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Tiled Forward Rendering #5

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SeanOMik merged 15 commits from feature/tiled-forward-rendering into main 2024-03-23 14:38:43 +00:00
Conversation 4 Commits 15 Files Changed 24 +51 -80
9 changed files with 51 additions and 80 deletions
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4
examples/testbed/testbed-renderdoc.cap
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@ -5,7 +5,7 @@
"commandLine": "",
"environment": [
],
"executable": "/media/data_drive/Development/Rust/lyra-test/engine/target/debug/testbed",
"executable": "/media/data_drive/Development/Rust/lyra-engine/target/debug/testbed",
"inject": false,
"numQueuedFrames": 1,
"options": {
@ -23,6 +23,6 @@
"verifyBufferAccess": false
},
"queuedFrameCap": 5,
"workingDir": "/media/data_drive/Development/Rust/lyra-test/engine/examples/testbed"
"workingDir": "/media/data_drive/Development/Rust/lyra-engine/examples/testbed"
}
}

1
lyra-game/src/game.rs
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@ -350,6 +350,7 @@ impl Game {
// done by prefix, so it includes all lyra subpackages
.with_target("lyra", Level::DEBUG)
.with_target("wgpu", Level::WARN)
.with_target("winit", Level::DEBUG)
.with_default(Level::INFO))
.init();

12
lyra-game/src/render/light/mod.rs
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@ -6,14 +6,14 @@ use lyra_ecs::{Entity, Tick, World, query::{Entities, TickOf}};
pub use point::*;
pub use spotlight::*;
use std::{collections::{VecDeque, HashMap}, marker::PhantomData};
use std::mem;
use std::{collections::{HashMap, VecDeque}, marker::PhantomData};
use crate::math::Transform;
use self::directional::DirectionalLight;
use super::render_buffer::BindGroupPair;
const MAX_LIGHT_COUNT: usize = 16;
/// A struct that stores a list of lights in a wgpu::Buffer.
@ -101,8 +101,7 @@ impl<U: Default + bytemuck::Pod + bytemuck::Zeroable> LightBuffer<U> {
pub(crate) struct LightUniformBuffers {
pub buffer: wgpu::Buffer,
pub bindgroup_layout: wgpu::BindGroupLayout,
pub bindgroup: wgpu::BindGroup,
pub bind_group_pair: BindGroupPair,
pub light_indexes: HashMap<Entity, u32>,
pub current_light_idx: u32,
}
@ -159,8 +158,7 @@ impl LightUniformBuffers {
Self {
buffer,
bindgroup_layout,
bindgroup,
bind_group_pair: BindGroupPair::new(bindgroup, bindgroup_layout),
light_indexes: Default::default(),
current_light_idx: 0,
}

