From 0383642d09b4974fa98853f8cb679cc5ed2fe8a2 Mon Sep 17 00:00:00 2001
From: wuww <252740454@qq.com>
Date: 星期四, 15 五月 2025 17:01:12 +0800
Subject: [PATCH] 修订水面、高程等尺寸
---
src/main/java/com/se/nsl/service/TestService.java | 266 ++++++----------------------------------------------
1 files changed, 33 insertions(+), 233 deletions(-)
diff --git a/src/main/java/com/se/nsl/service/TestService.java b/src/main/java/com/se/nsl/service/TestService.java
index 1c081e9..a6f1079 100644
--- a/src/main/java/com/se/nsl/service/TestService.java
+++ b/src/main/java/com/se/nsl/service/TestService.java
@@ -4,37 +4,26 @@
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 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
@@ -42,9 +31,6 @@
public class TestService {
@Resource
PropertiesConfig config;
-
- @Resource
- ResultService resultService;
public final static double MIN_VAL = 0.00001;
@@ -67,30 +53,12 @@
process(dto, layer);
}
- public void test(DataPo data) throws Exception {
- String basePath = config.getInPath() + File.separator + data.getInPath() + File.separator;
- ResultDto dto = new ResultDto(
- data.getInPath(),
- basePath + config.getTerrainFile(),
- basePath + config.getBuildingFile(),
- basePath + config.getWaterPath(),
- basePath + config.getFlowPath(),
- config.getInPath(),
- config.getOutPath(),
- data.getEpsg());
- LayerDto layer = new LayerDto(config.getVer(), data.getEpsg(), config.getSizes());
- process(dto, layer);
- }
-
private void process(ResultDto dto, LayerDto layer) throws Exception {
try {
copeTerrain(dto, layer);
- //copeBuilding(dto, layer);
- List<BuildingDepthVo> buildings = copeWater(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()) {
@@ -102,15 +70,29 @@
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);
} finally {
if (null != ds) ds.delete();
+ }
+ }
+
+ private void setSizes(Dataset ds, LayerDto layer) {
+ int xSize = ds.getRasterXSize(), 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);
+ }
}
}
@@ -199,10 +181,6 @@
processWaters(dto, files, layer);
- if (new File(dto.getBuildingFile()).exists()) {
- return processBuilding(dto, files, layer);
- }
-
return null;
}
@@ -242,20 +220,6 @@
}
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;
if (step < 1) step = 1;
for (int i = 0; i < c; i += step) {
@@ -321,7 +285,7 @@
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();
@@ -362,42 +326,42 @@
/**
* 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++;
@@ -414,154 +378,8 @@
}
}
}
- // 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) {
@@ -646,24 +464,6 @@
}
ComHelper.savePng(image, png);
}
-
-/*
- public void vxyTif2Png(LayerDto layer, 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(2).ReadRaster(0, 0, width, height, vxBuffer);
- ds.GetRasterBand(3).ReadRaster(0, 0, width, height, vyBuffer);
-
- createFlowPng(vxBuffer, vyBuffer, png, width, height);
- } finally {
- if (null != ds) ds.delete();
- }
- }
-*/
/*public void createFlowPng(float[] vxBuffer, float[] vyBuffer, String png, int width, int height) {
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
--
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