001 //$HeadURL: svn+ssh://jwilden@svn.wald.intevation.org/deegree/base/branches/2.5_testing/src/org/deegree/ogcwebservices/wpvs/configuration/RenderingConfiguration.java $
002 /*----------------------------------------------------------------------------
003 This file is part of deegree, http://deegree.org/
004 Copyright (C) 2001-2009 by:
005 Department of Geography, University of Bonn
006 and
007 lat/lon GmbH
008
009 This library is free software; you can redistribute it and/or modify it under
010 the terms of the GNU Lesser General Public License as published by the Free
011 Software Foundation; either version 2.1 of the License, or (at your option)
012 any later version.
013 This library is distributed in the hope that it will be useful, but WITHOUT
014 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
015 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
016 details.
017 You should have received a copy of the GNU Lesser General Public License
018 along with this library; if not, write to the Free Software Foundation, Inc.,
019 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
020
021 Contact information:
022
023 lat/lon GmbH
024 Aennchenstr. 19, 53177 Bonn
025 Germany
026 http://lat-lon.de/
027
028 Department of Geography, University of Bonn
029 Prof. Dr. Klaus Greve
030 Postfach 1147, 53001 Bonn
031 Germany
032 http://www.geographie.uni-bonn.de/deegree/
033
034 e-mail: info@deegree.org
035 ----------------------------------------------------------------------------*/
036
037 package org.deegree.ogcwebservices.wpvs.configuration;
038
039 import java.awt.image.BufferedImage;
040 import java.io.IOException;
041 import java.io.InputStream;
042 import java.util.Properties;
043
044 import javax.media.j3d.ColoringAttributes;
045 import javax.media.j3d.PolygonAttributes;
046 import javax.media.j3d.Texture;
047 import javax.media.j3d.TextureAttributes;
048 import javax.media.j3d.Transform3D;
049 import javax.vecmath.Color4f;
050
051 import org.deegree.framework.log.ILogger;
052 import org.deegree.framework.log.LoggerFactory;
053 import org.deegree.i18n.Messages;
054
055 import com.sun.j3d.utils.image.TextureLoader;
056
057 /**
058 * The <code>RenderingConfiguration</code> class is a simple wrapper to retrieve the configuration of the rendering
059 * options.
060 *
061 * @author <a href="mailto:bezema@lat-lon.de">Rutger Bezema</a>
062 *
063 * @author last edited by: $Author: rbezema $
064 *
065 * @version $Revision: 20609 $, $Date: 2009-11-05 17:37:10 +0100 (Do, 05 Nov 2009) $
066 *
067 */
068
069 public final class RenderingConfiguration {
070 private static ILogger LOG = LoggerFactory.getLogger( RenderingConfiguration.class );
071
072 private static RenderingConfiguration renderConfig;
073
074 private final TextureAttributes textureAttributes;
075
076 private final ColoringAttributes coloringAttributes;
077
078 private final PolygonAttributes terrainPolygonAttributes;
079
080 private final PolygonAttributes surfacePolygonAttributes;
081
082 private final boolean objectShadingEnabled;
083
084 /**
085 * The renderingOptions defined in a file called rendering_options.properties
086 */
087 private final Properties renderingOptions;
088
089 private final String propertieFile = "rendering_options.properties";
090
091 private boolean terrainShadingEnabled;
092
093 private RenderingConfiguration() {
094 // Singleton pattern
095 renderingOptions = new Properties();
096 try {
097 InputStream renderingProps = RenderingConfiguration.class.getResourceAsStream( "/" + propertieFile );
