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[tests] Add D3D9 swapchain refcounting tests

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Joshua Ashton 2020-04-26 12:52:50 +01:00 committed by Joshie
parent 6d5f5580fb
commit 353c7f7671
1 changed files with 38 additions and 0 deletions
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38
tests/d3d9/test_d3d9_triangle.cpp
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@ -116,6 +116,44 @@ public:
nullptr, nullptr,
&m_device); &m_device);
// Funny Swapchain Refcounting
// "One of the things COM does really well, is lifecycle management"
// Implicit Swapchain
{
IDirect3DSurface9* pSurface1 = nullptr;
IDirect3DSurface9* pSurface2 = nullptr;
status = m_device->GetBackBuffer(0, 0, D3DBACKBUFFER_TYPE_MONO, &pSurface1);
D3DPRESENT_PARAMETERS newParams = params;
newParams.BackBufferWidth = 10;
newParams.BackBufferHeight = 10;
status = m_device->Reset(&newParams);
status = m_device->GetBackBuffer(0, 0, D3DBACKBUFFER_TYPE_MONO, &pSurface2);
IDirect3DSwapChain9* pSwapChain2 = nullptr;
IDirect3DSwapChain9* pSwapChain3 = nullptr;
status = pSurface1->GetContainer(__uuidof(IDirect3DSwapChain9), reinterpret_cast<void**>(&pSwapChain2));
status = pSurface2->GetContainer(__uuidof(IDirect3DSwapChain9), reinterpret_cast<void**>(&pSwapChain3));
printf("E_NOINTERFACE! for pSwapchain2");
status = m_device->Reset(&params);
}
// Additional swapchain
{
IDirect3DSwapChain9* pSwapChain2 = nullptr;
IDirect3DSwapChain9* pSwapChain3 = nullptr;
IDirect3DSwapChain9* pSwapChain4 = nullptr;
IDirect3DSurface9* pSurface = nullptr;
status = m_device->CreateAdditionalSwapChain(&params, &pSwapChain2);
status = pSwapChain2->GetBackBuffer(0, D3DBACKBUFFER_TYPE_MONO, &pSurface);
status = pSurface->GetContainer(__uuidof(IDirect3DSwapChain9), reinterpret_cast<void**>(&pSwapChain3));
pSwapChain2->Release();
UINT count = pSwapChain2->Release();
printf("Count: %u - Should be 0 and swapchain dead!", count);
status = pSurface->GetContainer(__uuidof(IDirect3DSwapChain9), reinterpret_cast<void**>(&pSwapChain4));
// E_NOINTERFACE !
printf("E_NOINTERFACE!");
}
m_device->AddRef(); m_device->AddRef();
Com<IDirect3DSurface9> backbuffer; Com<IDirect3DSurface9> backbuffer;