node_composite_huecorrect.c

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/*
 * 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.
 */
 
#include "node_composite_util.h"
 
static bNodeSocketTemplate cmp_node_huecorrect_in[] = {
    {SOCK_FLOAT, N_("Fac"), 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, PROP_FACTOR},
    {SOCK_RGBA, N_("Image"), 1.0f, 1.0f, 1.0f, 1.0f},
    {-1, ""},
};
 
static bNodeSocketTemplate cmp_node_huecorrect_out[] = {
    {SOCK_RGBA, N_("Image")},
    {-1, ""},
};
 
static void node_composit_init_huecorrect(bNodeTree *UNUSED(ntree), bNode *node)
{
  CurveMapping *cumapping = node->storage = BKE_curvemapping_add(1, 0.0f, 0.0f, 1.0f, 1.0f);
  int c;
 
  cumapping->preset = CURVE_PRESET_MID9;
 
  for (c = 0; c < 3; c++) {
    CurveMap *cuma = &cumapping->cm[c];
    BKE_curvemap_reset(cuma, &cumapping->clipr, cumapping->preset, CURVEMAP_SLOPE_POSITIVE);
  }
 
  /* default to showing Saturation */
  cumapping->cur = 1;
}
 
void register_node_type_cmp_huecorrect(void)
{
  static bNodeType ntype;
 
  cmp_node_type_base(&ntype, CMP_NODE_HUECORRECT, "Hue Correct", NODE_CLASS_OP_COLOR, 0);
  node_type_socket_templates(&ntype, cmp_node_huecorrect_in, cmp_node_huecorrect_out);
  node_type_size(&ntype, 320, 140, 500);
  node_type_init(&ntype, node_composit_init_huecorrect);
  node_type_storage(&ntype, "CurveMapping", node_free_curves, node_copy_curves);
 
  nodeRegisterType(&ntype);
}