From 68372fd1905515c5c8dbb9e3b158241994439e06 Mon Sep 17 00:00:00 2001
From: dcb <xgybdcb@163.com>
Date: 星期四, 19 六月 2025 14:18:53 +0800
Subject: [PATCH] 增加生成结果的水深过滤参数
---
src/main/java/com/se/nsl/service/TestService.java | 448 ++++++++++++++++++++++----------------------------------
1 files changed, 176 insertions(+), 272 deletions(-)
diff --git a/src/main/java/com/se/nsl/service/TestService.java b/src/main/java/com/se/nsl/service/TestService.java
index 83c562e..bb90b25 100644
--- a/src/main/java/com/se/nsl/service/TestService.java
+++ b/src/main/java/com/se/nsl/service/TestService.java
@@ -4,36 +4,25 @@
import com.alibaba.fastjson.JSON;
import com.se.nsl.config.PropertiesConfig;
import com.se.nsl.domain.dto.*;
-import com.se.nsl.domain.po.DataPo;
-import com.se.nsl.domain.po.PondingPo;
+import com.se.nsl.domain.po.SimuData;
import com.se.nsl.domain.vo.BuildingDepthVo;
import com.se.nsl.helper.ComHelper;
-import com.se.nsl.helper.GdalHelper;
-import com.se.nsl.helper.ShpHelper;
+import com.se.nsl.utils.TimeFormatUtil;
import lombok.extern.slf4j.Slf4j;
import org.gdal.gdal.Band;
import org.gdal.gdal.Dataset;
import org.gdal.gdal.gdal;
-//import org.gdal.gdalconstConstants.gdalconst;
import org.gdal.gdalconst.gdalconstConstants;
-import org.gdal.ogr.*;
import org.springframework.stereotype.Service;
-import org.springframework.util.CollectionUtils;
import javax.annotation.Resource;
import java.awt.*;
import java.awt.image.BufferedImage;
-import java.io.BufferedReader;
import java.io.File;
-import java.io.FileReader;
import java.io.IOException;
-import java.math.BigDecimal;
-import java.math.RoundingMode;
-import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.List;
-import java.util.concurrent.CopyOnWriteArrayList;
@Slf4j
@Service
@@ -42,16 +31,13 @@
@Resource
PropertiesConfig config;
- @Resource
- ResultService resultService;
+ public static final double MIN_VAL = 0.00001;
- public final static double MIN_VAL = 0.00001;
+ public static final double MAX_X_OFFSET = 0;
- public final static double MAX_X_OFFSET = 0;
+ public static final SimpleDateFormat SDF = new SimpleDateFormat("yyyy-MM-dd HH:mm");
- public final static SimpleDateFormat SDF = new SimpleDateFormat("yyyy-MM-dd HH:mm");
-
- public void test(DataPo data) throws Exception {
+ public void test(SimuData data) throws IOException {
String basePath = config.getInPath() + File.separator + data.getInPath() + File.separator;
ResultDto dto = new ResultDto(
data.getInPath(),
@@ -66,15 +52,26 @@
process(dto, layer);
}
- private void process(ResultDto dto, LayerDto layer) throws Exception {
+ private void process(ResultDto dto, LayerDto layer) throws IOException {
try {
copeTerrain(dto, layer);
- //copeBuilding(dto, layer);
- List<BuildingDepthVo> buildings = copeWater(dto, layer);
- //copeFlow(dto, layer);
+ copeWater(dto, layer);
+ copeFlow(dto, layer);
copeLayerJson(dto, layer);
- //copeRainFallJson(dto, layer);
- //copeBuildingDepthJson(dto, buildings);
+ } finally {
+ File dir = new File(dto.getTemp());
+ if (dir.exists()) {
+ FileUtil.del(dir);
+ }
+ }
+ }
+
+ public void processRealTime(ResultDto dto, LayerDto layer) throws IOException {
