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5 Commits

Author SHA1 Message Date
18825ecedb move collision plane up 2 units 2023-09-05 17:46:17 -07:00
3f4c3c4710 load roblox map with epic cube code 2023-09-05 17:46:17 -07:00
3c583e9181 load_roblox module 2023-09-05 17:46:17 -07:00
6b3a5d3ba2 add roblox map 2023-09-05 17:46:17 -07:00
1570d1547d add roblox deps 2023-09-05 17:46:04 -07:00
14 changed files with 1544 additions and 5053 deletions

257
Cargo.lock generated

@ -157,6 +157,12 @@ dependencies = [
"rustc-demangle",
]
[[package]]
name = "base64"
version = "0.13.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
[[package]]
name = "bit-set"
version = "0.5.3"
@ -184,12 +190,35 @@ version = "2.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b4682ae6287fcf752ecaabbfcc7b6f9b72aa33933dc23a554d853aea8eea8635"
[[package]]
name = "blake3"
version = "1.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "199c42ab6972d92c9f8995f086273d25c42fc0f7b2a1fcefba465c1352d25ba5"
dependencies = [
"arrayref",
"arrayvec",
"cc",
"cfg-if",
"constant_time_eq",
"digest",
]
[[package]]
name = "block"
version = "0.1.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0d8c1fef690941d3e7788d328517591fecc684c084084702d6ff1641e993699a"
[[package]]
name = "block-buffer"
version = "0.10.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
dependencies = [
"generic-array",
]
[[package]]
name = "block-sys"
version = "0.1.0-beta.1"
@ -302,6 +331,12 @@ dependencies = [
"crossbeam-utils",
]
[[package]]
name = "constant_time_eq"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f7144d30dcf0fafbce74250a3963025d8d52177934239851c917d29f1df280c2"
[[package]]
name = "core-foundation"
version = "0.9.3"
@ -360,6 +395,16 @@ dependencies = [
"cfg-if",
]
[[package]]
name = "crypto-common"
version = "0.1.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
dependencies = [
"generic-array",
"typenum",
]
[[package]]
name = "d3d12"
version = "0.7.0"
@ -382,6 +427,17 @@ dependencies = [
"enum_primitive",
]
[[package]]
name = "digest"
version = "0.10.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
dependencies = [
"block-buffer",
"crypto-common",
"subtle",
]
[[package]]
name = "dispatch"
version = "0.2.0"
@ -555,6 +611,16 @@ dependencies = [
"waker-fn",
]
[[package]]
name = "generic-array"
version = "0.14.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
dependencies = [
"typenum",
"version_check",
]
[[package]]
name = "getrandom"
version = "0.2.10"
@ -822,6 +888,26 @@ version = "0.4.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
[[package]]
name = "lz4"
version = "1.24.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7e9e2dd86df36ce760a60f6ff6ad526f7ba1f14ba0356f8254fb6905e6494df1"
dependencies = [
"libc",
"lz4-sys",
]
[[package]]
name = "lz4-sys"
version = "1.9.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "57d27b317e207b10f69f5e75494119e391a96f48861ae870d1da6edac98ca900"
dependencies = [
"cc",
"libc",
]
[[package]]
name = "malloc_buf"
version = "0.0.6"
@ -1198,6 +1284,12 @@ version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "22686f4785f02a4fcc856d3b3bb19bf6c8160d103f7a99cc258bddd0251dc7f2"
[[package]]
name = "ppv-lite86"
version = "0.2.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
[[package]]
name = "proc-macro-crate"
version = "1.3.1"
@ -1222,6 +1314,19 @@ name = "profiling"
version = "1.0.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "46b2164ebdb1dfeec5e337be164292351e11daf63a05174c6776b2f47460f0c9"
dependencies = [
"profiling-procmacros",
]
[[package]]
name = "profiling-procmacros"
version = "1.0.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "74c55e9e629af5298a40e0fa106435b2da30484c4ec76b41d19bc4d00dd8b903"
dependencies = [
"quote",
"syn 2.0.29",
]
[[package]]
name = "quote"
@ -1232,6 +1337,36 @@ dependencies = [
"proc-macro2",
]
[[package]]
name = "rand"
version = "0.8.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
dependencies = [
"libc",
"rand_chacha",
"rand_core",
]
[[package]]
name = "rand_chacha"
version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
dependencies = [
"ppv-lite86",
"rand_core",
]
[[package]]
name = "rand_core"
version = "0.6.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
dependencies = [
"getrandom",
]
[[package]]
name = "range-alloc"
version = "0.1.3"
@ -1244,6 +1379,69 @@ version = "0.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f2ff9a1f06a88b01621b7ae906ef0211290d1c8a168a15542486a8f61c0833b9"
[[package]]
name = "rbx_binary"
version = "0.7.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4e50573021d04b680018955662eba7dc4aac3de92219231798f6c9b41e38ab01"
dependencies = [
"log",
"lz4",
"profiling",
"rbx_dom_weak",
"rbx_reflection",
"rbx_reflection_database",
"thiserror",
]
[[package]]
name = "rbx_dom_weak"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "161729449bbb0cfa657ce7bcca6a160d0af06d8b8d9efdc9abe14735dccacdb9"
dependencies = [
"rbx_types",
"serde",
]
[[package]]
name = "rbx_reflection"
version = "4.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "08bd48487192046fec8f805f3fa29f3d7d5beb9890b0859b1a92bd8aff580343"
dependencies = [
"rbx_types",
"serde",
"thiserror",
]
[[package]]
name = "rbx_reflection_database"
version = "0.2.7+roblox-588"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1be6cf674182806f11ad4899dd1feafe977591f1ae035ae05a58d4b74e487276"
dependencies = [
"lazy_static",
"rbx_reflection",
"rmp-serde",
"serde",
]
[[package]]
name = "rbx_types"
version = "1.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "070106e926b8ae54c7bc443e5db4d868d7f0af51c1d7cfd7efe1364c1753d8a3"
dependencies = [
"base64",
"bitflags 1.3.2",
"blake3",
"lazy_static",
"rand",
"serde",
"thiserror",
]
[[package]]
name = "redox_syscall"
version = "0.3.5"
@ -1288,6 +1486,28 @@ version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "216080ab382b992234dda86873c18d4c48358f5cfcb70fd693d7f6f2131b628b"
[[package]]
name = "rmp"
version = "0.8.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7f9860a6cc38ed1da53456442089b4dfa35e7cedaa326df63017af88385e6b20"
dependencies = [
"byteorder",
"num-traits 0.2.16",
"paste",
]
[[package]]
name = "rmp-serde"
version = "1.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bffea85eea980d8a74453e5d02a8d93028f3c34725de143085a844ebe953258a"
dependencies = [
"byteorder",
"rmp",
"serde",
]
[[package]]
name = "rustc-demangle"
version = "0.1.23"
@ -1338,6 +1558,26 @@ dependencies = [
"tiny-skia",
]
[[package]]
name = "serde"
version = "1.0.188"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cf9e0fcba69a370eed61bcf2b728575f726b50b55cba78064753d708ddc7549e"
dependencies = [
"serde_derive",
]
[[package]]
name = "serde_derive"
version = "1.0.188"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.29",
]
[[package]]
name = "simd-adler32"
version = "0.3.7"
@ -1405,7 +1645,7 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
[[package]]
name = "strafe-client"
version = "0.3.0"
version = "0.2.0"
dependencies = [
"async-executor",
"bytemuck",
@ -1415,6 +1655,9 @@ dependencies = [
"log",
"obj",
"pollster",
"rbx_binary",
"rbx_dom_weak",
"rbx_reflection_database",
"wgpu",
"winit",
]
@ -1425,6 +1668,12 @@ version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6637bab7722d379c8b41ba849228d680cc12d0a45ba1fa2b48f2a30577a06731"
[[package]]
name = "subtle"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
[[package]]
name = "syn"
version = "1.0.109"
@ -1524,6 +1773,12 @@ version = "0.19.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a464a4b34948a5f67fddd2b823c62d9d92e44be75058b99939eae6c5b6960b33"
[[package]]
name = "typenum"
version = "1.16.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
[[package]]
name = "unicode-ident"
version = "1.0.11"

@ -1,6 +1,6 @@
[package]
name = "strafe-client"
version = "0.3.0"
version = "0.2.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@ -14,6 +14,9 @@ glam = "0.24.1"
log = "0.4.20"
obj = "0.10.2"
pollster = "0.3.0"
rbx_binary = "0.7.1"
rbx_dom_weak = "2.5.0"
rbx_reflection_database = "0.2.7"
wgpu = "0.17.0"
winit = "0.28.6"

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@ -1,857 +0,0 @@
use crate::{instruction::{InstructionEmitter, InstructionConsumer, TimedInstruction}, zeroes::zeroes2};
#[derive(Debug)]
pub enum PhysicsInstruction {
CollisionStart(RelativeCollision),
CollisionEnd(RelativeCollision),
SetControlDir(glam::Vec3),
StrafeTick,
Jump,
SetWalkTargetVelocity(glam::Vec3),
RefreshWalkTarget,
ReachWalkTargetVelocity,
// Water,
// Spawn(
// Option<SpawnId>,
// bool,//true = Trigger; false = teleport
// bool,//true = Force
// )
}
pub struct Body {
position: glam::Vec3,//I64 where 2^32 = 1 u
velocity: glam::Vec3,//I64 where 2^32 = 1 u/s
acceleration: glam::Vec3,//I64 where 2^32 = 1 u/s/s
time: TIME,//nanoseconds x xxxxD!
