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[blender.git] / source / blender / editors / space_node / drawnode.c
1 /*
2  * $Id$
3  *
4  * ***** BEGIN GPL LICENSE BLOCK *****
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 Foundation,
18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19  *
20  * The Original Code is Copyright (C) 2005 Blender Foundation.
21  * All rights reserved.
22  *
23  * The Original Code is: all of this file.
24  *
25  * Contributor(s): David Millan Escriva, Juho Vepsäläinen, Bob Holcomb, Thomas Dinges
26  *
27  * ***** END GPL LICENSE BLOCK *****
28  */
29
30 /** \file blender/editors/space_node/drawnode.c
31  *  \ingroup spnode
32  */
33
34
35 #include <math.h>
36 #include <stdio.h>
37 #include <string.h>
38
39 #include "BLI_blenlib.h"
40 #include "BLI_math.h"
41 #include "BLI_utildefines.h"
42
43 #include "DNA_node_types.h"
44 #include "DNA_material_types.h"
45 #include "DNA_object_types.h"
46 #include "DNA_scene_types.h"
47 #include "DNA_space_types.h"
48 #include "DNA_screen_types.h"
49
50 #include "BKE_context.h"
51 #include "BKE_curve.h"
52 #include "BKE_global.h"
53 #include "BKE_image.h"
54 #include "BKE_library.h"
55 #include "BKE_main.h"
56
57 #include "CMP_node.h"
58 #include "SHD_node.h"
59
60 #include "BIF_gl.h"
61 #include "BIF_glutil.h"
62
63 #include "BLF_api.h"
64
65 #include "MEM_guardedalloc.h"
66
67
68 #include "RNA_access.h"
69
70 #include "ED_node.h"
71
72 #include "WM_api.h"
73 #include "WM_types.h"
74
75 #include "UI_interface.h"
76 #include "UI_resources.h"
77
78 #include "IMB_imbuf.h"
79 #include "IMB_imbuf_types.h"
80
81 #include "node_intern.h"
82
83
84 /* ****************** BUTTON CALLBACKS FOR ALL TREES ***************** */
85
86 static void node_buts_value(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
87 {
88         PointerRNA sockptr;
89         PropertyRNA *prop;
90         
91         /* first socket stores value */
92         prop = RNA_struct_find_property(ptr, "outputs");
93         RNA_property_collection_lookup_int(ptr, prop, 0, &sockptr);
94         
95         uiItemR(layout, &sockptr, "default_value", 0, "", ICON_NONE);
96 }
97
98 static void node_buts_rgb(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
99 {
100         uiLayout *col;
101         PointerRNA sockptr;
102         PropertyRNA *prop;
103         
104         /* first socket stores value */
105         prop = RNA_struct_find_property(ptr, "outputs");
106         RNA_property_collection_lookup_int(ptr, prop, 0, &sockptr);
107         
108         col = uiLayoutColumn(layout, 0);
109         uiTemplateColorWheel(col, &sockptr, "default_value", 1, 0, 0, 0);
110         uiItemR(col, &sockptr, "default_value", 0, "", ICON_NONE);
111 }
112
113 static void node_buts_mix_rgb(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
114 {       
115         uiLayout *row;
116
117         bNodeTree *ntree= (bNodeTree*)ptr->id.data;
118
119         row= uiLayoutRow(layout, 1);
120         uiItemR(row, ptr, "blend_type", 0, "", ICON_NONE);
121         if(ntree->type == NTREE_COMPOSIT)
122                 uiItemR(row, ptr, "use_alpha", 0, "", ICON_IMAGE_RGB_ALPHA);
123 }
124
125 static void node_buts_time(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
126 {
127         uiLayout *row;
128 #if 0
129         /* XXX no context access here .. */
130         bNode *node= ptr->data;
131         CurveMapping *cumap= node->storage;
132         
133         if(cumap) {
134                 cumap->flag |= CUMA_DRAW_CFRA;
135                 if(node->custom1<node->custom2)
136                         cumap->sample[0]= (float)(CFRA - node->custom1)/(float)(node->custom2-node->custom1);
137         }
138 #endif
139
140         uiTemplateCurveMapping(layout, ptr, "curve", 's', 0, 0);
141
142         row= uiLayoutRow(layout, 1);
143         uiItemR(row, ptr, "frame_start", 0, "Sta", ICON_NONE);
144         uiItemR(row, ptr, "frame_end", 0, "End", ICON_NONE);
145 }
146
147 static void node_buts_colorramp(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
148 {
149         uiTemplateColorRamp(layout, ptr, "color_ramp", 0);
150 }
151
152 static void node_buts_curvevec(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
153 {
154         uiTemplateCurveMapping(layout, ptr, "mapping", 'v', 0, 0);
155 }
156
157 static float *_sample_col= NULL;        // bad bad, 2.5 will do better?
158 #if 0
159 static void node_curvemap_sample(float *col)
160 {
161         _sample_col= col;
162 }
163 #endif
164
165 static void node_buts_curvecol(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
166 {
167         bNode *node= ptr->data;
168         CurveMapping *cumap= node->storage;
169
170         if(_sample_col) {
171                 cumap->flag |= CUMA_DRAW_SAMPLE;
172                 VECCOPY(cumap->sample, _sample_col);
173         }
174         else 
175                 cumap->flag &= ~CUMA_DRAW_SAMPLE;
176
177         uiTemplateCurveMapping(layout, ptr, "mapping", 'c', 0, 0);
178 }
179
180 static void node_normal_cb(bContext *C, void *ntree_v, void *node_v)
181 {
182         Main *bmain = CTX_data_main(C);
183
184         ED_node_generic_update(bmain, ntree_v, node_v);
185         WM_event_add_notifier(C, NC_NODE|NA_EDITED, ntree_v);
186 }
187
188 static void node_buts_normal(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
189 {
190         uiBlock *block= uiLayoutAbsoluteBlock(layout);
191         bNodeTree *ntree= ptr->id.data;
192         bNode *node= ptr->data;
193         rctf *butr= &node->butr;
194         bNodeSocket *sock= node->outputs.first;         /* first socket stores normal */
195         uiBut *bt;
196         
197         bt= uiDefButF(block, BUT_NORMAL, B_NODE_EXEC, "", 
198                           (short)butr->xmin, (short)butr->xmin, butr->xmax-butr->xmin, butr->xmax-butr->xmin, 
199                           sock->ns.vec, 0.0f, 1.0f, 0, 0, "");
200         uiButSetFunc(bt, node_normal_cb, ntree, node);
201 }
202 #if 0 // not used in 2.5x yet
203 static void node_browse_tex_cb(bContext *C, void *ntree_v, void *node_v)
204 {
205         Main *bmain= CTX_data_main(C);
206         bNodeTree *ntree= ntree_v;
207         bNode *node= node_v;
208         Tex *tex;
209         
210         if(node->menunr<1) return;
211         
212         if(node->id) {
213                 node->id->us--;
214                 node->id= NULL;
215         }
216         tex= BLI_findlink(&bmain->tex, node->menunr-1);
217
218         node->id= &tex->id;
219         id_us_plus(node->id);
220         BLI_strncpy(node->name, node->id->name+2, sizeof(node->name));
221         
222         nodeSetActive(ntree, node);
223         
224         if( ntree->type == NTREE_TEXTURE )
225                 ntreeTexCheckCyclics( ntree );
226         
227         // allqueue(REDRAWBUTSSHADING, 0);
228         // allqueue(REDRAWNODE, 0);
229         NodeTagChanged(ntree, node); 
230         
231         node->menunr= 0;
232 }
233 #endif
234 static void node_dynamic_update_cb(bContext *C, void *UNUSED(ntree_v), void *node_v)
235 {
236         Main *bmain= CTX_data_main(C);
237         Material *ma;
238         bNode *node= (bNode *)node_v;
239         ID *id= node->id;
240         int error= 0;
241
242         if (BTST(node->custom1, NODE_DYNAMIC_ERROR)) error= 1;
243
244         /* Users only have to press the "update" button in one pynode
245          * and we also update all others sharing the same script */
246         for (ma= bmain->mat.first; ma; ma= ma->id.next) {
247                 if (ma->nodetree) {
248                         bNode *nd;
249                         for (nd= ma->nodetree->nodes.first; nd; nd= nd->next) {
250                                 if ((nd->type == NODE_DYNAMIC) && (nd->id == id)) {
251                                         nd->custom1= 0;
252                                         nd->custom1= BSET(nd->custom1, NODE_DYNAMIC_REPARSE);
253                                         nd->menunr= 0;
254                                         if (error)
255                                                 nd->custom1= BSET(nd->custom1, NODE_DYNAMIC_ERROR);
256                                 }
257                         }
258                 }
259         }
260
261         // allqueue(REDRAWBUTSSHADING, 0);
262         // allqueue(REDRAWNODE, 0);
263         // XXX BIF_preview_changed(ID_MA);
264 }
265
266 static void node_buts_texture(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
267 {
268         bNode *node= ptr->data;
269
270         short multi = (
271                 node->id &&
272                 ((Tex*)node->id)->use_nodes &&
273                 (node->type != CMP_NODE_TEXTURE) &&
274                 (node->type != TEX_NODE_TEXTURE)
275         );
276         
277         uiItemR(layout, ptr, "texture", 0, "", ICON_NONE);
278         
279         if(multi) {
280                 /* Number Drawing not optimal here, better have a list*/
281                 uiItemR(layout, ptr, "node_output", 0, "", ICON_NONE);
282         }
283 }
284
285 static void node_buts_math(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
286
287         uiItemR(layout, ptr, "operation", 0, "", ICON_NONE);
288 }
289
290 /* ****************** BUTTON CALLBACKS FOR SHADER NODES ***************** */
291
292 static void node_browse_text_cb(bContext *C, void *ntree_v, void *node_v)
293 {
294         Main *bmain= CTX_data_main(C);
295         bNodeTree *ntree= ntree_v;
296         bNode *node= node_v;
297         ID *oldid;
298         
299         if(node->menunr<1) return;
300         
301         if(node->id) {
302                 node->id->us--;
303         }
304         oldid= node->id;
305         node->id= BLI_findlink(&bmain->text, node->menunr-1);
