diff options
Diffstat (limited to 'src/player.s')
| -rw-r--r-- | src/player.s | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/player.s b/src/player.s index b900e52..e86c491 100644 --- a/src/player.s +++ b/src/player.s @@ -370,11 +370,16 @@ lda #THROTTLE_RIGHT bne @apply_acceleration - ;; If neither left nor right is being pressed, go for a zero - ;; acceleration, which will slow down the player instead of going to a - ;; full stop. + ;; If neither left nor right is being pressed we have to move to a + ;; resting state on the horizontal axis. When throttling this means an + ;; acceleration of 0 (i.e. slow down), when walking this means going to + ;; an immediate full stop. @nothing: lda #0 + bit zp_state + bmi @apply_acceleration + sta zp_velocity_x + beq @apply_velocity ;; As with vertical motion, `a` contains the acceleration to aim for, ;; and we just subtract the current velocity and see if we either have |