Add triangle SAT intersection

2024-05-08 09:23:20 -04:00
parent ac4538bba5
commit 4830015060
6 changed files with 284 additions and 2 deletions
--- a/tests/Geometry/Geometry.cpp
+++ b/tests/Geometry/Geometry.cpp
@@ -0,0 +1,51 @@
+#include <gtest/gtest.h>
+#include <J3ML/Geometry/Common.h>
+
+using J3ML::Geometry::Interval;
+
+TEST(CommonGeometry, Interval_Intersect) {
+    // <- a ->
+    //             <- b ->
+    EXPECT_EQ((Interval{0, 1}.Intersects({2, 3})), false);
+
+    //             <- a ->
+    // <- b ->
+    EXPECT_EQ((Interval{2, 3}.Intersects({0, 1})), false);
+
+    // <- a ->
+    //    <- b ->
+    EXPECT_EQ((Interval{2, 4}.Intersects({3, 5})), true);
+
+    //    <- a ->
+    // <- b ->
+    EXPECT_EQ((Interval{2, 4}.Intersects({1, 3})), true);
+
+    // <- a ->
+    //      <- b ->
+    EXPECT_EQ((Interval{2, 3}.Intersects({3, 5})), true);
+
+    //      <- a ->
+    // <- b ->
+    EXPECT_EQ((Interval{3, 5}.Intersects({2, 3})), true);
+
+    // <- a ->
+    // <- b     ->
+    EXPECT_EQ((Interval{2, 3}.Intersects({2, 5})), true);\
+
+    // <- a ->
+    // <- b ->
+    EXPECT_EQ((Interval{2, 3}.Intersects({2, 3})), true);
+
+    // . a
+    // . b
+    EXPECT_EQ((Interval{2, 2}.Intersects({2, 2})), true);
+
+    // <-    a    ->
+    //    <- b ->
+    EXPECT_EQ((Interval{2, 5}.Intersects({3, 4})), true);
+
+    //    <- a ->
+    // <-    b    ->
+    EXPECT_EQ((Interval{3, 4}.Intersects({2, 5})), true);
+}
+