306         id_us_plus(node->id);
307         BLI_strncpy(node->name, node->id->name+2, sizeof(node->name));
308
309         node->custom1= BSET(node->custom1, NODE_DYNAMIC_NEW);
310         
311         nodeSetActive(ntree, node);
312
313         // allqueue(REDRAWBUTSSHADING, 0);
314         // allqueue(REDRAWNODE, 0);
315
316         node->menunr= 0;
317 }
318
319 static void node_shader_buts_material(uiLayout *layout, bContext *C, PointerRNA *ptr)
320 {
321         bNode *node= ptr->data;
322         uiLayout *col;
323         
324         uiTemplateID(layout, C, ptr, "material", "MATERIAL_OT_new", NULL, NULL);
325         
326         if(!node->id) return;
327         
328         col= uiLayoutColumn(layout, 0);
329         uiItemR(col, ptr, "use_diffuse", 0, NULL, ICON_NONE);
330         uiItemR(col, ptr, "use_specular", 0, NULL, ICON_NONE);
331         uiItemR(col, ptr, "invert_normal", 0, NULL, ICON_NONE);
332 }
333
334 static void node_shader_buts_mapping(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
335 {
336         uiLayout *row;
337         
338         uiItemL(layout, "Location:", ICON_NONE);
339         row= uiLayoutRow(layout, 1);
340         uiItemR(row, ptr, "location", 0, "", ICON_NONE);
341         
342         uiItemL(layout, "Rotation:", ICON_NONE);
343         row= uiLayoutRow(layout, 1);
344         uiItemR(row, ptr, "rotation", 0, "", ICON_NONE);
345         
346         uiItemL(layout, "Scale:", ICON_NONE);
347         row= uiLayoutRow(layout, 1);
348         uiItemR(row, ptr, "scale", 0, "", ICON_NONE);
349         
350         row= uiLayoutRow(layout, 1);
351         uiItemR(row, ptr, "use_min", 0, "Min", ICON_NONE);
352         uiItemR(row, ptr, "min", 0, "", ICON_NONE);
353         
354         row= uiLayoutRow(layout, 1);
355         uiItemR(row, ptr, "use_max", 0, "Max", ICON_NONE);
356         uiItemR(row, ptr, "max", 0, "", ICON_NONE);
357         
358 }
359
360 static void node_shader_buts_vect_math(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
361
362         uiItemR(layout, ptr, "operation", 0, "", ICON_NONE);
363 }
364
365 static void node_shader_buts_geometry(uiLayout *layout, bContext *C, PointerRNA *ptr)
366 {
367         PointerRNA obptr= CTX_data_pointer_get(C, "active_object");
368         uiLayout *col;
369
370         col= uiLayoutColumn(layout, 0);
371
372         if(obptr.data && RNA_enum_get(&obptr, "type") == OB_MESH) {
373                 PointerRNA dataptr= RNA_pointer_get(&obptr, "data");
374
375                 uiItemPointerR(col, ptr, "uv_layer", &dataptr, "uv_textures", "", ICON_NONE);
376                 uiItemPointerR(col, ptr, "color_layer", &dataptr, "vertex_colors", "", ICON_NONE);
377         }
378         else {
379                 uiItemR(col, ptr, "uv_layer", 0, "UV", ICON_NONE);
380                 uiItemR(col, ptr, "color_layer", 0, "VCol", ICON_NONE);
381         }
382 }
383
384 static void node_shader_buts_dynamic(uiLayout *layout, bContext *C, PointerRNA *ptr)
385
386         Main *bmain= CTX_data_main(C);
387         uiBlock *block= uiLayoutAbsoluteBlock(layout);
388         bNode *node= ptr->data;
389         bNodeTree *ntree= ptr->id.data;
390         rctf *butr= &node->butr;
391         uiBut *bt;
392         // XXX SpaceNode *snode= curarea->spacedata.first;
393         short dy= (short)butr->ymin;
394         int xoff=0;
395
396         /* B_NODE_EXEC is handled in butspace.c do_node_buts */
397         if(!node->id) {
398                         const char *strp;
399                         IDnames_to_pupstring(&strp, NULL, "", &(bmain->text), NULL, NULL);
400                         node->menunr= 0;
401                         bt= uiDefButS(block, MENU, B_NODE_EXEC/*+node->nr*/, strp, 
402                                                         butr->xmin, dy, 19, 19, 
403                                                         &node->menunr, 0, 0, 0, 0, "Browses existing choices");
404                         uiButSetFunc(bt, node_browse_text_cb, ntree, node);
405                         xoff=19;
406                         if(strp) MEM_freeN((void *)strp);
407         }
408         else {
409                 bt = uiDefBut(block, BUT, B_NOP, "Update",
410                                 butr->xmin+xoff, butr->ymin+20, 50, 19,
411                                 &node->menunr, 0.0, 19.0, 0, 0, "Refresh this node (and all others that use the same script)");
412                 uiButSetFunc(bt, node_dynamic_update_cb, ntree, node);
413
414                 if (BTST(node->custom1, NODE_DYNAMIC_ERROR)) {
415                         // UI_ThemeColor(TH_REDALERT);
416                         // XXX ui_rasterpos_safe(butr->xmin + xoff, butr->ymin + 5, snode->aspect);
417                         // XXX snode_drawstring(snode, "Error! Check console...", butr->xmax - butr->xmin);
418                         ;
419                 }
420         }
421 }
422
423 /* only once called */
424 static void node_shader_set_butfunc(bNodeType *ntype)
425 {
426         switch(ntype->type) {
427                 /* case NODE_GROUP:      note, typeinfo for group is generated... see "XXX ugly hack" */
428
429                 case SH_NODE_MATERIAL:
430                 case SH_NODE_MATERIAL_EXT:
431                         ntype->uifunc= node_shader_buts_material;
432                         break;
433                 case SH_NODE_TEXTURE:
434                         ntype->uifunc= node_buts_texture;
435                         break;
436                 case SH_NODE_NORMAL:
437                         ntype->uifunc= node_buts_normal;
438                         break;
439                 case SH_NODE_CURVE_VEC:
440                         ntype->uifunc= node_buts_curvevec;
441                         break;
442                 case SH_NODE_CURVE_RGB:
443                         ntype->uifunc= node_buts_curvecol;
444                         break;
445                 case SH_NODE_MAPPING:
446                         ntype->uifunc= node_shader_buts_mapping;
447                         break;
448                 case SH_NODE_VALUE:
449                         ntype->uifunc= node_buts_value;
450                         break;
451                 case SH_NODE_RGB:
452                         ntype->uifunc= node_buts_rgb;
453                         break;
454                 case SH_NODE_MIX_RGB:
455                         ntype->uifunc= node_buts_mix_rgb;
456                         break;
457                 case SH_NODE_VALTORGB:
458                         ntype->uifunc= node_buts_colorramp;
459                         break;
460                 case SH_NODE_MATH: 
461                         ntype->uifunc= node_buts_math;
462                         break; 
463                 case SH_NODE_VECT_MATH: 
464                         ntype->uifunc= node_shader_buts_vect_math;
465                         break; 
466                 case SH_NODE_GEOMETRY:
467                         ntype->uifunc= node_shader_buts_geometry;
468                         break;
469                 case NODE_DYNAMIC:
470                         ntype->uifunc= node_shader_buts_dynamic;
471                         break;
472                 default:
473                         ntype->uifunc= NULL;
474         }
475 }
476
477 /* ****************** BUTTON CALLBACKS FOR COMPOSITE NODES ***************** */
478
479 static void node_composit_buts_image(uiLayout *layout, bContext *C, PointerRNA *ptr)
480 {
481         uiLayout *col;
482         bNode *node= ptr->data;
483         PointerRNA imaptr;
484         PropertyRNA *prop;
485         
486         uiTemplateID(layout, C, ptr, "image", NULL, "IMAGE_OT_open", NULL);
487         
488         if(!node->id) return;
489         
490         prop = RNA_struct_find_property(ptr, "image");
491         if (!prop || RNA_property_type(prop) != PROP_POINTER) return;
492         imaptr= RNA_property_pointer_get(ptr, prop);
493         
494         col= uiLayoutColumn(layout, 0);
495         
496         uiItemR(col, &imaptr, "source", 0, NULL, ICON_NONE);
497         
498         if (ELEM(RNA_enum_get(&imaptr, "source"), IMA_SRC_SEQUENCE, IMA_SRC_MOVIE)) {
499                 col= uiLayoutColumn(layout, 1);
500                 uiItemR(col, ptr, "frame_duration", 0, NULL, ICON_NONE);
501                 uiItemR(col, ptr, "frame_start", 0, NULL, ICON_NONE);
502                 uiItemR(col, ptr, "frame_offset", 0, NULL, ICON_NONE);
503                 uiItemR(col, ptr, "use_cyclic", 0, NULL, ICON_NONE);
504                 uiItemR(col, ptr, "use_auto_refresh", UI_ITEM_R_ICON_ONLY, NULL, ICON_NONE);
505         }
506
507         col= uiLayoutColumn(layout, 0);
508         
509         if (RNA_enum_get(&imaptr, "type")== IMA_TYPE_MULTILAYER)
510                 uiItemR(col, ptr, "layer", 0, NULL, ICON_NONE);
511 }
512
513 static void node_composit_buts_renderlayers(uiLayout *layout, bContext *C, PointerRNA *ptr)
514 {
515         bNode *node= ptr->data;
516         uiLayout *col, *row;
517         PointerRNA op_ptr;
518         PointerRNA scn_ptr;
519         PropertyRNA *prop;
520         const char *layer_name;
521         char scene_name[MAX_ID_NAME-2];
522         
523         uiTemplateID(layout, C, ptr, "scene", NULL, NULL, NULL);
524         
525         if(!node->id) return;
526
527         col= uiLayoutColumn(layout, 0);
528         row = uiLayoutRow(col, 0);
529         uiItemR(row, ptr, "layer", 0, "", ICON_NONE);
530         
531         prop = RNA_struct_find_property(ptr, "layer");
532         if (!(RNA_property_enum_identifier(C, ptr, prop, RNA_property_enum_get(ptr, prop), &layer_name)))
533                 return;
534         
535         scn_ptr = RNA_pointer_get(ptr, "scene");
