Module: Rubygame::Sprites::CollideGroup

Defined in:

lib/xgame.rb

Overview

This is a mixin module for collisions between sprites

Instance Method Summary

• #update(*args) ⇒ Object

Instance Method Details

#update(*args) ⇒ Object

# File 'lib/xgame.rb', line 218

def update(*args)
  super(*args)
  self.each { |sprite|
    self.each { |sprite2|
      if sprite != sprite2 and sprite.respond_to?(:stop) and sprite.collide_sprite?sprite2
        @sprite2_edges = {:top => true, :bottom => true, :left => true, :right => true}
        @sprite2_edges = sprite2.edges if sprite2.respond_to?(:edges)
        d = sprite2.rect.top - sprite.rect.bottom
        if d < 0 and d > -5 and @sprite2_edges[:top] # Sprite is on top
          if !sprite.respond_to?(:velocity) or sprite.velocity[1] > 0
            sprite2.hit([nil,sprite.velocity[1]], sprite) if sprite2.respond_to?(:hit)
            sprite.rect.bottom += d if (!sprite.respond_to?(:edges) or sprite.edges[:bottom])
          end
          sprite.stop(:down, (!sprite.respond_to?(:going) or sprite.going[:down]) ? 1/(args[0]/1000.0) * 0.1 : 0)
        end
        d = sprite.rect.top - sprite2.rect.bottom
        if d < 0 and d > -5 and @sprite2_edges[:bottom] # Sprite is on bottom
          if !sprite.respond_to?(:velocity) or sprite.velocity[1] < 0
            sprite2.hit([nil,sprite.velocity[1]], sprite) if sprite2.respond_to?(:hit)
            sprite.rect.top += d if !sprite.respond_to?(:edges) or sprite.edges[:top]
          end
          sprite.stop(:up, (!sprite.respond_to?(:going) or sprite.going[:up]) ? 1/(args[0]/1000.0) * 0.1 : 0)
        end
        d = sprite2.rect.left - sprite.rect.right
        if d < 0 and d > -5 and @sprite2_edges[:left] # Sprite is on left
          if !sprite.respond_to?(:velocity) or sprite.velocity[0] > 0
            sprite2.hit([sprite.velocity[0],nil], sprite) if sprite2.respond_to?(:hit)
            sprite.rect.right += d if !sprite.respond_to?(:edges) or sprite.edges[:right]
          end
          sprite.stop(:right, (!sprite.respond_to?(:going) or sprite.going[:right]) ? 1/(args[0]/1000.0) * 0.1 : 0)
        end
        d = sprite.rect.left - sprite2.rect.right
        if d < 0 and d > -5 and @sprite2_edges[:right] # Sprite is on right
          if !sprite.respond_to?(:velocity) or sprite.velocity[0] < 0
            sprite2.hit([sprite.velocity[0],nil], sprite) if sprite2.respond_to?(:hit)
            sprite.rect.left += d if (!sprite.respond_to?(:edges) or sprite.edges[:left])
          end
          sprite.stop(:left, (!sprite.respond_to?(:going) or sprite.going[:left]) ? 1/(args[0]/1000.0) * 0.1 : 0)
        end
      end
    }
  }
end