///Обработка события изменения размеров окна
void OnSizeChanged (unsigned int width, unsigned int height)
{
try
{
UpdateSizes (width, height);
if (signals [WindowEvent_OnResize].empty ())
return;
if (color_buffer)
{
color_buffer->Resize (width, height);
depth_stencil_buffer->Resize (width, height);
}
Window window = Wrappers::Wrap<Window> (owner);
signals [WindowEvent_OnResize] (window);
}
catch (std::exception& e)
{
log.Printf ("%s\n at render::manager::WindowImpl::Impl::OnResize", e.what ());
}
catch (...)
{
log.Printf ("unknown exception\n at render::manager::WindowImpl::Impl::OnResize");
}
}
///Обработчик события изменения области вывода
void OnViewportChanged (const Rect& viewport)
{
try
{
log.Printf ("Window viewport changed: x=%d, y=%d, width=%u, height=%u", viewport.x, viewport.y, viewport.width, viewport.height);
if (color_buffer)
{
color_buffer->Resize (viewport.width, viewport.height);
color_buffer->SetViewportOffset (math::vec2ui (viewport.x, viewport.y));
}
if (depth_stencil_buffer)
{
depth_stencil_buffer->Resize (viewport.width, viewport.height);
depth_stencil_buffer->SetViewportOffset (math::vec2ui (viewport.x, viewport.y));
}
}
catch (std::exception& e)
{
log.Printf ("%s\n at render::manager::WindowImpl::Impl::OnChangeViewport", e.what ());
}
catch (...)
{
log.Printf ("unknown exception\n at render::manager::WindowImpl::Impl::OnChangeViewport");
}
}
///Создание целей рендеринга
void CreateRenderTargets ()
{
try
{
if (!swap_chain)
throw xtl::format_operation_exception ("", "Null swap chain");
log.Printf ("Initialize render targets for swap chain");
LowLevelTexturePtr color_texture (device_manager->Device ().CreateRenderTargetTexture (swap_chain.get (), swap_chain_desc.buffers_count - 1), false),
depth_stencil_texture (device_manager->Device ().CreateDepthStencilTexture (swap_chain.get ()), false);
if (!color_buffer)
{
RenderTargetPtr new_color_buffer (new RenderTargetImpl (device_manager, color_texture.get ()), false),
new_depth_stencil_buffer (new RenderTargetImpl (device_manager, depth_stencil_texture.get ()), false);
color_buffer = new_color_buffer;
depth_stencil_buffer = new_depth_stencil_buffer;
}
else
{
try
{
color_buffer->SetTarget (color_texture.get ());
depth_stencil_buffer->SetTarget (depth_stencil_texture.get ());
}
catch (...)
{
color_buffer->SetTarget (0);
depth_stencil_buffer->SetTarget (0);
throw;
}
}
color_buffer->Resize (width, height);
depth_stencil_buffer->Resize (width, height);
log.Printf ("...render targets for swap chain created");
}
catch (xtl::exception& e)
{
e.touch ("render::manager::WindowImpl::Impl::CreateRenderTargets");
throw;
}
}