1 files changed, 33 insertions, 0 deletions
diff --git a/distortionobserver.cpp b/distortionobserver.cpp
new file mode 100644
index 0000000..29d7e6f
--- /dev/null
+++ b/distortionobserver.cpp
@@ -0,0 +1,33 @@
+#include "distortionobserver.h"
+
+#include "mp.h"
+
+DistortionObserver::DistortionObserver(const arma::mat &X,
+                                       const arma::uvec &sampleIndices)
+    : m_X(X)
+    , m_sampleIndices(sampleIndices)
+    , m_distortionMeasure(0)
+{
+    m_distX = mp::dist(m_X);
+}
+
+void DistortionObserver::setMeasure(DistortionMeasure *measure)
+{
+    m_distortionMeasure = measure;
+}
+
+void DistortionObserver::setMap(const arma::mat &Y)
+{
+    if (!m_distortionMeasure) {
+        return;
+    }
+
+    arma::vec measures = m_distortionMeasure->measure(m_distX, mp::dist(Y));
+
+    if (m_Y.n_elem != 0) {
+        emit mapChanged(measures - m_measures);
+    } else {
+        m_Y = Y;
+        m_measures = measures;
+    }
+}