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115 Commits

Author SHA1 Message Date
382ecfa713 its working look at this 2023-09-26 15:54:04 -07:00
28cad39b10 TEMP: teleport to spawn point 2023-09-26 14:36:56 -07:00
2af43480f1 wip 2023-09-26 14:36:08 -07:00
bb7ccd97bb wip 2023-09-26 14:32:33 -07:00
ff7b12e90e add regex dep for load_roblox 2023-09-26 14:31:00 -07:00
e70dc9ad0f keep textures out of git 2023-09-26 14:30:39 -07:00
c5deef8753 support rbxmx 2023-09-26 14:27:00 -07:00
7c2666fdf5 file loader multiplexer, pass dom to load_roblox 2023-09-26 14:26:53 -07:00
6da4c81826 rank device types and ignore user preference 2023-09-25 20:27:14 -07:00
c868a91a06 revert storage buffers: no igpus support 2023-09-25 20:27:14 -07:00
b513e4037d pick adapter better lole 2023-09-25 12:38:53 -07:00
a803ada0e4 zeroes2 inline maybe 2023-09-22 19:42:15 -07:00
eafcbae677 add model.rs 2023-09-22 19:42:15 -07:00
2e786b090f no need for hardcoded image size 2023-09-22 15:20:41 -07:00
70e8f7a0ad delete stupid lib file 2023-09-22 15:19:44 -07:00
48091fc15d print loaded object count for physics and graphics 2023-09-22 02:24:31 -07:00
23857d38d9 no reason to double reference 2023-09-21 20:56:24 -07:00
1c9bc347f6 clear prev map 2023-09-21 16:01:02 -07:00
c9afa2d059 only load Block shaped parts 2023-09-21 15:45:02 -07:00
1a66dfbaf7 v0.5.0 model color + drag & drop to load maps 2023-09-21 15:45:02 -07:00
847209aac4 runtime load physics 2023-09-21 15:45:02 -07:00
42ba757ec0 plumb color everywhere 2023-09-21 13:08:13 -07:00
1cee3b52ac switch entity_transforms to storage buffers to remove hardcoded part cap 2023-09-21 11:57:17 -07:00
e27ce3b507 dynamic image size 2023-09-21 11:56:03 -07:00
bc8f2bd566 finalize physics models 2023-09-21 00:03:14 -07:00
eed932212d comment code that will be deleted soon and cause merge conflicts for no reason 2023-09-20 23:45:55 -07:00
73edb9ff95 drag & drop to load roblox map 2023-09-20 23:45:55 -07:00
ae0c9e73ee make handy unit cube 2023-09-20 23:44:12 -07:00
953d424a57 load_roblox module 2023-09-20 23:44:12 -07:00
ca919b92fd add roblox deps 2023-09-20 23:44:12 -07:00
1de3501e89 no default transform 2023-09-20 22:29:46 -07:00
0135b17917 make proper model data and stop passing device into add_obj 2023-09-20 22:29:33 -07:00
1878528a4f v0.4.0 instanced rendering + model textures 2023-09-20 17:45:39 -07:00
25e80a7c17 scope skybox 2023-09-20 17:13:08 -07:00
21835d13f6 load squid texture 2023-09-20 17:13:08 -07:00
91f6a5261f move camera_uniforms and skybox_texture 2023-09-20 17:13:08 -07:00
fb4a5efa14 split main bind group, rename everything, organize GraphicsData 2023-09-20 17:13:08 -07:00
acb658f3e9 goal: repeating ground texture 2023-09-20 14:07:11 -07:00
7e427b3879 instanced rendering 2023-09-20 13:48:07 -07:00
d16485ae6d replace visual ground with custom ground model! 2023-09-20 13:37:46 -07:00
cdf695ee6e label bind group 2023-09-20 13:02:47 -07:00
5fc4044284 small physics opti 2023-09-19 18:14:24 -07:00
6f4fda8cc0 clip walk target velocity in RefreshWalkTarget 2023-09-19 17:54:43 -07:00
d58f915082 v0.3.0 physics + walking 2023-09-19 01:21:00 -07:00
8e95fe484a unnecessary cast 2023-09-19 00:58:35 -07:00
5854128164 edit comments 2023-09-19 00:00:14 -07:00
db5b3328bd update time for extern instructions 2023-09-19 00:00:06 -07:00
4951d1513d stop skipping over time 2023-09-18 23:57:42 -07:00
17e71d884f SetControlDir + contact constrain + walk.state enum instead of hash 2023-09-18 23:36:14 -07:00
1dc98d9c2d stupid mistake 2023-09-18 23:33:52 -07:00
fd38502e07 only walk if grounded 2023-09-18 21:28:09 -07:00
0632e322cf implement walk with hashing lole!! 2023-09-18 21:10:07 -07:00
7544c6e6ef fix roblox camera offset 2023-09-18 19:47:15 -07:00
2f0a073fd5 fix aabb normals + face_mesh 2023-09-18 19:04:32 -07:00