098 if ( renderingProps == null ) {
099 renderingProps = RenderingConfiguration.class.getResourceAsStream( propertieFile );
100 }
101 renderingOptions.load( renderingProps );
102 } catch ( IOException e ) {
103 LOG.logError( e.getMessage(), e );
104 }
105
106 this.textureAttributes = createTextureAttributes();
107 this.coloringAttributes = createColoringAttributes();
108 this.terrainPolygonAttributes = createTerrainPolygonAttributes();
109 this.surfacePolygonAttributes = createSurfacePolygonAttributes();
110 this.objectShadingEnabled = optionTrueFalse( "object_shading_enabled" );
111 this.terrainShadingEnabled = optionTrueFalse( "terrain_shading_enabled" );
112
113 }
114
115 /**
116 * @return true if the given option fails or is not set to false,no, 0
117 */
118 private boolean optionTrueFalse( String option ) {
119 boolean result = true;
120 // finding a configured material shading property
121 String configuredProperty = (String) renderingOptions.get( option );
122 if ( configuredProperty != null ) {
123 configuredProperty = configuredProperty.trim();
124 if ( "false".equalsIgnoreCase( configuredProperty ) || "0".equalsIgnoreCase( configuredProperty )
125 || "no".equalsIgnoreCase( configuredProperty ) ) {
126 result = false;
127 } else if ( !"TRUE".equalsIgnoreCase( configuredProperty ) || "1".equalsIgnoreCase( configuredProperty )
128 || "yes".equalsIgnoreCase( configuredProperty ) ) {
129 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", option, configuredProperty,
130 "true" ) );
131 }
132 }
133 return result;
134 }
135
136 /**
137 * @return the configured PolygonAttributes for surfaces
138 */
139 private PolygonAttributes createSurfacePolygonAttributes() {
140 PolygonAttributes targetPolyAttr = new PolygonAttributes();
141 targetPolyAttr.setCapability( PolygonAttributes.ALLOW_MODE_READ );
142 targetPolyAttr.setCapability( PolygonAttributes.ALLOW_CULL_FACE_READ );
143 targetPolyAttr.setCapability( PolygonAttributes.ALLOW_NORMAL_FLIP_READ );
144 targetPolyAttr.setPolygonMode( PolygonAttributes.POLYGON_FILL );
145
146 // finding a configured backface flip property
147 String configuredProperty = (String) renderingOptions.get( "surface_backflip" );
148 if ( configuredProperty != null ) {
149 configuredProperty = configuredProperty.trim();
150 if ( "TRUE".equalsIgnoreCase( configuredProperty ) || "1".equalsIgnoreCase( configuredProperty )
151 || "yes".equalsIgnoreCase( configuredProperty ) ) {
152 targetPolyAttr.setBackFaceNormalFlip( true );
153 } else if ( "false".equalsIgnoreCase( configuredProperty ) || "0".equalsIgnoreCase( configuredProperty )
154 || "no".equalsIgnoreCase( configuredProperty ) ) {
155 targetPolyAttr.setBackFaceNormalFlip( false );
156 } else {
157 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "surface_backflip",
158 configuredProperty, "false" ) );
159 targetPolyAttr.setBackFaceNormalFlip( false );
160 }
161
162 }
163
164 int configuredValue = PolygonAttributes.CULL_NONE;
165 // finding a configured surface culling
166 configuredProperty = (String) renderingOptions.get( "surface_culling" );
167 if ( configuredProperty != null ) {
168 configuredProperty = configuredProperty.trim();
169 if ( "BACK".equalsIgnoreCase( configuredProperty ) ) {
170 configuredValue = PolygonAttributes.CULL_BACK;
171 } else if ( "FRONT".equalsIgnoreCase( configuredProperty ) ) {
172 configuredValue = PolygonAttributes.CULL_FRONT;
173 } else if ( "NONE".equalsIgnoreCase( configuredProperty ) ) {
174 configuredValue = PolygonAttributes.CULL_NONE;
