gvsig-3d / 2.1 / trunk / org.gvsig.view3d / org.gvsig.view3d.swing / org.gvsig.view3d.swing.impl / src / main / java / org / gvsig / view3d / swing / impl / data / RasterTiledImageLayer.java @ 461
History | View | Annotate | Download (8.31 KB)
1 |
/**
|
---|---|
2 |
* gvSIG. Desktop Geographic Information System.
|
3 |
*
|
4 |
* Copyright ? 2007-2015 gvSIG Association
|
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU General Public License
|
8 |
* as published by the Free Software Foundation; either version 2
|
9 |
* of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This program is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
* GNU General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU General Public License
|
17 |
* along with this program; if not, write to the Free Software
|
18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
19 |
* MA 02110-1301, USA.
|
20 |
*
|
21 |
* For any additional information, do not hesitate to contact us
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com.
|
23 |
*/
|
24 |
|
25 |
package org.gvsig.view3d.swing.impl.data; |
26 |
|
27 |
import gov.nasa.worldwind.avlist.AVKey; |
28 |
import gov.nasa.worldwind.avlist.AVList; |
29 |
import gov.nasa.worldwind.data.RasterServer; |
30 |
import gov.nasa.worldwind.geom.Angle; |
31 |
import gov.nasa.worldwind.geom.Extent; |
32 |
import gov.nasa.worldwind.geom.Sector; |
33 |
import gov.nasa.worldwind.layers.BasicTiledImageLayer; |
34 |
import gov.nasa.worldwind.layers.TextureTile; |
35 |
import gov.nasa.worldwind.render.DrawContext; |
36 |
import gov.nasa.worldwind.retrieve.RetrievalPostProcessor; |
37 |
import gov.nasa.worldwind.retrieve.Retriever; |
38 |
import gov.nasa.worldwind.retrieve.RetrieverFactory; |
39 |
import gov.nasa.worldwind.util.Logging; |
40 |
import gov.nasa.worldwind.util.WWUtil; |
41 |
|
42 |
import org.slf4j.Logger; |
43 |
import org.slf4j.LoggerFactory; |
44 |
import org.w3c.dom.Element; |
45 |
import org.gvsig.fmap.mapcontext.MapContext; |
46 |
import org.gvsig.fmap.mapcontext.layers.FLayer; |
47 |
import org.gvsig.view3d.swing.impl.DefaultMapControl3D; |
48 |
|
49 |
/**
|
50 |
* @author <a href="mailto:lmarques@disid.com">Lluis Marques</a>
|
51 |
*
|
52 |
*/
|
53 |
public class RasterTiledImageLayer extends BasicTiledImageLayer { |
54 |
|
55 |
private static final Logger LOG = LoggerFactory |
56 |
.getLogger(RasterTiledImageLayer.class); |
57 |
|
58 |
/**
|
59 |
* @param params
|
60 |
*/
|
61 |
public RasterTiledImageLayer(AVList params) {
|
62 |
|
63 |
super(params);
|
64 |
|
65 |
this.createRasterServer(params);
|
66 |
} |
67 |
|
68 |
/**
|
69 |
* @param domElement
|
70 |
* @param params
|
71 |
*/
|
72 |
public RasterTiledImageLayer(Element domElement, AVList params) { |
73 |
super(domElement, params);
|
74 |
|
75 |
this.createRasterServer(params != null ? params : (AVList) this |
76 |
.getValue(AVKey.CONSTRUCTION_PARAMETERS)); |
77 |
} |
78 |
|
79 |
private void createRasterServer(AVList params) { |
80 |
|
81 |
if (params == null) { |
82 |
LOG.error("Can not create raster server, parameters is null");
|
83 |
throw new IllegalArgumentException(); |
84 |
} |
85 |
|
86 |
if (this.getDataFileStore() == null) { |
87 |
LOG.error("Can not create raster server, file store is null");
|
88 |
throw new IllegalArgumentException(); |
89 |
} |
90 |
|
91 |
String datasetName = params.getStringValue(AVKey.DATASET_NAME);
|
92 |
if (WWUtil.isEmpty(datasetName)) {
|
93 |
LOG.error( |
94 |
"Can not create raster server, missing required parameter: {}",
|
95 |
AVKey.DATASET_NAME); |
96 |
throw new IllegalArgumentException(); |
97 |
} |
98 |
|
99 |
String dataCacheName = params.getStringValue(AVKey.DATA_CACHE_NAME);
|
100 |
if (WWUtil.isEmpty(dataCacheName)) {
|
101 |
LOG.error( |
102 |
"Can not create raster server, missing required parameter: {}",
|
103 |
AVKey.DATA_CACHE_NAME); |
104 |
throw new IllegalArgumentException(); |
105 |
} |
106 |
|
107 |
MapContext mapContext = |
108 |
(MapContext) params.getValue(DefaultMapControl3D.GVSIG_MAPCONTEXT); |
109 |
|
110 |
if (mapContext == null) { |
111 |
LOG.error( |
112 |
"Can not create raster server, missing required parameter: {}",
|
113 |
DefaultMapControl3D.GVSIG_MAPCONTEXT); |