+ try {
+ copeTerrainRealTime(dto, layer);
+ copeWater(dto, layer);
+ copeFlow(dto, layer);
+ copeLayerJson(dto, layer);
} finally {
File dir = new File(dto.getTemp());
if (dir.exists()) {
@@ -86,10 +83,10 @@
public void copeTerrain(ResultDto dto, LayerDto layer) {
Dataset ds = null;
try {
- // gdalconst锛実dalconstConstants
- ds = gdal.Open(dto.getTerrainFile(), gdalconstConstants.GA_ReadOnly);
+ ds = gdal.Open(dto.getTerrainFile(), gdalconstConstants.GA_ReadOnly); // gdalconst
if (null == ds || 0 == ds.getRasterCount()) return;
+ setSizes(ds, layer);
setTerrainInfo(ds, layer);
setWaterInfo(dto, layer);
createTerrainPng(dto, ds, layer);
@@ -98,19 +95,45 @@
}
}
+ private void copeTerrainRealTime(ResultDto dto, LayerDto layer) {
+ Dataset ds = null;
+ try {
+ ds = gdal.Open(dto.getTerrainFile(), gdalconstConstants.GA_ReadOnly); // gdalconst
+ if (null == ds || 0 == ds.getRasterCount()) return;
+
+ setSizes(ds, layer);
+ setTerrainInfo(ds, layer);
+ setWaterInfo(dto, layer);
+ createTerrainPng(dto, ds, layer);
+ } finally {
+ if (null != ds) ds.delete();
+ }
+ }
+
+ private void setSizes(Dataset ds, LayerDto layer) {
+ int xSize = ds.getRasterXSize();
+ int ySize = ds.getRasterYSize();
+ double rate = xSize < ySize ? xSize * 1.0 / ySize : ySize * 1.0 / xSize;
+
+ List<int[]> list = layer.getTerrain().getSize();
+ for (int i = 0, c = list.size(); i < c; i++) {
+ if (xSize < ySize) {
+ list.get(i)[0] = (int) Math.floor(list.get(i)[0] * rate);
+ } else {
+ list.get(i)[1] = (int) Math.floor(list.get(i)[1] * rate);
+ }
+ }
+ }
+
public void setTerrainInfo(Dataset ds, LayerDto layer) {
- Geometry minPoint = GdalHelper.getMinPoint(ds);
- Geometry maxPoint = GdalHelper.getMaxPoint(ds);
- double minx = ComHelper.getMinVal(minPoint.GetX(0), 10000000);
- double miny = ComHelper.getMinVal(minPoint.GetY(0), 10000000);
- double maxx = ComHelper.getMaxVal(maxPoint.GetX(0) + MAX_X_OFFSET, 10000000);
- double maxy = ComHelper.getMaxVal(maxPoint.GetY(0), 10000000);
- //layer.setExtension(new ExtensionDto(minx, miny, maxx, maxy, Double.MAX_VALUE, Double.MIN_VALUE));
+ double minx = Double.MAX_VALUE;
+ double miny = Double.MAX_VALUE;
+ double maxx = Double.MIN_VALUE;
+ double maxy = Double.MIN_VALUE;
Band band = ds.GetRasterBand(1);
double[] mm = new double[2];
band.ComputeRasterMinMax(mm, 0);
- //layer.getTerrain().setHeight(getMinVal(mm[0], 1000), getMaxVal(mm[1], 1000));
layer.setExtension(new ExtensionDto(minx, miny, maxx, maxy, mm[0], mm[1]));
}
@@ -121,15 +144,15 @@
for (int[] sizes : layer.getTerrain().getSize()) {
String tif = dto.getTemp() + File.separator + "terrain_" + sizes[0] + "_" + sizes[1] + ".tif";
- ComHelper.Resample(ds, tif, sizes[0], sizes[1], layer);
+ ComHelper.cutAndResample(ds, tif, sizes[0], sizes[1], layer, true);
if (!new File(tif).exists()) continue;
String png = terrainPath + File.separator + sizes[0] + "_" + sizes[1] + ".png";
- Terrain2Png(layer, tif, png, sizes[0], sizes[1]);
+ terrain2Png(layer, tif, png, sizes[0], sizes[1]);
}
}
- public void Terrain2Png(LayerDto layer, String tif, String png, int width, int height) {
