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authorJuan J. Martinez <jjm@usebox.net>2023-05-25 22:21:36 +0100
committerJuan J. Martinez <jjm@usebox.net>2023-05-25 22:21:36 +0100
commit5d846b3914a032042d0549fd18724efcbf7d9bf9 (patch)
tree2f817f574e4850e24681ed4a78d9b2352197910b /game/main.asm
parent607865f4a8b5662606bd3d361b6a194b016775fc (diff)
downloadtr8vm-5d846b3914a032042d0549fd18724efcbf7d9bf9.tar.gz
tr8vm-5d846b3914a032042d0549fd18724efcbf7d9bf9.zip
Finalised the HUD
Diffstat (limited to 'game/main.asm')
-rw-r--r--game/main.asm107
1 files changed, 102 insertions, 5 deletions
diff --git a/game/main.asm b/game/main.asm
index 253c812..bb2c97e 100644
--- a/game/main.asm
+++ b/game/main.asm
@@ -123,6 +123,12 @@ init_game:
ldi
ldi
+ ; initial lives
+ ld y, 3
+ ld x, <lives
+ ld a, >lives
+ ld [a : x], y
+
halt
call clear_screen
@@ -134,7 +140,55 @@ init_game:
; Update the HUD (score, lives, etc)
;
update_hud:
- ; erase
+ ; lives
+
+ ; settings mode
+ ld y, 128
+ ld b, 0xb0
+ port b, y
+
+ ; setup
+ inc b
+
+ ; addr
+ ld y, <lives_sprite
+ port b, y
+ ld y, >lives_sprite
+ port b, y
+
+ ; x, y
+ ld y, 4
+ port b, y
+ port b, y
+
+ ; w
+ ld y, 13
+ port b, y
+ ; h
+ ld y, 8
+ port b, y
+
+ ; blit
+ dec b
+ ; write, transparent
+ ld y, 3
+ port b, y
+
+ ; digits
+ ld x, 1
+ push x
+
+ ; addr of the BCD number
+ ld x, <lives
+ ld a, >lives
+ ; where we want the text
+ ld b, 13
+ ld y, 4
+
+ call put_bcd_number
+ pop x
+
+ ; erase score
; settings mode
ld y, 128
@@ -177,7 +231,7 @@ update_hud:
ld y, 1
port b, y
- ; 6 digits
+ ; digits
ld x, 6
push x
@@ -189,8 +243,44 @@ update_hud:
ld y, 4
call put_bcd_number
-
pop x
+
+ ; small title
+
+ ; settings mode
+ ld y, 128
+ ld b, 0xb0
+ port b, y
+
+ ; setup
+ inc b
+
+ ; addr
+ ld y, <title_small
+ port b, y
+ ld y, >title_small
+ port b, y
+
+ ; x
+ ld y, 52
+ port b, y
+ ; y
+ ld y, 4
+ port b, y
+
+ ; w
+ ld y, 24
+ port b, y
+ ; h
+ ld y, 8
+ port b, y
+
+ ; blit
+ dec b
+ ; write, transparent
+ ld y, 3
+ port b, y
+
ret
;
@@ -387,6 +477,8 @@ hiscore:
.db 0, 1, 0, 0, 0, 0
score:
.db 0, 0, 0, 0, 0, 0
+lives:
+ .db 0
;
; entity data
@@ -409,6 +501,8 @@ player_coord:
.db ET_END
; sprite data
+lives_sprite:
+ .incpng "assets/lives.png"
player_sprite:
.incpng "assets/player.png"
pbullet_sprite:
@@ -463,11 +557,14 @@ stars:
; menu data
title:
.incpng "assets/title.png"
-font:
- .incpng "assets/font.png"
+title_small:
+ .incpng "assets/title_small.png"
usebox:
.incpng "assets/usebox.png"
+font:
+ .incpng "assets/font.png"
+
; texts
press_start_text:
.str "PRESS START!"