eden-emu/SDL
15
0
Fork 0
mirror of https://github.com/libsdl-org/SDL.git synced 2025-05-30 16:37:39 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

GPU: Avoid calling SDL_GetWindowSizeInPixels when possible (#11139)

Browse source
This commit is contained in:
Evan Hemsley 2024-10-09 18:59:07 -07:00 • committed by GitHub
parent 4707bb730e
commit da5a1585cd
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
3 changed files with 65 additions and 52 deletions
Download patch file Download diff file Expand all files Collapse all files

33
src/gpu/d3d12/SDL_gpu_d3d12.c
View file

@ -6347,19 +6347,12 @@ static bool D3D12_INTERNAL_ResizeSwapchain(
SDL_free(windowData->textureContainers[i].textures);
}
int w, h;
SDL_SyncWindow(windowData->window);
SDL_GetWindowSizeInPixels(
windowData->window,
&w,
&h);
// Resize the swapchain
HRESULT res = IDXGISwapChain_ResizeBuffers(
windowData->swapchain,
0, // Keep buffer count the same
w,
h,
0, // use client window width
0, // use client window height
DXGI_FORMAT_UNKNOWN, // Keep the old format
renderer->supportsTearing ? DXGI_SWAP_CHAIN_FLAG_ALLOW_TEARING : 0);
CHECK_D3D12_ERROR_AND_RETURN("Could not resize swapchain buffers", false)
@ -6376,8 +6369,12 @@ static bool D3D12_INTERNAL_ResizeSwapchain(
}
}
windowData->width = w;
windowData->height = h;
DXGI_SWAP_CHAIN_DESC1 swapchainDesc;
IDXGISwapChain3_GetDesc1(windowData->swapchain, &swapchainDesc);
CHECK_D3D12_ERROR_AND_RETURN("Failed to retrieve swapchain descriptor!", false)
windowData->width = swapchainDesc.Width;
windowData->height = swapchainDesc.Height;
windowData->needsSwapchainRecreate = false;
return true;
}
@ -6429,12 +6426,9 @@ static bool D3D12_INTERNAL_CreateSwapchain(
swapchainFormat = SwapchainCompositionToTextureFormat[swapchainComposition];
int w, h;
SDL_GetWindowSizeInPixels(windowData->window, &w, &h);
// Initialize the swapchain buffer descriptor
swapchainDesc.Width = 0;
swapchainDesc.Height = 0;
swapchainDesc.Width = 0; // use client window width
swapchainDesc.Height = 0; // use client window height
swapchainDesc.Format = swapchainFormat;
swapchainDesc.SampleDesc.Count = 1;
swapchainDesc.SampleDesc.Quality = 0;
@ -6521,14 +6515,17 @@ static bool D3D12_INTERNAL_CreateSwapchain(
IDXGIFactory1_Release(pParent);
}
IDXGISwapChain3_GetDesc1(swapchain3, &swapchainDesc);
CHECK_D3D12_ERROR_AND_RETURN("Failed to retrieve swapchain descriptor!", false)
// Initialize the swapchain data
windowData->swapchain = swapchain3;
windowData->present_mode = presentMode;
windowData->swapchainComposition = swapchainComposition;
windowData->swapchainColorSpace = SwapchainCompositionToColorSpace[swapchainComposition];
windowData->frameCounter = 0;
windowData->width = w;
windowData->height = h;
windowData->width = swapchainDesc.Width;
windowData->height = swapchainDesc.Height;
// Precache blit pipelines for the swapchain format
for (Uint32 i = 0; i < 5; i += 1) {