175 } else {
176 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "surface_culling",
177 configuredProperty, "NONE" ) );
178 }
179 }
180 targetPolyAttr.setCullFace( configuredValue );
181 return targetPolyAttr;
182
183 }
184
185 /**
186 * @return the configured Polygon Attributes for the dgm (terrain)
187 */
188 private PolygonAttributes createTerrainPolygonAttributes() {
189 // what kind of drawing
190 PolygonAttributes targetPolyAttr = new PolygonAttributes();
191 targetPolyAttr.setPolygonMode( PolygonAttributes.POLYGON_FILL );
192
193 // finding a configured backface flip property
194 String configuredProperty = (String) renderingOptions.get( "terrain_backflip" );
195 if ( configuredProperty != null ) {
196 configuredProperty = configuredProperty.trim();
197 if ( "true".equalsIgnoreCase( configuredProperty ) || "1".equalsIgnoreCase( configuredProperty )
198 || "yes".equalsIgnoreCase( configuredProperty ) ) {
199 targetPolyAttr.setBackFaceNormalFlip( true );
200 } else if ( "false".equalsIgnoreCase( configuredProperty ) || "0".equalsIgnoreCase( configuredProperty )
201 || "no".equalsIgnoreCase( configuredProperty ) ) {
202 targetPolyAttr.setBackFaceNormalFlip( false );
203 } else {
204 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "terrain_backflip",
205 configuredProperty, "false" ) );
206
207 }
208 }
209
210 int configuredValue = PolygonAttributes.CULL_NONE;
211 // finding a configured surface culling
212 configuredProperty = (String) renderingOptions.get( "terrain_culling" );
213 if ( configuredProperty != null ) {
214 configuredProperty = configuredProperty.trim();
215 if ( "BACK".equalsIgnoreCase( configuredProperty ) ) {
216 configuredValue = PolygonAttributes.CULL_BACK;
217 } else if ( "FRONT".equalsIgnoreCase( configuredProperty ) ) {
218 configuredValue = PolygonAttributes.CULL_FRONT;
219 } else if ( "NONE".equalsIgnoreCase( configuredProperty ) ) {
220 configuredValue = PolygonAttributes.CULL_NONE;
221 } else {
222 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "terrain_culling",
223 configuredProperty, "NONE" ) );
224 }
225 }
226 targetPolyAttr.setCullFace( configuredValue );
227 return targetPolyAttr;
228 }
229
230 /**
231 * @return the conifured coloring attributes
232 */
233 private ColoringAttributes createColoringAttributes() {
234 // and some Coloring attribs
235 // the coloring attributes
236 ColoringAttributes ca = new ColoringAttributes();
237 int configuredValue = ColoringAttributes.SHADE_GOURAUD;
238 // finding a configured shading model
239 String configuredProperty = (String) renderingOptions.get( "shading_model" );
240 if ( configuredProperty != null ) {
241 configuredProperty = configuredProperty.trim();
242 if ( "SHADE_FLAT".equalsIgnoreCase( configuredProperty ) ) {
243 configuredValue = ColoringAttributes.SHADE_FLAT;
244 } else if ( "SHADE_GOURAUD".equalsIgnoreCase( configuredProperty ) ) {
245 configuredValue = ColoringAttributes.SHADE_GOURAUD;
246 } else {
247 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "shading_model",
248 configuredProperty, "SHADE_GOURAUD" ) );
249
250 }
251
252 }
253 ca.setShadeModel( configuredValue );
254
255 configuredValue = ColoringAttributes.NICEST;
256 // finding a configured shading model quality
257 configuredProperty = (String) renderingOptions.get( "shading_quality" );
258 if ( configuredProperty != null ) {
259 configuredProperty = configuredProperty.trim();
260 if ( "FASTEST".equalsIgnoreCase( configuredProperty ) ) {
261 configuredValue = ColoringAttributes.FASTEST;
