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GPU: Explicitly check Metal hardware support on device creation

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This commit is contained in:
Caleb Cornett
2024-12-23 22:29:28 -05:00
committed by Caleb Cornett
parent aa817a67d1
commit a27c139b12
1 changed files with 19 additions and 1 deletions
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20
src/gpu/metal/SDL_gpu_metal.m
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@@ -4180,7 +4180,7 @@ static bool METAL_SupportsTextureFormat(
static bool METAL_PrepareDriver(SDL_VideoDevice *this) static bool METAL_PrepareDriver(SDL_VideoDevice *this)
{ {
if (@available(macOS 10.13, iOS 13.0, tvOS 13.0, *)) { if (@available(macOS 10.14, iOS 13.0, tvOS 13.0, *)) {
return (this->Metal_CreateView != NULL); return (this->Metal_CreateView != NULL);
} }
return false; return false;
@@ -4342,6 +4342,7 @@ static SDL_GPUDevice *METAL_CreateDevice(bool debugMode, bool preferLowPower, SD
@autoreleasepool { @autoreleasepool {
MetalRenderer *renderer; MetalRenderer *renderer;
id<MTLDevice> device = NULL; id<MTLDevice> device = NULL;
bool hasHardwareSupport = false;
if (debugMode) { if (debugMode) {
/* Due to a Metal driver quirk, once a MTLDevice has been created /* Due to a Metal driver quirk, once a MTLDevice has been created
@@ -4372,6 +4373,23 @@ static SDL_GPUDevice *METAL_CreateDevice(bool debugMode, bool preferLowPower, SD
} }
} }
#ifdef SDL_PLATFORM_MACOS
if (@available(macOS 10.15, *)) {
hasHardwareSupport = [device supportsFamily:MTLGPUFamilyMac2];
} else if (@available(macOS 10.14, *)) {
hasHardwareSupport = [device supportsFeatureSet:MTLFeatureSet_macOS_GPUFamily2_v1];
}
#else
if (@available(iOS 13.0, tvOS 13.0, *)) {
hasHardwareSupport = [device supportsFamily:MTLGPUFamilyApple3];
}
#endif
if (!hasHardwareSupport) {
SDL_SetError("Device does not meet the hardware requirements for SDL_GPU Metal");
return NULL;
}
// Allocate and zero out the renderer // Allocate and zero out the renderer
renderer = (MetalRenderer *)SDL_calloc(1, sizeof(MetalRenderer)); renderer = (MetalRenderer *)SDL_calloc(1, sizeof(MetalRenderer));