tornavis/source/blender/compositor/nodes/COM_TimeNode.cc

47 lines
1.2 KiB
C++

/* SPDX-FileCopyrightText: 2011 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
#include "COM_TimeNode.h"
#include "COM_SetValueOperation.h"
#include "BKE_colortools.hh"
namespace blender::compositor {
TimeNode::TimeNode(bNode *editor_node) : Node(editor_node)
{
/* pass */
}
void TimeNode::convert_to_operations(NodeConverter &converter,
const CompositorContext &context) const
{
SetValueOperation *operation = new SetValueOperation();
const bNode *node = this->get_bnode();
/* stack order output: fac */
float fac = 0.0f;
const int framenumber = context.get_framenumber();
if (framenumber < node->custom1) {
fac = 0.0f;
}
else if (framenumber > node->custom2) {
fac = 1.0f;
}
else if (node->custom1 < node->custom2) {
fac = (context.get_framenumber() - node->custom1) / float(node->custom2 - node->custom1);
}
BKE_curvemapping_init((CurveMapping *)node->storage);
fac = BKE_curvemapping_evaluateF((CurveMapping *)node->storage, 0, fac);
operation->set_value(clamp_f(fac, 0.0f, 1.0f));
converter.add_operation(operation);
converter.map_output_socket(get_output_socket(0), operation->get_output_socket());
}
} // namespace blender::compositor