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https://gitea.wildfiregames.com/0ad/0ad
synced 2026-08-15 14:43:32 -07:00
Splits render frame function
This commit is contained in:
Vladislav Belov
parent
38d247467f
commit
a2798b733f
2 changed files with 152 additions and 93 deletions
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@ -575,110 +575,27 @@ void CRenderer::RenderFrameImpl(
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if (g_Game && g_Game->IsGameStarted())
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{
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g_Game->GetView()->Prepare(m->deviceCommandContext.get());
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ENSURE(g_Game->GetView());
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CGameView& gameView{*g_Game->GetView()};
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gameView.Prepare(m->deviceCommandContext.get());
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Renderer::Backend::IFramebuffer* framebuffer = nullptr;
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Renderer::Backend::IDeviceCommandContext::Rect viewportRect{};
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CPostprocManager& postprocManager = GetPostprocManager();
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CPostprocManager& postprocManager{GetPostprocManager()};
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if (postprocManager.IsEnabled())
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{
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// We have to update the post process manager with real near/far planes
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// that we use for the scene rendering.
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postprocManager.SetDepthBufferClipPlanes(
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m->sceneRenderer.GetViewCamera().GetNearPlane(),
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m->sceneRenderer.GetViewCamera().GetFarPlane()
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);
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postprocManager.Initialize();
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framebuffer = postprocManager.PrepareAndGetOutputFramebuffer();
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viewportRect.width = framebuffer->GetWidth();
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viewportRect.height = framebuffer->GetHeight();
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RenderGameWithPostProcessingAndGUI(
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swapChain, gameView, postprocManager, renderGUI, renderLogger);
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}
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else
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{
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// We don't need to clear the color attachment of the framebuffer as the sky
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// is going to be rendered anyway.
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framebuffer =
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swapChain.GetCurrentBackbuffer(
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Renderer::Backend::AttachmentLoadOp::DONT_CARE,
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Renderer::Backend::AttachmentStoreOp::STORE,
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Renderer::Backend::AttachmentLoadOp::CLEAR,
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Renderer::Backend::AttachmentStoreOp::DONT_CARE);
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viewportRect.width = m_Width;
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viewportRect.height = m_Height;
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RenderGameAndGUI(swapChain, gameView, renderGUI, renderLogger);
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}
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m->deviceCommandContext->BeginFramebufferPass(framebuffer);
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m->deviceCommandContext->SetViewports(1, &viewportRect);
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g_Game->GetView()->Render(m->deviceCommandContext.get());
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if (postprocManager.IsEnabled())
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{
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m->deviceCommandContext->EndFramebufferPass();
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if (postprocManager.IsMultisampleEnabled())
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postprocManager.ResolveMultisampleFramebuffer(m->deviceCommandContext.get());
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postprocManager.ApplyPostproc(m->deviceCommandContext.get());
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Renderer::Backend::IFramebuffer* backbuffer =
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swapChain.GetCurrentBackbuffer(
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Renderer::Backend::AttachmentLoadOp::LOAD,
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Renderer::Backend::AttachmentStoreOp::STORE,
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Renderer::Backend::AttachmentLoadOp::LOAD,
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Renderer::Backend::AttachmentStoreOp::DONT_CARE);
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postprocManager.BlitOutputFramebuffer(
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m->deviceCommandContext.get(), backbuffer);
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m->deviceCommandContext->BeginFramebufferPass(backbuffer);
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Renderer::Backend::IDeviceCommandContext::Rect viewportRect{};
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viewportRect.width = m_Width;
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viewportRect.height = m_Height;
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m->deviceCommandContext->SetViewports(1, &viewportRect);
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}
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g_Game->GetView()->RenderOverlays(m->deviceCommandContext.get());
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g_Game->GetView()->GetCinema()->Render(*m->deviceCommandContext);
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}
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else
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{
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// We have a fullscreen background in our UI so we don't need
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// to clear the color attachment.
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// We don't need a depth test to render so we don't care about the
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// depth-stencil attachment content.
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// In case of Atlas we don't have g_Game, so we still need to clear depth.