262 } else if ( "NICEST".equalsIgnoreCase( configuredProperty ) ) {
263 configuredValue = ColoringAttributes.NICEST;
264 } else {
265 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "shading_quality",
266 configuredProperty, "NICEST" ) );
267 }
268 }
269 ca.setCapability( configuredValue );
270 return ca;
271 }
272
273 /**
274 * @return the configured textureAttributes
275 */
276 private TextureAttributes createTextureAttributes() {
277 int blendFunc = TextureAttributes.MODULATE;
278 // finding a configured blending function
279 String configuredProperty = (String) renderingOptions.get( "blend_function" );
280 if ( configuredProperty != null ) {
281 configuredProperty = configuredProperty.trim();
282 if ( "BLEND".equalsIgnoreCase( configuredProperty ) ) {
283 blendFunc = TextureAttributes.BLEND;
284 } else if ( "DECAL".equalsIgnoreCase( configuredProperty ) ) {
285 blendFunc = TextureAttributes.DECAL;
286 } else if ( "COMBINE".equalsIgnoreCase( configuredProperty ) ) {
287 blendFunc = TextureAttributes.COMBINE;
288 } else if ( "MODULATE".equalsIgnoreCase( configuredProperty ) ) {
289 blendFunc = TextureAttributes.MODULATE;
290 } else {
291 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "blend_function",
292 configuredProperty, "MODULATE" ) );
293 }
294 }
295 Color4f blendColor = new Color4f( 0, 0, 0, 0 );
296 if ( blendFunc == TextureAttributes.BLEND ) {
297 configuredProperty = (String) renderingOptions.get( "blend_color" );
298 if ( configuredProperty != null ) {
299 String[] split = configuredProperty.trim().split( "," );
300 if ( split != null && split.length == 4 ) {
301 try {
302 float r = Float.parseFloat( split[0] );
303 float g = Float.parseFloat( split[1] );
304 float b = Float.parseFloat( split[2] );
305 float a = Float.parseFloat( split[3] );
306 blendColor = new Color4f( r, g, b, a );
307 } catch ( NumberFormatException nfe ) {
308 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "blend_color",
309 configuredProperty, "0,0,0,0" ) );
310 }
311 } else {
312 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "blend_color",
313 configuredProperty, "0,0,0,0" ) );
314 }
315 }
316 }
317
318 int persCorrection = TextureAttributes.NICEST;
319 configuredProperty = (String) renderingOptions.get( "terrain_texture_perspective_correction" );
320 if ( configuredProperty != null ) {
321 configuredProperty = configuredProperty.trim();
322 if ( "FASTEST".equalsIgnoreCase( configuredProperty ) ) {
323 persCorrection = TextureAttributes.FASTEST;
324 } else if ( "NICEST".equalsIgnoreCase( configuredProperty ) ) {
325 persCorrection = TextureAttributes.NICEST;
326 } else {
327 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY",
328 "terrain_texture_perspective_correction", configuredProperty,
329 "NICEST" ) );
330 }
331 }
332
333 TextureAttributes textureAttribs = new TextureAttributes( blendFunc, new Transform3D(), blendColor,
334 persCorrection );
335
336 if ( TextureAttributes.COMBINE == blendFunc ) {
337 /*
338 * Get the configured Combine parametersof the texture attributes. first rgb then alpha
339 */
340 // combineFunction type
341 int combineFunctionRGB = TextureAttributes.COMBINE_MODULATE;
342 configuredProperty = (String) renderingOptions.get( "combine_function_rgb" );
343 if ( configuredProperty != null ) {
344 configuredProperty = configuredProperty.trim();
345 if ( "COMBINE_REPLACE".equalsIgnoreCase( configuredProperty ) ) {
346 combineFunctionRGB = TextureAttributes.COMBINE_REPLACE;
347 } else if ( "COMBINE_ADD".equalsIgnoreCase( configuredProperty ) ) {