}
trait MyHash{
fn hash(&self) -> u64;
}
impl MyHash for Body {
fn hash(&self) -> u64 {
let mut hasher=std::collections::hash_map::DefaultHasher::new();
for &el in self.position.as_ref().iter() {
std::hash::Hasher::write(&mut hasher, el.to_ne_bytes().as_slice());
}
for &el in self.velocity.as_ref().iter() {
std::hash::Hasher::write(&mut hasher, el.to_ne_bytes().as_slice());
}
for &el in self.acceleration.as_ref().iter() {
std::hash::Hasher::write(&mut hasher, el.to_ne_bytes().as_slice());
}
std::hash::Hasher::write(&mut hasher, self.time.to_ne_bytes().as_slice());
return std::hash::Hasher::finish(&hasher);//hash check to see if walk target is valid
}
}
pub enum MoveRestriction {
Air,
Water,
Ground,
Ladder,//multiple ladders how
}
enum MouseInterpolation {
First,//just checks the last value
Lerp,//lerps between
}
enum InputInstruction {
MoveMouse(glam::IVec2),
Jump(bool),
}
struct InputState {
controls: u32,
mouse_interpolation: MouseInterpolation,
time: TIME,
}
impl InputState {
pub fn get_control(&self,control:u32) -> bool {
self.controls&control!=0
}
pub fn process_instruction(&mut self,ins:InputInstruction){
match ins {
InputInstruction::MoveMouse(m) => todo!("set mouse_interpolation"),
InputInstruction::Jump(b) => todo!("how does info about style modifiers get here"),
}
}
}
pub struct MouseInterpolationState {
interpolation: MouseInterpolation,
time0: TIME,
time1: TIME,
mouse0: glam::IVec2,
mouse1: glam::IVec2,
}
impl MouseInterpolationState {
pub fn move_mouse(&mut self,time:TIME,pos:glam::IVec2){
self.time0=self.time1;
self.mouse0=self.mouse1;
self.time1=time;
self.mouse1=pos;
}
pub fn interpolated_position(&self,time:TIME) -> glam::IVec2 {
match self.interpolation {
MouseInterpolation::First => self.mouse0,
MouseInterpolation::Lerp => {
let m0=self.mouse0.as_i64vec2();
let m1=self.mouse1.as_i64vec2();
//these are deltas
let t1t=(self.time1-time) as i64;
let tt0=(time-self.time0) as i64;
let dt=(self.time1-self.time0) as i64;
((m0*t1t+m1*tt0)/dt).as_ivec2()
}
}
}
}
pub enum WalkEnum{
Reached,
Transient,
Invalid,
}
pub struct WalkState {
pub target_velocity: glam::Vec3,
pub target_time: TIME,
pub state: WalkEnum,
}
impl WalkState {
pub fn new() -> Self {
Self{
target_velocity:glam::Vec3::ZERO,
target_time:0,
state:WalkEnum::Invalid,
}
}
}
pub struct PhysicsState {
pub body: Body,
pub hitbox_halfsize: glam::Vec3,
pub contacts: std::collections::HashSet::<RelativeCollision>,
//pub intersections: Vec<ModelId>,
//temp
pub models_cringe_clone: Vec<Model>,
pub temp_control_dir: glam::Vec3,
//camera must exist in state because wormholes modify the camera, also camera punch
//pub camera: Camera,
//pub mouse_interpolation: MouseInterpolationState,
pub time: TIME,
pub strafe_tick_num: TIME,
pub strafe_tick_den: TIME,
pub tick: u32,
pub mv: f32,
pub walk: WalkState,
pub walkspeed: f32,
pub friction: f32,
pub walk_accel: f32,
pub gravity: glam::Vec3,
pub grounded: bool,
pub jump_trying: bool,
}
#[derive(Debug,Clone,Copy,Hash,Eq,PartialEq)]
pub enum AabbFace{
Right,//+X
Top,
Back,
Left,
Bottom,
Front,
}
pub struct Aabb {
min: glam::Vec3,
max: glam::Vec3,
}
impl Aabb {
// const FACE_DATA: [[f32; 3]; 6] = [
// [0.0f32, 0., 1.],
// [0.0f32, 0., -1.],
// [1.0f32, 0., 0.],
// [-1.0f32, 0., 0.],
// [0.0f32, 1., 0.],
// [0.0f32, -1., 0.],
// ];
const VERTEX_DATA: [glam::Vec3; 8] = [
glam::vec3(1., -1., -1.),
glam::vec3(1., 1., -1.),
glam::vec3(1., 1., 1.),
glam::vec3(1., -1., 1.),
glam::vec3(-1., -1., 1.),
glam::vec3(-1., 1., 1.),
glam::vec3(-1., 1., -1.),
glam::vec3(-1., -1., -1.),
];
const VERTEX_DATA_RIGHT: [glam::Vec3; 4] = [
glam::vec3(1., -1., -1.),
glam::vec3(1., 1., -1.),
glam::vec3(1., 1., 1.),
glam::vec3(1., -1., 1.),
];
const VERTEX_DATA_TOP: [glam::Vec3; 4] = [
glam::vec3(1., 1., -1.),
glam::vec3(-1., 1., -1.),
glam::vec3(-1., 1., 1.),
glam::vec3(1., 1., 1.),
];
const VERTEX_DATA_BACK: [glam::Vec3; 4] = [
glam::vec3(-1., -1., 1.),
glam::vec3(1., -1., 1.),
glam::vec3(1., 1., 1.),
glam::vec3(-1., 1., 1.),
];
const VERTEX_DATA_LEFT: [glam::Vec3; 4] = [
glam::vec3(-1., -1., 1.),
glam::vec3(-1., 1., 1.),
glam::vec3(-1., 1., -1.),
glam::vec3(-1., -1., -1.),
];
const VERTEX_DATA_BOTTOM: [glam::Vec3; 4] = [
glam::vec3(1., -1., 1.),
glam::vec3(-1., -1., 1.),
glam::vec3(-1., -1., -1.),
glam::vec3(1., -1., -1.),
];
const VERTEX_DATA_FRONT: [glam::Vec3; 4] = [
glam::vec3(-1., 1., -1.),
glam::vec3(1., 1., -1.),
glam::vec3(1., -1., -1.),
glam::vec3(-1., -1., -1.),
];
pub fn new() -> Self {
Self {min: glam::Vec3::INFINITY,max: glam::Vec3::NEG_INFINITY}
}
pub fn grow(&mut self, point:glam::Vec3){
self.min=self.min.min(point);
self.max=self.max.max(point);
}
pub fn normal(face:AabbFace) -> glam::Vec3 {
match face {
AabbFace::Right => glam::vec3(1.,0.,0.),
AabbFace::Top => glam::vec3(0.,1.,0.),
AabbFace::Back => glam::vec3(0.,0.,1.),
AabbFace::Left => glam::vec3(-1.,0.,0.),
AabbFace::Bottom => glam::vec3(0.,-1.,0.),
AabbFace::Front => glam::vec3(0.,0.,-1.),
}
}
pub fn unit_vertices() -> [glam::Vec3;8] {
return Self::VERTEX_DATA;
}
pub fn unit_face_vertices(face:AabbFace) -> [glam::Vec3;4] {
match face {
AabbFace::Right => Self::VERTEX_DATA_RIGHT,
AabbFace::Top => Self::VERTEX_DATA_TOP,
AabbFace::Back => Self::VERTEX_DATA_BACK,
AabbFace::Left => Self::VERTEX_DATA_LEFT,
AabbFace::Bottom => Self::VERTEX_DATA_BOTTOM,
AabbFace::Front => Self::VERTEX_DATA_FRONT,
}
}
}
//pretend to be using what we want to eventually do
type TreyMeshFace = AabbFace;
type TreyMesh = Aabb;
pub struct Model {
//A model is a thing that has a hitbox. can be represented by a list of TreyMesh-es
//in this iteration, all it needs is extents.
transform: glam::Mat4,
}
impl Model {
pub fn new(transform:glam::Mat4) -> Self {
Self{transform}
}
pub fn unit_vertices(&self) -> [glam::Vec3;8] {
Aabb::unit_vertices()
}
pub fn mesh(&self) -> TreyMesh {
let mut aabb=Aabb::new();
for &vertex in self.unit_vertices().iter() {
aabb.grow(glam::Vec4Swizzles::xyz(self.transform*vertex.extend(1.0)));
}
return aabb;
}
pub fn unit_face_vertices(&self,face:TreyMeshFace) -> [glam::Vec3;4] {
Aabb::unit_face_vertices(face)
}
pub fn face_mesh(&self,face:TreyMeshFace) -> TreyMesh {
let mut aabb=self.mesh();
//in this implementation face = worldspace aabb face
match face {
AabbFace::Right => aabb.min.x=aabb.max.x,
AabbFace::Top => aabb.min.y=aabb.max.y,
AabbFace::Back => aabb.min.z=aabb.max.z,
AabbFace::Left => aabb.max.x=aabb.min.x,
AabbFace::Bottom => aabb.max.y=aabb.min.y,
AabbFace::Front => aabb.max.z=aabb.min.z,
}
return aabb;
}
pub fn face_normal(&self,face:TreyMeshFace) -> glam::Vec3 {
glam::Vec4Swizzles::xyz(Aabb::normal(face).extend(0.0))//this is wrong for scale
}
}
//need non-face (full model) variant for CanCollide false objects
//OR have a separate list from contacts for model intersection
#[derive(Debug,Clone,Eq,Hash,PartialEq)]
pub struct RelativeCollision {
face: TreyMeshFace,//just an id
model: u32,//using id to avoid lifetimes
}
impl RelativeCollision {
pub fn mesh(&self,models:&Vec<Model>) -> TreyMesh {
return models.get(self.model as usize).unwrap().face_mesh(self.face)
}
pub fn normal(&self,models:&Vec<Model>) -> glam::Vec3 {
return models.get(self.model as usize).unwrap().face_normal(self.face)
}
}
pub type TIME = i64;
impl Body {
pub fn with_pva(position:glam::Vec3,velocity:glam::Vec3,acceleration:glam::Vec3) -> Self {
Self{
position,
velocity,
acceleration,
time: 0,
}
}
pub fn extrapolated_position(&self,time: TIME)->glam::Vec3{
let dt=(time-self.time) as f64/1_000_000_000f64;
self.position+self.velocity*(dt as f32)+self.acceleration*((0.5*dt*dt) as f32)
}
pub fn extrapolated_velocity(&self,time: TIME)->glam::Vec3{
let dt=(time-self.time) as f64/1_000_000_000f64;
self.velocity+self.acceleration*(dt as f32)
}
pub fn advance_time(&mut self, time: TIME){
self.position=self.extrapolated_position(time);
self.velocity=self.extrapolated_velocity(time);
self.time=time;
}
}
impl PhysicsState {
//tickless gaming
pub fn run(&mut self, time_limit:TIME){
//prepare is ommitted - everything is done via instructions.
