53 lines
1.7 KiB
Rust
53 lines
1.7 KiB
Rust
use rapier3d::prelude::*;
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use rapier_testbed3d::Testbed;
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#[derive(serde::Deserialize)]
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struct PhysicsState {
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pub gravity: Vector<f32>,
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pub integration_parameters: IntegrationParameters,
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pub islands: IslandManager,
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pub broad_phase: BroadPhase,
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pub narrow_phase: NarrowPhase,
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pub bodies: RigidBodySet,
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pub colliders: ColliderSet,
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pub impulse_joints: ImpulseJointSet,
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pub multibody_joints: MultibodyJointSet,
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}
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pub fn init_world(testbed: &mut Testbed) {
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/*
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* Set up the testbed.
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*/
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let path = "state.bin";
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let bytes = match std::fs::read(path) {
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Ok(bytes) => bytes,
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Err(err) => {
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println!(
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"Failed to open the serialzed scene file {:?}: {}",
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path, err
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);
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return;
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}
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};
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match bincode::deserialize(&bytes) {
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Ok(state) => {
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let state: PhysicsState = state;
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testbed.set_world(
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state.bodies,
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state.colliders,
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state.impulse_joints,
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state.multibody_joints,
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);
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testbed.harness_mut().physics.islands = state.islands;
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testbed.harness_mut().physics.broad_phase = state.broad_phase;
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testbed.harness_mut().physics.narrow_phase = state.narrow_phase;
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testbed.harness_mut().physics.integration_parameters = state.integration_parameters;
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testbed.harness_mut().physics.gravity = state.gravity;
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testbed.set_graphics_shift(vector![-541.0, -6377257.0, -61.0]);
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testbed.look_at(point![10.0, 10.0, 10.0], point![0.0, 0.0, 0.0]);
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}
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Err(err) => println!("Failed to deserialize the world state: {}", err),
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}
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}
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