21dc425fc2 edit comments 2023-09-18 19:04:32 -07:00
ca141c800c debug print instructions 2023-09-18 19:04:32 -07:00
63ce06f069 syntactic sugar 2023-09-18 18:31:15 -07:00
fe14d5e0fa worthless opti 2023-09-18 18:31:04 -07:00
bffc254a0d put -t back 2023-09-18 18:27:02 -07:00
a5f203484b comment on CollisionEnd handling 2023-09-18 18:08:03 -07:00
e67479a9bd TEMP: move jump out 2023-09-18 18:08:03 -07:00
ad7abbdf1c rework predict_collision_end 2023-09-18 18:08:03 -07:00
3a0b3900ec fix falling 2023-09-18 16:04:55 -07:00
765ed42b9d start in air 2023-09-18 16:04:55 -07:00
8137a26f81 standardize vec init 2023-09-18 16:04:55 -07:00
21ae7a0e4f use pva for init 2023-09-18 16:04:55 -07:00
5a886b76d1 comment about processed_time 2023-09-18 16:04:55 -07:00
f1e26cb07a don't print frame delta 2023-09-18 16:04:55 -07:00
14a74c6e1e consume vec 2023-09-18 16:04:55 -07:00
5b55873bd5 halfsize 2023-09-18 16:04:55 -07:00
fd5d71e1af use hashset for contacts 2023-09-18 16:04:55 -07:00
28c3f21736 implement aabb collision 2023-09-18 16:04:55 -07:00
a58464efb0 how will I do this 2023-09-18 15:49:09 -07:00
b070b9706f InputState 2023-09-18 15:49:09 -07:00
dcfbee8de1 MouseInterpolationState 2023-09-18 15:49:09 -07:00
c5636f7fcd delete unused 2023-09-18 15:26:21 -07:00
a5aa89064b next_instruction non-optional time_limit 2023-09-18 15:26:21 -07:00
0fe14749d3 wip: tickless physics 2023-09-18 15:26:21 -07:00
8daf432991 zeroes 2023-09-18 15:26:21 -07:00
4f5c9afed3 comments on implementing game mechanics 2023-09-08 20:18:31 -07:00
53605746d4 rename best to collector 2023-09-08 20:18:31 -07:00
cead05b08b rename event.rs to instruction.rs 2023-09-08 20:18:31 -07:00
949897a558 rename EventStruct to TimedInstruction 2023-09-08 20:18:31 -07:00
a4ed50fc38 EventConsumer 2023-09-08 20:15:36 -07:00
846f681648 generic events 2023-09-08 20:15:36 -07:00
ff54a03487 happy compiler happy programmer 2023-09-08 20:15:36 -07:00
8c2dda5205 bad data normalization 2023-09-08 16:06:17 -07:00
addde65caa fix up next_event lsp errors 2023-09-08 16:06:17 -07:00
2c4e6f642b boilerplate 2023-09-08 16:06:17 -07:00
f11742ef3b RelativeCollision concept 2023-09-08 16:06:17 -07:00
e6862b5bad rename Model to ModelGRaphics + move model graphics gen code 2023-09-08 16:06:17 -07:00
e18e8a9a7d walk event 2023-09-08 16:06:17 -07:00
f600092f13 LETS GET RUSTY 2023-09-08 16:06:17 -07:00
1f1ef5d3ad there is no model 2023-09-08 12:28:16 -07:00
54bf0358d6 can't stand the idea of 10 nanoseconds less than 66 ticks per second 2023-09-08 12:27:45 -07:00
6caa273623 jump implementation details 2023-09-08 12:04:30 -07:00
101f0f8d12 localize EventStruct 2023-09-08 12:03:32 -07:00
fc751a9fe8 stage sweep 2023-09-08 11:38:47 -07:00
5391b635fb reorder elements 2023-09-08 11:38:47 -07:00
230469496e brainstorm tickless events 2023-09-08 11:38:47 -07:00
ea3134de51 move physics into its own module 2023-09-08 11:35:40 -07:00
05156d1741 sens way too high 2023-09-06 19:35:43 -07:00
d72e3fcabd use syntactic sugar 2023-09-06 19:08:23 -07:00
99d4e51ee8 use Mat4 in place of Affine3A 2023-09-06 14:47:19 -07:00
7effceff03 convert spaces to tabs 2023-09-06 14:39:44 -07:00
355956e532 change equation for bigger reflectionless area 2023-09-06 14:30:30 -07:00
8aad878d49 texture coordinates + fake fresnel using dot 2023-09-06 14:19:35 -07:00
5fb9f8b1bc tweak matrices 2023-09-06 14:19:35 -07:00
a9977c0bd2 fix cam_pos bug 2023-09-06 14:18:44 -07:00
fd34fbe367 save 1 nanosecond 2023-09-06 14:18:44 -07:00
75695946a0 indexed rendering 2023-09-06 14:18:44 -07:00
2dba9554ea draw teapot 2023-09-06 13:02:48 -07:00
b5880d484a use teapot with normals 2023-09-06 13:01:15 -07:00
0b230b7597 add teapot 2023-09-06 12:09:21 -07:00
988f204358 comment on updating uniforms 2023-09-05 18:51:53 -07:00
17 changed files with 5509 additions and 1289 deletions

