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update surf function with texturemap alpha support

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This commit is contained in:
wyq 2025-04-09 23:09:52 +08:00
parent 1b1a5b6604
commit ac4813b1a6
7 changed files with 62 additions and 14 deletions
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46
meteoinfo-image/src/main/java/org/meteoinfo/image/ImageUtil.java
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@ -189,6 +189,52 @@ public class ImageUtil {
return aImage;
}
/**
* Create image from RGB(A) data array
* @param data RGB data array
* @param alpha Alpha value
* @return Image
*/
public static BufferedImage createImage(Array data, float alpha) {
int width, height;
width = data.getShape()[1];
height = data.getShape()[0];
Color undefColor = Color.white;
BufferedImage aImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
Color color;
Index index = data.getIndex();
if (data.getDataType() == DataType.FLOAT || data.getDataType() == DataType.DOUBLE){
float r, g, b;
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
r = data.getFloat(index.set(i, j, 0));
g = data.getFloat(index.set(i, j, 1));
b = data.getFloat(index.set(i, j, 2));
if (Float.isNaN(r) || Float.isNaN(g) || Float.isNaN(b)) {
color = undefColor;
} else {
color = new Color(r, g, b, alpha);
}
aImage.setRGB(j, height - i - 1, color.getRGB());
}
}
} else {
int r, g, b;
int a = (int) (alpha * 255);
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
r = data.getInt(index.set(i, j, 0));
g = data.getInt(index.set(i, j, 1));
b = data.getInt(index.set(i, j, 2));
color = new Color(r, g, b, a);
aImage.setRGB(j, height - i - 1, color.getRGB());
}
}
}
return aImage;
}
/**
* Save image into a file

18
meteoinfo-lab/milconfig.xml
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@ -1,32 +1,28 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<MeteoInfo File="milconfig.xml" Type="configurefile">
<Path OpenPath="D:\Working\MIScript\Jython\mis\io\grib">
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\io\netcdf"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\dataframe"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\io\burf"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\common_math\linalg"/>
<Path OpenPath="D:\Working\MIScript\Jython\mis\plot_types\3d\jogl\surf">
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\common_math"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\array"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\map\webmap"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\map\geoshow"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\map"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\plot_types"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\plot_types\contour"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\io\json"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\io"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\io\grib"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\common_math\linalg"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\plot_types"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\plot_types\3d"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\plot_types\3d\jogl"/>
<RecentFolder Folder="D:\Working\MIScript\Jython\mis\plot_types\3d\jogl\surf"/>
</Path>
<File>
<OpenedFiles>
<OpenedFile File="D:\Working\MIScript\Jython\mis\plot_types\contour\conoutm.py"/>
<OpenedFile File="D:\Working\MIScript\Jython\mis\io\grib\Z_NAFP_C_BCSH_9km_1.py"/>
<OpenedFile File="D:\Working\MIScript\Jython\mis\io\grib\Z_NAFP_C_BCSH_9km_proj.py"/>
</OpenedFiles>
<RecentFiles>
<RecentFile File="D:\Working\MIScript\Jython\mis\plot_types\contour\conoutm.py"/>
<RecentFile File="D:\Working\MIScript\Jython\mis\io\grib\Z_NAFP_C_BCSH_9km_1.py"/>
<RecentFile File="D:\Working\MIScript\Jython\mis\io\grib\Z_NAFP_C_BCSH_9km_proj.py"/>
</RecentFiles>
</File>
<Font>
@ -34,5 +30,5 @@
</Font>
<LookFeel DockWindowDecorated="true" LafDecorated="true" Name="FlatDarkLaf"/>
<Figure DoubleBuffering="true"/>
<Startup MainFormLocation="5,6" MainFormSize="1337,846"/>
<Startup MainFormLocation="-6,-6" MainFormSize="1292,764"/>
</MeteoInfo>

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meteoinfo-lab/pylib/mipylib/dataset/midata$py.class
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2
meteoinfo-lab/pylib/mipylib/dataset/midata.py
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@ -572,7 +572,7 @@ def asciiread(filename, **kwargs):
def asciiwrite(fn, data, colnum=80, format=None, delimiter=None):
"""
Write array data into a ASCII data file.
Write array data into an ASCII data file.
:param fn: (*string*) Path needed to locate ASCII file.
:param data: (*array_like*) A numeric array variable of any dimensionality.

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meteoinfo-lab/pylib/mipylib/plotlib/_axes3dgl$py.class
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8
meteoinfo-lab/pylib/mipylib/plotlib/_axes3dgl.py
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@ -1400,6 +1400,9 @@ class Axes3DGL(Axes3D):
cn = len(kwargs['colors'])
else:
cn = None
alpha = None
if kwargs.has_key('alpha'):
alpha = kwargs['alpha']
cmap = plotutil.getcolormap(**kwargs)
level_arg = None
C = None
@ -1451,7 +1454,10 @@ class Axes3DGL(Axes3D):
if facecolor == 'texturemap':
if isinstance(cdata, NDArray):
if cdata.ndim == 3:
image = ImageUtil.createImage(cdata._array)
if alpha is None:
image = ImageUtil.createImage(cdata._array)
else:
image = ImageUtil.createImage(cdata._array, alpha)
else:
image = GraphicFactory.createImage(cdata._array, ls)
elif isinstance(cdata, BufferedImage):

2
meteoinfo-ndarray/src/main/java/org/meteoinfo/ndarray/math/ArrayUtil.java
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@ -181,7 +181,7 @@ public class ArrayUtil {
}
/**
* Get row number of a ASCII file
* Get row number of an ASCII file
*
* @param fileName File name
* @return Row number