diff options
Diffstat (limited to 'wgpu/src/buffer/static.rs')
-rw-r--r-- | wgpu/src/buffer/static.rs | 32 |
1 files changed, 11 insertions, 21 deletions
diff --git a/wgpu/src/buffer/static.rs b/wgpu/src/buffer/static.rs index ef87422f..d8ae116e 100644 --- a/wgpu/src/buffer/static.rs +++ b/wgpu/src/buffer/static.rs @@ -2,8 +2,7 @@ use bytemuck::{Pod, Zeroable}; use std::marker::PhantomData; use std::mem; -//128 triangles/indices -const DEFAULT_STATIC_BUFFER_COUNT: wgpu::BufferAddress = 128; +const DEFAULT_COUNT: wgpu::BufferAddress = 128; /// A generic buffer struct useful for items which have no alignment requirements /// (e.g. Vertex, Index buffers) & no dynamic offsets. @@ -25,7 +24,7 @@ impl<T: Pod + Zeroable> Buffer<T> { label: &'static str, usages: wgpu::BufferUsages, ) -> Self { - let size = (mem::size_of::<T>() as u64) * DEFAULT_STATIC_BUFFER_COUNT; + let size = (mem::size_of::<T>() as u64) * DEFAULT_COUNT; Self { offsets: Vec::new(), @@ -57,9 +56,13 @@ impl<T: Pod + Zeroable> Buffer<T> { let size = (mem::size_of::<T>() * new_count) as u64; if self.size < size { + self.size = + (mem::size_of::<T>() * (new_count + new_count / 2)) as u64; + + self.gpu = + Self::gpu_buffer(device, self.label, self.size, self.usages); + self.offsets.clear(); - self.size = size; - self.gpu = Self::gpu_buffer(device, self.label, size, self.usages); true } else { false @@ -71,28 +74,15 @@ impl<T: Pod + Zeroable> Buffer<T> { /// Returns the size of the written bytes. pub fn write( &mut self, - device: &wgpu::Device, - staging_belt: &mut wgpu::util::StagingBelt, - encoder: &mut wgpu::CommandEncoder, + queue: &wgpu::Queue, offset: u64, content: &[T], ) -> u64 { let bytes = bytemuck::cast_slice(content); let bytes_size = bytes.len() as u64; - if let Some(buffer_size) = wgpu::BufferSize::new(bytes_size) { - let mut buffer = staging_belt.write_buffer( - encoder, - &self.gpu, - offset, - buffer_size, - device, - ); - - buffer.copy_from_slice(bytes); - - self.offsets.push(offset); - } + queue.write_buffer(&self.gpu, offset, bytes); + self.offsets.push(offset); bytes_size } |