Jayrude
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voxel-rs
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Made unpack buffer size variable and increased the max element count to 512

This commit is contained in:
Jarrod Doyle 2023-07-05 14:11:11 +01:00
parent 5824bea07e
commit 9d4223a1cc
Signed by: Jayrude
GPG Key ID: 38B57B16E7C0ADF7
2 changed files with 15 additions and 8 deletions
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20
src/voxel/brickmap.rs
View File

@ -54,6 +54,7 @@ pub struct BrickmapManager {
shading_table_allocator: ShadingTableAllocator,
feedback_buffer: wgpu::Buffer,
feedback_result_buffer: wgpu::Buffer,
unpack_max_count: usize,
brickgrid_staged: HashSet<usize>,
brickgrid_unpack_buffer: wgpu::Buffer,
brickmap_staged: Vec<BrickmapUnpackElement>,
@ -116,8 +117,9 @@ impl BrickmapManager {
mapped_at_creation: false,
});
let mut arr = vec![0u32; 516];
arr[0] = 256;
let unpack_max_count = 512;
let mut arr = vec![0u32; 4 + 2 * unpack_max_count];
arr[0] = unpack_max_count as u32;
let brickgrid_staged = HashSet::new();
let brickgrid_unpack_buffer =
device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
@ -126,8 +128,8 @@ impl BrickmapManager {
usage: wgpu::BufferUsages::STORAGE | wgpu::BufferUsages::COPY_DST,
});
let mut arr = vec![0u32; 136196];
arr[0] = 256;
let mut arr = vec![0u32; 4 + 532 * unpack_max_count];
arr[0] = unpack_max_count as u32;
let brickmap_staged = Vec::new();
let brickmap_unpack_buffer = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
label: None,
@ -147,6 +149,7 @@ impl BrickmapManager {
shading_table_allocator,
feedback_buffer,
feedback_result_buffer,
unpack_max_count,
brickgrid_staged,
brickgrid_unpack_buffer,
brickmap_staged,
@ -186,6 +189,10 @@ impl BrickmapManager {
&self.brickgrid_unpack_buffer
}
pub fn get_unpack_max_count(&self) -> usize {
self.unpack_max_count
}
pub fn process_feedback_buffer(
&mut self,
context: &render::Context,
@ -324,11 +331,10 @@ impl BrickmapManager {
fn upload_unpack_buffers(&mut self, context: &render::Context) {
// Brickgrid
// TODO: Make this less shit??
let mut data = Vec::new();
let mut iter = self.brickgrid_staged.iter();
let mut to_remove = Vec::new();
for _ in 0..256 {
for _ in 0..self.unpack_max_count {
let el = iter.next();
if el.is_none() {
break;
@ -363,7 +369,7 @@ impl BrickmapManager {
);
// Brickmap
let end = 256.min(self.brickmap_staged.len());
let end = self.unpack_max_count.min(self.brickmap_staged.len());
let iter = self.brickmap_staged.drain(0..end);
let data = iter.as_slice();
context.queue.write_buffer(

3
src/voxel/voxel_renderer.rs
View File

@ -185,10 +185,11 @@ impl render::Renderer for VoxelRenderer {
compute_pass.dispatch_workgroups(size.width / 8, size.height / 8, 1);
drop(compute_pass);
let unpack_max_count = self.brickmap_manager.get_unpack_max_count() as u32;
let mut compute_pass = encoder.begin_compute_pass(&wgpu::ComputePassDescriptor::default());
compute_pass.set_pipeline(&self.unpack_pipeline);
compute_pass.set_bind_group(0, &self.unpack_bind_group, &[]);
compute_pass.dispatch_workgroups(256 / 8, 1, 1);
compute_pass.dispatch_workgroups(unpack_max_count / 8, 1, 1);
drop(compute_pass);
let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {