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25 // 25 //
26 26
27 /*----------------------------HEPVis---------- 27 /*----------------------------HEPVis----------------------------------------*/
28 /* 28 /* */
29 /* Node: SoImageWriter 29 /* Node: SoImageWriter */
30 /* Author: Guy Barrand 30 /* Author: Guy Barrand */
31 /* 31 /* */
32 /*-------------------------------------------- 32 /*--------------------------------------------------------------------------*/
33 33
34 // this : 34 // this :
35 #include <HEPVis/nodes/SoImageWriter.h> 35 #include <HEPVis/nodes/SoImageWriter.h>
36 36
37 #include <Inventor/errors/SoDebugError.h> 37 #include <Inventor/errors/SoDebugError.h>
38 #include <Inventor/elements/SoViewportRegionEl 38 #include <Inventor/elements/SoViewportRegionElement.h>
39 #include <Inventor/actions/SoGLRenderAction.h> 39 #include <Inventor/actions/SoGLRenderAction.h>
40 40
41 #include <HEPVis/SbGL.h> 41 #include <HEPVis/SbGL.h>
42 #include <HEPVis/SbPainterPS.h> 42 #include <HEPVis/SbPainterPS.h>
43 //#include <HEPVis/SbGIF.h> 43 //#include <HEPVis/SbGIF.h>
44 44
45 #include <stdlib.h> 45 #include <stdlib.h>
46 46
47 typedef struct { 47 typedef struct {
48 unsigned char red; 48 unsigned char red;
49 unsigned char green; 49 unsigned char green;
50 unsigned char blue; 50 unsigned char blue;
51 } Pixel; 51 } Pixel;
52 typedef unsigned char Uchar; 52 typedef unsigned char Uchar;
53 53
54 //static void getImagePixels(int,int,float*,in 54 //static void getImagePixels(int,int,float*,int&,
55 // Uchar*&,Uchar*&,Uch 55 // Uchar*&,Uchar*&,Uchar*&,Uchar*&);
56 56
57 static int sWidth = 0; 57 static int sWidth = 0;
58 static int sHeight = 0; 58 static int sHeight = 0;
59 static float* sImage = 0; 59 static float* sImage = 0;
60 static int getRGB(unsigned int,unsigned int,do 60 static int getRGB(unsigned int,unsigned int,double&,double&,double&);
61 61
62 SO_NODE_SOURCE(SoImageWriter) 62 SO_NODE_SOURCE(SoImageWriter)
63 ////////////////////////////////////////////// 63 //////////////////////////////////////////////////////////////////////////////
64 void SoImageWriter::initClass ( 64 void SoImageWriter::initClass (
65 ) 65 )
66 ////////////////////////////////////////////// 66 //////////////////////////////////////////////////////////////////////////////
67 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 67 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
68 { 68 {
69 static bool first = true; 69 static bool first = true;
70 if (first) { 70 if (first) {
71 first = false; 71 first = false;
72 SO_NODE_INIT_CLASS(SoImageWriter,SoNode,"N 72 SO_NODE_INIT_CLASS(SoImageWriter,SoNode,"Node");
73 } 73 }
74 } 74 }
75 ////////////////////////////////////////////// 75 //////////////////////////////////////////////////////////////////////////////
76 SoImageWriter::SoImageWriter( 76 SoImageWriter::SoImageWriter(
77 ) 77 )
78 :fEnabled(FALSE) 78 :fEnabled(FALSE)
79 ,fStatus(FALSE) 79 ,fStatus(FALSE)
80 ////////////////////////////////////////////// 80 //////////////////////////////////////////////////////////////////////////////
81 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 81 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
82 { 82 {
83 SO_NODE_CONSTRUCTOR(SoImageWriter); 83 SO_NODE_CONSTRUCTOR(SoImageWriter);
84 //SO_NODE_ADD_FIELD(format,(POST_SCRIPT)); 84 //SO_NODE_ADD_FIELD(format,(POST_SCRIPT));
85 SO_NODE_ADD_FIELD(fileName,("out.ps")); 85 SO_NODE_ADD_FIELD(fileName,("out.ps"));
86 86
87 //SO_NODE_DEFINE_ENUM_VALUE(Format,POST_SCRI 87 //SO_NODE_DEFINE_ENUM_VALUE(Format,POST_SCRIPT);
88 //SO_NODE_DEFINE_ENUM_VALUE(Format,GIF); 88 //SO_NODE_DEFINE_ENUM_VALUE(Format,GIF);
89 89
90 //SO_NODE_SET_SF_ENUM_TYPE(format,Format); 90 //SO_NODE_SET_SF_ENUM_TYPE(format,Format);
91 } 91 }
