61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
/*
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* Copyright 2011, Blender Foundation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Contributor:
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* Jeroen Bakker
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* Monique Dewanchand
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*/
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#include "COM_TimeNode.h"
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#include "COM_SetValueOperation.h"
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#include "COM_ExecutionSystem.h"
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extern "C" {
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#include "BKE_colortools.h"
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}
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#include "BLI_utildefines.h"
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TimeNode::TimeNode(bNode *editorNode) : Node(editorNode)
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{
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/* pass */
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}
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void TimeNode::convertToOperations(ExecutionSystem *graph, CompositorContext *context)
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{
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SetValueOperation *operation = new SetValueOperation();
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this->getOutputSocket(0)->relinkConnections(operation->getOutputSocket());
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bNode *node = this->getbNode();
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/* stack order output: fac */
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float fac = 0.0f;
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const int framenumber = context->getFramenumber();
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if (framenumber < node->custom1) {
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fac = 0.0f;
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}
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else if (framenumber > node->custom2) {
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fac = 1.0f;
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}
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else if (node->custom1 < node->custom2) {
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fac = (context->getFramenumber() - node->custom1) / (float)(node->custom2 - node->custom1);
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}
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curvemapping_initialize((CurveMapping *)node->storage);
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fac = curvemapping_evaluateF((CurveMapping *)node->storage, 0, fac);
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operation->setValue(CLAMPIS(fac, 0.0f, 1.0f));
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graph->addOperation(operation);
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}
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