godzil/dorayme
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Adding shadows!

Browse Source
This commit is contained in:
Godzil
2020-02-20 17:46:03 +00:00
parent 5198888df6
commit cf5597ad6d
11 changed files with 145 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
tests/intersect_test.cpp
View File

@@ -9,9 +9,9 @@
#include <intersect.h>
#include <intersection.h>
#include <sphere.h>
#include <transformation.h>
#include <gtest/gtest.h>
TEST(IntersectTest, Creating_an_intersect_and_do_some_check)
{
Intersect i;
@@ -173,4 +173,20 @@ TEST(IntersectTest, The_hit_when_an_intersection_occurs_on_the_inside)
/* Normal vector would have been (0, 0, 1); but is inverted ! */
ASSERT_EQ(comps.normalVector, Vector(0, 0, -1));
}
TEST(IntersectTest, The_hit_should_offset_the_point)
{
Ray r = Ray(Point(0, 0, -5), Vector(0, 0, 1));
Sphere shape = Sphere();
shape.setTransform(translation(0, 0, 1));
Intersection i = Intersection(5, &shape);
Computation comps = i.prepareComputation(r);
/* Normal vector would have been (0, 0, 1); but is inverted ! */
ASSERT_LT(comps.overHitPoint.z, -getEpsilon() / 2);
ASSERT_GT(comps.hitPoint.z, comps.overHitPoint.z);
}