TEST( MRMesh, MeshCollidePrecise ): check for exact values (#4733)

Author: Fedr

source/MRTest/MRContoursCutTests.cpp

@@ -69,17 +69,17 @@ TEST( MRMesh, MeshCollidePrecise )
     const auto conv = getVectorConverters( meshA, meshB );
 
     const auto intersections = findCollidingEdgeTrisPrecise( meshA, meshB, conv.toInt );
-    // FIXME: the results are platform-dependent
-    //EXPECT_EQ( intersections.edgesAtrisB.size(), 76 );
-    //EXPECT_EQ( intersections.edgesBtrisA.size(), 76 );
+    EXPECT_EQ( intersections.size(), 152 );
 
     const auto contours = orderIntersectionContours( meshA.topology, meshB.topology, intersections );
     EXPECT_EQ( contours.size(), 4 );
     // FIXME: the results are platform-dependent
-    //EXPECT_EQ( contours[0].size(), 71 );
-    //EXPECT_EQ( contours[1].size(), 71 );
-    //EXPECT_EQ( contours[2].size(), 7 );
-    //EXPECT_EQ( contours[3].size(), 7 );
+    EXPECT_EQ(   contours[0].size(), 71 );
+    EXPECT_EQ(   contours[1].size(), 7 );
+    EXPECT_TRUE( contours[2].size() == 69 || // without FMA instruction (default settings for x86 or old compilers for ARM)
+                 contours[2].size() == 71 ); // with FMA instruction (modern compilers for ARM)
+    EXPECT_TRUE( contours[3].size() == 9 ||  // without FMA instruction (default settings for x86 or old compilers for ARM)
+                 contours[3].size() == 7 );  // with FMA instruction (modern compilers for ARM)
 
     OneMeshContours meshAContours, meshBContours;
     getOneMeshIntersectionContours( meshA, meshB, contours, &meshAContours, &meshBContours, conv );