shipyard_scenegraph 0.6.1

Scenegraph for Entity Component System
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use crate::traits::required::*;
use crate::views::LocalTransformStoragesMut;
use shipyard::*;

impl<'a, V, Q, M, N> LocalTransformStoragesMut<'a, V, Q, M, N>
where
    V: Vec3Ext<N> + Send + Sync + 'static,
    Q: QuatExt<N> + Send + Sync + 'static,
    M: Matrix4Ext<N> + Send + Sync + 'static,
    N: Copy + Send + Sync + 'static,
{
    pub fn set_local_transform(&mut self, entity: EntityId, transform: M) {
        let Self {
            local_transforms, ..
        } = self;

        if let Some(local_transform) = (local_transforms).get(entity).iter_mut().next() {
            local_transform.copy_from(&transform);
        }
    }
    pub fn set_trs(
        &mut self,
        entity: EntityId,
        translation: Option<&V>,
        rotation: Option<&Q>,
        scale: Option<&V>,
    ) {
        let Self {
            translations,
            rotations,
            scales,
            ..
        } = self;

        if let Some((t, r, s)) = (translations, rotations, scales)
            .get(entity)
            .iter_mut()
            .next()
        {
            if let Some(translation) = translation {
                t.copy_from(translation);
            }
            if let Some(rotation) = rotation {
                r.copy_from(rotation);
            }
            if let Some(scale) = scale {
                s.copy_from(scale);
            }
        }
    }

    pub fn set_trs_origin(
        &mut self,
        entity: EntityId,
        translation: Option<&V>,
        rotation: Option<&Q>,
        scale: Option<&V>,
        origin: Option<&V>,
    ) {
        let Self {
            translations,
            rotations,
            scales,
            origins,
            ..
        } = self;

        if let Some((t, r, s, o)) = (translations, rotations, scales, origins)
            .get(entity)
            .iter_mut()
            .next()
        {
            if let Some(translation) = translation {
                t.copy_from(translation);
            }
            if let Some(rotation) = rotation {
                r.copy_from(rotation);
            }
            if let Some(scale) = scale {
                s.copy_from(scale);
            }
            if let Some(origin) = origin {
                o.copy_from(origin);
            }
        }
    }

}