OpenCL-Wrapper update: More secure checks for FP64 and FP16 support (bug workaround with Intel Arc GPUs)

ProjectPhysX · ProjectPhysX · commit 8c05d544478f · 2022-11-22T07:26:25.000+01:00
diff --git a/src/opencl.hpp b/src/opencl.hpp
@@ -37,9 +37,9 @@ struct Device_Info {
 		max_constant_buffer = (uint)(cl_device.getInfo<CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE>()/1024ull); // maximum constant buffer size in KB
 		compute_units = (uint)cl_device.getInfo<CL_DEVICE_MAX_COMPUTE_UNITS>(); // compute units (CUs) can contain multiple cores depending on the microarchitecture
 		clock_frequency = (uint)cl_device.getInfo<CL_DEVICE_MAX_CLOCK_FREQUENCY>(); // in MHz
-		is_fp64_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE>();
+		is_fp64_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE>()*(uint)contains(cl_device.getInfo<CL_DEVICE_EXTENSIONS>(), "cl_khr_fp64");
 		is_fp32_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_FLOAT>();
-		is_fp16_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_HALF>();
+		is_fp16_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_HALF>()*(uint)contains(cl_device.getInfo<CL_DEVICE_EXTENSIONS>(), "cl_khr_fp16");
 		is_int64_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_LONG>();
 		is_int32_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_INT>();
 		is_int16_capable = (uint)cl_device.getInfo<CL_DEVICE_NATIVE_VECTOR_WIDTH_SHORT>();
