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Maps.pde
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Maps.pde
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/**
* Petter - vector-graphic-based pattern generator.
* http://www.lafkon.net/petter/
* Copyright (C) 2022 LAFKON/Benjamin Stephan
*
* 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.
*/
public interface EffectorMap {
void setup(ControlP5 cp5, String name, Group tabgroup);
void draw(PGraphics g);
void updateCanvasBounds(int petterw, int petterh, int xtiles, int ytiles);
boolean getMapPermit(float tilex, float tiley);
float getMapValue(float tilex, float tiley);
void mouseEvent(MouseEvent e);
}
// ---------------------------------------------------------------------------
// ImageMap
// ---------------------------------------------------------------------------
public class ImageMap extends DropListener implements EffectorMap {
PApplet p;
SDrop drop;
int petterw, petterh;
int imgw, imgh;
int rectw, recth, rectx, recty;
int cropX, cropY, cropW, cropH;
int dragOffsetX, dragOffsetY;
int droptargetx, droptargety, droptargetwidth, droptargetheight;
int cornerSize = 16;
int maxw = 400;
int maxh = 400;
int h = 20;
float iar; //image-aspect-ratio
float car; //canvas-aspect-ratio
float par; //petter-aspect-ratio
boolean mouseInside = false;
boolean insideCorner1 = false;
boolean insideCorner3 = false;
boolean insideRect = false;
boolean canStartDrag = false;
boolean drag = false;
boolean startedInside = false;
boolean dragC1 = false;
boolean dragC3 = false;
boolean over = false;
boolean newvaliddrop = false;
boolean imgloaded = false;
boolean killGreen = false;
int dropColor, c1, c1aaa, c2, c2aaa, c2aa, c2a, rectStrokeColor, rectFillColor, cornerColor;
Range imgmapHistogramRange;
Textlabel infolabel;
Group gifseqGroup;
Button closeImgButton, mapFramePrevButton, mapFrameNextButton, mapFrameFirstButton, mapFrameLastButton;
Toggle killGreenButton;
ImageMap() {
super();
}
void setup(ControlP5 cp5, String name, Group tabgroup) {
p = cp5.papplet;
drop = new SDrop(p);
drop.addDropListener(this);
updateTargetRect(20, 40, p.width-40, p.height-100);
//define colors in setup, otherwise sporadic wrong colors
p.colorMode(RGB, 255, 255, 255, 255);
dropColor = p.color(16, 181, 198, 150);
c1 = p.color(16, 181, 198, 255);
c1aaa = p.color(16, 181, 198, 60);
c2 = p.color(0, 255, 150, 255);
c2aaa = p.color(0, 255, 150, 30);
c2aa = p.color(0, 255, 150, 100);
c2a = p.color(0, 255, 150, 160);
rectStrokeColor = c1;
rectFillColor = c1aaa;
cornerColor = c1;
imgmapHistogramRange = cp5.addRange("contrast")
.setBroadcast(false)
.setPosition(20, 0)
.setSize(tabgroup.getWidth()-80, 20)
.setHandleSize(10)
.setRange(0f, 1f)
.setRangeValues(0f, 1f)
.setVisible(false)
.setGroup(tabgroup)
;
styleLabel(imgmapHistogramRange, "contrast");
infolabel = cp5.addTextlabel("infolabel" )
.setPosition((p.width)/2-36, (p.height)/2-30)
.setText("Drop image here.")
