1 files changed, 32 insertions, 0 deletions

diff --git a/include/common/geom.h b/include/common/geom.h
new file mode 100644
index 0000000..15a1d57
--- /dev/null
+++ b/include/common/geom.h
@@ -0,0 +1,32 @@
+#ifndef UPEM_MORPHING_GEOM
+#define UPEM_MORPHING_GEOM
+
+/**
+ * File: geom.h
+ */
+
+#include <inttypes.h>
+
+/**
+ * Type: IntVector
+ * An abstract 1-D vector.
+ */
+typedef int32_t IntVector;
+
+/**
+ * Type: CartesianVector
+ * An abstract 2-D vector in cartesian coordinates.
+ */
+typedef struct {
+  IntVector x, y;
+} CartesianVector;
+
+/**
+ * Type: CartesianMapping
+ * A tuple of cartesian vectors representing a mapping.
+ */
+typedef struct {
+  CartesianVector origin, target;
+} CartesianMapping;
+
+#endif