change json format
This commit is contained in:
Magnus Ulimoen
parent
ec9dc79704
commit
41935728e1
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@ -1,42 +1,52 @@
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{
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"grids": [
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{
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"name": "grid0",
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"grids": {
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"default": {
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"operators": {
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"xi": "upwind9",
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"eta": "upwind9"
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}
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},
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"grid0": {
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"x": "linspace:-5:0:50",
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"y": "linspace:0:5:50",
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"dirS": "grid1",
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"dirN": "grid1",
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"dirE": "grid3",
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"dirW": "grid3"
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"boundary_conditions": {
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"south": "grid1",
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"north": "grid1",
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"east": "grid3",
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"west": "grid3"
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}
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},
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{
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"name": "grid1",
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"grid1": {
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"x": "linspace:-5:0:50",
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"y": "linspace:-5:0:50",
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"dirS": "grid0",
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"dirN": "grid0",
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"dirE": "grid2",
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"dirW": "grid2"
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"boundary_conditions": {
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"south": "grid0",
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"north": "grid0",
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"east": "grid2",
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"west": "grid2"
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}
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},
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{
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"name": "grid2",
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"grid2": {
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"x": "linspace:0:5:50",
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"y": "linspace:-5:0:50",
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"dirS": "grid3",
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"dirN": "grid3",
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"dirE": "grid1",
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"dirW": "grid1"
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"boundary_conditions": {
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"south": "grid3",
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"north": "grid3",
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"east": "grid1",
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"west": "grid1"
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}
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},
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{
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"name": "grid3",
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"grid3": {
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"x": "linspace:0:5:50",
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"y": "linspace:0:5:50",
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"dirS": "grid2",
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"dirN": "grid2",
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"dirE": "grid0",
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"dirW": "grid0"
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"boundary_conditions": {
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"south": "grid2",
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"north": "grid2",
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"east": "grid0",
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"west": "grid0"
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}
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}
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],
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},
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"integration_time": 2.0,
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"vortex": {
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"x0": -1.0,
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@ -1,150 +1,166 @@
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{
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"grids": [
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{
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"name": "grid00",
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"grids": {
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"grid00": {
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"x": "linspace:-5:-2.5:128",
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"y": "linspace:2.5:5:128",
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"dirS": "grid01",
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"dirN": "grid11",
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"dirE": "grid03",
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"dirW": "grid33"
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"boundary_conditions": {
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"south": "grid01",
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"north": "grid11",
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"east": "grid03",
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"west": "grid33"
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}
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},
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{
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"name": "grid01",
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"grid01": {
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"x": "linspace:-5:-2.5:128",
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"y": "linspace:0:2.5:128",
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"dirS": "grid10",
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"dirN": "grid00",
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"dirE": "grid02",
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"dirW": "grid32"
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"boundary_conditions": {
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"south": "grid10",
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"north": "grid00",
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"east": "grid02",
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"west": "grid32"
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}
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},
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{
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"name": "grid02",
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"grid02": {
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"x": "linspace:-2.5:0:128",
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"y": "linspace:0:2.5:128",
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"dirS": "grid13",
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"dirN": "grid03",
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"dirE": "grid31",
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"dirW": "grid01"
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"boundary_conditions": {
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"south": "grid13",
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"north": "grid03",
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"east": "grid31",
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"west": "grid01"
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}
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},
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{
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"name": "grid03",
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"grid03": {
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"x": "linspace:-2.5:0:128",
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"y": "linspace:2.5:5:128",
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"dirS": "grid02",
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"dirN": "grid12",
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"dirE": "grid30",
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"dirW": "grid00"
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"boundary_conditions": {
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"south": "grid02",
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"north": "grid12",
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"east": "grid30",
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"west": "grid00"
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}
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},
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{
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"name": "grid10",
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"grid10": {
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"x": "linspace:-5:-2.5:128",
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"y": "linspace:-2.5:0:128",
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"dirS": "grid11",
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"dirN": "grid01",
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"dirE": "grid13",
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"dirW": "grid23"
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"boundary_conditions": {
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"south": "grid11",
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"north": "grid01",
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"east": "grid13",
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"west": "grid23"
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}
