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Clean up unnecessary pipeline barriers

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This commit is contained in:
maik klein 2016-12-08 23:38:25 +01:00
parent c0c83a72fb
commit 87ef22419f
1 changed files with 0 additions and 52 deletions
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52
examples/src/main.rs
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@ -788,32 +788,6 @@ fn main() {
let draw_fence = submit_fence;
device.reset_command_buffer(draw_command_buffer, Default::default()).unwrap();
device.begin_command_buffer(draw_command_buffer, &command_buffer_begin_info).unwrap();
//let layout_to_color = vk::ImageMemoryBarrier {
// s_type: vk::StructureType::ImageMemoryBarrier,
// p_next: ptr::null(),
// src_access_mask: Default::default(),
// dst_access_mask: vk::ACCESS_COLOR_ATTACHMENT_READ_BIT |
// vk::ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
// old_layout: vk::ImageLayout::Undefined,
// new_layout: vk::ImageLayout::ColorAttachmentOptimal,
// src_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
// dst_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
// image: present_images[present_index as usize],
// subresource_range: vk::ImageSubresourceRange {
// aspect_mask: vk::IMAGE_ASPECT_COLOR_BIT,
// base_mip_level: 0,
// level_count: 1,
// base_array_layer: 0,
// layer_count: 1,
// },
//};
//device.cmd_pipeline_barrier(draw_command_buffer,
// vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
// vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
// vk::DependencyFlags::empty(),
// &[],
// &[],
// &[layout_to_color]);
let clear_values =
[vk::ClearValue::new_color(vk::ClearColorValue::new_float32([1.0, 1.0, 1.0, 1.0])),
vk::ClearValue::new_depth_stencil(vk::ClearDepthStencilValue {
@ -844,31 +818,6 @@ fn main() {
device.cmd_bind_vertex_buffers(draw_command_buffer, &[vertex_input_buffer], &0);
device.cmd_draw(draw_command_buffer, 3, 1, 0, 0);
device.cmd_end_render_pass(draw_command_buffer);
//let pre_present_barrier = vk::ImageMemoryBarrier {
// s_type: vk::StructureType::ImageMemoryBarrier,
// p_next: ptr::null(),
// src_access_mask: vk::ACCESS_MEMORY_READ_BIT,
// dst_access_mask: vk::ACCESS_COLOR_ATTACHMENT_READ_BIT,
// old_layout: vk::ImageLayout::ColorAttachmentOptimal,
// new_layout: vk::ImageLayout::PresentSrcKhr,
// src_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
// dst_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
// image: present_images[present_index as usize],
// subresource_range: vk::ImageSubresourceRange {
// aspect_mask: vk::IMAGE_ASPECT_COLOR_BIT,
// base_mip_level: 0,
// level_count: 1,
// base_array_layer: 0,
// layer_count: 1,
// },
//};
// device.cmd_pipeline_barrier(draw_command_buffer,
// vk::PIPELINE_STAGE_ALL_COMMANDS_BIT,
// vk::PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
// vk::DependencyFlags::empty(),
// &[],
// &[],
// &[pre_present_barrier]);
device.end_command_buffer(draw_command_buffer).unwrap();
let wait_render_mask = [vk::PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT];
let submit_info = vk::SubmitInfo {
@ -884,7 +833,6 @@ fn main() {
};
device.queue_submit(present_queue, &[submit_info], draw_fence)
.unwrap();
// device.queue_wait_idle(present_queue).unwrap();
let mut present_info_err = unsafe { mem::uninitialized() };
let present_info = vk::PresentInfoKHR {