+ public void terrain2Png(LayerDto layer, String tif, String png, int width, int height) {
Dataset ds = null;
try {
ds = gdal.Open(tif, gdalconstConstants.GA_ReadOnly);
@@ -142,13 +165,16 @@
layer.getTerrain().getVals().put(width + "_" + height, buffer);
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
- double differ = layer.getExtension().getMaxHeight() - layer.getExtension().getMinHeight(), minHeight = layer.getExtension().getMinHeight();
+ double differ = layer.getExtension().getMaxHeight() - layer.getExtension().getMinHeight();
+ double minHeight = layer.getExtension().getMinHeight();
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
int offset = x + y * width;
if (Float.isNaN(buffer[offset]) || buffer[offset] < -999 || buffer[offset] < minHeight) continue;
- int r = 0, g, b;
+ int r = 0;
+ int g;
+ int b;
if (buffer[offset] - layer.getExtension().getMaxHeight() > 0) {
g = b = 255;
} else {
@@ -171,7 +197,7 @@
public void setWaterInfo(ResultDto dto, LayerDto layer) {
List<String> files = getFiles(dto.getWaterPath(), ".tif");
layer.getWaters().setFiles(files);
- if (null == files || files.size() == 0) return;
+ if (null == files || files.isEmpty()) return;
setWaterData(layer, files);
setWaterHeight(layer, files);
@@ -179,15 +205,11 @@
public List<BuildingDepthVo> copeWater(ResultDto dto, LayerDto layer) {
List<String> files = layer.getWaters().getFiles();
- if (files.size() == 0 || files.size() != layer.getWaters().getData().size()) return null;
+ if (files.isEmpty() || files.size() != layer.getWaters().getData().size()) return Collections.emptyList();
processWaters(dto, files, layer);
- if (new File(dto.getBuildingFile()).exists()) {
- return processBuilding(dto, files, layer);
- }
-
- return null;
+ return Collections.emptyList();
}
public List<String> getFiles(String path, String suffix) {
@@ -199,48 +221,18 @@
}
public void setWaterData(LayerDto layer, List<String> files) {
- Calendar calendar = Calendar.getInstance();
- calendar.setTime(new Date());
- calendar.set(Calendar.MILLISECOND, 0);
-
for (String file : files) {
String fileName = ComHelper.getNameWithExt(file);
- int year = Integer.parseInt(fileName.substring(0, 4));
- int month = Integer.parseInt(fileName.substring(4, 6));
- int day = Integer.parseInt(fileName.substring(6, 8));
- int hour = Integer.parseInt(fileName.substring(8, 10));
- int minute = Integer.parseInt(fileName.substring(10, 12));
- int second = Integer.parseInt(fileName.substring(12, 14));
-
- calendar.set(Calendar.YEAR, year);
- calendar.set(Calendar.MONTH, month);
- calendar.set(Calendar.DAY_OF_MONTH, day);
- calendar.set(Calendar.HOUR_OF_DAY, hour);
- calendar.set(Calendar.MINUTE, minute);
- calendar.set(Calendar.SECOND, second);
-
- layer.getWaters().getData().add(calendar.getTime().getTime());
+ long timestamp = TimeFormatUtil.toMillis(fileName, "yyyyMMddHHmmss");
+ layer.getWaters().getData().add(timestamp);
}
layer.getDuration().setStart(layer.getWaters().getData().get(0));
layer.getDuration().setEnd(layer.getWaters().getData().get(layer.getWaters().getData().size() - 1));
}
public void setWaterHeight(LayerDto layer, List<String> files) {
- /*files.parallelStream().forEach(file -> {