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},
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{
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"name": "grid11",
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"grid11": {
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"x": "linspace:-5:-2.5:128",
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"y": "linspace:-5:-2.5:128",
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"dirS": "grid00",
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"dirN": "grid10",
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"dirE": "grid12",
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"dirW": "grid22"
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"boundary_conditions": {
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"south": "grid00",
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"north": "grid10",
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"east": "grid12",
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"west": "grid22"
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}
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},
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{
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"name": "grid12",
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"grid12": {
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"x": "linspace:-2.5:0:128",
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"y": "linspace:-5:-2.5:128",
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"dirS": "grid03",
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"dirN": "grid13",
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"dirE": "grid21",
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"dirW": "grid11"
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"boundary_conditions": {
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"south": "grid03",
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"north": "grid13",
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"east": "grid21",
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"west": "grid11"
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}
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},
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{
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"name": "grid13",
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"grid13": {
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"x": "linspace:-2.5:0:128",
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"y": "linspace:-2.5:0:128",
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"dirS": "grid12",
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"dirN": "grid02",
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"dirE": "grid20",
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"dirW": "grid10"
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"boundary_conditions": {
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"south": "grid12",
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"north": "grid02",
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"east": "grid20",
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"west": "grid10"
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}
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},
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{
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"name": "grid20",
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"grid20": {
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"x": "linspace:0:2.5:128",
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"y": "linspace:-2.5:0:128",
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"dirS": "grid21",
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"dirN": "grid31",
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"dirE": "grid23",
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"dirW": "grid13"
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"boundary_conditions": {
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"south": "grid21",
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"north": "grid31",
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"east": "grid23",
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"west": "grid13"
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}
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},
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{
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"name": "grid21",
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"grid21": {
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"x": "linspace:0:2.5:128",
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"y": "linspace:-5:-2.5:128",
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"dirS": "grid30",
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"dirN": "grid20",
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"dirE": "grid22",
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"dirW": "grid12"
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"boundary_conditions": {
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"south": "grid30",
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"north": "grid20",
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"east": "grid22",
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"west": "grid12"
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}
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},
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{
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"name": "grid22",
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"grid22": {
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"x": "linspace:2.5:5:128",
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"y": "linspace:-5:-2.5:128",
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"dirS": "grid33",
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"dirN": "grid23",
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"dirE": "grid11",
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"dirW": "grid21"
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"boundary_conditions": {
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"south": "grid33",
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"north": "grid23",
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"east": "grid11",
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"west": "grid21"
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}
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},
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{
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"name": "grid23",
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"grid23": {
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"x": "linspace:2.5:5:128",
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"y": "linspace:-2.5:0:128",
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"dirS": "grid22",
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"dirN": "grid32",
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"dirE": "grid10",
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"dirW": "grid20"
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"boundary_conditions": {
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"south": "grid22",
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"north": "grid32",
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"east": "grid10",
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"west": "grid20"
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}
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},
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{
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"name": "grid30",
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"grid30": {
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"x": "linspace:0:2.5:128",
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"y": "linspace:2.5:5:128",
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"dirS": "grid31",
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"dirN": "grid21",
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"dirE": "grid33",
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"dirW": "grid03"
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"boundary_conditions": {
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"south": "grid31",
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"north": "grid21",
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"east": "grid33",
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"west": "grid03"
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}
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},
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{
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"name": "grid31",
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"grid31": {
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"x": "linspace:0:2.5:128",
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"y": "linspace:0:2.5:128",
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"dirS": "grid20",
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"dirN": "grid30",
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"dirE": "grid32",
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"dirW": "grid02"
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"boundary_conditions": {
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"south": "grid20",
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"north": "grid30",
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"east": "grid32",
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"west": "grid02"
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}
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},
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{
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"name": "grid32",
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"grid32": {
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"x": "linspace:2.5:5:128",
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"y": "linspace:0:2.5:128",
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"dirS": "grid23",
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"dirN": "grid33",
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"dirE": "grid01",
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"dirW": "grid31"
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"boundary_conditions": {
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"south": "grid23",
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"north": "grid33",
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"east": "grid01",
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"west": "grid31"
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}
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},
