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51 lines
1.2 KiB
51 lines
1.2 KiB
class World
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attr_accessor :freeze, :physobjs, :planets, :controller, :camera, :window
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def initialize(seed, window)
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@seed = seed
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@window = window
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@physobjs = []
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@planets = []
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@freeze = true
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@camera = Vector[0, 0]
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end
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def tick
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if( !@freeze ) then
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@physobjs.each do |obj|
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obj.physics
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end
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@planets.each do |planet|
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orbiters = []
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orbiters += @physobjs # append each element
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orbiters += @planets
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orbiters.delete(planet) # dont orbit yourself, it is bad for your health.
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planet.orbit(planets)
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end
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end
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end
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def render
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if( @controller != nil ) then
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self.camera = Vector[self.window.width/2, self.window.height/2] - self.controller.pos
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self.window.fonts[:normal].draw_text(self.controller.inspect, 0, 32, 1, 1.0, 1.0, Gosu::Color::WHITE)
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end
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camx, camy = self.camera[0], self.camera[1]
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self.window.fonts[:normal].draw_text("Frozen: #{@freeze}", 0, 0, 1, 1.0, 1.0, Gosu::Color::WHITE)
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@physobjs.each do |obj|
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obj.render(camx, camy)
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obj.draw_vector(obj.vel, 10, 0xff_ffaaaaa, camx, camy)
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obj.draw_vector(obj.accel, 500, 0xff_aaffaa, camx, camy)
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obj.render_path(camx, camy)
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obj.draw_direction(camx, camy)
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end
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@planets.each do |planet|
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planet.render(camx, camy)
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end
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end
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end
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