josh/fart
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

updating main/Scene to accept points back instead of distances from intersect()

Browse Source 
git-svn-id: svn://anubis/fart/trunk@57 7f9b0f55-74a9-4bce-be96-3c2cd072584d
This commit is contained in:
Josh Holtrop 2009-01-27 23:03:24 +00:00
parent 83bb409ef9
commit fa353392c6
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
main/Scene.cc
View File

@ -179,27 +179,27 @@ vector<Scene::ShapeDistance> Scene::getRayHits(const Ray & ray)
it != m_shapes.end();
it++)
{
Solver::Result intersections = (*it)->intersect(ray);
Shape::IntersectList intersections = (*it)->intersect(ray);
for (int i = 0; i < intersections.numResults; i++)
for (int i = 0, num_results = intersections.size();
i < num_results;
i++)
{
Vector normal =
(*it)->getNormalAt(ray[intersections.results[i]]);
Vector normal = (*it)->getNormalAt(intersections[i]);
double dot = normal % ray.getDirection();
double intersect_dist = (intersections[i] - ray.getOrigin()).mag();
if (dot < 0.0) /* cull back faces */
{
double transparency = (*it)->getTransparency();
if (transparency == 0.0 &&
(minSolidDist == 0.0
|| minSolidDist > intersections.results[i]))
(minSolidDist == 0.0 || minSolidDist > intersect_dist))
{
minSolidDist = intersections.results[i];
minSolidDist = intersect_dist;
}
if (minSolidDist == 0.0
|| minSolidDist >= intersections.results[i])
|| minSolidDist >= intersect_dist)
{
hits.push_back(ShapeDistance(*it,
intersections.results[i]));
hits.push_back(ShapeDistance(*it, intersect_dist));
}
}
}