.setGroup(tabgroup);
;
closeImgButton = cp5.addButton("closeImg")
.setLabel("X")
.setValue(0)
.setPosition(20, 30)
.setSize(h, h)
.setVisible(false)
.plugTo(this, "closeImg")
.setGroup(tabgroup)
;
closeImgButton.getCaptionLabel().setPadding(8, -14);
killGreenButton = cp5.addToggle("killGreen")
.setLabel("XG")
.setValue(0)
.setPosition(tabgroup.getWidth()-40, 30)
.setSize(h, h)
.setVisible(false)
.plugTo(this, "killGreen")
.setGroup(tabgroup)
;
killGreenButton.getCaptionLabel().setPadding(5, -14);
gifseqGroup = cp5.addGroup("gifseq")
.setPosition(20, 30)
.hideBar()
.open()
.setVisible(false)
.setGroup(tabgroup)
;
mapFramePrevButton = cp5.addButton("f<")
.setLabel("<")
.setValue(0)
.setPosition(0, 0)
.setSize(h, h)
.plugTo(this, "prevMapFrame")
.setGroup(gifseqGroup)
;
mapFramePrevButton.getCaptionLabel().setPadding(8, -14);
mapFrameNextButton = cp5.addButton("f>")
.setLabel(">")
.setValue(0)
.setPosition(h+4, 0)
.setSize(h, h)
.plugTo(this, "nextMapFrame")
.setGroup(gifseqGroup)
;
mapFrameNextButton.getCaptionLabel().setPadding(8, -14);
mapFrameFirstButton = cp5.addButton("ffirst")
.setLabel("<I")
.setValue(0)
.setPosition(h+h+4+6, 0)
.setSize(h, h)
.plugTo(this, "firstMapFrame")
.setGroup(gifseqGroup)
;
mapFrameFirstButton.getCaptionLabel().setPadding(8, -14);
mapFrameLastButton = cp5.addButton("flast")
.setLabel("I>")
.setValue(0)
.setPosition(h+h+h+6+4+4, 0)
.setSize(h, h)
.plugTo(this, "lastMapFrame")
.setGroup(gifseqGroup)
;
mapFrameLastButton.getCaptionLabel().setPadding(8, -14);
//TODO
//non-uniform targetRect
//edge behaviour: black/white/green/repeat
}
void draw(PGraphics g) {
if (map.size() != 0 && mapIndex < map.size()) {
if (map.get(mapIndex) != null) {
try {
if (newvaliddrop && map.get(mapIndex).width > 0) { //async img loaded
//calc image-draw-size
iar = (float)map.get(mapIndex).width / (float)map.get(mapIndex).height;
car = float(maxw)/float(maxh);
if (iar > car) { // quer
imgw = maxw;
imgh = round(float(maxw) / iar);
} else { //hoch
imgh = maxh;
imgw = round(float(maxh) * iar);
}
//calc initial rect-draw-size
if (iar > par) { //image querer als pettercanvas
rectw = (int) (imgh*par);
recth = imgh;
} else { //image höher als pettercanvas
rectw = imgw;
recth = (int ) (imgw/par);
}
closeImgButton.setPosition(20, g.height/2 - imgh/2 -40);
closeImgButton.setVisible(true);
rectx = 0;
recty = 0;
recalcImageCropbox();
newvaliddrop = false;
imgloaded = true;
}
if (imgloaded) {
g.pushMatrix();
g.pushStyle();
g.imageMode(CENTER);
g.translate(g.width/2, g.height/2);
g.image(map.get(mapIndex), 0, 0, imgw, imgh); //problem during svg-export
g.popStyle();
float rectwhalf = (float)rectw/2;
float recthhalf = (float)recth/2f;
int mx = p.pmouseX - g.width/2;// + mouseXOffset;
int my = p.pmouseY - g.height/2 ;//+ mouseYOffset;
int mxrel = mx - rectx;
int myrel = my - recty;
//mouse inside selectrect
if ( (mxrel >= -rectwhalf && mxrel <= rectwhalf && myrel >= -recthhalf && myrel <= recthhalf ) || drag == true ) {
rectStrokeColor = c2a;
rectFillColor = c2aa;
cornerColor = rectStrokeColor;
insideRect = true;
insideCorner1 = false;
insideCorner3 = false;
if (mxrel >= rectwhalf-cornerSize && myrel >= recthhalf-cornerSize) {
insideCorner3 = true;
cornerColor = c2;
rectStrokeColor = c2;
} else if (mxrel <= -rectwhalf+cornerSize && myrel <= -recthhalf+cornerSize) {
insideCorner1 = true;
cornerColor = c2;