92 ////////////////////////////////////////////// 92 //////////////////////////////////////////////////////////////////////////////
93 SoImageWriter::~SoImageWriter ( 93 SoImageWriter::~SoImageWriter (
94 ) 94 )
95 ////////////////////////////////////////////// 95 //////////////////////////////////////////////////////////////////////////////
96 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 96 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
97 { 97 {
98 } 98 }
99 ////////////////////////////////////////////// 99 //////////////////////////////////////////////////////////////////////////////
100 void SoImageWriter::enable( 100 void SoImageWriter::enable(
101 ) 101 )
102 ////////////////////////////////////////////// 102 //////////////////////////////////////////////////////////////////////////////
103 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 103 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
104 { 104 {
105 fEnabled = TRUE; 105 fEnabled = TRUE;
106 } 106 }
107 ////////////////////////////////////////////// 107 //////////////////////////////////////////////////////////////////////////////
108 void SoImageWriter::disable( 108 void SoImageWriter::disable(
109 ) 109 )
110 ////////////////////////////////////////////// 110 //////////////////////////////////////////////////////////////////////////////
111 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 111 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
112 { 112 {
113 fEnabled = FALSE; 113 fEnabled = FALSE;
114 } 114 }
115 ////////////////////////////////////////////// 115 //////////////////////////////////////////////////////////////////////////////
116 SbBool SoImageWriter::getStatus( 116 SbBool SoImageWriter::getStatus(
117 ) const 117 ) const
118 ////////////////////////////////////////////// 118 //////////////////////////////////////////////////////////////////////////////
119 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 119 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
120 { 120 {
121 return fStatus; 121 return fStatus;
122 } 122 }
123 ////////////////////////////////////////////// 123 //////////////////////////////////////////////////////////////////////////////
124 void SoImageWriter::GLRender( 124 void SoImageWriter::GLRender(
125 SoGLRenderAction* aAction 125 SoGLRenderAction* aAction
126 ) 126 )
127 ////////////////////////////////////////////// 127 //////////////////////////////////////////////////////////////////////////////
128 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 128 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
129 { 129 {
130 fStatus = FALSE; 130 fStatus = FALSE;
131 //printf("debug : SoImageWriter::GLRender : 131 //printf("debug : SoImageWriter::GLRender : enabled : %d\n",fEnabled);
132 if(!fEnabled) return; 132 if(!fEnabled) return;
133 SbViewportRegion vpr = SoViewportRegionEleme 133 SbViewportRegion vpr = SoViewportRegionElement::get(aAction->getState());
134 const SbVec2s& win = vpr.getWindowSize(); 134 const SbVec2s& win = vpr.getWindowSize();
135 int w = win[0]; 135 int w = win[0];
136 int h = win[1]; 136 int h = win[1];
137 if((w*h)<=0) { 137 if((w*h)<=0) {
138 SoDebugError::postInfo("SoImageWriter::GLR 138 SoDebugError::postInfo("SoImageWriter::GLRender","null area window !");
139 return; 139 return;
140 } 140 }
141 141
142 int x = 0; 142 int x = 0;
143 int y = 0; 143 int y = 0;
144 int s = 3 * w * h; 144 int s = 3 * w * h;
145 float* image = new float[s]; 145 float* image = new float[s];
146 if(!image) return; 146 if(!image) return;
147 147
148 //printf("debug : SoImageWriter::GLRender : 148 //printf("debug : SoImageWriter::GLRender : %d %d %d %d\n",x,y,w,h);
149 149
150 //glReadPixels(x,y,w,h,GL_RGB,GL_UNSIGNED_BY 150 //glReadPixels(x,y,w,h,GL_RGB,GL_UNSIGNED_BYTE,image); Don't work !
