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3D rendering engine. Plus modeling. Expected glsl textures 3d and 2d rendering
/*
* Copyright (c) 2023. Manuel Daniel Dahmen
*
*
* Copyright 2012-2023 Manuel Daniel Dahmen
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package one.empty3.feature20220726;
import javaAnd.awt.Color;
import java.awt.image.BufferedImage;
import one.empty3.library.ITexture;
import one.empty3.library.LineSegment;
import one.empty3.library.Lumiere;
import one.empty3.library.Point3D;
import one.empty3.library.core.nurbs.ParametricCurve;
public class PixMAndroidVersion extends MBitmap {
public static final int COMP_RED = 0;
public static final int COMP_GREEN = 1;
public static final int COMP_BLUE = 2;
public static final int COMP_ALPHA = 3;
public static final int COMP_INTENSITY = 4;
private int MAX_DISTANCE_ITERATIONS = 100;
public PixMAndroidVersion(int l, int c) {
super(l, c);
}
public PixMAndroidVersion(BufferedImage image) {
super(image.getWidth(), image.getHeight());
float[] colorComponents = new float[4];
for (int i = 0; i < image.getWidth(); i++) {
for (int j = 0; j < image.getHeight(); j++) {
int rgb = image.getRGB(i, j);
colorComponents = Color.valueOf(rgb).getComponents(colorComponents);
for (int com = 0; com < getCompCount(); com++) {
setCompNo(com);
set(i, j, colorComponents[com]);
}
}
}
}
public PixMAndroidVersion(BufferedImage image, boolean isBitmap) {
super(image);
/*
float[] colorComponents = new float[4];
for (int i = 0; i < image.getWidth(); i++) {
for (int j = 0; j < image.getHeight(); j++) {
int rgb = image.getPixel(i, j);
colorComponents = Color.valueOf(rgb).getComponents(colorComponents);
for (int com = 0; com < getCompCount(); com++) {
setCompNo(com);
set(i, j, colorComponents[com]);
}
}
}*/
}
public PixMAndroidVersion(double[][] distances) {
super(distances.length, distances[0].length);
for (int i = 0; i < getColumns(); i++)
for (int j = 0; j < getLines(); j++)
set(i, j, distances[i][j]);
}
public Point3D getRgb(int i, int j) {
setCompNo(0);
double dr = get(i, j);
setCompNo(1);
double dg = get(i, j);
setCompNo(2);
double db = get(i, j);
return new Point3D(dr, dg, db);
}
public static one.empty3.feature20220726.PixMAndroidVersion getPixM(BufferedImage image, double maxRes) {
return getPixM(image, (int) maxRes);
}
public static one.empty3.feature20220726.PixMAndroidVersion getPixM(BufferedImage image, int maxRes) {
double f = 1.0;
if (maxRes <= 0) {
f = 1.0;
} else if (maxRes < image.getWidth() && maxRes < image.getHeight()) {
f = 1.0 / Math.max(image.getWidth(), image.getHeight()) * maxRes;
}
double columns2 = 1.0 * image.getWidth() * f;
double lines2 = 1.0 * image.getHeight() * f;
System.out.println("pixm resampling init --> (" + maxRes + ", " + maxRes + ") (" + columns2 + ", " + lines2 + ")");
one.empty3.feature20220726.PixMAndroidVersion pixM = new one.empty3.feature20220726.PixMAndroidVersion((int) (columns2), ((int) lines2));
for (int i = 0; i < (int) columns2; i++) {
for (int j = 0; j < (int) lines2; j++) {
int rgb = image.getRGB(
(int) (1.0 * i / columns2 * image.getWidth())
, (int) (1.0 * j / lines2 * image.getHeight()));
float[] colorComponents = new float[4];
colorComponents = Color.valueOf(rgb).getComponents(colorComponents);
for (int com = 0; com < pixM.getCompCount(); com++) {
pixM.setCompNo(com);
pixM.set(i, j, colorComponents[com]);
//double m = mean((int) (i * div), (int) (j * div), (int) (cli2 * div),
// (int) (cli2 * div));
//pixM.set(i, j, );
}
}
}
return pixM;
}
public one.empty3.feature20220726.PixMAndroidVersion applyFilter(FilterPixM filter) {
one.empty3.feature20220726.PixMAndroidVersion c = new one.empty3.feature20220726.PixMAndroidVersion(columns, lines);
double sum;
for (int comp = 0; comp < getCompCount(); comp++) {
setCompNo(comp);
c.setCompNo(comp);
filter.setCompNo(comp);
for (int i = 0; i < columns; i++) {
for (int j = 0; j < lines; j++) {
c.set(i, j, 0.0); //???
