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Diffstat (limited to 'source/blender/src/editnode.c')
| -rw-r--r-- | source/blender/src/editnode.c | 2244 |
1 files changed, 0 insertions, 2244 deletions
diff --git a/source/blender/src/editnode.c b/source/blender/src/editnode.c deleted file mode 100644 index a14b0ccc389..00000000000 --- a/source/blender/src/editnode.c +++ /dev/null @@ -1,2244 +0,0 @@ -/** - * $Id: - * - * ***** BEGIN GPL LICENSE BLOCK ***** - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - * The Original Code is Copyright (C) 2005 Blender Foundation. - * All rights reserved. - * - * The Original Code is: all of this file. - * - * Contributor(s): none yet. - * - * ***** END GPL LICENSE BLOCK ***** - */ - -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <string.h> - -#include "MEM_guardedalloc.h" - -#include "DNA_action_types.h" -#include "DNA_color_types.h" -#include "DNA_image_types.h" -#include "DNA_ipo_types.h" -#include "DNA_object_types.h" -#include "DNA_material_types.h" -#include "DNA_node_types.h" -#include "DNA_space_types.h" -#include "DNA_screen_types.h" -#include "DNA_scene_types.h" -#include "DNA_userdef_types.h" - -#include "BKE_colortools.h" -#include "BKE_global.h" -#include "BKE_image.h" -#include "BKE_library.h" -#include "BKE_main.h" -#include "BKE_node.h" -#include "BKE_material.h" -#include "BKE_scene.h" -#include "BKE_utildefines.h" - -#include "BIF_cursors.h" -#include "BIF_editview.h" -#include "BIF_gl.h" -#include "BIF_graphics.h" -#include "BIF_imasel.h" -#include "BIF_interface.h" -#include "BIF_mywindow.h" -#include "BIF_previewrender.h" -#include "BIF_resources.h" -#include "BIF_renderwin.h" -#include "BIF_space.h" -#include "BIF_screen.h" -#include "BIF_toolbox.h" - -#include "BSE_drawipo.h" -#include "BSE_edit.h" -#include "BSE_filesel.h" -#include "BSE_headerbuttons.h" -#include "BSE_node.h" - -#include "BLI_blenlib.h" -#include "BLI_arithb.h" - -#include "BDR_editobject.h" - -#include "RE_pipeline.h" -#include "IMB_imbuf_types.h" - -#include "blendef.h" -#include "butspace.h" -#include "PIL_time.h" -#include "mydevice.h" -#include "winlay.h" - - -/* currently called from BIF_preview_changed */ -void snode_tag_dirty(SpaceNode *snode) -{ - bNode *node; - - if(snode->treetype==NTREE_SHADER) { - if(snode->nodetree) { - for(node= snode->nodetree->nodes.first; node; node= node->next) { - if(node->type==SH_NODE_OUTPUT) - node->lasty= 0; - } - snode->flag |= SNODE_DO_PREVIEW; /* this adds an afterqueue on a redraw, to allow button previews to work first */ - } - } - allqueue(REDRAWNODE, 1); -} - -static void shader_node_previewrender(ScrArea *sa, SpaceNode *snode) -{ - bNode *node; - - if(snode->id==NULL) return; - if( ((Material *)snode->id )->use_nodes==0 ) return; - - for(node= snode->nodetree->nodes.first; node; node= node->next) { - if(node->type==SH_NODE_OUTPUT) { - if(node->flag & NODE_DO_OUTPUT) { - if(node->lasty<PREVIEW_RENDERSIZE-2) { - RenderInfo ri; -// int test= node->lasty; - - ri.curtile = 0; - ri.tottile = 0; - ri.rect = NULL; - ri.pr_rectx = PREVIEW_RENDERSIZE; - ri.pr_recty = PREVIEW_RENDERSIZE; - - BIF_previewrender(snode->id, &ri, NULL, PR_DO_RENDER); /* sends redraw event */ - if(ri.rect) MEM_freeN(ri.rect); - - /* when not finished... */ - if(ri.curtile<ri.tottile) - addafterqueue(sa->win, RENDERPREVIEW, 1); -// if(test!=node->lasty) -// printf("node rendered to %d\n", node->lasty); - - break; - } - } - } - } -} - - -static void snode_handle_recalc(SpaceNode *snode) -{ - if(snode->treetype==NTREE_SHADER) { - BIF_preview_changed(ID_MA); /* signals buttons windows and node editors */ - } - else if(snode->treetype==NTREE_COMPOSIT) { - if(G.scene->use_nodes) { - snode->nodetree->timecursor= set_timecursor; - G.afbreek= 0; - snode->nodetree->test_break= blender_test_break; - - BIF_store_spare(); - - ntreeCompositExecTree(snode->nodetree, &G.scene->r, 1); /* 1 is do_previews */ - - snode->nodetree->timecursor= NULL; - snode->nodetree->test_break= NULL; - waitcursor(0); - - allqueue(REDRAWNODE, 1); - allqueue(REDRAWIMAGE, 1); - if(G.scene->r.scemode & R_DOCOMP) { - BIF_redraw_render_rect(); /* seems to screwup display? */ - mywinset(curarea->win); - } - } - } -} - -static void shader_node_event(SpaceNode *snode, short event) -{ - switch(event) { - case B_REDR: - allqueue(REDRAWNODE, 1); - break; - default: - /* B_NODE_EXEC */ - snode_handle_recalc(snode); - break; - - } -} - -static void load_node_image(char *str) /* called from fileselect */ -{ - SpaceNode *snode= curarea->spacedata.first; - bNode *node= nodeGetActive(snode->edittree); - Image *ima= NULL; - - ima= BKE_add_image_file(str); - if(ima) { - if(node->id) - node->id->us--; - - node->id= &ima->id; - id_us_plus(node->id); - - BLI_strncpy(node->name, node->id->name+2, 21); - - BKE_image_signal(ima, node->storage, IMA_SIGNAL_RELOAD); - - NodeTagChanged(snode->edittree, node); - snode_handle_recalc(snode); - allqueue(REDRAWNODE, 0); - } -} - -static bNode *snode_get_editgroup(SpaceNode *snode) -{ - bNode *gnode; - - /* get the groupnode */ - for(gnode= snode->nodetree->nodes.first; gnode; gnode= gnode->next) - if(gnode->flag & NODE_GROUP_EDIT) - break; - return gnode; -} - -/* node has to be of type 'render layers' */ -/* is a bit clumsy copying renderdata here... scene nodes use render size of current render */ -static void composite_node_render(SpaceNode *snode, bNode *node) -{ - RenderData rd; - Scene *scene= NULL; - int scemode, actlay; - - /* the button press won't show up otherwise, button hilites disabled */ - force_draw(0); - - if(node->id && node->id!