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authorJohannes Schickel2012-09-21 03:01:39 +0200
committerJohannes Schickel2012-09-21 03:01:39 +0200
commitfad5041a3206da1649702874b563986d65a3626a (patch)
treed7d06a9053bebdc47a2ebae559d24f32b831e92b /engines/toltecs
parent1aa12ddb967832e196ae694d34a4ba49802cab2c (diff)
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TOLTECS: Replace ceil with integer maths.
This removes an unnecessary use of floating point maths.
Diffstat (limited to 'engines/toltecs')
-rw-r--r--engines/toltecs/menu.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/engines/toltecs/menu.cpp b/engines/toltecs/menu.cpp
index d7ba254d9b..dfdad74839 100644
--- a/engines/toltecs/menu.cpp
+++ b/engines/toltecs/menu.cpp
@@ -582,19 +582,20 @@ void MenuSystem::changeVolumeBar(ItemID itemID, int delta) {
switch (itemID) {
case kItemIdVoices:
_vm->_cfgVoicesVolume = CLIP(_vm->_cfgVoicesVolume + delta, 0, 20);
- newVolume = ceil((double)_vm->_cfgVoicesVolume * Audio::Mixer::kMaxChannelVolume / 20);
+ // Always round volume up instead of down.
+ newVolume = (_vm->_cfgVoicesVolume * Audio::Mixer::kMaxChannelVolume + 19) / 20;
_vm->_mixer->setVolumeForSoundType(Audio::Mixer::kSpeechSoundType, newVolume);
ConfMan.setInt("speech_volume", newVolume);
break;
case kItemIdMusic:
_vm->_cfgMusicVolume = CLIP(_vm->_cfgMusicVolume + delta, 0, 20);
- newVolume = ceil((double)_vm->_cfgMusicVolume * Audio::Mixer::kMaxChannelVolume / 20);
+ newVolume = (_vm->_cfgMusicVolume * Audio::Mixer::kMaxChannelVolume + 19) / 20;
_vm->_mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, newVolume);
ConfMan.setInt("music_volume", newVolume);
break;
case kItemIdSoundFX:
_vm->_cfgSoundFXVolume = CLIP(_vm->_cfgSoundFXVolume + delta, 0, 20);
- newVolume = ceil((double)_vm->_cfgSoundFXVolume * Audio::Mixer::kMaxChannelVolume / 20);
+ newVolume = (_vm->_cfgSoundFXVolume * Audio::Mixer::kMaxChannelVolume + 19) / 20;
_vm->_mixer->setVolumeForSoundType(Audio::Mixer::kSFXSoundType, newVolume);
ConfMan.setInt("sfx_volume", newVolume);
break;