Terrain::Terrain(int maxX, int maxY, int fequencyDivisor) {
this->frequencyDivisor = fequencyDivisor;
srand(time(NULL));
for (int i = 0; i < maxX / fequencyDivisor; i++) {
for (int j = 0; j < maxY / fequencyDivisor; j++) {
createSeed(i, j);
}
}
this->bounds = makeBounds(0, 0, maxY / frequencyDivisor, maxY / frequencyDivisor);
}
static void newProposal( MEX_ARGS ) {
if( nlhs == 0 ) {
mexErrMsgTxt("newProposal expected one return argument");
return;
}
// Create an empty unary
ProposalSettings prop_settings;
prop_settings.unaries.clear();
// Add all settings
for ( int i=0; i<nrhs; i++ ) {
std::string c = toString( prhs[i] );
// Process the command
if (c == "max_iou") {
if( i+1>=nrhs || !mxIsNumeric(prhs[i+1]) )
mexErrMsgTxt("max_iou numeric argument required");
prop_settings.max_iou = mxGetScalar(prhs[i+1]);
i++;
}
else if (c == "seed") {
if( i+1>=nrhs || !mxIsChar(prhs[i+1]) )
mexErrMsgTxt("seed string argument required");
prop_settings.foreground_seeds = createSeed( toString( prhs[i+1] ) );
i++;
}
else if (c == "unary") {
if( i+4 >= nrhs || !mxIsNumeric(prhs[i+1]) || !mxIsNumeric(prhs[i+2]) || !mxIsChar(prhs[i+3]) || !mxIsChar(prhs[i+4]) )
mexErrMsgTxt("unary N_S:int N_T:int fg_unary:string bg_unary:string [min_size:float max_side:float]");
const int N_S = mxGetScalar(prhs[i+1]), N_T = mxGetScalar(prhs[i+2]);
std::string fg_unary = toString( prhs[i+3] ), bg_unary = toString( prhs[i+4] );
float min_size = 0.0, max_size=0.75;
if( i+6 <= nrhs && mxIsNumeric(prhs[i+5]) && mxIsNumeric(prhs[i+5]) ) {
min_size = mxGetScalar( prhs[i+5] );
max_size = mxGetScalar( prhs[i+6] );
i += 2;
}
prop_settings.unaries.push_back( ProposalSettings::UnarySettings( N_S, N_T, createUnaryFromString( fg_unary ), createUnaryFromString( bg_unary ), min_size, max_size ) );
i+=4;
}
else {
mexErrMsgTxt(("Setting '"+c+"' not found").c_str());
}
}
plhs[0] = ptr2Mat( std::make_shared<Proposal>( prop_settings ) );
}
/*
* Use this function to create new terrain and destroy old terrain that is outside of the max range.
* For example, we can shift +x/+y and dealloc the old blocks that were part of the original terrain
* but not within the new range.
*
* (-x, +y) (+x, +y)
* ______
* | |
* | |
* |____|
*
* (-x, -y) (+x, -y)
*
*/
void Terrain::shift(int idx, int idy) {
int dx = idx / frequencyDivisor;
int dy = idy / frequencyDivisor;
// move bounds and create new seeds
shiftBounds(this->bounds, dx, dy);
for (int i = bounds.xmin; i <= bounds.xmax; i++) {
for (int j = bounds.ymin; j <= bounds.ymax; j++) {
createSeed(i, j, true);
}
}
// clean up the heightmap cache
// for (Point p : heightmap.keys()) {
// if (p.x > bounds.xmax || p.x < bounds.xmin || p.y > bounds.ymax || p.y < bounds.ymin) {
// heightmap.remove(p);
// }
// }
}
Allocator2Test(TestCase tc)
: testCase_(tc)
, LOOPS(testTable[testCase_].loop_)
{
createSeed(1, srcData_);
}
