Method: OpenCL.create_buffer

Defined in:
lib/opencl_ruby_ffi/Buffer.rb

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

Creates a Buffer

Attributes

  • context - Context the created Buffer will be associated to

  • size - size of the Buffer to be created

  • options - a hash containing named options

Options

  • :flags - a single or an Array of :cl_mem_flags specifying the flags to be used when creating the Buffer

  • :host_ptr - if provided, the Pointer (or convertible to Pointer using to_ptr) to the memory area to use

  • :properties - if provided, an array of :cl_mem_properties (OpenCL 3.0)



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# File 'lib/opencl_ruby_ffi/Buffer.rb', line 17

def self.create_buffer( context, size, options = {} )
  flags = get_flags( options )
  host_ptr = options[:host_ptr]
  error = MemoryPointer::new( :cl_int )
  if context.platform.version_number < 3.0 then
    buff = clCreateBuffer(context, flags, size, host_ptr, error)
  else
    properties = get_mem_properties( options )
    buff = clCreateBufferWithProperties(context, properties, flags, size, host_ptr, error)
  end
  error_check(error.read_cl_int)
  return Buffer::new( buff, false )
end