while let Some(instruction) = self.next_instruction(time_limit) {//collect
//advance
//self.advance_time(instruction.time);
//process
self.process_instruction(instruction);
//write hash lol
}
}
pub fn advance_time(&mut self, time: TIME){
self.body.advance_time(time);
self.time=time;
}
fn contact_constrain_velocity(&self,velocity:&mut glam::Vec3){
for contact in self.contacts.iter() {
let n=contact.normal(&self.models_cringe_clone);
let d=velocity.dot(n);
if d<0f32{
(*velocity)-=d/n.length_squared()*n;
}
}
}
fn contact_constrain_acceleration(&self,acceleration:&mut glam::Vec3){
for contact in self.contacts.iter() {
let n=contact.normal(&self.models_cringe_clone);
let d=acceleration.dot(n);
if d<0f32{
(*acceleration)-=d/n.length_squared()*n;
}
}
}
fn next_strafe_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
return Some(TimedInstruction{
time:(self.time*self.strafe_tick_num/self.strafe_tick_den+1)*self.strafe_tick_den/self.strafe_tick_num,
//only poll the physics if there is a before and after mouse event
instruction:PhysicsInstruction::StrafeTick
});
}
//state mutated on collision:
//Accelerator
//stair step-up
//state mutated on instruction
//change fly acceleration (fly_sustain)
//change fly velocity
//generic event emmiters
//PlatformStandTime
//walk/swim/air/ladder sounds
//VState?
//falling under the map
// fn next_respawn_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
// if self.body.position<self.world.min_y {
// return Some(TimedInstruction{
// time:self.time,
// instruction:PhysicsInstruction::Trigger(None)
// });
// }
// }
// fn next_water_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
// return Some(TimedInstruction{
// time:(self.time*self.strafe_tick_num/self.strafe_tick_den+1)*self.strafe_tick_den/self.strafe_tick_num,
// //only poll the physics if there is a before and after mouse event
// instruction:PhysicsInstruction::Water
// });
// }
fn next_walk_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
//check if you have a valid walk state and create an instruction
if self.grounded{
match self.walk.state{
WalkEnum::Transient=>Some(TimedInstruction{
time:self.walk.target_time,
instruction:PhysicsInstruction::ReachWalkTargetVelocity
}),
WalkEnum::Invalid=>Some(TimedInstruction{
time:self.time,
instruction:PhysicsInstruction::RefreshWalkTarget,
}),
WalkEnum::Reached=>None,
}
}else{
return None;
}
}
fn mesh(&self) -> TreyMesh {
let mut aabb=Aabb::new();
for vertex in Aabb::unit_vertices(){
aabb.grow(self.body.position+self.hitbox_halfsize*vertex);
}
aabb
}
fn predict_collision_end(&self,time:TIME,time_limit:TIME,collision_data:&RelativeCollision) -> Option<TimedInstruction<PhysicsInstruction>> {
//must treat cancollide false objects differently: you may not exit through the same face you entered.
//RelativeCollsion must reference the full model instead of a particular face
//this is Ctrl+C Ctrl+V of predict_collision_start but with v=-v before the calc and t=-t after the calc
//find best t
let mut best_time=time_limit;
let mut exit_face:Option<TreyMeshFace>=None;
let mesh0=self.mesh();
let mesh1=self.models_cringe_clone.get(collision_data.model as usize).unwrap().mesh();
let (v,a)=(-self.body.velocity,self.body.acceleration);
//collect x
match collision_data.face {
AabbFace::Top|AabbFace::Back|AabbFace::Bottom|AabbFace::Front=>{
for t in zeroes2(mesh0.max.x-mesh1.min.x,v.x,0.5*a.x) {
//negative t = back in time
//must be moving towards surface to collide
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((-t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&0f32<v.x+a.x*-t{
//collect valid t
best_time=t_time;
exit_face=Some(TreyMeshFace::Left);
break;
}
}
for t in zeroes2(mesh0.min.x-mesh1.max.x,v.x,0.5*a.x) {
//negative t = back in time
//must be moving towards surface to collide
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((-t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&v.x+a.x*-t<0f32{
//collect valid t
best_time=t_time;
exit_face=Some(TreyMeshFace::Right);
break;
}
}
},
AabbFace::Left=>{
//generate event if v.x<0||a.x<0
if -v.x<0f32{
best_time=time;
exit_face=Some(TreyMeshFace::Left);
}
},
AabbFace::Right=>{
//generate event if 0<v.x||0<a.x
if 0f32<(-v.x){
best_time=time;
exit_face=Some(TreyMeshFace::Right);
}
},
}
//collect y
match collision_data.face {
AabbFace::Left|AabbFace::Back|AabbFace::Right|AabbFace::Front=>{
for t in zeroes2(mesh0.max.y-mesh1.min.y,v.y,0.5*a.y) {
//negative t = back in time
//must be moving towards surface to collide
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((-t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&0f32<v.y+a.y*-t{
//collect valid t
best_time=t_time;
exit_face=Some(TreyMeshFace::Bottom);
break;
}
}
for t in zeroes2(mesh0.min.y-mesh1.max.y,v.y,0.5*a.y) {
//negative t = back in time
//must be moving towards surface to collide
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((-t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&v.y+a.y*-t<0f32{
//collect valid t
best_time=t_time;
exit_face=Some(TreyMeshFace::Top);
break;
}
}
},
AabbFace::Bottom=>{
//generate event if v.y<0||a.y<0
if -v.y<0f32{
best_time=time;
exit_face=Some(TreyMeshFace::Bottom);
}
},
AabbFace::Top=>{
//generate event if 0<v.y||0<a.y
if 0f32<(-v.y){
best_time=time;
exit_face=Some(TreyMeshFace::Top);
}
},
}
//collect z
match collision_data.face {
AabbFace::Left|AabbFace::Bottom|AabbFace::Right|AabbFace::Top=>{
for t in zeroes2(mesh0.max.z-mesh1.min.z,v.z,0.5*a.z) {
//negative t = back in time
//must be moving towards surface to collide
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((-t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&0f32<v.z+a.z*-t{
//collect valid t
best_time=t_time;
exit_face=Some(TreyMeshFace::Front);
break;
}
}
for t in zeroes2(mesh0.min.z-mesh1.max.z,v.z,0.5*a.z) {
//negative t = back in time
//must be moving towards surface to collide
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((-t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&v.z+a.z*-t<0f32{
//collect valid t
best_time=t_time;
exit_face=Some(TreyMeshFace::Back);
break;
}
}
},
AabbFace::Front=>{
//generate event if v.z<0||a.z<0
if -v.z<0f32{
best_time=time;
exit_face=Some(TreyMeshFace::Front);
}
},
AabbFace::Back=>{
//generate event if 0<v.z||0<a.z
if 0f32<(-v.z){
best_time=time;
exit_face=Some(TreyMeshFace::Back);
}
},
}
//generate instruction
if let Some(face) = exit_face{
return Some(TimedInstruction {
time: best_time,
