Creates a GPUQuerySet with two timestamp slots and a passDescriptor to pass to beginComputePass. Index 0 = beginning of pass, index 1 = end of pass. Returns nulls if benchmark mode is off.
GPUQuerySet
passDescriptor
beginComputePass
Creates a
GPUQuerySetwith two timestamp slots and apassDescriptorto pass tobeginComputePass. Index 0 = beginning of pass, index 1 = end of pass. Returns nulls if benchmark mode is off.