hb3p8

  std::ofstream aFile ( "Mesh.obj" );

  for (int i = 0; i < aMesh->numVertices(); ++i) {
    aFile << "v " << aMesh->vertices()[i].x() << " "
                  << aMesh->vertices()[i].y() << " "
                  << aMesh->vertices()[i].z() << std::endl;
  }

  for (int i = 0; i < aMesh->numVertices(); ++i) {
    aFile << "vn " << aMesh->normals()[i].x() << " "

hb3p8

void BRepMesh_RestoreOrientationTool::WriteMesh (const std::string& theFileName)
{
  // write obj file
  std::ofstream myfile;
  myfile.open (theFileName);

  const Handle(BRepMesh_TriangulatedPatch)& aPatch = myPatches.back();

  for (int i = 0; i < aPatch->Vertices.size(); ++i) {
    BVH_Vec3d aVert = aPatch->Vertices[i];

hb3p8

  HANDLE hConsole = GetStdHandle (STD_OUTPUT_HANDLE);
  const int aDefaultColor = FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED;

  auto printTable = [&](const std::set<Standard_Integer>& theRemSet) {
    return; // disabled

    std::cout << setw (3) << " ";
    for (int j = 0; j < aTableSize; ++j) {
      std::cout << setw (6) << j;
    }

hb3p8

http://lightofdawn.org/wiki/wiki.cgi/-wiki/NewAppsOnOldGlibc

hb3p8

uint, LCG

http://www.reedbeta.com/blog/2013/01/12/quick-and-easy-gpu-random-numbers-in-d3d11/

int

https://github.com/openglsuperbible/sb6code/blob/master/bin/media/shaders/ssao/ssao.fs.glsl http://math.stackexchange.com/questions/337782/pseudo-random-number-generation-on-the-gpu

XOR

http://www.trentreed.net/blog/screen-space-ambient-occlusion/

hb3p8

typedef double          real;
typedef Eigen::Vector2d vec2;
typedef Eigen::Vector2i int2;
typedef Eigen::Vector4i int4;

vec2 mix (vec2 a, vec2 b, real c) {
  return (a + b) * c;
}

hb3p8

// Spherical linear interpolation between unit quaternions q1 and q2 with interpolation parameter t.
Quaternion slerp(Quaternion q1, Quaternion q2, float t)
{
   float w1, x1, y1, z1, w2, x2, y2, z2, w3, x3, y3, z3;
   Quaternion q2New;
   float theta, mult1, mult2;

   w1 = q1.getW(); x1 = q1.getX(); y1 = q1.getY(); z1 = q1.getZ(); 
   w2 = q2.getW(); x2 = q2.getX(); y2 = q2.getY(); z2 = q2.getZ();
   

hb3p8

{
    // NOTE: You should always edit options in user file, not this file.

    // Print debug message
    "debug": false,

    // Auto format on file save
    "autoformat_on_save": false,

    // The mapping key is `syntax name`, and the value is `formatting mode`.

hb3p8

// =======================================================================
// function : PrintPretty
// purpose  :
// =======================================================================
void RayTraceGPU_Node::PrintPretty (std::string thePrefix, bool isLeft, int theLevel) const
{
  if (IsLeaf())
  {
    thePrefix.erase(thePrefix.size() - 2, 2);
    thePrefix += isLeft ? "|-" : "\xC0-";

hb3p8

ivec4 ObjectNearestHit (in int theBVHOffset, in int theVrtOffset, in int theTrgOffset,
  in SRay theRay, in vec3 theInverse, inout SIntersect theHit, in int theSentinel)
{
  int aHead = theSentinel; // stack pointer
  int aNode = 0;           // node to visit

  ivec4 aTriIndex = INALID_HIT;

  float aTimeOut;
  float aTimeLft;