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Contents
module Mittsu
class SpotLight
TYPE = :spot
class Cache < Struct.new(:length, :count, :colors, :directions, :distances, :positions, :exponents, :angles_cos, :decays)
def initialize
super(0, 0, [], [], [], [], [], [], [])
end
def reset
self.length = 0
end
end
def setup_specific(index)
offset = index * 3
OpenGLHelper.set_color_linear(@cache.colors, offset, color, intensity)
@_direction.set_from_matrix_position(matrix_world)
positions = @cache.positions
positions[offset] = @_direction.x
positions[offset + 1] = @_direction.y
positions[offset + 2] = @_direction.z
@cache.distances[index] = distance
@_vector3.set_from_matrix_position(target.matrix_world)
@_direction.sub(@_vector3)
@_direction.normalize
directions = @cache.directions
directions[offset] = @_direction.x
directions[offset + 1] = @_direction.y
directions[offset + 2] = @_direction.z
@cache.angles_cos[index] = Math.cos(angle)
@cache.exponents[index] = exponent;
@cache.decays[index] = distance.zero? ? 0.0 : decay
end
def to_sym
:spot
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems