message: Fix offsets of buffer uploads in triangle pipeline
diff: @@ -248,7 +248,7 @@ impl Pipeline {
  &vertex_buffer,
  0,
  &self.vertex_buffer.raw,
  - last_vertex as u64,
  + (std::mem::size_of::<Vertex2D>() * last_vertex) as u64,
  (std::mem::size_of::<Vertex2D>() * mesh.vertices.len()) as u64,
  );
  @@ -256,7 +256,7 @@ impl Pipeline {
  &index_buffer,
  0,
  &self.index_buffer.raw,
  - last_index as u64,
  + (std::mem::size_of::<u32>() * last_index) as u64,
  (std::mem::size_of::<u32>() * mesh.indices.len()) as u64,
  );
  @@ -313,27 +313,30 @@ impl Pipeline {
  depth_stencil_attachment: None,
  });
  + render_pass.set_pipeline(&self.pipeline);
  + render_pass.set_scissor_rect(
  + bounds.x,
  + bounds.y,
  + bounds.width,
  + bounds.height,
  + );
  +
  for (i, (vertex_offset, index_offset, indices)) in
  - offsets.drain(..).enumerate()
  + offsets.into_iter().enumerate()
  {
  - render_pass.set_pipeline(&self.pipeline);
  render_pass.set_bind_group(
  0,
  &self.constants,
  &[(std::mem::size_of::<Uniforms>() * i) as u64],
  );
  +
  render_pass
  .set_index_buffer(&self.index_buffer.raw, index_offset);
  +
  render_pass.set_vertex_buffers(
  0,
  &[(&self.vertex_buffer.raw, vertex_offset)],
  );
  - render_pass.set_scissor_rect(
  - bounds.x,
  - bounds.y,
  - bounds.width,
  - bounds.height,
  - );
  render_pass.draw_indexed(0..indices as u32, 0, 0..1);
  }
  