=(ID *)G.scene) { - scene= G.scene; - set_scene_bg((Scene *)node->id); - rd= G.scene->r; - G.scene->r.xsch= scene->r.xsch; - G.scene->r.ysch= scene->r.ysch; - G.scene->r.size= scene->r.size; - G.scene->r.mode &= ~(R_BORDER|R_DOCOMP); - G.scene->r.mode |= scene->r.mode & R_BORDER; - G.scene->r.border= scene->r.border; - } - - scemode= G.scene->r.scemode; - actlay= G.scene->r.actlay; - - G.scene->r.scemode |= R_SINGLE_LAYER; - G.scene->r.actlay= node->custom1; - - BIF_do_render(0); - - G.scene->r.scemode= scemode; - G.scene->r.actlay= actlay; - - node->custom2= 0; - - if(scene) { - G.scene->r= rd; - set_scene_bg(scene); - } -} - -static void composit_node_event(SpaceNode *snode, short event) -{ - - switch(event) { - case B_REDR: - allqueue(REDRAWNODE, 1); - break; - case B_NODE_LOADIMAGE: - { - bNode *node= nodeGetActive(snode->edittree); - char name[FILE_MAXDIR+FILE_MAXFILE]; - - if(node->id) - strcpy(name, ((Image *)node->id)->name); - else strcpy(name, U.textudir); - if (G.qual & LR_CTRLKEY) { - activate_imageselect(FILE_SPECIAL, "SELECT IMAGE", name, load_node_image); - } else { - activate_fileselect(FILE_SPECIAL, "SELECT IMAGE", name, load_node_image); - } - break; - } - case B_NODE_TREE_EXEC: - snode_handle_recalc(snode); - break; - default: - /* B_NODE_EXEC */ - { - bNode *node= BLI_findlink(&snode->edittree->nodes, event-B_NODE_EXEC); - if(node) { - NodeTagChanged(snode->edittree, node); - NodeTagIDChanged(snode->nodetree, node->id); /* Scene-layer nodes, texture nodes, image nodes, all can be used many times */ - - /* not the best implementation of the world... but we need it to work now :) */ - if(node->type==CMP_NODE_R_LAYERS && node->custom2) { - composite_node_render(snode, node); - /* new event, a render can go fullscreen and open new window */ - addqueue(curarea->win, UI_BUT_EVENT, B_NODE_TREE_EXEC); - } - else { - node= snode_get_editgroup(snode); - if(node) - NodeTagIDChanged(snode->nodetree, node->id); - - snode_handle_recalc(snode); - } - } - } - } -} - - -/* assumes nothing being done in ntree yet, sets the default in/out node */ -/* called from shading buttons or header */ -void node_shader_default(Material *ma) -{ - bNode *in, *out; - bNodeSocket *fromsock, *tosock; - - /* but lets check it anyway */ - if(ma->nodetree) { - printf("error in shader initialize\n"); - return; - } - - ma->nodetree= ntreeAddTree(NTREE_SHADER); - - out= nodeAddNodeType(ma->nodetree, SH_NODE_OUTPUT, NULL); - out->locx= 300.0f; out->locy= 300.0f; - - in= nodeAddNodeType(ma->nodetree, SH_NODE_MATERIAL, NULL); - in->locx= 10.0f; in->locy= 300.0f; - nodeSetActive(ma->nodetree, in); - - /* only a link from color to color */ - fromsock= in->outputs.first; - tosock= out->inputs.first; - nodeAddLink(ma->nodetree, in, fromsock, out, tosock); - - ntreeSolveOrder(ma->nodetree); /* needed for pointers */ -} - -/* assumes nothing being done in ntree yet, sets the default in/out node */ -/* called from shading buttons or header */ -void node_composit_default(Scene *sce) -{ - bNode *in, *out; - bNodeSocket *fromsock, *tosock; - - /* but lets check it anyway */ - if(sce->nodetree) { - printf("error in composit initialize\n"); - return; - } - - sce->nodetree= ntreeAddTree(NTREE_COMPOSIT); - - out= nodeAddNodeType(sce->nodetree, CMP_NODE_COMPOSITE, NULL); - out->locx= 300.0f; out->locy= 400.0f; - - in= nodeAddNodeType(sce->nodetree, CMP_NODE_R_LAYERS, NULL); - in->locx= 10.0f; in->locy= 400.0f; - nodeSetActive(sce->nodetree, in); - - /* links from color to color */ - fromsock= in->outputs.first; - tosock= out->inputs.first; - nodeAddLink(sce->nodetree, in, fromsock, out, tosock); - - ntreeSolveOrder(sce->nodetree); /* needed for pointers */ - - ntreeCompositForceHidden(sce->nodetree); -} - -/* Here we set the active tree(s), even called for each redraw now, so keep it fast :) */ -void snode_set_context(SpaceNode *snode) -{ - Object *ob= OBACT; - bNode *node= NULL; - - snode->nodetree= NULL; - snode->id= snode->from= NULL; - - if(snode->treetype==NTREE_SHADER) { - /* need active object, or we allow pinning... */ - if(ob) { - Material *ma= give_current_material(ob, ob->actcol); - if(ma) { - snode->from= material_from(ob, ob->actcol); - snode->id= &ma->id; - snode->nodetree= ma->nodetree; - } - } - } - else if(snode->treetype==NTREE_COMPOSIT) { - snode->from= NULL; - snode->id= &G.scene->id; - - /* bit clumsy but reliable way to see if we draw first time */ - if(snode->nodetree==NULL) - ntreeCompositForceHidden(G.scene->nodetree); - - snode->nodetree= G.scene->nodetree; - } - - /* find editable group */ - if(snode->nodetree) - for(node= snode->nodetree->nodes.first; node; node= node->next) - if(node->flag & NODE_GROUP_EDIT) - break; - - if(node && node->id) - snode->edittree= (bNodeTree *)node->id; - else - snode->edittree= snode->nodetree; -} - -/* on activate image viewer, check if we show it */ -static void node_active_image(Image *ima) -{ - ScrArea *sa; - SpaceImage *sima= NULL; - - /* find an imagewindow showing render result */ - for(sa=G.curscreen->areabase.first; sa; sa= sa->next) { - if(sa->spacetype==SPACE_IMAGE) { - sima= sa->spacedata.first; - if(sima->image && sima->image->source!=IMA_SRC_VIEWER) - break; - } - } - if(sa && sima) { - sima->image= ima; - scrarea_queue_winredraw(sa); - scrarea_queue_headredraw(sa); - } -} - - -static void node_set_active(SpaceNode *snode, bNode *node) -{ - - nodeSetActive(snode->edittree, node); - - if(node->type!=NODE_GROUP) { - - /* tree specific activate calls */ - if(snode->treetype==NTREE_SHADER) { - - /* when we select a material, active texture is cleared, for buttons */ - if(node->id && GS(node->id->name)==ID_MA) - nodeClearActiveID(snode->edittree, ID_TE); - if(node->id) - BIF_preview_changed(-1); /* temp hack to force texture preview to update */ - - allqueue(REDRAWBUTSSHADING, 1); - allqueue(REDRAWIPO, 0); - } - else if(snode->treetype==NTREE_COMPOSIT) { - /* make active viewer, currently only 1 supported... */ - if( ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER)) { - bNode *tnode; - int was_output= node->flag & NODE_DO_OUTPUT; - - for(tnode= snode->edittree->nodes.first; tnode; tnode= tnode->next) - if( ELEM(tnode->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER)) - tnode->flag &= ~NODE_DO_OUTPUT; - - node->flag |= NODE_DO_OUTPUT; - if(was_output==0) { - bNode *gnode; - - NodeTagChanged(snode->edittree, node); - - /* if inside group, tag entire group */ - gnode= snode_get_editgroup(snode); - if(gnode) - NodeTagIDChanged(snode->nodetree, gnode->id); - - snode_handle_recalc(snode); - } - - /* addnode() doesnt link this yet... */ - node->id= (ID *)BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node"); - } - else if(node->type==CMP_NODE_IMAGE) { - if(node->id) - node_active_image((Image *)node->id); - } - else if(node->type==CMP_NODE_R_LAYERS) { - if(node->id==NULL || node->id==(ID *)G.scene) { - G.scene->r.actlay= node->custom1; - allqueue(REDRAWBUTSSCENE, 0); - } - } - } - } -} - -void snode_make_group_editable(SpaceNode *snode, bNode *gnode) -{ - bNode *node; - - /* make sure nothing has group editing on */ - for(node= snode->nodetree->nodes.first; node; node= node->next) - node->flag &= ~NODE_GROUP_EDIT; - - if(gnode==NULL) { - /* with NULL argument we do a toggle */ - if(snode->edittree==snode->nodetree) - gnode= nodeGetActive(snode->nodetree); - } - - if(gnode && gnode->type==NODE_GROUP && gnode->id) { - if(gnode->id->lib) { - if(okee("Make Group Local")) - ntreeMakeLocal((bNodeTree *)gnode->id); - else - return; - } - gnode->flag |= NODE_GROUP_EDIT; - snode->edittree= (bNodeTree *)gnode->id; - - /* deselect all other nodes, so we can also do grabbing of entire subtree */ - for(node= snode->nodetree->nodes.first; node; node= node->next) - node->flag &= ~SELECT; - gnode->flag |= SELECT; - - } - else - snode->edittree= snode->nodetree; - - ntreeSolveOrder(snode->nodetree); - - /* finally send out events for new active node */ - if(snode->treetype==NTREE_SHADER) { - allqueue(REDRAWBUTSSHADING, 0); - - BIF_preview_changed(-1); /* temp hack to force texture preview to update */ - } - - allqueue(REDRAWNODE, 0); -} - -void node_ungroup(SpaceNode *snode) -{ - bNode *gnode; - - /* are we inside of a group? */ - gnode= snode_get_editgroup(snode); - if(gnode) - snode_make_group_editable(snode, NULL); - - gnode= nodeGetActive(snode->edittree); - if(gnode==NULL) return; - - if(gnode->type!