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Vulkan CP / Render Cache: Proper synchronization barriers for transfer 

Use an event rather than a semaphore for swap
Update some calculations in IssueCopy TextureInfo
This commit is contained in:
Dr. Chat 2017-03-13 18:03:33 -05:00
parent 0c2e0e4119
commit 5f5dc61428
3 changed files with 90 additions and 62 deletions
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27
src/xenia/gpu/vulkan/render_cache.cc
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@ -1136,25 +1136,26 @@ void RenderCache::BlitToImage(VkCommandBuffer command_buffer,
// Update the view with the latest contents.
// UpdateTileView(command_buffer, tile_view, true, true);
// Transition the image into a transfer destination layout, if needed.
// TODO: Util function for this
// Put a barrier on the tile view.
VkImageMemoryBarrier image_barrier;
image_barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
image_barrier.pNext = nullptr;
image_barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
image_barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
image_barrier.srcAccessMask = 0;
image_barrier.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
image_barrier.oldLayout = image_layout;
image_barrier.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
image_barrier.image = image;
image_barrier.srcAccessMask =
color_or_depth ? VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT
: VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
image_barrier.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
image_barrier.oldLayout = VK_IMAGE_LAYOUT_GENERAL;
image_barrier.newLayout = VK_IMAGE_LAYOUT_GENERAL;
image_barrier.image = tile_view->image;
image_barrier.subresourceRange = {0, 0, 1, 0, 1};
image_barrier.subresourceRange.aspectMask =
color_or_depth ? VK_IMAGE_ASPECT_COLOR_BIT
: VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0,
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0,
nullptr, 1, &image_barrier);
// If we overflow we'll lose the device here.
@ -1197,11 +1198,13 @@ void RenderCache::BlitToImage(VkCommandBuffer command_buffer,
image, image_layout, 1, &image_resolve);
}
// Transition the image back into its previous layout.
// Add another barrier on the tile view.
image_barrier.srcAccessMask = image_barrier.dstAccessMask;
image_barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
image_barrier.dstAccessMask =
color_or_depth ? VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT
: VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
std::swap(image_barrier.oldLayout, image_barrier.newLayout);
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0,
nullptr, 1, &image_barrier);
}