1
.gitignore vendored

@ -1 +1,2 @@
/target
/textures

26
Cargo.lock generated

@ -1442,6 +1442,20 @@ dependencies = [
"thiserror",
]
[[package]]
name = "rbx_xml"
version = "0.13.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4bc65b70827519fdc4ab47416d1085b912f087fadab9ed415471b6daba635574"
dependencies = [
"base64",
"log",
"rbx_dom_weak",
"rbx_reflection",
"rbx_reflection_database",
"xml-rs",
]
[[package]]
name = "redox_syscall"
version = "0.3.5"
@ -1453,9 +1467,9 @@ dependencies = [
[[package]]
name = "regex"
version = "1.9.4"
version = "1.9.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "12de2eff854e5fa4b1295edd650e227e9d8fb0c9e90b12e7f36d6a6811791a29"
checksum = "697061221ea1b4a94a624f67d0ae2bfe4e22b8a17b6a192afb11046542cc8c47"
dependencies = [
"aho-corasick",
"memchr",
@ -1465,9 +1479,9 @@ dependencies = [
[[package]]
name = "regex-automata"
version = "0.3.7"
version = "0.3.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "49530408a136e16e5b486e883fbb6ba058e8e4e8ae6621a77b048b314336e629"
checksum = "c2f401f4955220693b56f8ec66ee9c78abffd8d1c4f23dc41a23839eb88f0795"
dependencies = [
"aho-corasick",
"memchr",
@ -1645,7 +1659,7 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
[[package]]
name = "strafe-client"
version = "0.2.0"
version = "0.5.0"
dependencies = [
"async-executor",
"bytemuck",
@ -1658,6 +1672,8 @@ dependencies = [
"rbx_binary",
"rbx_dom_weak",
"rbx_reflection_database",
"rbx_xml",
"regex",
"wgpu",
"winit",
]

@ -1,6 +1,6 @@
[package]
name = "strafe-client"
version = "0.2.0"
version = "0.5.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@ -17,6 +17,8 @@ pollster = "0.3.0"
rbx_binary = "0.7.1"
rbx_dom_weak = "2.5.0"
rbx_reflection_database = "0.2.7"
rbx_xml = "0.13.1"
regex = "1.9.5"
wgpu = "0.17.0"
winit = "0.28.6"

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models/teapot.obj Normal file

