def test_sampled_lum(self):
mgr = SampledManager()
shader = lum_sampled_shader(mgr)
shader.compile()
runtime = Runtime()
shader.prepare([runtime])
code = """
rez = lumminance(r1)
"""
vals = [(450, 0.13), (480, 0.45), (620, 0.58)]
samples = create_samples(vals, 32, 400, 700)
sam_spec = SampledSpectrum(samples)
s = SampledArg('r1', sam_spec)
rez = FloatArg('rez', 0.0)
shader2 = Shader(code=code, args=[rez, s])
shader2.compile([shader])
shader2.prepare([runtime])
shader2.execute()
val = shader2.get_value('rez')
lum = mgr.lumminance(sam_spec)
self.assertAlmostEqual(lum, val)
def test_sampled_lum(self):
mgr = SampledManager()
shader = lum_sampled_shader(mgr)
shader.compile()
runtime = Runtime()
shader.prepare([runtime])
code = """
rez = lumminance(r1)
"""
vals = [(450, 0.13), (480, 0.45), (620, 0.58)]
samples = create_samples(vals, 32, 400, 700)
sam_spec = SampledSpectrum(samples)
s = SampledArg('r1', sam_spec)
rez = FloatArg('rez', 0.0)
shader2 = Shader(code=code, args=[rez, s])
shader2.compile([shader])
shader2.prepare([runtime])
shader2.execute()
val = shader2.get_value('rez')
lum = mgr.lumminance(sam_spec)
self.assertAlmostEqual(lum, val)
def test_sampled_spec_to_vec(self):
mgr = SampledManager()
shader = sampled_to_vec_shader(mgr)
shader.compile()
runtime = Runtime()
shader.prepare([runtime])
code = """
rez = spectrum_to_vec(r1)
"""
vals = [(450, 0.13), (480, 0.45), (620, 0.58)]
samples = create_samples(vals, 32, 400, 700)
sam_spec = SampledSpectrum(samples)
s = SampledArg('r1', sam_spec)
rez = Vec3Arg('rez', Vector3(0.0, 0.0, 0.0))
shader2 = Shader(code=code, args=[rez, s])
shader2.compile([shader])
shader2.prepare([runtime])
shader2.execute()
val = shader2.get_value('rez')
conv = mgr.sampled_to_rgb(sam_spec)
self.assertAlmostEqual(val.x, conv.r, places=6)
self.assertAlmostEqual(val.y, conv.g, places=6)
self.assertAlmostEqual(val.z, conv.b, places=6)
def test_sampled_spec_to_vec(self):
mgr = SampledManager()
shader = sampled_to_vec_shader(mgr)
shader.compile()
runtime = Runtime()
shader.prepare([runtime])
code = """
rez = spectrum_to_vec(r1)
"""
vals = [(450, 0.13), (480, 0.45), (620, 0.58)]
samples = create_samples(vals, 32, 400, 700)
sam_spec = SampledSpectrum(samples)
s = SampledArg('r1', sam_spec)
rez = Vec3Arg('rez', Vector3(0.0, 0.0, 0.0))
shader2 = Shader(code=code, args=[rez, s])
shader2.compile([shader])
shader2.prepare([runtime])
shader2.execute()
val = shader2.get_value('rez')
conv = mgr.sampled_to_rgb(sam_spec)
self.assertAlmostEqual(val.x, conv.r, places=6)
self.assertAlmostEqual(val.y, conv.g, places=6)
self.assertAlmostEqual(val.z, conv.b, places=6)