instruction: PhysicsInstruction::CollisionEnd(collision_data.clone())
})
}
None
}
fn predict_collision_start(&self,time:TIME,time_limit:TIME,model_id:u32) -> Option<TimedInstruction<PhysicsInstruction>> {
//find best t
let mut best_time=time_limit;
let mut best_face:Option<TreyMeshFace>=None;
let mesh0=self.mesh();
let mesh1=self.models_cringe_clone.get(model_id as usize).unwrap().mesh();
let (p,v,a)=(self.body.position,self.body.velocity,self.body.acceleration);
//collect x
for t in zeroes2(mesh0.max.x-mesh1.min.x,v.x,0.5*a.x) {
//must collide now or in the future
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&0f32<v.x+a.x*t{
let dp=self.body.extrapolated_position(t_time)-p;
//faces must be overlapping
if mesh1.min.y<mesh0.max.y+dp.y&&mesh0.min.y+dp.y<mesh1.max.y&&mesh1.min.z<mesh0.max.z+dp.z&&mesh0.min.z+dp.z<mesh1.max.z {
//collect valid t
best_time=t_time;
best_face=Some(TreyMeshFace::Left);
break;
}
}
}
for t in zeroes2(mesh0.min.x-mesh1.max.x,v.x,0.5*a.x) {
//must collide now or in the future
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&v.x+a.x*t<0f32{
let dp=self.body.extrapolated_position(t_time)-p;
//faces must be overlapping
if mesh1.min.y<mesh0.max.y+dp.y&&mesh0.min.y+dp.y<mesh1.max.y&&mesh1.min.z<mesh0.max.z+dp.z&&mesh0.min.z+dp.z<mesh1.max.z {
//collect valid t
best_time=t_time;
best_face=Some(TreyMeshFace::Right);
break;
}
}
}
//collect y
for t in zeroes2(mesh0.max.y-mesh1.min.y,v.y,0.5*a.y) {
//must collide now or in the future
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&0f32<v.y+a.y*t{
let dp=self.body.extrapolated_position(t_time)-p;
//faces must be overlapping
if mesh1.min.x<mesh0.max.x+dp.x&&mesh0.min.x+dp.x<mesh1.max.x&&mesh1.min.z<mesh0.max.z+dp.z&&mesh0.min.z+dp.z<mesh1.max.z {
//collect valid t
best_time=t_time;
best_face=Some(TreyMeshFace::Bottom);
break;
}
}
}
for t in zeroes2(mesh0.min.y-mesh1.max.y,v.y,0.5*a.y) {
//must collide now or in the future
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&v.y+a.y*t<0f32{
let dp=self.body.extrapolated_position(t_time)-p;
//faces must be overlapping
if mesh1.min.x<mesh0.max.x+dp.x&&mesh0.min.x+dp.x<mesh1.max.x&&mesh1.min.z<mesh0.max.z+dp.z&&mesh0.min.z+dp.z<mesh1.max.z {
//collect valid t
best_time=t_time;
best_face=Some(TreyMeshFace::Top);
break;
}
}
}
//collect z
for t in zeroes2(mesh0.max.z-mesh1.min.z,v.z,0.5*a.z) {
//must collide now or in the future
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&0f32<v.z+a.z*t{
let dp=self.body.extrapolated_position(t_time)-p;
//faces must be overlapping
if mesh1.min.y<mesh0.max.y+dp.y&&mesh0.min.y+dp.y<mesh1.max.y&&mesh1.min.x<mesh0.max.x+dp.x&&mesh0.min.x+dp.x<mesh1.max.x {
//collect valid t
best_time=t_time;
best_face=Some(TreyMeshFace::Front);
break;
}
}
}
for t in zeroes2(mesh0.min.z-mesh1.max.z,v.z,0.5*a.z) {
//must collide now or in the future
//must beat the current soonest collision time
//must be moving towards surface
let t_time=self.body.time+((t as f64)*1_000_000_000f64) as TIME;
if time<=t_time&&t_time<best_time&&v.z+a.z*t<0f32{
let dp=self.body.extrapolated_position(t_time)-p;
//faces must be overlapping
if mesh1.min.y<mesh0.max.y+dp.y&&mesh0.min.y+dp.y<mesh1.max.y&&mesh1.min.x<mesh0.max.x+dp.x&&mesh0.min.x+dp.x<mesh1.max.x {
//collect valid t
best_time=t_time;
best_face=Some(TreyMeshFace::Back);
break;
}
}
}
//generate instruction
if let Some(face) = best_face{
return Some(TimedInstruction {
time: best_time,
instruction: PhysicsInstruction::CollisionStart(RelativeCollision {
face,
model: model_id
})
})
}
None
}
}
impl crate::instruction::InstructionEmitter<PhysicsInstruction> for PhysicsState {
//this little next instruction function can cache its return value and invalidate the cached value by watching the State.
fn next_instruction(&self,time_limit:TIME) -> Option<TimedInstruction<PhysicsInstruction>> {
//JUST POLLING!!! NO MUTATION
let mut collector = crate::instruction::InstructionCollector::new(time_limit);
//check for collision stop instructions with curent contacts
for collision_data in self.contacts.iter() {
collector.collect(self.predict_collision_end(self.time,time_limit,collision_data));
}
//check for collision start instructions (against every part in the game with no optimization!!)
for i in 0..self.models_cringe_clone.len() {
collector.collect(self.predict_collision_start(self.time,time_limit,i as u32));
}
if self.grounded {
//walk maintenance
collector.collect(self.next_walk_instruction());
}else{
//check to see when the next strafe tick is
collector.collect(self.next_strafe_instruction());
}
collector.instruction()
}
}
impl crate::instruction::InstructionConsumer<PhysicsInstruction> for PhysicsState {
fn process_instruction(&mut self, ins:TimedInstruction<PhysicsInstruction>) {
match &ins.instruction {
PhysicsInstruction::StrafeTick => (),
_=>println!("{:?}",ins),
}
//selectively update body
match &ins.instruction {
PhysicsInstruction::SetWalkTargetVelocity(_)
|PhysicsInstruction::SetControlDir(_) => self.time=ins.time,//TODO: queue instructions
PhysicsInstruction::RefreshWalkTarget
|PhysicsInstruction::ReachWalkTargetVelocity
|PhysicsInstruction::CollisionStart(_)
|PhysicsInstruction::CollisionEnd(_)
|PhysicsInstruction::StrafeTick
|PhysicsInstruction::Jump => self.advance_time(ins.time),
}
match ins.instruction {
PhysicsInstruction::CollisionStart(c) => {
//check ground
match &c.face {
AabbFace::Top => {
//ground
self.grounded=true;
},
_ => (),
}
self.contacts.insert(c);
//flatten v
let mut v=self.body.velocity;
self.contact_constrain_velocity(&mut v);
self.body.velocity=v;
self.walk.state=WalkEnum::Invalid;
},
PhysicsInstruction::CollisionEnd(c) => {
self.contacts.remove(&c);//remove contact before calling contact_constrain_acceleration
let mut a=self.gravity;
self.contact_constrain_acceleration(&mut a);
self.body.acceleration=a;
self.walk.state=WalkEnum::Invalid;
//check ground
match &c.face {
AabbFace::Top => {
self.grounded=false;
},
_ => (),
}
},
PhysicsInstruction::SetControlDir(control_dir)=>{
self.temp_control_dir=control_dir;
self.walk.state=WalkEnum::Invalid;
},
PhysicsInstruction::StrafeTick => {
//let control_dir=self.get_control_dir();//this should respect your mouse interpolation settings
let d=self.body.velocity.dot(self.temp_control_dir);
if d<self.mv {
let mut v=self.body.velocity+(self.mv-d)*self.temp_control_dir;
self.contact_constrain_velocity(&mut v);
self.body.velocity=v;
}
}
PhysicsInstruction::Jump => {
self.grounded=false;//do I need this?