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{
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"name": "grid33",
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"grid33": {
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"x": "linspace:2.5:5:128",
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"y": "linspace:2.5:5:128",
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"dirS": "grid32",
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"dirN": "grid22",
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"dirE": "grid00",
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"dirW": "grid30"
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"boundary_conditions": {
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"south": "grid32",
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"north": "grid22",
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"east": "grid00",
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"west": "grid30"
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}
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}
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],
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},
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"integration_time": 2.0,
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"vortex": {
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"x0": -1.0,
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@ -10,6 +10,8 @@ use parsing::{json_to_grids, json_to_vortex};
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mod file;
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use file::*;
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pub(crate) type DiffOp = Either<Box<dyn SbpOperator2d>, Box<dyn UpwindOperator2d>>;
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struct System {
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fnow: Vec<euler::Field>,
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fnext: Vec<euler::Field>,
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@ -20,16 +22,14 @@ struct System {
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bt: Vec<euler::BoundaryCharacteristics>,
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eb: Vec<euler::BoundaryStorage>,
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time: Float,
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operators: Vec<Either<Box<dyn SbpOperator2d>, Box<dyn UpwindOperator2d>>>,
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interpolation_operators: Vec<euler::InterpolationOperators>,
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operators: Vec<DiffOp>,
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}
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impl System {
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fn new(
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grids: Vec<grid::Grid>,
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bt: Vec<euler::BoundaryCharacteristics>,
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interpolation_operators: Vec<euler::InterpolationOperators>,
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operators: Vec<Either<Box<dyn SbpOperator2d>, Box<dyn UpwindOperator2d>>>,
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operators: Vec<DiffOp>,
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) -> Self {
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let fnow = grids
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.iter()
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@ -66,7 +66,6 @@ impl System {
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bt,
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eb,
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time: 0.0,
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interpolation_operators,
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operators,
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}
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}
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@ -83,7 +82,6 @@ impl System {
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let bt = &self.bt;
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let wb = &mut self.wb;
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let mut eb = &mut self.eb;
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let intops = &self.interpolation_operators;
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let operators = &self.operators;
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let rhs = move |fut: &mut [euler::Field],
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@ -91,7 +89,7 @@ impl System {
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time: Float,
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_c: (),
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_mt: &mut ()| {
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let bc = euler::extract_boundaries(prev, &bt, &mut eb, &grids, time, Some(intops));
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let bc = euler::extract_boundaries(prev, &bt, &mut eb, &grids, time);
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pool.scope(|s| {
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for (((((fut, prev), bc), wb), metrics), op) in fut
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.iter_mut()
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@ -162,63 +160,13 @@ fn main() {
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let filecontents = std::fs::read_to_string(&opt.json).unwrap();
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let json = json::parse(&filecontents).unwrap();
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let jgrids = json_to_grids(json["grids"].clone()).unwrap();
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let vortexparams = json_to_vortex(json["vortex"].clone());
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let mut bt = Vec::with_capacity(jgrids.len());
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let determine_bc = |dir: Option<&String>| match dir {
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Some(dir) => {
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if dir == "vortex" {
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euler::BoundaryCharacteristic::Vortex(vortexparams)
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} else if let Some(grid) = dir.strip_prefix("interpolate:") {
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euler::BoundaryCharacteristic::Interpolate(
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jgrids
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.iter()
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.position(|other| other.name.as_ref().map_or(false, |name| name == grid))
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.unwrap(),
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)
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} else {
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euler::BoundaryCharacteristic::Grid(
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jgrids
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.iter()
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.position(|other| other.name.as_ref().map_or(false, |name| name == dir))
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.unwrap(),
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)
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}
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}
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None => euler::BoundaryCharacteristic::This,
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};
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for grid in &jgrids {
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bt.push(euler::BoundaryCharacteristics {
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north: determine_bc(grid.dirn.as_ref()),
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south: determine_bc(grid.dirs.as_ref()),
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east: determine_bc(grid.dire.as_ref()),
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west: determine_bc(grid.dirw.as_ref()),
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});
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}
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let interpolation_operators = jgrids
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.iter()
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.map(|_g| euler::InterpolationOperators {
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north: Some(Box::new(operators::Interpolation4)),
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south: Some(Box::new(operators::Interpolation4)),
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east: Some(Box::new(operators::Interpolation4)),
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west: Some(Box::new(operators::Interpolation4)),
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})
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.collect::<Vec<_>>();
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let grids = jgrids
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.into_iter()
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.map(|egrid| egrid.grid)
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.collect::<Vec<grid::Grid>>();
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let (_names, grids, bt, operators) = json_to_grids(json["grids"].clone(), vortexparams);
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let integration_time: Float = json["integration_time"].as_number().unwrap().into();
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let operators = grids
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.iter()
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.map(|_| Right(Box::new(operators::Upwind4) as Box<dyn UpwindOperator2d>))
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.collect::<Vec<_>>();
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let mut sys = System::new(grids, bt, interpolation_operators, operators);
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let mut sys = System::new(grids, bt, operators);
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sys.vortex(0.0, vortexparams);
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let max_n = {
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|
|
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|
|
@ -1,17 +1,180 @@
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use super::DiffOp;
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use crate::grid::Grid;
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use crate::Float;
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use either::*;
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use json::JsonValue;
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use sbp::utils::h2linspace;