348 combineFunctionRGB = TextureAttributes.COMBINE_ADD;
349 } else if ( "COMBINE_ADD_SIGNED".equalsIgnoreCase( configuredProperty ) ) {
350 combineFunctionRGB = TextureAttributes.COMBINE_ADD_SIGNED;
351 } else if ( "COMBINE_SUBTRACT".equalsIgnoreCase( configuredProperty ) ) {
352 combineFunctionRGB = TextureAttributes.COMBINE_SUBTRACT;
353 } else if ( "COMBINE_INTERPOLATE".equalsIgnoreCase( configuredProperty ) ) {
354 combineFunctionRGB = TextureAttributes.COMBINE_INTERPOLATE;
355 } else if ( "COMBINE_DOT3".equalsIgnoreCase( configuredProperty ) ) {
356 combineFunctionRGB = TextureAttributes.COMBINE_DOT3;
357 } else if ( "COMBINE_MODULATE".equalsIgnoreCase( configuredProperty ) ) {
358 combineFunctionRGB = TextureAttributes.COMBINE_MODULATE;
359 } else {
360 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "combine_function_rbg",
361 configuredProperty, "COMBINE_MODULATE" ) );
362 }
363 }
364 textureAttribs.setCombineRgbMode( combineFunctionRGB );
365
366 int combineFunctionAlpha = TextureAttributes.COMBINE_MODULATE;
367 configuredProperty = (String) renderingOptions.get( "combine_function_alpha" );
368 if ( configuredProperty != null ) {
369 configuredProperty = configuredProperty.trim();
370 if ( "COMBINE_REPLACE".equalsIgnoreCase( configuredProperty ) ) {
371 combineFunctionAlpha = TextureAttributes.COMBINE_REPLACE;
372 } else if ( "COMBINE_ADD".equalsIgnoreCase( configuredProperty ) ) {
373 combineFunctionAlpha = TextureAttributes.COMBINE_ADD;
374 } else if ( "COMBINE_ADD_SIGNED".equalsIgnoreCase( configuredProperty ) ) {
375 combineFunctionAlpha = TextureAttributes.COMBINE_ADD_SIGNED;
376 } else if ( "COMBINE_SUBTRACT".equalsIgnoreCase( configuredProperty ) ) {
377 combineFunctionAlpha = TextureAttributes.COMBINE_SUBTRACT;
378 } else if ( "COMBINE_INTERPOLATE".equalsIgnoreCase( configuredProperty ) ) {
379 combineFunctionAlpha = TextureAttributes.COMBINE_INTERPOLATE;
380 } else if ( "COMBINE_DOT3".equalsIgnoreCase( configuredProperty ) ) {
381 combineFunctionAlpha = TextureAttributes.COMBINE_DOT3;
382 } else if ( "COMBINE_MODULATE".equalsIgnoreCase( configuredProperty ) ) {
383 combineFunctionAlpha = TextureAttributes.COMBINE_MODULATE;
384 } else {
385 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "combine_function_alpha",
386 configuredProperty, "COMBINE_MODULATE" ) );
387 }
388 }
389 textureAttribs.setCombineAlphaMode( combineFunctionAlpha );
390
391 // Combine source Color configuration
392 int combineColorSourceRGB = TextureAttributes.COMBINE_TEXTURE_COLOR;
393 for ( int i = 0; ++i < 3; ) {
394 if ( i == 1 ) {
395 combineColorSourceRGB = TextureAttributes.COMBINE_PREVIOUS_TEXTURE_UNIT_STATE;
396 } else if ( i == 2 ) {
397 combineColorSourceRGB = TextureAttributes.COMBINE_CONSTANT_COLOR;
398 }
399 String propertyString = "combine_color_source_rgb_" + i;
400 configuredProperty = (String) renderingOptions.get( propertyString );
401 if ( configuredProperty != null ) {
402 configuredProperty = configuredProperty.trim();
403 if ( "COMBINE_TEXTURE_COLOR".equalsIgnoreCase( configuredProperty ) ) {
404 combineColorSourceRGB = TextureAttributes.COMBINE_TEXTURE_COLOR;
405 } else if ( "COMBINE_CONSTANT_COLOR".equalsIgnoreCase( configuredProperty ) ) {
406 combineColorSourceRGB = TextureAttributes.COMBINE_CONSTANT_COLOR;
407 } else if ( "COMBINE_PREVIOUS_TEXTURE_UNIT_STATE".equalsIgnoreCase( configuredProperty ) ) {
408 combineColorSourceRGB = TextureAttributes.COMBINE_PREVIOUS_TEXTURE_UNIT_STATE;
409 } else if ( "COMBINE_OBJECT_COLOR".equalsIgnoreCase( configuredProperty ) ) {