let mut v=self.body.velocity+glam::Vec3::new(0.0,0.715588/2.0*100.0,0.0);
self.contact_constrain_velocity(&mut v);
self.body.velocity=v;
self.walk.state=WalkEnum::Invalid;
},
PhysicsInstruction::ReachWalkTargetVelocity => {
//precisely set velocity
let mut a=glam::Vec3::ZERO;
self.contact_constrain_acceleration(&mut a);
self.body.acceleration=a;
let mut v=self.walk.target_velocity;
self.contact_constrain_velocity(&mut v);
self.body.velocity=v;
self.walk.state=WalkEnum::Reached;
},
PhysicsInstruction::RefreshWalkTarget => {
//calculate acceleration yada yada
if self.grounded{
let mut v=self.walk.target_velocity;
self.contact_constrain_velocity(&mut v);
let mut target_diff=v-self.body.velocity;
target_diff.y=0f32;
if target_diff==glam::Vec3::ZERO{
let mut a=glam::Vec3::ZERO;
self.contact_constrain_acceleration(&mut a);
self.body.acceleration=a;
self.walk.state=WalkEnum::Reached;
}else{
let accel=self.walk_accel.min(self.gravity.length()*self.friction);
let time_delta=target_diff.length()/accel;
let mut a=target_diff/time_delta;
self.contact_constrain_acceleration(&mut a);
self.body.acceleration=a;
self.walk.target_time=self.body.time+((time_delta as f64)*1_000_000_000f64) as TIME;
self.walk.state=WalkEnum::Transient;
}
}
},
PhysicsInstruction::SetWalkTargetVelocity(v) => {
self.walk.target_velocity=v;
self.walk.state=WalkEnum::Invalid;
},
}
}
}

@ -6,419 +6,438 @@ use std::time::Instant;
#[cfg(target_arch = "wasm32")]
use web_sys::{ImageBitmapRenderingContext, OffscreenCanvas};
use winit::{
event::{self, WindowEvent},
event_loop::{ControlFlow, EventLoop},
event::{self, WindowEvent},
event_loop::{ControlFlow, EventLoop},
};
#[allow(dead_code)]
pub fn cast_slice<T>(data: &[T]) -> &[u8] {
use std::{mem::size_of, slice::from_raw_parts};
use std::{mem::size_of, slice::from_raw_parts};
unsafe { from_raw_parts(data.as_ptr() as *const u8, data.len() * size_of::<T>()) }
unsafe { from_raw_parts(data.as_ptr() as *const u8, data.len() * size_of::<T>()) }
}
#[allow(dead_code)]
pub enum ShaderStage {
Vertex,
Fragment,
Compute,
Vertex,
Fragment,
Compute,
}
pub trait Example: 'static + Sized {
fn optional_features() -> wgpu::Features {
wgpu::Features::empty()
}
fn required_features() -> wgpu::Features {
wgpu::Features::empty()
}
fn required_downlevel_capabilities() -> wgpu::DownlevelCapabilities {
wgpu::DownlevelCapabilities {
flags: wgpu::DownlevelFlags::empty(),
shader_model: wgpu::ShaderModel::Sm5,
..wgpu::DownlevelCapabilities::default()
}
}
fn required_limits() -> wgpu::Limits {
wgpu::Limits::downlevel_webgl2_defaults() // These downlevel limits will allow the code to run on all possible hardware
}
fn init(
config: &wgpu::SurfaceConfiguration,
adapter: &wgpu::Adapter,
device: &wgpu::Device,
queue: &wgpu::Queue,
) -> Self;
fn resize(
&mut self,
config: &wgpu::SurfaceConfiguration,
device: &wgpu::Device,
queue: &wgpu::Queue,
);
fn update(&mut self, event: WindowEvent);
fn move_mouse(&mut self, delta: (f64,f64));
fn render(
&mut self,
view: &wgpu::TextureView,
device: &wgpu::Device,
queue: &wgpu::Queue,
spawner: &Spawner,
);
fn optional_features() -> wgpu::Features {
wgpu::Features::empty()
}
fn required_features() -> wgpu::Features {
wgpu::Features::empty()
}
fn required_downlevel_capabilities() -> wgpu::DownlevelCapabilities {
wgpu::DownlevelCapabilities {
flags: wgpu::DownlevelFlags::empty(),
shader_model: wgpu::ShaderModel::Sm5,
..wgpu::DownlevelCapabilities::default()
}
}
fn required_limits() -> wgpu::Limits {
wgpu::Limits::downlevel_webgl2_defaults() // These downlevel limits will allow the code to run on all possible hardware
}
fn init(
config: &wgpu::SurfaceConfiguration,
adapter: &wgpu::Adapter,
device: &wgpu::Device,
queue: &wgpu::Queue,
) -> Self;
fn resize(
&mut self,
config: &wgpu::SurfaceConfiguration,
device: &wgpu::Device,
queue: &wgpu::Queue,
);
fn update(&mut self, event: WindowEvent);
fn move_mouse(&mut self, delta: (f64,f64));
fn render(
&mut self,
view: &wgpu::TextureView,
device: &wgpu::Device,
queue: &wgpu::Queue,
spawner: &Spawner,
);
}
struct Setup {
window: winit::window::Window,
event_loop: EventLoop<()>,
instance: wgpu::Instance,
size: winit::dpi::PhysicalSize<u32>,
surface: wgpu::Surface,
adapter: wgpu::Adapter,
device: wgpu::Device,
queue: wgpu::Queue,
#[cfg(target_arch = "wasm32")]
offscreen_canvas_setup: Option<OffscreenCanvasSetup>,
window: winit::window::Window,
event_loop: EventLoop<()>,
instance: wgpu::Instance,
size: winit::dpi::PhysicalSize<u32>,
surface: wgpu::Surface,
adapter: wgpu::Adapter,
device: wgpu::Device,
queue: wgpu::Queue,
#[cfg(target_arch = "wasm32")]
offscreen_canvas_setup: Option<OffscreenCanvasSetup>,
}
#[cfg(target_arch = "wasm32")]
struct OffscreenCanvasSetup {
offscreen_canvas: OffscreenCanvas,
bitmap_renderer: ImageBitmapRenderingContext,
offscreen_canvas: OffscreenCanvas,
bitmap_renderer: ImageBitmapRenderingContext,
}
async fn setup<E: Example>(title: &str) -> Setup {
#[cfg(not(target_arch = "wasm32"))]
{
env_logger::init();
};
#[cfg(not(target_arch = "wasm32"))]
{
env_logger::init();
};
let event_loop = EventLoop::new();
let mut builder = winit::window::WindowBuilder::new();
builder = builder.with_title(title);
#[cfg(windows_OFF)] // TODO
{
use winit::platform::windows::WindowBuilderExtWindows;
builder = builder.with_no_redirection_bitmap(true);
}
let window = builder.build(&event_loop).unwrap();
let event_loop = EventLoop::new();
let mut builder = winit::window::WindowBuilder::new();
builder = builder.with_title(title);
#[cfg(windows_OFF)] // TODO
{
use winit::platform::windows::WindowBuilderExtWindows;
builder = builder.with_no_redirection_bitmap(true);
}
let window = builder.build(&event_loop).unwrap();
#[cfg(target_arch = "wasm32")]
{
use winit::platform::web::WindowExtWebSys;
let query_string = web_sys::window().unwrap().location().search().unwrap();
let level: log::Level = parse_url_query_string(&query_string, "RUST_LOG")
.and_then(|x| x.parse().ok())
.unwrap_or(log::Level::Error);
console_log::init_with_level(level).expect("could not initialize logger");
std::panic::set_hook(Box::new(console_error_panic_hook::hook));
// On wasm, append the canvas to the document body
web_sys::window()
.and_then(|win| win.document())
.and_then(|doc| doc.body())
.and_then(|body| {
body.append_child(&web_sys::Element::from(window.canvas()))
.ok()
})
.expect("couldn't append canvas to document body");
}
#[cfg(target_arch = "wasm32")]
{
use winit::platform::web::WindowExtWebSys;
let query_string = web_sys::window().unwrap().location().search().unwrap();
let level: log::Level = parse_url_query_string(&query_string, "RUST_LOG")
.and_then(|x| x.parse().ok())
.unwrap_or(log::Level::Error);
console_log::init_with_level(level).expect("could not initialize logger");
std::panic::set_hook(Box::new(console_error_panic_hook::hook));
// On wasm, append the canvas to the document body
web_sys::window()
.and_then(|win| win.document())
.and_then(|doc| doc.body())
.and_then(|body| {
body.append_child(&web_sys::Element::from(window.canvas()))
.ok()
})
.expect("couldn't append canvas to document body");
}
#[cfg(target_arch = "wasm32")]
let mut offscreen_canvas_setup: Option<OffscreenCanvasSetup> = None;
#[cfg(target_arch = "wasm32")]
{
use wasm_bindgen::JsCast;
use winit::platform::web::WindowExtWebSys;
#[cfg(target_arch = "wasm32")]
let mut offscreen_canvas_setup: Option<OffscreenCanvasSetup> = None;
#[cfg(target_arch = "wasm32")]
{
use wasm_bindgen::JsCast;
use winit::platform::web::WindowExtWebSys;
let query_string = web_sys::window().unwrap().location().search().unwrap();
if let Some(offscreen_canvas_param) =
parse_url_query_string(&query_string, "offscreen_canvas")
{
if FromStr::from_str(offscreen_canvas_param) == Ok(true) {
log::info!("Creating OffscreenCanvasSetup");
let query_string = web_sys::window().unwrap().location().search().unwrap();
if let Some(offscreen_canvas_param) =
parse_url_query_string(&query_string, "offscreen_canvas")
{
if FromStr::from_str(offscreen_canvas_param) == Ok(true) {
log::info!("Creating OffscreenCanvasSetup");
let offscreen_canvas =
OffscreenCanvas::new(1024, 768).expect("couldn't create OffscreenCanvas");
let offscreen_canvas =
OffscreenCanvas::new(1024, 768).expect("couldn't create OffscreenCanvas");
let bitmap_renderer = window
.canvas()
.get_context("bitmaprenderer")
.expect("couldn't create ImageBitmapRenderingContext (Result)")
.expect("couldn't create ImageBitmapRenderingContext (Option)")
.dyn_into::<ImageBitmapRenderingContext>()
.expect("couldn't convert into ImageBitmapRenderingContext");
let bitmap_renderer = window
.canvas()
.get_context("bitmaprenderer")
.expect("couldn't create ImageBitmapRenderingContext (Result)")
.expect("couldn't create ImageBitmapRenderingContext (Option)")
.dyn_into::<ImageBitmapRenderingContext>()
.expect("couldn't convert into ImageBitmapRenderingContext");
offscreen_canvas_setup = Some(OffscreenCanvasSetup {
offscreen_canvas,
bitmap_renderer,
})
}
}
};
offscreen_canvas_setup = Some(OffscreenCanvasSetup {
offscreen_canvas,
bitmap_renderer,
})
}
}
};
log::info!("Initializing the surface...");
log::info!("Initializing the surface...");
let backends = wgpu::util::backend_bits_from_env().unwrap_or_else(wgpu::Backends::all);
let dx12_shader_compiler = wgpu::util::dx12_shader_compiler_from_env().unwrap_or_default();
let backends = wgpu::util::backend_bits_from_env().unwrap_or_else(wgpu::Backends::all);
let dx12_shader_compiler = wgpu::util::dx12_shader_compiler_from_env().unwrap_or_default();
let instance = wgpu::Instance::new(wgpu::InstanceDescriptor {
backends,
dx12_shader_compiler,
});
let (size, surface) = unsafe {
let size = window.inner_size();
let instance = wgpu::Instance::new(wgpu::InstanceDescriptor {
backends,
dx12_shader_compiler,
});
let (size, surface) = unsafe {
let size = window.inner_size();