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#[derive(Debug, Clone)]
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pub struct ExtendedGrid {
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pub grid: Grid,
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pub name: Option<String>,
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pub dire: Option<String>,
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pub dirw: Option<String>,
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pub dirn: Option<String>,
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pub dirs: Option<String>,
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pub fn json_to_grids(
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||||
mut jsongrids: JsonValue,
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vortexparams: sbp::euler::VortexParameters,
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) -> (
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Vec<String>,
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Vec<sbp::grid::Grid>,
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Vec<sbp::euler::BoundaryCharacteristics>,
|
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Vec<DiffOp>,
|
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) {
|
||||
let default = jsongrids.remove("default");
|
||||
let default_operator = {
|
||||
let operators = &default["operators"];
|
||||
let defaultxi = operators["xi"].as_str().unwrap_or("upwind4");
|
||||
let defaulteta = operators["eta"].as_str().unwrap_or("upwind4");
|
||||
|
||||
(defaulteta.to_string(), defaultxi.to_string())
|
||||
};
|
||||
/*
|
||||
let default_bc: sbp::utils::Direction<Option<String>> = {
|
||||
let bc = &default["boundary_conditions"];
|
||||
Direction {
|
||||
south: bc["south"].as_str().map(|x| x.to_string()),
|
||||
north: bc["north"].as_str().map(|x| x.to_string()),
|
||||
west: bc["west"].as_str().map(|x| x.to_string()),
|
||||
east: bc["east"].as_str().map(|x| x.to_string()),
|
||||
}
|
||||
};
|
||||
*/
|
||||
let mut names = Vec::new();
|
||||
let mut grids = Vec::new();
|
||||
|
||||
let mut operators: Vec<DiffOp> = Vec::new();
|
||||
for (name, grid) in jsongrids.entries() {
|
||||
names.push(name.to_string());
|
||||
grids.push(json2grid(grid["x"].clone(), grid["y"].clone()).unwrap());
|
||||
|
||||
operators.push({
|
||||
use sbp::operators::*;
|
||||
let opxi = grid["operators"]["xi"]
|
||||
.as_str()
|
||||
.unwrap_or(&default_operator.1);
|
||||
|
||||
let opeta = grid["operators"]["eta"]
|
||||
.as_str()
|
||||
.unwrap_or(&default_operator.1);
|
||||
|
||||
match (opeta, opxi) {
|
||||
("upwind4", "upwind4") => Left(Box::new(Upwind4) as Box<dyn SbpOperator2d>),
|
||||
("upwind9", "upwind9") => Left(Box::new(Upwind9) as Box<dyn SbpOperator2d>),
|
||||
("upwind4h2", "upwind4h2") => Left(Box::new(Upwind4h2) as Box<dyn SbpOperator2d>),
|
||||
("upwind9h2", "upwind9h2") => Left(Box::new(Upwind9h2) as Box<dyn SbpOperator2d>),
|
||||
|
||||
("upwind4", "upwind9") => {
|
||||
Left(Box::new((&Upwind4, &Upwind9)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind4", "upwind4h2") => {
|
||||
Left(Box::new((&Upwind4, &Upwind4h2)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind4", "upwind9h2") => {
|
||||
Left(Box::new((&Upwind4, &Upwind9h2)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
|
||||
("upwind9", "upwind4") => {
|
||||
Left(Box::new((&Upwind9, &Upwind4)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind9", "upwind4h2") => {
|
||||
Left(Box::new((&Upwind9, &Upwind4h2)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind9", "upwind9h2") => {
|
||||
Left(Box::new((&Upwind9, &Upwind9h2)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
|
||||
("upwind4h2", "upwind4") => {
|
||||
Left(Box::new((&Upwind4h2, &Upwind4)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind4h2", "upwind9") => {
|
||||
Left(Box::new((&Upwind4h2, &Upwind9)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind4h2", "upwind9h2") => {
|
||||
Left(Box::new((&Upwind4h2, &Upwind9h2)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
|
||||
("upwind9h2", "upwind4") => {
|
||||
Left(Box::new((&Upwind9h2, &Upwind4)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind9h2", "upwind9") => {
|
||||
Left(Box::new((&Upwind9h2, &Upwind9)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
("upwind9h2", "upwind4h2") => {
|
||||
Left(Box::new((&Upwind9h2, &Upwind4h2)) as Box<dyn SbpOperator2d>)
|
||||
}
|
||||
|
||||
(opeta, opxi) => panic!("combination {} {} not yet implemented", opeta, opxi),
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
let mut bcs = Vec::new();
|
||||
let determine_bc = |dir: Option<&str>| match dir {
|
||||
Some(dir) => {
|
||||
if dir == "vortex" {
|
||||
sbp::euler::BoundaryCharacteristic::Vortex(vortexparams)
|
||||
} else if let Some(grid) = dir.strip_prefix("interpolate:") {
|
||||
use sbp::operators::*;
|
||||
let (grid, int_op) = if let Some(rest) = grid.strip_prefix("4:") {
|
||||
(
|
||||
rest,
|
||||
Box::new(Interpolation4) as Box<dyn InterpolationOperator>,
|
||||
)
|
||||
} else if let Some(rest) = grid.strip_prefix("9:") {
|
||||
(
|
||||
rest,
|
||||
Box::new(Interpolation9) as Box<dyn InterpolationOperator>,
|
||||
)
|
||||
} else if let Some(rest) = grid.strip_prefix("8:") {
|
||||
(
|
||||
rest,
|
||||
Box::new(Interpolation8) as Box<dyn InterpolationOperator>,
|
||||
)
|
||||
} else if let Some(rest) = grid.strip_prefix("9h2:") {
|
||||
(
|
||||
rest,
|
||||
Box::new(Interpolation9h2) as Box<dyn InterpolationOperator>,
|
||||
)
|
||||
} else {
|
||||
(
|
||||
grid,
|
||||
Box::new(Interpolation4) as Box<dyn InterpolationOperator>,
|
||||
)
|
||||
};
|
||||
sbp::euler::BoundaryCharacteristic::Interpolate(
|
||||
names.iter().position(|other| other == grid).unwrap(),
|
||||
int_op,
|
||||
)
|
||||
} else {
|
||||
sbp::euler::BoundaryCharacteristic::Grid(
|
||||
names.iter().position(|other| other == dir).unwrap(),
|
||||
)
|
||||
}
|
||||
}
|
||||
None => sbp::euler::BoundaryCharacteristic::This,
|
||||
};
|
||||
for name in &names {
|
||||
let bc = &jsongrids[name]["boundary_conditions"];
|
||||
let bc_n = determine_bc(bc["north"].as_str());
|
||||
let bc_s = determine_bc(bc["south"].as_str());
|
||||
let bc_e = determine_bc(bc["east"].as_str());
|
||||
let bc_w = determine_bc(bc["west"].as_str());
|
||||
|
||||
let bc = sbp::euler::BoundaryCharacteristics {
|
||||
north: bc_n,
|
||||
south: bc_s,
|
||||
east: bc_e,
|
||||
west: bc_w,
|
||||
};
|
||||
|
||||
bcs.push(bc);
|
||||
}
|
||||
|
||||
(names, grids, bcs, operators)
|
||||
}
|
||||
#[derive(Debug)]
|
||||
enum ArrayForm {
|
||||
/// Only know the one dimension, will broadcast to
|
||||
/// two dimensions once we know about both dims
|
||||
Array1(ndarray::Array1<Float>),
|
||||
/// The usize is the inner dimension (nx)
|
||||
Array2(ndarray::Array2<Float>),
|
||||
}
|
||||
|
||||
use json::JsonValue;
|
||||
/// Parsing json strings to some gridlike form
|
||||
///
|
||||
/// Each grid should be an object with the descriptors on the form
|
||||
|
|
@ -29,245 +192,136 @@ use json::JsonValue;
|
|||
/// Optional parameters:
|
||||
/// * name (for relating boundaries)
|
||||
/// * dir{e,w,n,s} (for boundary terms)
|
||||
pub fn json_to_grids(json: JsonValue) -> Result<Vec<ExtendedGrid>, String> {
|
||||
fn json_to_grid(mut grid: JsonValue) -> Result<ExtendedGrid, String> {
|
||||
#[derive(Debug)]
|
||||
enum ArrayForm {
|
||||
/// Only know the one dimension, will broadcast to
|
||||
/// two dimensions once we know about both dims
|
||||
Array1(ndarray::Array1<Float>),
|
||||
/// The usize is the inner dimension (nx)
|
||||
Array2(ndarray::Array2<Float>),
|
||||
}
|
||||
if grid.is_empty() {
|
||||
return Err("empty object".to_string());
|
||||
}
|
||||
let name = grid.remove("name").take_string();
|
||||
let dire = grid.remove("dirE").take_string();
|
||||
let dirw = grid.remove("dirW").take_string();
|
||||
let dirn = grid.remove("dirN").take_string();
|
||||
let dirs = grid.remove("dirS").take_string();
|
||||
|
||||
let to_array_form = |mut x: JsonValue| {
|
||||
if let Some(s) = x.take_string() {
|
||||
if let Some(s) = s.strip_prefix("linspace:") {
|
||||
let (s, h2) = if let Some(s) = s.strip_prefix("h2:") {
|
||||
(s, true)
|
||||
} else {
|
||||
(s, false)
|
||||
};
|
||||
|
||||
// linspace:start:stop:steps
|
||||
let mut iter = s.split(':');
|
||||
|
||||
let start = iter.next();
|
||||
let start: Float = match start {
|
||||
Some(x) => x.parse().map_err(|e| format!("linspace: {}", e))?,
|
||||
None => return Err(format!("")),
|
||||
};
|
||||
let end = iter.next();
|
||||
let end: Float = match end {
|
||||
Some(x) => x.parse().map_err(|e| format!("linspace: {}", e))?,
|
||||
None => return Err(format!("")),
|
||||
};
|
||||
let steps = iter.next();
|
||||
let steps: usize = match steps {
|
||||
Some(x) => x.parse().map_err(|e| format!("linspace: {}", e))?,
|
||||
None => return Err(format!("")),
|
||||
};
|
||||
if iter.next().is_some() {
|
||||
return Err("linspace: contained more than expected".to_string());
|
||||
}
|
||||
Ok(ArrayForm::Array1(if h2 {
|
||||
h2linspace(start, end, steps)
|
||||
} else {
|
||||
ndarray::Array::linspace(start, end, steps)
|
||||
}))
|
||||
fn json2grid(x: JsonValue, y: JsonValue) -> Result<Grid, String> {
|
||||
let to_array_form = |mut x: JsonValue| {
|
||||
if let Some(s) = x.take_string() {
|
||||
if let Some(s) = s.strip_prefix("linspace:") {
|
||||
let (s, h2) = if let Some(s) = s.strip_prefix("h2:") {
|
||||
(s, true)
|
||||
} else {
|
||||
Err("Could not parse gridline".to_string())
|
||||
(s, false)
|
||||
};
|
||||
|
||||
// linspace:start:stop:steps
|
||||
let mut iter = s.split(':');
|
||||
|
||||
let start = iter.next();
|
||||
let start: Float = match start {
|
||||
Some(x) => x.parse().map_err(|e| format!("linspace: {}", e))?,
|
||||
None => return Err(format!("")),
|
||||
};
|
||||
let end = iter.next();
|
||||
let end: Float = match end {
|
||||
Some(x) => x.parse().map_err(|e| format!("linspace: {}", e))?,
|
||||
None => return Err(format!("")),
|
||||
};
|
||||
let steps = iter.next();
|
||||
let steps: usize = match steps {
|
||||
Some(x) => x.parse().map_err(|e| format!("linspace: {}", e))?,
|
||||
None => return Err(format!("")),
|
||||
};
|
||||
if iter.next().is_some() {
|
||||
return Err("linspace: contained more than expected".to_string());
|
||||
}
|
||||
} else if x.is_array() {
|
||||
let arrlen = x.len();
|
||||
if arrlen == 0 {
|
||||
Ok(ArrayForm::Array1(if h2 {
|
||||
h2linspace(start, end, steps)
|
||||
} else {
|
||||
ndarray::Array::linspace(start, end, steps)
|
||||
}))
|
||||
} else {
|
||||
Err("Could not parse gridline".to_string())
|
||||
}
|
||||
} else if x.is_array() {
|
||||
let arrlen = x.len();
|
||||
if arrlen == 0 {
|
||||
return Err("gridline does not have any members".to_string());
|
||||
}
|
||||
if !x[0].is_array() {
|
||||
let v = x
|
||||
.members()
|
||||
.map(|x: &JsonValue| -> Result<Float, String> {
|
||||
Ok(x.as_number()
|
||||
.ok_or_else(|| {
|
||||
"Array contained something that could not be converted to an array"
|
||||
.to_string()
|
||||
})?