rectStrokeColor = c2;
}
} else { //outside selectrect
rectStrokeColor = c1;
rectFillColor = c1aaa;
cornerColor = rectStrokeColor;
insideRect = false;
insideCorner1 = false;
insideCorner3 = false;
canStartDrag = false;
}
if (insideRect && !p.mousePressed) {
canStartDrag = true;
}
if (insideRect && canStartDrag && p.mousePressed && !drag) {
startedInside = true;
drag = true;
dragOffsetX = mxrel;
dragOffsetY = myrel;
if (insideCorner1) {
dragC1 = true;
dragOffsetX = (int)(rectwhalf+dragOffsetX)*2;
} else if (insideCorner3) {
dragC3 = true;
dragOffsetX = (int)(rectwhalf-dragOffsetX)*2;
}
}
if (drag) {
if (p.mousePressed && startedInside) {
if (dragC1 || dragC3) {
rectw = abs(mxrel)*2 + dragOffsetX;
recth = (int) ((float)rectw/par);
rectwhalf = (float)rectw/2;
recthhalf = (float)recth/2;
} else {
rectx = mx-dragOffsetX;
recty = my-dragOffsetY;
}
rectStrokeColor = c2;
rectFillColor = c2aaa;
cornerColor = c2;
} else {
startedInside = false;
insideRect = false;
drag = false;
dragC1 = false;
dragC3 = false;
insideCorner1 = false;
insideCorner3 = false;
}
recalcImageCropbox();
}
//rectx = constrain(a, x-e, ww);
//recty = constrain(b, y-f, y+hh);
g.pushStyle();
g.colorMode(RGB, 255, 255, 255, 255);
g.rectMode(CENTER);
g.fill(cornerColor);
g.noStroke();
g.triangle(rectx+rectwhalf, recty+recthhalf, rectx+rectwhalf, recty+recthhalf-cornerSize, rectx+rectwhalf-cornerSize, recty+recthhalf);
g.triangle(rectx-rectwhalf, recty-recthhalf, rectx-rectwhalf, recty-recthhalf+cornerSize, rectx-rectwhalf+cornerSize, recty-recthhalf);
g.fill(rectFillColor);
g.stroke(rectStrokeColor);
g.rect(rectx, recty, rectw, recth);
if (drag) { //crosshair
g.line(rectx-3, recty, rectx+3, recty);
g.line(rectx, recty-3, rectx, recty+3);
}
g.popStyle();
g.popMatrix();
} //img loaded
}
catch(NullPointerException e) {
println(e);
}
}
}
if (over) {
g.colorMode(RGB, 255, 255, 255, 255);
g.pushStyle();
g.fill(dropColor);
g.noStroke();
g.rectMode(CORNER);
g.rect(droptargetx, droptargety, droptargetwidth, droptargetheight);
g.popStyle();
}
} //draw
// --- PETTER-CALLBACK ----------------------------------------------------|
void updateCanvasBounds(int petterw, int petterh, int xtiles, int ytiles) {
this.petterw = petterw;
this.petterh = petterh;
par = float(petterw)/float(petterh);
//calc rect-draw-size
if (iar > par) { //image querer als pettercanvas
float rectscale = (float)recth/(float)imgh;
rectw = (int) (imgh*par*rectscale);
recth = (int) (imgh*rectscale);
} else { //image höher als pettercanvas
float rectscale = (float)rectw/(float)imgw;
rectw = (int) (imgw*rectscale);
recth = (int) ((imgw/par)*rectscale);
}
}
boolean getMapPermit(float tilex, float tiley) {
if (killGreen) {
try {
float absScreenXPos = map(tilex, 0, petterw, cropX, cropW ) ;
float absScreenYPos = map(tiley, 0, petterh, cropY, cropH );
int px = (int)constrain(absScreenYPos, 0, map.get(mapIndex).height-1)*(int)map.get(mapIndex).width-1+(int)constrain(absScreenXPos, 0, map.get(mapIndex).width-1);
color col;
try {
col = map.get(mapIndex).pixels[px];
if (col == color(0, 255, 0)) { //green doesn't get mapped
return false;
} else {
return true;
}
}
catch(ArrayIndexOutOfBoundsException e) { return true; }
}
catch(Exception e) { return true; } //IndexOutOfBoundsException | NullPointerException
} else {
return true;
}
}
float getMapValue(float tilex, float tiley) {
