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MAJOR rendering overhaul. Snow deformation, persistent light, flowmap out. Also ECS architexture overhaul

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This commit is contained in:
Jonas H
2026-03-03 19:30:41 +01:00
parent f615810509
commit 08ddaa2c5d
56 changed files with 2737 additions and 3463 deletions
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72
src/snow_light.rs
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@@ -12,7 +12,7 @@ struct AccumulationUniforms
delta_time: f32,
spotlight_count: u32,
_padding: u32,
light_view_projection: [[f32; 4]; 4],
light_view_projections: [[[f32; 4]; 4]; crate::render::MAX_SPOTLIGHTS],
shadow_bias: f32,
terrain_height_scale: f32,
_padding3: f32,
@@ -48,12 +48,8 @@ pub struct SnowLightAccumulation
impl SnowLightAccumulation
{
pub fn new(
device: &wgpu::Device,
terrain_min: Vec2,
terrain_max: Vec2,
resolution: u32,
) -> Self
pub fn new(device: &wgpu::Device, terrain_min: Vec2, terrain_max: Vec2, resolution: u32)
-> Self
{
let size = wgpu::Extent3d {
width: resolution,
@@ -68,8 +64,7 @@ impl SnowLightAccumulation
sample_count: 1,
dimension: wgpu::TextureDimension::D2,
format: wgpu::TextureFormat::R16Float,
usage: wgpu::TextureUsages::RENDER_ATTACHMENT
| wgpu::TextureUsages::TEXTURE_BINDING,
usage: wgpu::TextureUsages::RENDER_ATTACHMENT | wgpu::TextureUsages::TEXTURE_BINDING,
view_formats: &[],
};
@@ -145,7 +140,7 @@ impl SnowLightAccumulation
visibility: wgpu::ShaderStages::FRAGMENT,
ty: wgpu::BindingType::Texture {
sample_type: wgpu::TextureSampleType::Depth,
view_dimension: wgpu::TextureViewDimension::D2,
view_dimension: wgpu::TextureViewDimension::D2Array,
multisampled: false,
},
count: None,
@@ -232,9 +227,7 @@ impl SnowLightAccumulation
});
let vertices: &[f32] = &[
-1.0, -1.0, 0.0, 1.0,
3.0, -1.0, 2.0, 1.0,
-1.0, 3.0, 0.0, -1.0,
-1.0, -1.0, 0.0, 1.0, 3.0, -1.0, 2.0, 1.0, -1.0, 3.0, 0.0, -1.0,
];
let quad_vb = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
@@ -419,7 +412,7 @@ impl SnowLightAccumulation
queue: &wgpu::Queue,
spotlights: &[crate::render::Spotlight],
delta_time: f32,
light_view_projection: &glam::Mat4,
light_view_projections: &[glam::Mat4],
shadow_bias: f32,
terrain_height_scale: f32,
)
@@ -430,8 +423,12 @@ impl SnowLightAccumulation
self.needs_clear = false;
}
let mut spotlight_array = [crate::render::SpotlightRaw::default(); crate::render::MAX_SPOTLIGHTS];
for (i, spotlight) in spotlights.iter().take(crate::render::MAX_SPOTLIGHTS).enumerate()
let mut spotlight_array =
[crate::render::SpotlightRaw::default(); crate::render::MAX_SPOTLIGHTS];
for (i, spotlight) in spotlights
.iter()
.take(crate::render::MAX_SPOTLIGHTS)
.enumerate()
{
spotlight_array[i] = spotlight.to_raw();
}
@@ -443,7 +440,17 @@ impl SnowLightAccumulation
delta_time,
spotlight_count: spotlights.len().min(crate::render::MAX_SPOTLIGHTS) as u32,
_padding: 0,
light_view_projection: light_view_projection.to_cols_array_2d(),
light_view_projections: {
let mut arr = [[[0.0f32; 4]; 4]; crate::render::MAX_SPOTLIGHTS];
for (i, mat) in light_view_projections
.iter()
.take(crate::render::MAX_SPOTLIGHTS)
.enumerate()
{
arr[i] = mat.to_cols_array_2d();
}
arr
},
shadow_bias,
terrain_height_scale,
_padding3: 0.0,
@@ -453,10 +460,26 @@ impl SnowLightAccumulation
queue.write_buffer(&self.uniform_buffer, 0, bytemuck::cast_slice(&[uniforms]));
let write_view = if self.current { &self.view_ping } else { &self.view_pong };
let bind_group = if self.current { self.bind_group_ping.as_ref() } else { self.bind_group_pong.as_ref() };
let write_view = if self.current
{
&self.view_ping
}
else
{
&self.view_pong
};
let bind_group = if self.current
{
self.bind_group_ping.as_ref()
}
else
{
self.bind_group_pong.as_ref()
};
let Some(bind_group) = bind_group else {
let Some(bind_group) = bind_group
else
{
return;
};
@@ -489,7 +512,14 @@ impl SnowLightAccumulation
pub fn read_view(&self) -> &wgpu::TextureView
{
if self.current { &self.view_pong } else { &self.view_ping }
if self.current
{
&self.view_pong
}
else
{
&self.view_ping
}
}
pub fn create_bind_group_layout(device: &wgpu::Device) -> wgpu::BindGroupLayout