|
||||
.into())
|
||||
})
|
||||
.collect::<Result<Vec<Float>, _>>()?;
|
||||
Ok(ArrayForm::Array1(ndarray::Array::from(v)))
|
||||
} else {
|
||||
let arrlen2 = x[0].len();
|
||||
if arrlen2 == 0 {
|
||||
return Err("gridline does not have any members".to_string());
|
||||
}
|
||||
if !x[0].is_array() {
|
||||
let v = x
|
||||
.members()
|
||||
.map(|x: &JsonValue| -> Result<Float, String> {
|
||||
Ok(x.as_number().ok_or_else(|| "Array contained something that could not be converted to an array".to_string())?.into())
|
||||
})
|
||||
.collect::<Result<Vec<Float>, _>>()?;
|
||||
Ok(ArrayForm::Array1(ndarray::Array::from(v)))
|
||||
} else {
|
||||
let arrlen2 = x[0].len();
|
||||
if arrlen2 == 0 {
|
||||
return Err("gridline does not have any members".to_string());
|
||||
for member in x.members() {
|
||||
if arrlen2 != member.len() {
|
||||
return Err("some arrays seems to have differing lengths".to_string());
|
||||
}
|
||||
for member in x.members() {
|
||||
if arrlen2 != member.len() {
|
||||
return Err("some arrays seems to have differing lengths".to_string());
|
||||
}
|
||||
}
|
||||
let mut arr = ndarray::Array::zeros((arrlen, arrlen2));
|
||||
for (mut arr, member) in arr.outer_iter_mut().zip(x.members()) {
|
||||
for (a, m) in arr.iter_mut().zip(member.members()) {
|
||||
*a = m
|
||||
.as_number()
|
||||
.ok_or_else(|| {
|
||||
"array contained something which was not a number".to_string()
|
||||
})?
|
||||
.into()
|
||||
}
|
||||
}
|
||||
Ok(ArrayForm::Array2(arr))
|
||||
}
|
||||
} else {
|
||||
Err("Inner object was not a string value, or an array".to_string())
|
||||
let mut arr = ndarray::Array::zeros((arrlen, arrlen2));
|
||||
for (mut arr, member) in arr.outer_iter_mut().zip(x.members()) {
|
||||
for (a, m) in arr.iter_mut().zip(member.members()) {
|
||||
*a = m
|
||||
.as_number()
|
||||
.ok_or_else(|| {
|
||||
"array contained something which was not a number".to_string()
|
||||
})?
|
||||
.into()
|
||||
}
|
||||
}
|
||||
Ok(ArrayForm::Array2(arr))
|
||||
}
|
||||
};
|
||||
|
||||
let x = grid.remove("x");
|
||||
if x.is_empty() {
|
||||
return Err("x was empty".to_string());
|
||||
} else {
|
||||
Err("Inner object was not a string value, or an array".to_string())
|
||||
}
|
||||
let x = to_array_form(x)?;
|
||||
};
|
||||
|
||||
let y = grid.remove("y");
|
||||
if y.is_empty() {
|
||||
return Err("y was empty".to_string());
|
||||
}
|
||||
let y = to_array_form(y)?;
|
||||
|
||||
let (x, y) = match (x, y) {
|
||||
(ArrayForm::Array1(x), ArrayForm::Array1(y)) => {
|
||||
let xlen = x.len();
|
||||
let ylen = y.len();
|
||||
let x = x.broadcast((ylen, xlen)).unwrap().to_owned();
|
||||
let y = y
|
||||
.broadcast((xlen, ylen))
|
||||
.unwrap()
|
||||
.reversed_axes()
|
||||
.to_owned();
|
||||
|
||||
(x, y)
|
||||
}
|
||||
(ArrayForm::Array2(x), ArrayForm::Array2(y)) => {
|
||||
assert_eq!(x.shape(), y.shape());
|
||||
(x, y)
|
||||
}
|
||||
(ArrayForm::Array1(x), ArrayForm::Array2(y)) => {
|
||||
assert_eq!(x.len(), y.shape()[1]);
|
||||
let x = x.broadcast((y.shape()[1], x.len())).unwrap().to_owned();
|
||||
(x, y)
|
||||
}
|
||||
(ArrayForm::Array2(x), ArrayForm::Array1(y)) => {
|
||||
assert_eq!(x.shape()[0], y.len());
|
||||
let y = y
|
||||
.broadcast((x.shape()[1], y.len()))
|
||||
.unwrap()
|
||||
.reversed_axes()
|
||||
.to_owned();
|
||||
(x, y)
|
||||
}
|
||||
};
|
||||
assert_eq!(x.shape(), y.shape());
|
||||
|
||||
if !grid.is_empty() {
|
||||
eprintln!("Grid contains some unused entries");
|
||||
for i in grid.entries() {
|
||||
eprintln!("{:#?}", i);
|
||||
}
|
||||
}
|
||||
|
||||
Ok(ExtendedGrid {
|
||||
grid: Grid::new(x, y).unwrap(),
|
||||
name,
|
||||
dire,
|
||||
dirw,
|
||||
dirn,
|
||||
dirs,
|
||||
})
|
||||
if x.is_empty() {
|
||||
return Err("x was empty".to_string());
|
||||
}
|
||||
let x = to_array_form(x)?;
|
||||
|
||||
match json {
|
||||
JsonValue::Array(a) => a
|
||||
.into_iter()
|
||||
.map(json_to_grid)
|
||||
.collect::<Result<Vec<_>, _>>(),
|
||||
grid => Ok(vec![json_to_grid(grid)?]),
|
||||
if y.is_empty() {
|
||||
return Err("y was empty".to_string());
|
||||
}
|
||||
}
|
||||
let y = to_array_form(y)?;
|
||||
|
||||
#[test]
|
||||
fn parse_linspace() {
|
||||
let grids = json_to_grids(
|
||||
json::parse(r#"[{"name": "main", "x": "linspace:0:10:20", "y": "linspace:0:10:21"}]"#)
|
||||
.unwrap(),
|
||||
)
|
||||
.unwrap();
|
||||
assert_eq!(grids.len(), 1);
|
||||
assert_eq!(grids[0].grid.x.shape(), [21, 20]);
|
||||
assert_eq!(grids[0].grid.y.shape(), [21, 20]);
|
||||
assert_eq!(grids[0].name.as_ref().unwrap(), "main");
|
||||
let grids = json_to_grids(
