From 3f85f5e14aafa6fcf1dd06fc8239f36eb9636427 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期五, 22 九月 2023 12:30:50 +0800
Subject: [PATCH] 去除无效分析节点

---
 src/main/java/com/moon/server/service/data/RasterAnalysisService.java |   21 +++++++++++++--------
 src/main/resources/application.yml                                    |    2 +-
 2 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/main/java/com/moon/server/service/data/RasterAnalysisService.java b/src/main/java/com/moon/server/service/data/RasterAnalysisService.java
index 0c1d48b..05db3f1 100644
--- a/src/main/java/com/moon/server/service/data/RasterAnalysisService.java
+++ b/src/main/java/com/moon/server/service/data/RasterAnalysisService.java
@@ -188,7 +188,7 @@
      */
     public void analysisPolyline(AnalysisResultEntity entity, Dataset ds, Geometry geo, int size) {
         double[] transform = ds.GetGeoTransform();
-        // double rotationX = transform[2]; double rotationY = transform[4]
+        double xSize = ds.getRasterXSize(), ySize = ds.getRasterXSize();
         double minX = transform[0], pixelWidth = transform[1], maxY = transform[3], pixelHeight = transform[5];
 
         double len = 0;
@@ -206,6 +206,9 @@
 
             int xPixel = (int) Math.floor((xy[0] - minX) / pixelWidth);
             int yPixel = (int) Math.floor((maxY - xy[1]) / Math.abs(pixelHeight));
+            if (xPixel < 1 || xPixel > xSize || yPixel < 1 || yPixel > ySize) {
+                continue;
+            }
 
             List<Double> vals = new ArrayList<>();
             for (int j = 1; j <= bandCount; j++) {
@@ -222,19 +225,22 @@
      */
     public void analysisPolygon(AnalysisResultEntity entity, Dataset ds, Geometry geo) {
         double[] transform = ds.GetGeoTransform();
-        // double rotationX = transform[2]; double rotationY = transform[4]
-        double minX = transform[0], pixelWidth = transform[1], maxY = transform[3], pixelHeight = Math.abs(transform[5]);
+        double minX = transform[0], pixelWidth = transform[1], maxY = transform[3], pixelHeight = Math.abs(transform[5]), rotationX = transform[2], rotationY = transform[4];
         double[] env = new double[4];
         geo.GetEnvelope(env);
 
-        int xMinPixel = (int) Math.floor((env[0] - minX) / pixelWidth);
-        int yMinPixel = (int) Math.floor((maxY - env[3]) / pixelHeight);
-        int xMaxPixel = (int) Math.floor((env[1] - minX) / pixelWidth);
-        int yMaxPixel = (int) Math.floor((maxY - env[2]) / pixelHeight);
+        int xMinPixel = Math.max((int) Math.floor((env[0] - minX) / pixelWidth), 1);
+        int yMinPixel = Math.max((int) Math.floor((maxY - env[3]) / pixelHeight), 1);
+        int xMaxPixel = Math.min((int) Math.floor((env[1] - minX) / pixelWidth), ds.getRasterXSize());
+        int yMaxPixel = Math.min((int) Math.floor((maxY - env[2]) / pixelHeight), ds.getRasterYSize());
 
         int bandCount = ds.getRasterCount();
         int width = Math.abs(xMaxPixel - xMinPixel);
         int height = Math.abs(yMaxPixel - yMinPixel);
+        if (width < 1 || height < 1) {
+            setError(entity, "鏌ヨ鑼冨洿鏃犳晥");
+            return;
+        }
 
         if (width * height > StaticData.I64 * StaticData.I64) {
             readRasterForBlocks(entity, ds, bandCount, xMinPixel, yMinPixel, width, height);
@@ -355,7 +361,6 @@
                 d += distance;
             }
         }
-
         list.add(geo.GetPoint(c));
 
         return list;
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 391d3a2..a7d152c 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -14,7 +14,7 @@
     name: MoonServer
   # redis
   redis:
-    database: 0
+    database: 1
     #host: 192.168.20.83
     host: 127.0.0.1
     port: 6369

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