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869
src/body.rs Normal file

@ -0,0 +1,869 @@
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
// )
//temp
SetPosition(glam::Vec3),
}
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>,
pub models: Vec<ModelPhysics>,
//temp
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 ModelPhysics {
//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 ModelPhysics {
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<ModelPhysics>) -> TreyMesh {
return models.get(self.model as usize).unwrap().face_mesh(self.face)
}
pub fn normal(&self,models:&Vec<ModelPhysics>) -> 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);
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);
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.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.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.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::SetPosition(_)
|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::SetPosition(position)=>{
//temp
self.body.position=position;
//manual clear //for c in self.contacts{process_instruction(CollisionEnd(c))}
self.contacts.clear();
self.body.acceleration=self.gravity;
self.walk.state=WalkEnum::Reached;
self.grounded=false;
}
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;
},
}
}
}

@ -6,438 +6,442 @@ 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, device: &wgpu::Device, queue: &wgpu::Queue, 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)
};
#[cfg(not(target_arch = "wasm32"))]
{
let adapter_info = adapter.get_info();
println!("Using {} ({:?})", adapter_info.name, adapter_info.backend);
}
let adapter;
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 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
);
//no helper function smh gotta write it myself
let adapters = instance.enumerate_adapters(backends);
// 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 mut chosen_adapter = None;
let mut chosen_adapter_score=0;
for adapter in adapters {
if !adapter.is_surface_supported(&surface) {
continue;
}
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 score=match adapter.get_info().device_type{
wgpu::DeviceType::IntegratedGpu=>3,
wgpu::DeviceType::DiscreteGpu=>4,
wgpu::DeviceType::VirtualGpu=>2,
wgpu::DeviceType::Other|wgpu::DeviceType::Cpu=>1,
};
Setup {
window,
event_loop,
instance,
size,
surface,
adapter,
device,
queue,
#[cfg(target_arch = "wasm32")]
offscreen_canvas_setup,
}
let adapter_features = adapter.features();
if chosen_adapter_score<score&&adapter_features.contains(required_features) {
chosen_adapter_score=score;
chosen_adapter=Some(adapter);
}
}
if let Some(maybe_chosen_adapter) = chosen_adapter{
adapter=maybe_chosen_adapter;
}else{
panic!("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);
}
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());
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,
}
}
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);
#[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);
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();
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();
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(&device,&queue,event);
}
},
event::Event::DeviceEvent {
event:
winit::event::DeviceEvent::MouseMotion {
delta,
},
..
} => {
example.move_mouse(delta);
},
event::Event::RedrawRequested(_) => {
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;
}
}
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()
});
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()
});
example.render(&view, &device, &queue, &spawner);
example.render(&view, &device, &queue, &spawner);
frame.present();
frame.present();
#[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);
#[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");
}
}
}
_ => {}
}
});
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")]
@ -445,69 +449,69 @@ 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,

48
src/instruction.rs Normal file

@ -0,0 +1,48 @@
#[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,
}
}
}

@ -1,2 +0,0 @@
pub mod framework;
pub mod load_roblox;

