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include apexes

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Quaternions 2023-11-20 17:16:12 -08:00
parent 4154a8c437
commit da6b800d4e
1 changed files with 26 additions and 2 deletions
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28
src/physics.rs
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@ -979,6 +979,31 @@ impl Body{
Some(self.acceleration) Some(self.acceleration)
} }
} }
pub fn grow_aabb(&self,aabb:&mut crate::aabb::Aabb,t0:Time,t1:Time){
aabb.grow(self.extrapolated_position(t0));
aabb.grow(self.extrapolated_position(t1));
//v+a*t==0
//goober code
if self.acceleration.x()!=Planar64::ZERO{
let t=Time::from(-self.velocity.x()/self.acceleration.x());
if t0<t&&t<t1{
aabb.grow(self.extrapolated_position(t));
}
}
if self.acceleration.y()!=Planar64::ZERO{
let t=Time::from(-self.velocity.y()/self.acceleration.y());
if t0<t&&t<t1{
aabb.grow(self.extrapolated_position(t));
}
}
if self.acceleration.z()!=Planar64::ZERO{
let t=Time::from(-self.velocity.z()/self.acceleration.z());
if t0<t&&t<t1{
aabb.grow(self.extrapolated_position(t));
}
}
}
} }
impl std::fmt::Display for Body{ impl std::fmt::Display for Body{
fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{ fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
@ -1240,8 +1265,7 @@ impl crate::instruction::InstructionEmitter<PhysicsInstruction> for PhysicsState
self.touching.predict_collision_end(&mut collector,&self.models,&style_mesh,&self.body,self.time); self.touching.predict_collision_end(&mut collector,&self.models,&style_mesh,&self.body,self.time);
//check for collision starts //check for collision starts
let mut aabb=crate::aabb::Aabb::default(); let mut aabb=crate::aabb::Aabb::default();
aabb.grow(self.body.extrapolated_position(self.time)); self.body.grow_aabb(&mut aabb,self.time,collector.time());
aabb.grow(self.body.extrapolated_position(collector.time()));
aabb.inflate(self.style.hitbox.halfsize); aabb.inflate(self.style.hitbox.halfsize);
//common body //common body
let relative_body=VirtualBody::relative(&Body::default(),&self.body).body(self.time); let relative_body=VirtualBody::relative(&Body::default(),&self.body).body(self.time);