- Dataset ds = null;
- try {
- ds = gdal.Open(file, gdalconstConstants.GA_ReadOnly);
- if (null == ds || 0 == ds.getRasterCount()) return;
-
- double[] mm = new double[2];
- ds.GetRasterBand(1).ComputeRasterMinMax(mm, 0);
- layer.getWaters().setHeight(mm[0], mm[1]);
- } finally {
- if (null != ds) ds.delete();
- }
- });*/
-
- int c = files.size(), step = files.size() / 10;
+ int c = files.size();
+ int step = files.size() / 10;
if (step < 1) step = 1;
for (int i = 0; i < c; i += step) {
Dataset ds = null;
@@ -263,13 +255,15 @@
}
public void processWaters(ResultDto dto, List<String> files, LayerDto layer) {
+ List<Double> waterDepths = new ArrayList<>();
for (int i = 0, c = files.size(); i < c; i++) {
Dataset ds = null;
try {
ds = gdal.Open(files.get(i), gdalconstConstants.GA_ReadOnly);
if (null == ds || 0 == ds.getRasterCount()) return;
if (null == ds.GetSpatialRef()) ds.SetSpatialRef(dto.getSpatialReference());
-
+ waterDepths.add(layer.getWaters().getMinHeight());
+ waterDepths.add(layer.getWaters().getMaxHeight());
createWaterPng(dto, ds, layer, layer.getWaters().getData().get(i));
//if (config.getCopyTif()) copyWaterTif(dto, ds, layer.getWaters().getData().get(i));
///createVectors(dto, ds, layer, layer.getWaters().getData().get(i));
@@ -277,6 +271,9 @@
if (null != ds) ds.delete();
}
}
+ waterDepths.sort(null);
+ layer.getWaters().setMinHeight(waterDepths.get(0));
+ layer.getWaters().setMaxHeight(waterDepths.get(waterDepths.size() - 1));
}
public void createWaterPng(ResultDto dto, Dataset ds, LayerDto layer, long ticks) {
@@ -287,7 +284,7 @@
for (int[] sizes : layer.getTerrain().getSize()) {
String fileName = ComHelper.getNameWithExt(ds.GetDescription()) + "_" + sizes[0] + "_" + sizes[1];
String tif = dto.getTemp() + File.separator + fileName + ".tif";
- ComHelper.Resample2(ds, tif, sizes[0], sizes[1], layer);
+ ComHelper.coordinateTransformAndResample(ds, tif, sizes[0], sizes[1], layer, true);
if (!new File(tif).exists()) continue;
String png = waterPath + File.separator + sizes[0] + "_" + sizes[1] + ".png";
@@ -305,37 +302,58 @@
float[] buffer = new float[width * height];
band.ReadRaster(0, 0, width, height, buffer);
double[] transform = ds.GetGeoTransform();
- buffer = interpolateGrid(buffer, width);
+ buffer = interpolateGrid(buffer, width, height);
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
//double differ = layer.getWaters().getMaxHeight() - layer.getWaters().getMinHeight(), minHeight = layer.getWaters().getMinHeight();
- double differ = layer.getExtension().getDiffer(), maxHeight = layer.getExtension().getMaxHeight(), minHeight = layer.getExtension().getMinHeight();
+ double differ = layer.getExtension().getDiffer();
+ double maxHeight = layer.getExtension().getMaxHeight();
+ double minHeight = layer.getExtension().getMinHeight();
float[] ts = layer.getTerrain().getVals().get(width + "_" + height);
+// double minDepth = Double.MAX_VALUE;
+// double maxDepth = Double.MIN_VALUE;
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
int offset = x + y * width;
- //if (Float.isNaN(buffer[offset]) || buffer[offset] < -999 || buffer[offset] < minHeight) continue;
