Move source to src.

src/wall.cpp

@@ -0,0 +1,60 @@
+// -*- C++ -*-
+
+#include "material.h"
+#include "model.h"
+#include "physics/shape.h"
+#include "room.h"
+#include "wall.h"
+
+using namespace mbostock;
+
+Wall::Wall(const Vector& x0, const Vector& x1,
+           const Vector& x2, const Vector& x3)
+    : quad_(x0, x1, x2, x3), model_(quad_) {
+}
+
+Model& Wall::model() {
+  return model_;
+}
+
+const Shape& Wall::shape() const {
+  return quad_;
+}
+
+void Wall::setMaterial(const Material& m) {
+  model_.setMaterial(m);
+}
+
+float Wall::slip() const {
+  return model_.material().slip();
+}
+
+void Wall::setTexCoords(const Vector& t0, const Vector& t1,
+                        const Vector& t2, const Vector& t3) {
+  model_.setTexCoords(t0, t1, t2, t3);
+}
+
+TriWall::TriWall(const Vector& x0, const Vector& x1, const Vector& x2)
+    : triangle_(x0, x1, x2), model_(triangle_) {
+}
+
+Model& TriWall::model() {
+  return model_;
+}
+
+const Shape& TriWall::shape() const {
+  return triangle_;
+}
+
+void TriWall::setTexCoords(const Vector& t0, const Vector& t1,
+                           const Vector& t2) {
+  model_.setTexCoords(t0, t1, t2);
+}
+
+void TriWall::setMaterial(const Material& m) {
+  model_.setMaterial(m);
+}
+
+float TriWall::slip() const {
+  return model_.material().slip();
+}