536         RNA_string_get(&scn_ptr, "name", scene_name);
537         
538         WM_operator_properties_create(&op_ptr, "RENDER_OT_render");
539         RNA_string_set(&op_ptr, "layer", layer_name);
540         RNA_string_set(&op_ptr, "scene", scene_name);
541         uiItemFullO(row, "RENDER_OT_render", "", ICON_RENDER_STILL, op_ptr.data, WM_OP_INVOKE_DEFAULT, 0);
542
543 }
544
545
546 static void node_composit_buts_blur(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
547 {
548         uiLayout *col, *row;
549         
550         col= uiLayoutColumn(layout, 0);
551         
552         uiItemR(col, ptr, "filter_type", 0, "", ICON_NONE);
553         if (RNA_enum_get(ptr, "filter_type")!= R_FILTER_FAST_GAUSS) {
554                 uiItemR(col, ptr, "use_bokeh", 0, NULL, ICON_NONE);
555                 uiItemR(col, ptr, "use_gamma_correction", 0, NULL, ICON_NONE);
556         }
557         
558         uiItemR(col, ptr, "use_relative", 0, NULL, ICON_NONE);
559         
560         if (RNA_boolean_get(ptr, "use_relative")) {
561                 uiItemL(col, "Aspect Correction", 0);
562                 row= uiLayoutRow(layout, 1);
563                 uiItemR(row, ptr, "aspect_correction", UI_ITEM_R_EXPAND, NULL, 0);
564                 
565                 col= uiLayoutColumn(layout, 1);
566                 uiItemR(col, ptr, "factor_x", 0, "X", ICON_NONE);
567                 uiItemR(col, ptr, "factor_y", 0, "Y", ICON_NONE);
568         }
569         else {
570                 col= uiLayoutColumn(layout, 1);
571                 uiItemR(col, ptr, "size_x", 0, "X", ICON_NONE);
572                 uiItemR(col, ptr, "size_y", 0, "Y", ICON_NONE);
573         }
574 }
575
576 static void node_composit_buts_dblur(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
577 {
578         uiLayout *col;
579         
580         uiItemR(layout, ptr, "iterations", 0, NULL, ICON_NONE);
581         uiItemR(layout, ptr, "use_wrap", 0, NULL, ICON_NONE);
582         
583         col= uiLayoutColumn(layout, 1);
584         uiItemL(col, "Center:", ICON_NONE);
585         uiItemR(col, ptr, "center_x", 0, "X", ICON_NONE);
586         uiItemR(col, ptr, "center_y", 0, "Y", ICON_NONE);
587         
588         uiItemS(layout);
589         
590         col= uiLayoutColumn(layout, 1);
591         uiItemR(col, ptr, "distance", 0, NULL, ICON_NONE);
592         uiItemR(col, ptr, "angle", 0, NULL, ICON_NONE);
593         
594         uiItemS(layout);
595         
596         uiItemR(layout, ptr, "spin", 0, NULL, ICON_NONE);
597         uiItemR(layout, ptr, "zoom", 0, NULL, ICON_NONE);
598 }
599
600 static void node_composit_buts_bilateralblur(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
601 {       
602         uiLayout *col;
603         
604         col= uiLayoutColumn(layout, 1);
605         uiItemR(col, ptr, "iterations", 0, NULL, ICON_NONE);
606         uiItemR(col, ptr, "sigma_color", 0, NULL, ICON_NONE);
607         uiItemR(col, ptr, "sigma_space", 0, NULL, ICON_NONE);
608 }
609
610 static void node_composit_buts_defocus(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
611 {
612         uiLayout *sub, *col;
613         
614         col= uiLayoutColumn(layout, 0);
615         uiItemL(col, "Bokeh Type:", ICON_NONE);
616         uiItemR(col, ptr, "bokeh", 0, "", ICON_NONE);
617         uiItemR(col, ptr, "angle", 0, NULL, ICON_NONE);
618
619         uiItemR(layout, ptr, "use_gamma_correction", 0, NULL, ICON_NONE);
620
621         col = uiLayoutColumn(layout, 0);
622         uiLayoutSetActive(col, RNA_boolean_get(ptr, "use_zbuffer")==1);
623         uiItemR(col, ptr, "f_stop", 0, NULL, ICON_NONE);
624
625         uiItemR(layout, ptr, "blur_max", 0, NULL, ICON_NONE);
626         uiItemR(layout, ptr, "threshold", 0, NULL, ICON_NONE);
627
628         col = uiLayoutColumn(layout, 0);
629         uiItemR(col, ptr, "use_preview", 0, NULL, ICON_NONE);
630         sub = uiLayoutColumn(col, 0);
631         uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_preview"));
632         uiItemR(sub, ptr, "samples", 0, NULL, ICON_NONE);
633         
634         col = uiLayoutColumn(layout, 0);
635         uiItemR(col, ptr, "use_zbuffer", 0, NULL, ICON_NONE);
636         sub = uiLayoutColumn(col, 0);
637         uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_zbuffer")==0);
638         uiItemR(sub, ptr, "z_scale", 0, NULL, ICON_NONE);
639 }
640
641 /* qdn: glare node */
642 static void node_composit_buts_glare(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
643 {       
644         uiItemR(layout, ptr, "glare_type", 0, "", ICON_NONE);
645         uiItemR(layout, ptr, "quality", 0, "", ICON_NONE);
646
647         if (RNA_enum_get(ptr, "glare_type")!= 1) {
648                 uiItemR(layout, ptr, "iterations", 0, NULL, ICON_NONE);
649         
650                 if (RNA_enum_get(ptr, "glare_type")!= 0) 
651                         uiItemR(layout, ptr, "color_modulation", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
652         }
653         
654         uiItemR(layout, ptr, "mix", 0, NULL, ICON_NONE);
655         uiItemR(layout, ptr, "threshold", 0, NULL, ICON_NONE);
656
657         if (RNA_enum_get(ptr, "glare_type")== 2) {
658                 uiItemR(layout, ptr, "streaks", 0, NULL, ICON_NONE);
659                 uiItemR(layout, ptr, "angle_offset", 0, NULL, ICON_NONE);
660         }
661         if (RNA_enum_get(ptr, "glare_type")== 0 || RNA_enum_get(ptr, "glare_type")== 2) {
662                 uiItemR(layout, ptr, "fade", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
663                 
664                 if (RNA_enum_get(ptr, "glare_type")== 0) 
665                         uiItemR(layout, ptr, "use_rotate_45", 0, NULL, ICON_NONE);
666         }
667         if (RNA_enum_get(ptr, "glare_type")== 1) {
668                 uiItemR(layout, ptr, "size", 0, NULL, ICON_NONE);
669         }
670 }
671
672 static void node_composit_buts_tonemap(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
673 {       
674         uiLayout *col;
675
676         col = uiLayoutColumn(layout, 0);
677         uiItemR(col, ptr, "tonemap_type", 0, "", ICON_NONE);
678         if (RNA_enum_get(ptr, "tonemap_type")== 0) {
679                 uiItemR(col, ptr, "key", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
680                 uiItemR(col, ptr, "offset", 0, NULL, ICON_NONE);
681                 uiItemR(col, ptr, "gamma", 0, NULL, ICON_NONE);
682         }
683         else {
684                 uiItemR(col, ptr, "intensity", 0, NULL, ICON_NONE);
685                 uiItemR(col, ptr, "contrast", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
686                 uiItemR(col, ptr, "adaptation", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
687                 uiItemR(col, ptr, "correction", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
688         }
689 }
690
691 static void node_composit_buts_lensdist(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
692 {
693         uiLayout *col;
694
695         col= uiLayoutColumn(layout, 0);
696         uiItemR(col, ptr, "use_projector", 0, NULL, ICON_NONE);
697
698         col = uiLayoutColumn(col, 0);
699         uiLayoutSetActive(col, RNA_boolean_get(ptr, "use_projector")==0);
700         uiItemR(col, ptr, "use_jitter", 0, NULL, ICON_NONE);
701         uiItemR(col, ptr, "use_fit", 0, NULL, ICON_NONE);
702 }
703
704 static void node_composit_buts_vecblur(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
705 {
706         uiLayout *col;
707         
708         col= uiLayoutColumn(layout, 0);
709         uiItemR(col, ptr, "samples", 0, NULL, ICON_NONE);
710         uiItemR(col, ptr, "factor", 0, "Blur", ICON_NONE);
711         
712         col= uiLayoutColumn(layout, 1);
713         uiItemL(col, "Speed:", ICON_NONE);
714         uiItemR(col, ptr, "speed_min", 0, "Min", ICON_NONE);
715         uiItemR(col, ptr, "speed_max", 0, "Max", ICON_NONE);
716
717         uiItemR(layout, ptr, "use_curved", 0, NULL, ICON_NONE);
718 }
719
720 static void node_composit_buts_filter(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
721 {
722         uiItemR(layout, ptr, "filter_type", 0, "", ICON_NONE);
723 }
724
725 static void node_composit_buts_flip(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
726 {
727         uiItemR(layout, ptr, "axis", 0, "", ICON_NONE);
728 }
729
730 static void node_composit_buts_crop(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
731 {
732         uiLayout *col;
733
734         uiItemR(layout, ptr, "use_crop_size", 0, NULL, ICON_NONE);
735         uiItemR(layout, ptr, "relative", 0, NULL, ICON_NONE);
736
737         col= uiLayoutColumn(layout, 1);
738         if (RNA_boolean_get(ptr, "relative")){
739                 uiItemR(col, ptr, "rel_min_x", 0, "Left", ICON_NONE);
740                 uiItemR(col, ptr, "rel_max_x", 0, "Right", ICON_NONE);
741                 uiItemR(col, ptr, "rel_min_y", 0, "Up", ICON_NONE);
742                 uiItemR(col, ptr, "rel_max_y", 0, "Down", ICON_NONE);
743         } else {
744                 uiItemR(col, ptr, "min_x", 0, "Left", ICON_NONE);
745                 uiItemR(col, ptr, "max_x", 0, "Right", ICON_NONE);
746                 uiItemR(col, ptr, "min_y", 0, "Up", ICON_NONE);
747                 uiItemR(col, ptr, "max_y", 0, "Down", ICON_NONE);
748         }
749 }
750
751 static void node_composit_buts_splitviewer(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
752 {
753         uiLayout *row, *col;
754         
755         col= uiLayoutColumn(layout, 0);
756         row= uiLayoutRow(col, 0);
757         uiItemR(row, ptr, "axis", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
758         uiItemR(col, ptr, "factor", 0, NULL, ICON_NONE);