float mapValuex = 0f;
try {
//map von petterpos auf cropped großbild-pos
float absScreenXPos = map(tilex, 0, petterw, cropX, cropW ) ;
float absScreenYPos = map(tiley, 0, petterh, cropY, cropH );
int px = (int)constrain(absScreenYPos, 0, map.get(mapIndex).height-1)*(int)map.get(mapIndex).width-1+(int)constrain(absScreenXPos, 0, map.get(mapIndex).width-1);
color col;
try {
col = map.get(mapIndex).pixels[px];
}
catch(ArrayIndexOutOfBoundsException e) {
//println("OUTOFBOUNDS " +e);
//col = color(255,255,255);
return 1f;
}
//http://de.wikipedia.org/wiki/Grauwert#In_der_Bildverarbeitung
mapValuex = ((p.red(col)/255f)*0.299f) + ((p.green(col)/255f)*0.587f) + ((p.blue(col)/255f)*0.114f);
//histogram/contrast
mapValuex = constrain(map(mapValuex, constrain(imgmapHistogramRange.getLowValue()-0.00001, 0, 0.9999), constrain(imgmapHistogramRange.getHighValue(), 0.0001, 1f), 0f, 1f), 0.0, 1.0);
} catch(Exception e) {} //IndexOutOfBoundsException | NullPointerException
return mapValuex;
}
void mouseEvent(MouseEvent e) {
int type = e.getAction();
switch(type) {
case processing.event.MouseEvent.WHEEL:
int tmpw = rectw + e.getCount();
int tmph = (int) ((float)tmpw/par);
if ((tmpw > 1 || tmph > 1) && imgloaded) {
rectw = tmpw;
recth = tmph;
recalcImageCropbox();
}
break;
case processing.event.MouseEvent.ENTER:
mouseInside = true;
break;
case processing.event.MouseEvent.EXIT:
mouseInside = false;
break;
}
}
// --- INTERNAL UTIL ------------------------------------------------------|
void recalcImageCropbox() {
//left-top-corner: map rectxy-center auf rectxy-corner -> map rectxy von previewimg-dims auf auf originalimg-dims
cropX = (int)map( (imgw-rectw)/2 + rectx, 0, imgw, 0, map.get(mapIndex).width);
cropY = (int)map( (imgh-recth)/2 + recty, 0, imgh, 0, map.get(mapIndex).height);
//right-bottom-corner: map rectwh von previewimg-dims auf originalimg-dims + versatz
cropW = (int)map(rectw, 0, imgw, 0, map.get(mapIndex).width ) + cropX;
cropH = (int)map(recth, 0, imgh, 0, map.get(mapIndex).height) + cropY;
}
void updateTargetRect(int xx, int yy, int ww, int hh) {
droptargetx = xx;
droptargety = yy;
droptargetwidth = ww;
droptargetheight = hh;
setTargetRect(droptargetx, droptargety, droptargetwidth, droptargetheight);
}
void showUiControls(boolean flag) {
imgmapHistogramRange.setVisible(flag);
killGreenButton.setVisible(flag);
closeImgButton.hide();
if (map.size() > 1) {
gifseqGroup.setVisible(flag);
}
}
// --- UI-CALLBACK --------------------------------------------------------|
void prevMapFrame() {
prevImgMapFrame();
}
void nextMapFrame() {
nextImgMapFrame();
}
void firstMapFrame() {
firstImgMapFrame();
}
void lastMapFrame() {
lastImgMapFrame();
}
void closeImg() {
showUiControls(false);
imgloaded = false;
map.clear();
mapIndex = 0;
infolabel.setVisible(true);
mapEditor.deactivateMapUsage(this);
}
void killGreen(boolean state) {
killGreen = state;
}
void dropEnter() {
this.over = true;
showUiControls(false);
}
void dropLeave() {
if (!newvaliddrop && imgloaded) {
showUiControls(true);
}
this.over = false;
}
String lastImgDropped = "x";
String lastUrlDropped = "y";
void dropEvent(DropEvent theDropEvent) {
boolean url = theDropEvent.isURL();
boolean file = theDropEvent.isFile();
boolean img = theDropEvent.isImage();
//somewhat complicated testing due to different behaviour on linux and osx
