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second: more work on animation

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This commit is contained in:
Vince Weaver 2023-09-17 21:24:41 -04:00
parent ae595b8117
commit 620e3e75ba
7 changed files with 159 additions and 15 deletions
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4
demos/second/gr_pageflip.s
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@ -6,14 +6,14 @@ page_flip:
lda DISP_PAGE ; 3
beq page_flip_show_1 ; 2nt/3
page_flip_show_0:
bit PAGE0 ; 4
bit PAGE1 ; 4
lda #4 ; 2
sta DRAW_PAGE ; DRAW_PAGE=1 ; 3
lda #0 ; 2
sta DISP_PAGE ; DISP_PAGE=0 ; 3
rts ; 6
page_flip_show_1:
bit PAGE1 ; 4
bit PAGE2 ; 4
sta DRAW_PAGE ; DRAW_PAGE=0 ; 3
lda #1 ; 2
sta DISP_PAGE ; DISP_PAGE=1 ; 3

8
demos/second/hardware.inc
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@ -4,8 +4,8 @@ KEYPRESS = $C000
KEYRESET = $C010
;; SOFT SWITCHES
CLR80COL = $C000 ; PAGE0/PAGE1 normal
SET80COL = $C001 ; PAGE0/PAGE1 switches PAGE0 in Aux instead
CLR80COL = $C000 ; PAGE1/PAGE1 normal
SET80COL = $C001 ; PAGE1/PAGE2 switches PAGE1 in Aux instead
EIGHTYCOLOFF = $C00C
EIGHTYCOLON = $C00D
TBCOLOR = $C022 ; IIgs fg/bg colors
@ -16,8 +16,8 @@ SET_GR = $C050
SET_TEXT = $C051
FULLGR = $C052
TEXTGR = $C053
PAGE0 = $C054
PAGE1 = $C055
PAGE1 = $C054
PAGE2 = $C055
LORES = $C056 ; Enable LORES graphics
HIRES = $C057 ; Enable HIRES graphics
AN3 = $C05E ; Annunciator 3

73
demos/second/part18_3d/3d.inc
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@ -8,7 +8,7 @@
; BOX x1,y1 to x2,y2
; CLEAR -
num_scenes=2
num_scenes=5
frame15:
.byte SET_COLOR | BLACK
@ -35,5 +35,72 @@ frame16:
.byte HLIN, 28, 33, 22
.byte HLIN, 28, 30, 23
.byte END
frame17:
.byte SET_COLOR | BLACK ; 1
.byte CLEAR ; 2
.byte SET_COLOR | WHITE ; 3
.byte BOX, 4, 6, 23,41 ; 8
.byte SET_COLOR | BROWN ; 9
.byte BOX, 24, 6, 35,36 ; 14
.byte SET_COLOR | GREY1 ; 15
.byte BOX, 26, 20, 32, 21 ; 20
.byte BOX, 24, 36, 30, 40 ; 25
.byte BOX, 29, 37, 35, 41 ; 30
.byte HLIN, 27, 31, 19 ; 34
.byte SET_COLOR | RED ; 35
.byte HLIN, 26, 32, 22 ; 39
.byte SET_COLOR | MEDIUM_BLUE ; 40
.byte BOX, 33, 11, 35, 17 ; 45
.byte BOX, 33, 25, 35, 30 ; 50
.byte SET_COLOR | LIGHT_BLUE ; 51
.byte HLIN, 26, 32, 23 ; 55
.byte HLIN, 27, 31, 24 ; 59
.byte END ; 60
frame18:
.byte SET_COLOR | BLACK
.byte CLEAR
.byte SET_COLOR | WHITE
.byte BOX, 4, 6, 18,41
.byte SET_COLOR | BROWN
.byte BOX, 19, 6, 35,38
.byte SET_COLOR | GREY1
.byte BOX, 27, 21, 34, 23
.byte BOX, 19, 39, 35, 41
.byte HLIN, 28, 31, 20
.byte HLIN, 19, 23, 37
.byte HLIN, 19, 28, 38
.byte SET_COLOR | RED
.byte HLIN, 27, 34, 24
.byte SET_COLOR | MEDIUM_BLUE
.byte BOX, 29, 11, 32, 18
.byte BOX, 29, 27, 32, 32
.byte SET_COLOR | LIGHT_BLUE
.byte HLIN, 27, 34, 25
.byte HLIN, 28, 33, 26
.byte END
frame19:
.byte SET_COLOR | BLACK
.byte CLEAR
.byte SET_COLOR | WHITE
.byte BOX, 4, 6, 12,41
.byte SET_COLOR | BROWN
.byte BOX, 13, 6, 35,40
.byte SET_COLOR | MEDIUM_BLUE
.byte BOX, 25, 11, 28, 18
.byte BOX, 33, 11, 35, 18
.byte BOX, 25, 26, 28, 32
.byte BOX, 33, 29, 35, 33
.byte SET_COLOR | GREY1
.byte BOX, 29, 21, 35, 24
.byte HLIN, 29, 34, 20
.byte HLIN, 13, 18, 38
.byte HLIN, 13, 25, 39
.byte HLIN, 13, 35, 41
.byte SET_COLOR | RED
.byte HLIN, 29, 35, 25
.byte SET_COLOR | LIGHT_BLUE
.byte HLIN, 28, 35, 26
.byte HLIN, 29, 35, 27
.byte HLIN, 30, 35, 38
.byte VLIN, 21, 26, 28
.byte END

