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Implement animation smoothing

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Former-commit-id: e89caca7d273934533c57c4324365a126d02e5df
This commit is contained in:
timokoesters 2019-04-16 20:15:49 +02:00
parent 63cb6a1625
commit 713b59aeff
5 changed files with 76 additions and 43 deletions
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43
voxygen/src/anim/character/idle.rs
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@ -18,31 +18,34 @@ impl Animation for IdleAnimation {
type Dependency = f64;
fn update_skeleton(
skeleton: &mut Self::Skeleton,
skeleton: &Self::Skeleton,
time: f64,
) {
skeleton.head.offset = Vec3::unit_z() * 13.0 / 11.0;
skeleton.head.ori = Quaternion::rotation_z(0.0);
) -> Self::Skeleton {
let mut next = (*skeleton).clone();
next.head.offset = Vec3::unit_z() * 13.0 / 11.0;
next.head.ori = Quaternion::rotation_z(0.0);
skeleton.chest.offset = Vec3::unit_z() * 9.0 / 11.0;
skeleton.chest.ori = Quaternion::rotation_z(0.0);
next.chest.offset = Vec3::unit_z() * 9.0 / 11.0;
next.chest.ori = Quaternion::rotation_z(0.0);
skeleton.belt.offset = Vec3::unit_z() * 7.0 / 11.0;
skeleton.belt.ori = Quaternion::rotation_z(0.0);
next.belt.offset = Vec3::unit_z() * 7.0 / 11.0;
next.belt.ori = Quaternion::rotation_z(0.0);
skeleton.shorts.offset = Vec3::unit_z() * 4.0 / 11.0;
skeleton.shorts.ori = Quaternion::rotation_z(0.0);
next.shorts.offset = Vec3::unit_z() * 4.0 / 11.0;
next.shorts.ori = Quaternion::rotation_z(0.0);
skeleton.l_hand.offset = Vec3::new(-8.0, 0.0, 9.0) / 11.0;
skeleton.r_hand.offset = Vec3::new(8.0, 0.0, 9.0 ) / 11.0;
next.l_hand.offset = Vec3::new(-8.0, 0.0, 9.0) / 11.0;
next.r_hand.offset = Vec3::new(8.0, 0.0, 9.0 ) / 11.0;
skeleton.l_foot.offset = Vec3::new(-3.5, 0.0, 3.0) / 11.0;
skeleton.l_foot.ori = Quaternion::rotation_x(0.0);
skeleton.r_foot.offset = Vec3::new(3.5, 0.0, 3.0) / 11.0;
skeleton.r_foot.ori = Quaternion::rotation_x(0.0);
next.l_foot.offset = Vec3::new(-3.5, 0.0, 3.0) / 11.0;
next.l_foot.ori = Quaternion::rotation_x(0.0);
next.r_foot.offset = Vec3::new(3.5, 0.0, 3.0) / 11.0;
next.r_foot.ori = Quaternion::rotation_x(0.0);
skeleton.back.offset = Vec3::new(-9.0, 5.0, 18.0);
skeleton.back.ori = Quaternion::rotation_y(2.5);
skeleton.back.scale = Vec3::one();
next.back.offset = Vec3::new(-9.0, 5.0, 18.0);
next.back.ori = Quaternion::rotation_y(2.5);
next.back.scale = Vec3::one();
next
}
}
}

13
voxygen/src/anim/character/mod.rs
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@ -14,6 +14,7 @@ use super::{
Bone,
};
#[derive(Clone)]
pub struct CharacterSkeleton {
head: Bone,
chest: Bone,
@ -65,4 +66,16 @@ impl Skeleton for CharacterSkeleton {
FigureBoneData::default(),
]
}
fn interpolate(&mut self, target: &Self) {
self.head.interpolate(&target.head);
self.chest.interpolate(&target.chest);
self.belt.interpolate(&target.belt);
self.shorts.interpolate(&target.shorts);
self.l_hand.interpolate(&target.l_hand);
self.r_hand.interpolate(&target.r_hand);
self.l_foot.interpolate(&target.l_foot);
self.r_foot.interpolate(&target.r_foot);
self.back.interpolate(&target.back);
}
}