114 |
throw new IllegalArgumentException(); |
115 |
} |
116 |
|
117 |
FLayer layer = (FLayer) params.getValue(DefaultMapControl3D.GVSIG_LAYER); |
118 |
|
119 |
if (layer == null) { |
120 |
LOG.error( |
121 |
"Can not create raster server, missing required parameter: {}",
|
122 |
"GVSIG_LAYER");
|
123 |
throw new IllegalArgumentException(); |
124 |
} |
125 |
|
126 |
final AVList rasterServerParams = params.copy();
|
127 |
|
128 |
rasterServerParams.setValue(AVKey.FILE_STORE, this.getDataFileStore());
|
129 |
|
130 |
RetrieverFactory retrieverFactory = new RetrieverFactory() {
|
131 |
|
132 |
final protected RasterServer rasterServer = |
133 |
new DefaultRasterServer(rasterServerParams);
|
134 |
|
135 |
public Retriever createRetriever(AVList tileParams,
|
136 |
RetrievalPostProcessor postProcessor) { |
137 |
|
138 |
DefaultRasterServerRetriever retriever = |
139 |
new DefaultRasterServerRetriever(tileParams,
|
140 |
this.rasterServer, postProcessor);
|
141 |
|
142 |
// copy only values that do not exist in destination AVList
|
143 |
// from rasterServerParams (source) to retriever (destination)
|
144 |
|
145 |
String[] keysToCopy = |
146 |
new String[] { AVKey.DATASET_NAME, AVKey.DISPLAY_NAME, |
147 |
AVKey.FILE_STORE, AVKey.IMAGE_FORMAT, |
148 |
AVKey.FORMAT_SUFFIX }; |
149 |
|
150 |
WWUtil.copyValues(rasterServerParams, retriever, keysToCopy, |
151 |
false);
|
152 |
|
153 |
return retriever;
|
154 |
} |
155 |
}; |
156 |
|
157 |
params.setValue(AVKey.RETRIEVER_FACTORY_LOCAL, retrieverFactory); |
158 |
this.setValue(AVKey.RETRIEVER_FACTORY_LOCAL, retrieverFactory);
|
159 |
|
160 |
} |
161 |
|
162 |
protected boolean isTileVisible(DrawContext dc, TextureTile tile) { |
163 |
|
164 |
if(tile.getSector().isWithinLatLonLimits()){
|
165 |
return tile.getExtent(dc).intersects(
|
166 |
dc.getView().getFrustumInModelCoordinates()) |
167 |
&& (dc.getVisibleSector() == null || dc.getVisibleSector()
|
168 |
.intersects(tile.getSector())); |
169 |
} else {
|
170 |
|
171 |
LOG.warn( |
172 |
"Tile sector is out of range Latitude {} {} Longitude {} {}. Trying to adjust sector",
|
173 |
new Object[] { tile.getSector().getMinLatitude(), |
174 |
tile.getSector().getMaxLatitude(), |
175 |
tile.getSector().getMinLongitude(), |
176 |
tile.getSector().getMaxLongitude() }); |
177 |
|
178 |
// Try to fix extend. This is necessary to avoid problems getting if
|
179 |
// some tile is visible or not when the tile has corrupt sector like
|
180 |
// ~180.0000001 or -90.000000004561
|
181 |
Extent extend = this.fixExtend(tile, dc);
|
182 |
return extend.intersects(dc.getView()
|
183 |
.getFrustumInModelCoordinates()) |
184 |
&& (dc.getVisibleSector() == null || dc.getVisibleSector()
|
185 |
.intersects(tile.getSector())); |
186 |
} |
187 |
} |
188 |
|
189 |
private Extent fixExtend(TextureTile tile, DrawContext dc) {
|
190 |
|
191 |
if (dc == null) { |
192 |
String msg = Logging.getMessage("nullValue.DrawContextIsNull"); |
193 |
Logging.logger().severe(msg); |
194 |
throw new IllegalArgumentException(msg); |
195 |
} |
196 |
|
197 |
if ( tile.getSector().isWithinLatLonLimits()){
|
198 |
return Sector.computeBoundingBox(dc.getGlobe(),
|
199 |
dc.getVerticalExaggeration(), tile.getSector()); |
200 |
} else {
|
201 |
|
202 |
double[] degreesArray = tile.getSector().asDegreesArray(); |
203 |
|
204 |
double minLatitude =
|
205 |
degreesArray[0] < Angle.NEG90.degrees ? Angle.NEG90.degrees
|
206 |
: degreesArray[0];
|
207 |
double maxLatitude =
|
208 |
degreesArray[1] > Angle.POS90.degrees ? Angle.POS90.degrees
|
209 |
: degreesArray[1];
|
210 |
double minLongitude =
|
211 |
degreesArray[2] < Angle.NEG180.degrees ? Angle.NEG180.degrees
|
212 |
: degreesArray[2];
|
213 |
double maxLongitude =
|
214 |
degreesArray[3] > Angle.POS180.degrees ? Angle.POS180.degrees
|
215 |
: degreesArray[3];
|
216 |
|
217 |
Sector adjustedSector = |
218 |
new Sector(Angle.fromDegrees(minLatitude),
|
219 |
Angle.fromDegrees(maxLatitude), |
220 |
Angle.fromDegrees(minLongitude), |
221 |
Angle.fromDegrees(maxLongitude)); |
222 |
|
223 |
return Sector.computeBoundingBox(dc.getGlobe(),
|
224 |
dc.getVerticalExaggeration(), adjustedSector); |
225 |
} |
226 |
} |
227 |
} |