56
lyra-game/src/render/light_cull_compute.rs
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@ -1,44 +1,28 @@
use std::{borrow::Cow, mem, ptr::NonNull, rc::Rc};
use std::{borrow::Cow, mem, rc::Rc};
use glam::UVec2;
use wgpu::{util::DeviceExt, ComputePipeline};
use winit::dpi::PhysicalSize;
use super::{light::LightUniformBuffers, render_buffer::BufferWrapper, texture::RenderTexture};
use super::{light::LightUniformBuffers, render_buffer::{BindGroupPair, BufferWrapper}, texture::RenderTexture};
struct LightIndicesGridBuffer {
indices_buffer: wgpu::Buffer,
grid_texture: wgpu::Texture,
grid_texture_view: wgpu::TextureView,
bind_group_layout: wgpu::BindGroupLayout,
bind_group: wgpu::BindGroup,
bg_pair: BindGroupPair,
}
pub(crate) struct LightCullCompute {
device: Rc<wgpu::Device>,
queue: Rc<wgpu::Queue>,
pipeline: ComputePipeline,
lights: NonNull<LightUniformBuffers>,
camera: NonNull<BufferWrapper>,
light_indices_grid: LightIndicesGridBuffer,
screen_size_buffer: BufferWrapper,
depth_tex: NonNull<RenderTexture>,
}
impl LightCullCompute {
fn create_grid(device: &wgpu::Device, screen_size: PhysicalSize<u32>) -> LightIndicesGridBuffer {
let limits = device.limits();
//let max_buffer_sizes = (limits.max_uniform_buffer_binding_size as u64) / 2;
/* let light_indices_buffer = device.create_buffer(
&wgpu::BufferDescriptor {
label: Some("B_LightIndices"),
usage: wgpu::BufferUsages::STORAGE | wgpu::BufferUsages::COPY_DST,
size: (mem::size_of::<u32>() * 16 * 16) as u64,
mapped_at_creation: false,
}
); */
let light_indices_buffer = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
label: Some("B_LightIndices"),
contents: &[0; mem::size_of::<u32>() * 16 * 16],
@ -128,12 +112,11 @@ impl LightCullCompute {
indices_buffer: light_indices_buffer,
grid_texture,
grid_texture_view,
bind_group_layout: light_indices_bg_layout,
bind_group: light_indices_bg,
bg_pair: BindGroupPair::new(light_indices_bg, light_indices_bg_layout),
}
}
pub fn new(device: Rc<wgpu::Device>, queue: Rc<wgpu::Queue>, screen_size: PhysicalSize<u32>, lights: &LightUniformBuffers, camera_buffers: &BufferWrapper, depth_texture: &mut RenderTexture) -> Self {
pub fn new(device: Rc<wgpu::Device>, queue: Rc<wgpu::Queue>, screen_size: PhysicalSize<u32>, lights_buffers: &LightUniformBuffers, camera_buffers: &BufferWrapper, depth_texture: &mut RenderTexture) -> Self {
let screen_size_buffer = BufferWrapper::builder()
.buffer_usage(wgpu::BufferUsages::UNIFORM | wgpu::BufferUsages::COPY_DST)
.label_prefix("ScreenSize")
@ -150,16 +133,16 @@ impl LightCullCompute {
let light_grid = Self::create_grid(&device, screen_size);
let depth_tex_pair = depth_texture.create_bind_group(&device);
let layout = device.create_pipeline_layout(&wgpu::PipelineLayoutDescriptor {
label: Some("PipeLay_LightCull"),
bind_group_layouts: &[
//&depth_texture.bindgroup_pair.as_ref().unwrap().layout,
&depth_tex_pair.layout,
camera_buffers.bindgroup_layout().unwrap(),
&lights.bindgroup_layout,
&light_grid.bind_group_layout,
&camera_buffers.bindgroup_layout().unwrap(),
&lights_buffers.bind_group_pair.layout,
&light_grid.bg_pair.layout,
screen_size_buffer.bindgroup_layout().unwrap(),
],
push_constant_ranges: &[],
@ -176,11 +159,8 @@ impl LightCullCompute {
device,
queue,
pipeline,
lights: NonNull::from(lights),
camera: NonNull::from(camera_buffers),
light_indices_grid: light_grid,
screen_size_buffer,
depth_tex: NonNull::from(depth_texture),
}
}
@ -189,9 +169,7 @@ impl LightCullCompute {
&[UVec2::new(size.width, size.height)]);
}
pub fn compute(&mut self) {
//self.queue.write_buffer(&self.light_indices_grid.indices_buffer, 0, &[0; mem::size_of::<u32>() * 16 * 16]);
pub fn compute(&mut self, camera_buffers: &BufferWrapper, lights_buffers: &LightUniformBuffers, depth_texture: &RenderTexture) {
let mut encoder = self.device.create_command_encoder(&wgpu::CommandEncoderDescriptor {
label: Some("LightCullCompute"),
});
@ -203,16 +181,10 @@ impl LightCullCompute {
pass.set_pipeline(&self.pipeline);
let depth = unsafe { self.depth_tex.as_ref() };
pass.set_bind_group(0, depth.bind_group(), &[]);
let cam = unsafe { self.camera.as_ref() };
pass.set_bind_group(1, cam.bindgroup(), &[]);
let lights = unsafe { self.lights.as_ref() };
pass.set_bind_group(2, &lights.bindgroup, &[]);
pass.set_bind_group(3, &self.light_indices_grid.bind_group, &[]);
pass.set_bind_group(0, depth_texture.bind_group(), &[]);
pass.set_bind_group(1, &camera_buffers.bindgroup(), &[]);
pass.set_bind_group(2, &lights_buffers.bind_group_pair.bindgroup, &[]);
pass.set_bind_group(3, &self.light_indices_grid.bg_pair.bindgroup, &[]);
pass.set_bind_group(4, self.screen_size_buffer.bindgroup(), &[]);
pass.dispatch_workgroups(16, 16, 1);

