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wasm: handle WebGPU initialization failure case

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Jinny You 2024-12-13 14:52:40 +09:00 • committed by Hermet Park
parent 5d617c0821
commit 8237eea4e9
1 changed files with 17 additions and 2 deletions
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19
src/bindings/wasm/tvgWasmLottieAnimation.cpp
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@ -43,12 +43,15 @@ static const char* NoError = "None";
static WGPUDevice device{}; static WGPUDevice device{};
static bool adapterRequested = false; static bool adapterRequested = false;
static bool deviceRequested = false; static bool deviceRequested = false;
static bool initializationFailed = false;
#endif #endif
// 0: success, 1: fail, 2: wait for async request // 0: success, 1: fail, 2: wait for async request
int init() int init()
{ {
#ifdef THORVG_WG_RASTER_SUPPORT #ifdef THORVG_WG_RASTER_SUPPORT
if (initializationFailed) return 1;
//Init WebGPU //Init WebGPU
if (!instance) instance = wgpuCreateInstance(nullptr); if (!instance) instance = wgpuCreateInstance(nullptr);
@ -57,7 +60,13 @@ int init()
if (adapterRequested) return 2; if (adapterRequested) return 2;
const WGPURequestAdapterOptions requestAdapterOptions { .nextInChain = nullptr, .powerPreference = WGPUPowerPreference_HighPerformance, .forceFallbackAdapter = false }; const WGPURequestAdapterOptions requestAdapterOptions { .nextInChain = nullptr, .powerPreference = WGPUPowerPreference_HighPerformance, .forceFallbackAdapter = false };
auto onAdapterRequestEnded = [](WGPURequestAdapterStatus status, WGPUAdapter adapter, char const * message, void * pUserData) { *((WGPUAdapter*)pUserData) = adapter; }; auto onAdapterRequestEnded = [](WGPURequestAdapterStatus status, WGPUAdapter adapter, char const* message, void* pUserData) {
if (status != WGPURequestAdapterStatus_Success) {
initializationFailed = true;
return;
}
*((WGPUAdapter*)pUserData) = adapter;
};
wgpuInstanceRequestAdapter(instance, &requestAdapterOptions, onAdapterRequestEnded, &adapter); wgpuInstanceRequestAdapter(instance, &requestAdapterOptions, onAdapterRequestEnded, &adapter);
adapterRequested = true; adapterRequested = true;
@ -71,7 +80,13 @@ int init()
size_t featuresCount = wgpuAdapterEnumerateFeatures(adapter, featureNames); size_t featuresCount = wgpuAdapterEnumerateFeatures(adapter, featureNames);
if (!device) { if (!device) {
const WGPUDeviceDescriptor deviceDesc { .nextInChain = nullptr, .label = "The device", .requiredFeatureCount = featuresCount, .requiredFeatures = featureNames }; const WGPUDeviceDescriptor deviceDesc { .nextInChain = nullptr, .label = "The device", .requiredFeatureCount = featuresCount, .requiredFeatures = featureNames };
auto onDeviceRequestEnded = [](WGPURequestDeviceStatus status, WGPUDevice device, char const * message, void * pUserData) { *((WGPUDevice*)pUserData) = device; }; auto onDeviceRequestEnded = [](WGPURequestDeviceStatus status, WGPUDevice device, char const* message, void* pUserData) {
if (status != WGPURequestDeviceStatus_Success) {
initializationFailed = true;
return;
}
*((WGPUDevice*)pUserData) = device;
};
wgpuAdapterRequestDevice(adapter, &deviceDesc, onDeviceRequestEnded, &device); wgpuAdapterRequestDevice(adapter, &deviceDesc, onDeviceRequestEnded, &device);
deviceRequested = true; deviceRequested = true;