From fadc4c7a796d7d8c40239a951cb00d80cdab778f Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期六, 16 十一月 2024 10:14:55 +0800
Subject: [PATCH] 1
---
src/main/java/com/se/simu/service/ResultService.java | 40 ++++++++++++++++++++++++++++++++++++++++
1 files changed, 40 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/se/simu/service/ResultService.java b/src/main/java/com/se/simu/service/ResultService.java
index dfdfcd1..a16e96f 100644
--- a/src/main/java/com/se/simu/service/ResultService.java
+++ b/src/main/java/com/se/simu/service/ResultService.java
@@ -374,6 +374,46 @@
return file.substring(file.lastIndexOf(File.separator) + 1, file.lastIndexOf("."));
}
+ private void water2Png2(ResultDto dto, LayerDto layer, String tif, String png, int width, int height) {
+ Dataset ds = null;
+ try {
+ ds = gdal.Open(tif, gdalconst.GA_ReadOnly);
+ if (null == ds || 0 == ds.getRasterCount()) return;
+
+ Band band = ds.GetRasterBand(1);
+ float[] buffer = new float[width * height];
+ band.ReadRaster(0, 0, width, height, buffer);
+
+ BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
+ double differ = layer.getExtension().getDiffer(), maxHeight = layer.getExtension().getMaxHeight(), minHeight = layer.getExtension().getMinHeight();
+ float[] ts = layer.getTerrain().getVals().get(width + "_" + height);
+
+ /*layer.getTerrain().getXyo().get(width + "_" + height).stream().forEach(xyo -> {
+
+ });*/
+ for (XYO xyo : layer.getTerrain().getXyo().get(width + "_" + height)) {
+ float depth = buffer[xyo.getOffset()] + ts[xyo.getOffset()];
+ if (Float.isNaN(depth) || depth < minHeight) continue;
+
+ int r = 0, g, b;
+ if (depth > maxHeight) {
+ g = b = 255;
+ } else {
+ int val = (int) ((depth - minHeight) / differ * 65535);
+ g = val / 256;
+ b = val % 256;
+ }
+
+ Color color = new Color(r, g, b, 127);
+ image.setRGB(xyo.getX(), xyo.getY(), color.getRGB());
+ }
+
+ savePng(image, png);
+ } finally {
+ if (null != ds) ds.delete();
+ }
+ }
+
private void water2Png(ResultDto dto, LayerDto layer, String tif, String png, int width, int height) {
Dataset ds = null;
try {
--
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