- if (Float.isNaN(buffer[offset]) || buffer[offset] < MIN_VAL || Float.isNaN(ts[offset])) continue;
+ float depth = buffer[offset];
+ if (Float.isNaN(depth) || depth < MIN_VAL || Float.isNaN(ts[offset])) continue;
- //double X = transform[0] + x * transform[1] + y * transform[2];
- //double Y = transform[3] + x * transform[4] + y * transform[5];
- //BuildingDto building = intersects(dto, X, Y);
- //if (null != building) continue;
-
- int r = 0, g, b;
- if (buffer[offset] + ts[offset] > maxHeight) {
+ int r = 0;
+ int g;
+ int b;
+ if (depth + ts[offset] > maxHeight) {
g = b = 255;
} else {
- int val = (int) ((buffer[offset] + ts[offset] - minHeight) / differ * 65535);
+ int val = (int) ((depth + ts[offset] - minHeight) / differ * 65535);
//int val = (int) (buffer[offset] / differ * 65535);
g = val / 256;
b = val % 256;
}
-
+ g = ComHelper.getSafeValue(g);
+ b = ComHelper.getSafeValue(b);
Color color = new Color(r, g, b, 127);
image.setRGB(x, y, color.getRGB());
+
+// maxDepth = Math.max(maxDepth, depth);
+// minDepth = Math.min(minDepth, depth);
}
}
+// Double srcMinHeight = layer.getWaters().getMinHeight();
+// Double srcMaxHeight = layer.getWaters().getMaxHeight();
+// if (srcMinHeight == null) {
+// srcMinHeight = minDepth;
+// layer.getWaters().setMinHeight(minDepth);
+// }
+// if (srcMaxHeight == null) {
+// srcMaxHeight = maxDepth;
+// layer.getWaters().setMaxHeight(maxDepth);
+// }
+// if (minDepth < srcMinHeight) {
+// layer.getWaters().setMinHeight(minDepth);
+// }
+// if (maxDepth < srcMaxHeight) {
+// layer.getWaters().setMaxHeight(maxDepth);
+// }
ComHelper.savePng(image, png);
} finally {
if (null != ds) ds.delete();
@@ -345,42 +363,42 @@
/**
* 鎻掑�煎鐞�-鍥涢偦鍩�
*/
- public float[] interpolateGrid(float[] buffer, int size) {
- float[] tempBuffer = new float[size * size];
- for (int i = 0; i < size; i++) {
- for (int j = 0; j < size; j++) {
- int index = i * size + j;
+ public float[] interpolateGrid(float[] buffer, int width, int height) {
+ float[] tempBuffer = new float[width * height];
+ for (int x = 0; x < width; x++) {
+ for (int y = 0; y < height; y++) {
+ int index = x + y * width;
float current = buffer[index];
- if (current == 0) {
+ if (current <= MIN_VAL) {
float sum = 0;
int count = 0;
// 妫�鏌ヤ笂閭�
- if (i > 0) {
- float neighbor = buffer[(i - 1) * size + j];
+ if (y > 0) {
+ float neighbor = buffer[x + (y - 1) * width];
if (neighbor > MIN_VAL) {
sum += neighbor;
count++;
}
}
// 妫�鏌ヤ笅閭�
- if (i < size - 1) {
- float neighbor = buffer[(i + 1) * size + j];
+ if (y < height - 1) {
+ float neighbor = buffer[x + (y + 1) * width];
if (neighbor > MIN_VAL) {
sum += neighbor;
count++;
}
}
// 妫�鏌ュ乏閭�
- if (j > 0) {
- float neighbor = buffer[i * size + (j - 1)];
+ if (x > 0) {
+ float neighbor = buffer[x - 1 + y * width];
if (neighbor > MIN_VAL) {
sum += neighbor;
count++;
}
}
// 妫�鏌ュ彸閭�
- if (j < size - 1) {
- float neighbor = buffer[i * size + (j + 1)];
+ if (x < width - 1) {
+ float neighbor = buffer[x + 1 + y * width];
if (neighbor > MIN_VAL) {
sum += neighbor;
count++;
@@ -397,160 +415,13 @@
}
}
}
- // 灏嗕复鏃舵暟缁勫鍒跺洖鍘熸暟缁�
- //System.arraycopy(tempBuffer, 0, buffer, 0, tempBuffer.length);