//there seems to be a bug in sDrop (not correctly working in linux)
if ((url&&!file&&img) || (!url&&file&&img)) {
if (!url&&file&&img) {
lastImgDropped = trim(theDropEvent.filePath());
}
if (url&&!file&&img) {
lastUrlDropped = theDropEvent.url();
try {
lastUrlDropped = trim(split(lastUrlDropped, "file://")[1]);
}
catch(ArrayIndexOutOfBoundsException e) {
lastUrlDropped = "";
}
}
if ( (lastUrlDropped.equals(lastImgDropped)) == false) {
String path = url ? theDropEvent.url() : theDropEvent.filePath();
String ext = path.substring(path.lastIndexOf('.') + 1);
map.clear();
mapIndex = 0;
if (ext.equals("gif")) {
ArrayList<PImage> tmpimg = new ArrayList<PImage>(Arrays.asList(Gif.getPImages(p, path)));
map = tmpimg;
if (map.size() > 1) frames = map.size();
} else {
frames = 25;
map.add(requestImage(path));
}
animFrameNumBox.setValue(frames);
mapIndex = 0;
newvaliddrop = true;
imgloaded = false;
showUiControls(true);
infolabel.setVisible(false);
} else {
lastImgDropped = "x";
lastUrlDropped = "y";
showUiControls(false);
}
}
this.over = false;
}
}//ImageMap
// ---------------------------------------------------------------------------
// PerlinNoiseMap
// ---------------------------------------------------------------------------
public class PerlinNoiseMap implements EffectorMap {
private int w, h, x, y;
private int cols = 8;
private int rows = 10;
private int maxw = 400;
private int maxh = 400;
boolean newNoisemapAvailable = false;
PVector[][] flowfield, tmpflowfield;
float cellsize = 10;
int tmpcols, tmprows;
float tmpcellsize;
float noiseScale = 0.1; // 0.04; //0.005-0.03
int noiseDetail = 4;
Slider scaleSlider, detailSlider;
Bang seedBang;
PerlinNoiseMap() {
super();
}
void setup(ControlP5 cp5, String name, Group tabgroup) {
scaleSlider = cp5.addSlider("noisescale")
.setPosition(20, 0)
.setSize(tabgroup.getWidth()-80, 20)
.setRange(0.002, 0.5)
.setSliderMode(Slider.FLEXIBLE)
.setScrollSensitivity(0.005)
.setNumberOfTickMarks(tickMarks)
.showTickMarks(false)
.snapToTickMarks(false)
.plugTo(this, "noiseScaleChange")
.setValue(noiseScale)
.setScrollSensitivity(0.04)
.setLabel("scale")
.setGroup(tabgroup)
;
styleLabel(scaleSlider, "scale");
detailSlider = cp5.addSlider("noisedetail")
.setPosition(20, 25)
.setSize(tabgroup.getWidth()-80, 20)
.setRange(1, 8)
.setSliderMode(Slider.FLEXIBLE)
.setScrollSensitivity(0.005)
.setNumberOfTickMarks(tickMarks)
.showTickMarks(false)
.snapToTickMarks(false)
.plugTo(this, "noiseDetailChange")
.setValue(noiseDetail)
.setScrollSensitivity(0.04)
.setLabel("detail")
.setGroup(tabgroup)
;
styleLabel(detailSlider, "detail");
seedBang = cp5.addBang("noiseSeedChange")
.setPosition(20, 50)
.setSize(20, 20)
.plugTo(this, "noiseSeedChange")
.setLabel("seed")
.setGroup(tabgroup)
;
seedBang.getCaptionLabel().setPadding(1, -14);
seedBang.setColorForeground(color(100));
}
void draw(PGraphics g) {
if (newNoisemapAvailable) {
flowfield = tmpflowfield;
cols = tmpcols;
rows = tmprows;
cellsize = tmpcellsize;
newNoisemapAvailable = false;
}
g.rectMode(CENTER);
g.pushMatrix();
g.translate((g.width-w)/2, (g.height-h)/2);
for (int i=0; i<cols; i++) {
for (int j=0; j<rows; j++) {
g.pushMatrix();
g.translate(i*cellsize+cellsize/2, j*cellsize+cellsize/2);
g.fill(map(flowfield[i][j].x, 0f, TWO_PI, 0f, 255f ));
g.rect(0, 0, cellsize, cellsize);
g.popMatrix();
}
}
g.popMatrix();
}
//switch to flowfieldview?