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const Renderer::Backend::AttachmentLoadOp depthStencilLoadOp =
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g_AtlasGameLoop && g_AtlasGameLoop->view
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? Renderer::Backend::AttachmentLoadOp::CLEAR
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: Renderer::Backend::AttachmentLoadOp::DONT_CARE;
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Renderer::Backend::IFramebuffer* backbuffer =
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swapChain.GetCurrentBackbuffer(
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Renderer::Backend::AttachmentLoadOp::DONT_CARE,
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Renderer::Backend::AttachmentStoreOp::STORE,
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depthStencilLoadOp,
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Renderer::Backend::AttachmentStoreOp::DONT_CARE);
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m->deviceCommandContext->BeginFramebufferPass(backbuffer);
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Renderer::Backend::IDeviceCommandContext::Rect viewportRect{};
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viewportRect.width = m_Width;
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viewportRect.height = m_Height;
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m->deviceCommandContext->SetViewports(1, &viewportRect);
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RenderGUIOnly(swapChain, renderGUI, renderLogger);
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}
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// If we're in Atlas game view, render special tools
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if (g_AtlasGameLoop && g_AtlasGameLoop->view)
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{
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g_AtlasGameLoop->view->DrawCinemaPathTool(*m->deviceCommandContext);
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}
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RenderFrame2D(renderGUI, renderLogger);
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m->deviceCommandContext->EndFramebufferPass();
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EndFrame();
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const Stats& stats = GetStats();
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@ -695,7 +612,135 @@ void CRenderer::RenderFrameImpl(
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m->linearAllocator.Release();
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}
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void CRenderer::RenderFrame2D(const bool renderGUI, const bool renderLogger)
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void CRenderer::RenderGameAndGUI(
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Renderer::Backend::ISwapChain& swapChain, CGameView& gameView,
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const bool renderGUI, const bool renderLogger)
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{
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// We don't need to clear the color attachment of the framebuffer as the sky
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// is going to be rendered anyway.
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Renderer::Backend::IFramebuffer* framebuffer{
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swapChain.GetCurrentBackbuffer(
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Renderer::Backend::AttachmentLoadOp::DONT_CARE,
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Renderer::Backend::AttachmentStoreOp::STORE,
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Renderer::Backend::AttachmentLoadOp::CLEAR,
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Renderer::Backend::AttachmentStoreOp::DONT_CARE)};
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Renderer::Backend::IDeviceCommandContext::Rect viewportRect{};
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viewportRect.width = m_Width;
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viewportRect.height = m_Height;
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m->deviceCommandContext->BeginFramebufferPass(framebuffer);
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m->deviceCommandContext->SetViewports(1, &viewportRect);
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gameView.Render(m->deviceCommandContext.get());
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RenderGameOverlays(gameView);
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Render2D(renderGUI, renderLogger);
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m->deviceCommandContext->EndFramebufferPass();
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}
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void CRenderer::RenderGameWithPostProcessingAndGUI(
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Renderer::Backend::ISwapChain& swapChain, CGameView& gameView,
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CPostprocManager& postprocManager,
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const bool renderGUI, const bool renderLogger)
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{
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ENSURE(postprocManager.IsEnabled());
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// We have to update the post process manager with real near/far planes
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// that we use for the scene rendering.
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postprocManager.SetDepthBufferClipPlanes(
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m->sceneRenderer.GetViewCamera().GetNearPlane(),
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m->sceneRenderer.GetViewCamera().GetFarPlane()
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);
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// In the first pass we render the game scene to a post processing texture
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// instead of a backbuffer to be able to apply effects to it.
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Renderer::Backend::IFramebuffer* framebuffer{postprocManager.PrepareAndGetOutputFramebuffer()};
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Renderer::Backend::IDeviceCommandContext::Rect viewportRect{};
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viewportRect.width = framebuffer->GetWidth();
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viewportRect.height = framebuffer->GetHeight();
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m->deviceCommandContext->BeginFramebufferPass(framebuffer);
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m->deviceCommandContext->SetViewports(1, &viewportRect);
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gameView.Render(m->deviceCommandContext.get());
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m->deviceCommandContext->EndFramebufferPass();
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if (postprocManager.IsMultisampleEnabled())
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postprocManager.ResolveMultisampleFramebuffer(m->deviceCommandContext.get());
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// In the second pass we apply our post processing. There might multiple
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// ping pong passes to apply different effects.
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postprocManager.ApplyPostproc(m->deviceCommandContext.get());
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// During the final pass we blit our post processing result to the
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// backbuffer and then draw all 2D over it.
