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AustinBrunkhorst/blog_meta_complete_example.cpp

Created March 25, 2018 00:00
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C++ Reflection | Complete Example
Raw
blog_meta_complete_example.cpp
struct SoundEffect
{
Meta(Range(0.0f, 100.0f))
float volume;
};
int main(void)
{
// you can also use type meta::Type::Get( "SoundEffect" ) based on a string name
Type soundEffectType = typeof( SoundEffect );
// the volume field in the SoundEffect struct
Field volumeField = soundEffectType.GetField( "volume" );
// meta data for the volume field
MetaManager &volumeMeta = volumeField.GetMeta( );
// getting the "Range" property, then casting the variant as a range
Range volumeRange = volumeMeta.GetProperty( typeof( Range ) ).GetValue( );
// 0.0f
float min = volumeRange.min;
// 100.0f
float max = volumeRange.max;
return 0;
}
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