def test_isect_b_sph(self):
sph_shader = Sphere.isect_b_shader()
sph_shader.compile()
runtimes = [Runtime()]
sph_shader.prepare(runtimes)
code = """
min_dist = 99999.0
p1 = isect_b_sphere(ray, sphere, min_dist)
"""
direction = Vector3(-1.0, -1.0, -1.0)
direction.normalize()
ray = Ray(Vector3(5.0, 5.0, 5.0), direction)
sphere = Sphere(Vector3(0.0, 0.0, 0.0), 2.0, 0)
r_arg = StructArg('ray', ray)
sph_arg = StructArg('sphere', sphere)
p1 = IntArg('p1', 6)
args = [r_arg, sph_arg, p1]
shader = Shader(code=code, args=args)
shader.compile([sph_shader])
shader.prepare(runtimes)
shader.execute()
result = shader.get_value('p1')
self.assertEqual(result, 1)
def test_isect_b_sph(self):
sph_shader = Sphere.isect_b_shader()
sph_shader.compile()
runtimes = [Runtime()]
sph_shader.prepare(runtimes)
code = """
min_dist = 99999.0
p1 = isect_b_sphere(ray, sphere, min_dist)
"""
direction = Vector3(-1.0, -1.0, -1.0)
direction.normalize()
ray = Ray(Vector3(5.0, 5.0, 5.0), direction)
sphere = Sphere(Vector3(0.0, 0.0, 0.0), 2.0, 0)
r_arg = StructArg('ray', ray)
sph_arg = StructArg('sphere', sphere)
p1 = IntArg('p1', 6)
args = [r_arg, sph_arg, p1]
shader = Shader(code=code, args=args)
shader.compile([sph_shader])
shader.prepare(runtimes)
shader.execute()
result = shader.get_value('p1')
self.assertEqual(result, 1)
