diff options
Diffstat (limited to 'source/blender/nodes/composite/nodes/node_composite_viewer.c')
| -rw-r--r-- | source/blender/nodes/composite/nodes/node_composite_viewer.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/source/blender/nodes/composite/nodes/node_composite_viewer.c b/source/blender/nodes/composite/nodes/node_composite_viewer.c new file mode 100644 index 00000000000..bcfb45411f1 --- /dev/null +++ b/source/blender/nodes/composite/nodes/node_composite_viewer.c @@ -0,0 +1,148 @@ +/* + * $Id: CMP_viewer.c 36593 2011-05-10 11:19:26Z lukastoenne $ + * + * ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2006 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +/** \file blender/nodes/composite/nodes/node_composite_viewer.c + * \ingroup cmpnodes + */ + + +#include "node_composite_util.h" + + +/* **************** VIEWER ******************** */ +static bNodeSocketTemplate cmp_node_viewer_in[]= { + { SOCK_RGBA, 1, "Image", 0.0f, 0.0f, 0.0f, 1.0f}, + { SOCK_FLOAT, 1, "Alpha", 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE}, + { SOCK_FLOAT, 1, "Z", 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_NONE}, + { -1, 0, "" } +}; + + +static void node_composit_exec_viewer(void *data, bNode *node, bNodeStack **in, bNodeStack **UNUSED(out)) +{ + /* image assigned to output */ + /* stack order input sockets: col, alpha, z */ + + if(node->id && (node->flag & NODE_DO_OUTPUT)) { /* only one works on out */ + RenderData *rd= data; + Image *ima= (Image *)node->id; + ImBuf *ibuf; + CompBuf *cbuf, *tbuf; + int rectx, recty; + void *lock; + + BKE_image_user_calc_frame(node->storage, rd->cfra, 0); + + /* always returns for viewer image, but we check nevertheless */ + ibuf= BKE_image_acquire_ibuf(ima, node->storage, &lock); + if(ibuf==NULL) { + printf("node_composit_exec_viewer error\n"); + BKE_image_release_ibuf(ima, lock); + return; + } + + /* free all in ibuf */ + imb_freerectImBuf(ibuf); + imb_freerectfloatImBuf(ibuf); + IMB_freezbuffloatImBuf(ibuf); + + /* get size */ + tbuf= in[0]->data?in[0]->data:(in[1]->data?in[1]->data:in[2]->data); + if(tbuf==NULL) { + rectx= 320; recty= 256; + } + else { + rectx= tbuf->x; + recty= tbuf->y; + } + + /* make ibuf, and connect to ima */ + ibuf->x= rectx; + ibuf->y= recty; + imb_addrectfloatImBuf(ibuf); + + ima->ok= IMA_OK_LOADED; + + /* now we combine the input with ibuf */ + cbuf= alloc_compbuf(rectx, recty, CB_RGBA, 0); /* no alloc*/ + cbuf->rect= ibuf->rect_float; + + /* when no alpha, we can simply copy */ + if(in[1]->data==NULL) { + composit1_pixel_processor(node, cbuf, in[0]->data, in[0]->vec, do_copy_rgba, CB_RGBA); + } + else + composit2_pixel_processor(node, cbuf, in[0]->data, in[0]->vec, in[1]->data, in[1]->vec, do_copy_a_rgba, CB_RGBA, CB_VAL); + + /* zbuf option */ + if(in[2]->data) { + CompBuf *zbuf= alloc_compbuf(rectx, recty, CB_VAL, 1); + ibuf->zbuf_float= zbuf->rect; + ibuf->mall |= IB_zbuffloat; + + composit1_pixel_processor(node, zbuf, in[2]->data, in[2]->vec, do_copy_value, CB_VAL); + + /* free compbuf, but not the rect */ + zbuf->malloc= 0; + free_compbuf(zbuf); + } + + BKE_image_release_ibuf(ima, lock); + + generate_preview(data, node, cbuf); + free_compbuf(cbuf); + + } + else if(in[0]->data) { + generate_preview(data, node, in[0]->data); + } +} + +static void node_composit_init_viewer(bNodeTree *UNUSED(ntree), bNode* node, bNodeTemplate *UNUSED(ntemp)) +{ + ImageUser *iuser= MEM_callocN(sizeof(ImageUser), "node image user"); + node->storage= iuser; + iuser->sfra= 1; + iuser->fie_ima= 2; + iuser->ok= 1; +} + +void register_node_type_cmp_viewer(ListBase *lb) +{ + static bNodeType ntype; + + node_type_base(&ntype, CMP_NODE_VIEWER, "Viewer", NODE_CLASS_OUTPUT, NODE_PREVIEW); + node_type_socket_templates(&ntype, cmp_node_viewer_in, NULL); + node_type_size(&ntype, 80, 60, 200); + node_type_init(&ntype, node_composit_init_viewer); + node_type_storage(&ntype, "ImageUser", node_free_standard_storage, node_copy_standard_storage); + node_type_exec(&ntype, node_composit_exec_viewer); + + nodeRegisterType(lb, &ntype); +} |