110
src/xenia/gpu/vulkan/vulkan_command_processor.cc
View File

@ -82,12 +82,13 @@ bool VulkanCommandProcessor::SetupContext() {
texture_cache_->texture_descriptor_set_layout());
render_cache_ = std::make_unique<RenderCache>(register_file_, device_);
VkSemaphoreCreateInfo info;
std::memset(&info, 0, sizeof(info));
info.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
VkResult result = vkCreateSemaphore(
*device_, &info, nullptr,
reinterpret_cast<VkSemaphore*>(&swap_state_.backend_data));
VkEventCreateInfo info = {
VK_STRUCTURE_TYPE_EVENT_CREATE_INFO, nullptr, 0,
};
VkResult result =
vkCreateEvent(*device_, &info, nullptr,
reinterpret_cast<VkEvent*>(&swap_state_.backend_data));
if (result != VK_SUCCESS) {
return false;
}
@ -98,9 +99,8 @@ bool VulkanCommandProcessor::SetupContext() {
void VulkanCommandProcessor::ShutdownContext() {
// TODO(benvanik): wait until idle.
vkDestroySemaphore(*device_,
reinterpret_cast<VkSemaphore>(swap_state_.backend_data),
nullptr);
vkDestroyEvent(*device_, reinterpret_cast<VkEvent>(swap_state_.backend_data),
nullptr);
if (swap_state_.front_buffer_texture) {
// Free swap chain image.
@ -347,23 +347,6 @@ void VulkanCommandProcessor::PerformSwap(uint32_t frontbuffer_ptr,
if (!swap_state_.front_buffer_texture) {
CreateSwapImage(copy_commands, {frontbuffer_width, frontbuffer_height});
// Signal the swap usage semaphore by default.
auto swap_sem = reinterpret_cast<VkSemaphore>(swap_state_.backend_data);
VkSubmitInfo info;
std::memset(&info, 0, sizeof(info));
info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
info.signalSemaphoreCount = 1;
info.pSignalSemaphores = &swap_sem;
if (queue_mutex_) {
std::lock_guard<std::mutex> lock(*queue_mutex_);
status = vkQueueSubmit(queue_, 1, &info, nullptr);
CheckResult(status, "vkQueueSubmit");
} else {
status = vkQueueSubmit(queue_, 1, &info, nullptr);
CheckResult(status, "vkQueueSubmit");
}
}
auto swap_fb = reinterpret_cast<VkImage>(swap_state_.front_buffer_texture);
@ -388,8 +371,8 @@ void VulkanCommandProcessor::PerformSwap(uint32_t frontbuffer_ptr,
barrier.image = texture->image;
barrier.subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1};
vkCmdPipelineBarrier(copy_commands, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0,
vkCmdPipelineBarrier(copy_commands, VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0,
nullptr, 1, &barrier);
// Now issue a blit command.
@ -411,6 +394,9 @@ void VulkanCommandProcessor::PerformSwap(uint32_t frontbuffer_ptr,
std::lock_guard<std::mutex> lock(swap_state_.mutex);
swap_state_.width = frontbuffer_width;
swap_state_.height = frontbuffer_height;
auto swap_event = reinterpret_cast<VkEvent>(swap_state_.backend_data);
vkCmdSetEvent(copy_commands, swap_event, VK_PIPELINE_STAGE_TRANSFER_BIT);
}
status = vkEndCommandBuffer(copy_commands);
@ -438,24 +424,18 @@ void VulkanCommandProcessor::PerformSwap(uint32_t frontbuffer_ptr,
queue_mutex_->lock();
}
// TODO: We really don't need to wrap all the commands with this semaphore,
// only the copy commands.
auto swap_sem = reinterpret_cast<VkSemaphore>(swap_state_.backend_data);
VkSubmitInfo submit_info;
std::memset(&submit_info, 0, sizeof(VkSubmitInfo));
submit_info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
submit_info.commandBufferCount = uint32_t(submit_buffers.size());
submit_info.pCommandBuffers = submit_buffers.data();
VkPipelineStageFlags sem_waits[1];
sem_waits[0] = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
submit_info.waitSemaphoreCount = 1;
submit_info.pWaitSemaphores = &swap_sem;
submit_info.pWaitDstStageMask = sem_waits;
submit_info.waitSemaphoreCount = 0;
submit_info.pWaitSemaphores = nullptr;
submit_info.pWaitDstStageMask = nullptr;
submit_info.signalSemaphoreCount = 1;
submit_info.pSignalSemaphores = &swap_sem;
submit_info.signalSemaphoreCount = 0;
submit_info.pSignalSemaphores = nullptr;
status = vkQueueSubmit(queue_, 1, &submit_info, current_batch_fence_);
CheckResult(status, "vkQueueSubmit");
@ -883,13 +863,14 @@ bool VulkanCommandProcessor::IssueCopy() {
window_offset_y |= 0x8000;
}
size_t read_size = GetTexelSize(copy_dest_format);
uint32_t dest_texel_size = uint32_t(GetTexelSize(copy_dest_format));
// Adjust the copy base offset to point to the beginning of the texture, so
// we don't run into hiccups down the road (e.g. resolving the last part going
// backwards).
int32_t dest_offset = window_offset_y * copy_dest_pitch * int(read_size);
dest_offset += window_offset_x * 32 * int(read_size);
int32_t dest_offset =
window_offset_y * copy_dest_pitch * int(dest_texel_size);
