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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.
*
* Copyright 2011, Blender Foundation.
*/
#include "COM_TimeNode.h"
#include "COM_ExecutionSystem.h"
#include "COM_SetValueOperation.h"
#include "BKE_colortools.h"
#include "BLI_utildefines.h"
namespace blender::compositor {
TimeNode::TimeNode(bNode *editorNode) : Node(editorNode)
{
/* pass */
}
void TimeNode::convertToOperations(NodeConverter &converter,
const CompositorContext &context) const
{
SetValueOperation *operation = new SetValueOperation();
bNode *node = this->getbNode();
/* stack order output: fac */
float fac = 0.0f;
const int framenumber = context.getFramenumber();
if (framenumber < node->custom1) {
fac = 0.0f;
}
else if (framenumber > node->custom2) {
fac = 1.0f;
}
else if (node->custom1 < node->custom2) {
fac = (context.getFramenumber() - node->custom1) / (float)(node->custom2 - node->custom1);
}
BKE_curvemapping_init((CurveMapping *)node->storage);
fac = BKE_curvemapping_evaluateF((CurveMapping *)node->storage, 0, fac);
operation->setValue(clamp_f(fac, 0.0f, 1.0f));
converter.addOperation(operation);
converter.mapOutputSocket(getOutputSocket(0), operation->getOutputSocket());
}
} // namespace blender::compositor
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