sum = 0.0;
for (int u = -filter.getColumns() / 2; u <= filter.getLines() / 2; u++) {
for (int v = -filter.getLines() / 2; v <= filter.getLines() / 2; v++) {
/*V derivative = derivative(i, j, 2, null);
double v1 = derivative.get(0, 0);
double v2 = derivative.get(1, 0);
c.set(i, j,(v1+v2)
* filter.filterUVvalue(u, v, u*v));*/
double filterUVvalue = filter.get(u + filter.getColumns() / 2,
v + filter.getLines() / 2);
double vAtUv = get(i + u, j + v);
if (!(vAtUv == noValue)) {
c.set(i, j, c.get(i, j) + filterUVvalue * vAtUv);
sum += filterUVvalue;
}
}
}
c.set(i, j, c.get(i, j) / sum);
}
}
}
return c;
}
public V derivative(int x, int y, int order, V originValue) {
if (originValue == null) {
originValue = new V(2, 1);
originValue.set(0, 0, get(x, y));
originValue.set(1, 0, get(x, y));
}
originValue.set(0, 0, -get(x + 1, y) + 2 * get(x, y) - get(x - 1, y));
originValue.set(1, 0, -get(x, y + 1) + 2 * get(x, y) - get(x, y - 1));
if (order > 0) {
derivative(x, y, order - 1, originValue);
}
return originValue;
}
public BufferedImage getImage() {
float[] f = new float[getCompCount()];
BufferedImage image =new BufferedImage(columns,
lines, BufferedImage.TYPE_INT_RGB);
float[] rgba = new float[getCompCount()];
for (int i = 0; i < image.getWidth(); i++) {
for (int j = 0; j < image.getHeight(); j++) {
for (int comp = 0; comp < 3; comp++) {
setCompNo(comp);
float value = (float) (get(i, j));
//value = Math.max(value, 0f);
//value = Math.min(value, 1f);
rgba[comp] = value;
}
image.setRGB(i, j, new Color(rgba[0], rgba[1], rgba[2]).getRGB());
}
}
return image;
}
/*
public void plotCurve(ParametricCurve curve, ITexture texture) {
float[] rgba = new float[getCompCount()];
for (double t = 0; t < 1.0; t += 0.001) {
Color.valueOf(curve.texture().getColorAt(t, 0.)).getColorComponents(rgba);
Point3D p = curve.calculerPoint3D(t);
for (int c = 0; c < 3; c++) {
setCompNo(c);
set((int) (double) p.getX(), (int) (double) p.getY(), rgba[c]);
}
}
}
*/
/*
public void plotCurve(ParametricCurve curve, Color color, int x, int y) {
float[] rgba = new float[getCompCount()];
color.getColorComponents(rgba);
for (double t = 0; t < 1.0; t += 0.001) {
for (int c = 0; c < 3; c++) {
Point3D p = curve.calculerPoint3D(t);
setCompNo(c);
set((int) (double) p.getX(), (int) (double) p.getY(), rgba[c]);
}
}
}
*/
/*
public void fillIn(ParametricCurve curve, ITexture texture, ITexture borderColor) {
int[] linesIn = new int[getLines()];
int[] linesOut = new int[getLines()];
for (int i = 0; i < getLines(); i++) {
linesIn[i] = -1;
linesOut[i] = -1;
}
float[] rgba = new float[getCompCount()];
float[] rgbaBorder = new float[getCompCount()];
Point3D old = Point3D.O0;
for (double t = 0; t < 1.0; t += (1.0 / getColumns()) / 100) {
Point3D p = curve.calculerPoint3D(t);
int x = (int) (double) p.get(0);
int y = (int) (double) p.get(1);
int xOld = (int) (double) old.get(0);
