1 files changed, 104 insertions, 0 deletions
diff --git a/test/src/TestBox3f.c b/test/src/TestBox3f.c
new file mode 100644
index 0000000..8bf3e0f
--- /dev/null
+++ b/test/src/TestBox3f.c
@@ -0,0 +1,104 @@
+#include <BH/Math.h>
+#include <BH/Unit.h>
+
+
+#define ACCEPTABLE_DELTA 0.0001f
+
+
+BH_UNIT_TEST(Union)
+{
+    float aMin[3], aMax[3], bMin[3], bMax[3], rMin[3], rMax[3];
+
+    aMin[0] = 1.0f; aMin[1] = 2.0f; aMin[2] = 3.0f;
+    aMax[0] = 5.0f; aMax[1] = 5.0f; aMax[2] = 5.0f;
+    bMin[0] = 0.0f; bMin[1] = 0.0f; bMin[2] = 0.0f;
+    bMax[0] = 4.0f; bMax[1] = 4.0f; bMax[2] = 4.0f;
+
+    BH_Box3fUnion(aMin, aMax, bMin, bMax, rMin, rMax);
+    BH_VERIFY_DELTA(rMin[0], 0.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMin[1], 0.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMin[2], 0.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[0], 5.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[1], 5.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[2], 5.0000f,  ACCEPTABLE_DELTA);
+
+    return 0;
+}
+
+
+BH_UNIT_TEST(Intersect)
+{
+    float aMin[3], aMax[3], bMin[3], bMax[3], rMin[3], rMax[3];
+
+    aMin[0] = 1.0f; aMin[1] = 2.0f; aMin[2] = 3.0f;
+    aMax[0] = 5.0f; aMax[1] = 5.0f; aMax[2] = 5.0f;
+    bMin[0] = 0.0f; bMin[1] = 0.0f; bMin[2] = 0.0f;
+    bMax[0] = 4.0f; bMax[1] = 4.0f; bMax[2] = 4.0f;
+
+    BH_VERIFY(BH_Box3fIntersect(aMin, aMax, bMin, bMax, rMin, rMax) == BH_OK);
+    BH_VERIFY_DELTA(rMin[0], 1.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMin[1], 2.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMin[2], 3.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[0], 4.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[1], 4.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[2], 4.0000f,  ACCEPTABLE_DELTA);
+
+    return 0;
+}
+
+
+BH_UNIT_TEST(Contains)
+{
+    float aMin[3], aMax[3], point[3];
+
+    aMin[0] = 1.0f; aMin[1] = 2.0f; aMin[2] = 3.0f;
+    aMax[0] = 5.0f; aMax[1] = 5.0f; aMax[2] = 5.0f;
+
+    point[0] = 0.0f; point[1] = 0.0f; point[2] = 0.0f;
+    BH_VERIFY(BH_Box3fContains(aMin, aMax, point) != BH_OK);
+
+    point[0] = 1.0f; point[1] = 2.0f; point[2] = 3.0f;
+    BH_VERIFY(BH_Box3fContains(aMin, aMax, point) == BH_OK);
+
+    point[0] = 4.0f; point[1] = 4.0f; point[2] = 4.0f;
+    BH_VERIFY(BH_Box3fContains(aMin, aMax, point) == BH_OK);
+
+    point[0] = 6.0f; point[1] = 6.0f; point[2] = 5.0f;
+    BH_VERIFY(BH_Box3fContains(aMin, aMax, point) != BH_OK);
+
+    return 0;
+}
+
+
+BH_UNIT_TEST(Enclose)
+{
+    float points[6], rMin[3], rMax[3];
+
+    points[0] = 5.0f; points[1] = 5.0f; points[2] = 5.0f;
+    points[3] = 1.0f; points[4] = 2.0f; points[5] = 3.0f;
+
+    BH_VERIFY(BH_Box3fEnclose(NULL, 0, NULL, NULL) != BH_OK);
+    BH_VERIFY(BH_Box3fEnclose(points, 2, rMin, rMax) == BH_OK);
+    BH_VERIFY_DELTA(rMin[0], 1.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMin[1], 2.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMin[2], 3.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[0], 5.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[1], 5.0000f,  ACCEPTABLE_DELTA);
+    BH_VERIFY_DELTA(rMax[2], 5.0000f,  ACCEPTABLE_DELTA);
+
+    return 0;
+}
+
+
+int main(int argc, char **argv)
+{
+    (void)argc;
+    (void)argv;
+
+    BH_UNIT_ADD(Union);
+    BH_UNIT_ADD(Intersect);
+    BH_UNIT_ADD(Contains);
+    BH_UNIT_ADD(Enclose);
+
+    return BH_UnitRun();
+}