Class OpticalFlowHelper

tests/framework/data_graph_objects.h:142–172

};

class OpticalFlowHelper {
  private:
    static constexpr uint32_t kResourceCount = 5u;
    HelperParameters params_ = HelperParameters();

  public:
    std::vector<VkDataGraphPipelineSingleNodeConnectionARM> connections_;
    VkDataGraphPipelineSingleNodeCreateInfoARM single_node_ci_ = {};
    VkDataGraphPipelineOpticalFlowCreateInfoARM optical_flow_ci_ = {};
    VkDataGraphOpticalFlowGridSizeFlagsARM optical_flow_grid_size_ = VK_DATA_GRAPH_OPTICAL_FLOW_GRID_SIZE_UNKNOWN_ARM;
    std::vector<vkt::Image> images_;
    std::vector<vkt::ImageView> image_views_;
    std::vector<VkDataGraphPipelineResourceInfoImageLayoutARM> image_layouts_;
    DataGraphPipelineHelper dg_pipeline_;

    VkLayerTest &layer_test_;
    vkt::Device *device_ = nullptr;

    explicit OpticalFlowHelper(VkLayerTest &test, const HelperParameters &params = HelperParameters());

    void QueryOpticalFlowProperties();
    std::vector<VkFormat> GetAllOpticalFlowFormats(VkDataGraphOpticalFlowImageUsageFlagsARM usage);
    VkFormat GetAnyOpticalFlowFormat(VkDataGraphOpticalFlowImageUsageFlagsARM usage);
    void CreateOpticalFlow();
    void SetupImageDescriptors();
    void InitDataGraphPipeline();
    VkResult CreateDataGraphPipeline();

    VkPipelineLayout PipelineLayout() const { return dg_pipeline_.pipeline_layout_; };
    const VkDescriptorSet* DescriptorSet() const { return &dg_pipeline_.descriptor_set_.get()->set_; };
};
}  // namespace of
}  // namespace dg
}  // namespace vkt