Initial commit.

ramp.cpp

@@ -0,0 +1,35 @@
+// -*- C++ -*-
+
+#include "material.h"
+#include "model.h"
+#include "physics/shape.h"
+#include "physics/vector.h"
+#include "ramp.h"
+#include "room.h"
+
+using namespace mbostock;
+
+Ramp::Ramp(const Vector& x0, const Vector& x1,
+           const Vector& x2, const Vector& x3)
+    : wedge_(x0, x1, x2, x3), model_(wedge_) {
+}
+
+Model& Ramp::model() {
+  return model_;
+}
+
+const Shape& Ramp::shape() const {
+  return wedge_;
+}
+
+void Ramp::setMaterial(const Material& m) {
+  model_.setMaterial(m);
+}
+
+void Ramp::setTopMaterial(const Material& m) {
+  model_.setTopMaterial(m);
+}
+
+float Ramp::slip() const {
+  return model_.material().slip();
+}