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use bvh

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Quaternions 2023-10-05 23:52:04 -07:00
parent 2b47827383
commit fc91d644e6
1 changed files with 11 additions and 6 deletions
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17
src/physics.rs
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@ -297,6 +297,7 @@ pub struct PhysicsState{
pub grounded:bool, pub grounded:bool,
//all models //all models
pub models:Vec<ModelPhysics>, pub models:Vec<ModelPhysics>,
pub bvh:crate::bvh::BvhNode,
pub modes:Vec<crate::model::ModeDescription>, pub modes:Vec<crate::model::ModeDescription>,
pub mode_from_mode_id:std::collections::HashMap::<u32,usize>, pub mode_from_mode_id:std::collections::HashMap::<u32,usize>,
@ -428,6 +429,7 @@ impl Default for PhysicsState{
contacts: std::collections::HashMap::new(), contacts: std::collections::HashMap::new(),
intersects: std::collections::HashMap::new(), intersects: std::collections::HashMap::new(),
models: Vec::new(), models: Vec::new(),
bvh:crate::bvh::BvhNode::default(),
walk: WalkState::new(), walk: WalkState::new(),
camera: PhysicsCamera::from_offset(glam::vec3(0.0,4.5-2.5,0.0)), camera: PhysicsCamera::from_offset(glam::vec3(0.0,4.5-2.5,0.0)),
next_mouse: MouseState::default(), next_mouse: MouseState::default(),
@ -564,6 +566,7 @@ impl PhysicsState {
} }
} }
} }
self.bvh=crate::bvh::generate_bvh(self.models.iter().map(|m|m.mesh().clone()).collect());
//I don't wanna write structs for temporary structures //I don't wanna write structs for temporary structures
//this code builds ModeDescriptions from the unsorted lists at the top of the function //this code builds ModeDescriptions from the unsorted lists at the top of the function
starts.sort_by_key(|tup|tup.0); starts.sort_by_key(|tup|tup.0);
@ -1036,13 +1039,15 @@ impl crate::instruction::InstructionEmitter<PhysicsInstruction> for PhysicsState
// collector.collect(self.predict_collision_end2(self.time,time_limit,collision_data)); // collector.collect(self.predict_collision_end2(self.time,time_limit,collision_data));
// } // }
//check for collision start instructions (against every part in the game with no optimization!!) //check for collision start instructions (against every part in the game with no optimization!!)
for i in 0..self.models.len() { let mut aabb=crate::aabb::Aabb::new();
let i=i as u32; aabb.grow(self.body.extrapolated_position(self.time));
if self.contacts.contains_key(&i)||self.intersects.contains_key(&i){ aabb.grow(self.body.extrapolated_position(time_limit));
continue; aabb.inflate(self.style.hitbox_halfsize);
self.bvh.the_tester(&aabb,&mut |id|{
if !(self.contacts.contains_key(&id)||self.intersects.contains_key(&id)){
collector.collect(self.predict_collision_start(self.time,time_limit,id));
} }
collector.collect(self.predict_collision_start(self.time,time_limit,i)); });
}
if self.grounded { if self.grounded {
//walk maintenance //walk maintenance
collector.collect(self.next_walk_instruction()); collector.collect(self.next_walk_instruction());