int yOld = (int) (double) old.get(1);
int abs = Math.abs(linesIn[y] - x);
if (x >= 0 && x < getColumns() && y >= 0 && y < getLines()
&& abs > 2 && (linesIn[y] == -1 || linesOut[y] == -1)) {
if (linesIn[y] == -1) {
linesIn[y] = x;
} else if (linesOut[y] == -1) {
if (linesIn[y] > x) {
linesOut[y] = linesIn[y];
}
linesOut[y] = x;
}
}
old = p;
}
for (int i = 0; i < linesIn.length; i++) {
System.out.printf("LinesIn [ i %d ] = %d\n", i, linesIn[i]);
System.out.printf("LinesOut[ i %d ] = %d\n", i, linesOut[i]);
}
for (int y = 0; y < linesIn.length; y++) {
if (linesIn[y] != -1 && linesOut[y] != -1) {
plotCurve(new LineSegment(Point3D.n(linesIn[y], y, 0), Point3D.n(linesOut[y], y, 0)),
texture);
}
if (linesIn[y] != -1)
setValues(linesIn[y], y, Lumiere.getDoubles(
borderColor.getColorAt(1.0 * linesIn[y] / getColumns(), 1.0 * y / getLines())));
if (linesOut[y] != -1)
setValues(linesOut[y], y, Lumiere.getDoubles(
borderColor.getColorAt(1.0 * linesIn[y] / getColumns(), 1.0 * y / getLines())));
}
}
*/
public one.empty3.feature20220726.PixM normalize(final double inMin, final double inMax, final double min, final double max) {
double[] maxRgbai = new double[compCount];
double[] meanRgbai = new double[compCount];
double[] minRgbai = new double[compCount];
double minA = 0.0;
double maxA = 1.0;
if (min != -1 || max != -1) {
minA = min;
maxA = max;
}
for (int i = 0; i < getCompCount(); i++) {
maxRgbai[i] = inMax;
minRgbai[i] = inMin;
meanRgbai[i] = (inMax + inMin) / 2;
}
one.empty3.feature20220726.PixM image = new one.empty3.feature20220726.PixM(columns, lines);
for (int i = 0; i < image.columns; i++) {
for (int j = 0; j < image.lines; j++) {
for (int comp = 0; comp < getCompCount(); comp++) {
setCompNo(comp);
image.setCompNo(compNo);
float value;
value = (float) ((get(i, j) - minRgbai[comp]) / (maxRgbai[comp] - minRgbai[comp]));
image.set(i, j, value);
}
}
}
return image;
}
public one.empty3.feature20220726.PixM normalize(final double min, final double max) {
double[] maxRgbai = new double[compCount];
double[] meanRgbai = new double[compCount];
double[] minRgbai = new double[compCount];
double minA = 0.0;
double maxA = 1.0;
if (min != -1 || max != -1) {
minA = min;
maxA = max;
}
for (int i = 0; i < getCompCount(); i++) {
maxRgbai[i] = maxA;
minRgbai[i] = minA;
meanRgbai[i] = 0.0;
}
for (int i = 0; i < columns; i++) {
for (int j = 0; j < lines; j++) {
for (int comp = 0; comp < getCompCount(); comp++) {
setCompNo(comp);
double valueAt = get(i, j);
if (!Double.isNaN(valueAt) || !Double.isInfinite(valueAt)) {
if (valueAt > maxRgbai[comp]) {
maxRgbai[comp] = valueAt;
}
if (valueAt < minRgbai[comp]) {
minRgbai[comp] = valueAt;
}
} else {
valueAt = 0.0;
set(i, j, valueAt);
}
meanRgbai[comp] += valueAt / (lines * columns);
}
}
}
one.empty3.feature20220726.PixM image = new one.empty3.feature20220726.PixM(columns, lines);