759 }
760
761 static void node_composit_buts_map_value(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
762 {
763         uiLayout *sub, *col;
764         
765         col =uiLayoutColumn(layout, 1);
766         uiItemR(col, ptr, "offset", 0, NULL, ICON_NONE);
767         uiItemR(col, ptr, "size", 0, NULL, ICON_NONE);
768         
769         col =uiLayoutColumn(layout, 1);
770         uiItemR(col, ptr, "use_min", 0, NULL, ICON_NONE);
771         sub =uiLayoutColumn(col, 0);
772         uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_min"));
773         uiItemR(sub, ptr, "min", 0, "", ICON_NONE);
774         
775         col =uiLayoutColumn(layout, 1);
776         uiItemR(col, ptr, "use_max", 0, NULL, ICON_NONE);
777         sub =uiLayoutColumn(col, 0);
778         uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_max"));
779         uiItemR(sub, ptr, "max", 0, "", ICON_NONE);
780 }
781
782 static void node_composit_buts_alphaover(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
783 {       
784         uiLayout *col;
785         
786         col =uiLayoutColumn(layout, 1);
787         uiItemR(col, ptr, "use_premultiply", 0, NULL, ICON_NONE);
788         uiItemR(col, ptr, "premul", 0, NULL, ICON_NONE);
789 }
790
791 static void node_composit_buts_zcombine(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
792 {       
793         uiLayout *col;
794         
795         col =uiLayoutColumn(layout, 1);
796         uiItemR(col, ptr, "use_alpha", 0, NULL, ICON_NONE);
797 }
798
799
800 static void node_composit_buts_hue_sat(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
801 {
802         uiLayout *col;
803         
804         col =uiLayoutColumn(layout, 0);
805         uiItemR(col, ptr, "color_hue", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
806         uiItemR(col, ptr, "color_saturation", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
807         uiItemR(col, ptr, "color_value", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
808 }
809
810 static void node_composit_buts_dilateerode(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
811 {
812         uiItemR(layout, ptr, "distance", 0, NULL, ICON_NONE);
813 }
814
815 static void node_composit_buts_diff_matte(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
816 {
817         uiLayout *col;
818         
819         col =uiLayoutColumn(layout, 1);
820         uiItemR(col, ptr, "tolerance", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
821         uiItemR(col, ptr, "falloff", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
822 }
823
824 static void node_composit_buts_distance_matte(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
825 {
826         uiLayout *col;
827         
828         col =uiLayoutColumn(layout, 1);
829         uiItemR(col, ptr, "tolerance", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
830         uiItemR(col, ptr, "falloff", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
831 }
832
833 static void node_composit_buts_color_spill(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
834 {
835         uiLayout *row, *col;
836         
837    uiItemL(layout, "Despill Channel:", ICON_NONE);
838    row =uiLayoutRow(layout,0);
839         uiItemR(row, ptr, "channel", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
840
841    col= uiLayoutColumn(layout, 0);
842    uiItemR(col, ptr, "limit_method", 0, NULL, ICON_NONE);
843
844    if(RNA_enum_get(ptr, "limit_method")==0) {
845           uiItemL(col, "Limiting Channel:", ICON_NONE);
846           row=uiLayoutRow(col,0);
847           uiItemR(row, ptr, "limit_channel", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
848    }
849
850    uiItemR(col, ptr, "ratio", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
851    uiItemR(col, ptr, "use_unspill", 0, NULL, ICON_NONE);
852    if (RNA_enum_get(ptr, "use_unspill")== 1) {
853           uiItemR(col, ptr, "unspill_red", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
854           uiItemR(col, ptr, "unspill_green", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
855           uiItemR(col, ptr, "unspill_blue", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
856    }
857 }
858
859 static void node_composit_buts_chroma_matte(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
860 {
861         uiLayout *col;
862         
863         col= uiLayoutColumn(layout, 0);
864         uiItemR(col, ptr, "tolerance", 0, NULL, ICON_NONE);
865         uiItemR(col, ptr, "threshold", 0, NULL, ICON_NONE);
866         
867         col= uiLayoutColumn(layout, 1);
868    /*uiItemR(col, ptr, "lift", UI_ITEM_R_SLIDER, NULL, ICON_NONE);  Removed for now */
869         uiItemR(col, ptr, "gain", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
870    /*uiItemR(col, ptr, "shadow_adjust", UI_ITEM_R_SLIDER, NULL, ICON_NONE);  Removed for now*/
871 }
872
873 static void node_composit_buts_color_matte(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
874 {
875         uiLayout *col;
876         
877         col= uiLayoutColumn(layout, 1);
878         uiItemR(col, ptr, "color_hue", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
879         uiItemR(col, ptr, "color_saturation", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
880         uiItemR(col, ptr, "color_value", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
881 }
882
883 static void node_composit_buts_channel_matte(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
884 {       
885         uiLayout *col, *row;
886
887    uiItemL(layout, "Color Space:", ICON_NONE);
888         row= uiLayoutRow(layout, 0);
889         uiItemR(row, ptr, "color_space", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
890
891    col=uiLayoutColumn(layout, 0);  
892    uiItemL(col, "Key Channel:", ICON_NONE);
893         row= uiLayoutRow(col, 0);
894         uiItemR(row, ptr, "matte_channel", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
895
896         col =uiLayoutColumn(layout, 0);
897
898    uiItemR(col, ptr, "limit_method", 0, NULL, ICON_NONE);
899    if(RNA_enum_get(ptr, "limit_method")==0) {
900           uiItemL(col, "Limiting Channel:", ICON_NONE);
901           row=uiLayoutRow(col,0);
902           uiItemR(row, ptr, "limit_channel", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
903    }
904    
905         uiItemR(col, ptr, "limit_max", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
906         uiItemR(col, ptr, "limit_min", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
907 }
908
909 static void node_composit_buts_luma_matte(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
910 {
911         uiLayout *col;
912         
913         col= uiLayoutColumn(layout, 1);
914         uiItemR(col, ptr, "limit_max", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
915         uiItemR(col, ptr, "limit_min", UI_ITEM_R_SLIDER, NULL, ICON_NONE);
916 }
917
918 static void node_composit_buts_map_uv(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
919 {
920         uiItemR(layout, ptr, "alpha", 0, NULL, ICON_NONE);
921 }
922
923 static void node_composit_buts_id_mask(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
924 {
925         uiItemR(layout, ptr, "index", 0, NULL, ICON_NONE);
926 }
927
928 static void node_composit_buts_file_output(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
929 {
930         uiLayout *col, *row;
931
932         col= uiLayoutColumn(layout, 0);
933         uiItemR(col, ptr, "filepath", 0, "", ICON_NONE);
934         uiItemR(col, ptr, "image_type", 0, "", ICON_NONE);
935         
936         row= uiLayoutRow(layout, 0);
937         if (RNA_enum_get(ptr, "image_type")== R_OPENEXR) {
938                 uiItemR(row, ptr, "use_exr_half", 0, NULL, ICON_NONE);
939                 uiItemR(row, ptr, "exr_codec", 0, "", ICON_NONE);
940         }
941         else if (RNA_enum_get(ptr, "image_type")== R_JPEG90) {
942                 uiItemR(row, ptr, "quality", UI_ITEM_R_SLIDER, "Quality", ICON_NONE);
943         }
944         else if (RNA_enum_get(ptr, "image_type")== R_PNG) {
945                 uiItemR(row, ptr, "quality", UI_ITEM_R_SLIDER, "Compression", ICON_NONE);
946         }
947         
948         row= uiLayoutRow(layout, 1);
949         uiItemR(row, ptr, "frame_start", 0, "Start", ICON_NONE);
950         uiItemR(row, ptr, "frame_end", 0, "End", ICON_NONE);
951 }
952
953 static void node_composit_buts_scale(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
954 {
955         uiItemR(layout, ptr, "space", 0, "", ICON_NONE);
956 }
957
958 static void node_composit_buts_rotate(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
959 {
960    uiItemR(layout, ptr, "filter_type", 0, "", ICON_NONE);
961 }
962
963 static void node_composit_buts_invert(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
964 {
965         uiLayout *col;
966         
967         col= uiLayoutColumn(layout, 0);
968         uiItemR(col, ptr, "invert_rgb", 0, NULL, ICON_NONE);
969         uiItemR(col, ptr, "invert_alpha", 0, NULL, ICON_NONE);
970 }
971
972 static void node_composit_buts_premulkey(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
973 {
974         uiItemR(layout, ptr, "mapping", 0, "", ICON_NONE);
975 }
976
977 static void node_composit_buts_view_levels(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
978 {
979         uiItemR(layout, ptr, "channel", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
980 }
981
982 static void node_composit_buts_colorbalance(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
983 {
984         uiLayout *split, *col, *row;
985         
986         uiItemR(layout, ptr, "correction_method", 0, NULL, ICON_NONE);
987         
988         if (RNA_enum_get(ptr, "correction_method")== 0) {
