Method: OpenCL.svm_alloc

Defined in:
lib/opencl_ruby_ffi/SVM.rb

.svm_alloc(context, size, options = {}) ⇒ Object

Creates an SVMPointer pointing to an SVM area of memory

Attributes

  • context - the Context in which to allocate the memory

  • size - the size of the mmemory area to allocate

  • options - a hash containing named options

Options

  • :alignment - imposes the minimum alignment in byte



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# File 'lib/opencl_ruby_ffi/SVM.rb', line 51

def self.svm_alloc(context, size, options = {})
  error_check(INVALID_OPERATION) if context.platform.version_number < 2.0
  flags = get_flags(options)
  alignment = 0
  alignment = options[:alignment] if options[:alignment]
  ptr = clSVMAlloc( context, flags, size, alignment )
  error_check(MEM_OBJECT_ALLOCATION_FAILURE) if ptr.null?
  return SVMPointer::new( ptr.slice(0, size), context )
end