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Starting working on area lights.

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This commit is contained in:
Godzil
2020-02-28 18:35:45 +00:00
parent 53f66b554b
commit c4b680789e
12 changed files with 509 additions and 32 deletions
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34
tests/world_test.cpp
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@@ -120,7 +120,7 @@ TEST(WorldTest, There_is_no_shadow_when_nothing_is_collinear_with_point_and_ligh
World w = DefaultWorld();
Tuple p = Point(0, 10, 0);
ASSERT_FALSE(w.isShadowed(p));
ASSERT_FALSE(w.isShadowed(p, w.getLight(0)->position));
}
TEST(WorldTest, The_shadow_when_an_object_is_between_the_point_and_the_light)
@@ -128,7 +128,7 @@ TEST(WorldTest, The_shadow_when_an_object_is_between_the_point_and_the_light)
World w = DefaultWorld();
Tuple p = Point(10, -10, 10);
ASSERT_TRUE(w.isShadowed(p));
ASSERT_TRUE(w.isShadowed(p, w.getLight(0)->position));
}
TEST(WorldTest, There_is_no_shadow_whne_an_object_is_behing_the_light)
@@ -136,7 +136,7 @@ TEST(WorldTest, There_is_no_shadow_whne_an_object_is_behing_the_light)
World w = DefaultWorld();
Tuple p = Point(-20, 20, -20);
ASSERT_FALSE(w.isShadowed(p));
ASSERT_FALSE(w.isShadowed(p, w.getLight(0)->position));
}
TEST(WorldTest, There_is_no_shadow_when_an_object_is_behing_the_point)
@@ -144,7 +144,7 @@ TEST(WorldTest, There_is_no_shadow_when_an_object_is_behing_the_point)
World w = DefaultWorld();
Tuple p = Point(-2, 2, -2);
ASSERT_FALSE(w.isShadowed(p));
ASSERT_FALSE(w.isShadowed(p, w.getLight(0)->position));
}
TEST(WorldTest, Shade_hit_is_given_an_intersection_in_shadow)
@@ -426,4 +426,30 @@ TEST(WorldTest, Shade_hit_with_a_reflective_transparent_material)
ASSERT_EQ(c, Colour(0.93391, 0.69643, 0.69243));
set_equal_precision(FLT_EPSILON);
}
TEST(WorldTest, Is_shadow_test_for_occlusion_between_two_points)
{
World w = DefaultWorld();
Tuple lightPosition = Point(-10, -10, -10);
Point testList[] = {
Point(-10, -10, 10),
Point(10, 10, 10),
Point(-20, -20, 20),
Point(-5, -5, 5),
};
bool testResult[] = {
false,
true,
false,
false,
};
int testCount = sizeof(testList)/sizeof((testList)[0]);
int i;
for(i = 0; i < testCount; i++)
{
ASSERT_EQ(w.isShadowed(lightPosition, testList[i]), testResult[i]);
}
}