42
voxygen/src/anim/character/run.rs
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@ -17,35 +17,39 @@ impl Animation for RunAnimation {
type Dependency = f64;
fn update_skeleton(
skeleton: &mut Self::Skeleton,
skeleton: &Self::Skeleton,
time: f64,
) {
) -> Self::Skeleton {
let mut next = (*skeleton).clone();
let wave = (time as f32 * 12.0).sin();
let wave_slow = (time as f32 * 6.0 + PI).sin();
let wave_dip = (wave_slow.abs() - 0.5).abs();
skeleton.head.offset = Vec3::unit_z() * 13.0 / 11.0;
skeleton.head.ori = Quaternion::rotation_z(wave * 0.3);
next.head.offset = Vec3::unit_z() * 13.0 / 11.0;
next.head.ori = Quaternion::rotation_z(wave * 0.3);
skeleton.chest.offset = Vec3::unit_z() * 9.0 / 11.0;
skeleton.chest.ori = Quaternion::rotation_z(wave * 0.3);
next.chest.offset = Vec3::unit_z() * 9.0 / 11.0;
next.chest.ori = Quaternion::rotation_z(wave * 0.3);
skeleton.belt.offset = Vec3::unit_z() * 7.0 / 11.0;
skeleton.belt.ori = Quaternion::rotation_z(wave * 0.2);
next.belt.offset = Vec3::unit_z() * 7.0 / 11.0;
next.belt.ori = Quaternion::rotation_z(wave * 0.2);
skeleton.shorts.offset = Vec3::unit_z() * 4.0 / 11.0;
skeleton.shorts.ori = Quaternion::rotation_z(wave * 0.1);
next.shorts.offset = Vec3::unit_z() * 4.0 / 11.0;
next.shorts.ori = Quaternion::rotation_z(wave * 0.1);
skeleton.l_hand.offset = Vec3::new(-6.0 - wave_dip * 6.0, wave * 5.0, 11.0 - wave_dip * 6.0) / 11.0;
skeleton.r_hand.offset = Vec3::new(6.0 + wave_dip * 6.0, -wave * 5.0, 11.0 - wave_dip * 6.0) / 11.0;
next.l_hand.offset = Vec3::new(-6.0 - wave_dip * 6.0, wave * 5.0, 11.0 - wave_dip * 6.0) / 11.0;
next.r_hand.offset = Vec3::new(6.0 + wave_dip * 6.0, -wave * 5.0, 11.0 - wave_dip * 6.0) / 11.0;
skeleton.l_foot.offset = Vec3::new(-3.5, 1.0 - wave * 8.0, 3.5 - wave_dip * 4.0) / 11.0;
skeleton.l_foot.ori = Quaternion::rotation_x(-wave + 1.0);
skeleton.r_foot.offset = Vec3::new(3.5, 1.0 + wave * 8.0, 3.5 - wave_dip * 4.0) / 11.0;
skeleton.r_foot.ori = Quaternion::rotation_x(wave + 1.0);
next.l_foot.offset = Vec3::new(-3.5, 1.0 - wave * 8.0, 3.5 - wave_dip * 4.0) / 11.0;
next.l_foot.ori = Quaternion::rotation_x(-wave + 1.0);
next.r_foot.offset = Vec3::new(3.5, 1.0 + wave * 8.0, 3.5 - wave_dip * 4.0) / 11.0;
next.r_foot.ori = Quaternion::rotation_x(wave + 1.0);
skeleton.back.offset = Vec3::new(-9.0, 5.0, 18.0);
skeleton.back.ori = Quaternion::rotation_y(2.5);
skeleton.back.scale = Vec3::one();
next.back.offset = Vec3::new(-9.0, 5.0, 18.0);
next.back.ori = Quaternion::rotation_y(2.5);
next.back.scale = Vec3::one();
next
}
}

15
voxygen/src/anim/mod.rs
View File

@ -25,18 +25,29 @@ impl Bone {
pub fn compute_base_matrix(&self) -> Mat4<f32> {
Mat4::<f32>::translation_3d(self.offset) * Mat4::scaling_3d(self.scale) * Mat4::from(self.ori)
}
/// Change the current bone to be more like `target`
fn interpolate(&mut self, target: &Bone) {
// TODO: Make configurable
let factor = 0.3;
self.offset += (target.offset - self.offset) * factor;
}
}
pub trait Skeleton: Send + Sync + 'static {
fn compute_matrices(&self) -> [FigureBoneData; 16];
/// Change the current skeleton to be more like `target`
fn interpolate(&mut self, target: &Self);
}
pub trait Animation {
type Skeleton;
type Dependency;
/// Returns a new skeleton that is generated by the animation
fn update_skeleton(
skeleton: &mut Self::Skeleton,
skeleton: &Self::Skeleton,
dependency: Self::Dependency,
);
) -> Self::Skeleton;
}

6
voxygen/src/scene/figure.rs
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@ -94,10 +94,12 @@ impl Figures {
.entry(entity)
.or_insert_with(|| FigureState::new(renderer, CharacterSkeleton::new()));
match animation {
let target_skeleton = match animation {
comp::character::Animation::Idle => IdleAnimation::update_skeleton(&mut state.skeleton, time),
comp::character::Animation::Run => RunAnimation::update_skeleton(&mut state.skeleton, time),
}
};
state.skeleton.interpolate(&target_skeleton);
state.update(renderer, pos.0, dir.0);
}