@ -1,33 +1,140 @@
use std::todo;
use crate::model::{ModelData,ModelInstance};
use crate::primitives;
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
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_superclass(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_superclass(objects,dom,c,superclass);
}
}
}
fn get_texture_refs(dom:&rbx_dom_weak::WeakDom) -> Vec<rbx_dom_weak::types::Ref>{
let mut objects = std::vec::Vec::new();
recursive_collect_superclass(&mut objects, dom, dom.root(),"Decal");
//get ids
//clear vec
//next class
objects
}
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
struct RobloxAssetId(u64);
struct RobloxAssetIdParseErr;
impl std::str::FromStr for RobloxAssetId {
type Err=RobloxAssetIdParseErr;
fn from_str(s: &str) -> Result<Self, Self::Err>{
let regman=regex::Regex::new(r"(\d+)$").unwrap();
if let Some(captures) = regman.captures(s) {
if captures.len()==2{//captures[0] is all captures concatenated, and then each individual capture
if let Ok(id) = captures[0].parse::<u64>() {
return Ok(Self(id));
}
}
recursive_collect_objects(objects,dom,c,superclass);
}
Err(RobloxAssetIdParseErr)
}
}
pub fn generate_modeldatas_roblox(dom:rbx_dom_weak::WeakDom) -> Result<(Vec<ModelData>,Vec<String>,glam::Vec3), Box<dyn std::error::Error>>{
//ModelData includes texture dds
let mut spawn_point=glam::Vec3::ZERO;
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)?;
//TODO: generate unit Block, Wedge, etc. after based on part shape lists
let mut modeldatas=crate::model::generate_modeldatas(primitives::the_unit_cube_lol(),ModelData::COLOR_FLOATS_WHITE);
let unit_cube_modeldata=modeldatas[0].clone();
let mut objects = std::vec::Vec::<rbx_dom_weak::types::Ref>::new();
recursive_collect_objects(&mut objects, &dom, dom.root(), superclass);
let mut texture_id_from_asset_id=std::collections::HashMap::<u64,u32>::new();
let mut asset_id_from_texture_id=Vec::new();
return Ok((dom,objects))
let mut object_refs = std::vec::Vec::new();
let mut temp_objects = std::vec::Vec::new();
recursive_collect_superclass(&mut object_refs, &dom, dom.root(),"BasePart");
for object_ref in object_refs {
if let Some(object)=dom.get_by_ref(object_ref){
if let (
Some(rbx_dom_weak::types::Variant::CFrame(cf)),
Some(rbx_dom_weak::types::Variant::Vector3(size)),
Some(rbx_dom_weak::types::Variant::Float32(transparency)),
Some(rbx_dom_weak::types::Variant::Color3uint8(color3)),
Some(rbx_dom_weak::types::Variant::Enum(shape)),
) = (
object.properties.get("CFrame"),
object.properties.get("Size"),
object.properties.get("Transparency"),
object.properties.get("Color"),
object.properties.get("Shape"),//this will also skip unions
)
{
let model_instance=ModelInstance {
transform:glam::Mat4::from_translation(
glam::Vec3::new(cf.position.x,cf.position.y,cf.position.z)
)
* glam::Mat4::from_mat3(
glam::Mat3::from_cols(
glam::Vec3::new(cf.orientation.x.x,cf.orientation.y.x,cf.orientation.z.x),
glam::Vec3::new(cf.orientation.x.y,cf.orientation.y.y,cf.orientation.z.y),
glam::Vec3::new(cf.orientation.x.z,cf.orientation.y.z,cf.orientation.z.z),
),
)
* glam::Mat4::from_scale(
glam::Vec3::new(size.x,size.y,size.z)/2.0
),
color: glam::vec4(color3.r as f32/255f32, color3.g as f32/255f32, color3.b as f32/255f32, 1.0-*transparency),
};
if object.name=="MapStart"{
spawn_point=glam::Vec4Swizzles::xyz(model_instance.transform*glam::Vec3::Y.extend(1.0))+glam::vec3(0.0,2.5,0.0);
println!("Found MapStart{:?}",spawn_point);
}
if *transparency==1.0||shape.to_u32()!=1 {
continue;
}
temp_objects.clear();
recursive_collect_superclass(&mut temp_objects, &dom, object,"Decal");
let mut i_can_only_load_one_texture_per_model=None;
for &decal_ref in &temp_objects{
if let Some(decal)=dom.get_by_ref(decal_ref){
if let Some(rbx_dom_weak::types::Variant::Content(content)) = decal.properties.get("Texture") {
if let Ok(asset_id)=content.clone().into_string().parse::<RobloxAssetId>(){
if let Some(&texture_id)=texture_id_from_asset_id.get(&asset_id.0){
i_can_only_load_one_texture_per_model=Some(texture_id);
}else{
let texture_id=asset_id_from_texture_id.len();
texture_id_from_asset_id.insert(asset_id.0,texture_id as u32);
asset_id_from_texture_id.push(asset_id.0);
//make new model
let mut unit_cube_texture=unit_cube_modeldata.clone();
unit_cube_texture.texture=Some(texture_id as u32);
modeldatas.push(unit_cube_texture);
}
}
}
}
}
match i_can_only_load_one_texture_per_model{
//push to existing texture model
Some(texture_id)=>modeldatas[(texture_id+1) as usize].instances.push(model_instance),
//push instance to big unit cube in the sky
None=>modeldatas[0].instances.push(model_instance),
}
}
}
}
Ok((modeldatas,asset_id_from_texture_id.iter().map(|t|t.to_string()).collect(),spawn_point))
}