410 combineColorSourceRGB = TextureAttributes.COMBINE_OBJECT_COLOR;
411 } else {
412 LOG.logWarning( Messages.getMessage(
413 "WPVS_UNKNOWN_RENDERING_PROPERTY",
414 propertyString,
415 configuredProperty,
416 ( ( i == 0 ) ? "COMBINE_MODULATE"
417 : ( ( i == 1 ) ? "COMBINE_PREVIOUS_TEXTURE_UNIT_STATE"
418 : "COMBINE_CONSTANT_COLOR" ) ) ) );
419 }
420
421 }
422 textureAttribs.setCombineRgbSource( i, combineColorSourceRGB );
423 }
424
425 int combineColorSourceAlpha = TextureAttributes.COMBINE_TEXTURE_COLOR;
426 for ( int i = 0; ++i < 3; ) {
427 if ( i == 1 ) {
428 combineColorSourceAlpha = TextureAttributes.COMBINE_PREVIOUS_TEXTURE_UNIT_STATE;
429 } else if ( i == 2 ) {
430 combineColorSourceAlpha = TextureAttributes.COMBINE_CONSTANT_COLOR;
431 }
432
433 String propertyString = "combine_color_source_alpha_" + i;
434 configuredProperty = (String) renderingOptions.get( propertyString );
435 if ( configuredProperty != null ) {
436 configuredProperty = configuredProperty.trim();
437 if ( "COMBINE_TEXTURE_COLOR".equalsIgnoreCase( configuredProperty ) ) {
438 combineColorSourceAlpha = TextureAttributes.COMBINE_TEXTURE_COLOR;
439 } else if ( "COMBINE_CONSTANT_COLOR".equalsIgnoreCase( configuredProperty ) ) {
440 combineColorSourceAlpha = TextureAttributes.COMBINE_CONSTANT_COLOR;
441 } else if ( "COMBINE_PREVIOUS_TEXTURE_UNIT_STATE".equalsIgnoreCase( configuredProperty ) ) {
442 combineColorSourceAlpha = TextureAttributes.COMBINE_PREVIOUS_TEXTURE_UNIT_STATE;
443 } else if ( "COMBINE_OBJECT_COLOR".equalsIgnoreCase( configuredProperty ) ) {
444 combineColorSourceAlpha = TextureAttributes.COMBINE_OBJECT_COLOR;
445 } else {
446 LOG.logWarning( Messages.getMessage(
447 "WPVS_UNKNOWN_RENDERING_PROPERTY",
448 propertyString,
449 configuredProperty,
450 ( ( i == 0 ) ? "COMBINE_MODULATE"
451 : ( ( i == 1 ) ? "COMBINE_PREVIOUS_TEXTURE_UNIT_STATE"
452 : "COMBINE_CONSTANT_COLOR" ) ) ) );
453 }
454 }
455 textureAttribs.setCombineAlphaSource( i, combineColorSourceAlpha );
456 }
457
458 // Combine color function to use
459 int combineColorFunctionRGB = TextureAttributes.COMBINE_SRC_COLOR;
460 configuredProperty = (String) renderingOptions.get( "combine_color_function_rgb" );
461 if ( configuredProperty != null ) {
462 configuredProperty = configuredProperty.trim();
463 if ( "COMBINE_ONE_MINUS_SRC_COLOR".equalsIgnoreCase( configuredProperty ) ) {
464 combineColorFunctionRGB = TextureAttributes.COMBINE_ONE_MINUS_SRC_COLOR;
465 } else if ( "COMBINE_SRC_COLOR".equalsIgnoreCase( configuredProperty ) ) {
466 combineColorFunctionRGB = TextureAttributes.COMBINE_SRC_COLOR;
467 } else {
468 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY",
469 "combine_color_function_rgb", configuredProperty,
470 "COMBINE_SRC_COLOR" ) );
471 }
472
473 }
474 textureAttribs.setCombineRgbFunction( 0, combineColorFunctionRGB );
475 textureAttribs.setCombineRgbFunction( 1, combineColorFunctionRGB );
476 textureAttribs.setCombineRgbFunction( 2, combineColorFunctionRGB );
477
478 int combineColorFunctionAlpha = TextureAttributes.COMBINE_SRC_ALPHA;
479 configuredProperty = (String) renderingOptions.get( "combine_color_function_alpha" );
480 if ( configuredProperty != null ) {
481 configuredProperty = configuredProperty.trim();
482 if ( "COMBINE_ONE_MINUS_SRC_ALPHA".equalsIgnoreCase( configuredProperty ) ) {
483 combineColorFunctionAlpha = TextureAttributes.COMBINE_ONE_MINUS_SRC_ALPHA;
484 } else if ( "COMBINE_SRC_ALPHA".equalsIgnoreCase( configuredProperty ) ) {
485 combineColorFunctionAlpha = TextureAttributes.COMBINE_SRC_ALPHA;