63
demos/second/part18_3d/draw_boxes.s
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@ -91,9 +91,10 @@ update_pointer:
draw_table_l:
.byte <(clear_screen-1),<(draw_box-1),<(draw_hlin-1),<(draw_vlin-1)
.byte <(draw_plot-1)
draw_table_h:
.byte >(clear_screen-1),>(draw_box-1),>(draw_hlin-1),>(draw_vlin-1)
.byte >(draw_plot-1)
;=================================
;=================================
@ -153,7 +154,7 @@ draw_box_xloop_smc:
iny
draw_box_yend_smc:
cpy #0
bne draw_box_yloop
bcc draw_box_yloop
; done
@ -167,6 +168,39 @@ draw_box_yend_smc:
;=================================
;=================================
draw_hlin:
iny ; FIXME: move to common code
lda (INL),Y
sta X1
iny
lda (INL),Y
sta X2
iny
lda (INL),Y
sta Y1
lda Y1
lsr
tay
lda gr_offsets_l,Y
sta draw_hlin_xloop_smc+1
lda gr_offsets_h,Y
clc
adc DRAW_PAGE
sta draw_hlin_xloop_smc+2
lda COLOR
ldx X2
draw_hlin_xloop:
draw_hlin_xloop_smc:
sta $400,X
dex
cpx X1
bcs draw_hlin_xloop ; bge
; done
lda #4
@ -184,6 +218,31 @@ draw_vlin:
jmp update_pointer
;=================================
;=================================
; draw plot
;=================================
;=================================
draw_plot:
iny
lda (INL),Y
tax
iny
lda (INL),Y
tay
draw_plot_smc:
sta $400
; done
lda #3
jmp update_pointer
.include "gr_fast_clear.s"

20
demos/second/part18_3d/threed.s
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@ -31,7 +31,7 @@ load_loop:
bit SET_GR
bit LORES
bit FULLGR
bit PAGE0
bit PAGE1
lda #0
sta DRAW_PAGE
@ -50,8 +50,26 @@ forever:
scene_loop:
jsr draw_scene
;============================
; flip pages
;============================
lda DRAW_PAGE ; 3
beq was_page1 ; 2/3
was_page2:
bit PAGE2 ; 4
lda #$0 ; 2
beq done_pageflip ; 2/3
was_page1:
bit PAGE1 ; 4
lda #$4 ; 2
done_pageflip:
sta DRAW_PAGE ; 3
jsr wait_until_keypress
dec SCENE_COUNT
bne scene_loop

2
demos/second/roto.s
View File

@ -5,7 +5,7 @@ do_rotozoom:
; Clear screen and setup graphics
;================================
bit PAGE0 ; set page 0
bit PAGE1 ; set page 1
bit LORES ; Lo-res graphics
lda #0

4
demos/second/second.s
View File

@ -232,7 +232,7 @@ load_loop:
bit SET_GR
bit HIRES
bit FULLGR
bit PAGE0
bit PAGE1
;=======================
; start music
@ -287,7 +287,7 @@ load_loop:
bit HIRES
bit FULLGR
bit PAGE0
bit PAGE1
;================================