[−][src]Struct density_mesh_core::DensityMap
Density map that contains density data and steepness per pixel.
Implementations
impl DensityMap
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pub fn new(
width: usize,
height: usize,
scale: usize,
data: Vec<u8>
) -> Result<Self, DensityMapError>
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width: usize,
height: usize,
scale: usize,
data: Vec<u8>
) -> Result<Self, DensityMapError>
Create new density map.
Arguments
width
- Columns.height
- Rows.scale
- Scale.data
- Raw pixel data.
Returns
Density map or error.
Examples
use density_mesh_core::*; assert!(DensityMap::new(2, 2, 1, vec![0, 1, 2, 3]).is_ok()); assert_eq!( DensityMap::new(1, 2, 1, vec![0, 1, 2, 3]), Err(DensityMapError::WrongDataLength(4, 2)), );
pub fn scale(&self) -> usize
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Returns scale.
pub fn width(&self) -> usize
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Returns scaled width.
pub fn height(&self) -> usize
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Returns scaled height.
pub fn unscaled_width(&self) -> usize
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Returns unscaled width.
pub fn unscaled_height(&self) -> usize
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Returns unscaled height.
pub fn values(&self) -> &[Scalar]
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Returns values buffer.
pub fn steepness(&self) -> &[Scalar]
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Returns steepness buffer.
pub fn value_at_point(&self, point: (isize, isize)) -> Scalar
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pub fn steepness_at_point(&self, point: (isize, isize)) -> Scalar
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pub fn value_steepness_iter<'a>(
&'a self
) -> impl Iterator<Item = (usize, usize, Scalar, Scalar)> + 'a
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&'a self
) -> impl Iterator<Item = (usize, usize, Scalar, Scalar)> + 'a
Returns iterator over values and steepness buffers.
Examples
use density_mesh_core::*; let map = DensityMap::new(2, 2, 1, vec![2, 2, 4, 4]) .unwrap() .value_steepness_iter() .collect::<Vec<_>>(); assert_eq!( map, vec![ (0, 0, 0.007843138, 0.011764706), (1, 0, 0.007843138, 0.011764707), (0, 1, 0.015686275, 0.01633987), (1, 1, 0.015686275, 0.01633987), ], );
Trait Implementations
impl Clone for DensityMap
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fn clone(&self) -> DensityMap
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fn clone_from(&mut self, source: &Self)
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impl Debug for DensityMap
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impl<'de> Deserialize<'de> for DensityMap
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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
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__D: Deserializer<'de>,
impl PartialEq<DensityMap> for DensityMap
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fn eq(&self, other: &DensityMap) -> bool
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fn ne(&self, other: &DensityMap) -> bool
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impl Serialize for DensityMap
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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
__S: Serializer,
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__S: Serializer,
impl StructuralPartialEq for DensityMap
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Auto Trait Implementations
impl RefUnwindSafe for DensityMap
impl Send for DensityMap
impl Sync for DensityMap
impl Unpin for DensityMap
impl UnwindSafe for DensityMap
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> DeserializeOwned for T where
T: for<'de> Deserialize<'de>,
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T: for<'de> Deserialize<'de>,
impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,