class OpenGL::Triangle

• OpenGL::Triangle
• Reference
• Object

Defined in:

opengl/math/triangle.cr

Constructors

• .new(a = OpenGL::Vector3.new, b = OpenGL::Vector3.new, c = OpenGL::Vector3.new)

Class Method Summary

• .barycoord_from_point(point, a, b, c, target = OpenGL::Vector3.new)

  static/instance method to calculate barycoordinates based on: http://www.blackpawn.com/texts/pointinpoly/default.html

• .contains_point?(point, a, b, c)
• .normal(a, b, c, target = OpenGL::Vector3.new)

Instance Method Summary

• #a : OpenGL::Vector3
• #a=(a : OpenGL::Vector3)
• #area
• #b : OpenGL::Vector3
• #b=(b : OpenGL::Vector3)
• #barycoord_from_point(point, target = OpenGL::Vector3.new)
• #c : OpenGL::Vector3
• #c=(c : OpenGL::Vector3)
• #clone
• #contains_point?(point)
• #copy(triangle)
• #equals(triangle)
• #midpoint(target = OpenGL::Vector3.new)
• #normal(target = OpenGL::Vector3.new)
• #plane(target = OpenGL::Plane.new)
• #set(a, b, c)
• #set_from_points_and_indices(points, i0, i1, i2)

Constructor Detail

Class Method Detail

Instance Method Detail