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Examples: DirectX10, DirectX11, DirectX12: comments about fullscreen mode and swapchain setup. (#8979)

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ocornut
2025-10-22 13:57:27 +02:00
parent 2a022d997b
commit b3dab0a406
5 changed files with 6 additions and 1 deletions
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1
examples/example_sdl2_directx11/main.cpp
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@@ -210,6 +210,7 @@ int main(int, char**)
bool CreateDeviceD3D(HWND hWnd)
{
// Setup swap chain
// This is a basic setup. Optimally could use e.g. DXGI_SWAP_EFFECT_FLIP_DISCARD and handle fullscreen mode differently. See #8979 for suggestions.
DXGI_SWAP_CHAIN_DESC sd;
ZeroMemory(&sd, sizeof(sd));
sd.BufferCount = 2;

1
examples/example_sdl3_directx11/main.cpp
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@@ -205,6 +205,7 @@ int main(int, char**)
bool CreateDeviceD3D(HWND hWnd)
{
// Setup swap chain
// This is a basic setup. Optimally could use e.g. DXGI_SWAP_EFFECT_FLIP_DISCARD and handle fullscreen mode differently. See #8979 for suggestions.
DXGI_SWAP_CHAIN_DESC sd;
ZeroMemory(&sd, sizeof(sd));
sd.BufferCount = 2;

1
examples/example_win32_directx10/main.cpp
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@@ -198,6 +198,7 @@ int main(int, char**)
bool CreateDeviceD3D(HWND hWnd)
{
// Setup swap chain
// This is a basic setup. Optimally could use e.g. DXGI_SWAP_EFFECT_FLIP_DISCARD and handle fullscreen mode differently. See #8979 for suggestions.
DXGI_SWAP_CHAIN_DESC sd;
ZeroMemory(&sd, sizeof(sd));
sd.BufferCount = 2;

1
examples/example_win32_directx11/main.cpp
View File

@@ -198,6 +198,7 @@ int main(int, char**)
bool CreateDeviceD3D(HWND hWnd)
{
// Setup swap chain
// This is a basic setup. Optimally could use e.g. DXGI_SWAP_EFFECT_FLIP_DISCARD and handle fullscreen mode differently. See #8979 for suggestions.
DXGI_SWAP_CHAIN_DESC sd;
ZeroMemory(&sd, sizeof(sd));
sd.BufferCount = 2;

3
examples/example_win32_directx12/main.cpp
View File

@@ -312,6 +312,7 @@ int main(int, char**)
bool CreateDeviceD3D(HWND hWnd)
{
// Setup swap chain
// This is a basic setup. Optimally could handle fullscreen mode differently. See #8979 for suggestions.
DXGI_SWAP_CHAIN_DESC1 sd;
{
ZeroMemory(&sd, sizeof(sd));
@@ -525,7 +526,7 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
DXGI_SWAP_CHAIN_DESC1 desc = {};
g_pSwapChain->GetDesc1(&desc);
HRESULT result = g_pSwapChain->ResizeBuffers(0, (UINT)LOWORD(lParam), (UINT)HIWORD(lParam), desc.Format, desc.Flags);
assert(SUCCEEDED(result) && "Failed to resize swapchain.");
IM_ASSERT(SUCCEEDED(result) && "Failed to resize swapchain.");
CreateRenderTarget();
}
return 0;