|
||||
json::parse(r#"{"name": "main", "x": "linspace:0:10:20", "y": "linspace:0:10:21"}"#)
|
||||
.unwrap(),
|
||||
)
|
||||
.unwrap();
|
||||
assert_eq!(grids.len(), 1);
|
||||
assert_eq!(grids[0].grid.x.shape(), [21, 20]);
|
||||
assert_eq!(grids[0].grid.y.shape(), [21, 20]);
|
||||
assert_eq!(grids[0].name.as_ref().unwrap(), "main");
|
||||
}
|
||||
let (x, y) = match (x, y) {
|
||||
(ArrayForm::Array1(x), ArrayForm::Array1(y)) => {
|
||||
let xlen = x.len();
|
||||
let ylen = y.len();
|
||||
let x = x.broadcast((ylen, xlen)).unwrap().to_owned();
|
||||
let y = y
|
||||
.broadcast((xlen, ylen))
|
||||
.unwrap()
|
||||
.reversed_axes()
|
||||
.to_owned();
|
||||
|
||||
#[test]
|
||||
fn parse_1d() {
|
||||
let grids =
|
||||
json_to_grids(json::parse(r#"{"x": [1, 2, 3, 4, 5.1, 3], "y": [1, 2]}"#).unwrap()).unwrap();
|
||||
assert_eq!(grids.len(), 1);
|
||||
let grid = &grids[0];
|
||||
assert_eq!(grid.grid.x.shape(), &[2, 6]);
|
||||
assert_eq!(grid.grid.x.shape(), grid.grid.y.shape());
|
||||
}
|
||||
(x, y)
|
||||
}
|
||||
(ArrayForm::Array2(x), ArrayForm::Array2(y)) => {
|
||||
assert_eq!(x.shape(), y.shape());
|
||||
(x, y)
|
||||
}
|
||||
(ArrayForm::Array1(x), ArrayForm::Array2(y)) => {
|
||||
assert_eq!(x.len(), y.shape()[1]);
|
||||
let x = x.broadcast((y.shape()[1], x.len())).unwrap().to_owned();
|
||||
(x, y)
|
||||
}
|
||||
(ArrayForm::Array2(x), ArrayForm::Array1(y)) => {
|
||||
assert_eq!(x.shape()[0], y.len());
|
||||
let y = y
|
||||
.broadcast((x.shape()[1], y.len()))
|
||||
.unwrap()
|
||||
.reversed_axes()
|
||||
.to_owned();
|
||||
(x, y)
|
||||
}
|
||||
};
|
||||
assert_eq!(x.shape(), y.shape());
|
||||
|
||||
#[test]
|
||||
fn parse_2d() {
|
||||
let grids =
|
||||
json_to_grids(json::parse(r#"{"x": [[1, 2], [3, 4], [5.1, 3]], "y": [1, 2, 3]}"#).unwrap())
|
||||
.unwrap();
|
||||
assert_eq!(grids.len(), 1);
|
||||
let grid = &grids[0];
|
||||
assert_eq!(grid.grid.x.shape(), &[3, 2]);
|
||||
assert_eq!(grid.grid.x.shape(), grid.grid.y.shape());
|
||||
json_to_grids(
|
||||
json::parse(r#"{"x": [[1, 2], [3, 4], [5.1, 3], [1]], "y": [1, 2, 3]}"#).unwrap(),
|
||||
)
|
||||
.unwrap_err();
|
||||
json_to_grids(
|
||||
json::parse(r#"{"y": [[1, 2], [3, 4], [5.1, 3], [1]], "x": [1, 2, 3]}"#).unwrap(),
|
||||
)
|
||||
.unwrap_err();
|
||||
let grids = json_to_grids(
|
||||
json::parse(r#"{"x": [[1, 2], [3, 4], [5.1, 3]], "y": [[1, 2], [3, 4], [5, 6]]}"#).unwrap(),
|
||||
)
|
||||
.unwrap();
|
||||
assert_eq!(grids.len(), 1);
|
||||
json_to_grids(
|
||||
json::parse(r#"{"x": [[1, 2], [3, 4], [5.1, 3]], "y": [[1, 2], [3, 4], [5]]}"#).unwrap(),
|
||||
)
|
||||
.unwrap_err();
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn parse_err() {
|
||||
json_to_grids(json::parse(r#"{}"#).unwrap()).unwrap_err();
|
||||
json_to_grids(json::parse(r#"0.45"#).unwrap()).unwrap_err();
|
||||
json_to_grids(json::parse(r#"{"x": "linspace", "y": [0.1, 0.2]}"#).unwrap()).unwrap_err();
|
||||
json_to_grids(json::parse(r#"{"x": "linspace:::", "y": [0.1, 0.2]}"#).unwrap()).unwrap_err();
|
||||
json_to_grids(json::parse(r#"{"x": "linspace:1.2:3.1:412.2", "y": [0.1, 0.2]}"#).unwrap())
|
||||
.unwrap_err();
|
||||
json_to_grids(json::parse(r#"{"x": [-2, -3, "dfd"], "y": [0.1, 0.2]}"#).unwrap()).unwrap_err();
|
||||
Ok(Grid::new(x, y).unwrap())
|
||||
}
|
||||
|
||||
pub fn json_to_vortex(mut json: JsonValue) -> super::euler::VortexParameters {
|
||||
|
|
@ -292,27 +346,3 @@ pub fn json_to_vortex(mut json: JsonValue) -> super::euler::VortexParameters {
|
|||
eps,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn h2linspace(start: Float, end: Float, n: usize) -> ndarray::Array1<Float> {
|
||||
let h = (end - start) / (n - 2) as Float;
|
||||
ndarray::Array1::from_shape_fn(n, |i| match i {
|
||||
0 => start,
|
||||
i if i == n - 1 => end,
|
||||
i => start + h * (i as Float - 0.5),
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_h2linspace() {
|
||||
let x = h2linspace(-1.0, 1.0, 50);
|
||||
println!("{}", x);
|
||||
approx::assert_abs_diff_eq!(x[0], -1.0, epsilon = 1e-6);
|
||||
approx::assert_abs_diff_eq!(x[49], 1.0, epsilon = 1e-6);
|
||||
let hend = x[1] - x[0];
|
||||
let h = x[2] - x[1];
|
||||
approx::assert_abs_diff_eq!(x[49] - x[48], hend, epsilon = 1e-6);
|
||||
approx::assert_abs_diff_eq!(2.0 * hend, h, epsilon = 1e-6);
|
||||
for i in 1..48 {
|
||||
approx::assert_abs_diff_eq!(x[i + 1] - x[i], h, epsilon = 1e-6);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -597,13 +597,12 @@ fn fluxes(k: (&mut Field, &mut Field), y: &Field, metrics: &Metrics) {
|
|||
}
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub enum BoundaryCharacteristic {
