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25 //
26 /*----------------------------HEPVis----------------------------------------*/
27 /* */
28 /* Node: SoStyleCache */
29 /* Author: Guy Barrand */
30 /* */
31 /*--------------------------------------------------------------------------*/
32
33 // this :
34 #include <HEPVis/misc/SoStyleCache.h>
35
36 #include <Inventor/nodes/SoMaterial.h>
37 #include <Inventor/nodes/SoDrawStyle.h>
38 #include <Inventor/nodes/SoLightModel.h>
39 #include <Inventor/nodes/SoResetTransform.h>
40
41 //////////////////////////////////////////////////////////////////////////////
42 SoStyleCache::SoStyleCache(
43 )
44 :fMaterials(0)
45 ,fLineStyles(0)
46 ,fLightModels(0)
47 ,fResetTransform(0)
48 //////////////////////////////////////////////////////////////////////////////
49 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
50 {
51 fMaterials = new SoGroup;
52 addChild(fMaterials);
53 fLineStyles = new SoGroup;
54 addChild(fLineStyles);
55 fLightModels = new SoGroup;
56 addChild(fLightModels);
57 fResetTransform = new SoResetTransform;
58 addChild(fResetTransform);
59 }
60 //////////////////////////////////////////////////////////////////////////////
61 SoStyleCache::~SoStyleCache(
62 )
63 //////////////////////////////////////////////////////////////////////////////
64 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
65 {
66 }
67 //////////////////////////////////////////////////////////////////////////////
68 SoMaterial* SoStyleCache::getMaterial(
69 const SbColor& aRGB
70 ,float aTransparency
71 )
72 //////////////////////////////////////////////////////////////////////////////
73 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
74 {
75 int number = fMaterials->getNumChildren();
76 for(int index=0;index<number;index++) {
77 SoMaterial* material = (SoMaterial*)fMaterials->getChild(index);
78 if( (material->diffuseColor[0]==aRGB) &&
79 (material->transparency[0]==aTransparency) ) {
80 return material;
81 }
82 }
83 SoMaterial* material = new SoMaterial;
84 material->diffuseColor.setValue(aRGB);
85 material->transparency.setValue(aTransparency);
86 fMaterials->addChild(material);
87 return material;
88 }
89 //////////////////////////////////////////////////////////////////////////////
90 SoMaterial* SoStyleCache::getMaterial(
91 float aRed
92 ,float aGreen
93 ,float aBlue
94 ,float aTransparency
95 )
96 //////////////////////////////////////////////////////////////////////////////
97 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
98 {
99 SbColor aRGB(aRed,aGreen,aBlue);
100 int number = fMaterials->getNumChildren();
101 for(int index=0;index<number;index++) {
102 SoMaterial* material = (SoMaterial*)fMaterials->getChild(index);
103 if( (material->diffuseColor[0]==aRGB) &&
104 (material->transparency[0]==aTransparency) ) {
105 return material;
106 }
107 }
108 SoMaterial* material = new SoMaterial;
109 material->diffuseColor.setValue(aRGB);
110 material->transparency.setValue(aTransparency);
111 fMaterials->addChild(material);
112 return material;
113 }
114 /*
115 //////////////////////////////////////////////////////////////////////////////
116 SoDrawStyle* SoStyleCache::getLineStyle(
117 SbLineStyle aStyle
118 ,float aWidth
119 )
120 //////////////////////////////////////////////////////////////////////////////
121 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
122 {
123 unsigned short pattern = 0xFFFF;
124 switch(aStyle) {
125 case SbLineDashed:
126 pattern = 0x00FF;
127 break;
128 case SbLineDotted:
129 pattern = 0x0101;
130 break;
131 case SbLineDashDotted:
132 pattern = 0x1C47;
133 break;
134 default: //SbLineSolid:
135 pattern = 0xFFFF;
136 break;
137 }
138 int number = fLineStyles->getNumChildren();
139 for(int index=0;index<number;index++) {
140 SoDrawStyle* drawStyle = (SoDrawStyle*)fLineStyles->getChild(index);
141 if( (drawStyle->style.getValue()==SoDrawStyle::LINES) &&
142 (drawStyle->lineWidth.getValue()==aWidth) &&
143 (drawStyle->linePattern.getValue()==pattern) ) {
144 return drawStyle;
145 }
146 }
147 SoDrawStyle* drawStyle = new SoDrawStyle;
148 drawStyle->style.setValue(SoDrawStyle::LINES);
149 drawStyle->lineWidth.setValue(aWidth);
150 drawStyle->linePattern.setValue(pattern);
151 fLineStyles->addChild(drawStyle);
152 return drawStyle;
153 }
154 */
155 //////////////////////////////////////////////////////////////////////////////
156 SoDrawStyle* SoStyleCache::getLineStyle(
157 unsigned short aPattern
158 ,float aWidth
159 )
160 //////////////////////////////////////////////////////////////////////////////
161 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
162 {
163 int number = fLineStyles->getNumChildren();
164 for(int index=0;index<number;index++) {
165 SoDrawStyle* drawStyle = (SoDrawStyle*)fLineStyles->getChild(index);
166 if( (drawStyle->style.getValue()==SoDrawStyle::LINES) &&
167 (drawStyle->lineWidth.getValue()==aWidth) &&
168 (drawStyle->linePattern.getValue()==aPattern) ) {
169 return drawStyle;
170 }
171 }
172 SoDrawStyle* drawStyle = new SoDrawStyle;
173 drawStyle->style.setValue(SoDrawStyle::LINES);
174 drawStyle->lineWidth.setValue(aWidth);
175 drawStyle->linePattern.setValue(aPattern);
176 fLineStyles->addChild(drawStyle);
177 return drawStyle;
178 }
179 //////////////////////////////////////////////////////////////////////////////
180 SoLightModel* SoStyleCache::getLightModelPhong(
181 )
182 //////////////////////////////////////////////////////////////////////////////
183 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
184 {
185 SoLightModel* lightModel = new SoLightModel;
186 lightModel->model.setValue(SoLightModel::PHONG);
187 fLightModels->addChild(lightModel);
188 return lightModel;
189 }
190 //////////////////////////////////////////////////////////////////////////////
191 SoLightModel* SoStyleCache::getLightModelBaseColor(
192 )
193 //////////////////////////////////////////////////////////////////////////////
194 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
195 {
196 SoLightModel* lightModel = new SoLightModel;
197 lightModel->model.setValue(SoLightModel::BASE_COLOR);
198 fLightModels->addChild(lightModel);
199 return lightModel;
200 }
201 //////////////////////////////////////////////////////////////////////////////
202 SoResetTransform* SoStyleCache::getResetTransform(
203 )
204 //////////////////////////////////////////////////////////////////////////////
205 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
206 {
207 return fResetTransform;
208 }
209