eu07/maszyna
16
0
Fork 0
mirror of https://github.com/MaSzyna-EU07/maszyna.git synced 2026-07-21 13:39:18 +02:00
Code Issues 123 Wiki Activity

build 170731. cascade shadow maps stub, support for additional debug camera

Browse Source
This commit is contained in:
tmj-fstate
2017-08-01 03:15:19 +02:00
parent 01ef6b3887
commit c8a70e5280
13 changed files with 213 additions and 214 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
usefull.h
View File

@@ -80,4 +80,19 @@ degenerate( VecType_ const &Vertex1, VecType_ const &Vertex2, VecType_ const &Ve
return ( glm::length2( glm::cross( Vertex2 - Vertex1, Vertex3 - Vertex1 ) ) == 0.0 );
}
// calculates bounding box for provided set of points
template <class Iterator_, class VecType_>
void
bounding_box( VecType_ &Mincorner, VecType_ &Maxcorner, Iterator_ First, Iterator_ Last ) {
Mincorner = VecType_( typename std::numeric_limits<VecType_::value_type>::max() );
Maxcorner = VecType_( typename std::numeric_limits<VecType_::value_type>::min() );
std::for_each(
First, Last,
[&]( typename Iterator_::value_type &point ) {
Mincorner = glm::min( Mincorner, VecType_{ point } );
Maxcorner = glm::max( Maxcorner, VecType_{ point } ); } );
}
//---------------------------------------------------------------------------