989         
990                 split = uiLayoutSplit(layout, 0, 0);
991                 col = uiLayoutColumn(split, 0);
992                 uiTemplateColorWheel(col, ptr, "lift", 1, 1, 0, 1);
993                 row = uiLayoutRow(col, 0);
994                 uiItemR(row, ptr, "lift", 0, NULL, ICON_NONE);
995                 
996                 col = uiLayoutColumn(split, 0);
997                 uiTemplateColorWheel(col, ptr, "gamma", 1, 1, 1, 1);
998                 row = uiLayoutRow(col, 0);
999                 uiItemR(row, ptr, "gamma", 0, NULL, ICON_NONE);
1000                 
1001                 col = uiLayoutColumn(split, 0);
1002                 uiTemplateColorWheel(col, ptr, "gain", 1, 1, 1, 1);
1003                 row = uiLayoutRow(col, 0);
1004                 uiItemR(row, ptr, "gain", 0, NULL, ICON_NONE);
1005
1006         } else {
1007                 
1008                 split = uiLayoutSplit(layout, 0, 0);
1009                 col = uiLayoutColumn(split, 0);
1010                 uiTemplateColorWheel(col, ptr, "offset", 1, 1, 0, 1);
1011                 row = uiLayoutRow(col, 0);
1012                 uiItemR(row, ptr, "offset", 0, NULL, ICON_NONE);
1013                 
1014                 col = uiLayoutColumn(split, 0);
1015                 uiTemplateColorWheel(col, ptr, "power", 1, 1, 0, 1);
1016                 row = uiLayoutRow(col, 0);
1017                 uiItemR(row, ptr, "power", 0, NULL, ICON_NONE);
1018                 
1019                 col = uiLayoutColumn(split, 0);
1020                 uiTemplateColorWheel(col, ptr, "slope", 1, 1, 0, 1);
1021                 row = uiLayoutRow(col, 0);
1022                 uiItemR(row, ptr, "slope", 0, NULL, ICON_NONE);
1023         }
1024
1025 }
1026
1027 static void node_composit_buts_huecorrect(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
1028 {
1029         uiTemplateCurveMapping(layout, ptr, "mapping", 'h', 0, 0);
1030 }
1031
1032 static void node_composit_buts_ycc(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
1033
1034         uiItemR(layout, ptr, "mode", 0, "", ICON_NONE);
1035 }
1036
1037 /* only once called */
1038 static void node_composit_set_butfunc(bNodeType *ntype)
1039 {
1040         switch(ntype->type) {
1041                 /* case NODE_GROUP:      note, typeinfo for group is generated... see "XXX ugly hack" */
1042
1043                 case CMP_NODE_IMAGE:
1044                         ntype->uifunc= node_composit_buts_image;
1045                         break;
1046                 case CMP_NODE_R_LAYERS:
1047                         ntype->uifunc= node_composit_buts_renderlayers;
1048                         break;
1049                 case CMP_NODE_NORMAL:
1050                         ntype->uifunc= node_buts_normal;
1051                         break;
1052                 case CMP_NODE_CURVE_VEC:
1053                         ntype->uifunc= node_buts_curvevec;
1054                         break;
1055                 case CMP_NODE_CURVE_RGB:
1056                         ntype->uifunc= node_buts_curvecol;
1057                         break;
1058                 case CMP_NODE_VALUE:
1059                         ntype->uifunc= node_buts_value;
1060                         break;
1061                 case CMP_NODE_RGB:
1062                         ntype->uifunc= node_buts_rgb;
1063                         break;
1064                 case CMP_NODE_FLIP:
1065                         ntype->uifunc= node_composit_buts_flip;
1066                         break;
1067                 case CMP_NODE_SPLITVIEWER:
1068                         ntype->uifunc= node_composit_buts_splitviewer;
1069                         break;
1070                 case CMP_NODE_MIX_RGB:
1071                         ntype->uifunc= node_buts_mix_rgb;
1072                         break;
1073                 case CMP_NODE_VALTORGB:
1074                         ntype->uifunc= node_buts_colorramp;
1075                         break;
1076                 case CMP_NODE_CROP:
1077                         ntype->uifunc= node_composit_buts_crop;
1078                         break;
1079                 case CMP_NODE_BLUR:
1080                         ntype->uifunc= node_composit_buts_blur;
1081                         break;
1082                 case CMP_NODE_DBLUR:
1083                         ntype->uifunc= node_composit_buts_dblur;
1084                         break;
1085                 case CMP_NODE_BILATERALBLUR:
1086                         ntype->uifunc= node_composit_buts_bilateralblur;
1087                         break;
1088                 case CMP_NODE_DEFOCUS:
1089                         ntype->uifunc = node_composit_buts_defocus;
1090                         break;
1091                 case CMP_NODE_GLARE:
1092                         ntype->uifunc = node_composit_buts_glare;
1093                         break;
1094                 case CMP_NODE_TONEMAP:
1095                         ntype->uifunc = node_composit_buts_tonemap;
1096                         break;
1097                 case CMP_NODE_LENSDIST:
1098                         ntype->uifunc = node_composit_buts_lensdist;
1099                         break;
1100                 case CMP_NODE_VECBLUR:
1101                         ntype->uifunc= node_composit_buts_vecblur;
1102                         break;
1103                 case CMP_NODE_FILTER:
1104                         ntype->uifunc= node_composit_buts_filter;
1105                         break;
1106                 case CMP_NODE_MAP_VALUE:
1107                         ntype->uifunc= node_composit_buts_map_value;
1108                         break;
1109                 case CMP_NODE_TIME:
1110                         ntype->uifunc= node_buts_time;
1111                         break;
1112                 case CMP_NODE_ALPHAOVER:
1113                         ntype->uifunc= node_composit_buts_alphaover;
1114                         break;
1115                 case CMP_NODE_HUE_SAT:
1116                         ntype->uifunc= node_composit_buts_hue_sat;
1117                         break;
1118                 case CMP_NODE_TEXTURE:
1119                         ntype->uifunc= node_buts_texture;
1120                         break;
1121                 case CMP_NODE_DILATEERODE:
1122                         ntype->uifunc= node_composit_buts_dilateerode;
1123                         break;
1124                 case CMP_NODE_OUTPUT_FILE:
1125                         ntype->uifunc= node_composit_buts_file_output;
1126                         break;  
1127                 case CMP_NODE_DIFF_MATTE:
1128                         ntype->uifunc=node_composit_buts_diff_matte;
1129                         break;
1130                 case CMP_NODE_DIST_MATTE:
1131                         ntype->uifunc=node_composit_buts_distance_matte;
1132                         break;
1133                 case CMP_NODE_COLOR_SPILL:
1134                         ntype->uifunc=node_composit_buts_color_spill;
1135                         break;
1136                 case CMP_NODE_CHROMA_MATTE:
1137                         ntype->uifunc=node_composit_buts_chroma_matte;
1138                         break;
1139                 case CMP_NODE_COLOR_MATTE:
1140                         ntype->uifunc=node_composit_buts_color_matte;
1141                         break;
1142                 case CMP_NODE_SCALE:
1143                         ntype->uifunc= node_composit_buts_scale;
1144                         break;
1145           case CMP_NODE_ROTATE:
1146                  ntype->uifunc=node_composit_buts_rotate;
1147                  break;
1148                 case CMP_NODE_CHANNEL_MATTE:
1149                         ntype->uifunc= node_composit_buts_channel_matte;
1150                         break;
1151                 case CMP_NODE_LUMA_MATTE:
1152                         ntype->uifunc= node_composit_buts_luma_matte;
1153                         break;
1154                 case CMP_NODE_MAP_UV:
1155                         ntype->uifunc= node_composit_buts_map_uv;
1156                         break;
1157                 case CMP_NODE_ID_MASK:
1158                         ntype->uifunc= node_composit_buts_id_mask;
1159                         break;
1160                 case CMP_NODE_MATH:
1161                         ntype->uifunc= node_buts_math;
1162                         break;
1163                 case CMP_NODE_INVERT:
1164                         ntype->uifunc= node_composit_buts_invert;
1165                         break;
1166                 case CMP_NODE_PREMULKEY:
1167                         ntype->uifunc= node_composit_buts_premulkey;
1168                         break;
1169                 case CMP_NODE_VIEW_LEVELS:
1170                         ntype->uifunc=node_composit_buts_view_levels;
1171                          break;
1172                 case CMP_NODE_COLORBALANCE:
1173                         ntype->uifunc=node_composit_buts_colorbalance;
1174                          break;
1175                 case CMP_NODE_HUECORRECT:
1176                         ntype->uifunc=node_composit_buts_huecorrect;
1177                          break;
1178                 case CMP_NODE_ZCOMBINE:
1179                         ntype->uifunc=node_composit_buts_zcombine;
1180                          break;
1181                 case CMP_NODE_COMBYCCA:
1182                 case CMP_NODE_SEPYCCA:
1183                         ntype->uifunc=node_composit_buts_ycc;
1184                         break;
1185                 default:
1186                         ntype->uifunc= NULL;
1187         }
1188 }
1189
1190 /* ****************** BUTTON CALLBACKS FOR TEXTURE NODES ***************** */
1191