|
||||
This,
|
||||
Grid(usize),
|
||||
Vortex(VortexParameters),
|
||||
// Vortices(Vec<VortexParameters>),
|
||||
Interpolate(usize),
|
||||
Interpolate(usize, Box<dyn InterpolationOperator>),
|
||||
}
|
||||
|
||||
pub type BoundaryTerms<'a> = Direction<ArrayView2<'a, Float>>;
|
||||
|
|
@ -618,68 +617,59 @@ fn boundary_extractor<'a>(
|
|||
north: match bc.north {
|
||||
BoundaryCharacteristic::This => field.south(),
|
||||
BoundaryCharacteristic::Vortex(_params) => todo!(),
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
panic!("Only working on self grid")
|
||||
}
|
||||
},
|
||||
south: match bc.south {
|
||||
BoundaryCharacteristic::This => field.north(),
|
||||
BoundaryCharacteristic::Vortex(_params) => todo!(),
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
panic!("Only working on self grid")
|
||||
}
|
||||
},
|
||||
west: match bc.west {
|
||||
BoundaryCharacteristic::This => field.east(),
|
||||
BoundaryCharacteristic::Vortex(_params) => todo!(),
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
panic!("Only working on self grid")
|
||||
}
|
||||
},
|
||||
east: match bc.east {
|
||||
BoundaryCharacteristic::This => field.west(),
|
||||
BoundaryCharacteristic::Vortex(_params) => todo!(),
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Grid(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
panic!("Only working on self grid")
|
||||
}
|
||||
},
|
||||
}
|
||||
}
|
||||
|
||||
pub type InterpolationOperators = Direction<Option<Box<dyn InterpolationOperator>>>;
|
||||
|
||||
pub fn extract_boundaries<'a>(
|
||||
fields: &'a [Field],
|
||||
bt: &[BoundaryCharacteristics],
|
||||
eb: &'a mut [BoundaryStorage],
|
||||
grids: &[Grid],
|
||||
time: Float,
|
||||
interpolation_operators: Option<&[InterpolationOperators]>,
|
||||
) -> Vec<BoundaryTerms<'a>> {
|
||||
bt.iter()
|
||||
.zip(eb)
|
||||
.zip(grids)
|
||||
.zip(fields)
|
||||
.enumerate()
|
||||
.map(|(ig, (((bt, eb), grid), field))| BoundaryTerms {
|
||||
north: match bt.north {
|
||||
.map(|(((bt, eb), grid), field)| BoundaryTerms {
|
||||
north: match &bt.north {
|
||||
BoundaryCharacteristic::This => field.south(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[g].south(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[*g].south(),
|
||||
BoundaryCharacteristic::Vortex(v) => {
|
||||
let field = eb.north.as_mut().unwrap();
|
||||
vortexify(field.view_mut(), grid.north(), v, time);
|
||||
vortexify(field.view_mut(), grid.north(), *v, time);
|
||||
field.view()
|
||||
}
|
||||
BoundaryCharacteristic::Interpolate(g) => {
|
||||
BoundaryCharacteristic::Interpolate(g, operator) => {
|
||||
let to = eb.north.as_mut().unwrap();
|
||||
let fine2coarse = field.nx() < fields[g].nx();
|
||||
let fine2coarse = field.nx() < fields[*g].nx();
|
||||
|
||||
let operator = interpolation_operators.as_ref().unwrap()[ig]
|
||||
.north
|
||||
.as_ref()
|
||||
.unwrap();
|
||||
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[g].south().outer_iter()) {
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[*g].south().outer_iter()) {
|
||||
if fine2coarse {
|
||||
operator.fine2coarse(from.view(), to.view_mut());
|
||||
} else {
|
||||
|
|
@ -689,23 +679,19 @@ pub fn extract_boundaries<'a>(
|
|||
to.view()
|
||||
}
|
||||
},
|
||||
south: match bt.south {
|
||||
south: match &bt.south {
|
||||
BoundaryCharacteristic::This => field.north(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[g].north(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[*g].north(),
|
||||
BoundaryCharacteristic::Vortex(v) => {
|
||||
let field = eb.south.as_mut().unwrap();
|
||||
vortexify(field.view_mut(), grid.south(), v, time);
|
||||
vortexify(field.view_mut(), grid.south(), *v, time);
|
||||
field.view()
|
||||
}
|
||||
BoundaryCharacteristic::Interpolate(g) => {
|
||||
BoundaryCharacteristic::Interpolate(g, operator) => {
|
||||
let to = eb.south.as_mut().unwrap();
|
||||
let fine2coarse = field.nx() < fields[g].nx();
|
||||
let operator = interpolation_operators.as_ref().unwrap()[ig]
|
||||
.south
|
||||
.as_ref()
|
||||
.unwrap();
|
||||
let fine2coarse = field.nx() < fields[*g].nx();
|
||||
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[g].north().outer_iter()) {
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[*g].north().outer_iter()) {
|
||||
if fine2coarse {
|
||||
operator.fine2coarse(from.view(), to.view_mut());
|
||||
} else {
|
||||
|
|
@ -715,23 +701,19 @@ pub fn extract_boundaries<'a>(
|
|||
to.view()
|
||||
}
|
||||
},
|
||||
west: match bt.west {
|
||||
west: match &bt.west {
|
||||