+ //System.arraycopy(tempBuffer, 0, buffer, 0, tempBuffer.length); // 澶嶅埗鍥炲師鏁扮粍
return tempBuffer;
}
- public List<BuildingDepthVo> processBuilding(ResultDto dto, List<String> files, LayerDto layer) {
- List<BuildingDepthVo> list = new CopyOnWriteArrayList<>();
- for (int i = 0, c = files.size(); i < c; i++) {
- Dataset ds = null;
- try {
- ds = gdal.Open(files.get(i), gdalconstConstants.GA_ReadOnly);
- if (null == ds || 0 == ds.getRasterCount()) continue;
- if (null == ds.GetSpatialRef()) ds.SetSpatialRef(dto.getSpatialReference());
-
- copeBuildingDepth(dto, ds, layer.getWaters().getData().get(i), list);
- } finally {
- if (null != ds) ds.delete();
- }
- }
-
- return list;
- }
-
- public void copeBuildingDepth(ResultDto dto, Dataset ds, long ticks, List<BuildingDepthVo> list) {
- double[] transform = ds.GetGeoTransform();
- int xSize = ds.getRasterXSize(), ySize = ds.getRasterYSize();
- double minX = transform[0], pixelWidth = transform[1], maxY = transform[3], pixelHeight = Math.abs(transform[5]);
-
- for (BuildingDto building : dto.getBuildingList()) {
- Double val = getValue(ds, building, xSize, ySize, minX, maxY, pixelWidth, pixelHeight);
- list.add(new BuildingDepthVo(building.getId(), ticks, val));
- }
- }
-
- public Double getValue(Dataset ds, BuildingDto building, int xSize, int ySize, double minX, double maxY, double pixelWidth, double pixelHeight) {
- double[] env = new double[4];
- building.getGeom().GetEnvelope(env);
-
- int startX = (int) Math.floor((env[0] - minX) / pixelWidth);
- int endX = (int) Math.floor((env[1] - minX) / pixelWidth);
- int startY = (int) Math.floor((maxY - env[3]) / Math.abs(pixelHeight));
- int endY = (int) Math.floor((maxY - env[2]) / Math.abs(pixelHeight));
- if (startX < 0) startX = 0;
- if (startY < 0) startY = 0;
- if (endX > ds.getRasterXSize()) endX = ds.getRasterXSize();
- if (endY > ds.getRasterYSize()) endY = ds.getRasterYSize();
- if (endX - startX < 1 || endY - startY < 1) return null;
-
- int width = endX - startX;
- int height = endY - startY;
- double[] pixelValues = new double[width * height];
- ds.GetRasterBand(1).ReadRaster(startX, startY, width, height, pixelValues);
-
- Double val = Arrays.stream(pixelValues).max().getAsDouble();
-
- return ComHelper.isValid(val) ? val : null;
- }
-
- public void createVectors(ResultDto dto, Dataset ds, LayerDto layer, Long ticks) {
- String filePath = dto.getOutPath() + File.separator + "waters" + File.separator + ticks + File.separator + "polygonize.geojson";
- ShpHelper.polygonize2Geojson(ds, filePath);
-
- /*List<Geometry> geometries = getGeometries(filePath);
- if (CollectionUtils.isEmpty(geometries)) return;
-
- List<PondingPo> list = copePonding(dto, ds, layer, geometries);
- if (CollectionUtils.isEmpty(list)) return;
-
- try {
- filePath = dto.getOutPath() + File.separator + "waters" + File.separator + ticks + File.separator + "water.json";
- ComHelper.writeJson(filePath, JSON.toJSONString(list));
- } catch (Exception ex) {
- log.error(ex.getMessage(), ex);
- }*/
- }
-
- public List<Geometry> getGeometries(String filePath) {
- if (!FileUtil.exist(filePath)) return null;
