Class: Plaything::OpenAL::ManagedPointer

Inherits:
FFI::AutoPointer
  • Object
show all
Defined in:
lib/plaything/support/managed_pointer.rb

Direct Known Subclasses

Context, Device

Class Method Summary collapse

Class Method Details

.allocate(*args) {|pointer| ... } ⇒ Object

Yields:

  • (pointer) 


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# File 'lib/plaything/support/managed_pointer.rb', line 17

def allocate(*args, &block)
  pointer = FFI::MemoryPointer.new(*args)
  yield pointer
  pointer.autorelease = false
  new(FFI::Pointer.new(pointer))
end

.release(pointer) ⇒ Object 



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# File 'lib/plaything/support/managed_pointer.rb', line 5

def release(pointer)
  if pointer.null?
    warn "Trying to release NULL #{name}."
  elsif block_given?
    yield pointer
  else
    warn "No releaser for #{name}."
  end
rescue => e
  warn "release for #{name} failed: #{e.message}."
end