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author53hornet <53hornet@gmail.com>2019-02-02 23:33:15 -0500
committer53hornet <53hornet@gmail.com>2019-02-02 23:33:15 -0500
commitdb072ad4dc181eca5a1458656b130beb43f475bf (patch)
treea3c03c7f5497cb70503e2486662fa85cfb53415a /hw6/src/linear_intersector.cpp
downloadcsci427-master.tar.xz
csci427-master.zip
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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 "linear_intersector.h"
+
+//////////////////
+// Constructors //
+//////////////////
+linear_intersector::linear_intersector(void)
+ : intersector_base()
+{
+ // Do nothing
+}
+
+
+linear_intersector::linear_intersector(const std::vector<std::shared_ptr<const boundedPrimitive>>& compounds)
+ : intersector_base()
+{
+ _compounds = compounds;
+}
+
+
+/////////////
+// Methods //
+/////////////
+intersectionPoint linear_intersector::intersect(const ray& r) const
+{
+ intersectionPoint ip;
+
+ // if no compounds registered => no hit.
+ if(_compounds.empty()) return ip;
+
+ // cycle through the list
+ for(auto itr=_compounds.begin(); itr != _compounds.end(); itr++)
+ {
+ // intersect
+ intersectionPoint newIp = (*itr)->intersect(r);
+
+ // keep track of closest
+ if(newIp < ip) ip = newIp;
+ }
+
+ // Done.
+ return ip;
+}
+
+
+