#[cfg(any(not(target_arch = "wasm32"), target_os = "emscripten"))]
let surface = instance.create_surface(&window).unwrap();
#[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))]
let surface = {
if let Some(offscreen_canvas_setup) = &offscreen_canvas_setup {
log::info!("Creating surface from OffscreenCanvas");
instance.create_surface_from_offscreen_canvas(
offscreen_canvas_setup.offscreen_canvas.clone(),
)
} else {
instance.create_surface(&window)
}
}
.unwrap();
#[cfg(any(not(target_arch = "wasm32"), target_os = "emscripten"))]
let surface = instance.create_surface(&window).unwrap();
#[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))]
let surface = {
if let Some(offscreen_canvas_setup) = &offscreen_canvas_setup {
log::info!("Creating surface from OffscreenCanvas");
instance.create_surface_from_offscreen_canvas(
offscreen_canvas_setup.offscreen_canvas.clone(),
)
} else {
instance.create_surface(&window)
}
}
.unwrap();
(size, surface)
};
let adapter = wgpu::util::initialize_adapter_from_env_or_default(&instance, Some(&surface))
.await
.expect("No suitable GPU adapters found on the system!");
(size, surface)
};
let adapter = wgpu::util::initialize_adapter_from_env_or_default(&instance, Some(&surface))
.await
.expect("No suitable GPU adapters found on the system!");
#[cfg(not(target_arch = "wasm32"))]
{
let adapter_info = adapter.get_info();
println!("Using {} ({:?})", adapter_info.name, adapter_info.backend);
}
#[cfg(not(target_arch = "wasm32"))]
{
let adapter_info = adapter.get_info();
println!("Using {} ({:?})", adapter_info.name, adapter_info.backend);
}
let optional_features = E::optional_features();
let required_features = E::required_features();
let adapter_features = adapter.features();
assert!(
adapter_features.contains(required_features),
"Adapter does not support required features for this example: {:?}",
required_features - adapter_features
);
let optional_features = E::optional_features();
let required_features = E::required_features();
let adapter_features = adapter.features();
assert!(
adapter_features.contains(required_features),
"Adapter does not support required features for this example: {:?}",
required_features - adapter_features
);
let required_downlevel_capabilities = E::required_downlevel_capabilities();
let downlevel_capabilities = adapter.get_downlevel_capabilities();
assert!(
downlevel_capabilities.shader_model >= required_downlevel_capabilities.shader_model,
"Adapter does not support the minimum shader model required to run this example: {:?}",
required_downlevel_capabilities.shader_model
);
assert!(
downlevel_capabilities
.flags
.contains(required_downlevel_capabilities.flags),
"Adapter does not support the downlevel capabilities required to run this example: {:?}",
required_downlevel_capabilities.flags - downlevel_capabilities.flags
);
let required_downlevel_capabilities = E::required_downlevel_capabilities();
let downlevel_capabilities = adapter.get_downlevel_capabilities();
assert!(
downlevel_capabilities.shader_model >= required_downlevel_capabilities.shader_model,
"Adapter does not support the minimum shader model required to run this example: {:?}",
required_downlevel_capabilities.shader_model
);
assert!(
downlevel_capabilities
.flags
.contains(required_downlevel_capabilities.flags),
"Adapter does not support the downlevel capabilities required to run this example: {:?}",
required_downlevel_capabilities.flags - downlevel_capabilities.flags
);
// Make sure we use the texture resolution limits from the adapter, so we can support images the size of the surface.
let needed_limits = E::required_limits().using_resolution(adapter.limits());
// Make sure we use the texture resolution limits from the adapter, so we can support images the size of the surface.
let needed_limits = E::required_limits().using_resolution(adapter.limits());
let trace_dir = std::env::var("WGPU_TRACE");
let (device, queue) = adapter
.request_device(
&wgpu::DeviceDescriptor {
label: None,
features: (optional_features & adapter_features) | required_features,
limits: needed_limits,
},
trace_dir.ok().as_ref().map(std::path::Path::new),
)
.await
.expect("Unable to find a suitable GPU adapter!");
let trace_dir = std::env::var("WGPU_TRACE");
let (device, queue) = adapter
.request_device(
&wgpu::DeviceDescriptor {
label: None,
features: (optional_features & adapter_features) | required_features,
limits: needed_limits,
},
trace_dir.ok().as_ref().map(std::path::Path::new),
)
.await
.expect("Unable to find a suitable GPU adapter!");
Setup {
window,
event_loop,
instance,
size,
surface,
adapter,
device,
queue,
#[cfg(target_arch = "wasm32")]
offscreen_canvas_setup,
}
Setup {
window,
event_loop,
instance,
size,
surface,
adapter,
device,
queue,
#[cfg(target_arch = "wasm32")]
offscreen_canvas_setup,
}
}
fn start<E: Example>(
#[cfg(not(target_arch = "wasm32"))] Setup {
window,
event_loop,
instance,
size,
surface,
adapter,
device,
queue,
}: Setup,
#[cfg(target_arch = "wasm32")] Setup {
window,
event_loop,
instance,
size,
surface,
adapter,
device,
queue,
offscreen_canvas_setup,
}: Setup,
#[cfg(not(target_arch = "wasm32"))] Setup {
window,
event_loop,
instance,
size,
surface,
adapter,
device,
queue,
}: Setup,
#[cfg(target_arch = "wasm32")] Setup {
window,
event_loop,
instance,
size,
surface,
adapter,
device,
queue,
offscreen_canvas_setup,
}: Setup,
) {
let spawner = Spawner::new();
let mut config = surface
.get_default_config(&adapter, size.width, size.height)
.expect("Surface isn't supported by the adapter.");
let surface_view_format = config.format.add_srgb_suffix();
config.view_formats.push(surface_view_format);
surface.configure(&device, &config);
let spawner = Spawner::new();
let mut config = surface
.get_default_config(&adapter, size.width, size.height)
.expect("Surface isn't supported by the adapter.");
let surface_view_format = config.format.add_srgb_suffix();
config.view_formats.push(surface_view_format);
surface.configure(&device, &config);
log::info!("Initializing the example...");
let mut example = E::init(&config, &adapter, &device, &queue);
log::info!("Initializing the example...");
let mut example = E::init(&config, &adapter, &device, &queue);
log::info!("Entering render loop...");
event_loop.run(move |event, _, control_flow| {
let _ = (&instance, &adapter); // force ownership by the closure
*control_flow = if cfg!(feature = "metal-auto-capture") {
ControlFlow::Exit
} else {
ControlFlow::Poll
};
match event {
event::Event::RedrawEventsCleared => {
#[cfg(not(target_arch = "wasm32"))]
spawner.run_until_stalled();
#[cfg(not(target_arch = "wasm32"))]
let mut last_frame_inst = Instant::now();
#[cfg(not(target_arch = "wasm32"))]
let (mut frame_count, mut accum_time) = (0, 0.0);
window.request_redraw();
}
event::Event::WindowEvent {
event:
WindowEvent::Resized(size)
| WindowEvent::ScaleFactorChanged {
new_inner_size: &mut size,
..
},
..
} => {
// Once winit is fixed, the detection conditions here can be removed.
// https://github.com/rust-windowing/winit/issues/2876
let max_dimension = adapter.limits().max_texture_dimension_2d;
if size.width > max_dimension || size.height > max_dimension {
log::warn!(
"The resizing size {:?} exceeds the limit of {}.",
size,
max_dimension
);
} else {
log::info!("Resizing to {:?}", size);
config.width = size.width.max(1);
config.height = size.height.max(1);
example.resize(&config, &device, &queue);
surface.configure(&device, &config);
}
}
event::Event::WindowEvent { event, .. } => match event {
WindowEvent::KeyboardInput {
input:
event::KeyboardInput {
virtual_keycode: Some(event::VirtualKeyCode::Escape),
state: event::ElementState::Pressed,
..
},
..
}
| WindowEvent::CloseRequested => {
*control_flow = ControlFlow::Exit;
}
#[cfg(not(target_arch = "wasm32"))]
WindowEvent::KeyboardInput {
input:
event::KeyboardInput {
virtual_keycode: Some(event::VirtualKeyCode::R),
state: event::ElementState::Pressed,
..
},
..
} => {
println!("{:#?}", instance.generate_report());
}
_ => {
example.update(event);
}
},
event::Event::DeviceEvent {
event:
winit::event::DeviceEvent::MouseMotion {
delta,
},
..
} => {
example.move_mouse(delta);
},
event::Event::RedrawRequested(_) => {
log::info!("Entering render loop...");
event_loop.run(move |event, _, control_flow| {
let _ = (&instance, &adapter); // force ownership by the closure
*control_flow = if cfg!(feature = "metal-auto-capture") {
ControlFlow::Exit
} else {
ControlFlow::Poll
};
match event {
event::Event::RedrawEventsCleared => {
#[cfg(not(target_arch = "wasm32"))]
spawner.run_until_stalled();
let frame = match surface.get_current_texture() {
Ok(frame) => frame,
Err(_) => {
surface.configure(&device, &config);
surface
.get_current_texture()
.expect("Failed to acquire next surface texture!")
}
};
let view = frame.texture.create_view(&wgpu::TextureViewDescriptor {
format: Some(surface_view_format),
..wgpu::TextureViewDescriptor::default()
});
window.request_redraw();
}
event::Event::WindowEvent {
event:
WindowEvent::Resized(size)
| WindowEvent::ScaleFactorChanged {
new_inner_size: &mut size,
..
},
..
} => {
// Once winit is fixed, the detection conditions here can be removed.
// https://github.com/rust-windowing/winit/issues/2876
let max_dimension = adapter.limits().max_texture_dimension_2d;
if size.width > max_dimension || size.height > max_dimension {
log::warn!(
"The resizing size {:?} exceeds the limit of {}.",
size,
max_dimension
);
} else {
log::info!("Resizing to {:?}", size);
config.width = size.width.max(1);
config.height = size.height.max(1);
example.resize(&config, &device, &queue);
surface.configure(&device, &config);
}
}
event::Event::WindowEvent { event, .. } => match event {
WindowEvent::KeyboardInput {
input:
event::KeyboardInput {
virtual_keycode: Some(event::VirtualKeyCode::Escape),
state: event::ElementState::Pressed,
..