151 glReadPixels(x,y,w,h,GL_RGB,GL_FLOAT,image); 151 glReadPixels(x,y,w,h,GL_RGB,GL_FLOAT,image);
152 152
153 //Format fm = (Format)format.getValue(); 153 //Format fm = (Format)format.getValue();
154 //if(fm==GIF) { 154 //if(fm==GIF) {
155 /* 155 /*
156 FILE* file = fopen(fileName.getValue().get 156 FILE* file = fopen(fileName.getValue().getString(),"wb");
157 if(!file) { 157 if(!file) {
158 SoDebugError::postInfo("SoImageWriter::G 158 SoDebugError::postInfo("SoImageWriter::GLRender",
159 "can't open file \"%s\".",fileName.get 159 "can't open file \"%s\".",fileName.getValue().getString());
160 } else { 160 } else {
161 int coln; 161 int coln;
162 Uchar* rs; 162 Uchar* rs;
163 Uchar* gs; 163 Uchar* gs;
164 Uchar* bs; 164 Uchar* bs;
165 Uchar* data; 165 Uchar* data;
166 getImagePixels(w,h,image,coln,rs,gs,bs,d 166 getImagePixels(w,h,image,coln,rs,gs,bs,data);
167 167
168 SbGIF::putBytesInStream(file,data,w,h,co 168 SbGIF::putBytesInStream(file,data,w,h,coln,rs,gs,bs);
169 169
170 delete [] data; 170 delete [] data;
171 171
172 if(rs) free(rs); 172 if(rs) free(rs);
173 if(gs) free(gs); 173 if(gs) free(gs);
174 if(bs) free(bs); 174 if(bs) free(bs);
175 175
176 fclose(file); 176 fclose(file);
177 177
178 fStatus = TRUE; 178 fStatus = TRUE;
179 } 179 }
180 } else { 180 } else {
181 */ 181 */
182 182
183 SbPainterPS painterPS; 183 SbPainterPS painterPS;
184 painterPS.openFileForWriting(fileName.getV 184 painterPS.openFileForWriting(fileName.getValue().getString());
185 if(!painterPS.getStream()) { 185 if(!painterPS.getStream()) {
186 SoDebugError::postInfo("SoImageWriter::G 186 SoDebugError::postInfo("SoImageWriter::GLRender",
187 "can't open file \"%s\".",fileName.get 187 "can't open file \"%s\".",fileName.getValue().getString());
188 } else { 188 } else {
189 painterPS.setWindowSize(w,h); 189 painterPS.setWindowSize(w,h);
190 //painterPS.setBitsPerPixel(8); 190 //painterPS.setBitsPerPixel(8);
191 painterPS.setBitsPerPixel(4); 191 painterPS.setBitsPerPixel(4);
192 painterPS.beginTraversal(); 192 painterPS.beginTraversal();
193 painterPS.clearColorBuffer(1.,1.,1.); 193 painterPS.clearColorBuffer(1.,1.,1.);
194 194
195 sWidth = w; 195 sWidth = w;
196 sHeight = h; 196 sHeight = h;
197 sImage = image; 197 sImage = image;
198 painterPS.putImageInStream((unsigned int 198 painterPS.putImageInStream((unsigned int)w,(unsigned int)h,getRGB);
199 199
200 painterPS.endTraversal(); 200 painterPS.endTraversal();
201 201
202 painterPS.closeStream(); 202 painterPS.closeStream();
203 203
204 fStatus = TRUE; 204 fStatus = TRUE;
205 } 205 }
206 //} 206 //}
207 delete [] image; 207 delete [] image;
208 208
209 } 209 }
210 /* 210 /*
211 ////////////////////////////////////////////// 211 //////////////////////////////////////////////////////////////////////////////
212 void getImagePixels ( 212 void getImagePixels (
213 int aWidth 213 int aWidth
214 ,int aHeight 214 ,int aHeight
215 ,float* aImage 215 ,float* aImage
216 ,int& aColorn 216 ,int& aColorn
217 ,Uchar*& aReds 217 ,Uchar*& aReds