dest_offset += window_offset_x * 32 * int(dest_texel_size);
copy_dest_base += dest_offset;
// HACK: vertices to use are always in vf0.
@ -918,7 +899,8 @@ bool VulkanCommandProcessor::IssueCopy() {
float dest_points[6];
for (int i = 0; i < 6; i++) {
dest_points[i] =
GpuSwap(xe::load<float>(vertex_addr + i * 4), Endian(fetch->endian));
GpuSwap(xe::load<float>(vertex_addr + i * 4), Endian(fetch->endian)) +
0.5f;
}
// Note: The xenos only supports rectangle copies (luckily)
@ -956,7 +938,7 @@ bool VulkanCommandProcessor::IssueCopy() {
depth_format =
static_cast<DepthRenderTargetFormat>((depth_info >> 16) & 0x1);
if (!depth_clear_enabled) {
if (copy_src_select > 3) {
copy_dest_format = TextureFormat::k_24_8;
}
}
@ -967,15 +949,18 @@ bool VulkanCommandProcessor::IssueCopy() {
tex_info.width = dest_logical_width - 1;
tex_info.height = dest_logical_height - 1;
tex_info.dimension = gpu::Dimension::k2D;
tex_info.input_length = copy_dest_pitch * copy_dest_height * 4;
tex_info.input_length =
dest_block_width * dest_block_height * dest_texel_size;
tex_info.format_info = FormatInfo::Get(uint32_t(copy_dest_format));
tex_info.endianness = Endian::k8in32;
tex_info.is_tiled = true;
tex_info.size_2d.logical_width = dest_logical_width;
tex_info.size_2d.logical_height = dest_logical_height;
tex_info.size_2d.block_width = dest_block_width;
tex_info.size_2d.block_height = dest_block_height;
tex_info.size_2d.input_width = dest_block_width;
tex_info.size_2d.input_height = dest_block_height;
tex_info.size_2d.input_pitch = copy_dest_pitch * 4;
tex_info.size_2d.input_pitch = copy_dest_pitch * dest_texel_size;
auto texture =
texture_cache_->DemandResolveTexture(tex_info, copy_dest_format, nullptr);
assert_not_null(texture);
@ -1012,11 +997,33 @@ bool VulkanCommandProcessor::IssueCopy() {
: VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
texture->image_layout = VK_IMAGE_LAYOUT_GENERAL;
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0,
nullptr, 1, &image_barrier);
}
// Transition the image into a transfer destination layout, if needed.
// TODO: Util function for this
VkImageMemoryBarrier image_barrier;
image_barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
image_barrier.pNext = nullptr;
image_barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
image_barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
image_barrier.srcAccessMask = 0;
image_barrier.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
image_barrier.oldLayout = texture->image_layout;
image_barrier.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
image_barrier.image = texture->image;
image_barrier.subresourceRange = {0, 0, 1, 0, 1};
image_barrier.subresourceRange.aspectMask =
copy_src_select <= 3
? VK_IMAGE_ASPECT_COLOR_BIT
: VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0,
nullptr, 1, &image_barrier);
VkOffset3D resolve_offset = {dest_min_x, dest_min_y, 0};
VkExtent3D resolve_extent = {uint32_t(dest_max_x - dest_min_x),
uint32_t(dest_max_y - dest_min_y), 1};
@ -1049,6 +1056,15 @@ bool VulkanCommandProcessor::IssueCopy() {
break;
}
// And pull it back from a transfer destination.
image_barrier.srcAccessMask = image_barrier.dstAccessMask;
image_barrier.dstAccessMask =
VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_TRANSFER_READ_BIT;
std::swap(image_barrier.newLayout, image_barrier.oldLayout);
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0,
nullptr, 1, &image_barrier);
// Perform any requested clears.
uint32_t copy_depth_clear = regs[XE_GPU_REG_RB_DEPTH_CLEAR].u32;
uint32_t copy_color_clear = regs[XE_GPU_REG_RB_COLOR_CLEAR].u32;

15
src/xenia/gpu/vulkan/vulkan_graphics_system.cc
View File

@ -243,9 +243,19 @@ void VulkanGraphicsSystem::Swap(xe::ui::UIEvent* e) {
auto& swap_state = command_processor_->swap_state();
{
std::lock_guard<std::mutex> lock(swap_state.mutex);
if (swap_state.pending) {
swap_state.pending = false;
if (!swap_state.pending) {
// return;
}
auto event = reinterpret_cast<VkEvent>(swap_state.backend_data);
VkResult status = vkGetEventStatus(*device_, event);
if (status != VK_EVENT_SET) {
// The device has not finished processing the image.
// return;
}
vkResetEvent(*device_, event);
swap_state.pending = false;
}
if (!swap_state.front_buffer_texture) {
@ -253,7 +263,6 @@ void VulkanGraphicsSystem::Swap(xe::ui::UIEvent* e) {
return;
}
auto semaphore = reinterpret_cast<VkSemaphore>(swap_state.backend_data);
auto swap_chain = display_context_->swap_chain();
auto copy_cmd_buffer = swap_chain->copy_cmd_buffer();
auto front_buffer =