mirror of
https://github.com/mii443/rust-openvr.git
synced 2025-08-22 16:25:36 +00:00
73 lines
2.3 KiB
Rust
73 lines
2.3 KiB
Rust
extern crate openvr;
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fn print_matrix_4x4(offset: u32, mat: [[f32; 4]; 4]) {
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let off: String = (0..offset).map(|_| ' ').collect();
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println!("{:?}", mat[0]);
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println!("{}{:?}", off, mat[1]);
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println!("{}{:?}", off, mat[2]);
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println!("{}{:?}", off, mat[3]);
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}
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fn print_matrix_4x3(offset: u32, mat: [[f32; 4]; 3]) {
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let off: String = (0..offset).map(|_| ' ').collect();
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println!("{:?}", mat[0]);
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println!("{}{:?}", off, mat[1]);
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println!("{}{:?}", off, mat[2]);
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}
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fn main() {
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let ivr = match openvr::IVRSystem::init() {
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Ok(ivr) => ivr,
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Err(err) => {
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println!("Failed to create IVR subsystem {:?}", err);
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return;
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}
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};
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println!("IVR was created");
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println!("\tbounds: {:?}", ivr.bounds());
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println!("\trecommended size: {:?}", ivr.recommended_render_target_size());
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println!("\teye output: {:?} {:?}", ivr.eye_viewport(openvr::Eye::Left), ivr.eye_viewport(openvr::Eye::Right));
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println!("\tvsync: {:?}", ivr.time_since_last_vsync());
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print!("\tprojection matrix left ");
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print_matrix_4x4(31, ivr.projection_matrix(openvr::Eye::Left, 0.1, 100.));
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print!("\tprojection matrix right ");
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print_matrix_4x4(31, ivr.projection_matrix(openvr::Eye::Right, 0.1, 100.));
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print!("\teye_to_head ");
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print_matrix_4x3(8+12, ivr.eye_to_head_transform(openvr::Eye::Left));
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print!("\tposes ");
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print_matrix_4x3(8+6, ivr.tracked_devices(0.).as_slice()[0].to_device);
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println!("Distortion example");
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for u in 0..2 {
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for v in 0..2 {
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let pos = ivr.compute_distortion(
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openvr::Eye::Left,
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u as f32 / 4.,
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v as f32 / 4.,
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);
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print!("\t({:2.4}, {:2.4}) ", pos.red[0], pos.red[1]);
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}
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println!("");
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}
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println!("Trying to create a compositor");
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match ivr.compositor() {
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Err(err) => println!("Could not create compositor {:?}", err),
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Ok(comp) => {
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println!("\tCreated one!");
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println!("\tis fullscreen = {}", comp.is_fullscreen());
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println!("\tis vsync = {}", comp.get_vsync());
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println!("\tcan render scene = {}", comp.can_render_scene());
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println!("\tgamma value = {}", comp.get_gamma());
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}
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}
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println!("Done! \\o/");
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}
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