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+/******************************************************************/
+/* This file is part of the homework assignments for CSCI-427/527 */
+/* at The College of William & Mary and authored by Pieter Peers. */
+/* No part of this file, whether altered or in original form, can */
+/* be distributed or used outside the context of CSCI-427/527 */
+/* without consent of either the College of William & Mary or */
+/* Pieter Peers. */
+/******************************************************************/
+
+#include "boundedTriangle.h"
+
+
+//////////////////
+// Constructors //
+//////////////////
+boundedTriangle::boundedTriangle(void)
+ : boundedPrimitive()
+{
+ // Nothing
+}
+
+boundedTriangle::boundedTriangle(const triangle& tri, const std::shared_ptr<const shader_base>& shader)
+ : boundedPrimitive(tri.boundingbox(), shader)
+{
+ _triangle = tri;
+}
+
+
+/////////////
+// Methods //
+/////////////
+intersectionPoint boundedTriangle::intersect(const ray& r) const
+{
+ // intersect triangle
+ float t;
+ vec3d bc;
+ bool hit = _triangle.intersect(r, bc, t);
+
+ // empty ip if not hit
+ if(!hit) return intersectionPoint();
+
+ // if hit, create intersectionPoint record.
+ else return intersectionPoint(r, t, _shader,
+ _triangle.normal(bc),
+ _triangle.shadingAxis(),
+ _triangle.textureCoordinate(bc));
+}
+
+
+float boundedTriangle::area(void) const
+{
+ return _triangle.area();
+}
+
+
+surfaceSample boundedTriangle::sample(float r1, float r2) const
+{
+ float pdf;
+ vec3d bc, position = _triangle.sample(r1, r2, bc, pdf);
+ return surfaceSample(position, _triangle.normal(bc), pdf);
+}
+
+
+void boundedTriangle::_print(std::ostream& s) const
+{
+ s << "boundedTriangle (" << _bb << ", " << _triangle << ")";
+}