218 ,Uchar*& aGreens 218 ,Uchar*& aGreens
219 ,Uchar*& aBlues 219 ,Uchar*& aBlues
220 ,Uchar*& aData 220 ,Uchar*& aData
221 ) 221 )
222 ////////////////////////////////////////////// 222 //////////////////////////////////////////////////////////////////////////////
223 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 223 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
224 { 224 {
225 aColorn = 0; 225 aColorn = 0;
226 aReds = 0; 226 aReds = 0;
227 aGreens = 0; 227 aGreens = 0;
228 aBlues = 0; 228 aBlues = 0;
229 aData = 0; 229 aData = 0;
230 if( (aWidth * aHeight) <=0) return; 230 if( (aWidth * aHeight) <=0) return;
231 int size = 256; 231 int size = 256;
232 Uchar* rs = (Uchar*)malloc(size * sizeof(Uch 232 Uchar* rs = (Uchar*)malloc(size * sizeof(Uchar));
233 Uchar* gs = (Uchar*)malloc(size * sizeof(Uch 233 Uchar* gs = (Uchar*)malloc(size * sizeof(Uchar));
234 Uchar* bs = (Uchar*)malloc(size * sizeof(Uch 234 Uchar* bs = (Uchar*)malloc(size * sizeof(Uchar));
235 Uchar* data = new Uchar[aWidth * aHeight]; 235 Uchar* data = new Uchar[aWidth * aHeight];
236 if( !rs || !gs || !bs || !data ) { 236 if( !rs || !gs || !bs || !data ) {
237 if(rs) free(rs); 237 if(rs) free(rs);
238 if(gs) free(gs); 238 if(gs) free(gs);
239 if(bs) free(bs); 239 if(bs) free(bs);
240 delete [] data; 240 delete [] data;
241 return; 241 return;
242 } 242 }
243 int pixeln = 0; 243 int pixeln = 0;
244 int row,col; 244 int row,col;
245 Uchar red,green,blue; 245 Uchar red,green,blue;
246 Uchar ored = 0,ogreen = 0,oblue = 0; 246 Uchar ored = 0,ogreen = 0,oblue = 0;
247 float* pimag = aImage; 247 float* pimag = aImage;
248 Uchar* pdata = 0; 248 Uchar* pdata = 0;
249 Uchar index = 0; 249 Uchar index = 0;
250 int status = 0; 250 int status = 0;
251 for(row=0;row<aHeight;row++) { 251 for(row=0;row<aHeight;row++) {
252 pdata = data + (aHeight - 1 - row) * aWidt 252 pdata = data + (aHeight - 1 - row) * aWidth;
253 for(col=0;col<aWidth;col++){ 253 for(col=0;col<aWidth;col++){
254 red = (Uchar)(255 * (*pimag));pimag++; 254 red = (Uchar)(255 * (*pimag));pimag++;
255 green = (Uchar)(255 * (*pimag));pimag++; 255 green = (Uchar)(255 * (*pimag));pimag++;
256 blue = (Uchar)(255 * (*pimag));pimag++; 256 blue = (Uchar)(255 * (*pimag));pimag++;
257 //printf("debug : %d %d : %d %d %d\n",ro 257 //printf("debug : %d %d : %d %d %d\n",row,col,red,green,blue);
258 if( (pixeln==0) || (red!=ored) || (green 258 if( (pixeln==0) || (red!=ored) || (green!=ogreen) || (blue!=oblue) ){
259 // Search exact color : 259 // Search exact color :
260 int found = 0; 260 int found = 0;
261 for(int count=0;count<pixeln;count++){ 261 for(int count=0;count<pixeln;count++){
262 if( (red==rs[count]) && (green==gs[c 262 if( (red==rs[count]) && (green==gs[count]) && (blue==bs[count]) ){
263 found = 1; 263 found = 1;
264 index = count; 264 index = count;
265 break; 265 break;
266 } 266 }
267 } 267 }
268 if(found==0){ 268 if(found==0){
269 if(pixeln>=256) { 269 if(pixeln>=256) {
270 // We can't store more than 256 on 270 // We can't store more than 256 on an Uchar.
