From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 2 Jul 2016 16:58:44 +0000 (+0300)
Subject: Use the proper array size in the raytrace example
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=dcac1b2c9423b2e8bc61093e30d521951575c59d;p=libs%2Fmath.git

Use the proper array size in the raytrace example
---

diff --git a/examples/raytrace.cpp b/examples/raytrace.cpp
index 2af8653..7827bd3 100644
--- a/examples/raytrace.cpp
+++ b/examples/raytrace.cpp
@@ -50,6 +50,8 @@ int RayTracer::main()
 {
 	load_shape();
 
+	vector<Geometry::SurfacePoint<double, 3> > points(shape->get_max_ray_intersections());
+
 	for(unsigned y=0; y<height; ++y)
 	{
 		double yf = 1.0-y*2.0/height;
@@ -57,8 +59,7 @@ int RayTracer::main()
 		{
 			double xf = x*2.0/width-1.0;
 			Geometry::Ray<double, 3> ray(LinAl::Vector<double, 3>(0, 0, 5), LinAl::Vector<double, 3>(xf, yf, -2));
-			Geometry::SurfacePoint<double, 3> points[4];
-			unsigned count = shape->get_intersections(ray, points, 4);
+			unsigned count = shape->get_intersections(ray, &points[0], points.size());
 			UInt8 *pixel = pixels+y*width+x;
 			if(count)
 				*pixel = 255*(0.2+max(dot(points[0].normal, LinAl::Vector<double, 3>(0, 0, 1)), 0.0)*0.8);