File diff suppressed because it is too large Load Diff

70
src/model.rs Normal file

@ -0,0 +1,70 @@
use bytemuck::{Pod, Zeroable};
#[derive(Clone, Copy, Pod, Zeroable)]
#[repr(C)]
pub struct Vertex {
pub pos: [f32; 3],
pub texture: [f32; 2],
pub normal: [f32; 3],
pub color: [f32; 4],
}
#[derive(Clone)]
pub struct ModelInstance {
pub transform: glam::Mat4,
pub color: glam::Vec4,
}
#[derive(Clone)]
pub struct ModelData {
pub instances: Vec<ModelInstance>,
pub vertices: Vec<Vertex>,
pub entities: Vec<Vec<u16>>,
pub texture: Option<u32>,
}
impl ModelData {
pub const COLOR_FLOATS_WHITE: [f32;4] = [1.0,1.0,1.0,1.0];
pub const COLOR_VEC4_WHITE: glam::Vec4 = glam::vec4(1.0,1.0,1.0,1.0);
}
pub fn generate_modeldatas(data:obj::ObjData,color:[f32;4]) -> Vec<ModelData>{
let mut modeldatas=Vec::new();
let mut vertices = Vec::new();
let mut vertex_index = std::collections::HashMap::<obj::IndexTuple,u16>::new();
for object in data.objects {
vertices.clear();
vertex_index.clear();
let mut entities = Vec::new();
for group in object.groups {
let mut indices = Vec::new();
for poly in group.polys {
for end_index in 2..poly.0.len() {
for &index in &[0, end_index - 1, end_index] {
let vert = poly.0[index];
if let Some(&i)=vertex_index.get(&vert){
indices.push(i);
}else{
let i=vertices.len() as u16;
vertices.push(Vertex {
pos: data.position[vert.0],
texture: data.texture[vert.1.unwrap()],
normal: data.normal[vert.2.unwrap()],
color,
});
vertex_index.insert(vert,i);
indices.push(i);
}
}
}
}
entities.push(indices);
}
modeldatas.push(ModelData {
instances: Vec::new(),
vertices:vertices.clone(),
entities,
texture: None,
});
}
modeldatas
}

76
src/primitives.rs Normal file

@ -0,0 +1,76 @@
pub fn the_unit_cube_lol() -> obj::ObjData{
obj::ObjData{
position: vec![
[-1.,-1., 1.],//left bottom back
[ 1.,-1., 1.],//right bottom back
[ 1., 1., 1.],//right top back
[-1., 1., 1.],//left top back
[-1., 1.,-1.],//left top front
[ 1., 1.,-1.],//right top front
[ 1.,-1.,-1.],//right bottom front
[-1.,-1.,-1.],//left bottom front
],
texture: vec![[0.0,0.0],[1.0,0.0],[1.0,1.0],[0.0,1.0]],
normal: vec![
[1.,0.,0.],//AabbFace::Right
[0.,1.,0.],//AabbFace::Top
[0.,0.,1.],//AabbFace::Back
[-1.,0.,0.],//AabbFace::Left
[0.,-1.,0.],//AabbFace::Bottom
[0.,0.,-1.],//AabbFace::Front
],
objects: vec![obj::Object{
name: "Unit Cube".to_owned(),
groups: vec![obj::Group{
name: "Cube Vertices".to_owned(),
index: 0,
material: None,
polys: vec![
// back (0, 0, 1)
obj::SimplePolygon(vec![
obj::IndexTuple(0,Some(0),Some(2)),
obj::IndexTuple(1,Some(1),Some(2)),
obj::IndexTuple(2,Some(2),Some(2)),
obj::IndexTuple(3,Some(3),Some(2)),
]),
// front (0, 0,-1)
obj::SimplePolygon(vec![
obj::IndexTuple(4,Some(0),Some(5)),
obj::IndexTuple(5,Some(1),Some(5)),
obj::IndexTuple(6,Some(2),Some(5)),
obj::IndexTuple(7,Some(3),Some(5)),
]),
// right (1, 0, 0)
obj::SimplePolygon(vec![
obj::IndexTuple(6,Some(0),Some(0)),
obj::IndexTuple(5,Some(1),Some(0)),
obj::IndexTuple(2,Some(2),Some(0)),
obj::IndexTuple(1,Some(3),Some(0)),
]),
// left (-1, 0, 0)
obj::SimplePolygon(vec![
obj::IndexTuple(0,Some(0),Some(3)),
obj::IndexTuple(3,Some(1),Some(3)),
obj::IndexTuple(4,Some(2),Some(3)),
obj::IndexTuple(7,Some(3),Some(3)),
]),
// top (0, 1, 0)
obj::SimplePolygon(vec![
obj::IndexTuple(5,Some(1),Some(1)),
obj::IndexTuple(4,Some(0),Some(1)),
obj::IndexTuple(3,Some(3),Some(1)),
obj::IndexTuple(2,Some(2),Some(1)),
]),
// bottom (0,-1, 0)
obj::SimplePolygon(vec![
obj::IndexTuple(1,Some(1),Some(4)),
obj::IndexTuple(0,Some(0),Some(4)),
obj::IndexTuple(7,Some(3),Some(4)),
obj::IndexTuple(6,Some(2),Some(4)),
]),
],
}]
}],
material_libs: Vec::new(),
}
}