},
..
}
| WindowEvent::CloseRequested => {
*control_flow = ControlFlow::Exit;
}
#[cfg(not(target_arch = "wasm32"))]
WindowEvent::KeyboardInput {
input:
event::KeyboardInput {
virtual_keycode: Some(event::VirtualKeyCode::R),
state: event::ElementState::Pressed,
..
},
..
} => {
println!("{:#?}", instance.generate_report());
}
_ => {
example.update(event);
}
},
event::Event::DeviceEvent {
event:
winit::event::DeviceEvent::MouseMotion {
delta,
},
..
} => {
example.move_mouse(delta);
},
event::Event::RedrawRequested(_) => {
#[cfg(not(target_arch = "wasm32"))]
{
accum_time += last_frame_inst.elapsed().as_secs_f32();
last_frame_inst = Instant::now();
frame_count += 1;
if frame_count == 100 {
println!(
"Avg frame time {}ms",
accum_time * 1000.0 / frame_count as f32
);
accum_time = 0.0;
frame_count = 0;
}
}
example.render(&view, &device, &queue, &spawner);
let frame = match surface.get_current_texture() {
Ok(frame) => frame,
Err(_) => {
surface.configure(&device, &config);
surface
.get_current_texture()
.expect("Failed to acquire next surface texture!")
}
};
let view = frame.texture.create_view(&wgpu::TextureViewDescriptor {
format: Some(surface_view_format),
..wgpu::TextureViewDescriptor::default()
});
frame.present();
example.render(&view, &device, &queue, &spawner);
#[cfg(target_arch = "wasm32")]
{
if let Some(offscreen_canvas_setup) = &offscreen_canvas_setup {
let image_bitmap = offscreen_canvas_setup
.offscreen_canvas
.transfer_to_image_bitmap()
.expect("couldn't transfer offscreen canvas to image bitmap.");
offscreen_canvas_setup
.bitmap_renderer
.transfer_from_image_bitmap(&image_bitmap);
frame.present();
log::info!("Transferring OffscreenCanvas to ImageBitmapRenderer");
}
}
}
_ => {}
}
});
#[cfg(target_arch = "wasm32")]
{
if let Some(offscreen_canvas_setup) = &offscreen_canvas_setup {
let image_bitmap = offscreen_canvas_setup
.offscreen_canvas
.transfer_to_image_bitmap()
.expect("couldn't transfer offscreen canvas to image bitmap.");
offscreen_canvas_setup
.bitmap_renderer
.transfer_from_image_bitmap(&image_bitmap);
log::info!("Transferring OffscreenCanvas to ImageBitmapRenderer");
}
}
}
_ => {}
}
});
}
#[cfg(not(target_arch = "wasm32"))]
pub struct Spawner<'a> {
executor: async_executor::LocalExecutor<'a>,
executor: async_executor::LocalExecutor<'a>,
}
#[cfg(not(target_arch = "wasm32"))]
impl<'a> Spawner<'a> {
fn new() -> Self {
Self {
executor: async_executor::LocalExecutor::new(),
}
}
fn new() -> Self {
Self {
executor: async_executor::LocalExecutor::new(),
}
}
#[allow(dead_code)]
pub fn spawn_local(&self, future: impl Future<Output = ()> + 'a) {
self.executor.spawn(future).detach();
}
#[allow(dead_code)]
pub fn spawn_local(&self, future: impl Future<Output = ()> + 'a) {
self.executor.spawn(future).detach();
}
fn run_until_stalled(&self) {
while self.executor.try_tick() {}
}
fn run_until_stalled(&self) {
while self.executor.try_tick() {}
}
}
#[cfg(target_arch = "wasm32")]
@ -426,69 +445,69 @@ pub struct Spawner {}
#[cfg(target_arch = "wasm32")]
impl Spawner {
fn new() -> Self {
Self {}
}
fn new() -> Self {
Self {}
}
#[allow(dead_code)]
pub fn spawn_local(&self, future: impl Future<Output = ()> + 'static) {
wasm_bindgen_futures::spawn_local(future);
}
#[allow(dead_code)]
pub fn spawn_local(&self, future: impl Future<Output = ()> + 'static) {
wasm_bindgen_futures::spawn_local(future);
}
}
#[cfg(not(target_arch = "wasm32"))]
pub fn run<E: Example>(title: &str) {
let setup = pollster::block_on(setup::<E>(title));
start::<E>(setup);
let setup = pollster::block_on(setup::<E>(title));
start::<E>(setup);
}
#[cfg(target_arch = "wasm32")]
pub fn run<E: Example>(title: &str) {
use wasm_bindgen::prelude::*;
use wasm_bindgen::prelude::*;
let title = title.to_owned();
wasm_bindgen_futures::spawn_local(async move {
let setup = setup::<E>(&title).await;
let start_closure = Closure::once_into_js(move || start::<E>(setup));
let title = title.to_owned();
wasm_bindgen_futures::spawn_local(async move {
let setup = setup::<E>(&title).await;
let start_closure = Closure::once_into_js(move || start::<E>(setup));
// make sure to handle JS exceptions thrown inside start.
// Otherwise wasm_bindgen_futures Queue would break and never handle any tasks again.
// This is required, because winit uses JS exception for control flow to escape from `run`.
if let Err(error) = call_catch(&start_closure) {
let is_control_flow_exception = error.dyn_ref::<js_sys::Error>().map_or(false, |e| {
e.message().includes("Using exceptions for control flow", 0)
});
// make sure to handle JS exceptions thrown inside start.
// Otherwise wasm_bindgen_futures Queue would break and never handle any tasks again.
// This is required, because winit uses JS exception for control flow to escape from `run`.
if let Err(error) = call_catch(&start_closure) {
let is_control_flow_exception = error.dyn_ref::<js_sys::Error>().map_or(false, |e| {
e.message().includes("Using exceptions for control flow", 0)
});
if !is_control_flow_exception {
web_sys::console::error_1(&error);
}
}
if !is_control_flow_exception {
web_sys::console::error_1(&error);
}
}
#[wasm_bindgen]
extern "C" {
#[wasm_bindgen(catch, js_namespace = Function, js_name = "prototype.call.call")]
fn call_catch(this: &JsValue) -> Result<(), JsValue>;
}
});
#[wasm_bindgen]
extern "C" {
#[wasm_bindgen(catch, js_namespace = Function, js_name = "prototype.call.call")]
fn call_catch(this: &JsValue) -> Result<(), JsValue>;
}
});
}
#[cfg(target_arch = "wasm32")]
/// Parse the query string as returned by `web_sys::window()?.location().search()?` and get a
/// specific key out of it.
pub fn parse_url_query_string<'a>(query: &'a str, search_key: &str) -> Option<&'a str> {
let query_string = query.strip_prefix('?')?;
let query_string = query.strip_prefix('?')?;
for pair in query_string.split('&') {
let mut pair = pair.split('=');
let key = pair.next()?;
let value = pair.next()?;
for pair in query_string.split('&') {
let mut pair = pair.split('=');
let key = pair.next()?;
let value = pair.next()?;
if key == search_key {
return Some(value);
}
}
if key == search_key {
return Some(value);
}
}
None
None
}
// This allows treating the framework as a standalone example,

@ -1,48 +0,0 @@
#[derive(Debug)]
pub struct TimedInstruction<I> {
pub time: crate::body::TIME,
pub instruction: I,
}
pub trait InstructionEmitter<I> {
fn next_instruction(&self, time_limit:crate::body::TIME) -> Option<TimedInstruction<I>>;
}
pub trait InstructionConsumer<I> {
fn process_instruction(&mut self, instruction:TimedInstruction<I>);
}
//PROPER PRIVATE FIELDS!!!