=NODE_GROUP) - error("Not a group"); - else { - if(nodeGroupUnGroup(snode->edittree, gnode)) { - - BIF_undo_push("Deselect all nodes"); - allqueue(REDRAWNODE, 0); - } - else - error("Can't ungroup"); - } -} - -/* when links in groups change, inputs/outputs change, nodes added/deleted... */ -static void snode_verify_groups(SpaceNode *snode) -{ - bNode *gnode; - - gnode= snode_get_editgroup(snode); - - /* does all materials */ - if(gnode) - nodeVerifyGroup((bNodeTree *)gnode->id); - -} - -static void node_addgroup(SpaceNode *snode) -{ - bNodeTree *ngroup; - int tot= 0, offs, val; - char *strp; - - if(snode->edittree!=snode->nodetree) { - error("Can not add a Group in a Group"); - return; - } - - /* construct menu with choices */ - for(ngroup= G.main->nodetree.first; ngroup; ngroup= ngroup->id.next) { - if(ngroup->type==snode->treetype) - tot++; - } - if(tot==0) { - error("No groups available in database"); - return; - } - strp= MEM_mallocN(32*tot+32, "menu"); - strcpy(strp, "Add Group %t"); - offs= strlen(strp); - - for(tot=0, ngroup= G.main->nodetree.first; ngroup; ngroup= ngroup->id.next, tot++) { - if(ngroup->type==snode->treetype) - offs+= sprintf(strp+offs, "|%s %%x%d", ngroup->id.name+2, tot); - } - - val= pupmenu(strp); - if(val>=0) { - ngroup= BLI_findlink(&G.main->nodetree, val); - if(ngroup) { - bNode *node= nodeAddNodeType(snode->edittree, NODE_GROUP, ngroup); - - /* generics */ - if(node) { - float locx, locy; - short mval[2]; - - node_deselectall(snode, 0); - - getmouseco_areawin(mval); - areamouseco_to_ipoco(G.v2d, mval, &locx, &locy); - - node->locx= locx; - node->locy= locy + 60.0f; // arbitrary.. so its visible - node->flag |= SELECT; - - id_us_plus(node->id); - - node_set_active(snode, node); - BIF_undo_push("Add Node"); - } - } - } - MEM_freeN(strp); -} - - -/* ************************** Node generic ************** */ - -/* allows to walk the list in order of visibility */ -static bNode *next_node(bNodeTree *ntree) -{ - static bNode *current=NULL, *last= NULL; - - if(ntree) { - /* set current to the first selected node */ - for(current= ntree->nodes.last; current; current= current->prev) - if(current->flag & NODE_SELECT) - break; - - /* set last to the first unselected node */ - for(last= ntree->nodes.last; last; last= last->prev) - if((last->flag & NODE_SELECT)==0) - break; - - if(current==NULL) - current= last; - - return NULL; - } - /* no nodes, or we are ready */ - if(current==NULL) - return NULL; - - /* now we walk the list backwards, but we always return current */ - if(current->flag & NODE_SELECT) { - bNode *node= current; - - /* find previous selected */ - current= current->prev; - while(current && (current->flag & NODE_SELECT)==0) - current= current->prev; - - /* find first unselected */ - if(current==NULL) - current= last; - - return node; - } - else { - bNode *node= current; - - /* find previous unselected */ - current= current->prev; - while(current && (current->flag & NODE_SELECT)) - current= current->prev; - - return node; - } - - return NULL; -} - -/* is rct in visible part of node? */ -static bNode *visible_node(SpaceNode *snode, rctf *rct) -{ - bNode *tnode; - - for(next_node(snode->edittree); (tnode=next_node(NULL));) { - if(BLI_isect_rctf(&tnode->totr, rct, NULL)) - break; - } - return tnode; -} - -void snode_home(ScrArea *sa, SpaceNode *snode) -{ - bNode *node; - int first= 1; - - snode->v2d.cur.xmin= snode->v2d.cur.ymin= 0.0f; - snode->v2d.cur.xmax= sa->winx; - snode->v2d.cur.xmax= sa->winy; - - if(snode->edittree) { - for(node= snode->edittree->nodes.first; node; node= node->next) { - if(first) { - first= 0; - snode->v2d.cur= node->totr; - } - else { - BLI_union_rctf(&snode->v2d.cur, &node->totr); - } - } - } - snode->v2d.tot= snode->v2d.cur; - - snode->xof = snode->yof = 0.0; - - test_view2d(G.v2d, sa->winx, sa->winy); - -} - -void snode_zoom_out(ScrArea *sa) -{ - float dx; - - dx= (float)(0.15*(G.v2d->cur.xmax-G.v2d->cur.xmin)); - G.v2d->cur.xmin-= dx; - G.v2d->cur.xmax+= dx; - dx= (float)(0.15*(G.v2d->cur.ymax-G.v2d->cur.ymin)); - G.v2d->cur.ymin-= dx; - G.v2d->cur.ymax+= dx; - test_view2d(G.v2d, sa->winx, sa->winy); -} - -void snode_zoom_in(ScrArea *sa) -{ - float dx; - - dx= (float)(0.1154*(G.v2d->cur.xmax-G.v2d->cur.xmin)); - G.v2d->cur.xmin+= dx; - G.v2d->cur.xmax-= dx; - dx= (float)(0.1154*(G.v2d->cur.ymax-G.v2d->cur.ymin)); - G.v2d->cur.ymin+= dx; - G.v2d->cur.ymax-= dx; - test_view2d(G.v2d, sa->winx, sa->winy); -} - -static void snode_bg_viewmove(SpaceNode *snode) -{ - ScrArea *sa; - Image *ima; - ImBuf *ibuf; - Window *win; - short mval[2], mvalo[2]; - short rectx, recty, xmin, xmax, ymin, ymax, pad; - int oldcursor; - - ima= BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node"); - ibuf= BKE_image_get_ibuf(ima, NULL); - - sa = snode->area; - - if(ibuf) { - rectx = ibuf->x; - recty = ibuf->y; - } else { - rectx = recty = 1; - } - - pad = 10; - xmin = -(sa->winx/2) - rectx/2 + pad; - xmax = sa->winx/2 + rectx/2 - pad; - ymin = -(sa->winy/2) - recty/2 + pad; - ymax = sa->winy/2 + recty/2 - pad; - - getmouseco_sc(mvalo); - - /* store the old cursor to temporarily change it */ - oldcursor=get_cursor(); - win=winlay_get_active_window(); - - SetBlenderCursor(BC_NSEW_SCROLLCURSOR); - - while(get_mbut()&(L_MOUSE|M_MOUSE)) { - - getmouseco_sc(mval); - - if(mvalo[0]!=mval[0] || mvalo[1]!