fixed inverse and submatrix, now testing identical to gmath

[gph-cmath] / test / test.cc

diff --git a/test/test.cc b/test/test.cc
index 640cd18..162c82d 100644 (file)
--- a/test/test.cc
+++ b/test/test.cc
@@ -80,6 +80,30 @@ bool test_mat()
        a.pre_rotate_y(trans.x);
        ASSERT_EQ(a, ca);
 
+       cgm_mcopy(cb, ca);
+       cgm_mtranspose(cb);
+       b = a;
+       b.transpose();
+       ASSERT_EQ(b, cb);
+
+       for(int i=0; i<4; i++) {
+               for(int j=0; j<4; j++) {
+                       cgm_mcopy(cb, ca);
+                       b = a;
+
+                       cgm_msubmatrix(cb, i, j);
+                       Mat3 sub = b.submatrix(i, j);
+                       b = Mat4::identity;
+                       float *bp = b[0];
+                       float *sp = sub[0];
+                       bp[0] = sp[0]; bp[1] = sp[1]; bp[2] = sp[2];
+                       bp[4] = sp[3]; bp[5] = sp[4]; bp[6] = sp[5];
+                       bp[8] = sp[6]; bp[9] = sp[7]; bp[10] = sp[8];
+
+                       ASSERT_EQ(b, cb);
+               }
+       }
+
        cgm_minverse(ca);
        a.inverse();
        ASSERT_EQ(a, ca);