Modified ComputePressureD3Q19 so zero is assigned inside solid
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b2c2b8d73a
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908b7fbb89
11
gpu/D3Q19.cu
11
gpu/D3Q19.cu
@ -302,15 +302,18 @@ __global__ void dvc_ComputePressureD3Q19(char *ID, double *disteven, double *di
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// distributions
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double f0,f1,f2,f3,f4,f5,f6,f7,f8,f9;
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double f10,f11,f12,f13,f14,f15,f16,f17,f18;
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chard id;
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N = Nx*Ny*Nz;
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int S = N/NBLOCKS/NTHREADS + 1;
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for (int s=0; s<S; s++){
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//........Get 1-D index for this thread....................
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n = S*blockIdx.x*blockDim.x + s*blockDim.x + threadIdx.x;
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if (n<N && ID[n] > 0){
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//........................................................................
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if (n<N){
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id = ID[n];
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if (id == 0) Pressure[n] = 0.0;
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else{
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//.......................................................................
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// Registers to store the distributions
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//........................................................................
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f0 = disteven[n];
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@ -336,7 +339,7 @@ __global__ void dvc_ComputePressureD3Q19(char *ID, double *disteven, double *di
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//.................Compute the velocity...................................
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Pressure[n] = 0.3333333333333333*(f0+f2+f1+f4+f3+f6+f5+f8+f7+f10+
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f9+f12+f11+f14+f13+f16+f15+f18+f17);
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}
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}
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}
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}
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