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Unverified Commit 393a4dbd authored by Peter Eastman's avatar Peter Eastman Committed by GitHub
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Fixed compilation error on low end GPUs (#3121)

parent d8ef57fe
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Showing with 4 additions and 4 deletions
platforms/common/src/kernels/ewald.cc
View file @ 393a4dbd
......@@ -59,7 +59,7 @@ KERNEL void calculateEwaldCosSinSums(GLOBAL mixed* RESTRICT energyBuffer, GLOBAL
* previous routine.
*/
KERNEL void calculateEwaldForces(GLOBAL mm_ulong* RESTRICT forceBuffers, GLOBAL const real4* RESTRICT posq, GLOBAL const real2* RESTRICT cosSinSum, real4 periodicBoxSize) {
KERNEL void calculateEwaldForces(GLOBAL mm_long* RESTRICT forceBuffers, GLOBAL const real4* RESTRICT posq, GLOBAL const real2* RESTRICT cosSinSum, real4 periodicBoxSize) {
unsigned int atom = GLOBAL_ID;
real3 reciprocalBoxSize = make_real3(2*M_PI/periodicBoxSize.x, 2*M_PI/periodicBoxSize.y, 2*M_PI/periodicBoxSize.z);
real reciprocalCoefficient = ONE_4PI_EPS0*4*M_PI/(periodicBoxSize.x*periodicBoxSize.y*periodicBoxSize.z);
......@@ -102,9 +102,9 @@ KERNEL void calculateEwaldForces(GLOBAL mm_ulong* RESTRICT forceBuffers, GLOBAL
// Record the force on the atom.
ATOMIC_ADD(&forceBuffers[atom], (mm_ulong) ((mm_long) (force.x*0x100000000)));
ATOMIC_ADD(&forceBuffers[atom+PADDED_NUM_ATOMS], (mm_ulong) ((mm_long) (force.y*0x100000000)));
ATOMIC_ADD(&forceBuffers[atom+2*PADDED_NUM_ATOMS], (mm_ulong) ((mm_long) (force.z*0x100000000)));
forceBuffers[atom] += (mm_long) (force.x*0x100000000);
forceBuffers[atom+PADDED_NUM_ATOMS] += (mm_long) (force.y*0x100000000);
forceBuffers[atom+2*PADDED_NUM_ATOMS] += (mm_long) (force.z*0x100000000);
atom += GLOBAL_SIZE;
}
}
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