diff options
author | Anton Khirnov <anton@khirnov.net> | 2019-04-09 09:45:16 +0200 |
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committer | Anton Khirnov <anton@khirnov.net> | 2020-07-13 10:58:04 +0200 |
commit | f52486a2382b5e1036b608d663ccece5d2de220d (patch) | |
tree | b6e0303132a03d6bf581eaa9b452b048c3d5a96e /transfer.c | |
parent | b487acb4843a8413ddcecce398a44d0c7c050c61 (diff) |
egs: add higher-order finite difference operators
Diffstat (limited to 'transfer.c')
-rw-r--r-- | transfer.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -129,9 +129,10 @@ static int transfer_factors_lagrange(GridTransferContext *ctx, unsigned int dim) for (ptrdiff_t idx_dst = 0; idx_dst < ctx->dst.size[dim]; idx_dst++) { const ptrdiff_t idx_src = (ptrdiff_t)(scale * (idx_dst + ctx->dst.start[dim])) - ctx->src.start[dim] - (priv->stencil / 2 - 1); const double coord_dst = (idx_dst + ctx->dst.start[dim]) * step_dst; - double *fact = priv->fact[dim] + priv->stencil * idx_dst; + //idx_src = MAX(MIN(idx_src, ctx->src.size[dim] - priv->stencil - 1), 0); + for (int i = 0; i < priv->stencil; i++) coord_src[i] = (idx_src + ctx->src.start[dim] + i) * step_src; |