bool LLViewerParcelOverlay::encroachesOnUnowned(const std::vector<LLBBox>& boxes) const
{
// boxes are expected to already be axis aligned
for (U32 i = 0; i < boxes.size(); ++i)
{
LLVector3 min = boxes[i].getMinAgent();
LLVector3 max = boxes[i].getMaxAgent();
S32 left = S32(llclamp((min.mV[VX] / PARCEL_GRID_STEP_METERS), 0.f, REGION_WIDTH_METERS - 1));
S32 right = S32(llclamp((max.mV[VX] / PARCEL_GRID_STEP_METERS), 0.f, REGION_WIDTH_METERS - 1));
S32 top = S32(llclamp((min.mV[VY] / PARCEL_GRID_STEP_METERS), 0.f, REGION_WIDTH_METERS - 1));
S32 bottom = S32(llclamp((max.mV[VY] / PARCEL_GRID_STEP_METERS), 0.f, REGION_WIDTH_METERS - 1));
for (S32 row = top; row <= bottom; row++)
{
for (S32 column = left; column <= right; column++)
{
U8 type = ownership(row, column);
if ((PARCEL_SELF != type))
{
return true;
}
}
}
}
return false;
}
BOOL LLViewerParcelOverlay::isOwnedOther(const LLVector3& pos) const
{
S32 row = S32(pos.mV[VY] / PARCEL_GRID_STEP_METERS);
S32 column = S32(pos.mV[VX] / PARCEL_GRID_STEP_METERS);
U8 overlay = ownership(row, column);
return (PARCEL_OWNED == overlay || PARCEL_FOR_SALE == overlay);
}
int main(int argc, const char* argv[])
{
// insert code here...
std::cout << "Hello, World!\n";
int v{};
std::cout << "v is " << v << std::endl;
foo f;
std::cout << "f is " << f.v << std::endl;
bar b{2};
std::cout << "b is " << b.v << std::endl;
constexpr static int num = 10;
static_assert(0x2 == 2, "foobar");
//static_assert(0x2 == 0x20, "barfoo");
structDeclarations();
libthing();
inheritance();
with_type<Bodyless>(5);
ctors();
ownership();
static_func_wrapping();
return 0;
}
int main(int argc, char * const argv[])
{
u8 *buf;
off_t fp;
int ok=0;
if(sizeof(u8)!=1 || sizeof(u32)!=4)
{
fprintf(stderr, "%s: compiler incompatibility\n", argv[0]);
exit(255);
}
/* Set default option values */
opt.devmem=DEFAULT_MEM_DEV;
opt.flags=0;
if(parse_command_line(argc, argv)<0)
exit(2);
if(opt.flags & FLAG_HELP)
{
print_help();
return 0;
}
if(opt.flags & FLAG_VERSION)
{
printf("%s\n", VERSION);
return 0;
}
if((buf=mem_chunk(0xE0000, 0x20000, opt.devmem))==NULL)
exit(1);
for(fp=0; !ok && fp<=0x1FFF0; fp+=16)
{
u8 *p=buf+fp;
if(memcmp((char *)p, "32OS", 4)==0)
{
off_t len=p[4]*10+5;
if(fp+len-1<=0x1FFFF)
{
u32 base;
if((base=decode(p)))
{
ok=1;
ownership(base, argv[0], opt.devmem);
}
}
}
}
free(buf);
return 0;
}
void StructuredGrid2D::init(Size nCellsI, Size nCellsJ, Scalar lx, Scalar ly, int nbuff)
{
auto dim = computeBlockDims(false);
_comm->printf("Grid partitioning dimensions (%d,%d).\n", (int)dim[0], (int)dim[1]);
std::vector<int> ownership(nCellsI * nCellsJ);
std::array<Size, 2> irange = {0, 0}, jrange = {0, 0};
std::array<Size, 2> irangeLocal = {0, 0}, jrangeLocal = {0, 0};
Size qi = nCellsI / dim[0];
Size ri = nCellsI % dim[0];
Size qj = nCellsJ / dim[1];
Size rj = nCellsJ % dim[1];
for(auto blockJ = 0, proc = 0; blockJ < dim[1]; ++blockJ)
for(auto blockI = 0; blockI < dim[0]; ++blockI, ++proc)
{
irange[0] = blockI * qi + std::min(ri, (Size)blockI);
irange[1] = irange[0] + qi + (ri > blockI ? 1 : 0);
jrange[0] = blockJ * qj + std::min(rj, (Size)blockJ);
jrange[1] = jrange[0] + qj + (rj > blockJ ? 1 : 0);
for(auto j = jrange[0]; j < jrange[1]; ++j)
for(auto i = irange[0]; i < irange[1]; ++i)
ownership[j * nCellsI + i] = proc;
if(proc == _comm->rank())
{
irangeLocal[0] = std::max((int)irange[0] - nbuff, 0);
irangeLocal[1] = std::min((int)irange[1] + nbuff, (int)nCellsI);
jrangeLocal[0] = std::max((int)jrange[0] - nbuff, 0);
jrangeLocal[1] = std::min((int)jrange[1] + nbuff, (int)nCellsJ);
}
}
std::vector<int> localOwnership;
std::vector<Label> localGlobalIds;
for(auto j = jrangeLocal[0]; j < jrangeLocal[1]; ++j)
for(auto i = irangeLocal[0]; i < irangeLocal[1]; ++i)
{
localGlobalIds.emplace_back(j * nCellsI + i);
localOwnership.emplace_back(ownership[localGlobalIds.back()]);
}
Scalar dx = lx / nCellsI;
Scalar dy = ly / nCellsJ;
auto xb = std::make_pair(dx * irangeLocal[0], dx * irangeLocal[1]);
auto yb = std::make_pair(dy * jrangeLocal[0], dy * jrangeLocal[1]);
init(irangeLocal[1] - irangeLocal[0], jrangeLocal[1] - jrangeLocal[0], xb, yb);
initParallel(localOwnership, localGlobalIds);
}
U8 LLViewerParcelOverlay::ownership( const LLVector3& pos) const
{
S32 row = S32(pos.mV[VY] / PARCEL_GRID_STEP_METERS);
S32 column = S32(pos.mV[VX] / PARCEL_GRID_STEP_METERS);
return ownership(row, column);
}
BOOL LLViewerParcelOverlay::isOwnedGroup(const LLVector3& pos) const
{
S32 row = S32(pos.mV[VY] / PARCEL_GRID_STEP_METERS);
S32 column = S32(pos.mV[VX] / PARCEL_GRID_STEP_METERS);
return (PARCEL_GROUP == ownership(row, column));
}
