278 lines
9.0 KiB
C++
278 lines
9.0 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_MathBaseOperation.h"
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extern "C" {
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#include "BLI_math.h"
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}
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MathBaseOperation::MathBaseOperation(): NodeOperation()
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{
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this->addInputSocket(COM_DT_VALUE);
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this->addInputSocket(COM_DT_VALUE);
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this->addOutputSocket(COM_DT_VALUE);
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this->inputValue1Operation = NULL;
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this->inputValue2Operation = NULL;
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}
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void MathBaseOperation::initExecution()
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{
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this->inputValue1Operation = this->getInputSocketReader(0);
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this->inputValue2Operation = this->getInputSocketReader(1);
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}
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void MathBaseOperation::deinitExecution()
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{
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this->inputValue1Operation = NULL;
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this->inputValue2Operation = NULL;
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}
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void MathBaseOperation::determineResolution(unsigned int resolution[], unsigned int preferredResolution[])
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{
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InputSocket *socket;
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unsigned int tempPreferredResolution[] = {0,0};
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unsigned int tempResolution[2];
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socket = this->getInputSocket(0);
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socket->determineResolution(tempResolution, tempPreferredResolution);
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if ((tempResolution[0] != 0) && (tempResolution[1] != 0)) {
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this->setResolutionInputSocketIndex(0);
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} else {
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this->setResolutionInputSocketIndex(1);
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}
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NodeOperation::determineResolution(resolution, preferredResolution);
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}
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void MathAddOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = inputValue1[0] + inputValue2[0];
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}
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void MathSubtractOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = inputValue1[0] - inputValue2[0];
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}
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void MathMultiplyOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = inputValue1[0] * inputValue2[0];
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}
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void MathDivideOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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if (inputValue2[0]==0) /* We don't want to divide by zero. */
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outputValue[0] = 0.0;
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else
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outputValue[0] = inputValue1[0] / inputValue2[0];
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}
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void MathSineOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = sin(inputValue1[0]);
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}
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void MathCosineOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = cos(inputValue1[0]);
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}
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void MathTangentOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = tan(inputValue1[0]);
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}
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void MathArcSineOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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if (inputValue1[0] <= 1 && inputValue1[0] >= -1 )
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outputValue[0] = asin(inputValue1[0]);
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else
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outputValue[0] = 0.0;
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}
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void MathArcCosineOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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if (inputValue1[0] <= 1 && inputValue1[0] >= -1 )
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outputValue[0] = acos(inputValue1[0]);
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else
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outputValue[0] = 0.0;
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}
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void MathArcTangentOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = atan(inputValue1[0]);
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}
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void MathPowerOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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if (inputValue1[0] >= 0) {
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outputValue[0] = pow(inputValue1[0], inputValue2[0]);
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}
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else {
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float y_mod_1 = fmod(inputValue2[0], 1);
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/* if input value is not nearly an integer, fall back to zero, nicer than straight rounding */
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if (y_mod_1 > 0.999f || y_mod_1 < 0.001f) {
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outputValue[0] = pow(inputValue1[0], floorf(inputValue2[0] + 0.5f));
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}
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else {
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outputValue[0] = 0.0;
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}
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}
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}
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void MathLogarithmOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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if (inputValue1[0] > 0 && inputValue2[0] > 0)
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outputValue[0] = log(inputValue1[0]) / log(inputValue2[0]);
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else
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outputValue[0] = 0.0;
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}
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void MathMinimumOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = min(inputValue1[0], inputValue2[0]);
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}
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void MathMaximumOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = max(inputValue1[0], inputValue2[0]);
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}
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void MathRoundOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = round(inputValue1[0]);
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}
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void MathLessThanOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = inputValue1[0]<inputValue2[0]?1.0f:0.0f;
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}
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void MathGreaterThanOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
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{
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float inputValue1[4];
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float inputValue2[4];
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inputValue1Operation->read(&inputValue1[0], x, y, sampler, inputBuffers);
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inputValue2Operation->read(&inputValue2[0], x, y, sampler, inputBuffers);
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outputValue[0] = inputValue1[0]>inputValue2[0]?1.0f:0.0f;
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}
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