diff options
author | Robert Holcomb <bob_holcomb@hotmail.com> | 2007-03-24 09:57:29 +0300 |
---|---|---|
committer | Robert Holcomb <bob_holcomb@hotmail.com> | 2007-03-24 09:57:29 +0300 |
commit | 611d1c523c6872e048ba0f379d116d727a756e1e (patch) | |
tree | f6624b8fd1d4d9bb4cef9da2710dfc1ec6bce67a /source/blender/nodes/intern/CMP_nodes/CMP_normal.c | |
parent | f4c816869c8a9240eb6ed9abef194c4887256df2 (diff) |
Initial commit. Not in build system so shouldn't interfere with anything at this point. Will commit modified versions of existing files once build system is tested.
Diffstat (limited to 'source/blender/nodes/intern/CMP_nodes/CMP_normal.c')
-rw-r--r-- | source/blender/nodes/intern/CMP_nodes/CMP_normal.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_normal.c b/source/blender/nodes/intern/CMP_nodes/CMP_normal.c new file mode 100644 index 00000000000..201dfcfa64f --- /dev/null +++ b/source/blender/nodes/intern/CMP_nodes/CMP_normal.c @@ -0,0 +1,92 @@ +/** + * $Id$ + * + * ***** 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) 2006 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#include "../CMP_util.h" + + +/* **************** NORMAL ******************** */ +static bNodeSocketType cmp_node_normal_in[]= { + { SOCK_VECTOR, 1, "Normal", 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f}, + { -1, 0, "" } +}; + +static bNodeSocketType cmp_node_normal_out[]= { + { SOCK_VECTOR, 0, "Normal", 0.0f, 0.0f, 1.0f, 1.0f, -1.0f, 1.0f}, + { SOCK_VALUE, 0, "Dot", 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; + +static void do_normal(bNode *node, float *out, float *in) +{ + bNodeSocket *sock= node->outputs.first; + float *nor= sock->ns.vec; + + /* render normals point inside... the widget points outside */ + out[0]= -INPR(nor, in); +} + +/* generates normal, does dot product */ +static void node_composit_exec_normal(void *data, bNode *node, bNodeStack **in, bNodeStack **out) +{ + bNodeSocket *sock= node->outputs.first; + /* stack order input: normal */ + /* stack order output: normal, value */ + + /* input no image? then only vector op */ + if(in[0]->data==NULL) { + VECCOPY(out[0]->vec, sock->ns.vec); + /* render normals point inside... the widget points outside */ + out[1]->vec[0]= -INPR(out[0]->vec, in[0]->vec); + } + else if(out[1]->hasoutput) { + /* make output size of input image */ + CompBuf *cbuf= in[0]->data; + CompBuf *stackbuf= alloc_compbuf(cbuf->x, cbuf->y, CB_VAL, 1); /* allocs */ + + composit1_pixel_processor(node, stackbuf, in[0]->data, in[0]->vec, do_normal, CB_VEC3); + + out[1]->data= stackbuf; + } + + +} + +bNodeType cmp_node_normal= { + /* type code */ CMP_NODE_NORMAL, + /* name */ "Normal", + /* width+range */ 100, 60, 200, + /* class+opts */ NODE_CLASS_OP_VECTOR, NODE_OPTIONS, + /* input sock */ cmp_node_normal_in, + /* output sock */ cmp_node_normal_out, + /* storage */ "", + /* execfunc */ node_composit_exec_normal, + /* butfunc */ node_buts_normal + +}; + |