1192 static void node_texture_buts_bricks(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
1193 {
1194         uiLayout *col;
1195         
1196         col= uiLayoutColumn(layout, 1);
1197         uiItemR(col, ptr, "offset", 0, "Offset", ICON_NONE);
1198         uiItemR(col, ptr, "offset_frequency", 0, "Frequency", ICON_NONE);
1199         
1200         col= uiLayoutColumn(layout, 1);
1201         uiItemR(col, ptr, "squash", 0, "Squash", ICON_NONE);
1202         uiItemR(col, ptr, "squash_frequency", 0, "Frequency", ICON_NONE);
1203 }
1204
1205 static void node_texture_buts_proc(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
1206 {
1207         PointerRNA tex_ptr;
1208         bNode *node= ptr->data;
1209         ID *id= ptr->id.data;
1210         Tex *tex = (Tex *)node->storage;
1211         uiLayout *col, *row;
1212         
1213         RNA_pointer_create(id, &RNA_Texture, tex, &tex_ptr);
1214
1215         col= uiLayoutColumn(layout, 0);
1216
1217         switch( tex->type ) {
1218                 case TEX_BLEND:
1219                         uiItemR(col, &tex_ptr, "progression", 0, "", ICON_NONE);
1220                         row= uiLayoutRow(col, 0);
1221                         uiItemR(row, &tex_ptr, "use_flip_axis", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1222                         break;
1223
1224                 case TEX_MARBLE:
1225                         row= uiLayoutRow(col, 0);
1226                         uiItemR(row, &tex_ptr, "marble_type", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1227                         row= uiLayoutRow(col, 0);
1228                         uiItemR(row, &tex_ptr, "noise_type", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1229                         row= uiLayoutRow(col, 0);
1230                         uiItemR(row, &tex_ptr, "noise_basis", 0, "", ICON_NONE);
1231                         row= uiLayoutRow(col, 0);
1232                         uiItemR(row, &tex_ptr, "noise_basis_2", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1233                         break;
1234
1235                 case TEX_MAGIC:
1236                         uiItemR(col, &tex_ptr, "noise_depth", 0, NULL, ICON_NONE);
1237                         break;
1238
1239                 case TEX_STUCCI:
1240                         row= uiLayoutRow(col, 0);
1241                         uiItemR(row, &tex_ptr, "stucci_type", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1242                         row= uiLayoutRow(col, 0);
1243                         uiItemR(row, &tex_ptr, "noise_type", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1244                         uiItemR(col, &tex_ptr, "noise_basis", 0, "", ICON_NONE);
1245                         break;
1246
1247                 case TEX_WOOD:
1248                         uiItemR(col, &tex_ptr, "noise_basis", 0, "", ICON_NONE);
1249                         uiItemR(col, &tex_ptr, "wood_type", 0, "", ICON_NONE);
1250                         row= uiLayoutRow(col, 0);
1251                         uiItemR(row, &tex_ptr, "noise_basis_2", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1252                         row= uiLayoutRow(col, 0);
1253                         uiLayoutSetActive(row, !(RNA_enum_get(&tex_ptr, "wood_type")==TEX_BAND || RNA_enum_get(&tex_ptr, "wood_type")==TEX_RING)); 
1254                         uiItemR(row, &tex_ptr, "noise_type", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1255                         break;
1256                         
1257                 case TEX_CLOUDS:
1258                         uiItemR(col, &tex_ptr, "noise_basis", 0, "", ICON_NONE);
1259                         row= uiLayoutRow(col, 0);
1260                         uiItemR(row, &tex_ptr, "cloud_type", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1261                         row= uiLayoutRow(col, 0);
1262                         uiItemR(row, &tex_ptr, "noise_type", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
1263                         uiItemR(col, &tex_ptr, "noise_depth", UI_ITEM_R_EXPAND, "Depth", ICON_NONE);
1264                         break;
1265                         
1266                 case TEX_DISTNOISE:
1267                         uiItemR(col, &tex_ptr, "noise_basis", 0, "", ICON_NONE);
1268                         uiItemR(col, &tex_ptr, "noise_distortion", 0, "", ICON_NONE);
1269                         break;
1270
1271                 case TEX_MUSGRAVE:
1272                         uiItemR(col, &tex_ptr, "musgrave_type", 0, "", ICON_NONE);
1273                         uiItemR(col, &tex_ptr, "noise_basis", 0, "", ICON_NONE);
1274                         break;
1275                 case TEX_VORONOI:
1276                         uiItemR(col, &tex_ptr, "distance_metric", 0, "", ICON_NONE);
1277                         if(tex->vn_distm == TEX_MINKOVSKY) {
1278                                 uiItemR(col, &tex_ptr, "minkovsky_exponent", 0, NULL, ICON_NONE);
1279                         }
1280                         uiItemR(col, &tex_ptr, "color_mode", 0, "", ICON_NONE);
1281                         break;
1282         }
1283 }
1284
1285 static void node_texture_buts_image(uiLayout *layout, bContext *C, PointerRNA *ptr)
1286 {
1287         uiTemplateID(layout, C, ptr, "image", NULL, "IMAGE_OT_open", NULL);
1288 }
1289
1290 static void node_texture_buts_output(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
1291 {
1292         uiItemR(layout, ptr, "filepath", 0, "", ICON_NONE);
1293 }
1294
1295 /* only once called */
1296 static void node_texture_set_butfunc(bNodeType *ntype)
1297 {
1298         if( ntype->type >= TEX_NODE_PROC && ntype->type < TEX_NODE_PROC_MAX ) {
1299                 ntype->uifunc = node_texture_buts_proc;
1300         }
1301         else switch(ntype->type) {
1302                 
1303                 case TEX_NODE_MATH:
1304                         ntype->uifunc = node_buts_math;
1305                         break;
1306                 
1307                 case TEX_NODE_MIX_RGB:
1308                         ntype->uifunc = node_buts_mix_rgb;
1309                         break;
1310                         
1311                 case TEX_NODE_VALTORGB:
1312                         ntype->uifunc = node_buts_colorramp;
1313                         break;
1314                         
1315                 case TEX_NODE_CURVE_RGB:
1316                         ntype->uifunc= node_buts_curvecol;
1317                         break;
1318                         
1319                 case TEX_NODE_CURVE_TIME:
1320                         ntype->uifunc = node_buts_time;
1321                         break;
1322                         
1323                 case TEX_NODE_TEXTURE:
1324                         ntype->uifunc = node_buts_texture;
1325                         break;
1326                         
1327                 case TEX_NODE_BRICKS:
1328                         ntype->uifunc = node_texture_buts_bricks;
1329                         break;
1330                         
1331                 case TEX_NODE_IMAGE:
1332                         ntype->uifunc = node_texture_buts_image;
1333                         break;
1334                         
1335                 case TEX_NODE_OUTPUT:
1336                         ntype->uifunc = node_texture_buts_output;
1337                         break;
1338                         
1339                 default:
1340                         ntype->uifunc= NULL;
1341         }
1342 }
1343
1344 /* ******* init draw callbacks for all tree types, only called in usiblender.c, once ************* */
1345
1346 void ED_init_node_butfuncs(void)
1347 {
1348         bNodeType *ntype;
1349         
1350         /* shader nodes */
1351         ntype= node_all_shaders.first;
1352         while(ntype) {
1353                 node_shader_set_butfunc(ntype);
1354                 ntype= ntype->next;
1355         }
1356         /* composit nodes */
1357         ntype= node_all_composit.first;
1358         while(ntype) {
1359                 node_composit_set_butfunc(ntype);
1360                 ntype= ntype->next;
1361         }
1362         ntype = node_all_textures.first;
1363         while(ntype) {
1364                 node_texture_set_butfunc(ntype);
1365                 ntype= ntype->next;
1366         }
1367 }
1368
1369 /* ************** Generic drawing ************** */
1370
1371 void draw_nodespace_back_pix(ARegion *ar, SpaceNode *snode, int color_manage)
1372 {
1373         
1374         if((snode->flag & SNODE_BACKDRAW) && snode->treetype==NTREE_COMPOSIT) {
1375                 Image *ima= BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
1376                 void *lock;
1377                 ImBuf *ibuf= BKE_image_acquire_ibuf(ima, NULL, &lock);
1378                 if(ibuf) {
1379                         float x, y; 
1380                         
1381                         glMatrixMode(GL_PROJECTION);
1382                         glPushMatrix();
1383                         glMatrixMode(GL_MODELVIEW);
1384                         glPushMatrix();
1385
1386                         /* keep this, saves us from a version patch */
1387                         if(snode->zoom==0.0f) snode->zoom= 1.0f;
1388                         
1389                         /* somehow the offset has to be calculated inverse */
1390                         
1391                         glaDefine2DArea(&ar->winrct);
1392                         /* ortho at pixel level curarea */
1393                         wmOrtho2(-0.375, ar->winx-0.375, -0.375, ar->winy-0.375);
1394                         
1395                         x = (ar->winx-snode->zoom*ibuf->x)/2 + snode->xof;
1396                         y = (ar->winy-snode->zoom*ibuf->y)/2 + snode->yof;
