.. _program_listing_file_include_flamegpu_detail_JitifyCache.h:

Program Listing for File JitifyCache.h
======================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_flamegpu_detail_JitifyCache.h>` (``include/flamegpu/detail/JitifyCache.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #ifndef INCLUDE_FLAMEGPU_DETAIL_JITIFYCACHE_H_
   #define INCLUDE_FLAMEGPU_DETAIL_JITIFYCACHE_H_
   
   #include <map>
   #include <mutex>
   #include <memory>
   #include <string>
   #include <unordered_map>
   #include <vector>
   
   namespace jitify2 {
   class KernelData;
   class LinkedProgramData;
   }  // namespace jitify2
   
   namespace flamegpu {
   namespace detail {
   
   class JitifyCache {
       struct CachedProgram {
           // dynamic header concatenated to kernel
           // We check this is an exact match before loading from cache
           std::string long_reference;
           std::string serialised_program;
       };
   
    public:
       std::unique_ptr<jitify2::KernelData> loadKernel(
           const std::string &func_name,
           const std::vector<std::string> &template_args,
           const std::string &kernel_src,
           const std::string &dynamic_header);
       void useMemoryCache(bool yesno);
       bool useMemoryCache() const;
       void clearMemoryCache();
       void useDiskCache(bool yesno);
       bool useDiskCache() const;
       static void clearDiskCache();
   
    private:
       static std::unique_ptr<jitify2::LinkedProgramData> buildProgram(
       const std::string &func_name,
       const std::vector<std::string> &template_args,
       const std::string &kernel_src,
       const std::string &dynamic_header,
       const std::string &name_expression);
   
       std::map<std::string, CachedProgram> cache{};
       mutable std::mutex cache_mutex;
   
       bool use_memory_cache;
       bool use_disk_cache;
   
       JitifyCache();
       static std::mutex instance_mutex;
   
    public:
       static JitifyCache& getInstance();
       // Public deleted creates better compiler errors
       JitifyCache(JitifyCache const&) = delete;
       void operator=(JitifyCache const&) = delete;
   };
   
   }  // namespace detail
   }  // namespace flamegpu
   
   #endif  // INCLUDE_FLAMEGPU_DETAIL_JITIFYCACHE_H_