for (int i = 0; i < image.getColumns(); i++) {
for (int j = 0; j < image.getLines(); j++) {
for (int comp = 0; comp < getCompCount(); comp++) {
setCompNo(comp);
image.setCompNo(compNo);
float value;
value = (float) ((get(i, j) - minRgbai[comp]) / (maxRgbai[comp] - minRgbai[comp]));
//value = Math.max(value, 0f);
//value = Math.min(value, 1f);
//if (comp == 3) value = 1f;
image.set(i, j, value);
}
}
}
return image;
}
public one.empty3.feature20220726.PixM subSampling(double div) {
double columns2 = 1.0 * columns / div;
double lines2 = 1.0 * lines / div;
double cli2 = 1.0 * 1 / div;
one.empty3.feature20220726.PixM pixM = new one.empty3.feature20220726.PixM((int) (columns2), ((int) lines2));
for (int c = 0; c < getCompCount(); c++) {
setCompNo(c);
pixM.setCompNo(c);
for (int i = 0; i < (int) columns2; i++)
for (int j = 0; j < (int) lines2; j++) {
double m = mean((int) (i * div), (int) (j * div), (int) (cli2 * div),
(int) (cli2 * div));
pixM.set(i, j, m);
}
}
return pixM;
}
public double mean(int i, int j, int w, int h) {
double m = 0.0;
int p = 0;
for (int a = i; a < i + w; a++)
for (int b = j; b < j + h; b++) {
m += get(a, b);
p++;
}
return m / p;
}
public one.empty3.feature20220726.PixM copy() {
one.empty3.feature20220726.PixM pixM = new one.empty3.feature20220726.PixM(columns, lines);
for (int c = 0; c < getCompCount(); c++) {
setCompNo(c);
pixM.setCompNo(c);
for (int i = 0; i < (int) columns; i++)
for (int j = 0; j < (int) lines; j++) {
//double m = mean((int) (i * div), (int) (j * div), (int) (cli2 * div),
// (int) (cli2 * div));
pixM.set(i, j, get(i, j));
}
}
return pixM;
}
/*
public double distance(ParametricCurve curve, Point3D p) {
double dI, dist = 10000;
double j = -1;
for (int i = 0; i < MAX_DISTANCE_ITERATIONS; i++)
if ((dI = Point3D.distance(curve.calculerPoint3D(1.0 / i), p)) < dist) {
dist = dI;
j = 1. / i;
}
return j;
}
*/
public double distance(one.empty3.feature20220726.PixM p2) {
double d = 0.0;
double div = 1.0;
double columns2 = 1.0 * columns / div;
double lines2 = 1.0 * lines / div;
double cli2 = 1.0 * 1 / div;
one.empty3.feature20220726.PixM pixM = new one.empty3.feature20220726.PixM((int) (columns2), ((int) lines2));
for (int c = 0; c < getCompCount(); c++) {
setCompNo(c);
pixM.setCompNo(c);
for (int i = 0; i < (int) columns2; i++)
for (int j = 0; j < (int) lines2; j++) {
double m = mean((int) (i * div), (int) (j * div), (int) (cli2 * div),
(int) (cli2 * div));
double m2 = p2.mean((int) (i * div), (int) (j * div), (int) (cli2 * div),
(int) (cli2 * div));
d += Math.abs(m - m2);
}
}
return d / columns / lines;
}
public void colorsRegion(int x, int y, int w, int h, double[] comps) {
for (int i = x; i < x + w; i++)
for (int j = y; j < y + h; j++)
for (int c = 0; c < comps.length; c++) {
setCompNo(c);
set(i, j, comps[c]);
}
}
public one.empty3.feature20220726.PixM getColorsRegion(int x, int y, int w, int h, int sizeX, int sizeY) {
one.empty3.feature20220726.PixM subimage = new one.empty3.feature20220726.PixM(sizeX, sizeY);
for (int i = x; i < x + w; i++)
for (int j = y; j < y + h; j++)
for (int c = 0; c < getCompCount(); c++) {
setCompNo(c);
subimage.setCompNo(c);
double v = get(i, j);
subimage.set((int) (1.0 * (x + w - i) / w * subimage.getColumns()), (int) (1.0 * (y + h - j) / h * subimage.getLines()), v);
set(i, j, v);
}
return subimage;
}
public void colorsRegion(int x, int y, int w, int h, one.empty3.feature20220726.PixM subimage, int subImageCopyMode) {
for (int i = x; i < x + w; i++)
for (int j = y; j < y + h; j++)
for (int c = 0; c < getCompCount(); c++) {
setCompNo(c);
subimage.setCompNo(c);
double v = subimage.get((int) (1.0 * (x + w - i) / w * subimage.getColumns()), (int) (1.0 * (y + h - j) / h * subimage.getLines()));
set(i, j, v);
}
}
public boolean equals(Object compare) {
if (compare instanceof one.empty3.feature20220726.PixM)
//if (Arrays.equals((((PixM) compare).toGMatrix()).x, toGMatrix()))
return true;
return false;
}
private GMatrix toGMatrix() {
GMatrix gMatrix = new GMatrix(one.empty3.feature20220726.PixM.getPixM(bitmap));
return gMatrix;
}
public double luminance(int x, int y) {
double l = 0.0;
setCompNo(0);
l += 0.2126 * get(x, y);
setCompNo(1);
l += 0.7152 * get(x, y);
setCompNo(2);
l += 0.0722 * get(x, y);
return l;
}
public double norme(int x, int y) {
double l = 0.0;
setCompNo(0);
l += get(x, y);
setCompNo(1);
l += get(x, y);
setCompNo(2);
l += get(x, y);
return l;
}
public int getColumns() {
return columns;
}
public int getLines() {
return lines;
}
public void paintAll(double[] doubles) {
for (int i = 0; i < getColumns(); i++)
for (int j = 0; j < getLines(); j++)
for (int c = 0; c < 3; c++) {
setCompNo(c);
set(i, j, doubles[c]);
}
}
public void plotCurve(ParametricCurve curve, ITexture texture) {
double[] rgba = new double[getCompCount()];
for (double t = 0; t < 1.0; t += 0.001) {
rgba = Lumiere.getDoubles(Color.valueOf(curve.texture().getColorAt(t, 0.)).getRGB());
Point3D p = curve.calculerPoint3D(t);
for (int c = 0; c < 3; c++) {
setCompNo(c);
set((int) (double) p.getX(), (int) (double) p.getY(), rgba[c]);
}
}
}
public void plotCurve(ParametricCurve curve, Color color, int x, int y) {
double[] rgba = new double[getCompCount()];
for (double t = 0; t < 1.0; t += 0.001) {
for (int c = 0; c < 3; c++) {
rgba = Lumiere.getDoubles(Color.valueOf(curve.texture().getColorAt(t, 0.)).getRGB());
Point3D p = curve.calculerPoint3D(t);
setCompNo(c);
set((int) (double) p.getX(), (int) (double) p.getY(), rgba[c]);
}
}
}
public void fillIn(ParametricCurve curve, ITexture texture, ITexture borderColor) {
int[] linesIn = new int[getLines()];
int[] linesOut = new int[getLines()];
for (int i = 0; i < getLines(); i++) {
linesIn[i] = -1;
linesOut[i] = -1;
}
