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Better Napalms range calculation

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Pecusx
2022-07-06 20:43:24 +02:00
parent 9ee021b1f5
commit 8e60cfa723
2 changed files with 4 additions and 4 deletions
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weapons.asm
+4 -4
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@@ -304,7 +304,7 @@ NoLowerCircle
sty magic
RepeatNapalm ; external loop (for fire animation)
mwa xcircle xdraw
sbw xdraw #(napalmRadius) ; 10 characters on left side hit point
sbw xdraw #(napalmRadius) ; 10 pixels on left side hit point
ldy #0
sty magic+1
RepeatFlame ; internal loop (draw flames)
@@ -351,7 +351,7 @@ CharOffTheScreen
adw xdraw #1 ; next char 1 pixels to right
inc magic+1
lda magic+1
cmp #(2*napalmRadius+1) ; 10 chars on left, 10 chars on right and 1 in center
cmp #(2*napalmRadius+1) ; 10 pixels on left, 10 pixels on right and 1 in center
jne RepeatFlame
dec magic
jpl RepeatNapalm
@@ -365,7 +365,7 @@ BurnedCheckLoop
beq EndNurnedCheckLoop
;here the tank exist
; calculate right edge of the fire
adw xcircle #(napalmRadius-8) xdraw ; 10 characters on right side hit point (right edge of the fire - character width)
adw xcircle #(napalmRadius+4+4) xdraw ; 10 pixels on right side hit point + half character width + correction
; now we compare tank position with right edge of the fire (napalm)
lda XtankstableH,x
cmp xdraw+1
@@ -375,7 +375,7 @@ BurnedCheckLoop
@
bcs TankOutOfFire
; let's calculate left edge of the fire
sbw xcircle #(napalmRadius+1) xdraw ; 10 chars on left and 1 in center
sbw xcircle #(napalmRadius+8+4-4) xdraw ; 10 pixels on left + character width (tank) + half character - correction
bpl @+
mwa #0 xdraw ; left screen edge
@