@ -1,125 +1,111 @@
struct SkyOutput {
@builtin(position) position: vec4<f32>,
@location(0) sampledir: vec3<f32>,
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 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 is the camera
@group(0)
@binding(0)
var<uniform> r_data: Data;
var<uniform> camera: Camera;
struct SkyOutput {
@builtin(position) position: vec4<f32>,
@location(0) sampledir: vec3<f32>,
};
@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>(r_data.view[0].xyz, r_data.view[1].xyz, r_data.view[2].xyz));
let unprojected = r_data.proj_inv * pos;
// 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;
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;
}
struct GroundOutput {
@builtin(position) position: vec4<f32>,
@location(4) pos: vec3<f32>,
};
@vertex
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;
struct ModelInstance{
transform:mat4x4<f32>,
//texture_transform:mat3x3<f32>,
color:vec4<f32>,
}
struct EntityOutput {
@builtin(position) position: vec4<f32>,
@location(1) normal: vec3<f32>,
@location(3) view: vec3<f32>,
};
//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
//group 1 is the model
const MAX_MODEL_INSTANCES=4096;
@group(1)
@binding(0)
var<uniform> r_EntityTransform: mat4x4<f32>;
var<uniform> model_instances: array<ModelInstance, MAX_MODEL_INSTANCES>;
@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>,
@location(4) color: vec4<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;
fn vs_entity_texture(
@builtin(instance_index) instance: u32,
@location(0) pos: vec3<f32>,
@location(1) texture: vec2<f32>,
@location(2) normal: vec3<f32>,
@location(3) color: vec4<f32>,
) -> EntityOutputTexture {
var position: vec4<f32> = model_instances[instance].transform * vec4<f32>(pos, 1.0);
var result: EntityOutputTexture;
result.normal = (model_instances[instance].transform * vec4<f32>(normal, 0.0)).xyz;
result.texture=texture;//(model_instances[instance].texture_transform * vec3<f32>(texture, 1.0)).xy;
result.color=model_instances[instance].color * color;
result.view = position.xyz - camera.cam_pos.xyz;
result.position = camera.proj * camera.view * position;
return result;
}
@group(0)
//group 2 is the skybox texture
@group(2)
@binding(0)
var cube_texture: texture_cube<f32>;
@group(2)
@binding(1)
var r_texture: texture_cube<f32>;
@group(0)
@binding(2)
var r_sampler: sampler;
var cube_sampler: sampler;
@fragment
fn fs_sky(vertex: SkyOutput) -> @location(0) vec4<f32> {
return textureSample(r_texture, r_sampler, vertex.sampledir);
return textureSample(cube_texture, model_sampler, vertex.sampledir);
}
@fragment
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;
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;
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);
let fragment_color = textureSample(model_texture, model_sampler, vertex.texture)*vertex.color;
let reflected_color = textureSample(cube_texture, cube_sampler, reflected).rgb;
return mix(vec4<f32>(vec3<f32>(0.1) + 0.5 * reflected_color,1.0),fragment_color,1.0-pow(1.0-abs(d),2.0));
}

8
src/sweep.rs Normal file

@ -0,0 +1,8 @@
//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
}
}

28
src/zeroes.rs Normal file

@ -0,0 +1,28 @@
//find roots of polynomials
#[inline]
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];
}
}