8
lyra-game/src/render/material.rs
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@ -1,4 +1,4 @@
use std::sync::Arc;
use std::rc::Rc;
use lyra_resource::{ResHandle, Texture};
@ -11,7 +11,7 @@ pub struct MaterialSpecular {
pub color_texture: Option<RenderTexture>,
}
fn texture_to_render(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: &Arc<wgpu::BindGroupLayout>, i: &Option<ResHandle<Texture>>) -> Option<RenderTexture> {
fn texture_to_render(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: &Rc<wgpu::BindGroupLayout>, i: &Option<ResHandle<Texture>>) -> Option<RenderTexture> {
if let Some(tex) = i {
RenderTexture::from_resource(device, queue, bg_layout.clone(), tex, None).ok()
} else {
@ -20,7 +20,7 @@ fn texture_to_render(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: &Arc
}
impl MaterialSpecular {
pub fn from_resource(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Arc<wgpu::BindGroupLayout>, value: &lyra_resource::gltf::Specular) -> Self {
pub fn from_resource(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Rc<wgpu::BindGroupLayout>, value: &lyra_resource::gltf::Specular) -> Self {
let tex = texture_to_render(device, queue, &bg_layout, &value.texture);
let color_tex = texture_to_render(device, queue, &bg_layout, &value.color_texture);
@ -45,7 +45,7 @@ pub struct Material {
}
impl Material {
pub fn from_resource(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Arc<wgpu::BindGroupLayout>, value: &lyra_resource::gltf::Material) -> Self {
pub fn from_resource(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Rc<wgpu::BindGroupLayout>, value: &lyra_resource::gltf::Material) -> Self {
let diffuse_texture = texture_to_render(device, queue, &bg_layout, &value.base_color_texture);
let specular = value.specular.as_ref().map(|s| MaterialSpecular::from_resource(device, queue, bg_layout.clone(), s));

16
lyra-game/src/render/render_buffer.rs
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@ -1,4 +1,4 @@
use std::{num::NonZeroU32, ops::Deref, sync::Arc};
use std::{num::NonZeroU32, rc::Rc};
use wgpu::util::DeviceExt;
@ -23,13 +23,13 @@ impl RenderBuffer {
pub struct BindGroupPair {
pub bindgroup: wgpu::BindGroup,
pub layout: Arc<wgpu::BindGroupLayout>,
pub layout: Rc<wgpu::BindGroupLayout>,
}
impl BindGroupPair {
pub fn new_from_layout(device: &wgpu::Device, layout: Arc<wgpu::BindGroupLayout>, entries: &[wgpu::BindGroupEntry<'_>]) -> Self {
pub fn create_bind_group(device: &wgpu::Device, layout: Rc<wgpu::BindGroupLayout>, entries: &[wgpu::BindGroupEntry<'_>]) -> Self {
let bindgroup = device.create_bind_group(&wgpu::BindGroupDescriptor {
layout: layout.as_ref(),
layout: &layout,
entries,
label: None,
});
@ -43,7 +43,7 @@ impl BindGroupPair {
pub fn new(bindgroup: wgpu::BindGroup, layout: wgpu::BindGroupLayout) -> Self {
Self {
bindgroup,
layout: Arc::new(layout),
layout: Rc::new(layout),
}
}
}
@ -92,7 +92,7 @@ impl BufferWrapper {
///
/// Returns None if this buffer object was not provided a bindgroup.
pub fn bindgroup_layout(&self) -> Option<&wgpu::BindGroupLayout> {
self.bindgroup_pair.as_ref().map(|bg| bg.layout.deref())
self.bindgroup_pair.as_ref().map(|bg| &*bg.layout)
}
/// Queue's the data to be written to `buffer` starting at `offset`.
@ -272,7 +272,7 @@ impl BufferWrapperBuilder {
],
label: self.format_label("BGL_").as_deref(),
});
let bg_layout = Arc::new(bg_layout);
//let bg_layout = Arc::new(bg_layout);
let bg = device.create_bind_group(&wgpu::BindGroupDescriptor {
@ -288,7 +288,7 @@ impl BufferWrapperBuilder {
BindGroupPair {
bindgroup: bg,
layout: bg_layout,
layout: Rc::new(bg_layout),
}
}
};

