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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.
*/
#include <cmath>
#include "BLI_string.h"
#include "RNA_enum_types.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "node_function_util.hh"
namespace blender::nodes {
static void fn_node_float_to_int_declare(NodeDeclarationBuilder &b)
{
b.add_input<decl::Float>("Float");
b.add_output<decl::Int>("Integer");
};
} // namespace blender::nodes
static void fn_node_float_to_int_layout(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
{
uiItemR(layout, ptr, "rounding_mode", 0, "", ICON_NONE);
}
static void node_float_to_int_label(bNodeTree *UNUSED(ntree), bNode *node, char *label, int maxlen)
{
const char *name;
bool enum_label = RNA_enum_name(rna_enum_node_float_to_int_items, node->custom1, &name);
if (!enum_label) {
name = "Unknown";
}
BLI_strncpy(label, IFACE_(name), maxlen);
}
static const blender::fn::MultiFunction *get_multi_function(bNode &bnode)
{
static blender::fn::CustomMF_SI_SO<float, int> round_fn{"Round",
[](float a) { return (int)round(a); }};
static blender::fn::CustomMF_SI_SO<float, int> floor_fn{"Floor",
[](float a) { return (int)floor(a); }};
static blender::fn::CustomMF_SI_SO<float, int> ceil_fn{"Ceiling",
[](float a) { return (int)ceil(a); }};
static blender::fn::CustomMF_SI_SO<float, int> trunc_fn{"Truncate",
[](float a) { return (int)trunc(a); }};
switch (static_cast<FloatToIntRoundingMode>(bnode.custom1)) {
case FN_NODE_FLOAT_TO_INT_ROUND:
return &round_fn;
case FN_NODE_FLOAT_TO_INT_FLOOR:
return &floor_fn;
case FN_NODE_FLOAT_TO_INT_CEIL:
return &ceil_fn;
case FN_NODE_FLOAT_TO_INT_TRUNCATE:
return &trunc_fn;
}
BLI_assert_unreachable();
return nullptr;
}
static void fn_node_float_to_int_build_multi_function(
blender::nodes::NodeMultiFunctionBuilder &builder)
{
const blender::fn::MultiFunction *fn = get_multi_function(builder.node());
builder.set_matching_fn(fn);
}
void register_node_type_fn_float_to_int()
{
static bNodeType ntype;
fn_node_type_base(&ntype, FN_NODE_FLOAT_TO_INT, "Float to Integer", NODE_CLASS_CONVERTER, 0);
ntype.declare = blender::nodes::fn_node_float_to_int_declare;
node_type_label(&ntype, node_float_to_int_label);
ntype.build_multi_function = fn_node_float_to_int_build_multi_function;
ntype.draw_buttons = fn_node_float_to_int_layout;
nodeRegisterType(&ntype);
}
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