bool SurfaceD3D::checkForOutOfDateSwapChain()
{
RECT client;
int clientWidth = getWidth();
int clientHeight = getHeight();
bool sizeDirty = false;
if (!mFixedSize && !mNativeWindow.isIconic())
{
// The window is automatically resized to 150x22 when it's minimized, but the swapchain shouldn't be resized
// because that's not a useful size to render to.
if (!mNativeWindow.getClientRect(&client))
{
ASSERT(false);
return false;
}
// Grow the buffer now, if the window has grown. We need to grow now to avoid losing information.
clientWidth = client.right - client.left;
clientHeight = client.bottom - client.top;
sizeDirty = clientWidth != getWidth() || clientHeight != getHeight();
}
bool wasDirty = (mSwapIntervalDirty || sizeDirty);
if (mSwapIntervalDirty)
{
resetSwapChain(clientWidth, clientHeight);
}
else if (sizeDirty)
{
resizeSwapChain(clientWidth, clientHeight);
}
return wasDirty;
}
// virtual
void QD3D10Widget::resizeEvent( QResizeEvent* e )
{
// resize swap chain and back buffer
QSize size = e->size();
int width = size.width();
int height = size.height();
// set render targets to null
m_pDevice->OMSetRenderTargets( 0, NULL, NULL );
// release the old render target view and make a new one
m_pBackBufferRenderTargetView->Release();
m_pBackBuffer->Release();
// resize the swap chain
resizeSwapChain( width, height );
// recreate the render targets
createBackBufferRenderTargetView();
// resize depth stencil buffer
resizeDepthStencilBuffer( width, height );
// point device at new back buffers
restoreBackBuffer();
// resize viewport
D3D10_VIEWPORT viewport = D3D10Utils::createViewport( width, height );
m_pDevice->RSSetViewports( 1, &viewport );
resizeD3D(width, height);
}
bool Surface::checkForOutOfDateSwapChain()
{
RECT client;
int clientWidth = getWidth();
int clientHeight = getHeight();
bool sizeDirty = false;
if (!mFixedSize && !mNativeWindow.isIconic())
{
// The window is automatically resized to 150x22 when it's minimized, but the swapchain shouldn't be resized
// because that's not a useful size to render to.
if (!mNativeWindow.getClientRect(&client))
{
ASSERT(false);
return false;
}
// Grow the buffer now, if the window has grown. We need to grow now to avoid losing information.
clientWidth = client.right - client.left;
clientHeight = client.bottom - client.top;
sizeDirty = clientWidth != getWidth() || clientHeight != getHeight();
}
if (mFixedSize && (mWidth != mFixedWidth || mHeight != mFixedHeight))
{
clientWidth = mFixedWidth;
clientHeight = mFixedHeight;
sizeDirty = true;
}
bool wasDirty = (mSwapIntervalDirty || sizeDirty);
if (mSwapIntervalDirty)
{
resetSwapChain(clientWidth, clientHeight);
}
else if (sizeDirty)
{
resizeSwapChain(clientWidth, clientHeight);
}
if (wasDirty)
{
if (static_cast<egl::Surface*>(getCurrentDrawSurface()) == this)
{
glMakeCurrent(glGetCurrentContext(), static_cast<egl::Display*>(getCurrentDisplay()), this);
}
return true;
}
return false;
}
bool Surface::checkForOutOfDateSwapChain()
{
#if defined(ANGLE_PLATFORM_WINRT)
int clientWidth = 0;
int clientHeight = 0;
winrt::getCurrentWindowDimensions(clientWidth,clientHeight);
#else
RECT client;
if (!GetClientRect(getWindowHandle(), &client))
{
ASSERT(false);
return false;
}
// Grow the buffer now, if the window has grown. We need to grow now to avoid losing information.
int clientWidth = client.right - client.left;
int clientHeight = client.bottom - client.top;
#endif // #if defined(ANGLE_PLATFORM_WINRT)
bool sizeDirty = clientWidth != getWidth() || clientHeight != getHeight();
if (mSwapIntervalDirty)
{
resetSwapChain(clientWidth, clientHeight);
}
else if (sizeDirty)
{
resizeSwapChain(clientWidth, clientHeight);
}
if (mSwapIntervalDirty || sizeDirty)
{
if (static_cast<egl::Surface*>(getCurrentDrawSurface()) == this)
{
glMakeCurrent(glGetCurrentContext(), static_cast<egl::Display*>(getCurrentDisplay()), this);
}
return true;
}
return false;
}