=mval[1]) { - - snode->xof -= (mvalo[0]-mval[0]); - snode->yof -= (mvalo[1]-mval[1]); - - /* prevent dragging image outside of the window and losing it! */ - CLAMP(snode->xof, xmin, xmax); - CLAMP(snode->yof, ymin, ymax); - - mvalo[0]= mval[0]; - mvalo[1]= mval[1]; - - scrarea_do_windraw(curarea); - screen_swapbuffers(); - } - else BIF_wait_for_statechange(); - } - - window_set_cursor(win, oldcursor); -} - -/* checks mouse position, and returns found node/socket */ -/* type is SOCK_IN and/or SOCK_OUT */ -static int find_indicated_socket(SpaceNode *snode, bNode **nodep, bNodeSocket **sockp, int in_out) -{ - bNode *node; - bNodeSocket *sock; - rctf rect; - short mval[2]; - - getmouseco_areawin(mval); - - /* check if we click in a socket */ - for(node= snode->edittree->nodes.first; node; node= node->next) { - - areamouseco_to_ipoco(G.v2d, mval, &rect.xmin, &rect.ymin); - - rect.xmin -= NODE_SOCKSIZE+3; - rect.ymin -= NODE_SOCKSIZE+3; - rect.xmax = rect.xmin + 2*NODE_SOCKSIZE+6; - rect.ymax = rect.ymin + 2*NODE_SOCKSIZE+6; - - if (!(node->flag & NODE_HIDDEN)) { - /* extra padding inside and out - allow dragging on the text areas too */ - if (in_out == SOCK_IN) { - rect.xmax += NODE_SOCKSIZE; - rect.xmin -= NODE_SOCKSIZE*4; - } else if (in_out == SOCK_OUT) { - rect.xmax += NODE_SOCKSIZE*4; - rect.xmin -= NODE_SOCKSIZE; - } - } - - if(in_out & SOCK_IN) { - for(sock= node->inputs.first; sock; sock= sock->next) { - if(!(sock->flag & (SOCK_HIDDEN|SOCK_UNAVAIL))) { - if(BLI_in_rctf(&rect, sock->locx, sock->locy)) { - if(node == visible_node(snode, &rect)) { - *nodep= node; - *sockp= sock; - return 1; - } - } - } - } - } - if(in_out & SOCK_OUT) { - for(sock= node->outputs.first; sock; sock= sock->next) { - if(!(sock->flag & (SOCK_HIDDEN|SOCK_UNAVAIL))) { - if(BLI_in_rctf(&rect, sock->locx, sock->locy)) { - if(node == visible_node(snode, &rect)) { - *nodep= node; - *sockp= sock; - return 1; - } - } - } - } - } - } - return 0; -} - -/* ********************* transform ****************** */ - -/* releases on event, only intern (for extern see below) */ -/* we need argument ntree to allow operations on edittree or nodetree */ -static void transform_nodes(bNodeTree *ntree, char mode, char *undostr) -{ - bNode *node; - float mxstart, mystart, mx, my, *oldlocs, *ol; - int cont=1, tot=0, cancel=0, firsttime=1; - short mval[2], mvalo[2]; - - /* count total */ - for(node= ntree->nodes.first; node; node= node->next) - if(node->flag & SELECT) tot++; - - if(tot==0) return; - - /* store oldlocs */ - ol= oldlocs= MEM_mallocN(sizeof(float)*2*tot, "oldlocs transform"); - for(node= ntree->nodes.first; node; node= node->next) { - if(node->flag & SELECT) { - ol[0]= node->locx; ol[1]= node->locy; - ol+= 2; - } - } - - getmouseco_areawin(mvalo); - areamouseco_to_ipoco(G.v2d, mvalo, &mxstart, &mystart); - - while(cont) { - - getmouseco_areawin(mval); - if(mval[0]!=mvalo[0] || mval[1]!=mvalo[1] || firsttime) { - - firsttime= 0; - - areamouseco_to_ipoco(G.v2d, mval, &mx, &my); - mvalo[0]= mval[0]; - mvalo[1]= mval[1]; - - for(ol= oldlocs, node= ntree->nodes.first; node; node= node->next) { - if(node->flag & SELECT) { - node->locx= ol[0] + mx-mxstart; - node->locy= ol[1] + my-mystart; - ol+= 2; - } - } - - force_draw(0); - } - else - PIL_sleep_ms(10); - - while (qtest()) { - short val; - unsigned short event= extern_qread(&val); - - switch (event) { - case LEFTMOUSE: - case SPACEKEY: - case RETKEY: - cont=0; - break; - case ESCKEY: - case RIGHTMOUSE: - if(val) { - cancel=1; - cont=0; - } - break; - default: - if(val) arrows_move_cursor(event); - break; - } - } - - } - - if(cancel) { - for(ol= oldlocs, node= ntree->nodes.first; node; node= node->next) { - if(node->flag & SELECT) { - node->locx= ol[0]; - node->locy= ol[1]; - ol+= 2; - } - } - - } - else - BIF_undo_push(undostr); - - allqueue(REDRAWNODE, 1); - MEM_freeN(oldlocs); -} - -/* external call, also for callback */ -void node_transform_ext(int mode, int unused) -{ - SpaceNode *snode= curarea->spacedata.first; - - transform_nodes(snode->edittree, 'g', "Move Node"); -} - - -/* releases on event, only 1 node */ -static void scale_node(SpaceNode *snode, bNode *node) -{ - float mxstart, mystart, mx, my, oldwidth; - int cont=1, cancel=0; - short mval[2], mvalo[2]; - - /* store old */ - if(node->flag & NODE_HIDDEN) - oldwidth= node->miniwidth; - else - oldwidth= node->width; - - getmouseco_areawin(mvalo); - areamouseco_to_ipoco(G.v2d, mvalo, &mxstart, &mystart); - - while(cont) { - - getmouseco_areawin(mval); - if(mval[0]!=mvalo[0] || mval[1]!=mvalo[1]) { - - areamouseco_to_ipoco(G.v2d, mval, &mx, &my); - mvalo[0]= mval[0]; - mvalo[1]= mval[1]; - - if(node->flag & NODE_HIDDEN) { - node->miniwidth= oldwidth + mx-mxstart; - CLAMP(node->miniwidth, 0.0f, 100.0f); - } - else { - node->width= oldwidth + mx-mxstart; - CLAMP(node->width, node->typeinfo->minwidth, node->typeinfo->maxwidth); - } - - force_draw(0); - } - else - PIL_sleep_ms(10); - - while (qtest()) { - short val; - unsigned short event= extern_qread(&val); - - switch (event) { - case LEFTMOUSE: - case SPACEKEY: - case RETKEY: - cont=0; - break; - case ESCKEY: - case RIGHTMOUSE: - if(val) { - cancel=1; - cont=0; - } - break; - } - } - - } - - if(cancel) { - node->width= oldwidth; - } - else - BIF_undo_push("Scale Node"); - - allqueue(REDRAWNODE, 1); -} - - - -/* ********************** select ******************** */ - -/* used in buttons to check context, also checks for edited groups */ -bNode *editnode_get_active_idnode(bNodeTree *ntree, short id_code) -{ - bNode *node; - - /* check for edited group */ - for(node= ntree->nodes.first; node; node= node->next) - if(node->flag & NODE_GROUP_EDIT) - break; - if(node) - return nodeGetActiveID((bNodeTree *)node->id, id_code); - else - return nodeGetActiveID(ntree, id_code); -} - -/* used in buttons to check context, also checks for edited groups */ -Material *editnode_get_active_material(Material *ma) -{ - if(ma && ma->use_nodes && ma->nodetree) { - bNode *node= editnode_get_active_idnode(ma->nodetree, ID_MA); - if(node) - return (Material *)node->id; - else - return NULL; - } - return ma; -} - -/* used in buttons to check context, also checks for edited groups */ -bNode *editnode_get_active(bNodeTree *ntree) -{ - bNode *node; - - /* check for edited group */ - for(node= ntree->nodes.first; node; node= node->next) - if(node->flag & NODE_GROUP_EDIT) - break; - if(node) - return nodeGetActive((bNodeTree *)node->id); - else - return nodeGetActive(ntree); -} - - -/* no undo here! */ -void node_deselectall(SpaceNode *snode, int swap) -{ - bNode *node; - - if(swap) { - for(node= snode->edittree->nodes.first; node; node= node->next) - if(node->flag & SELECT) - break; - if(node==NULL) { - for(node= snode->edittree->nodes.first; node; node= node->next) - node->flag |= SELECT; - allqueue(REDRAWNODE, 0); - return; - } - /* else pass on to deselect */ - } - - for(node= snode->edittree->nodes.first; node; node= node->next) - node->flag &= ~SELECT; - - allqueue(REDRAWNODE, 0); -} - -int node_has_hidden_sockets(bNode *node) -{ - bNodeSocket *sock; - - for(sock= node->inputs.first; sock; sock= sock->next) - if(sock->flag & SOCK_HIDDEN) - return 1; - for(sock= node->outputs.first; sock; sock= sock->next) - if(sock->flag & SOCK_HIDDEN) - return 1; - return 0; -} - - -static void node_hide_unhide_sockets(SpaceNode *snode, bNode *node) -{ - bNodeSocket *sock; - - /* unhide all */ - if( node_has_hidden_sockets(node) ) { - for(sock= node->inputs.first; sock; sock= sock->next) - sock->flag &= ~SOCK_HIDDEN; - for(sock= node->outputs.first; sock; sock= sock->next) - sock->flag &= ~SOCK_HIDDEN; - } - else { - bNode *gnode= snode_get_editgroup(snode); - - /* hiding inside group should not break links in other group users */ - if(gnode) { - nodeGroupSocketUseFlags((bNodeTree *)gnode->id); - for(sock= node->inputs.first; sock; sock= sock->next) - if(!(sock->flag & SOCK_IN_USE)) - if(sock->link==NULL) - sock->flag |= SOCK_HIDDEN; - for(sock= node->outputs.first; sock; sock= sock->next) - if(!(sock->flag & SOCK_IN_USE)) - if(nodeCountSocketLinks(snode->edittree, sock)==0) - sock->flag |= SOCK_HIDDEN; - } - else { - /* hide unused sockets */ - for(sock= node->inputs.first; sock; sock= sock->next) { - if(sock->link==NULL) - sock->flag |= SOCK_HIDDEN; - } - for(sock= node->outputs.first; sock; sock= sock->next) { - if(nodeCountSocketLinks(snode->edittree, sock)==0) - sock->flag |= SOCK_HIDDEN; - } - } - } - - allqueue(REDRAWNODE, 1); - snode_verify_groups(snode); - BIF_undo_push("Hide/Unhide sockets"); - -} - -static int do_header_node(SpaceNode *snode, bNode *node, float mx, float my) -{ - rctf totr= node->totr; - - totr.ymin= totr.ymax-20.0f; - - totr.xmax= totr.xmin+15.0f; - if(BLI_in_rctf(&totr, mx, my)) { - node->flag |= NODE_HIDDEN; - allqueue(REDRAWNODE, 0); - return 1; - } - - totr.xmax= node->totr.xmax; - totr.xmin= totr.xmax-18.0f; - if(node->typeinfo->flag & NODE_PREVIEW) { - if(BLI_in_rctf(&totr, mx, my)) { - node->flag ^= NODE_PREVIEW; - allqueue(REDRAWNODE, 0); - return 1; - } - totr.xmin-=18.0f; - } - if(node->type == NODE_GROUP) { - if(BLI_in_rctf(&totr, mx, my)) { - snode_make_group_editable(snode, node); - return 1; - } - totr.xmin-=18.0f; - } - if(node->typeinfo->flag & NODE_OPTIONS) { - if(BLI_in_rctf(&totr, mx, my)) { - node->flag ^= NODE_OPTIONS; - allqueue(REDRAWNODE, 0); - return 1; - } - totr.xmin-=18.0f; - } - /* hide unused sockets */ - if(BLI_in_rctf(&totr, mx, my)) { - node_hide_unhide_sockets(snode, node); - } - - - totr= node->totr; - totr.xmin= totr.xmax-10.0f; - totr.ymax= totr.ymin+10.0f; - if(BLI_in_rctf(&totr, mx, my)) { - scale_node(snode, node); - return 1; - } - return 0; -} - -static int do_header_hidden_node(SpaceNode *snode, bNode *node, float mx, float my) -{ - rctf totr= node->totr; - - totr.xmax= totr.xmin+15.0f; - if(BLI_in_rctf(&totr, mx, my)) { - node->flag &= ~NODE_HIDDEN; - allqueue(REDRAWNODE, 0); - return 1; - } - - totr.xmax= node->totr.xmax; - totr.xmin= node->totr.xmax-15.0f; - if(BLI_in_rctf(&totr, mx, my)) { - scale_node(snode, node); - return 1; - } - return 0; -} - - -/* return 0: nothing done */ -static int node_mouse_select(SpaceNode *snode, unsigned short event) -{ - bNode *node; - float mx, my; - short mval[2]; - - getmouseco_areawin(mval); - areamouseco_to_ipoco(G.v2d, mval, &mx, &my); - - for(next_node(snode->edittree); (node=next_node(NULL));) { - - /* first check for the headers or scaling widget */ - if(node->flag & NODE_HIDDEN) { - if(do_header_hidden_node(snode, node, mx, my)) - return 1; - } - else { - if(do_header_node(snode, node, mx, my)) - return 1; - } - - /* node body */ - if(BLI_in_rctf(&node->totr, mx, my)) - break; - } - if(node) { - if((G.qual & LR_SHIFTKEY)==0) - node_deselectall(snode, 0); - - if(G.qual & LR_SHIFTKEY) { - if(node->flag & SELECT) - node->flag &= ~SELECT; - else - node->flag |= SELECT; - } - else - node->flag |= SELECT; - - node_set_active(snode, node); - - /* not so nice (no event), but function below delays redraw otherwise */ - force_draw(0); - - std_rmouse_transform(node_transform_ext); /* does undo push for select */ - - return 1; - } - return 0; -} - -/* return 0, nothing done */ -static int node_mouse_groupheader(SpaceNode *snode) -{ - bNode *gnode; - float mx, my; - short mval[2]; - - gnode= snode_get_editgroup(snode); - if(gnode==NULL) return 0; - - getmouseco_areawin(mval); - areamouseco_to_ipoco(G.v2d, mval, &mx, &my); - - /* click in header or outside? */ - if(BLI_in_rctf(&gnode->totr, mx, my)==0) { - rctf rect= gnode->totr; - - rect.ymax += NODE_DY; - if(BLI_in_rctf(&rect, mx, my)==0) - snode_make_group_editable(snode, NULL); /* toggles, so exits editmode */ - else - transform_nodes(snode->nodetree, 'g', "Move group"); - - return 1; - } - return 0; -} - -static int node_socket_hilights(SpaceNode *snode, int in_out) -{ - bNode *node; - bNodeSocket *sock, *tsock, *socksel= NULL; - float mx, my; - short mval[2], redraw= 0; - - if(snode->edittree==NULL) return 0; - - getmouseco_areawin(mval); - areamouseco_to_ipoco(G.v2d, mval, &mx, &my); - - /* deselect socks */ - for(node= snode->edittree->nodes.first; node; node= node->next) { - for(sock= node->inputs.first; sock; sock= sock->next) { - if(sock->flag & SELECT) { - sock->flag &= ~SELECT; - redraw++; - socksel= sock; - } - } - for(sock= node->outputs.first; sock; sock= sock->next) { - if(sock->flag & SELECT) { - sock->flag &= ~SELECT; - redraw++; - socksel= sock; - } - } - } - - if(find_indicated_socket(snode, &node, &tsock, in_out)) { - tsock->flag |= SELECT; - if(redraw==1 && tsock==socksel) redraw= 0; - else redraw= 1; - } - - return redraw; -} - -void node_border_select(SpaceNode *snode) -{ - bNode *node; - rcti rect; - rctf rectf; - short val, mval[2]; - - if ( (val = get_border(&rect, 3)) ) { - - mval[0]= rect.xmin; - mval[1]= rect.ymin; - areamouseco_to_ipoco(G.v2d, mval, &rectf.xmin, &rectf.ymin); - mval[0]= rect.xmax; - mval[1]= rect.ymax; - areamouseco_to_ipoco(G.v2d, mval, &rectf.xmax, &rectf.ymax); - - for(node= snode->edittree->nodes.first; node; node= node->next) { - if(BLI_isect_rctf(&rectf, &node->totr, NULL)) { - if(val==LEFTMOUSE) - node->flag |= SELECT; - else - node->flag &= ~SELECT; - } - } - allqueue(REDRAWNODE, 1); - BIF_undo_push("Border select nodes"); - } -} - -/* ****************** Add *********************** */ - -void snode_autoconnect(SpaceNode *snode, bNode *node_to, int flag) -{ - bNodeSocket *sock, *sockfrom[8]; - bNode *node, *nodefrom[8]; - int totsock= 0, socktype=0; - - if(node_to==NULL || node_to->inputs.first==NULL) - return; - - /* no inputs for node allowed (code it) */ - - /* connect first 1 socket type now */ - for(sock= node_to->inputs.first; sock; sock= sock->next) - if(socktype<sock->type) - socktype= sock->type; - - - /* find potential sockets, max 8 should work */ - for(node= snode->edittree->nodes.first; node; node= node->next) { - if((node->flag & flag) && node!