486 } else {
487 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY",
488 "combine_color_function_alpha", configuredProperty,
489 "COMBINE_SRC_ALPHA" ) );
490 }
491 }
492 textureAttribs.setCombineAlphaFunction( 0, combineColorFunctionAlpha );
493 textureAttribs.setCombineAlphaFunction( 1, combineColorFunctionAlpha );
494 textureAttribs.setCombineAlphaFunction( 2, combineColorFunctionAlpha );
495
496 // And the scale of the output color
497 int combineScaleFactorRGB = 1;
498 configuredProperty = (String) renderingOptions.get( "combine_scale_factor_rgb" );
499 if ( configuredProperty != null ) {
500 configuredProperty = configuredProperty.trim();
501 try {
502 combineScaleFactorRGB = Integer.parseInt( configuredProperty );
503 } catch ( NumberFormatException nfe ) {
504 combineScaleFactorRGB = 1;
505 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "combine_scale_factor_rgb",
506 configuredProperty, "1" ) );
507 }
508 if ( combineScaleFactorRGB != 1 && combineScaleFactorRGB != 2 && combineScaleFactorRGB != 4 ) {
509 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "combine_scale_factor_rgb",
510 configuredProperty, "1" ) );
511 combineScaleFactorRGB = 1;
512
513 }
514 }
515 textureAttribs.setCombineRgbScale( combineScaleFactorRGB );
516
517 int combineScaleFactorAlpha = 1;
518 configuredProperty = (String) renderingOptions.get( "combine_scale_factor_alpha" );
519 if ( configuredProperty != null ) {
520 configuredProperty = configuredProperty.trim();
521 try {
522 combineScaleFactorAlpha = Integer.parseInt( configuredProperty );
523 } catch ( NumberFormatException nfe ) {
524 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY",
525 "combine_scale_factor_alpha", configuredProperty, "1" ) );
526
527 combineScaleFactorAlpha = 1;
528 }
529 if ( combineScaleFactorAlpha != 1 && combineScaleFactorAlpha != 2 && combineScaleFactorAlpha != 4 ) {
530 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY",
531 "combine_scale_factor_alpha", configuredProperty, "1" ) );
532 combineScaleFactorAlpha = 1;
533 }
534 }
535 textureAttribs.setCombineAlphaScale( combineScaleFactorAlpha );
536 }
537 return textureAttribs;
538 }
539
540 /**
541 * @return gets a RenderingConfiguration as a singleton pattern.
542 */
543 public static synchronized RenderingConfiguration getInstance() {
544 if ( renderConfig == null ) {
545 renderConfig = new RenderingConfiguration();
546 }
547 return renderConfig;
548 }
549
550 /**
551 * @return the coloringAttributes, Configured rendering properties valid for all rendered primitives.
552 */
553 public final ColoringAttributes getColoringAttributes() {
554 return coloringAttributes;
555 }
556
557 /**
558 * @return the TextureAttributes, Configured rendering properties valid for all rendered textured primitives.
559 */
560 public final TextureAttributes getTextureAttributes() {
561 return textureAttributes;
562 }
563
564 /**
565 * @return the surfacePolygonAttributes, Configured rendering properties for the rendered surfaces.
566 */
567 public final PolygonAttributes getSurfacePolygonAttributes() {
568 return surfacePolygonAttributes;
569 }
570
571 /**
572 * @return the terrainPolygonAttributes, Configured rendering properties for the rendered terrain.
573 */
574 public final PolygonAttributes getTerrainPolygonAttributes() {
575 return terrainPolygonAttributes;
576 }
577
578 /**
579 * @param textureImage
580 * the image to load as a texture
581 * @return a Texture with loaded according the configured mipmap properties.
