def test_isect_flat_triangle1(self): runtimes = [Runtime()] tri_shader = FlatTriangle.isect_shader('isect_flat_triangle') tri_shader.compile() tri_shader.prepare(runtimes) p0 = Vector3(-0.0831229984, 0.0591476, -0.03213749) p1 = Vector3(-0.082775, 0.059025, -0.031787) p2 = Vector3(-0.0831229, 0.0591773, -0.031787) origin = Vector3(-0.21276909825205803, -0.021492251798510553, -0.09822520208358765) direction = Vector3(0.7788769269741005, 0.4843782624535974, 0.3984073687694737) ray = Ray(origin, direction) hitpoint = HitPoint(0.0, Vector3(0.0, 0.0, 0.0), Vector3(0.0, 0.0, 0.0), 6, 0.0, 0.0) t = FlatTriangle(p0, p1, p2) code = """ min_dist = 150.0 ret = isect_flat_triangle(ray, triangle, hitpoint, min_dist) """ r_arg = StructArg('ray', ray) tri_arg = StructArg('triangle', t) harg = StructArg('hitpoint', hitpoint) ret = IntArg('ret', 6) args = [r_arg, tri_arg, harg, ret] shader = Shader(code=code, args=args) shader.compile([tri_shader.shader]) shader.prepare(runtimes) shader.execute() min_dist = 150.0 hit = t.isect(ray, min_dist) hp = shader.get_value('hitpoint') self.assertAlmostEqual(hit.t, hp.t, places=6) self._almost_equal_vec3(hit.hit, hp.hit, places=6) self._almost_equal_vec3(hit.normal, hp.normal, places=6) self.assertEqual(hit.mat_idx, hp.mat_idx) self.assertAlmostEqual(hit.u, hp.u) self.assertAlmostEqual(hit.v, hp.v)
def test_isect_flat_triangle(self): runtimes = [Runtime()] tri_shader = FlatTriangle.isect_shader('isect_flat_triangle') tri_shader.compile() tri_shader.prepare(runtimes) p0 = Vector3(2.2, 4.4, 6.6) p1 = Vector3(1.1, 1.1, 1.1) p2 = Vector3(5.1, -1.1, 5.1) origin = Vector3(0.0, 0.0, 0.0) direction = Vector3(3, 3.0, 3.01) direction.normalize() ray = Ray(origin, direction) hitpoint = HitPoint(0.0, Vector3(0.0, 0.0, 0.0), Vector3(0.0, 0.0, 0.0), 6, 0.0, 0.0) t = FlatTriangle(p0, p1, p2) code = """ min_dist = 150.0 ret = isect_flat_triangle(ray, triangle, hitpoint, min_dist) """ r_arg = StructArg('ray', ray) tri_arg = StructArg('triangle', t) harg = StructArg('hitpoint', hitpoint) ret = IntArg('ret', 6) args = [r_arg, tri_arg, harg, ret] shader = Shader(code=code, args=args) shader.compile([tri_shader.shader]) shader.prepare(runtimes) shader.execute() min_dist = 150.0 hit = t.isect(ray, min_dist) hp = shader.get_value('hitpoint') self.assertAlmostEqual(hit.t, hp.t, places=6) self._almost_equal_vec3(hit.hit, hp.hit, places=6) self._almost_equal_vec3(hit.normal, hp.normal, places=6) self.assertEqual(hit.mat_idx, hp.mat_idx) self.assertAlmostEqual(hit.u, hp.u) self.assertAlmostEqual(hit.v, hp.v)
def test_isect_flat_triangle1(self): runtimes = [Runtime()] tri_shader = FlatTriangle.isect_shader('isect_flat_triangle') tri_shader.compile() tri_shader.prepare(runtimes) p0 = Vector3(-0.0831229984, 0.0591476, -0.03213749) p1 = Vector3(-0.082775, 0.059025, -0.031787) p2 = Vector3(-0.0831229, 0.0591773, -0.031787) origin = Vector3(-0.21276909825205803,-0.021492251798510553,-0.09822520208358765) direction = Vector3(0.7788769269741005,0.4843782624535974,0.3984073687694737) ray = Ray(origin, direction) hitpoint = HitPoint(0.0, Vector3(0.0, 0.0, 0.0), Vector3(0.0, 0.0, 0.0), 6, 0.0, 0.0) t = FlatTriangle(p0, p1, p2) code = """ min_dist = 150.0 ret = isect_flat_triangle(ray, triangle, hitpoint, min_dist) """ r_arg = StructArg('ray', ray) tri_arg = StructArg('triangle', t) harg = StructArg('hitpoint', hitpoint) ret = IntArg('ret', 6) args = [r_arg, tri_arg, harg, ret] shader = Shader(code=code, args=args) shader.compile([tri_shader.shader]) shader.prepare(runtimes) shader.execute() min_dist = 150.0 hit = t.isect(ray, min_dist) hp = shader.get_value('hitpoint') self.assertAlmostEqual(hit.t, hp.t, places=6) self._almost_equal_vec3(hit.hit, hp.hit, places=6) self._almost_equal_vec3(hit.normal, hp.normal, places=6) self.assertEqual(hit.mat_idx, hp.mat_idx) self.assertAlmostEqual(hit.u, hp.u) self.assertAlmostEqual(hit.v, hp.v)