source/backends/vulkan/fence.cpp

   1 #include <limits>
   2 #include "device.h"
   3 #include "fence.h"
   4 #include "vulkan.h"
   5
   6 using namespace std;
   7
   8 namespace Msp {
   9 namespace GL {
  10
  11 Fence::Fence(bool create_signaled):
  12         device(Device::get_current())
  13 {
  14         const VulkanFunctions &vk = device.get_functions();
  15
  16         VkFenceCreateInfo fence_info = { };
  17         fence_info.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
  18         fence_info.flags = (create_signaled ? VK_FENCE_CREATE_SIGNALED_BIT : 0);
  19
  20         vk.CreateFence(fence_info, handle);
  21 }
  22
  23 Fence::Fence(Fence &&other):
  24         device(other.device),
  25         handle(other.handle)
  26 {
  27         other.handle = 0;
  28 }
  29
  30 Fence::~Fence()
  31 {
  32         if(handle)
  33                 device.get_destroy_queue().destroy(handle);
  34 }
  35
  36 bool Fence::get_status()
  37 {
  38         const VulkanFunctions &vk = device.get_functions();
  39
  40         Result result = vk.GetFenceStatus(handle);
  41         if(result==VK_NOT_READY)
  42                 return false;
  43         else
  44                 result.check();
  45
  46         return true;
  47 }
  48
  49 void Fence::reset()
  50 {
  51         const VulkanFunctions &vk = device.get_functions();
  52
  53         vk.ResetFences(1, &handle);
  54 }
  55
  56 void Fence::wait()
  57 {
  58         const VulkanFunctions &vk = device.get_functions();
  59
  60         vk.WaitForFences(1, &handle, VK_TRUE, numeric_limits<uint64_t>::max());
  61 }
  62
  63 } // namespace GL
  64 } // namespace Msp