diff options
Diffstat (limited to 'engines/bladerunner/item_pickup.cpp')
| -rw-r--r-- | engines/bladerunner/item_pickup.cpp | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/engines/bladerunner/item_pickup.cpp b/engines/bladerunner/item_pickup.cpp index 797fc7c533..cf1ade02fe 100644 --- a/engines/bladerunner/item_pickup.cpp +++ b/engines/bladerunner/item_pickup.cpp @@ -46,7 +46,7 @@ void ItemPickup::setup(int animationId, int screenX, int screenY) { _animationId = animationId; _animationFrame = 0; _facing = 0.0; - _timeLeft = 3000; + _timeLeft = 3000u; _scale = 0; _screenX = CLIP(screenX, 40, 600); _screenY = CLIP(screenY, 40, 440); @@ -68,24 +68,25 @@ void ItemPickup::reset() { _facing = 0.0f; _scale = 1.0f; _animationFrame = 0; - _timeLeft = 0; - _timeLast = 0; + _timeLeft = 0u; + _timeLast = 0u; } void ItemPickup::tick() { - if (_timeLeft == 0) { + if (_timeLeft == 0u) { return; } - int timeNow = _vm->_time->currentSystem(); - int timeDiff = timeNow - _timeLast; + uint32 timeNow = _vm->_time->currentSystem(); + // unsigned difference is intentional + uint32 timeDiff = timeNow - _timeLast; _timeLast = timeNow; - timeDiff = MIN(MIN(timeDiff, 67), _timeLeft); - _timeLeft -= timeDiff; + timeDiff = MIN(MIN(timeDiff, 67u), _timeLeft); + _timeLeft = (_timeLeft < timeDiff) ? 0 : (_timeLeft - timeDiff); - if (_timeLeft >= 2000) { + if (_timeLeft >= 2000u) { _scale = 1.0f - (((2000.0f - _timeLeft) / 1000.0f) * ((2000.0f - _timeLeft) / 1000.0f)); - } else if (_timeLeft < 1000) { + } else if (_timeLeft < 1000u) { _scale = 1.0f - (((1000.0f - _timeLeft) / 1000.0f) * ((1000.0f - _timeLeft) / 1000.0f)); } else { _scale = 1.0f; @@ -101,7 +102,7 @@ void ItemPickup::tick() { } void ItemPickup::draw() { - if (_timeLeft == 0) { + if (_timeLeft == 0u) { return; } |