void RandomParkMiller::Skip(unsigned long numberOfPaths){
MJArray tmp(GetDimensionality());
for(unsigned long j=0;j<numberOfPaths;j++){
GetUniforms(tmp);
}
}
bool RenderEngine::Initialize(ShaderProgram * shaderP)
{
if (!BufferManager::Initialize())return false;
m_shaderProgramPtr = shaderP;
if (!GetUniforms())return false;
GameLogger::Log(LogMsgType::cProcess, "RenderEngine::Initialize() successful.");
return true;
}
void RandomBase::GetGaussian(std::vector<double>& variates)
{
GetUniforms(variates);
for (unsigned long i = 0; i < Dimensionality; i++)
{
double x = variates[i];
variates[i] = InverseCumulativeNormal(x);
}
}
void AntiThetic::Skip(unsigned long numberOfPaths)
{
if (numberOfPaths ==0) return;
if (OddEven){
OddEven = false;
numberOfPaths--;
}
InnerGenerator->Skip(numberOfPaths / 2);
if (numberOfPaths % 2){
MJArray tmp(GetDimensionality());
GetUniforms(tmp);
}
}
void AntiThetic::Skip(unsigned long numberOfPaths)
{
if (numberOfPaths == 0)
return;
if (!OddEven) {
OddEven = true; // ensure the skip is considered from an odd position
--numberOfPaths;
}
InnerGenerator->Skip(numberOfPaths / 2);
if (numberOfPaths % 2)
{
std::vector<double> tmp(GetDimensionality());
GetUniforms(tmp);
}
}
void AntiThetic::Skip(unsigned long numberOfPaths)
{
//not skip
if (numberOfPaths==0) return;
// if next step have to do anti-thetic, reverse the flag and reduce one path
if (OddEven)
{
OddEven = false;
numberOfPaths--;
}
InnerGenerator -> Skip(numberOfPaths/2);
if (numberOfPaths %2)
{
MJArray tmp(GetDimensionality());
GetUniforms(tmp);
}
}
//----------------------------------------------
Shader::ShaderPtr Shader::Create(const char* vs, const char* fs)
{
ShaderPtr shader(new Shader());
std::vector<GLuint> stages;
stages.push_back(CompileShader(vs, GL_VERTEX_SHADER));
stages.push_back(CompileShader(fs, GL_FRAGMENT_SHADER));
if (LinkShader(shader->impl->obj, stages))
{
shader->Activate();
GetUniforms(shader->impl->obj, shader->impl->paramList);
shader->Deactivate();
}
else
{
shader.reset();
shader = NULL;
}
std::for_each(stages.begin(), stages.end(), glDeleteShader);
return shader;
}
void RandomParkMiller::Skip(unsigned long NumberOfPaths)
{
std::vector<double> tmp(GetDimensionality());
for(unsigned long j=0; j<NumberOfPaths; j++)
GetUniforms(tmp);
}