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TOLTECS: Replace ceil with integer maths.

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This removes an unnecessary use of floating point maths.
This commit is contained in:
Johannes Schickel 2012-09-21 03:01:39 +02:00
parent 1aa12ddb96
commit fad5041a32
1 changed files with 4 additions and 3 deletions
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7
engines/toltecs/menu.cpp
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@ -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;