-
- Driver driver = null;
- DataSource dataSource = null;
- org.gdal.ogr.Layer layer = null;
- try {
- driver = ogr.GetDriverByName("GeoJSON");
- if (null == driver) return null;
-
- DataSource ds = driver.Open(filePath);
- if (null == ds) return null;
-
- layer = ds.GetLayer(0);
- List<Geometry> list = new ArrayList<>();
- for (long i = 0, d = layer.GetFeatureCount(); i < d; i++) {
- Feature f = layer.GetFeature(i);
- if (f.GetFieldAsDouble("val") < -999) continue;
-
- list.add(f.GetGeometryRef());
- }
-
- return list;
- } catch (Exception ex) {
- log.error(ex.getMessage(), ex);
- return null;
- } finally {
- GdalHelper.delete(layer, dataSource, driver);
- }
- }
-
- public List<PondingPo> copePonding(ResultDto dto, Dataset ds, LayerDto layer, List<Geometry> geometries) {
- double[] transform = ds.GetGeoTransform();
- int xSize = ds.getRasterXSize(), ySize = ds.getRasterYSize();
-
- List<PondingPo> list = new ArrayList<>();
- for (Geometry geometry : geometries) {
- //List<PointDto> points = getValues(ds, geometry, transform, xSize, ySize);
- //if (CollectionUtils.isEmpty(points)) continue;
-
- //PointDto point = Collections.max(points);
- PointDto point = getValues(ds, geometry, transform, xSize, ySize);
- if (null == point) continue;
-
- list.add(new PondingPo(geometry, point));
- }
-
- return list;
- }
-
- public PointDto getValues(Dataset ds, Geometry g, double[] transform, int xSize, int ySize) {
- double[] env = new double[4];
- g.GetEnvelope(env);
-
- int startX = (int) Math.floor((env[0] - transform[0]) / transform[1]);
- int endX = (int) Math.floor((env[1] - transform[0]) / transform[1]);
- int startY = (int) Math.floor((transform[3] - env[3]) / Math.abs(transform[5]));
- int endY = (int) Math.floor((transform[3] - env[2]) / Math.abs(transform[5]));
- if (startX < 0) startX = 0;
- if (startY < 0) startY = 0;
- if (endX > ds.getRasterXSize()) endX = ds.getRasterXSize();
- if (endY > ds.getRasterYSize()) endY = ds.getRasterYSize();
- if (endX - startX < 1 || endY - startY < 1) return null;
-
- int width = endX - startX;
- int height = endY - startY;
- double[] pixelValues = new double[width * height];
- ds.GetRasterBand(1).ReadRaster(startX, startY, width, height, pixelValues);
-
- Double val = Arrays.stream(pixelValues).max().getAsDouble();
-
- return new PointDto(g.Centroid().GetX(), g.Centroid().GetY(), ComHelper.isValid(val) ? val : 0.0);
- }
-
public void copeFlow(ResultDto dto, LayerDto layer) {
- List<String> files = getFiles(dto.getFlowPath(), ".tif");
- if (null == files || files.size() != layer.getWaters().getData().size()) return;
-
+ List<String> files = layer.getWaters().getFiles();
+ if (null == files || files.isEmpty()) return;
for (int i = 0, c = files.size(); i < c; i++) {
Dataset ds = null;
try {
@@ -573,31 +444,64 @@
for (int[] sizes : layer.getTerrain().getSize()) {
String name = ComHelper.getNameWithExt(ds.GetDescription()) + "_" + sizes[0] + "_" + sizes[1];
String tif = dto.getTemp() + File.separator + name + ".tif";
- ComHelper.Resample(ds, tif, sizes[0], sizes[1], layer);
if (!new File(tif).exists()) continue;
