Vendor things

third-party/vendor/gpu-allocator/examples/vulkan-visualization/helper.rs

@@ -0,0 +1,47 @@
+use ash::vk;
+
+#[allow(clippy::too_many_arguments)]
+pub(crate) fn record_and_submit_command_buffer<F: FnOnce(&ash::Device, vk::CommandBuffer)>(
+    device: &ash::Device,
+    command_buffer: vk::CommandBuffer,
+    command_buffer_reuse_fence: vk::Fence,
+    submit_queue: vk::Queue,
+    wait_mask: &[vk::PipelineStageFlags],
+    wait_semaphores: &[vk::Semaphore],
+    signal_semaphores: &[vk::Semaphore],
+    f: F,
+) {
+    unsafe { device.wait_for_fences(&[command_buffer_reuse_fence], true, u64::MAX) }.unwrap();
+    unsafe { device.reset_fences(&[command_buffer_reuse_fence]) }.unwrap();
+    unsafe {
+        device.reset_command_buffer(
+            command_buffer,
+            vk::CommandBufferResetFlags::RELEASE_RESOURCES,
+        )
+    }
+    .unwrap();
+
+    let command_buffer_begin_info =
+        vk::CommandBufferBeginInfo::builder().flags(vk::CommandBufferUsageFlags::ONE_TIME_SUBMIT);
+    unsafe { device.begin_command_buffer(command_buffer, &command_buffer_begin_info) }.unwrap();
+
+    f(device, command_buffer);
+
+    unsafe { device.end_command_buffer(command_buffer) }.unwrap();
+
+    let command_buffers = [command_buffer];
+    let submit_info = vk::SubmitInfo::builder()
+        .wait_semaphores(wait_semaphores)
+        .wait_dst_stage_mask(wait_mask)
+        .command_buffers(&command_buffers)
+        .signal_semaphores(signal_semaphores);
+
+    unsafe {
+        device.queue_submit(
+            submit_queue,
+            std::slice::from_ref(&submit_info),
+            command_buffer_reuse_fence,
+        )
+    }
+    .unwrap();
+}