BoundaryCharacteristic::This => field.east(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[g].east(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[*g].east(),
|
||||
BoundaryCharacteristic::Vortex(v) => {
|
||||
let field = eb.west.as_mut().unwrap();
|
||||
vortexify(field.view_mut(), grid.west(), v, time);
|
||||
vortexify(field.view_mut(), grid.west(), *v, time);
|
||||
field.view()
|
||||
}
|
||||
BoundaryCharacteristic::Interpolate(g) => {
|
||||
BoundaryCharacteristic::Interpolate(g, operator) => {
|
||||
let to = eb.west.as_mut().unwrap();
|
||||
let fine2coarse = field.ny() < fields[g].ny();
|
||||
let operator = interpolation_operators.as_ref().unwrap()[ig]
|
||||
.west
|
||||
.as_ref()
|
||||
.unwrap();
|
||||
let fine2coarse = field.ny() < fields[*g].ny();
|
||||
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[g].east().outer_iter()) {
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[*g].east().outer_iter()) {
|
||||
if fine2coarse {
|
||||
operator.fine2coarse(from.view(), to.view_mut());
|
||||
} else {
|
||||
|
|
@ -741,23 +723,19 @@ pub fn extract_boundaries<'a>(
|
|||
to.view()
|
||||
}
|
||||
},
|
||||
east: match bt.east {
|
||||
east: match &bt.east {
|
||||
BoundaryCharacteristic::This => field.west(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[g].west(),
|
||||
BoundaryCharacteristic::Grid(g) => fields[*g].west(),
|
||||
BoundaryCharacteristic::Vortex(v) => {
|
||||
let field = eb.east.as_mut().unwrap();
|
||||
vortexify(field.view_mut(), grid.east(), v, time);
|
||||
vortexify(field.view_mut(), grid.east(), *v, time);
|
||||
field.view()
|
||||
}
|
||||
BoundaryCharacteristic::Interpolate(g) => {
|
||||
BoundaryCharacteristic::Interpolate(g, operator) => {
|
||||
let to = eb.east.as_mut().unwrap();
|
||||
let fine2coarse = field.ny() < fields[g].ny();
|
||||
let operator = interpolation_operators.as_ref().unwrap()[ig]
|
||||
.east
|
||||
.as_ref()
|
||||
.unwrap();
|
||||
let fine2coarse = field.ny() < fields[*g].ny();
|
||||
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[g].west().outer_iter()) {
|
||||
for (mut to, from) in to.outer_iter_mut().zip(fields[*g].west().outer_iter()) {
|
||||
if fine2coarse {
|
||||
operator.fine2coarse(from.view(), to.view_mut());
|
||||
} else {
|
||||
|
|
@ -778,25 +756,25 @@ impl BoundaryStorage {
|
|||
pub fn new(bt: &BoundaryCharacteristics, grid: &Grid) -> Self {
|
||||
Self {
|
||||
north: match bt.north {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
Some(ndarray::Array2::zeros((4, grid.nx())))
|
||||
}
|
||||
_ => None,
|
||||
},
|
||||
south: match bt.south {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
Some(ndarray::Array2::zeros((4, grid.nx())))
|
||||
}
|
||||
_ => None,
|
||||
},
|
||||
east: match bt.east {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
Some(ndarray::Array2::zeros((4, grid.ny())))
|
||||
}
|
||||
_ => None,
|
||||
},
|
||||
west: match bt.west {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_) => {
|
||||
BoundaryCharacteristic::Vortex(_) | BoundaryCharacteristic::Interpolate(_, _) => {
|
||||
Some(ndarray::Array2::zeros((4, grid.ny())))
|
||||
}
|
||||
_ => None,
|
||||
|
|
|
|||
|
|
@ -185,7 +185,7 @@ mod traditional8;
|
|||
pub use traditional8::SBP8;
|
||||
|
||||
mod interpolation;
|
||||
pub use interpolation::Interpolation4;
|
||||
pub use interpolation::{Interpolation4, Interpolation8, Interpolation9, Interpolation9h2};
|
||||
|
||||
#[cfg(test)]
|
||||
pub(crate) mod testing {
|
||||
|
|
|
|||
|
|
@ -1,6 +1,32 @@
|
|||
use crate::Float;
|
||||
|
||||
pub struct Direction<T> {
|
||||
pub north: T,
|
||||
pub south: T,
|
||||
pub west: T,
|
||||
pub east: T,
|
||||
}
|
||||
|
||||
pub fn h2linspace(start: Float, end: Float, n: usize) -> ndarray::Array1<Float> {
|
||||
let h = (end - start) / (n - 2) as Float;
|
||||
ndarray::Array1::from_shape_fn(n, |i| match i {
|
||||
0 => start,
|
||||
i if i == n - 1 => end,
|
||||
i => start + h * (i as Float - 0.5),
|
||||
})
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_h2linspace() {
|
||||
let x = h2linspace(-1.0, 1.0, 50);
|
||||
println!("{}", x);
|
||||
approx::assert_abs_diff_eq!(x[0], -1.0, epsilon = 1e-6);
|
||||
approx::assert_abs_diff_eq!(x[49], 1.0, epsilon = 1e-6);
|
||||
let hend = x[1] - x[0];
|
||||
let h = x[2] - x[1];
|
||||
approx::assert_abs_diff_eq!(x[49] - x[48], hend, epsilon = 1e-6);
|
||||
approx::assert_abs_diff_eq!(2.0 * hend, h, epsilon = 1e-6);
|
||||
for i in 1..48 {
|
||||
approx::assert_abs_diff_eq!(x[i + 1] - x[i], h, epsilon = 1e-6);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue