/*
JWildfire - an image and animation processor written in Java
Copyright (C) 1995-2011 Andreas Maschke
This is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser
General Public License as published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This software 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with this software;
if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jwildfire.create.tina.variation;
import static org.jwildfire.base.mathlib.MathLib.atan2;
import static org.jwildfire.base.mathlib.MathLib.cos;
import static org.jwildfire.base.mathlib.MathLib.fabs;
import static org.jwildfire.base.mathlib.MathLib.sin;
import static org.jwildfire.base.mathlib.MathLib.sqrt;
import static org.jwildfire.base.mathlib.MathLib.trunc;
import org.jwildfire.create.tina.base.XForm;
import org.jwildfire.create.tina.base.XYZPoint;
public class Cubic_3DFunc extends VariationFunc {
private static final long serialVersionUID = 1L;
private static final String PARAM_XPAND = "xpand";
private static final String PARAM_STYLE = "style";
private static final String[] paramNames = { PARAM_XPAND, PARAM_STYLE };
private double xpand = 0.25;
private double style = 0.0;
@Override
public void transform(FlameTransformationContext pContext, XForm pXForm, XYZPoint pAffineTP, XYZPoint pVarTP, double pAmount) {
/* cubic3D by Larry Berlin, http://aporev.deviantart.com/art/3D-Plugins-Collection-One-138514007?q=gallery%3Aaporev%2F8229210&qo=15 */
double fill, exnze, wynze, znxy;
double smooth = 1.0;
double smoothStyle = 1.0;
int useNode = 0;
int rchoice = (int) trunc(pContext.random() * 8.0);
double lattd = pAmount * 0.5;
if (fabs(this.xpand) <= 1.0) {
fill = this.xpand * 0.5; // values up to 0.5
}
else {
fill = sqrt(this.xpand) * 0.5; // values above 0.5
}
if (fabs(pAmount) <= 0.5) {
smooth = pAmount * 2.0; // Causes full effect above pAmount=0.5
}
else {
smooth = 1.0;
}
if (fabs(this.style) <= 1.0) {
smoothStyle = this.style;
}
else {
if (this.style > 1.0) {
smoothStyle = 1.0 + (this.style - 1.0) * 0.25;
}
else
{
smoothStyle = (this.style + 1.0) * 0.25 - 1.0;
}
}
exnze = 1.0 - (smoothStyle * (1.0 - (cos(atan2(pAffineTP.x, pAffineTP.z)))));
wynze = 1.0 - (smoothStyle * (1.0 - (sin(atan2(pAffineTP.y, pAffineTP.z)))));
if (smoothStyle > 1.0)
{
znxy = 1.0 - (smoothStyle * (1.0 - ((exnze + wynze) / 2.0 * smoothStyle)));
}
else
{
znxy = 1.0 - (smoothStyle * (1.0 - ((exnze + wynze) / 2.0)));
}
useNode = rchoice;
if (useNode == 0) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) + lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) + lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) + lattd;
}
if (useNode == 1) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) + lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) - lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) + lattd;
}
if (useNode == 2) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) + lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) + lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) - lattd;
}
if (useNode == 3) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) + lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) - lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) - lattd;
}
if (useNode == 4) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) - lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) + lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) + lattd;
}
if (useNode == 5) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) - lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) - lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) + lattd;
}
if (useNode == 6) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) - lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) + lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) - lattd;
}
if (useNode == 7) {
pVarTP.x = ((pVarTP.x - (smooth * (1.0 - fill) * pVarTP.x * exnze)) + (pAffineTP.x * smooth * fill * exnze)) - lattd;
pVarTP.y = ((pVarTP.y - (smooth * (1.0 - fill) * pVarTP.y * wynze)) + (pAffineTP.y * smooth * fill * wynze)) - lattd;
pVarTP.z = ((pVarTP.z - (smooth * (1.0 - fill) * pVarTP.z * znxy)) + (pAffineTP.z * smooth * fill * znxy)) - lattd;
}
}
@Override
public String[] getParameterNames() {
return paramNames;
}
@Override
public Object[] getParameterValues() {
return new Object[] { xpand, style };
}
@Override
public void setParameter(String pName, double pValue) {
if (PARAM_XPAND.equalsIgnoreCase(pName))
xpand = pValue;
else if (PARAM_STYLE.equalsIgnoreCase(pName))
style = pValue;
else
throw new IllegalArgumentException(pName);
}
@Override
public String getName() {
return "cubic3D";
}
}