raytracer

Author: monkstone

external_library/gem/joonsrenderer/animation.rb

@@ -0,0 +1,51 @@
+#!/usr/bin/env jruby
+# frozen_string_literal: true
+require 'propane'
+require 'joonsrenderer'
+
+class Animation < Propane::App
+include_package 'joons'
+
+attr_reader :jr, :eye, :center, :up, :count, :radius, :file_name
+
+def settings
+  size(800, 600, P3D)
+end
+
+def setup
+  sketch_title 'Animation'
+  @file_name = 'Animation'
+  @jr = JoonsRenderer.new(self)
+  # Camera Setting.
+  @eye = Vec3D.new(0, 0, 120)
+  @center = Vec3D.new(0, 0, -1)
+  @up = Vec3D.new(0, 1, 0)
+  @count = 0
+  @radius = 35
+end
+
+def draw
+  jr.render # The draw loop that comes next is rendered
+  jr.begin_record # Make sure to include things you want rendered.
+  kamera(eye: eye, center: center, up: up)
+  perspektiv(fov: PI / 4.0, aspect_ratio: 4 / 3.0, near_z: 5, far_z: 10_000)
+  jr.background('cornell_box', 100, 100, 100) # Cornell Box: width, height, depth.
+  jr.background('gi_ambient_occlusion') # Global illumination.
+  # Sun.
+  translate(0, -15, 0)
+  jr.fill('light', 1, 60, 60)
+  sphere(5)
+  # Planet, revolving at +3 degrees per frame.
+  translate(radius * DegLut.cos(count * 3), 0, radius * DegLut.sin(count * 3))
+  jr.fill('mirror')
+  sphere(5)
+  jr.end_record # Make sure to end record.
+  # Display rendered image if render is completed, and the argument is true.
+  jr.display_rendered(true)
+  save_frame(format("%s%s", file_name, "_###.png"))
+  @count += 1
+  no_loop if (count > 120)
+end
+end
+
+Animation.new

external_library/gem/joonsrenderer/basic.rb

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+#!/usr/bin/env jruby
+# frozen_string_literal: true
+require 'propane'
+require 'joonsrenderer'
+
+class MySketch < Propane::App
+  include_package 'joons'
+
+  attr_reader :jr, :eye, :center, :up
+
+  def settings
+    size 800, 600, P3D
+  end
+
+  def setup
+    sketch_title 'My Sketch'
+    @jr = JoonsRenderer.new(self)
+    # Camera Setting.
+    @eye = Vec3D.new(0, 0, 120)
+    @center = Vec3D.new(0, 0, -1)
+    @up = Vec3D.new(0, 1, 0)
+  end
+
+  def draw
+    jr.begin_record # Make sure to include things you want rendered.
+    kamera(eye: eye, center: center, up: up)
+    perspektiv(fov: PI / 4.0, aspect_ratio: 4 / 3.0, near_z: 5, far_z: 10_000)
+    jr.background('cornell_box', 100, 100, 100) # Cornell Box: width, height, depth.
+    jr.background('gi_instant') # Global illumination.
+    translate(0, 10, -10)
+    rotate_y(-PI / 8)
+    rotate_x(-PI / 8)
+    jr.fill('diffuse', 255, 255, 255)
+    box(20)
+    jr.end_record # Make sure to end record.
+    jr.display_rendered(true) # Display rendered image if render is completed, and the argument is true.
+  end
+
+  def key_pressed
+    jr.render if (key == 'r' || key == 'R')  # Press 'r' key to start rendering.
+  end
+end
+
+MySketch.new