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fish: hook up score code
was more of a pain than you'd think. have to be careful reusing sprite code
This commit is contained in:
Vince Weaver
parent
cc0a348394
commit
524717f987
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@ -19,6 +19,8 @@ fish.o: fish.s zx02_optim.s \
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graphics/fish_sprites.inc \
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sounds/fish.btc.zx02 \
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sounds/get_in_boat.btc.zx02 \
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hgr_sprite.s \
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hgr_sprite_mask.s \
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hgr_sprite_big.s \
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audio.s play_sounds.s \
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zp.inc hardware.inc
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@ -216,6 +216,12 @@ load_background:
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sta HGR_PAGE
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jsr hgr_make_tables
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; testing
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lda #$12
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sta SCORE_L
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lda #$78
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sta SCORE_H
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; start at least 8k in?
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@ -229,24 +235,16 @@ main_loop:
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jsr flip_page
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.if 0
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;========================
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; copy over background
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;========================
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reset_loop:
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; draw the scene
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;========================
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;========================
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lda FRAME
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and #$2
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beq odd_bg
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even_bg:
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lda #$A0
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bne do_bg
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odd_bg:
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lda #$80
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do_bg:
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jsr hgr_copy
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.endif
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;==================================
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; copy over (erase) old background
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lda #<bg_data
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sta ZX0_src
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@ -262,8 +260,7 @@ do_bg:
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inc FRAME
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;==========================
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; copy over proper boat
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;==========================
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; draw boat
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lda FRAME
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; lsr
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@ -286,8 +283,10 @@ do_bg:
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jsr hgr_draw_sprite_big
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;===========================
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; draw strong bad
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; draw ripples
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;===========================
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; draw strong bad
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draw_strong_bad:
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@ -352,14 +351,19 @@ draw_common_animation:
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jsr hgr_draw_sprite_big
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;==========================
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; update score?
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;===========================
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;============================
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; draw fish
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;============================
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; draw reed (over fish)
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;==========================
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; draw score
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jsr draw_score
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;============================
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; play sound
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@ -403,6 +407,9 @@ do_jig:
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lda #10
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sta ANIMATION_COUNT
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ldx #0
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jsr update_score
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jmp main_loop
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do_lure:
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@ -454,6 +461,83 @@ done_flip:
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rts
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;===================================
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; draw score
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;===================================
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; score is at 6,7,8,9,10. 10 is always 0
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draw_score:
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lda SCORE_L
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and #$f
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tax
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lda #9
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jsr actual_draw_score
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lda SCORE_L
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lsr
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lsr
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lsr
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lsr
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tax
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lda #8
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jsr actual_draw_score
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lda SCORE_H
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and #$f
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tax
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lda #7
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jsr actual_draw_score
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lda SCORE_H
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lsr
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lsr
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lsr
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lsr
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tax
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lda #6
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; jsr actual_draw_score
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; rts
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actual_draw_score:
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sta SPRITE_X
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lda numbers_l,X
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sta INL
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lda numbers_h,X
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sta INH
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lda #177
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sta SPRITE_Y
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jmp hgr_draw_sprite
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; rts
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;====================================
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; update score
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;====================================
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; offset of update value in X
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; score is BCD and in SCORE_H,SCORE_L
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update_score:
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sed
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lda score_values,X
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clc
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adc SCORE_L
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sta SCORE_L
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lda #0
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adc SCORE_H
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sta SCORE_H
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cld
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rts
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score_values:
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; 50 100 400 500
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.byte $05, $10, $40, $50
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boat_sprites_l:
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.byte <boat2_sprite,<boat1_sprite,<boat3_sprite,<boat1_sprite
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@ -500,6 +584,18 @@ lure_sprites_h:
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.byte >sb_sprite,>sb_fish1_sprite
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.byte >sb_sprite
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numbers_h:
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.byte >zero_sprite,>one_sprite,>two_sprite
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.byte >three_sprite,>four_sprite,>five_sprite
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.byte >six_sprite,>seven_sprite,>eight_sprite
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.byte >nine_sprite
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numbers_l:
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.byte <zero_sprite,<one_sprite,<two_sprite
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.byte <three_sprite,<four_sprite,<five_sprite
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.byte <six_sprite,<seven_sprite,<eight_sprite
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.byte <nine_sprite
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bg_data:
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.incbin "graphics/fish_bg.hgr.zx02"
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@ -510,6 +606,10 @@ bg_data:
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.include "hgr_tables.s"
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.include "hgr_sprite_big.s"
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.include "hgr_sprite_mask.s"
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.include "hgr_sprite.s"
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; .include "hgr_copy_fast.s"
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.include "audio.s"
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.include "play_sounds.s"
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Binary file not shown.
