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tsimulation.c: add VTK export for grains - granular - granular dynamics simulat… |
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git clone git://src.adamsgaard.dk/granular |
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README |
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LICENSE |
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--- |
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commit 22b76f0ca163f3753c5f6b973c6320e50edd4491 |
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parent 99c38f2f6c2fd472b1056e8cf72e55a56358f573 |
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Author: Anders Damsgaard <[email protected]> |
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Date: Fri, 19 Mar 2021 18:32:00 +0100 |
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simulation.c: add VTK export for grains |
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Diffstat: |
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M simulation.c | 51 +++++++++++++++++++++++++++++… |
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M simulation.h | 5 +---- |
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2 files changed, 51 insertions(+), 5 deletions(-) |
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--- |
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diff --git a/simulation.c b/simulation.c |
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t@@ -13,7 +13,56 @@ print_grains(FILE *stream, const struct grain *grains, size… |
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{ |
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size_t i; |
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- /* fprintf(stream, "N = %zu\n", n); */ |
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for (i = 0; i < n; i++) |
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grain_print(stream, &grains[i]); |
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} |
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+ |
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+void |
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+print_grains_vtk(FILE *stream, const struct grain *grains, size_t n) |
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+{ |
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+ size_t i; |
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+ |
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+ fprintf(stream, |
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+ "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n" |
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+ "<VTKFile type=\"UnstructuredGrid\" version=\"1.0\" " |
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+ "byte_order=\"LittleEndian\">\n" |
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+ "\t<UnstructuredGrid>\n" |
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+ "\t\t<Piece NumberOfPoints=\"%zu\" NumberOfCells=\"0\"… |
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+ fprintf(stream, |
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+ "\t\t\t<Points>\n" |
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+ "\t\t\t\t<DataArray type=\"Float64\" Name=\"Points\" " |
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+ "NumberOfComponents=\"3\" format=\"ascii\">\n"); |
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+ for (i = 0; i < n; i++) |
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+ fprintf(stream, "%.17g %.17g %.17g ", |
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+ grains[i].pos[0], grains[i].pos[1], grains[i].pos[2]); |
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+ fprintf(stream, "\n"); |
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+ fprintf(stream, |
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+ "\t\t\t\t</DataArray>\n" |
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+ "\t\t\t</Points>\n"); |
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+ |
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+ fprintf(stream, |
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+ "\t\t\t<Cells>\n" |
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+ "\t\t\t\t<DataArray type=\"Int32\" Name=\"connectivity… |
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+ "NumberOfComponents=\"1\" format=\"ascii\"/>\n" |
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+ "\t\t\t\t<DataArray type=\"Int32\" Name=\"offsets\" " |
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+ "NumberOfComponents=\"1\" format=\"ascii\"/>\n" |
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+ "\t\t\t\t<DataArray type=\"UInt8\" Name=\"types\" " |
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+ "NumberOfComponents=\"1\" format=\"ascii\"/>\n" |
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+ "\t\t\t</Cells>\n"); |
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+ |
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+ fprintf(stream, |
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+ "\t\t\t<PointData>\n" |
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+ "\t\t\t\t<DataArray type=\"Float64\" Name=\"Diameter [… |
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+ "NumberOfComponents=\"1\" format=\"ascii\">\n"); |
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+ for (i = 0; i < n; i++) |
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+ fprintf(stream, "%.17g ", grains[i].radius * 2.0); |
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+ fprintf(stream, |
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+ "\n" |
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+ "\t\t\t\t</DataArray>\n" |
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+ "\t\t\t</PointData>\n"); |
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+ |
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+ fprintf(stream, |
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+ "\t\t</Piece>\n" |
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+ "\t</UnstructuredGrid>\n" |
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+ "</VTKFile>\n"); |
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+} |
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diff --git a/simulation.h b/simulation.h |
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t@@ -37,12 +37,9 @@ struct simulation { |
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struct grain *grains; |
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}; |
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-void init_sim(struct simulation *sim); |
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void free_sim(struct simulation *sim); |
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void print_grains(FILE *stream, const struct grain *grains, size_t n); |
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- |
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-void write_output_file(struct simulation *sim, const int normalize); |
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-void print_output(FILE *stream, struct simulation *sim); |
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+void print_grains_vtk(FILE *stream, const struct grain *grains, size_t n); |
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#endif |
