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Fix wasm crashing on startup

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This commit is contained in:
Lauri Räsänen 2023-11-05 00:16:34 +02:00
parent 7aa70cd564
commit 091bdcaa98
6 changed files with 41 additions and 15 deletions
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20
src/core/state.rs
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@ -2,11 +2,12 @@ use cgmath::prelude::*;
use wgpu::{InstanceDescriptor, Backends, TextureView, TextureViewDescriptor, StoreOp};
use std::default::Default;
use std::mem;
use std::num::NonZeroU32;
use std::time::Duration;
use wgpu::util::DeviceExt;
use winit::{event::*, window::Window};
use winit::dpi::PhysicalSize;
use crate::core::light::LightMatrixUniform;
use super::camera::{Camera, CameraController, CameraUniform};
use super::instance::{Instance, InstanceRaw};
@ -44,14 +45,17 @@ pub struct State {
light_depth_bind_group: wgpu::BindGroup,
light_depth_pass: RenderPass,
light_depth_texture_target_views: [TextureView; SHADOW_MAP_LAYERS as usize],
light_matrix_uniform: u32,
light_matrix_uniform: LightMatrixUniform,
light_matrix_buffer: wgpu::Buffer,
}
impl State {
// Creating some of the wgpu types requires async code
pub async fn new(window: &Window) -> Self {
let size = window.inner_size();
log::info!("Creating surface");
let mut size = window.inner_size();
size.width = size.width.max(1);
size.height = size.height.max(1);
let instance = wgpu::Instance::new(InstanceDescriptor { backends: Backends::all(), ..Default::default() });
let surface = unsafe { instance.create_surface(window) }.unwrap();
@ -64,7 +68,6 @@ impl State {
.await
.expect("failed to get adapter");
// TODO: some feature here doesn't work on WASM
let (device, queue) = adapter
.request_device(
&wgpu::DeviceDescriptor {
@ -111,6 +114,7 @@ impl State {
contents: bytemuck::cast_slice(&[camera_uniform]),
usage: wgpu::BufferUsages::UNIFORM | wgpu::BufferUsages::COPY_DST,
});
let camera_uniform_size = mem::size_of::<CameraUniform>() as u64;
let camera_bind_group_layout =
device.create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor {
entries: &[wgpu::BindGroupLayoutEntry {
@ -119,7 +123,7 @@ impl State {
ty: wgpu::BindingType::Buffer {
ty: wgpu::BufferBindingType::Uniform,
has_dynamic_offset: false,
min_binding_size: None,
min_binding_size: wgpu::BufferSize::new(camera_uniform_size),
},
count: None,
}],
@ -182,7 +186,7 @@ impl State {
usage: wgpu::BufferUsages::UNIFORM | wgpu::BufferUsages::COPY_DST,
});
let light_matrix_uniform = 0;
let light_matrix_uniform = LightMatrixUniform::default();
let light_matrix_buffer = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
label: Some("Light Matrix UB"),
contents: bytemuck::cast_slice(&[light_matrix_uniform]),
@ -190,7 +194,7 @@ impl State {
});
let light_uniform_size = mem::size_of::<LightUniform>() as u64;
let light_matrix_uniform_size = mem::size_of::<u32>() as u64;
let light_matrix_uniform_size = mem::size_of::<LightMatrixUniform>() as u64;
let light_bind_group_layout =
device.create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor {
entries: &[
@ -502,7 +506,7 @@ impl State {
// render light to depth textures
for i in 0..SHADOW_MAP_LAYERS as usize {
self.light_matrix_uniform = i as u32;
self.light_matrix_uniform.value = i as u32;
self.queue.write_buffer(
&self.light_matrix_buffer,
0,