Use the output size when rendering screenshots (#1007)

Author: tryk016

common/graphics/renderer.cpp

@@ -2708,12 +2708,12 @@ void Renderer::drawAmbient(Encoder<CommandBuffer>& cmd, const WorldView& view) {
   cmd.draw(nullptr, 0, 3);
   }
 
-Tempest::Attachment Renderer::screenshoot(uint8_t frameId) {
+Tempest::Attachment Renderer::screenshoot(uint8_t frameId, Tempest::Size size) {
   auto& device = Resources::device();
   device.waitIdle();
 
-  uint32_t w    = uint32_t(zbuffer.w());
-  uint32_t h    = uint32_t(zbuffer.h());
+  uint32_t w    = uint32_t(size.w);
+  uint32_t h    = uint32_t(size.h);
   auto     img  = device.attachment(Tempest::TextureFormat::RGBA8,w,h);
 
   auto wview  = Gothic::inst().worldView();

common/graphics/renderer.h

@@ -32,7 +32,7 @@ class Renderer final {
 
     void dbgDraw(Tempest::Painter& painter);
 
-    Tempest::Attachment screenshoot(uint8_t frameId);
+    Tempest::Attachment screenshoot(uint8_t frameId, Tempest::Size size);
 
   private:
     enum Quality : uint8_t {

common/mainwindow.cpp

@@ -458,7 +458,7 @@ void MainWindow::keyDownEvent(KeyEvent &event) {
   player.onKeyPressed(act,event.key,mapping);
 
   if(event.key==Event::K_F11) {
-    auto tex = renderer.screenshoot(cmdId);
+    auto tex = renderer.screenshoot(cmdId, Size(int(swapchain.w()),int(swapchain.h())));
     auto pm  = device.readPixels(textureCast<const Texture2d&>(tex));
     pm.save("dbg.png");
     }
@@ -1074,7 +1074,7 @@ void MainWindow::saveGame(std::string_view slot, std::string_view name) {
   if(auto w = Gothic::inst().world(); w!=nullptr && w->currentCs()!=nullptr)
     return;
 
-  auto tex  = renderer.screenshoot(cmdId);
+  auto tex  = renderer.screenshoot(cmdId, Size(int(swapchain.w()),int(swapchain.h())));
   auto lres = Attachment();
 
   static int32_t kThumbW = 800;