diff options
Diffstat (limited to 'source/blender/nodes/composite/nodes/node_composite_hueSatVal.c')
| -rw-r--r-- | source/blender/nodes/composite/nodes/node_composite_hueSatVal.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/source/blender/nodes/composite/nodes/node_composite_hueSatVal.c b/source/blender/nodes/composite/nodes/node_composite_hueSatVal.c new file mode 100644 index 00000000000..525728ade31 --- /dev/null +++ b/source/blender/nodes/composite/nodes/node_composite_hueSatVal.c @@ -0,0 +1,122 @@ +/* + * $Id: CMP_hueSatVal.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_hueSatVal.c + * \ingroup cmpnodes + */ + + +#include "node_composite_util.h" + + +/* **************** Hue Saturation ******************** */ +static bNodeSocketTemplate cmp_node_hue_sat_in[]= { + { SOCK_FLOAT, 1, "Fac", 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, + { SOCK_RGBA, 1, "Image", 0.8f, 0.8f, 0.8f, 1.0f}, + { -1, 0, "" } +}; +static bNodeSocketTemplate cmp_node_hue_sat_out[]= { + { SOCK_RGBA, 0, "Image"}, + { -1, 0, "" } +}; + +static void do_hue_sat_fac(bNode *node, float *out, float *in, float *fac) +{ + NodeHueSat *nhs= node->storage; + + if(*fac!=0.0f && (nhs->hue!=0.5f || nhs->sat!=1.0 || nhs->val!=1.0)) { + float col[3], hsv[3], mfac= 1.0f - *fac; + + rgb_to_hsv(in[0], in[1], in[2], hsv, hsv+1, hsv+2); + hsv[0]+= (nhs->hue - 0.5f); + if(hsv[0]>1.0) hsv[0]-=1.0; else if(hsv[0]<0.0) hsv[0]+= 1.0; + hsv[1]*= nhs->sat; + hsv[2]*= nhs->val; + hsv_to_rgb(hsv[0], hsv[1], hsv[2], col, col+1, col+2); + + out[0]= mfac*in[0] + *fac*col[0]; + out[1]= mfac*in[1] + *fac*col[1]; + out[2]= mfac*in[2] + *fac*col[2]; + out[3]= in[3]; + } + else { + QUATCOPY(out, in); + } +} + +static void node_composit_exec_hue_sat(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out) +{ + /* stack order in: Fac, Image */ + /* stack order out: Image */ + if(out[0]->hasoutput==0) return; + + /* input no image? then only color operation */ + if(in[1]->data==NULL) { + do_hue_sat_fac(node, out[0]->vec, in[1]->vec, in[0]->vec); + } + else { + /* make output size of input image */ + CompBuf *cbuf= dupalloc_compbuf(in[1]->data); + CompBuf *stackbuf=typecheck_compbuf(cbuf,CB_RGBA); + + composit2_pixel_processor(node, stackbuf, stackbuf, in[1]->vec, in[0]->data, in[0]->vec, do_hue_sat_fac, CB_RGBA, CB_VAL); + + out[0]->data= stackbuf; + + /* get rid of intermediary cbuf if it's extra */ + if(stackbuf!=cbuf) + free_compbuf(cbuf); + } +} + +static void node_composit_init_hue_sat(bNodeTree *UNUSED(ntree), bNode* node, bNodeTemplate *UNUSED(ntemp)) +{ + NodeHueSat *nhs= MEM_callocN(sizeof(NodeHueSat), "node hue sat"); + node->storage= nhs; + nhs->hue= 0.5f; + nhs->sat= 1.0f; + nhs->val= 1.0f; +} + +void register_node_type_cmp_hue_sat(ListBase *lb) +{ + static bNodeType ntype; + + node_type_base(&ntype, CMP_NODE_HUE_SAT, "Hue Saturation Value", NODE_CLASS_OP_COLOR, NODE_OPTIONS); + node_type_socket_templates(&ntype, cmp_node_hue_sat_in, cmp_node_hue_sat_out); + node_type_size(&ntype, 150, 80, 250); + node_type_init(&ntype, node_composit_init_hue_sat); + node_type_storage(&ntype, "NodeHueSat", node_free_standard_storage, node_copy_standard_storage); + node_type_exec(&ntype, node_composit_exec_hue_sat); + + nodeRegisterType(lb, &ntype); +} + + + |