271 // Search closest color : 271 // Search closest color :
272 int dr,dg,db; 272 int dr,dg,db;
273 int PRECISION = 20; 273 int PRECISION = 20;
274 int closest = 0; 274 int closest = 0;
275 for(int count=0;count<pixeln;count 275 for(int count=0;count<pixeln;count++){
276 dr = red - rs[count];dr = dr<0 276 dr = red - rs[count];dr = dr<0 ? -dr : dr;
277 dg = green - gs[count];dg = dg<0 277 dg = green - gs[count];dg = dg<0 ? -dg : dg;
278 db = blue - bs[count];db = db<0 278 db = blue - bs[count];db = db<0 ? -db : db;
279 if( (dr<=PRECISION) && (dg<=PREC 279 if( (dr<=PRECISION) && (dg<=PRECISION) && (db<=PRECISION) ){
280 closest = 1; 280 closest = 1;
281 index = count; 281 index = count;
282 break; 282 break;
283 } 283 }
284 } 284 }
285 if(closest==0) { 285 if(closest==0) {
286 index = 0; 286 index = 0;
287 status = 1; 287 status = 1;
288 } 288 }
289 } else { 289 } else {
290 if(pixeln>=size){ 290 if(pixeln>=size){
291 size += 256; 291 size += 256;
292 rs = (Uchar*)realloc(rs,size * s 292 rs = (Uchar*)realloc(rs,size * sizeof(Uchar));
293 gs = (Uchar*)realloc(gs,size * s 293 gs = (Uchar*)realloc(gs,size * sizeof(Uchar));
294 bs = (Uchar*)realloc(bs,size * s 294 bs = (Uchar*)realloc(bs,size * sizeof(Uchar));
295 if( !rs || !gs || !bs ) { 295 if( !rs || !gs || !bs ) {
296 if(rs) free(rs); 296 if(rs) free(rs);
297 if(gs) free(gs); 297 if(gs) free(gs);
298 if(bs) free(bs); 298 if(bs) free(bs);
299 delete [] data; 299 delete [] data;
300 return; 300 return;
301 } 301 }
302 } 302 }
303 //printf("debug : SoImageWriter pi 303 //printf("debug : SoImageWriter pixeln %d : %d %d %d\n",
304 // pixeln,red,green,blue); 304 // pixeln,red,green,blue);
305 rs[pixeln] = red; 305 rs[pixeln] = red;
306 gs[pixeln] = green; 306 gs[pixeln] = green;
307 bs[pixeln] = blue; 307 bs[pixeln] = blue;
308 index = pixeln; 308 index = pixeln;
309 pixeln++; 309 pixeln++;
310 } 310 }
311 } 311 }
312 } 312 }
313 *pdata = index; 313 *pdata = index;
314 pdata++; 314 pdata++;
315 ored = red; 315 ored = red;
316 ogreen = green; 316 ogreen = green;
317 oblue = blue; 317 oblue = blue;
318 } 318 }
319 } 319 }
320 if(status==1) 320 if(status==1)
321 printf("SoImageWriter : more than 256 colo 321 printf("SoImageWriter : more than 256 colors in picture ; some colors approximated.\n");
322 aColorn = pixeln; 322 aColorn = pixeln;
323 aReds = rs; 323 aReds = rs;
324 aGreens = gs; 324 aGreens = gs;
325 aBlues = bs; 325 aBlues = bs;
326 aData = data; 326 aData = data;
327 } 327 }
328 */ 328 */
329 ////////////////////////////////////////////// 329 //////////////////////////////////////////////////////////////////////////////
330 int getRGB( 330 int getRGB(
331 unsigned int aX 331 unsigned int aX
332 ,unsigned int aY 332 ,unsigned int aY
333 ,double& aRed 333 ,double& aRed
334 ,double& aGreen 334 ,double& aGreen
335 ,double& aBlue 335 ,double& aBlue
336 ) 336 )
337 ////////////////////////////////////////////// 337 //////////////////////////////////////////////////////////////////////////////
338 // OpenGL image is from down to up. 338 // OpenGL image is from down to up.
339 // PS image is up to down. 339 // PS image is up to down.
340 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 340 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
341 { 341 {
342 float* pimag = sImage + 3 * (sWidth * (sHeig 342 float* pimag = sImage + 3 * (sWidth * (sHeight - 1 - aY) + aX);
343 aRed = *pimag;pimag++; 343 aRed = *pimag;pimag++;
344 aGreen = *pimag;pimag++; 344 aGreen = *pimag;pimag++;
345 aBlue = *pimag;pimag++; 345 aBlue = *pimag;pimag++;
346 return 1; 346 return 1;
347 } 347 }
348 348