src/dawn/native/vulkan/CommandRecordingContextVk.cpp

// Copyright 2019 The Dawn & Tint Authors
//
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#include "src/dawn/native/vulkan/CommandRecordingContextVk.h"

#include "dawn/native/vulkan/DeviceVk.h"
#include "vulkan/vulkan_core.h"

namespace dawn::native::vulkan {

void CommandRecordingContext::CheckBufferNeedsEagerTransition(Buffer* buffer,
                                                              wgpu::BufferUsage usage) {
    if (!(usage & kMappableBufferUsages) && (buffer->GetInternalUsage() & kMappableBufferUsages)) {
        mappableBuffersForEagerTransition.insert(buffer);
    }
}

void CommandRecordingContext::EmitBufferBarrierIfNecessary(Device* device,
                                                           const BufferBarrier& barrier) {
    if (barrier.IsEmpty()) {
        return;
    }

    VkMemoryBarrier vkBarrier;
    vkBarrier.sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER;
    vkBarrier.pNext = nullptr;
    vkBarrier.srcAccessMask = barrier.srcAccessMask;
    vkBarrier.dstAccessMask = barrier.dstAccessMask;

    device->fn.CmdPipelineBarrier(commandBuffer, barrier.srcStages, barrier.dstStages, 0, 1,
                                  &vkBarrier, 0, nullptr, 0, nullptr);
}

}  // namespace dawn::native::vulkan