float[] rgba = new float[getCompCount()];
float[] rgbaBorder = new float[getCompCount()];
Point3D old = Point3D.O0;
for (double t = 0; t < 1.0; t += (1.0 / getColumns()) / 100) {
Point3D p = curve.calculerPoint3D(t);
int x = (int) (double) p.get(0);
int y = (int) (double) p.get(1);
int xOld = (int) (double) old.get(0);
int yOld = (int) (double) old.get(1);
int abs = Math.abs(linesIn[y] - x);
if (x >= 0 && x < getColumns() && y >= 0 && y < getLines()
&& abs > 2 && (linesIn[y] == -1 || linesOut[y] == -1)) {
if (linesIn[y] == -1) {
linesIn[y] = x;
} else if (linesOut[y] == -1) {
if (linesIn[y] > x) {
linesOut[y] = linesIn[y];
}
linesOut[y] = x;
}
}
old = p;
}
for (int i = 0; i < linesIn.length; i++) {
System.out.printf("LinesIn [ i %d ] = %d\n", i, linesIn[i]);
System.out.printf("LinesOut[ i %d ] = %d\n", i, linesOut[i]);
}
for (int y = 0; y < linesIn.length; y++) {
if (linesIn[y] != -1 && linesOut[y] != -1) {
plotCurve(new LineSegment(Point3D.n(linesIn[y], y, 0), Point3D.n(linesOut[y], y, 0)),
texture);
}
if (linesIn[y] != -1)
setValues(linesIn[y], y, Lumiere.getDoubles(
borderColor.getColorAt(1.0 * linesIn[y] / getColumns(), 1.0 * y / getLines())));
if (linesOut[y] != -1)
setValues(linesOut[y], y, Lumiere.getDoubles(
borderColor.getColorAt(1.0 * linesIn[y] / getColumns(), 1.0 * y / getLines())));
}
}
public void pasteSubImage(one.empty3.feature20220726.PixM copy, int x, int y, int w, int h) {
double[] vc = new double[3];
for (int i = 0; i < copy.getColumns(); i++) {
for (int j = 0; j < copy.getLines(); j++) {
int xx = (int) (x + 1.0 * i / copy.getColumns() * w);
int yy = (int) (y + 1.0 * j / copy.getLines() * h);
double dx = (int) (1.0 / copy.getColumns() * w) + 1;
double dy = (int) (1.0 / copy.getLines() * h) + 1;
for (int i2 = xx; i2 < xx + dx; i2++) {
for (int j2 = yy; j2 < yy + dy; j2++) {
for (int c = 0; c < getCompCount(); c++) {
copy.setCompNo(c);
setCompNo(c);
vc[c] = copy.get(i, j);
set(i2, j2, vc[c]);
}
if (bitmap != null) {
bitmap.setRGB(i2, j2, Lumiere.getInt(vc));
}
}
}
}
}
}
public one.empty3.feature20220726.PixMAndroidVersion pasteSubImage(int x, int y, int w, int h) {
one.empty3.feature20220726.PixMAndroidVersion p2 = new one.empty3.feature20220726.PixMAndroidVersion(w, h);
for (int i = x; i < x + w; i++)
for (int j = y; j < y + h; j++)
for (int c = 0; c < getCompCount(); c++) {
setCompNo(c);
p2.setCompNo(c);
double v = get(i, j);
set(i - x, j - y, v);
}
return p2;
}
public one.empty3.feature20220726.PixMAndroidVersion copySubImage(int x, int y, int w, int h) {
if (w <= 0 || h <= 0)
return null;
one.empty3.feature20220726.PixMAndroidVersion p2 = new one.empty3.feature20220726.PixMAndroidVersion(w, h);
for (int i = x; i <= x + w; i++)
for (int j = y; j <= y + h; j++)
for (int c = 0; c < getCompCount(); c++) {
setCompNo(c);
p2.setCompNo(c);
p2.set(i - x, j - y, get(i, j));
}
return p2;
}
}