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Refactoring - broke 2nd order

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This commit is contained in:
André R. Brodtkorb
2018-11-09 11:46:34 +01:00
parent 812ebcc9ba
commit e98ae0a979
21 changed files with 499023 additions and 611 deletions
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38
GPUSimulators/cuda/SWE2D_HLL2.cu
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@@ -130,7 +130,8 @@ __global__ void HLL2Kernel(
float theta_,
int step_,
int step_order_,
int boundary_conditions_,
//Input h^n
float* h0_ptr_, int h0_pitch_,
@@ -153,19 +154,12 @@ __global__ void HLL2Kernel(
__shared__ float F[3][h+4][w+4];
//Read into shared memory
readBlock<w, h, gc>( h0_ptr_, h0_pitch_, Q[0], nx_+2, ny_+2);
readBlock<w, h, gc>(hu0_ptr_, hu0_pitch_, Q[1], nx_+2, ny_+2);
readBlock<w, h, gc>(hv0_ptr_, hv0_pitch_, Q[2], nx_+2, ny_+2);
__syncthreads();
//Set boundary conditions
noFlowBoundary<w, h, gc, 1, 1>(Q[0], nx_, ny_);
noFlowBoundary<w, h, gc, -1, 1>(Q[1], nx_, ny_);
noFlowBoundary<w, h, gc, 1, -1>(Q[2], nx_, ny_);
__syncthreads();
readBlock<w, h, gc, 1, 1>( h0_ptr_, h0_pitch_, Q[0], nx_, ny_, boundary_conditions_);
readBlock<w, h, gc, -1, 1>(hu0_ptr_, hu0_pitch_, Q[1], nx_, ny_, boundary_conditions_);
readBlock<w, h, gc, 1, -1>(hv0_ptr_, hv0_pitch_, Q[2], nx_, ny_, boundary_conditions_);
//Step 0 => evolve x first, then y
if (step_ == 0) {
if (getStep(step_order_) == 0) {
//Compute fluxes along the x axis and evolve
minmodSlopeX<w, h, gc, vars>(Q, Qx, theta_);
__syncthreads();
@@ -174,12 +168,6 @@ __global__ void HLL2Kernel(
evolveF<w, h, gc, vars>(Q, F, dx_, dt_);
__syncthreads();
//Set boundary conditions
noFlowBoundary<w, h, gc, 1, 1>(Q[0], nx_, ny_);
noFlowBoundary<w, h, gc, -1, 1>(Q[1], nx_, ny_);
noFlowBoundary<w, h, gc, 1, -1>(Q[2], nx_, ny_);
__syncthreads();
//Compute fluxes along the y axis and evolve
minmodSlopeY<w, h, gc, vars>(Q, Qx, theta_);
__syncthreads();
@@ -198,12 +186,6 @@ __global__ void HLL2Kernel(
evolveG<w, h, gc, vars>(Q, F, dy_, dt_);
__syncthreads();
//Set boundary conditions
noFlowBoundary<w, h, gc, 1, 1>(Q[0], nx_, ny_);
noFlowBoundary<w, h, gc, -1, 1>(Q[1], nx_, ny_);
noFlowBoundary<w, h, gc, 1, -1>(Q[2], nx_, ny_);
__syncthreads();
//Compute fluxes along the x axis and evolve
minmodSlopeX<w, h, gc, vars>(Q, Qx, theta_);
__syncthreads();
@@ -217,9 +199,11 @@ __global__ void HLL2Kernel(
// Write to main memory for all internal cells
writeBlock<w, h, 2>( h1_ptr_, h1_pitch_, Q[0], nx_, ny_);
writeBlock<w, h, 2>(hu1_ptr_, hu1_pitch_, Q[1], nx_, ny_);
writeBlock<w, h, 2>(hv1_ptr_, hv1_pitch_, Q[2], nx_, ny_);
const int step = getStep(step_order_);
const int order = getOrder(step_order_);
writeBlock<w, h, 2>( h1_ptr_, h1_pitch_, Q[0], nx_, ny_, step, order);
writeBlock<w, h, 2>(hu1_ptr_, hu1_pitch_, Q[1], nx_, ny_, step, order);
writeBlock<w, h, 2>(hv1_ptr_, hv1_pitch_, Q[2], nx_, ny_, step, order);
}
} // extern "C"