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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 "node_geometry_util.hh"
#include "BLI_rand.hh"
#include "DNA_mesh_types.h"
#include "DNA_pointcloud_types.h"
#include "UI_interface.h"
#include "UI_resources.h"
static bNodeSocketTemplate geo_node_attribute_fill_in[] = {
{SOCK_GEOMETRY, N_("Geometry")},
{SOCK_STRING, N_("Attribute")},
{SOCK_VECTOR, N_("Value"), 0.0f, 0.0f, 0.0f, 0.0f, -FLT_MAX, FLT_MAX},
{SOCK_FLOAT, N_("Value"), 0.0f, 0.0f, 0.0f, 0.0f, -FLT_MAX, FLT_MAX},
{SOCK_RGBA, N_("Value"), 0.0f, 0.0f, 0.0f, 0.0f, -FLT_MAX, FLT_MAX},
{SOCK_BOOLEAN, N_("Value"), 0.0f, 0.0f, 0.0f, 0.0f, -FLT_MAX, FLT_MAX},
{-1, ""},
};
static bNodeSocketTemplate geo_node_attribute_fill_out[] = {
{SOCK_GEOMETRY, N_("Geometry")},
{-1, ""},
};
static void geo_node_attribute_fill_layout(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
{
uiItemR(layout, ptr, "data_type", 0, "", ICON_NONE);
// uiItemR(layout, ptr, "domain", 0, "", ICON_NONE);
}
static void geo_node_attribute_fill_init(bNodeTree *UNUSED(tree), bNode *node)
{
node->custom1 = CD_PROP_FLOAT;
}
static void geo_node_attribute_fill_update(bNodeTree *UNUSED(ntree), bNode *node)
{
bNodeSocket *socket_value_vector = (bNodeSocket *)BLI_findlink(&node->inputs, 2);
bNodeSocket *socket_value_float = socket_value_vector->next;
bNodeSocket *socket_value_color4f = socket_value_float->next;
bNodeSocket *socket_value_boolean = socket_value_color4f->next;
const CustomDataType data_type = static_cast<CustomDataType>(node->custom1);
nodeSetSocketAvailability(socket_value_vector, data_type == CD_PROP_FLOAT3);
nodeSetSocketAvailability(socket_value_float, data_type == CD_PROP_FLOAT);
nodeSetSocketAvailability(socket_value_color4f, data_type == CD_PROP_COLOR);
nodeSetSocketAvailability(socket_value_boolean, data_type == CD_PROP_BOOL);
}
namespace blender::nodes {
static void fill_attribute(GeometryComponent &component, const GeoNodeExecParams ¶ms)
{
const bNode &node = params.node();
const CustomDataType data_type = static_cast<CustomDataType>(node.custom1);
const AttributeDomain domain = static_cast<AttributeDomain>(node.custom2);
const std::string attribute_name = params.get_input<std::string>("Attribute");
if (attribute_name.empty()) {
return;
}
OutputAttributePtr attribute = component.attribute_try_get_for_output(
attribute_name, domain, data_type);
if (!attribute) {
return;
}
switch (data_type) {
case CD_PROP_FLOAT: {
const float value = params.get_input<float>("Value_001");
MutableSpan<float> attribute_span = attribute->get_span_for_write_only<float>();
attribute_span.fill(value);
break;
}
case CD_PROP_FLOAT3: {
const float3 value = params.get_input<float3>("Value");
MutableSpan<float3> attribute_span = attribute->get_span_for_write_only<float3>();
attribute_span.fill(value);
break;
}
case CD_PROP_COLOR: {
const Color4f value = params.get_input<Color4f>("Value_002");
MutableSpan<Color4f> attribute_span = attribute->get_span_for_write_only<Color4f>();
attribute_span.fill(value);
break;
}
case CD_PROP_BOOL: {
const bool value = params.get_input<bool>("Value_003");
MutableSpan<bool> attribute_span = attribute->get_span_for_write_only<bool>();
attribute_span.fill(value);
break;
}
default:
break;
}
attribute.apply_span_and_save();
}
static void geo_node_attribute_fill_exec(GeoNodeExecParams params)
{
GeometrySet geometry_set = params.extract_input<GeometrySet>("Geometry");
geometry_set = geometry_set_realize_instances(geometry_set);
if (geometry_set.has<MeshComponent>()) {
fill_attribute(geometry_set.get_component_for_write<MeshComponent>(), params);
}
if (geometry_set.has<PointCloudComponent>()) {
fill_attribute(geometry_set.get_component_for_write<PointCloudComponent>(), params);
}
params.set_output("Geometry", geometry_set);
}
} // namespace blender::nodes
void register_node_type_geo_attribute_fill()
{
static bNodeType ntype;
geo_node_type_base(&ntype, GEO_NODE_ATTRIBUTE_FILL, "Attribute Fill", NODE_CLASS_ATTRIBUTE, 0);
node_type_socket_templates(&ntype, geo_node_attribute_fill_in, geo_node_attribute_fill_out);
node_type_init(&ntype, geo_node_attribute_fill_init);
node_type_update(&ntype, geo_node_attribute_fill_update);
ntype.geometry_node_execute = blender::nodes::geo_node_attribute_fill_exec;
ntype.draw_buttons = geo_node_attribute_fill_layout;
nodeRegisterType(&ntype);
}
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