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libs/vkd3d: Get rid of host writes memory dependency for intial state transitions.

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This commit is contained in:
Józef Kucia 2017-10-06 17:06:31 +02:00
parent 97bfba1167
commit 853068c84d
1 changed files with 5 additions and 12 deletions
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15
libs/vkd3d/command.c
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@ -1229,18 +1229,11 @@ static void d3d12_command_list_transition_resource_to_initial_state(struct d3d12
barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
barrier.pNext = NULL;
if (is_cpu_accessible_heap(&resource->heap_properties))
{
barrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
barrier.oldLayout = VK_IMAGE_LAYOUT_PREINITIALIZED;
src_stage_mask = VK_PIPELINE_STAGE_HOST_BIT;
}
else
{
barrier.srcAccessMask = 0;
barrier.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
/* vkQueueSubmit() defines a memory dependency with prior host writes. */
src_stage_mask = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
}
barrier.srcAccessMask = 0;
barrier.oldLayout = is_cpu_accessible_heap(&resource->heap_properties) ?
VK_IMAGE_LAYOUT_PREINITIALIZED : VK_IMAGE_LAYOUT_UNDEFINED;
if (!vk_barrier_parameters_from_d3d12_resource_state(resource->initial_state,
resource->flags & VKD3D_RESOURCE_SWAPCHAIN_IMAGE,