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https://github.com/smyalygames/FiniteVolumeGPU.git
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feat(GPUSimulator): add the extra variables introduced in SWWECommon for all other algorithms
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@@ -116,7 +116,17 @@ __global__ void WAFKernel(
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//Output h^{n+1}
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float* h1_ptr_, int h1_pitch_,
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float* hu1_ptr_, int hu1_pitch_,
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float* hv1_ptr_, int hv1_pitch_) {
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float* hv1_ptr_, int hv1_pitch_,
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//Subarea of internal domain to compute
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int x0=0, int y0=0,
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int x1=0, int y1=0) {
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if(x1 == 0)
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x1 = nx_;
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if(y1 == 0)
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y1 = ny_;
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const unsigned int w = BLOCK_WIDTH;
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const unsigned int h = BLOCK_HEIGHT;
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@@ -131,9 +141,9 @@ __global__ void WAFKernel(
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//Read into shared memory Q from global memory
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readBlock<w, h, gc_x, gc_y, 1, 1>( h0_ptr_, h0_pitch_, Q[0], nx_, ny_, boundary_conditions_);
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readBlock<w, h, gc_x, gc_y, -1, 1>(hu0_ptr_, hu0_pitch_, Q[1], nx_, ny_, boundary_conditions_);
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readBlock<w, h, gc_x, gc_y, 1, -1>(hv0_ptr_, hv0_pitch_, Q[2], nx_, ny_, boundary_conditions_);
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readBlock<w, h, gc_x, gc_y, 1, 1>( h0_ptr_, h0_pitch_, Q[0], nx_, ny_, boundary_conditions_, x0, y0, x1, y1);
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readBlock<w, h, gc_x, gc_y, -1, 1>(hu0_ptr_, hu0_pitch_, Q[1], nx_, ny_, boundary_conditions_, x0, y0, x1, y1);
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readBlock<w, h, gc_x, gc_y, 1, -1>(hv0_ptr_, hv0_pitch_, Q[2], nx_, ny_, boundary_conditions_, x0, y0, x1, y1);
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__syncthreads();
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@@ -170,9 +180,9 @@ __global__ void WAFKernel(
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// Write to main memory for all internal cells
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writeBlock<w, h, gc_x, gc_y>( h1_ptr_, h1_pitch_, Q[0], nx_, ny_, 0, 1);
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writeBlock<w, h, gc_x, gc_y>(hu1_ptr_, hu1_pitch_, Q[1], nx_, ny_, 0, 1);
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writeBlock<w, h, gc_x, gc_y>(hv1_ptr_, hv1_pitch_, Q[2], nx_, ny_, 0, 1);
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writeBlock<w, h, gc_x, gc_y>( h1_ptr_, h1_pitch_, Q[0], nx_, ny_, 0, 1, x0, y0, x1, y1);
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writeBlock<w, h, gc_x, gc_y>(hu1_ptr_, hu1_pitch_, Q[1], nx_, ny_, 0, 1, x0, y0, x1, y1);
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writeBlock<w, h, gc_x, gc_y>(hv1_ptr_, hv1_pitch_, Q[2], nx_, ny_, 0, 1, x0, y0, x1, y1);
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}
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} // extern "C"
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