=node_to) { - for(sock= node->outputs.first; sock; sock= sock->next) { - if(!(sock->flag & (SOCK_HIDDEN|SOCK_UNAVAIL))) { - sockfrom[totsock]= sock; - nodefrom[totsock]= node; - totsock++; - if(totsock>7) - break; - } - } - } - if(totsock>7) - break; - } - - /* now just get matching socket types and create links */ - for(sock= node_to->inputs.first; sock; sock= sock->next) { - int a; - - for(a=0; a<totsock; a++) { - if(sockfrom[a]) { - if(sock->type==sockfrom[a]->type && sock->type==socktype) { - nodeAddLink(snode->edittree, nodefrom[a], sockfrom[a], node_to, sock); - sockfrom[a]= NULL; - break; - } - } - } - } - - ntreeSolveOrder(snode->edittree); -} - -/* can be called from menus too, but they should do own undopush and redraws */ -bNode *node_add_node(SpaceNode *snode, int type, float locx, float locy) -{ - bNode *node= NULL, *gnode; - - node_deselectall(snode, 0); - - if(type>=NODE_GROUP_MENU) { - if(snode->edittree!=snode->nodetree) { - error("Can not add a Group in a Group"); - return NULL; - } - else { - bNodeTree *ngroup= BLI_findlink(&G.main->nodetree, type-NODE_GROUP_MENU); - if(ngroup) - node= nodeAddNodeType(snode->edittree, NODE_GROUP, ngroup); - } - } - else - node= nodeAddNodeType(snode->edittree, type, NULL); - - /* generics */ - if(node) { - node->locx= locx; - node->locy= locy + 60.0f; // arbitrary.. so its visible - node->flag |= SELECT; - - gnode= snode_get_editgroup(snode); - if(gnode) { - node->locx -= gnode->locx; - node->locy -= gnode->locy; - } - - snode_verify_groups(snode); - node_set_active(snode, node); - - if(node->id) - id_us_plus(node->id); - - if(snode->nodetree->type==NTREE_COMPOSIT) - ntreeCompositForceHidden(snode->edittree); - - NodeTagChanged(snode->edittree, node); - } - return node; -} - -void node_adduplicate(SpaceNode *snode) -{ - - ntreeCopyTree(snode->edittree, 1); /* 1 == internally selected nodes */ - - ntreeSolveOrder(snode->edittree); - snode_verify_groups(snode); - snode_handle_recalc(snode); - - transform_nodes(snode->edittree, 'g', "Duplicate"); -} - -#if 0 -static void node_insert_convertor(SpaceNode *snode, bNodeLink *link) -{ - bNode *newnode= NULL; - - if(link->fromsock->type==SOCK_RGBA && link->tosock->type==SOCK_VALUE) { - if(snode->edittree->type==NTREE_SHADER) - newnode= node_add_node(snode, SH_NODE_RGBTOBW, 0.0f, 0.0f); - else if(snode->edittree->type==NTREE_COMPOSIT) - newnode= node_add_node(snode, CMP_NODE_RGBTOBW, 0.0f, 0.0f); - else - newnode= NULL; - } - else if(link->fromsock->type==SOCK_VALUE && link->tosock->type==SOCK_RGBA) { - if(snode->edittree->type==NTREE_SHADER) - newnode= node_add_node(snode, SH_NODE_VALTORGB, 0.0f, 0.0f); - else if(snode->edittree->type==NTREE_COMPOSIT) - newnode= node_add_node(snode, CMP_NODE_VALTORGB, 0.0f, 0.0f); - else - newnode= NULL; - } - - if(newnode) { - /* dangerous assumption to use first in/out socks, but thats fine for now */ - newnode->flag |= NODE_HIDDEN; - newnode->locx= 0.5f*(link->fromsock->locx + link->tosock->locx); - newnode->locy= 0.5f*(link->fromsock->locy + link->tosock->locy) + HIDDEN_RAD; - - nodeAddLink(snode->edittree, newnode, newnode->outputs.first, link->tonode, link->tosock); - link->tonode= newnode; - link->tosock= newnode->inputs.first; - } -} - -#endif - -/* loop that adds a nodelink, called by function below */ -/* in_out = starting socket */ -static int node_add_link_drag(SpaceNode *snode, bNode *node, bNodeSocket *sock, int in_out) -{ - bNode *tnode; - bNodeSocket *tsock= NULL; - bNodeLink *link= NULL; - short mval[2], mvalo[2], firsttime=1; /* firsttime reconnects a link broken by caller */ - - /* we make a temporal link */ - if(in_out==SOCK_OUT) - link= nodeAddLink(snode->edittree, node, sock, NULL, NULL); - else - link= nodeAddLink(snode->edittree, NULL, NULL, node, sock); - - getmouseco_areawin(mvalo); - while (get_mbut() & L_MOUSE) { - - getmouseco_areawin(mval); - if(mval[0]!=mvalo[0] || mval[1]!=mvalo[1] || firsttime) { - firsttime= 0; - - mvalo[0]= mval[0]; - mvalo[1]= mval[1]; - - if(in_out==SOCK_OUT) { - if(find_indicated_socket(snode, &tnode, &tsock, SOCK_IN)) { - if(nodeFindLink(snode->edittree, sock, tsock)==NULL) { - if(tnode!=node && link->tonode!=tnode && link->tosock!= tsock) { - link->tonode= tnode; - link->tosock= tsock; - ntreeSolveOrder(snode->edittree); /* for interactive red line warning */ - } - } - } - else { - link->tonode= NULL; - link->tosock= NULL; - } - } - else { - if(find_indicated_socket(snode, &tnode, &tsock, SOCK_OUT)) { - if(nodeFindLink(snode->edittree, sock, tsock)==NULL) { - if(nodeCountSocketLinks(snode->edittree, tsock) < tsock->limit) { - if(tnode!=node && link->fromnode!=tnode && link->fromsock!= tsock) { - link->fromnode= tnode; - link->fromsock= tsock; - ntreeSolveOrder(snode->edittree); /* for interactive red line warning */ - } - } - } - } - else { - link->fromnode= NULL; - link->fromsock= NULL; - } - } - /* hilight target sockets only */ - node_socket_hilights(snode, in_out==SOCK_OUT?SOCK_IN:SOCK_OUT); - - force_draw(0); - } - else BIF_wait_for_statechange(); - } - - /* remove link? */ - if(link->tonode==NULL || link->fromnode==NULL) { - nodeRemLink(snode->edittree, link); - } - else { - bNodeLink *tlink; - - /* send changed events for original tonode and new */ - if(link->tonode) - NodeTagChanged(snode->edittree, link->tonode); - - /* we might need to remove a link */ - if(in_out==SOCK_OUT) { - if(tsock && nodeCountSocketLinks(snode->edittree, link->tosock) > tsock->limit) { - - for(tlink= snode->edittree->links.first; tlink; tlink= tlink->next) { - if(link!