/*=================================================================*/
void SetInitialSeed( int S1, int S2 ){
Ig1[1] = S1; Ig2[1] = S2;
InitGenerator( 1, InitialSeed );
for ( int g = 2 ; g <= NumberOfGenerators; g++ ) {
Ig1[g] = MultMod( A1VW, Ig1[g-1], M1 );
Ig2[g] = MultMod( A2VW, Ig2[g-1], M2 );
InitGenerator( g, InitialSeed );
}
};
bool mitk::MovieGenerator::WriteCurrentFrameToMovie()
{
if (m_renderer)
{
m_renderer->GetRenderWindow()->MakeCurrent();
if(!m_initialized)
{
RenderingManager::GetInstance()->ForceImmediateUpdate(m_renderer->GetRenderWindow());
m_initialized = InitGenerator();
}
if (!m_initialized)
{
TerminateGenerator();
return false;
}
int imgSize = 3 * m_width * m_height;
GLbyte *data = new GLbyte[imgSize];
RenderingManager::GetInstance()->ForceImmediateUpdate(m_renderer->GetRenderWindow());
glReadPixels( 5, 5, m_width, m_height, GL_BGR, GL_UNSIGNED_BYTE, (void*)data );
AddFrame( data );
delete[] data;
}
return true;
}
/*=================================================================*/
void NewSeeds( int consume ) {
IntArrayPtr shuffle;
int i, temp, g, ndx ;
shuffle = new int[NumberOfGenerators+1];
g = consume % NumberOfGenerators ;
AdvanceState( g, consume ) ;
for ( i = 1 ; i <= NumberOfGenerators - 1; i++ ) {
shuffle[i] = BddRandom( g, i + 1, NumberOfGenerators + 1 ) ;
} ;
for ( i = 1 ; i <= NumberOfGenerators - 1 ; i++ ) {
ndx = shuffle[i] ;
temp = Ig1[ndx] ;
Ig1[ndx] = Ig1[i] ;
Ig1[i] = temp ;
temp = Ig2[ndx] ;
Ig2[ndx] = Ig2[i] ;
Ig2[i] = temp ;
InitGenerator( i, InitialSeed );
} ;
InitGenerator( NumberOfGenerators, InitialSeed ) ;
delete(shuffle);
};
bool mitk::MovieGenerator::WriteMovie()
{
bool ok = false;
if (m_stepper)
{
if (m_renderer) m_renderer->GetRenderWindow()->MakeCurrent();
//m_stepper->First();
RenderingManager::GetInstance()->ForceImmediateUpdate(m_renderer->GetRenderWindow());
ok = InitGenerator();
if (!ok)
{
TerminateGenerator();
return false;
}
int imgSize = 3 * m_width * m_height;
printf( "Video size = %i x %i\n", m_width, m_height );
GLbyte *data = new GLbyte[imgSize];
//duplicate steps if pingPong option is switched to on.
unsigned int numOfSteps = m_stepper->GetSteps();
if( m_stepper->GetPingPong() )
numOfSteps*=2;
for (unsigned int i=0; i<numOfSteps; i++)
{
if (m_renderer) m_renderer->GetRenderWindow()->MakeCurrent();
RenderingManager::GetInstance()->ForceImmediateUpdate(m_renderer->GetRenderWindow());
glReadPixels( 5, 5, m_width, m_height, GL_BGR, GL_UNSIGNED_BYTE, (void*)data );
AddFrame( data );
m_stepper->Next();
}
ok = TerminateGenerator();
delete[] data;
}
return ok;
}
/*=================================================================*/
void ResetGenerators( SeedType Where ){
for (int g = 1;g <= NumberOfGenerators; g++) InitGenerator(g,Where);
};
/*=================================================================*/
void SetSeed( int g , int S1, int S2 ) {
Ig1[g] = S1; Ig2[g] = S2;
InitGenerator( g, InitialSeed );
};
