Contents

# -*- coding: utf-8 -*-


%w[xot rays reflex]
  .map  {|s| File.expand_path "../../#{s}/lib", __dir__}
  .each {|s| $:.unshift s if !$:.include?(s) && File.directory?(s)}

require 'reflex'


win = Reflex::Window.new do
  set :title, "Shader Sample"
  set :frame, 100, 100, 300, 300

  start = Time.now.to_f

  painter.shader <<-END
    varying vec4 v_TexCoord;
    uniform vec2 resolution;
    uniform float time;
    void main ()
    {
      vec2 pos = v_TexCoord.xy / resolution;
      gl_FragColor = vec4(pos, float(mod(time, 1.0)), 1);
    }
  END

  on :draw do |e|
    e.paint do
      shader.uniform resolution: bounds.size.to_a, time: Time.now.to_f - start
      rect bounds
    end
  end

  on :update do
    redraw
  end
end


Reflex.start name: "Shader Sample" do
  win.show
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
reflexion-0.1.35	samples/shader.rb
reflexion-0.1.34	samples/shader.rb
reflexion-0.1.33	samples/shader.rb
reflexion-0.1.32	samples/shader.rb
reflexion-0.1.31	samples/shader.rb
reflexion-0.1.30	samples/shader.rb