19
lyra-game/src/render/renderer.rs
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@ -1,5 +1,4 @@
use std::collections::{HashMap, VecDeque, HashSet};
use std::ops::Deref;
use std::rc::Rc;
use std::sync::Arc;
use std::borrow::Cow;
@ -11,7 +10,6 @@ use lyra_ecs::query::filter::{Has, Or};
use lyra_ecs::{Entity, Tick};
use lyra_ecs::query::{Entities, TickOf};
use lyra_ecs::World;
use lyra_reflect::resource;
use lyra_resource::gltf::GltfScene;
use tracing::{debug, warn};
use uuid::Uuid;
@ -22,7 +20,6 @@ use winit::window::Window;
use crate::math::Transform;
use crate::render::material::MaterialUniform;
use crate::render::render_buffer::BufferWrapperBuilder;
use crate::resources;
use crate::scene::CameraComponent;
use super::camera::{RenderCamera, CameraUniform};
@ -103,7 +100,7 @@ pub struct BasicRenderer {
camera_buffer: BufferWrapper,
//camera_bind_group: wgpu::BindGroup,
bgl_texture: Arc<BindGroupLayout>,
bgl_texture: Rc<BindGroupLayout>,
default_texture: RenderTexture,
depth_buffer_texture: RenderTexture,
@ -176,7 +173,7 @@ impl BasicRenderer {
};
surface.configure(&device, &config);
let bgl_texture = Arc::new(RenderTexture::create_layout(&device));
let bgl_texture = Rc::new(RenderTexture::create_layout(&device));
let shader_src = include_str!("shaders/base.wgsl");
let shader = device.create_shader_module(wgpu::ShaderModuleDescriptor {
@ -252,7 +249,7 @@ impl BasicRenderer {
vec![super::vertex::Vertex::desc(),],
vec![&s.bgl_texture, &s.transform_buffers.bindgroup_layout,
s.camera_buffer.bindgroup_layout().unwrap(),
&s.light_buffers.bindgroup_layout, &s.material_buffer.bindgroup_pair.as_ref().unwrap().layout,
&s.light_buffers.bind_group_pair.layout, &s.material_buffer.bindgroup_pair.as_ref().unwrap().layout,
&s.bgl_texture])));
s.render_pipelines = pipelines;
@ -520,7 +517,7 @@ impl Renderer for BasicRenderer {
let output = self.surface.get_current_texture()?;
let view = output.texture.create_view(&wgpu::TextureViewDescriptor::default());
//self.light_cull_compute.compute();
self.light_cull_compute.compute(&self.camera_buffer, &self.light_buffers, &self.depth_buffer_texture);
let mut encoder = self.device.create_command_encoder(&wgpu::CommandEncoderDescriptor {
label: Some("Basic Renderer's Encoder")
@ -582,7 +579,7 @@ impl Renderer for BasicRenderer {
render_pass.set_bind_group(1, bindgroup, &[ offset, offset, ]);
render_pass.set_bind_group(2, &self.camera_buffer.bindgroup(), &[]);
render_pass.set_bind_group(3, &self.light_buffers.bindgroup, &[]);
render_pass.set_bind_group(3, &self.light_buffers.bind_group_pair.bindgroup, &[]);
render_pass.set_bind_group(4, &self.material_buffer.bindgroup_pair.as_ref().unwrap().bindgroup, &[]);
// if this mesh uses indices, use them to draw the mesh
@ -616,7 +613,13 @@ impl Renderer for BasicRenderer {
// tell other things of updated resize
self.surface.configure(&self.device, &self.config);
let create_bindgroup = self.depth_buffer_texture.bindgroup_pair.is_some();
self.depth_buffer_texture = RenderTexture::create_depth_texture(&self.device, &self.config, "Depth Buffer Texture");
if create_bindgroup {
self.depth_buffer_texture.create_bind_group(&self.device);
}
self.inuse_camera.update_aspect_ratio(self.size);
self.light_cull_compute.update_screen_size(new_size);
}

