def test_sampler(self):
sam = Sampler()
sam.set_resolution(2, 2)
sam.load('regular')
sam.compile()
runtimes = [Runtime()]
sam.prepare(runtimes)
code = """
sample = Sample()
r1 = generate_sample(sample)
p1 = sample.x
p2 = sample.y
p3 = sample.ix
p4 = sample.iy
"""
p1 = FloatArg('p1', 566.6)
p2 = FloatArg('p2', 566.6)
p3 = IntArg('p3', 5655)
p4 = IntArg('p4', 5655)
r1 = IntArg('r1', 5655)
args = [p1, p2, p3, p4, r1]
shader = Shader(code=code, args=args)
shader.compile([sam.shader])
shader.prepare(runtimes)
shader.execute()
self._check_result(shader, -0.5, -0.5, 0, 0, 1)
shader.execute()
self._check_result(shader, 0.5, -0.5, 1, 0, 1)
shader.execute()
self._check_result(shader, -0.5, 0.5, 0, 1, 1)
shader.execute()
self._check_result(shader, 0.5, 0.5, 1, 1, 1)
shader.execute()
ret = shader.get_value('r1')
self.assertEqual(ret, 0)
from renlight.vector import Vector3
from renlight.renderer.sampler import Sampler
from renlight.renderer.camera import Camera
from renlight.renderer.integrator import Integrator
from renlight.renderer.sphere import Sphere
from renlight.renderer.linear import LinearIsect
from renlight.renderer.shp_mgr import ShapeManager
from renlight.image import ImagePRGBA, ImageRGBA
from renlight.renderer.blt_floatrgba import blt_prgba_to_rgba
from renlight.win import show_image_in_window
if __name__ == "__main__":
runtimes = [Runtime()]
sampler = Sampler()
sampler.set_resolution(1024, 768)
sampler.load('regular')
eye = Vector3(0.0, 10.0, 5.0)
lookat = Vector3(0.0, 0.0, 0.0)
distance = 100.0
camera = Camera(eye, lookat, distance)
camera.load('pinhole')
#intersection
mgr = ShapeManager()
sphere = Sphere(Vector3(0.0, 0.0, 0.0), 2.0, 0)
mgr.add('sph1', sphere)
isector = LinearIsect(mgr)