RubyGL::Vec4

# File lib/rubygl/math.rb, line 105
def initialize()
    @data = Array.new(4, 0)
end

# File lib/rubygl/math.rb, line 109
def +(other_vector)
    new_vector = Vec4.new()
    
    for i in 0..@data.size
        new_vector[i] = @data[i] + other_vector[i]
    end
    
    new_vector
end

# File lib/rubygl/math.rb, line 119
def -(other_vector)
    new_vector = Vec4.new()
    
    for i in 0..@data.size
        new_vector[i] = @data[i] - other_vector[i]
    end
    
    new_vector
end

# File lib/rubygl/math.rb, line 158
def [](index)
    @data[index]
end

# File lib/rubygl/math.rb, line 162
def []=(index, value)
    @data[index] = value
end

# File lib/rubygl/math.rb, line 148
def len()
    sum = 0
    
    for i in 0...@data.size
        sum += @data[i] * @data[i]
    end
    
    Math::sqrt(sum)
end

# File lib/rubygl/math.rb, line 137
def norm()
    new_vector = Vec2.new()
    
    for i in 0...@data.size
        new_vector[i] = @data[i]
    end
    new_vector.norm!
    
    new_vector
end

# File lib/rubygl/math.rb, line 129
def norm!()
    curr_len = self.len()
    
    for i in 0...@data.size
        @data /= curr_len
    end
end

# File lib/rubygl/math.rb, line 170
def to_a()
    self.to_ary
end

# File lib/rubygl/math.rb, line 166
def to_ary()
    Array.new(@data)
end