diff options
Diffstat (limited to 'wgpu/src/quad.rs')
| -rw-r--r-- | wgpu/src/quad.rs | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/wgpu/src/quad.rs b/wgpu/src/quad.rs index b932f54f..0717a031 100644 --- a/wgpu/src/quad.rs +++ b/wgpu/src/quad.rs @@ -57,7 +57,8 @@ impl Pipeline { pub fn prepare( &mut self, device: &wgpu::Device, - queue: &wgpu::Queue, + encoder: &mut wgpu::CommandEncoder, + belt: &mut wgpu::util::StagingBelt, quads: &Batch, transformation: Transformation, scale: f32, @@ -67,7 +68,7 @@ impl Pipeline { } let layer = &mut self.layers[self.prepare_layer]; - layer.prepare(device, queue, quads, transformation, scale); + layer.prepare(device, encoder, belt, quads, transformation, scale); self.prepare_layer += 1; } @@ -162,7 +163,8 @@ impl Layer { pub fn prepare( &mut self, device: &wgpu::Device, - queue: &wgpu::Queue, + encoder: &mut wgpu::CommandEncoder, + belt: &mut wgpu::util::StagingBelt, quads: &Batch, transformation: Transformation, scale: f32, @@ -171,15 +173,25 @@ impl Layer { let _ = info_span!("Wgpu::Quad", "PREPARE").entered(); let uniforms = Uniforms::new(transformation, scale); + let bytes = bytemuck::bytes_of(&uniforms); - queue.write_buffer( + belt.write_buffer( + encoder, &self.constants_buffer, 0, - bytemuck::bytes_of(&uniforms), - ); + (bytes.len() as u64).try_into().expect("Sized uniforms"), + device, + ) + .copy_from_slice(bytes); - self.solid.prepare(device, queue, &quads.solids); - self.gradient.prepare(device, queue, &quads.gradients); + if !quads.solids.is_empty() { + self.solid.prepare(device, encoder, belt, &quads.solids); + } + + if !quads.gradients.is_empty() { + self.gradient + .prepare(device, encoder, belt, &quads.gradients); + } } } |