582 */
583 public final Texture getTexture( BufferedImage textureImage ) {
584 TextureLoader tl = null;
585 boolean isMipMapped = true;
586 String configuredProperty = (String) renderingOptions.get( "terrain_texture_mipmapping" );
587 if ( configuredProperty != null ) {
588 configuredProperty = configuredProperty.trim();
589 if ( "TRUE".equalsIgnoreCase( configuredProperty ) || "1".equalsIgnoreCase( configuredProperty )
590 || "yes".equalsIgnoreCase( configuredProperty ) ) {
591 tl = new TextureLoader( textureImage, TextureLoader.GENERATE_MIPMAP );
592 } else if ( "false".equalsIgnoreCase( configuredProperty ) || "0".equalsIgnoreCase( configuredProperty )
593 || "no".equalsIgnoreCase( configuredProperty ) ) {
594 tl = new TextureLoader( textureImage );
595 } else {
596 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "terrain_texture_mipmapping",
597 configuredProperty, "false" ) );
598 tl = new TextureLoader( textureImage );
599 }
600 } else {
601 tl = new TextureLoader( textureImage, TextureLoader.GENERATE_MIPMAP );
602 }
603
604 configuredProperty = (String) renderingOptions.get( "terrain_anisotropic_filter" );
605 int anisotropic = Texture.ANISOTROPIC_SINGLE_VALUE;
606 if ( configuredProperty != null ) {
607 configuredProperty = configuredProperty.trim();
608 if ( "NONE".equalsIgnoreCase( configuredProperty ) ) {
609 anisotropic = Texture.ANISOTROPIC_NONE;
610
611 } else if ( !"SINGLE_VALUE".equalsIgnoreCase( configuredProperty ) ) {
612 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "terrain_anisotropic_filter",
613 configuredProperty, "SINGLE_VALUE" ) );
614 }
615 }
616
617 configuredProperty = (String) renderingOptions.get( "terrain_texture_filter" );
618 int textureFilter = Texture.NICEST;
619 if ( configuredProperty != null ) {
620 configuredProperty = configuredProperty.trim().toUpperCase();
621 if ( "FASTEST".equals( configuredProperty ) ) {
622 // uses the fastest available method for processing geometry.
623 textureFilter = Texture.FASTEST;
624 } else if ( "NICEST".equals( configuredProperty ) ) {
625 // uses the nicest available method for processing geometry
626 // nottin
627 } else if ( "BASE_LEVEL_POINT".equals( configuredProperty ) ) {
628 // selects the nearest texel in the base level texture image
629 textureFilter = Texture.BASE_LEVEL_POINT;
630 } else if ( "BASE_LEVEL_LINEAR".equals( configuredProperty ) ) {
631 // performs a bilinear interpolation on the four nearest texels in the base level texture image
632 textureFilter = Texture.BASE_LEVEL_LINEAR;
633 } else if ( "LINEAR_SHARPEN".equals( configuredProperty ) ) {
634 // sharpens the resulting image by extrapolating from the base level plus one image to the base level
635 // image of this texture object
636 textureFilter = Texture.LINEAR_SHARPEN;
637 } else if ( "LINEAR_SHARPEN_RGB".equals( configuredProperty ) ) {
638 // performs linear sharpen filter for the rgb components only. The alpha component is computed using
639 // BASE_LEVEL_LINEAR filter
640 textureFilter = Texture.LINEAR_SHARPEN_RGB;
641 } else if ( "LINEAR_SHARPEN_ALPHA".equals( configuredProperty ) ) {
642 // performs linear sharpen filter for the alpha component only. The rgb components are computed using
643 // BASE_LEVEL_LINEAR filter.
644 textureFilter = Texture.LINEAR_SHARPEN_ALPHA;
645 } else if ( "FILTER4".equals( configuredProperty ) ) {
646 // applies an application-supplied weight function on the nearest 4x4 texels in the base level texture
647 // image
648 textureFilter = Texture.FILTER4;
649 } else {
650 LOG.logWarning( Messages.getMessage( "WPVS_UNKNOWN_RENDERING_PROPERTY", "terrain_texture_filter",
651 configuredProperty, "FASTEST" ) );
652 }
653 }
654
655 Texture texture = tl.getTexture();
656 texture.setEnable( true );
657 texture.setAnisotropicFilterMode( anisotropic );
658 texture.setMagFilter( textureFilter );
659 texture.setMinFilter( textureFilter );
660
661 // texture.setAnisotropicFilterMode( Texture.ANISOTROPIC_SINGLE_VALUE );
662 texture.setCapability( Texture.ALLOW_ENABLE_READ | ( ( isMipMapped ) ? Texture.ALLOW_MIPMAP_MODE_READ : 0 )
663 | Texture.CLAMP_TO_EDGE );
664 return texture;
665 }
666
667 /**
668 * @return the useMaterialShading
669 */
670 public boolean isObjectShadingEnabled() {
671 return objectShadingEnabled;
672 }
673
674 /**
675 * @return the terrainShadingEnabled
676 */
677 public final boolean isTerrainShadingEnabled() {
678 return terrainShadingEnabled;
679 }
680 }