Welcome to mirror list, hosted at ThFree Co, Russian Federation.

node_composite_distance_matte.cc « nodes « composite « nodes « blender « source - git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
blob: 840460f07a7122aa479253f3090d2af44c9a15e6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
/* SPDX-License-Identifier: GPL-2.0-or-later
 * Copyright 2006 Blender Foundation. All rights reserved. */

/** \file
 * \ingroup cmpnodes
 */

#include "UI_interface.h"
#include "UI_resources.h"

#include "GPU_material.h"

#include "COM_shader_node.hh"

#include "node_composite_util.hh"

/* ******************* channel Distance Matte ********************************* */

namespace blender::nodes::node_composite_distance_matte_cc {

static void cmp_node_distance_matte_declare(NodeDeclarationBuilder &b)
{
  b.add_input<decl::Color>(N_("Image"))
      .default_value({1.0f, 1.0f, 1.0f, 1.0f})
      .compositor_domain_priority(0);
  b.add_input<decl::Color>(N_("Key Color"))
      .default_value({1.0f, 1.0f, 1.0f, 1.0f})
      .compositor_domain_priority(1);
  b.add_output<decl::Color>(N_("Image"));
  b.add_output<decl::Float>(N_("Matte"));
}

static void node_composit_init_distance_matte(bNodeTree *UNUSED(ntree), bNode *node)
{
  NodeChroma *c = MEM_cnew<NodeChroma>(__func__);
  node->storage = c;
  c->channel = 1;
  c->t1 = 0.1f;
  c->t2 = 0.1f;
}

static void node_composit_buts_distance_matte(uiLayout *layout,
                                              bContext *UNUSED(C),
                                              PointerRNA *ptr)
{
  uiLayout *col, *row;

  col = uiLayoutColumn(layout, true);

  uiItemL(layout, IFACE_("Color Space:"), ICON_NONE);
  row = uiLayoutRow(layout, false);
  uiItemR(row, ptr, "channel", UI_ITEM_R_SPLIT_EMPTY_NAME | UI_ITEM_R_EXPAND, nullptr, ICON_NONE);

  uiItemR(
      col, ptr, "tolerance", UI_ITEM_R_SPLIT_EMPTY_NAME | UI_ITEM_R_SLIDER, nullptr, ICON_NONE);
  uiItemR(col, ptr, "falloff", UI_ITEM_R_SPLIT_EMPTY_NAME | UI_ITEM_R_SLIDER, nullptr, ICON_NONE);
}

using namespace blender::realtime_compositor;

class DistanceMatteShaderNode : public ShaderNode {
 public:
  using ShaderNode::ShaderNode;

  void compile(GPUMaterial *material) override
  {
    GPUNodeStack *inputs = get_inputs_array();
    GPUNodeStack *outputs = get_outputs_array();

    const float tolerance = get_tolerance();
    const float falloff = get_falloff();

    if (get_color_space() == 1) {
      GPU_stack_link(material,
                     &bnode(),
                     "node_composite_distance_matte_rgba",
                     inputs,
                     outputs,
                     GPU_uniform(&tolerance),
                     GPU_uniform(&falloff));
      return;
    }

    GPU_stack_link(material,
                   &bnode(),
                   "node_composite_distance_matte_ycca",
                   inputs,
                   outputs,
                   GPU_uniform(&tolerance),
                   GPU_uniform(&falloff));
  }

  NodeChroma *get_data()
  {
    return static_cast<NodeChroma *>(bnode().storage);
  }

  /* 0 -> YCCA
   * 1 -> RGBA */
  int get_color_space()
  {
    return get_data()->channel;
  }

  float get_tolerance()
  {
    return get_data()->t1;
  }

  float get_falloff()
  {
    return get_data()->t2;
  }
};

static ShaderNode *get_compositor_shader_node(DNode node)
{
  return new DistanceMatteShaderNode(node);
}

}  // namespace blender::nodes::node_composite_distance_matte_cc

void register_node_type_cmp_distance_matte()
{
  namespace file_ns = blender::nodes::node_composite_distance_matte_cc;

  static bNodeType ntype;

  cmp_node_type_base(&ntype, CMP_NODE_DIST_MATTE, "Distance Key", NODE_CLASS_MATTE);
  ntype.declare = file_ns::cmp_node_distance_matte_declare;
  ntype.draw_buttons = file_ns::node_composit_buts_distance_matte;
  ntype.flag |= NODE_PREVIEW;
  node_type_init(&ntype, file_ns::node_composit_init_distance_matte);
  node_type_storage(&ntype, "NodeChroma", node_free_standard_storage, node_copy_standard_storage);
  ntype.get_compositor_shader_node = file_ns::get_compositor_shader_node;

  nodeRegisterType(&ntype);
}