=tlink && tlink->tosock==link->tosock) - break; - } - if(tlink) { - /* is there a free input socket with same type? */ - for(tsock= tlink->tonode->inputs.first; tsock; tsock= tsock->next) { - if(tsock->type==tlink->fromsock->type) - if(nodeCountSocketLinks(snode->edittree, tsock) < tsock->limit) - break; - } - if(tsock) - tlink->tosock= tsock; - else { - nodeRemLink(snode->edittree, tlink); - } - } - } - } - } - - ntreeSolveOrder(snode->edittree); - snode_verify_groups(snode); - snode_handle_recalc(snode); - - allqueue(REDRAWNODE, 0); - BIF_undo_push("Add link"); - - return 1; -} - -/* return 1 when socket clicked */ -static int node_add_link(SpaceNode *snode) -{ - bNode *node; - bNodeLink *link; - bNodeSocket *sock; - - /* output indicated? */ - if(find_indicated_socket(snode, &node, &sock, SOCK_OUT)) { - if(nodeCountSocketLinks(snode->edittree, sock)<sock->limit) - return node_add_link_drag(snode, node, sock, SOCK_OUT); - else { - /* find if we break a link */ - for(link= snode->edittree->links.first; link; link= link->next) { - if(link->fromsock==sock) - break; - } - if(link) { - node= link->tonode; - sock= link->tosock; - nodeRemLink(snode->edittree, link); - return node_add_link_drag(snode, node, sock, SOCK_IN); - } - } - } - /* or an input? */ - else if(find_indicated_socket(snode, &node, &sock, SOCK_IN)) { - if(nodeCountSocketLinks(snode->edittree, sock)<sock->limit) - return node_add_link_drag(snode, node, sock, SOCK_IN); - else { - /* find if we break a link */ - for(link= snode->edittree->links.first; link; link= link->next) { - if(link->tosock==sock) - break; - } - if(link) { - /* send changed event to original tonode */ - if(link->tonode) - NodeTagChanged(snode->edittree, link->tonode); - - node= link->fromnode; - sock= link->fromsock; - nodeRemLink(snode->edittree, link); - return node_add_link_drag(snode, node, sock, SOCK_OUT); - } - } - } - - return 0; -} - -void node_delete(SpaceNode *snode) -{ - bNode *node, *next; - - for(node= snode->edittree->nodes.first; node; node= next) { - next= node->next; - if(node->flag & SELECT) { - /* check id user here, nodeFreeNode is called for free dbase too */ - if(node->id) - node->id->us--; - nodeFreeNode(snode->edittree, node); - } - } - - snode_verify_groups(snode); - snode_handle_recalc(snode); - BIF_undo_push("Delete nodes"); - allqueue(REDRAWNODE, 1); -} - -void node_hide(SpaceNode *snode) -{ - bNode *node; - int nothidden=0, ishidden=0; - - for(node= snode->edittree->nodes.first; node; node= node->next) { - if(node->flag & SELECT) { - if(node->flag & NODE_HIDDEN) - ishidden++; - else - nothidden++; - } - } - for(node= snode->edittree->nodes.first; node; node= node->next) { - if(node->flag & SELECT) { - if( (ishidden && nothidden) || ishidden==0) - node->flag |= NODE_HIDDEN; - else - node->flag &= ~NODE_HIDDEN; - } - } - BIF_undo_push("Hide nodes"); - allqueue(REDRAWNODE, 1); -} - -void node_insert_key(SpaceNode *snode) -{ - bNode *node= editnode_get_active(snode->edittree); - - if(node->type==CMP_NODE_TIME) { - if(node->custom1<node->custom2) { - - CurveMapping *cumap= node->storage; - float fval, curval; - - curval= (float)(CFRA - node->custom1)/(float)(node->custom2-node->custom1); - fval= curvemapping_evaluateF(cumap, 0, curval); - - if(fbutton(&fval, 0.0f, 1.0f, 10, 10, "Insert Value")) { - curvemap_insert(cumap->cm, curval, fval); - - BIF_undo_push("Insert key in Time node"); - allqueue(REDRAWNODE, 1); - } - } - } -} - -void node_select_linked(SpaceNode *snode, int out) -{ - bNodeLink *link; - bNode *node; - - /* NODE_TEST is the free flag */ - for(node= snode->edittree->nodes.first; node; node= node->next) - node->flag &= ~NODE_TEST; - - for(link= snode->edittree->links.first; link; link= link->next) { - if(out) { - if(link->fromnode->flag & NODE_SELECT) - link->tonode->flag |= NODE_TEST; - } - else { - if(link->tonode->flag & NODE_SELECT) - link->fromnode->flag |= NODE_TEST; - } - } - - for(node= snode->edittree->nodes.first; node; node= node->next) - if(node->flag & NODE_TEST) - node->flag |= NODE_SELECT; - - BIF_undo_push("Select Linked nodes"); - allqueue(REDRAWNODE, 1); -} - -static void node_border_link_delete(SpaceNode *snode) -{ - rcti rect; - short val, mval[2], mvalo[2]; - - /* to make this work more friendly, we first wait for a mouse move */ - getmouseco_areawin(mvalo); - while (get_mbut() & L_MOUSE) { - getmouseco_areawin(mval); - if(mval[0]!=mvalo[0] || mval[1]!=mvalo[1]) - break; - else BIF_wait_for_statechange(); - } - if((get_mbut() & L_MOUSE)==0) - return; - - /* now change cursor and draw border */ - setcursor_space(SPACE_NODE, CURSOR_VPAINT); - - if ( (val = get_border(&rect, 2)) ) { - if(rect.xmin<rect.xmax && rect.ymin<rect.ymax) { - //#define NODE_MAXPICKBUF 256 - bNodeLink *link, *next; - GLuint buffer[256]; - rctf rectf; - int code=0, hits; - - mval[0]= rect.xmin; - mval[1]= rect.ymin; - areamouseco_to_ipoco(&snode->v2d, mval, &rectf.xmin, &rectf.ymin); - mval[0]= rect.xmax; - mval[1]= rect.ymax; - areamouseco_to_ipoco(&snode->v2d, mval, &rectf.xmax, &rectf.ymax); - - myortho2(rectf.xmin, rectf.xmax, rectf.ymin, rectf.ymax); - - glSelectBuffer(256, buffer); - glRenderMode(GL_SELECT); - glInitNames(); - glPushName(-1); - - /* draw links */ - for(link= snode->edittree->links.first; link; link= link->next) { - glLoadName(code++); - node_draw_link(snode, link); - } - - hits= glRenderMode(GL_RENDER); - glPopName(); - if(hits>0) { - int a; - for(a=0; a<hits; a++) { - bNodeLink *link= BLI_findlink(&snode->edittree->links, buffer[ (4 * a) + 3]); - if(link) - link->fromnode= NULL; /* first tag for delete, otherwise indices are wrong */ - } - for(link= snode->edittree->links.first; link; link= next) { - next= link->next; - if(link->fromnode==NULL) { - NodeTagChanged(snode->edittree, link->tonode); - nodeRemLink(snode->edittree, link); - } - } - ntreeSolveOrder(snode->edittree); - snode_verify_groups(snode); - snode_handle_recalc(snode); - } - allqueue(REDRAWNODE, 0); - BIF_undo_push("Erase links"); - } - } - - setcursor_space(SPACE_NODE, CURSOR_STD); -} - -/* goes over all scenes, reads render layerss */ -void node_read_renderlayers(SpaceNode *snode) -{ - Scene *scene; - bNode *node; - - /* first tag scenes unread */ - for(scene= G.main->scene.first; scene; scene= scene->id.next) - scene->id.flag |= LIB_DOIT; - - for(node= snode->edittree->nodes.first; node; node= node->next) { - if(node->type==CMP_NODE_R_LAYERS) { - ID *id= node->id; - if(id==NULL) id= (ID *)G.scene; - if(id->flag & LIB_DOIT) { - RE_ReadRenderResult(G.scene, (Scene *)id); - ntreeCompositTagRender((Scene *)id); - id->flag &= ~LIB_DOIT; - } - } - } - - snode_handle_recalc(snode); -} - -/* called from header_info, when deleting a scene - * goes over all scenes other than the input, checks if they have - * render layer nodes referencing the to-be-deleted scene, and - * resets them to NULL. */ -void clear_scene_in_nodes(Scene *sce) -{ - Scene *sce1; - bNode *node; - - sce1= G.main->scene.first; - while(sce1) { - if(sce1!