pub struct InstructionCollector<I> {
time: crate::body::TIME,
instruction: Option<I>,
}
impl<I> InstructionCollector<I> {
pub fn new(time:crate::body::TIME) -> Self {
Self{
time,
instruction:None
}
}
pub fn collect(&mut self,instruction:Option<TimedInstruction<I>>){
match instruction {
Some(unwrap_instruction) => {
if unwrap_instruction.time<self.time {
self.time=unwrap_instruction.time;
self.instruction=Some(unwrap_instruction.instruction);
}
},
None => (),
}
}
pub fn instruction(self) -> Option<TimedInstruction<I>> {
//STEAL INSTRUCTION AND DESTROY INSTRUCTIONCOLLECTOR
match self.instruction {
Some(instruction)=>Some(TimedInstruction{
time:self.time,
instruction
}),
None => None,
}
}
}

@ -1,4 +1,2 @@
pub mod framework;
pub mod body;
pub mod zeroes;
pub mod instruction;
pub mod load_roblox;

33
src/load_roblox.rs Normal file

@ -0,0 +1,33 @@
fn class_is_a(class: &str, superclass: &str) -> bool {
if class==superclass {
return true
}
let class_descriptor=rbx_reflection_database::get().classes.get(class);
if let Some(descriptor) = &class_descriptor {
if let Some(class_super) = &descriptor.superclass {
return class_is_a(&class_super, superclass)
}
}
return false
}
fn recursive_collect_objects(objects: &mut std::vec::Vec<rbx_dom_weak::types::Ref>,dom: &rbx_dom_weak::WeakDom, instance: &rbx_dom_weak::Instance, superclass: &str){
for &referent in instance.children() {
if let Some(c) = dom.get_by_ref(referent) {
if class_is_a(c.class.as_str(), superclass) {
objects.push(c.referent());//copy ref
}
recursive_collect_objects(objects,dom,c,superclass);
}
}
}
pub fn get_objects(buf_thing: std::io::BufReader<&[u8]>, superclass: &str) -> Result<(rbx_dom_weak::WeakDom,std::vec::Vec<rbx_dom_weak::types::Ref>), Box<dyn std::error::Error>> {
// Using buffered I/O is recommended with rbx_binary
let dom = rbx_binary::from_reader(buf_thing)?;
let mut objects = std::vec::Vec::<rbx_dom_weak::types::Ref>::new();
recursive_collect_objects(&mut objects, &dom, dom.root(), superclass);
return Ok((dom,objects))
}

File diff suppressed because it is too large Load Diff

@ -1,105 +1,125 @@
struct Camera {
// from camera to screen
proj: mat4x4<f32>,
// from screen to camera
proj_inv: mat4x4<f32>,
// from world to camera
view: mat4x4<f32>,
// camera position
cam_pos: vec4<f32>,
struct SkyOutput {
@builtin(position) position: vec4<f32>,
@location(0) sampledir: vec3<f32>,
};
//group 0 is the camera
struct Data {
// from camera to screen
proj: mat4x4<f32>,
// from screen to camera
proj_inv: mat4x4<f32>,
// from world to camera
view: mat4x4<f32>,
// camera position
cam_pos: vec4<f32>,
};
@group(0)
@binding(0)
var<uniform> camera: Camera;
struct SkyOutput {
@builtin(position) position: vec4<f32>,
@location(0) sampledir: vec3<f32>,
};
var<uniform> r_data: Data;
@vertex
fn vs_sky(@builtin(vertex_index) vertex_index: u32) -> SkyOutput {
// hacky way to draw a large triangle
let tmp1 = i32(vertex_index) / 2;
let tmp2 = i32(vertex_index) & 1;
let pos = vec4<f32>(
f32(tmp1) * 4.0 - 1.0,
f32(tmp2) * 4.0 - 1.0,
1.0,
1.0
);
// hacky way to draw a large triangle
let tmp1 = i32(vertex_index) / 2;
let tmp2 = i32(vertex_index) & 1;
let pos = vec4<f32>(
f32(tmp1) * 4.0 - 1.0,
f32(tmp2) * 4.0 - 1.0,
1.0,
1.0
);
// transposition = inversion for this orthonormal matrix
let inv_model_view = transpose(mat3x3<f32>(camera.view[0].xyz, camera.view[1].xyz, camera.view[2].xyz));
let unprojected = camera.proj_inv * pos;
// transposition = inversion for this orthonormal matrix
let inv_model_view = transpose(mat3x3<f32>(r_data.view[0].xyz, r_data.view[1].xyz, r_data.view[2].xyz));
let unprojected = r_data.proj_inv * pos;
var result: SkyOutput;
result.sampledir = inv_model_view * unprojected.xyz;
result.position = pos;
return result;
var result: SkyOutput;
result.sampledir = inv_model_view * unprojected.xyz;
result.position = pos;
return result;
}
const MAX_ENTITY_INSTANCES=1024;
//group 1 is the model
@group(1)
@binding(0)
var<uniform> entity_transforms: array<mat4x4<f32>,MAX_ENTITY_INSTANCES>;
//var<uniform> entity_texture_transforms: array<mat3x3<f32>,MAX_ENTITY_INSTANCES>;
//my fancy idea is to create a megatexture for each model that includes all the textures each intance will need
//the texture transform then maps the texture coordinates to the location of the specific texture
//how to do no texture?
@group(1)
@binding(1)
var model_texture: texture_2d<f32>;
@group(1)
@binding(2)
var model_sampler: sampler;
struct EntityOutputTexture {
@builtin(position) position: vec4<f32>,
@location(1) texture: vec2<f32>,
@location(2) normal: vec3<f32>,
@location(3) view: vec3<f32>,
struct GroundOutput {
@builtin(position) position: vec4<f32>,
@location(4) pos: vec3<f32>,
};
@vertex
fn vs_entity_texture(
@builtin(instance_index) instance: u32,
@location(0) pos: vec3<f32>,
@location(1) texture: vec2<f32>,
@location(2) normal: vec3<f32>,
) -> EntityOutputTexture {
var position: vec4<f32> = entity_transforms[instance] * vec4<f32>(pos, 1.0);
var result: EntityOutputTexture;
result.normal = (entity_transforms[instance] * vec4<f32>(normal, 0.0)).xyz;
result.texture=texture;//(entity_texture_transforms[instance] * vec3<f32>(texture, 1.0)).xy;
result.view = position.xyz - camera.cam_pos.xyz;
result.position = camera.proj * camera.view * position;
return result;
fn vs_ground(@builtin(vertex_index) vertex_index: u32) -> GroundOutput {
// hacky way to draw two triangles that make a square
let tmp1 = i32(vertex_index)/2-i32(vertex_index)/3;
let tmp2 = i32(vertex_index)&1;
let pos = vec3<f32>(
f32(tmp1) * 2.0 - 1.0,
0.0,
f32(tmp2) * 2.0 - 1.0
) * 160.0;
var result: GroundOutput;
result.pos = pos;
result.position = r_data.proj * r_data.view * vec4<f32>(pos, 1.0);
return result;
}
//group 2 is the skybox texture
@group(2)
struct EntityOutput {
@builtin(position) position: vec4<f32>,
@location(1) normal: vec3<f32>,
@location(3) view: vec3<f32>,
};
@group(1)
@binding(0)
var cube_texture: texture_cube<f32>;
@group(2)
var<uniform> r_EntityTransform: mat4x4<f32>;
@vertex
fn vs_entity(
@location(0) pos: vec3<f32>,
@location(1) normal: vec3<f32>,
) -> EntityOutput {
var position: vec4<f32> = r_EntityTransform * vec4<f32>(pos, 1.0);
var result: EntityOutput;
result.normal = (r_EntityTransform * vec4<f32>(normal, 0.0)).xyz;
result.view = position.xyz - r_data.cam_pos.xyz;
result.position = r_data.proj * r_data.view * position;
return result;
}
@group(0)
@binding(1)
var cube_sampler: sampler;
var r_texture: texture_cube<f32>;
@group(0)
@binding(2)
var r_sampler: sampler;
@fragment
fn fs_sky(vertex: SkyOutput) -> @location(0) vec4<f32> {
return textureSample(cube_texture, model_sampler, vertex.sampledir);
return textureSample(r_texture, r_sampler, vertex.sampledir);
}
@fragment
fn fs_entity_texture(vertex: EntityOutputTexture) -> @location(0) vec4<f32> {
let incident = normalize(vertex.view);
let normal = normalize(vertex.normal);
let d = dot(normal, incident);
let reflected = incident - 2.0 * d * normal;
fn fs_entity(vertex: EntityOutput) -> @location(0) vec4<f32> {
let incident = normalize(vertex.view);
let normal = normalize(vertex.normal);
let reflected = incident - 2.0 * dot(normal, incident) * normal;
let fragment_color = textureSample(model_texture, model_sampler, vertex.texture).rgb;
let reflected_color = textureSample(cube_texture, cube_sampler, reflected).rgb;
return vec4<f32>(mix(vec3<f32>(0.1) + 0.5 * reflected_color,fragment_color,1.0-pow(1.0-abs(d),2.0)), 1.0);
let reflected_color = textureSample(r_texture, r_sampler, reflected).rgb;
return vec4<f32>(vec3<f32>(0.1) + 0.5 * reflected_color, 1.0);
}
fn modulo_euclidean (a: f32, b: f32) -> f32 {
var m = a % b;
if (m < 0.0) {
if (b < 0.0) {
m -= b;
} else {
m += b;
}
}
return m;
}
@fragment
fn fs_ground(vertex: GroundOutput) -> @location(0) vec4<f32> {
let dir = vec3<f32>(-1.0)+vec3<f32>(modulo_euclidean(vertex.pos.x/16.,1.0),0.0,modulo_euclidean(vertex.pos.z/16.,1.0))*2.0;
return vec4<f32>(textureSample(r_texture, r_sampler, dir).rgb, 1.0);
}

@ -1,8 +0,0 @@
//something that implements body + hitbox + transform can predict collision
impl crate::sweep::PredictCollision for Model {
fn predict_collision(&self,other:&Model) -> Option<crate::event::EventStruct> {
//math!
None
}
}

@ -1,27 +0,0 @@
//find roots of polynomials
pub fn zeroes2(a0:f32,a1:f32,a2:f32) -> Vec<f32>{
if a2==0f32{
return zeroes1(a0, a1);
}
let mut radicand=a1*a1-4f32*a2*a0;
if 0f32<radicand {
radicand=radicand.sqrt();
if 0f32<a2 {
return vec![(-a1-radicand)/(2f32*a2),(-a1+radicand)/(2f32*a2)];
} else {
return vec![(-a1+radicand)/(2f32*a2),(-a1-radicand)/(2f32*a2)];
}
} else if radicand==0f32 {
return vec![-a1/(2f32*a2)];
} else {
return vec![];
}
}
#[inline]
pub fn zeroes1(a0:f32,a1:f32) -> Vec<f32> {
if a1==0f32{
return vec![];
} else {
return vec![-a0/a1];
}
}