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Before Width: | Height: | Size: 5.2 KiB After Width: | Height: | Size: 5.4 KiB |
79
games/sb/fish/hgr_sprite.s
Normal file
79
games/sb/fish/hgr_sprite.s
Normal file
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@ -0,0 +1,79 @@
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;================================================
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; hgr draw sprite (only at 7-bit boundaries)
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;================================================
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; just plain draw the sprite
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; no masking or transparency
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; draws to page DRAWPAGE
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; SPRITE in INL/INH
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; Location at SPRITE_X SPRITE_Y
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; xsize, ysize in first two bytes
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hgr_draw_sprite:
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ldy #0
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lda (INL),Y ; load xsize
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clc
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adc SPRITE_X
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sta hds_sprite_width_end_smc+1 ; self modify for end of line
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iny ; load ysize
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lda (INL),Y
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sta hds_sprite_ysize_smc+1 ; self modify
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; point smc to sprite
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lda INL ; 16-bit add
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sta hds_sprite_smc1+1
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lda INH
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sta hds_sprite_smc1+2
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ldx #0 ; X is pointer offset
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stx CURRENT_ROW ; actual row
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ldx #2
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hgr_ds_yloop:
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lda CURRENT_ROW ; row
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clc
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adc SPRITE_Y ; add in cursor_y
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; calc GBASL/GBASH
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tay ; get output ROW into GBASL/H
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lda hposn_low,Y
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sta GBASL
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lda hposn_high,Y
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clc
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adc DRAW_PAGE
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sta GBASH
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ldy SPRITE_X
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hgr_ds_inner_loop:
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hds_sprite_smc1:
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lda $f000,X ; load sprite data
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sta (GBASL),Y ; store to screen
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inx ; increment sprite offset
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iny ; increment output position
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hds_sprite_width_end_smc:
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cpy #6 ; see if reached end of row
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bne hgr_ds_inner_loop ; if not, loop
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inc CURRENT_ROW ; row
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lda CURRENT_ROW ; row
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hds_sprite_ysize_smc:
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cmp #31 ; see if at end
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bne hgr_ds_yloop ; if not, loop
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rts
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92
games/sb/fish/hgr_sprite_mask.s
Normal file
92
games/sb/fish/hgr_sprite_mask.s
Normal file
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@ -0,0 +1,92 @@
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;================================================
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; hgr draw sprite mask (only at 7-bit boundaries)
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;================================================
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; SPRITE in INL/INH
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; MASK in MASKL/MASKH
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; Location at SPRITE_X SPRITE_Y
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; xsize, ysize in first two bytes
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; sprite AT INL/INH
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hgr_draw_sprite_mask:
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ldy #0
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lda (INL),Y ; load xsize
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clc
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adc SPRITE_X
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sta hsm_sprite_width_end_smc+1 ; self modify for end of line
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iny ; load ysize
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lda (INL),Y
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sta hsm_sprite_ysize_smc+1 ; self modify
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; point smc to sprite
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lda INL ; 16-bit add
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sta hsm_sprite_smc1+1
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lda INH
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sta hsm_sprite_smc1+2
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lda MASKL
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sta hsm_mask_smc1+1
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lda MASKH
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sta hsm_mask_smc1+2
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ldx #0 ; X is pointer offset
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stx CURRENT_ROW ; actual row
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ldx #2
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hgr_sm_sprite_yloop:
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lda CURRENT_ROW ; row
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clc
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adc SPRITE_Y ; add in cursor_y
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; calc GBASL/GBASH
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tay ; get output ROW into GBASL/H
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lda hposn_low,Y
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sta GBASL
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lda hposn_high,Y
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clc
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adc DRAW_PAGE
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sta GBASH
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ldy SPRITE_X
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hgr_sm_sprite_inner_loop:
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lda (GBASL),Y ; load bg
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hsm_sprite_smc1:
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eor $f000,X ; load sprite data
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hsm_mask_smc1:
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and $f000,X
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eor (GBASL),Y
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sta (GBASL),Y ; store to screen
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inx ; increment sprite offset
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iny ; increment output position
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hsm_sprite_width_end_smc:
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cpy #6 ; see if reached end of row
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bne hgr_sm_sprite_inner_loop ; if not, loop
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inc CURRENT_ROW ; row
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lda CURRENT_ROW ; row
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hsm_sprite_ysize_smc:
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cmp #31 ; see if at end
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bne hgr_sm_sprite_yloop ; if not, loop
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rts
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@ -137,11 +137,13 @@ CURRENT_DISK = $DC
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; More zero-page addresses
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; we try not to conflict with anything DOS, MONITOR or BASIC related
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SCORE_L = $E0
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SCORE_H = $E1
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D1_SCORE = $E0
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D1_SCORE_H = $E1
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D2_SCORE = $E2
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D2_SCORE_H = $E3
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;D1_SCORE = $E0
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;D1_SCORE_H = $E1
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;D2_SCORE = $E2
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;D2_SCORE_H = $E3
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D1_STATE = $E4
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DUCK_MISSING = $00
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