String png = flowPath + File.separator + sizes[0] + "_" + sizes[1] + ".png";
- vxyTif2Png(layer, tif, png, sizes[0], sizes[1]);
+ vxyTif2Png(tif, png, sizes[0], sizes[1]);
}
}
- public void vxyTif2Png(LayerDto layer, String tif, String png, int width, int height) {
+ public void vxyTif2Png(String tif, String png, int width, int height) {
Dataset ds = null;
try {
ds = gdal.Open(tif, gdalconstConstants.GA_ReadOnly);
if (null == ds || 0 == ds.getRasterCount()) return;
- float[] vxBuffer = new float[width * height], vyBuffer = new float[width * height];
- ds.GetRasterBand(1).ReadRaster(0, 0, width, height, vxBuffer);
- ds.GetRasterBand(2).ReadRaster(0, 0, width, height, vyBuffer);
+ float[] depthBuffer = new float[width * height];
+ float[] vxBuffer = new float[width * height];
+ float[] vyBuffer = new float[width * height];
- createFlowPng(vxBuffer, vyBuffer, png, width, height);
+ ds.GetRasterBand(1).ReadRaster(0, 0, width, height, depthBuffer);
+ ds.GetRasterBand(2).ReadRaster(0, 0, width, height, vxBuffer);
+ ds.GetRasterBand(3).ReadRaster(0, 0, width, height, vyBuffer);
+
+ createFlowPng(depthBuffer, vxBuffer, vyBuffer, png, width, height);
} finally {
if (null != ds) ds.delete();
}
}
- public void createFlowPng(float[] vxBuffer, float[] vyBuffer, String png, int width, int height) {
+ public void createFlowPng(float[] depthBuffer, float[] vxBuffer, float[] vyBuffer, String png, int width, int height) {
+ BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
+ for (int x = 0; x < width; x++) {
+ for (int y = 0; y < height; y++) {
+ int offset = x + y * width;
+ float depth = ComHelper.getFloatValue(depthBuffer[offset]);
+ float fx = ComHelper.getFloatValue(vxBuffer[offset]);
+ float fy = ComHelper.getFloatValue(vyBuffer[offset]);
+ if (Float.isNaN(fx) && Float.isNaN(fy) || (fx < MIN_VAL && fy < MIN_VAL)) continue;
+
+ if (depth == 0) {
+ fx = 0f;
+ fy = 0f;
+ } else {
+ fx = Float.isNaN(fx) ? 0 : fx / depth;
+ fy = Float.isNaN(fy) ? 0 : fy / depth;
+ }
+ double dr = Math.sqrt(Math.pow(fx, 2) + Math.pow(fy, 2));
+
+ int r = (int) (dr / 4 * 255);
+ int g = (int) ((fx / dr * 0.5 + 0.5) * 255);
+ int b = (int) ((fy / dr * 0.5 + 0.5) * 255);
+
+ Color color = new Color(ComHelper.getSafeValue(r), ComHelper.getSafeValue(g), ComHelper.getSafeValue(b), 127);
+ image.setRGB(x, y, color.getRGB());
+ }
+ }
+ ComHelper.savePng(image, png);
+ }
+
+ /*public void createFlowPng(float[] vxBuffer, float[] vyBuffer, String png, int width, int height) {
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
@@ -619,7 +523,7 @@
}
}
ComHelper.savePng(image, png);
- }
+ }*/
public void copeLayerJson(ResultDto dto, LayerDto layer) throws IOException {
layer.getWaters().setFiles(null);
@@ -631,8 +535,8 @@
layer.setFlowUrl("/hls/f" + path + ".m3u8");
String json = JSON.toJSONString(layer);
- // String json = JSONUtil.toJsonPrettyStr(layer);
- String filePath = dto.getOutPath() + File.separator + "layer.json";
+// String filePath = dto.getOutPath() + File.separator + "layer.json";
+ String filePath = dto.getOutPath() + File.separator + layer.getName();
ComHelper.writeJson(filePath, json);
}
--
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