source/backends/vulkan/windowview_backend.cpp

   1 #include "device.h"
   2 #include "renderer.h"
   3 #include "vulkan.h"
   4 #include "windowview.h"
   5 #include "windowview_backend.h"
   6
   7 namespace Msp {
   8 namespace GL {
   9
  10 VulkanWindowView::~VulkanWindowView()
  11 {
  12         delete swap_chain;
  13 }
  14
  15 void VulkanWindowView::render()
  16 {
  17         Device &device = static_cast<const WindowView *>(this)->device;
  18
  19         Semaphore *sem = semaphores+frame_index*2;
  20         unsigned image_index = swap_chain->begin_frame(sem[0]);
  21         current_target = &framebuffers[image_index];
  22
  23         if(!internal_renderer)
  24                 internal_renderer = new Renderer;
  25         internal_renderer->begin(sem[0]);
  26         View::render(*internal_renderer);
  27         internal_renderer->end(sem[1]);
  28
  29         swap_chain->present_frame(sem[1]);
  30         frame_index = (frame_index+1)%device.get_n_frames_in_flight();
  31
  32         device.get_destroy_queue().tick();
  33 }
  34
  35 void VulkanWindowView::resize_framebuffer(unsigned w, unsigned h)
  36 {
  37         Device &device = static_cast<const WindowView *>(this)->device;
  38
  39         framebuffers.clear();
  40         delete swap_chain;
  41
  42         swap_chain = new SwapChain(w, h, device.get_n_frames_in_flight());
  43
  44         unsigned n_images = swap_chain->get_n_images();
  45         framebuffers.reserve(n_images);
  46         for(unsigned i=0; i<n_images; ++i)
  47         {
  48                 const SwapChainTexture &image = swap_chain->get_image(i);
  49                 framebuffers.emplace_back((COLOR_ATTACHMENT, image.get_format()));
  50                 framebuffers.back().attach(COLOR_ATTACHMENT, swap_chain->get_image(i));
  51         }
  52
  53         current_target = &framebuffers.front();
  54 }
  55
  56 } // namespace GL
  57 } // namespace Msp