I have a kernel as
__global__ static void CalcSTLDistance_Kernel(Integer ComputeParticleNumber)
{
//const Integer TID = CudaGetTargetID();
const Integer ID =CudaGetTargetID();
/*if(ID >= ComputeParticleNumber)
{
return ;
}*/
CDistance NearestDistance;
Integer NearestID = -1;
NearestDistance.Magnitude = 1e8;
NearestDistance.Direction.x = 0;
NearestDistance.Direction.y = 0;
NearestDistance.Direction.z = 0;//make_Scalar3(0,0,0);
//if(c_daOutputParticleID[ID] < -1)
//{
// c_daSTLDistance[ID] = NearestDistance;
// c_daSTLID[ID] = NearestID;
// return;
//}
//Scalar3 TargetPosition = c_daParticlePosition[ID];
Integer TriangleID;
Integer CIDX, CIDY, CIDZ;
Integer CID = GetCellID(&CONSTANT_BOUNDINGBOX,&c_daParticlePosition[ID],CIDX, CIDY, CIDZ);
if(CID >=0 && CID < c_CellNum)
{
//Integer Range = 1;
for(Integer k = -1; k <= 1; ++k)
{
for(Integer j = -1; j <= 1; ++j)
{
for(Integer i = -1; i <= 1; ++i)
{
Integer MCID = GetCellID(&CONSTANT_BOUNDINGBOX,CIDX +i, CIDY + j,CIDZ + k);
if(MCID < 0 || MCID >= c_CellNum)
{
continue;
}
unsigned int TriangleNum = c_daCell[MCID].m_TriangleNum;
Integer *TID;
TID = new Integer[TriangleNum];
//TID[1] = c_daCell[MCID].m_TriangleID[1];
for(unsigned int l = 0; l < TriangleNum; ++l)
{
TriangleID = c_daCell[MCID].m_TriangleID[l];
/*if(c_daTrianglesParameters[c_daTriangles[TriangleID].ModelIDNumber].isDrag)
{
continue;
}*/
if( TriangleID >= 0 && TriangleID < c_TriangleNum && TriangleID != NearestID)// No need to calculate again for the same triangle
{
CDistance Distance ;
Distance.Magnitude = CalcDistance(&c_daTriangles[TriangleID], &c_daParticlePosition[ID], &Distance.Direction);
if(Distance.Magnitude < NearestDistance.Magnitude)
{
NearestDistance = Distance;
NearestID = TriangleID;
}
}
}
delete [] TID;
}
}
}
}
c_daSTLDistance[ID] = NearestDistance;
c_daSTLID[ID] = NearestID;
}
runs fine when TID[1] = c_daCell[MCID].m_TriangleID[1]; is commented and when I uncomment it it shows
Invalid global read of size 4
========= at 0x000015d0 in STLDistance
========= by thread (0,0,0) in block (1,0,0)
========= Address 0x200ffb428 is out of bounds
is there any limitation to local memory for each thread or something???