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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include "node_function_util.hh"
#include "UI_interface.h"
#include "UI_resources.h"
namespace blender::nodes {
NODE_STORAGE_FUNCS(NodeCombSepColor)
static void fn_node_combine_color_declare(NodeDeclarationBuilder &b)
{
b.is_function_node();
b.add_input<decl::Float>(N_("Red")).default_value(0.0f).min(0.0f).max(1.0f).subtype(PROP_FACTOR);
b.add_input<decl::Float>(N_("Green"))
.default_value(0.0f)
.min(0.0f)
.max(1.0f)
.subtype(PROP_FACTOR);
b.add_input<decl::Float>(N_("Blue"))
.default_value(0.0f)
.min(0.0f)
.max(1.0f)
.subtype(PROP_FACTOR);
b.add_input<decl::Float>(N_("Alpha"))
.default_value(1.0f)
.min(0.0f)
.max(1.0f)
.subtype(PROP_FACTOR);
b.add_output<decl::Color>(N_("Color"));
};
static void fn_node_combine_color_layout(uiLayout *layout, bContext * /*C*/, PointerRNA *ptr)
{
uiItemR(layout, ptr, "mode", 0, "", ICON_NONE);
}
static void fn_node_combine_color_update(bNodeTree * /*tree*/, bNode *node)
{
const NodeCombSepColor &storage = node_storage(*node);
node_combsep_color_label(&node->inputs, (NodeCombSepColorMode)storage.mode);
}
static void fn_node_combine_color_init(bNodeTree * /*tree*/, bNode *node)
{
NodeCombSepColor *data = MEM_cnew<NodeCombSepColor>(__func__);
data->mode = NODE_COMBSEP_COLOR_RGB;
node->storage = data;
}
static const fn::MultiFunction *get_multi_function(const bNode &bnode)
{
const NodeCombSepColor &storage = node_storage(bnode);
static fn::CustomMF_SI_SI_SI_SI_SO<float, float, float, float, ColorGeometry4f> rgba_fn{
"RGB", [](float r, float g, float b, float a) { return ColorGeometry4f(r, g, b, a); }};
static fn::CustomMF_SI_SI_SI_SI_SO<float, float, float, float, ColorGeometry4f> hsva_fn{
"HSV", [](float h, float s, float v, float a) {
ColorGeometry4f r_color;
hsv_to_rgb(h, s, v, &r_color.r, &r_color.g, &r_color.b);
r_color.a = a;
return r_color;
}};
static fn::CustomMF_SI_SI_SI_SI_SO<float, float, float, float, ColorGeometry4f> hsla_fn{
"HSL", [](float h, float s, float l, float a) {
ColorGeometry4f color;
hsl_to_rgb(h, s, l, &color.r, &color.g, &color.b);
color.a = a;
return color;
}};
switch (storage.mode) {
case NODE_COMBSEP_COLOR_RGB:
return &rgba_fn;
case NODE_COMBSEP_COLOR_HSV:
return &hsva_fn;
case NODE_COMBSEP_COLOR_HSL:
return &hsla_fn;
}
BLI_assert_unreachable();
return nullptr;
}
static void fn_node_combine_color_build_multi_function(NodeMultiFunctionBuilder &builder)
{
const fn::MultiFunction *fn = get_multi_function(builder.node());
builder.set_matching_fn(fn);
}
} // namespace blender::nodes
void register_node_type_fn_combine_color(void)
{
static bNodeType ntype;
fn_node_type_base(&ntype, FN_NODE_COMBINE_COLOR, "Combine Color", NODE_CLASS_CONVERTER);
ntype.declare = blender::nodes::fn_node_combine_color_declare;
node_type_update(&ntype, blender::nodes::fn_node_combine_color_update);
node_type_init(&ntype, blender::nodes::fn_node_combine_color_init);
node_type_storage(
&ntype, "NodeCombSepColor", node_free_standard_storage, node_copy_standard_storage);
ntype.build_multi_function = blender::nodes::fn_node_combine_color_build_multi_function;
ntype.draw_buttons = blender::nodes::fn_node_combine_color_layout;
nodeRegisterType(&ntype);
}
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