Class: Engine::VideoMode

Inherits:
Object
  • Object
show all
Defined in:
lib/engine/video_mode.rb

Overview

www.glfw.org/docs/latest/struct_g_l_f_wvidmode.html www.glfw.org/docs/latest/monitor_guide.html#monitor_modes

Class Method Summary collapse

Class Method Details

.current_video_mode(monitor: Window.primary_monitor) ⇒ Object 



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# File 'lib/engine/video_mode.rb', line 8

def current_video_mode(monitor: Window.primary_monitor)
  video_mode_helper(GLFW.GetVideoMode(monitor), 0)
end

.get_video_modes(monitor: Window.primary_monitor) ⇒ Object

Returns an array of video modes



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# File 'lib/engine/video_mode.rb', line 13

def get_video_modes(monitor: Window.primary_monitor)
  count_pointer = ' ' * Fiddle::SIZEOF_INT
  modes_pointer = GLFW.GetVideoModes(monitor, count_pointer)
  count = count_pointer.unpack1('L')

  supported_video_modes = []
  count.times do |i|
    supported_video_modes << video_mode_helper(modes_pointer, i)
  end
  supported_video_modes
end

.print_video_mode(mode) ⇒ Object 



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# File 'lib/engine/video_mode.rb', line 25

def print_video_mode(mode)
  GLFW::GLFWvidmode.members.map(&:to_sym).map do |attr|
    puts "#{attr}: #{mode.send(attr)}"
  end
  puts
end

.video_mode_helper(mode_pointer, index) ⇒ Object 



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# File 'lib/engine/video_mode.rb', line 32

def video_mode_helper(mode_pointer, index)
  GLFW::GLFWvidmode.new(mode_pointer + index * GLFW::GLFWvidmode.size)
end