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implement calculate functions in UserSettings

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Quaternions 2023-10-09 19:43:33 -07:00
parent 31b2dfe314
commit ce9a461887
1 changed files with 22 additions and 33 deletions
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55
src/settings.rs
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@ -16,27 +16,6 @@ impl Default for Fov{
}
}
struct FovCalculator{
fov:Fov,
zoom:f64,
screen_size:glam::UVec2,
}
impl FovCalculator{
pub fn calculate(&self)->glam::DVec2{
self.zoom*match self.fov{
Fov::Exactly{x,y}=>glam::dvec2(x,y),
Fov::DeriveX{x,y}=>match x{
DerivedFov::FromScreenAspect=>glam::dvec2(y*(self.screen_size.x as f64/self.screen_size.y as f64),y),
DerivedFov::FromAspect(ratio)=>glam::dvec2(y*ratio.ratio,y),
},
Fov::DeriveY{x,y}=>match y{
DerivedFov::FromScreenAspect=>glam::dvec2(x,x*(self.screen_size.y as f64/self.screen_size.x as f64)),
DerivedFov::FromAspect(ratio)=>glam::dvec2(x,x*ratio.ratio),
},
}
}
}
enum Sensitivity{
Exactly{x:f64,y:f64},
DeriveX{x:Ratio,y:f64},
@ -48,24 +27,34 @@ impl Default for Sensitivity{
}
}
struct SensitivityCalculator{
sensitivity:Sensitivity,
}
impl SensitivityCalculator{
pub fn calculate(&self)->glam::DVec2{
match self.sensitivity{
Sensitivity::Exactly{x,y}=>glam::dvec2(x,y),
Sensitivity::DeriveX{x,y}=>glam::dvec2(y*x.ratio,y),
Sensitivity::DeriveY{x,y}=>glam::dvec2(x,x*y.ratio),
}
}
}
#[derive(Default)]
pub struct UserSettings{
fov:Fov,
sensitivity:Sensitivity,
}
impl UserSettings{
pub fn calculate_fov(&self,zoom:f64,screen_size:&glam::UVec2)->glam::DVec2{
zoom*match &self.fov{
&Fov::Exactly{x,y}=>glam::dvec2(x,y),
Fov::DeriveX{x,y}=>match x{
DerivedFov::FromScreenAspect=>glam::dvec2(y*(screen_size.x as f64/screen_size.y as f64),*y),
DerivedFov::FromAspect(ratio)=>glam::dvec2(y*ratio.ratio,*y),
},
Fov::DeriveY{x,y}=>match y{
DerivedFov::FromScreenAspect=>glam::dvec2(*x,x*(screen_size.y as f64/screen_size.x as f64)),
DerivedFov::FromAspect(ratio)=>glam::dvec2(*x,x*ratio.ratio),
},
}
}
pub fn calculate_sensitivity(&self)->glam::DVec2{
match &self.sensitivity{
&Sensitivity::Exactly{x,y}=>glam::dvec2(x,y),
Sensitivity::DeriveX{x,y}=>glam::dvec2(y*x.ratio,*y),
Sensitivity::DeriveY{x,y}=>glam::dvec2(*x,x*y.ratio),
}
}
}
/*
//sensitivity is raw input dots (i.e. dpi = dots per inch) to radians conversion factor