6df919eb70
This is mainly to prepare for Android "windows" where the window is considered minimized when app is in the background (and thus has no ANativeWindow to render to)
99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Renderer module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Renderer/WindowSwapchain.hpp>
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#include <Nazara/Platform/Window.hpp>
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#include <Nazara/Renderer/RenderDevice.hpp>
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#include <Nazara/Renderer/Debug.hpp>
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namespace Nz
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{
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WindowSwapchain::WindowSwapchain(std::shared_ptr<RenderDevice> renderDevice, Window& window, SwapchainParameters parameters) :
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m_renderDevice(std::move(renderDevice)),
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m_window(&window),
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m_parameters(std::move(parameters)),
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m_renderOnlyIfFocused(false)
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{
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NazaraAssert(m_renderDevice, "invalid render device");
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if (m_window->IsValid())
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{
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m_isMinimized = window.IsMinimized();
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if (!m_isMinimized)
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m_swapchain = m_renderDevice->InstantiateSwapchain(window.GetHandle(), window.GetSize(), m_parameters);
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}
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else
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m_isMinimized = true; //< consider it minimized so AcquireFrame returns no frame
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ConnectSignals();
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}
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const Framebuffer& WindowSwapchain::GetFramebuffer(std::size_t i) const
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{
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return m_swapchain->GetFramebuffer(i);
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}
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std::size_t WindowSwapchain::GetFramebufferCount() const
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{
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return m_swapchain->GetFramebufferCount();
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}
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const RenderPass& WindowSwapchain::GetRenderPass() const
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{
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return m_swapchain->GetRenderPass();
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}
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const Vector2ui& WindowSwapchain::GetSize() const
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{
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return (m_swapchain) ? m_swapchain->GetSize() : m_window->GetSize();
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}
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void WindowSwapchain::ConnectSignals()
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{
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WindowEventHandler& windowEvents = m_window->GetEventHandler();
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m_onCreated.Connect(windowEvents.OnCreated, [this](const WindowEventHandler* /*eventHandler*/)
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{
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m_isMinimized = m_window->IsMinimized();
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if (!m_isMinimized)
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m_swapchain = m_renderDevice->InstantiateSwapchain(m_window->GetHandle(), m_window->GetSize(), m_parameters);
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});
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m_onDestruction.Connect(windowEvents.OnDestruction, [this](const WindowEventHandler* /*eventHandler*/)
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{
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m_swapchain.reset();
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m_isMinimized = true;
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});
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m_onGainedFocus.Connect(windowEvents.OnGainedFocus, [this](const WindowEventHandler* /*eventHandler*/)
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{
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m_hasFocus = true;
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});
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m_onLostFocus.Connect(windowEvents.OnLostFocus, [this](const WindowEventHandler* /*eventHandler*/)
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{
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m_hasFocus = false;
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});
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m_onMinimized.Connect(windowEvents.OnMinimized, [this](const WindowEventHandler* /*eventHandler*/)
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{
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m_isMinimized = true;
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});
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m_onResized.Connect(windowEvents.OnResized, [this](const WindowEventHandler* /*eventHandler*/, const WindowEvent::SizeEvent& event)
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{
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m_swapchain->NotifyResize({ event.width, event.height });
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OnRenderTargetSizeChange(this, m_swapchain->GetSize());
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});
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m_onRestored.Connect(windowEvents.OnRestored, [this](const WindowEventHandler* /*eventHandler*/)
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{
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if (!m_swapchain)
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m_swapchain = m_renderDevice->InstantiateSwapchain(m_window->GetHandle(), m_window->GetSize(), m_parameters);
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m_isMinimized = false;
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});
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}
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}
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