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Renderer/WindowSwapchain: Don't create swapchain on minimized window

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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)
This commit is contained in:
SirLynix
2023-02-26 13:45:18 +01:00
parent 3e41400a63
commit 6df919eb70
3 changed files with 23 additions and 6 deletions
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13
src/Nazara/Renderer/WindowSwapchain.cpp
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@@ -19,8 +19,10 @@ namespace Nz
if (m_window->IsValid())
{
m_swapchain = m_renderDevice->InstantiateSwapchain(window.GetHandle(), window.GetSize(), m_parameters);
m_isMinimized = window.IsMinimized();
if (!m_isMinimized)
m_swapchain = m_renderDevice->InstantiateSwapchain(window.GetHandle(), window.GetSize(), m_parameters);
}
else
m_isMinimized = true; //< consider it minimized so AcquireFrame returns no frame
@@ -45,7 +47,7 @@ namespace Nz
const Vector2ui& WindowSwapchain::GetSize() const
{
return m_swapchain->GetSize();
return (m_swapchain) ? m_swapchain->GetSize() : m_window->GetSize();
}
void WindowSwapchain::ConnectSignals()
@@ -53,9 +55,9 @@ namespace Nz
WindowEventHandler& windowEvents = m_window->GetEventHandler();
m_onCreated.Connect(windowEvents.OnCreated, [this](const WindowEventHandler* /*eventHandler*/)
{
// Recreate swapchain
m_swapchain = m_renderDevice->InstantiateSwapchain(m_window->GetHandle(), m_window->GetSize(), m_parameters);
m_isMinimized = m_window->IsMinimized();
if (!m_isMinimized)
m_swapchain = m_renderDevice->InstantiateSwapchain(m_window->GetHandle(), m_window->GetSize(), m_parameters);
});
m_onDestruction.Connect(windowEvents.OnDestruction, [this](const WindowEventHandler* /*eventHandler*/)
@@ -87,6 +89,9 @@ namespace Nz
m_onRestored.Connect(windowEvents.OnRestored, [this](const WindowEventHandler* /*eventHandler*/)
{
if (!m_swapchain)
m_swapchain = m_renderDevice->InstantiateSwapchain(m_window->GetHandle(), m_window->GetSize(), m_parameters);
m_isMinimized = false;
});
}