5
lyra-game/src/render/shaders/light_cull.comp.wgsl
View File

@ -62,11 +62,8 @@ var<storage, read> u_lights: Lights;
@group(3) @binding(0)
var<storage, read_write> u_light_indices: array<u32>;
/*@group(3) @binding(1)
var<uniform> u_light_grid: array<array<vec2<u32>>>;*/
@group(3) @binding(1)
var t_light_grid: texture_storage_2d<rg32uint, read_write>; // rg32uint = vec2<u32> or vec4<u32>(r, g, 0.0, 1.0)
var t_light_grid: texture_storage_2d<rg32uint, read_write>;
@group(4) @binding(0)
var<uniform> u_screen_size: vec2<u32>;

10
lyra-game/src/render/texture.rs
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@ -1,4 +1,4 @@
use std::sync::Arc;
use std::rc::Rc;
use image::GenericImageView;
use lyra_resource::{FilterMode, ResHandle, Texture, WrappingMode};
@ -44,7 +44,7 @@ impl RenderTexture {
})
}
fn create_bind_group_pair(device: &wgpu::Device, layout: Arc<wgpu::BindGroupLayout>, view: &wgpu::TextureView, sampler: &wgpu::Sampler) -> BindGroupPair {
fn create_bind_group_pair(device: &wgpu::Device, layout: Rc<wgpu::BindGroupLayout>, view: &wgpu::TextureView, sampler: &wgpu::Sampler) -> BindGroupPair {
let bg = device.create_bind_group(
&wgpu::BindGroupDescriptor {
layout: &layout,
@ -68,12 +68,12 @@ impl RenderTexture {
}
}
pub fn from_bytes(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Arc<wgpu::BindGroupLayout>, bytes: &[u8], label: &str) -> anyhow::Result<Self> {
pub fn from_bytes(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Rc<wgpu::BindGroupLayout>, bytes: &[u8], label: &str) -> anyhow::Result<Self> {
let img = image::load_from_memory(bytes)?;
Self::from_image(device, queue, bg_layout, &img, Some(label))
}
pub fn from_image(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Arc<wgpu::BindGroupLayout>, img: &image::DynamicImage, label: Option<&str>) -> anyhow::Result<Self> {
pub fn from_image(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Rc<wgpu::BindGroupLayout>, img: &image::DynamicImage, label: Option<&str>) -> anyhow::Result<Self> {
let rgba = img.to_rgba8();
let dimensions = img.dimensions();
@ -134,7 +134,7 @@ impl RenderTexture {
})
}
pub fn from_resource(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Arc<wgpu::BindGroupLayout>, texture_res: &ResHandle<Texture>, label: Option<&str>) -> anyhow::Result<Self> {
pub fn from_resource(device: &wgpu::Device, queue: &wgpu::Queue, bg_layout: Rc<wgpu::BindGroupLayout>, texture_res: &ResHandle<Texture>, label: Option<&str>) -> anyhow::Result<Self> {
let texture_ref = texture_res.data_ref().unwrap();
let img = texture_ref.image.data_ref().unwrap();