5910dbdbf7
This also introduces the `blender::nodes` namespace. Eventually, we want to move most/all of the node implementation files into this namespace. The reason for this file-move is that the code fits much better into the `nodes` directory than in the `blenkernel` directory.
110 lines
4.0 KiB
C++
110 lines
4.0 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <cmath>
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#include "BLI_listbase.h"
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#include "BLI_string.h"
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#include "RNA_enum_types.h"
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#include "node_function_util.hh"
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static bNodeSocketTemplate fn_node_float_compare_in[] = {
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{SOCK_FLOAT, N_("A"), 0.0f, 0.0f, 0.0f, 0.0f, -10000.0f, 10000.0f},
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{SOCK_FLOAT, N_("B"), 0.0f, 0.0f, 0.0f, 0.0f, -10000.0f, 10000.0f},
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{SOCK_FLOAT, N_("Epsilon"), 0.001f, 0.0f, 0.0f, 0.0f, -10000.0f, 10000.0f},
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{-1, ""},
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};
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static bNodeSocketTemplate fn_node_float_compare_out[] = {
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{SOCK_BOOLEAN, N_("Result")},
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{-1, ""},
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};
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static void node_float_compare_update(bNodeTree *UNUSED(ntree), bNode *node)
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{
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bNodeSocket *sockEpsilon = (bNodeSocket *)BLI_findlink(&node->inputs, 2);
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nodeSetSocketAvailability(
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sockEpsilon, ELEM(node->custom1, NODE_FLOAT_COMPARE_EQUAL, NODE_FLOAT_COMPARE_NOT_EQUAL));
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}
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static void node_float_compare_label(bNodeTree *UNUSED(ntree),
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bNode *node,
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char *label,
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int maxlen)
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{
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const char *name;
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bool enum_label = RNA_enum_name(rna_enum_node_float_compare_items, node->custom1, &name);
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if (!enum_label) {
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name = "Unknown";
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}
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BLI_strncpy(label, IFACE_(name), maxlen);
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}
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static const blender::fn::MultiFunction &get_multi_function(bNode &node)
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{
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static blender::fn::CustomMF_SI_SI_SO<float, float, bool> less_than_fn{
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"Less Than", [](float a, float b) { return a < b; }};
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static blender::fn::CustomMF_SI_SI_SO<float, float, bool> less_equal_fn{
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"Less Equal", [](float a, float b) { return a <= b; }};
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static blender::fn::CustomMF_SI_SI_SO<float, float, bool> greater_than_fn{
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"Greater Than", [](float a, float b) { return a > b; }};
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static blender::fn::CustomMF_SI_SI_SO<float, float, bool> greater_equal_fn{
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"Greater Equal", [](float a, float b) { return a >= b; }};
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static blender::fn::CustomMF_SI_SI_SI_SO<float, float, float, bool> equal_fn{
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"Equal", [](float a, float b, float epsilon) { return std::abs(a - b) <= epsilon; }};
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static blender::fn::CustomMF_SI_SI_SI_SO<float, float, float, bool> not_equal_fn{
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"Not Equal", [](float a, float b, float epsilon) { return std::abs(a - b) > epsilon; }};
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switch (node.custom1) {
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case NODE_FLOAT_COMPARE_LESS_THAN:
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return less_than_fn;
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case NODE_FLOAT_COMPARE_LESS_EQUAL:
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return less_equal_fn;
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case NODE_FLOAT_COMPARE_GREATER_THAN:
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return greater_than_fn;
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case NODE_FLOAT_COMPARE_GREATER_EQUAL:
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return greater_equal_fn;
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case NODE_FLOAT_COMPARE_EQUAL:
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return equal_fn;
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case NODE_FLOAT_COMPARE_NOT_EQUAL:
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return not_equal_fn;
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}
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BLI_assert(false);
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return blender::fn::dummy_multi_function;
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}
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static void node_float_compare_expand_in_mf_network(blender::nodes::NodeMFNetworkBuilder &builder)
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{
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const blender::fn::MultiFunction &fn = get_multi_function(builder.bnode());
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builder.set_matching_fn(fn);
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}
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void register_node_type_fn_float_compare()
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{
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static bNodeType ntype;
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fn_node_type_base(&ntype, FN_NODE_FLOAT_COMPARE, "Boolean Math", 0, 0);
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node_type_socket_templates(&ntype, fn_node_float_compare_in, fn_node_float_compare_out);
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node_type_label(&ntype, node_float_compare_label);
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node_type_update(&ntype, node_float_compare_update);
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ntype.expand_in_mf_network = node_float_compare_expand_in_mf_network;
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nodeRegisterType(&ntype);
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}
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