_nop
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; 8
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inner_loop:
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nop ; 2
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nop ; 2
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nop ; 2
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nop ; 2
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skip_nop:
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; 8
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; set text
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sta LORES ; 4
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sta SET_TEXT ; 4
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sta SETAN3 ; 4
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sta CLR80COL ; 4
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; bit PAGE1 ; 4
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nop
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nop
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; 28
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jsr delay_12 ; 12
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; 40
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; set double-hires
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sta SET_GR ; 4
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sta HIRES ; 4
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sta CLRAN3 ; 4
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sta SET80COL ; 4
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bit PAGE2 ; 4
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; 60
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dex ; 2
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; 62
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bne inner_loop ; 2/3
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; 65
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; -1
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;==================================
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; vblank = 4550 cycles
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; Try X=226 Y=4 cycles=4545
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skip_vblank:
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lda $00 ; nop3
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ldy #4 ; 2
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loop3: ldx #226 ; 2
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loop4: dex ; 2
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bne loop4 ; 2nt/3
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dey ; 2
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bne loop3 ; 2nt/3
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jmp midline_loop ; 3
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.align $100
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;===================================
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; wait y-reg times 10
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;===================================
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loop10:
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bne skip
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waitx10:
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dey ; wait y-reg times 10 ; 2
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skip:
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dey ; 2
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nop ; 2
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bne loop10 ; 2/3
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rts ; 6
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;===================================
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; wait x-reg times 1000
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;===================================
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loop1k:
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pha ; 3
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pla ; 4
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nop ; 2
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nop ; 2
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waitx1k:
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ldy #98 ; wait x-reg times 1000 ; 2
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jsr waitx10 ; 980
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nop ; 2
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dex ; 2
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bne loop1k ; 2/3
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rts1:
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rts ; 6
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.include "vblank.s"
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; actually want 1524-12 = 1512 (6 each for jsr/rts)
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; 1532
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; Try X=1 Y=139 cycles=1530
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; 1524
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; Try X=5 Y=49 cycles=1520
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; 1512
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; Try X=22 Y=13 cycles=1509
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delay_1560:
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nop
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nop
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nop
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nop
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delay_1552:
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nop
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nop
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delay_1548:
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nop
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nop
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delay_1544:
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nop
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ldy #139 ; 2
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loop5: ldx #1 ; 2
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loop6: dex ; 2
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bne loop6 ; 2nt/3
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dey ; 2
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bne loop5 ; 2nt/3
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delay_12:
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rts
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.include "pt3_lib_detect_model.s"
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.include "pt3_lib_core.s"
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.include "pt3_lib_init.s"
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.include "pt3_lib_mockingboard_setup.s"
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.include "interrupt_handler.s"
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.include "pt3_lib_mockingboard_detect.s"
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.include "pt3_lib_mockingboard_patch.s"
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.include "zx02_optim.s"
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.include "copy_400.s"
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image_hgr:
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.incbin "graphics/sworg_hgr.hgr.zx02"
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image_dhgr_aux:
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.incbin "graphics/sworg_dhgr.aux.zx02"
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image_dhgr_bin:
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.incbin "graphics/sworg_dhgr.bin.zx02"
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image_dgr_aux:
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.incbin "graphics/sworg_dgr.aux.zx02"
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image_dgr_main:
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.incbin "graphics/sworg_dgr.main.zx02"
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a2_string:
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; 012345678901234567 8 9
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.byte "Apple II Forever!! ",'@'+$80," "
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.byte "Apple II Forever! ",'@'+$80," ",0
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; .byte "DOUBLE DOUBLE by DEATER / DsR ",0
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top_string_aux:
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.byte "DUL OBEb ETR/DR",0
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top_string_main:
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.byte "OBEDUL yDAE s ",0
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.byte "DOUBLE DOUBLE by DEATER / DsR ",0
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; .byte " Graphics based on art by @helpcomputer0 Music: N. UEMATSU",0
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config_string:
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; 0123456789012345678901234567890123456789
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.byte 0,23,"APPLE II? MOCKINGBOARD: NO ",0
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.include "text_print.s"
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.include "title.s"
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.include "gr_fast_clear.s"
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.include "wait_a_bit.s"
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.include "wait.s"
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.include "gr_offsets.s"
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;.include "load_music.s"
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;fighting_zx02:
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;.incbin "music/fighting.zx02"
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; 0 = DGR page1
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; 1 = 40 Column TEXT page2
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; 2 = HGR page2
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; 3 = 80 Column TEXT page1
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; 4 = ?? page 1
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; 5 = LO-RES page1
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; 6 = ??
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; 7 = double hi-res
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middle_table1:
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.byte <LORES,<SET_TEXT,<HIRES,<SET_TEXT
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.byte <HIRES,<LORES,<HIRES,<HIRES
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middle_table2:
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.byte <SET80COL,<CLR80COL,<CLR80COL,<SET80COL
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.byte <SET80COL,<SET80COL,<CLR80COL,<SET80COL
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middle_table3:
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.byte <CLRAN3,<SETAN3,<SETAN3,<SETAN3
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.byte <SETAN3,<SETAN3,<CLRAN3,<CLRAN3
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middle_table4:
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.byte <PAGE1,<PAGE2,<PAGE2,<PAGE1
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.byte <PAGE1,<PAGE1,<PAGE2,<PAGE1
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