CSG/tests/intersect_leaf_cylinder_midlevel_test.cc

0001 /**
0002 intersect_leaf_cylinder_midlevel_test.cc
0003 =========================================
0004
0005 **/
0006
0007 #include "OPTICKS_LOG.hh"
0008 #include <cmath>
0009
0010
0011 #include "scuda.h"
0012 #include "squad.h"
0013 #include "sqat4.h"
0014
0015 #define DEBUG 1
0016 #include "csg_intersect_leaf.h"
0017
0018
0019
0020
0021 void midlevel_test()
0022 {
0023     CSGNode nd = CSGNode::Cylinder( 100.f , -1.f, 1.f ) ;
0024
0025     bool valid_isect(false);
0026     float4 isect = make_float4( 0.f, 0.f, 0.f, 0.f );
0027
0028     float t_min = 2.f ;
0029     float3 ray_origin    = make_float3(  0.f, 0.f, 0.f );
0030     float3 ray_direction = make_float3(  0.f, 0.f, 1.f );
0031
0032     float3& o = ray_origin ;
0033     float3& v = ray_direction ;
0034
0035     for( float x=-150.f ; x <= 150.f ; x += 10.f )
0036     {
0037         o.x = x ;
0038         valid_isect = intersect_leaf( isect, &nd , nullptr, nullptr, t_min, o, v );
0039
0040         printf("//midlevel_test: o (%10.4f %10.4f %10.4f) v (%10.4f %10.4f %10.4f) valid_isect %d i ( %10.4f %10.4f %10.4f %10.4f ) \n",
0041              o.x, o.y, o.z,
0042              v.x, v.y, v.z,
0043              valid_isect,
0044              isect.x, isect.y, isect.z, isect.w );
0045     }
0046 }
0047
0048 int main(int argc, char** argv)
0049 {
0050     OPTICKS_LOG(argc, argv);
0051
0052     midlevel_test();
0053
0054     return 0 ;
0055 }
0056
0057
0058