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Renderer::Backend::IFramebuffer* backbuffer{
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swapChain.GetCurrentBackbuffer(
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Renderer::Backend::AttachmentLoadOp::LOAD,
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Renderer::Backend::AttachmentStoreOp::STORE,
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Renderer::Backend::AttachmentLoadOp::LOAD,
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Renderer::Backend::AttachmentStoreOp::DONT_CARE)};
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postprocManager.BlitOutputFramebuffer(
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m->deviceCommandContext.get(), backbuffer);
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m->deviceCommandContext->BeginFramebufferPass(backbuffer);
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viewportRect.width = m_Width;
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viewportRect.height = m_Height;
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m->deviceCommandContext->SetViewports(1, &viewportRect);
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RenderGameOverlays(gameView);
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Render2D(renderGUI, renderLogger);
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m->deviceCommandContext->EndFramebufferPass();
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}
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void CRenderer::RenderGUIOnly(
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Renderer::Backend::ISwapChain& swapChain,
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const bool renderGUI, const bool renderLogger)
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{
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// We have a fullscreen background in our UI so we don't need
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// to clear the color attachment.
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// We don't need a depth test to render so we don't care about the
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// depth-stencil attachment content.
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// In case of Atlas we don't have g_Game, so we still need to clear depth.
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const Renderer::Backend::AttachmentLoadOp depthStencilLoadOp =
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g_AtlasGameLoop && g_AtlasGameLoop->view
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? Renderer::Backend::AttachmentLoadOp::CLEAR
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: Renderer::Backend::AttachmentLoadOp::DONT_CARE;
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Renderer::Backend::IFramebuffer* backbuffer =
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swapChain.GetCurrentBackbuffer(
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Renderer::Backend::AttachmentLoadOp::DONT_CARE,
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Renderer::Backend::AttachmentStoreOp::STORE,
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depthStencilLoadOp,
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Renderer::Backend::AttachmentStoreOp::DONT_CARE);
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m->deviceCommandContext->BeginFramebufferPass(backbuffer);
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Renderer::Backend::IDeviceCommandContext::Rect viewportRect{};
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viewportRect.width = m_Width;
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viewportRect.height = m_Height;
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m->deviceCommandContext->SetViewports(1, &viewportRect);
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Render2D(renderGUI, renderLogger);
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m->deviceCommandContext->EndFramebufferPass();
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}
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void CRenderer::RenderGameOverlays(CGameView& gameView)
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{
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gameView.RenderOverlays(m->deviceCommandContext.get());
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gameView.GetCinema()->Render(*m->deviceCommandContext);
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// If we're in Atlas game view, render special tools
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if (g_AtlasGameLoop && g_AtlasGameLoop->view)
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{
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g_AtlasGameLoop->view->DrawCinemaPathTool(*m->deviceCommandContext);
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}
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}
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void CRenderer::Render2D(const bool renderGUI, const bool renderLogger)
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{
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CCanvas2D canvas(g_VideoMode.GetWindowWidth(), g_VideoMode.GetWindowHeight(), g_VideoMode.GetScale(), m->deviceCommandContext.get());
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@ -27,6 +27,7 @@
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class CDebugRenderer;
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class CFontManager;
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class CGameView;
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class CPostprocManager;
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class CSceneRenderer;
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class CShaderManager;
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@ -165,10 +166,23 @@ protected:
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void RenderFrameImpl(
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Renderer::Backend::ISwapChain& swapChain,
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const bool renderGUI, const bool renderLogger);
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void RenderFrame2D(const bool renderGUI, const bool renderLogger);
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void RenderScreenShot(const bool needsPresent);
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void RenderBigScreenShot(const bool needsPresent);
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void RenderGameAndGUI(
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Renderer::Backend::ISwapChain& swapChain, CGameView& gameView,
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const bool renderGUI, const bool renderLogger);
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void RenderGameWithPostProcessingAndGUI(
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Renderer::Backend::ISwapChain& swapChain, CGameView& gameView,
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CPostprocManager& postprocManager,
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const bool renderGUI, const bool renderLogger);
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void RenderGUIOnly(
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Renderer::Backend::ISwapChain& swapChain,
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const bool renderGUI, const bool renderLogger);
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void RenderGameOverlays(CGameView& gameView);
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void Render2D(const bool renderGUI, const bool renderLogger);
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void ReloadShaders();
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// Private data that is not needed by inline functions.
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