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gpu: Add D3D12_ALLOW_FEWER_RESOURCE_SLOTS_BOOLEAN property

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Ethan Lee
2025-08-23 22:00:29 -04:00
committed by Sam Lantinga
parent 03d0c2ad74
commit cbe4970946
2 changed files with 23 additions and 17 deletions
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6
include/SDL3/SDL_gpu.h
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@@ -2259,6 +2259,11 @@ extern SDL_DECLSPEC SDL_GPUDevice * SDLCALL SDL_CreateGPUDevice(
* *
* - `SDL_PROP_GPU_DEVICE_CREATE_D3D12_SEMANTIC_NAME_STRING`: the prefix to * - `SDL_PROP_GPU_DEVICE_CREATE_D3D12_SEMANTIC_NAME_STRING`: the prefix to
* use for all vertex semantics, default is "TEXCOORD". * use for all vertex semantics, default is "TEXCOORD".
* - `SDL_PROP_GPU_DEVICE_CREATE_D3D12_ALLOW_FEWER_RESOURCE_SLOTS_BOOLEAN`:
* By default, Resourcing Binding Tier 2 is required for D3D12 support.
* However, an application can enable this property to enable Tier 1 support,
* if (and only if) the application uses 8 or fewer storage resources across
* all shader stages.
* *
* With the Vulkan renderer: * With the Vulkan renderer:
* *
@@ -2303,6 +2308,7 @@ extern SDL_DECLSPEC SDL_GPUDevice * SDLCALL SDL_CreateGPUDeviceWithProperties(
#define SDL_PROP_GPU_DEVICE_CREATE_SHADERS_DXIL_BOOLEAN "SDL.gpu.device.create.shaders.dxil" #define SDL_PROP_GPU_DEVICE_CREATE_SHADERS_DXIL_BOOLEAN "SDL.gpu.device.create.shaders.dxil"
#define SDL_PROP_GPU_DEVICE_CREATE_SHADERS_MSL_BOOLEAN "SDL.gpu.device.create.shaders.msl" #define SDL_PROP_GPU_DEVICE_CREATE_SHADERS_MSL_BOOLEAN "SDL.gpu.device.create.shaders.msl"
#define SDL_PROP_GPU_DEVICE_CREATE_SHADERS_METALLIB_BOOLEAN "SDL.gpu.device.create.shaders.metallib" #define SDL_PROP_GPU_DEVICE_CREATE_SHADERS_METALLIB_BOOLEAN "SDL.gpu.device.create.shaders.metallib"
#define SDL_PROP_GPU_DEVICE_CREATE_D3D12_ALLOW_FEWER_RESOURCE_SLOTS_BOOLEAN "SDL.gpu.device.create.d3d12.allowtier1resourcebinding"
#define SDL_PROP_GPU_DEVICE_CREATE_D3D12_SEMANTIC_NAME_STRING "SDL.gpu.device.create.d3d12.semantic" #define SDL_PROP_GPU_DEVICE_CREATE_D3D12_SEMANTIC_NAME_STRING "SDL.gpu.device.create.d3d12.semantic"
#define SDL_PROP_GPU_DEVICE_CREATE_VULKAN_SHADERCLIPDISTANCE_BOOLEAN "SDL.gpu.device.create.vulkan.shaderclipdistance" #define SDL_PROP_GPU_DEVICE_CREATE_VULKAN_SHADERCLIPDISTANCE_BOOLEAN "SDL.gpu.device.create.vulkan.shaderclipdistance"
#define SDL_PROP_GPU_DEVICE_CREATE_VULKAN_DEPTHCLAMP_BOOLEAN "SDL.gpu.device.create.vulkan.depthclamp" #define SDL_PROP_GPU_DEVICE_CREATE_VULKAN_DEPTHCLAMP_BOOLEAN "SDL.gpu.device.create.vulkan.depthclamp"

4
src/gpu/d3d12/SDL_gpu_d3d12.c
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@@ -8501,8 +8501,8 @@ static bool D3D12_PrepareDriver(SDL_VideoDevice *_this, SDL_PropertiesID props)
SDL_UnloadObject(d3d12Dll); SDL_UnloadObject(d3d12Dll);
SDL_UnloadObject(dxgiDll); SDL_UnloadObject(dxgiDll);
if (!supports_64UAVs) { if (!supports_64UAVs && !SDL_GetBooleanProperty(props, SDL_PROP_GPU_DEVICE_CREATE_D3D12_ALLOW_FEWER_RESOURCE_SLOTS_BOOLEAN, false)) {
SDL_LogWarn(SDL_LOG_CATEGORY_GPU, "D3D12: Tier 2 Resource binding is not supported"); SDL_LogWarn(SDL_LOG_CATEGORY_GPU, "D3D12: Tier 2 Resource Binding is not supported");
return false; return false;
} }