1397                         
1398                         if(!ibuf->rect) {
1399                                 if(color_manage)
1400                                         ibuf->profile = IB_PROFILE_LINEAR_RGB;
1401                                 else
1402                                         ibuf->profile = IB_PROFILE_NONE;
1403                                 IMB_rect_from_float(ibuf);
1404                         }
1405
1406                         if(ibuf->rect) {
1407                                 if (snode->flag & SNODE_SHOW_ALPHA) {
1408                                         glPixelZoom(snode->zoom, snode->zoom);
1409                                         /* swap bytes, so alpha is most significant one, then just draw it as luminance int */
1410                                         if(ENDIAN_ORDER == B_ENDIAN)
1411                                                 glPixelStorei(GL_UNPACK_SWAP_BYTES, 1);
1412                                         
1413                                         glaDrawPixelsSafe(x, y, ibuf->x, ibuf->y, ibuf->x, GL_LUMINANCE, GL_UNSIGNED_INT, ibuf->rect);
1414                                         
1415                                         glPixelStorei(GL_UNPACK_SWAP_BYTES, 0);
1416                                         glPixelZoom(1.0f, 1.0f);
1417                                 } else if (snode->flag & SNODE_USE_ALPHA) {
1418                                         glEnable(GL_BLEND);
1419                                         glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1420                                         glPixelZoom(snode->zoom, snode->zoom);
1421                                         
1422                                         glaDrawPixelsSafe(x, y, ibuf->x, ibuf->y, ibuf->x, GL_RGBA, GL_UNSIGNED_BYTE, ibuf->rect);
1423                                         
1424                                         glPixelZoom(1.0f, 1.0f);
1425                                         glDisable(GL_BLEND);
1426                                 } else {
1427                                         glPixelZoom(snode->zoom, snode->zoom);
1428                                         
1429                                         glaDrawPixelsSafe(x, y, ibuf->x, ibuf->y, ibuf->x, GL_RGBA, GL_UNSIGNED_BYTE, ibuf->rect);
1430                                         
1431                                         glPixelZoom(1.0f, 1.0f);
1432                                 }
1433                         }
1434                         
1435                         glMatrixMode(GL_PROJECTION);
1436                         glPopMatrix();
1437                         glMatrixMode(GL_MODELVIEW);
1438                         glPopMatrix();
1439                 }
1440
1441                 BKE_image_release_ibuf(ima, lock);
1442         }
1443 }
1444
1445 void draw_nodespace_color_info(ARegion *ar, int channels, int x, int y, char *cp, float *fp)
1446 {
1447         char str[256];
1448         float dx= 6;
1449         /* text colors */
1450         /* XXX colored text not allowed in Blender UI */
1451         #if 0
1452         unsigned char red[3] = {255, 50, 50};
1453         unsigned char green[3] = {0, 255, 0};
1454         unsigned char blue[3] = {100, 100, 255};
1455         #else
1456         unsigned char red[3] = {255, 255, 255};
1457         unsigned char green[3] = {255, 255, 255};
1458         unsigned char blue[3] = {255, 255, 255};
1459         #endif
1460         float hue=0, sat=0, val=0, lum=0, u=0, v=0;
1461
1462         glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
1463         glEnable(GL_BLEND);
1464
1465         /* noisy, high contrast make impossible to read if lower alpha is used. */
1466         glColor4ub(0, 0, 0, 190);
1467         glRecti(0.0, 0.0, ar->winrct.xmax - ar->winrct.xmin + 1, 20);
1468         glDisable(GL_BLEND);
1469
1470         BLF_size(blf_mono_font, 11, 72);
1471
1472         glColor3ub(255, 255, 255);
1473         sprintf(str, "X:%-4d  Y:%-4d |", x, y);
1474         // UI_DrawString(6, 6, str); // works ok but fixed width is nicer.
1475         BLF_position(blf_mono_font, dx, 6, 0);
1476         BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1477         dx += BLF_width(blf_mono_font, str);
1478
1479         #if 0   /* XXX no Z value in compo backdrop atm */
1480         if(zp) {
1481                 glColor3ub(255, 255, 255);
1482                 sprintf(str, " Z:%-.4f |", 0.5f+0.5f*(((float)*zp)/(float)0x7fffffff));
1483                 BLF_position(blf_mono_font, dx, 6, 0);
1484                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1485                 dx += BLF_width(blf_mono_font, str);
1486         }
1487         if(zpf) {
1488                 glColor3ub(255, 255, 255);
1489                 sprintf(str, " Z:%-.3f |", *zpf);
1490                 BLF_position(blf_mono_font, dx, 6, 0);
1491                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1492                 dx += BLF_width(blf_mono_font, str);
1493         }
1494         #endif
1495
1496         if(channels >= 3) {
1497                 glColor3ubv(red);
1498                 if (fp)
1499                         sprintf(str, "  R:%-.4f", fp[0]);
1500                 else if (cp)
1501                         sprintf(str, "  R:%-3d", cp[0]);
1502                 else
1503                         sprintf(str, "  R:-");
1504                 BLF_position(blf_mono_font, dx, 6, 0);
1505                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1506                 dx += BLF_width(blf_mono_font, str);
1507                 
1508                 glColor3ubv(green);
1509                 if (fp)
1510                         sprintf(str, "  G:%-.4f", fp[1]);
1511                 else if (cp)
1512                         sprintf(str, "  G:%-3d", cp[1]);
1513                 else
1514                         sprintf(str, "  G:-");
1515                 BLF_position(blf_mono_font, dx, 6, 0);
1516                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1517                 dx += BLF_width(blf_mono_font, str);
1518                 
1519                 glColor3ubv(blue);
1520                 if (fp)
1521                         sprintf(str, "  B:%-.4f", fp[2]);
1522                 else if (cp)
1523                         sprintf(str, "  B:%-3d", cp[2]);
1524                 else
1525                         sprintf(str, "  B:-");
1526                 BLF_position(blf_mono_font, dx, 6, 0);
1527                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1528                 dx += BLF_width(blf_mono_font, str);
1529                 
1530                 if(channels == 4) {
1531                         glColor3ub(255, 255, 255);
1532                         if (fp)
1533                                 sprintf(str, "  A:%-.4f", fp[3]);
1534                         else if (cp)
1535                                 sprintf(str, "  A:%-3d", cp[3]);
1536                         else
1537                                 sprintf(str, "- ");
1538                         BLF_position(blf_mono_font, dx, 6, 0);
1539                         BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1540                         dx += BLF_width(blf_mono_font, str);
1541                 }
1542         }
1543         
1544         glDisable(GL_BLEND);
1545         if (channels==1) {
1546                 if (fp)
1547                         glColor3f(fp[0], fp[0], fp[0]);
1548                 else if (cp)
1549                         glColor3ub(cp[0], cp[0], cp[0]);
1550                 else
1551                         glColor3ub(0, 0, 0);
1552         }
1553         else if (channels==3) {
1554                 if (fp)
1555                         glColor3fv(fp);
1556                 else if (cp)
1557                         glColor3ub(cp[0], cp[1], cp[2]);
1558                 else
1559                         glColor3ub(0, 0, 0);
1560         }
1561         else if (channels==4) {
1562                 if (fp)
1563                         glColor4fv(fp);
1564                 else if (cp)
1565                         glColor4ub(cp[0], cp[1], cp[2], cp[3]);
1566                 else
1567                         glColor3ub(0, 0, 0);
1568         }
1569         dx += 5;
1570         glBegin(GL_QUADS);
1571         glVertex2f(dx, 3);
1572         glVertex2f(dx, 17);
1573         glVertex2f(dx+30, 17);
1574         glVertex2f(dx+30, 3);
1575         glEnd();
1576         dx += 35;
1577
1578         glColor3ub(255, 255, 255);
1579         if(channels == 1) {
1580                 if (fp) {
1581                         rgb_to_hsv(fp[0], fp[0], fp[0], &hue, &sat, &val);
1582                         rgb_to_yuv(fp[0], fp[0], fp[0], &lum, &u, &v);
1583                 }
1584                 else if (cp) {
1585                         rgb_to_hsv((float)cp[0]/255.0f, (float)cp[0]/255.0f, (float)cp[0]/255.0f, &hue, &sat, &val);
1586                         rgb_to_yuv((float)cp[0]/255.0f, (float)cp[0]/255.0f, (float)cp[0]/255.0f, &lum, &u, &v);
1587                 }
1588                 
1589                 sprintf(str, "V:%-.4f", val);
1590                 BLF_position(blf_mono_font, dx, 6, 0);
1591                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1592                 dx += BLF_width(blf_mono_font, str);
1593
1594                 sprintf(str, "   L:%-.4f", lum);
1595                 BLF_position(blf_mono_font, dx, 6, 0);
1596                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1597                 dx += BLF_width(blf_mono_font, str);
1598         }
1599         else if(channels >= 3) {
1600                 if (fp) {