=sce) { - if (sce1->nodetree) { - for(node= sce1->nodetree->nodes.first; node; node= node->next) { - if(node->type==CMP_NODE_R_LAYERS) { - Scene *nodesce= (Scene *)node->id; - - if (nodesce==sce) node->id = NULL; - } - } - } - } - sce1= sce1->id.next; - } -} - - -/* gets active viewer user */ -struct ImageUser *ntree_get_active_iuser(bNodeTree *ntree) -{ - bNode *node; - - if(ntree) - for(node= ntree->nodes.first; node; node= node->next) - if( ELEM(node->type, CMP_NODE_VIEWER, CMP_NODE_SPLITVIEWER)) - if(node->flag & NODE_DO_OUTPUT) - return node->storage; - return NULL; -} - -void imagepaint_composite_tags(bNodeTree *ntree, Image *image, ImageUser *iuser) -{ - bNode *node; - - if(ntree==NULL) - return; - - /* search for renderresults */ - if(image->type==IMA_TYPE_R_RESULT) { - for(node= ntree->nodes.first; node; node= node->next) { - if(node->type==CMP_NODE_R_LAYERS && node->id==NULL) { - /* imageuser comes from ImageWin, so indexes are offset 1 */ - if(node->custom1==iuser->layer-1) - NodeTagChanged(ntree, node); - } - } - } - else { - for(node= ntree->nodes.first; node; node= node->next) { - if(node->id== &image->id) - NodeTagChanged(ntree, node); - } - } -} - -/* ********************** */ - -void node_make_group(SpaceNode *snode) -{ - bNode *gnode; - - if(snode->edittree!=snode->nodetree) { - error("Can not add a new Group in a Group"); - return; - } - - /* for time being... is too complex to handle */ - if(snode->treetype==NTREE_COMPOSIT) { - for(gnode=snode->nodetree->nodes.first; gnode; gnode= gnode->next) { - if(gnode->flag & SELECT) - if(gnode->type==CMP_NODE_R_LAYERS) - break; - } - if(gnode) { - error("Can not add RenderLayer in a Group"); - return; - } - } - - gnode= nodeMakeGroupFromSelected(snode->nodetree); - if(gnode==NULL) { - error("Can not make Group"); - } - else { - nodeSetActive(snode->nodetree, gnode); - ntreeSolveOrder(snode->nodetree); - allqueue(REDRAWNODE, 0); - BIF_undo_push("Make Node Group"); - } -} - -/* ******************** main event loop ****************** */ - -/* special version to prevent overlapping buttons, has a bit of hack... */ -/* yes, check for example composit_node_event(), file window use... */ -static int node_uiDoBlocks(ScrArea *sa, short event) -{ - SpaceNode *snode= sa->spacedata.first; - ListBase *lb= &sa->uiblocks; - ListBase listb= *lb; - bNode *node; - rctf rect; - void *prev, *next; - int retval= UI_NOTHING; - short mval[2]; - - getmouseco_areawin(mval); - areamouseco_to_ipoco(G.v2d, mval, &rect.xmin, &rect.ymin); - - /* this happens after filesel usage... */ - if(lb->first==NULL) { - return UI_NOTHING; - } - - rect.xmin -= 2.0f; - rect.ymin -= 2.0f; - rect.xmax = rect.xmin + 4.0f; - rect.ymax = rect.ymin + 4.0f; - - for(node= snode->edittree->nodes.first; node; node= node->next) { - uiBlock *block; - char str[32]; - - /* retreive unique block name, see also drawnode.c */ - sprintf(str, "node buttons %p", node); - block= uiGetBlock(str, sa); - - if(block) { - if(node == visible_node(snode, &rect)) { - - /* when there's menus, the prev pointer becomes zero! */ - prev= ((struct Link *)block)->prev; - next= ((struct Link *)block)->next; - ((struct Link *)block)->prev= NULL; - ((struct Link *)block)->next= NULL; - - lb->first= lb->last= block; - retval= uiDoBlocks(lb, event, 1); - - ((struct Link *)block)->prev= prev; - ((struct Link *)block)->next= next; - - break; - } - } - } - - *lb= listb; - - return retval; -} - -void winqreadnodespace(ScrArea *sa, void *spacedata, BWinEvent *evt) -{ - SpaceNode *snode= spacedata; - unsigned short event= evt->event; - short val= evt->val, doredraw=0, fromlib= 0; - - if(sa->win==0) return; - if(snode->nodetree==NULL) return; - - if(val) { - - if( node_uiDoBlocks(sa, event)!=UI_NOTHING ) event= 0; - - fromlib= (snode->id && snode->id->lib); - - switch(event) { - case LEFTMOUSE: - if(fromlib) { - if(node_mouse_groupheader(snode)==0) - node_mouse_select(snode, event); - } - else { - if(node_add_link(snode)==0) - if(node_mouse_groupheader(snode)==0) - if(node_mouse_select(snode, event)==0) - node_border_link_delete(snode); - } - break; - - case RIGHTMOUSE: - if(!node_mouse_select(snode, event)) - toolbox_n(); - - break; - case MIDDLEMOUSE: - if (G.qual==LR_SHIFTKEY) { - snode_bg_viewmove(snode); - } else { - view2dmove(event); - } - case WHEELUPMOUSE: - case WHEELDOWNMOUSE: - view2dmove(event); /* in drawipo.c */ - break; - - case MOUSEY: - doredraw= node_socket_hilights(snode, SOCK_IN|SOCK_OUT); - break; - - case UI_BUT_EVENT: - /* future: handlerize this! */ - if(snode->treetype==NTREE_SHADER) - shader_node_event(snode, val); - else if(snode->treetype==NTREE_COMPOSIT) - composit_node_event(snode, val); - break; - - case RENDERPREVIEW: - if(snode->treetype==NTREE_SHADER) - shader_node_previewrender(sa, snode); - break; - - case PADPLUSKEY: - snode_zoom_in(sa); - doredraw= 1; - break; - case PADMINUS: - snode_zoom_out(sa); - doredraw= 1; - break; - case HOMEKEY: - snode_home(sa, snode); - doredraw= 1; - break; - case TABKEY: - if(fromlib) fromlib= -1; - else snode_make_group_editable(snode, NULL); - break; - - case AKEY: - if(G.qual==LR_SHIFTKEY) { - if(fromlib) fromlib= -1; - else toolbox_n_add(); - } - else if(G.qual==0) { - node_deselectall(snode, 1); - BIF_undo_push("Deselect all nodes"); - } - break; - case BKEY: - if(G.qual==0) - node_border_select(snode); - break; - case CKEY: /* sort again, showing cyclics */ - ntreeSolveOrder(snode->edittree); - doredraw= 1; - break; - case DKEY: - if(G.qual==LR_SHIFTKEY) { - if(fromlib) fromlib= -1; - else node_adduplicate(snode); - } - break; - case EKEY: - snode_handle_recalc(snode); - break; - case GKEY: - if(fromlib) fromlib= -1; - else { - if(G.qual==LR_CTRLKEY) { - if(okee("Make Group")) - node_make_group(snode); - } - else if(G.qual==LR_ALTKEY) { - if(okee("Ungroup")) - node_ungroup(snode); - } - else if(G.qual==LR_SHIFTKEY) { - node_addgroup(snode); - } - else - transform_nodes(snode->edittree, 'g', "Move Node"); - } - break; - case HKEY: - node_hide(snode); - break; - case IKEY: - node_insert_key(snode); - break; - case LKEY: - node_select_linked(snode, G.qual==LR_SHIFTKEY); - break; - case RKEY: - if(okee("Read saved Render Layers")) - node_read_renderlayers(snode); - break; - case DELKEY: - case XKEY: - if(fromlib) fromlib= -1; - else node_delete(snode); - break; - } - } - - if(fromlib==-1) - error_libdata(); - if(doredraw) - scrarea_queue_winredraw(sa); - if(doredraw==2) - scrarea_queue_headredraw(sa); -} - - |