Line data    Source code

       1             : /**
       2             :  Copyright (c) 2023 Stappler LLC <admin@stappler.dev>
       3             : 
       4             :  Permission is hereby granted, free of charge, to any person obtaining a copy
       5             :  of this software and associated documentation files (the "Software"), to deal
       6             :  in the Software without restriction, including without limitation the rights
       7             :  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
       8             :  copies of the Software, and to permit persons to whom the Software is
       9             :  furnished to do so, subject to the following conditions:
      10             : 
      11             :  The above copyright notice and this permission notice shall be included in
      12             :  all copies or substantial portions of the Software.
      13             : 
      14             :  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
      15             :  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      16             :  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
      17             :  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      18             :  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
      19             :  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
      20             :  THE SOFTWARE.
      21             :  **/
      22             : 
      23             : #include "XLSnnVkSubpixelLayer.h"
      24             : #include "XLCoreAttachment.h"
      25             : #include "XLCoreFrameQueue.h"
      26             : #include "XLCoreFrameRequest.h"
      27             : #include "XLSnnVkShaders.h"
      28             : #include "XLVkPipeline.h"
      29             : 
      30             : namespace stappler::xenolith::vk::shadernn {
      31             : 
      32           0 : SubpixelLayer::~SubpixelLayer() { }
      33             : 
      34           0 : bool SubpixelLayer::init(Queue::Builder &queueBuilder, QueuePassBuilder &builder, Front *front,
      35             :                 const AttachmentData *input, const AttachmentData *output) {
      36             :         using namespace core;
      37             : 
      38           0 :         auto precision = getAttachmentPrecision(output);
      39             : 
      40           0 :         _front = front;
      41             : 
      42           0 :         auto passInput = builder.addAttachment(input, [] (AttachmentPassBuilder &builder) {
      43           0 :                 builder.setDependency(AttachmentDependencyInfo{
      44             :                         PipelineStage::ComputeShader, AccessType::ShaderRead,
      45             :                         PipelineStage::ComputeShader, AccessType::ShaderRead,
      46             :                         FrameRenderPassState::Submitted,
      47             :                 });
      48           0 :                 builder.setInitialLayout(AttachmentLayout::General);
      49           0 :                 builder.setFinalLayout(AttachmentLayout::General);
      50           0 :         });
      51             : 
      52           0 :         auto passOutput = builder.addAttachment(output, [] (AttachmentPassBuilder &builder) {
      53           0 :                 builder.setDependency(AttachmentDependencyInfo{
      54             :                         PipelineStage::ComputeShader, AccessType::ShaderWrite,
      55             :                         PipelineStage::ComputeShader, AccessType::ShaderWrite,
      56             :                         FrameRenderPassState::Submitted,
      57             :                 });
      58           0 :                 builder.setInitialLayout(AttachmentLayout::General);
      59           0 :                 builder.setFinalLayout(AttachmentLayout::General);
      60           0 :         });
      61             : 
      62           0 :         auto layout = builder.addDescriptorLayout([&] (PipelineLayoutBuilder &layoutBuilder) {
      63           0 :                 layoutBuilder.addSet([&] (DescriptorSetBuilder &setBuilder) {
      64           0 :                         setBuilder.addDescriptor(passOutput, DescriptorType::StorageImage, AttachmentLayout::General);
      65           0 :                         setBuilder.addDescriptor(passInput, DescriptorType::StorageImage, AttachmentLayout::General);
      66           0 :                 });
      67           0 :         });
      68             : 
      69           0 :         builder.addSubpass([&] (SubpassBuilder &subpassBuilder) {
      70           0 :             uint32_t subPixelFactor = 2;
      71             : 
      72           0 :                 SpecializationInfo spec;
      73           0 :                 spec.data = queueBuilder.addProgramByRef(toString(front->getName(), "_shader"), getShader(LayerShader::Subpixel, precision));
      74           0 :                 spec.constants.emplace_back(SpecializationConstant(subPixelFactor)); // 0
      75             : 
      76           0 :                 subpassBuilder.addComputePipeline(toString(front->getName(), "_pipeline"), layout, move(spec));
      77           0 :         });
      78             : 
      79           0 :         _inputAttachment = input;
      80           0 :         _outputAttachment = output;
      81             : 
      82           0 :         _frameHandleCallback = [] (core::QueuePass &pass, const FrameQueue &q) {
      83           0 :                 return Rc<LayerHandle>::create(pass, q);
      84           0 :         };
      85             : 
      86           0 :         return QueuePass::init(builder);
      87             : }
      88             : 
      89           0 : bool SubpixelLayer::LayerHandle::prepare(FrameQueue &q, Function<void(bool)> &&cb) {
      90           0 :         auto pass = (SubpixelLayer *)_queuePass.get();
      91             : 
      92           0 :         if (auto imageAttachment = q.getAttachment(pass->getInputAttachment())) {
      93           0 :                 _inputImage = (const vk::ImageAttachmentHandle *)imageAttachment->handle.get();
      94             :         }
      95             : 
      96           0 :         if (auto imageAttachment = q.getAttachment(pass->getOutputAttachment())) {
      97           0 :                 _outputImage = (const vk::ImageAttachmentHandle *)imageAttachment->handle.get();
      98             :         }
      99             : 
     100           0 :         _front = pass->getFront();
     101             : 
     102           0 :         return vk::QueuePassHandle::prepare(q, move(cb));
     103             : }
     104             : 
     105           0 : Vector<const vk::CommandBuffer *> SubpixelLayer::LayerHandle::doPrepareCommands(FrameHandle &frame) {
     106           0 :         auto buf = _pool->recordBuffer(*_device, [&] (vk::CommandBuffer &buf) {
     107           0 :                 auto pass = _data->impl.cast<vk::RenderPass>().get();
     108           0 :                 pass->perform(*this, buf, [&] {
     109           0 :                         buf.cmdBindDescriptorSets(pass, 0);
     110             : 
     111           0 :                         auto extent = _outputImage->getQueueData()->image->getInfo().extent;
     112             : 
     113           0 :                         auto oc_4 = UP_DIV(_front->getNumOutputPlanes(), uint32_t(4));
     114             : 
     115           0 :                         auto pipeline = static_cast<vk::ComputePipeline *>((*_data->subpasses[0]->computePipelines.begin())->pipeline.get());
     116             : 
     117           0 :                         buf.cmdBindPipeline(pipeline);
     118           0 :                         buf.cmdDispatch((extent.width - 1) / pipeline->getLocalX() + 1,
     119           0 :                                         (extent.height - 1) / pipeline->getLocalY() + 1,
     120           0 :                                         (oc_4 - 1) / pipeline->getLocalZ() + 1);
     121           0 :                 }, true);
     122           0 :                 return true;
     123             :         });
     124           0 :         return Vector<const vk::CommandBuffer *>{buf};
     125             : }
     126             : 
     127             : }