1601                         rgb_to_hsv(fp[0], fp[1], fp[2], &hue, &sat, &val);
1602                         rgb_to_yuv(fp[0], fp[1], fp[2], &lum, &u, &v);
1603                 }
1604                 else if (cp) {
1605                         rgb_to_hsv((float)cp[0]/255.0f, (float)cp[1]/255.0f, (float)cp[2]/255.0f, &hue, &sat, &val);
1606                         rgb_to_yuv((float)cp[0]/255.0f, (float)cp[1]/255.0f, (float)cp[2]/255.0f, &lum, &u, &v);
1607                 }
1608
1609                 sprintf(str, "H:%-.4f", hue);
1610                 BLF_position(blf_mono_font, dx, 6, 0);
1611                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1612                 dx += BLF_width(blf_mono_font, str);
1613
1614                 sprintf(str, "  S:%-.4f", sat);
1615                 BLF_position(blf_mono_font, dx, 6, 0);
1616                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1617                 dx += BLF_width(blf_mono_font, str);
1618
1619                 sprintf(str, "  V:%-.4f", val);
1620                 BLF_position(blf_mono_font, dx, 6, 0);
1621                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1622                 dx += BLF_width(blf_mono_font, str);
1623
1624                 sprintf(str, "   L:%-.4f", lum);
1625                 BLF_position(blf_mono_font, dx, 6, 0);
1626                 BLF_draw_ascii(blf_mono_font, str, sizeof(str));
1627                 dx += BLF_width(blf_mono_font, str);
1628         }
1629 }
1630
1631 #if 0
1632 /* note: needs to be userpref or opengl profile option */
1633 static void draw_nodespace_back_tex(ScrArea *sa, SpaceNode *snode)
1634 {
1635
1636         draw_nodespace_grid(snode);
1637         
1638         if(snode->flag & SNODE_BACKDRAW) {
1639                 Image *ima= BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
1640                 ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL);
1641                 if(ibuf) {
1642                         int x, y;
1643                         float zoom = 1.0;
1644
1645                         glMatrixMode(GL_PROJECTION);
1646                         glPushMatrix();
1647                         glMatrixMode(GL_MODELVIEW);
1648                         glPushMatrix();
1649                         
1650                         glaDefine2DArea(&sa->winrct);
1651
1652                         if(ibuf->x > sa->winx || ibuf->y > sa->winy) {
1653                                 float zoomx, zoomy;
1654                                 zoomx= (float)sa->winx/ibuf->x;
1655                                 zoomy= (float)sa->winy/ibuf->y;
1656                                 zoom = MIN2(zoomx, zoomy);
1657                         }
1658                         
1659                         x = (sa->winx-zoom*ibuf->x)/2 + snode->xof;
1660                         y = (sa->winy-zoom*ibuf->y)/2 + snode->yof;
1661
1662                         glPixelZoom(zoom, zoom);
1663
1664                         glColor4f(1.0, 1.0, 1.0, 1.0);
1665                         if(ibuf->rect)
1666                                 glaDrawPixelsTex(x, y, ibuf->x, ibuf->y, GL_UNSIGNED_BYTE, ibuf->rect);
1667                         else if(ibuf->channels==4)
1668                                 glaDrawPixelsTex(x, y, ibuf->x, ibuf->y, GL_FLOAT, ibuf->rect_float);
1669
1670                         glPixelZoom(1.0, 1.0);
1671
1672                         glMatrixMode(GL_PROJECTION);
1673                         glPopMatrix();
1674                         glMatrixMode(GL_MODELVIEW);
1675                         glPopMatrix();
1676                 }
1677         }
1678 }
1679 #endif
1680
1681 /* if v2d not NULL, it clips and returns 0 if not visible */
1682 int node_link_bezier_points(View2D *v2d, SpaceNode *snode, bNodeLink *link, float coord_array[][2], int resol)
1683 {
1684         float dist, vec[4][2];
1685         
1686         /* in v0 and v3 we put begin/end points */
1687         if(link->fromsock) {
1688                 vec[0][0]= link->fromsock->locx;
1689                 vec[0][1]= link->fromsock->locy;
1690         }
1691         else {
1692                 if(snode==NULL) return 0;
1693                 vec[0][0]= snode->mx;
1694                 vec[0][1]= snode->my;
1695         }
1696         if(link->tosock) {
1697                 vec[3][0]= link->tosock->locx;
1698                 vec[3][1]= link->tosock->locy;
1699         }
1700         else {
1701                 if(snode==NULL) return 0;
1702                 vec[3][0]= snode->mx;
1703                 vec[3][1]= snode->my;
1704         }
1705         
1706         dist= 0.5f*ABS(vec[0][0] - vec[3][0]);
1707         
1708         /* check direction later, for top sockets */
1709         vec[1][0]= vec[0][0]+dist;
1710         vec[1][1]= vec[0][1];
1711         
1712         vec[2][0]= vec[3][0]-dist;
1713         vec[2][1]= vec[3][1];
1714         
1715         if(v2d && MIN4(vec[0][0], vec[1][0], vec[2][0], vec[3][0]) > v2d->cur.xmax); /* clipped */      
1716         else if (v2d && MAX4(vec[0][0], vec[1][0], vec[2][0], vec[3][0]) < v2d->cur.xmin); /* clipped */
1717         else {
1718                 
1719                 /* always do all three, to prevent data hanging around */
1720                 forward_diff_bezier(vec[0][0], vec[1][0], vec[2][0], vec[3][0], coord_array[0], resol, sizeof(float)*2);
1721                 forward_diff_bezier(vec[0][1], vec[1][1], vec[2][1], vec[3][1], coord_array[0]+1, resol, sizeof(float)*2);
1722                 
1723                 return 1;
1724         }
1725         return 0;
1726 }
1727
1728 #define LINK_RESOL      24
1729 void node_draw_link_bezier(View2D *v2d, SpaceNode *snode, bNodeLink *link, int th_col1, int do_shaded, int th_col2, int do_triple, int th_col3 )
1730 {
1731         float coord_array[LINK_RESOL+1][2];
1732         
1733         if(node_link_bezier_points(v2d, snode, link, coord_array, LINK_RESOL)) {
1734                 float dist, spline_step = 0.0f;
1735                 int i;
1736                 
1737                 /* store current linewidth */
1738                 float linew;
1739                 glGetFloatv(GL_LINE_WIDTH, &linew);
1740                 
1741                 /* we can reuse the dist variable here to increment the GL curve eval amount*/
1742                 dist = 1.0f/(float)LINK_RESOL;
1743                 
1744                 glEnable(GL_LINE_SMOOTH);
1745                 
1746                 if(do_triple) {
1747                         UI_ThemeColorShadeAlpha(th_col3, -80, -120);
1748                         glLineWidth(4.0f);
1749                         
1750                         glBegin(GL_LINE_STRIP);
1751                         for(i=0; i<=LINK_RESOL; i++) {
1752                                 glVertex2fv(coord_array[i]);
1753                         }
1754                         glEnd();
1755                 }
1756                 
1757                 UI_ThemeColor(th_col1);
1758                 glLineWidth(1.5f);
1759                 
1760                 glBegin(GL_LINE_STRIP);
1761                 for(i=0; i<=LINK_RESOL; i++) {
1762                         if(do_shaded) {
1763                                 UI_ThemeColorBlend(th_col1, th_col2, spline_step);
1764                                 spline_step += dist;
1765                         }
1766                         glVertex2fv(coord_array[i]);
1767                 }
1768                 glEnd();
1769                 
1770                 glDisable(GL_LINE_SMOOTH);
1771                 
1772                 /* restore previuos linewidth */
1773                 glLineWidth(linew);
1774         }
1775 }
1776
1777 /* note; this is used for fake links in groups too */
1778 void node_draw_link(View2D *v2d, SpaceNode *snode, bNodeLink *link)
1779 {
1780         int do_shaded= 0, th_col1= TH_HEADER, th_col2= TH_HEADER;
1781         int do_triple= 0, th_col3= TH_WIRE;
1782         
1783         if(link->fromsock==NULL && link->tosock==NULL)
1784                 return;
1785         
1786         /* new connection */
1787         if(!link->fromsock || !link->tosock) {
1788                 th_col1 = TH_ACTIVE;
1789                 do_triple = 1;
1790         }
1791         else {
1792                 /* going to give issues once... */
1793                 if(link->tosock->flag & SOCK_UNAVAIL)
1794                         return;
1795                 if(link->fromsock->flag & SOCK_UNAVAIL)
1796                         return;
1797                 
1798                 /* a bit ugly... but thats how we detect the internal group links */
1799                 if(!link->fromnode || !link->tonode) {
1800                         UI_ThemeColorBlend(TH_BACK, TH_WIRE, 0.5f);
1801                         do_shaded= 0;
1802                 }
1803                 else {
1804                         /* check cyclic */
1805                         if(link->fromnode->level >= link->tonode->level && link->tonode->level!=0xFFF) {
1806                                 if(link->fromnode->flag & SELECT)
1807                                         th_col1= TH_EDGE_SELECT;
1808                                 if(link->tonode->flag & SELECT)
1809                                         th_col2= TH_EDGE_SELECT;
1810                                 do_shaded= 1;
1811                                 do_triple= 1;
1812                         }                               
1813                         else {
1814                                 th_col1 = TH_REDALERT;
1815                         }
1816                 }
1817         }
1818         
1819         node_draw_link_bezier(v2d, snode, link, th_col1, do_shaded, th_col2, do_triple, th_col3);
1820 }
1821
1822