// --- PETTER-CALLBACK ----------------------------------------------------|
void updateCanvasBounds(int petterw, int petterh, int xtiles, int ytiles) {
float par = float(petterw)/float(petterh);
float car = float(maxw)/float(maxh);
if (par > car) { // quer
this.w = maxw;
this.h = round(float(maxw) / par);
} else { //hoch
this.h = maxh;
this.w = round(float(maxh) * par);
}
if (xtiles != 0) {
tmpcellsize = float(this.w)/float(xtiles);
}
//counterscale noisescale for consistent map on xtile-changes
if (tmpcols != 0 && xtiles != tmpcols && xtiles > 0) {
float f = ((xtiles-tmpcols) / (float)xtiles) * noiseScale;
noiseScale -= f;
scaleSlider.changeValue(noiseScale);
}
tmpcols = xtiles;
tmprows = round(this.h/tmpcellsize);
generateNoisemap();
}
boolean getMapPermit(float tilex, float tiley) {
return true;
}
float getMapValue(float tilex, float tiley) {
float xx = map(tilex, 0, pagewidth, 0, w);
float yy = map(tiley, 0, pageheight, 0, h);
int fieldx = floor(xx / cellsize);
int fieldy = floor(yy / cellsize);
try {
return map(flowfield[fieldx][fieldy].x, 0f, TWO_PI, 0f, 1f);
} catch(ArrayIndexOutOfBoundsException e) { return 0f; }
}
void mouseEvent(MouseEvent e) {
}
// --- INTERNAL UTIL ------------------------------------------------------|
private void generateNoisemap() {
tmpflowfield = new PVector[tmpcols][tmprows];
float xoff = 0;
for (int i=0; i<tmpcols; i++) {
float yoff = 0;
for (int j=0; j<tmprows; j++) {
float perlin = map(noise(xoff, yoff), 0, 1, 0, TWO_PI);
tmpflowfield[i][j] = new PVector(perlin, perlin);
yoff += noiseScale;
}
xoff += noiseScale;
}
newNoisemapAvailable = true;
}
// --- UI-CALLBACK --------------------------------------------------------|
void noiseScaleChange(float v) {
noiseScale = v;
generateNoisemap();
}
void noiseDetailChange(int v) {
noiseDetail = v;
noiseDetail(noiseDetail);
generateNoisemap();
}
void noiseSeedChange() {
noiseSeed(millis());
generateNoisemap();
}
}//PerlinNoiseMap
// ---------------------------------------------------------------------------
// PatternMap
// ---------------------------------------------------------------------------
public class PatternMap implements EffectorMap {
private int w, h, x, y;
private int cols = 1;
private int rows = 20;
private int maxw = 400;
private int maxh = 400;
private int black = 0;
private int white = 255;
private float cellwidth;
private float cellheight;
Slider colSlider, rowSlider;
PatternMap() {
super();
}
void setup(ControlP5 cp5, String name, Group tabgroup) {
colSlider = cp5.addSlider("pmcols")
.setPosition(20, 0)
.setSize(tabgroup.getWidth()-80, 20)
.setRange(1, 150)
.plugTo(this, "changeCols")
.setValue(cols)
.setSliderMode(Slider.FLEXIBLE)
.setScrollSensitivity(0.04)
.setNumberOfTickMarks(tickMarks)
.showTickMarks(false)
.snapToTickMarks(false)
.setLabel("cols")
.setGroup(tabgroup)
;
styleLabel(colSlider, "cols");
rowSlider = cp5.addSlider("pmrows")
.setPosition(20, 25)
.setSize(tabgroup.getWidth()-80, 20)
.setRange(1, 150)
.plugTo(this, "changeRows")
.setValue(rows)
.setSliderMode(Slider.FLEXIBLE)
.setScrollSensitivity(0.04)
.setNumberOfTickMarks(tickMarks)
.showTickMarks(false)
.snapToTickMarks(false)
.setLabel("rows")
.setGroup(tabgroup)
;
styleLabel(rowSlider, "rows");
}
void draw(PGraphics g) {
g.rectMode(CORNER);
g.pushMatrix();
g.translate((g.width-w)/2, (g.height-h)/2);
for (int i=0; i<cols; i++) {
for (int j=0; j<rows; j++) {
g.fill(i%2==j%2?black:white);
g.rect(i*cellwidth, j*cellheight, cellwidth, cellheight);
}
}
g.popMatrix();
}
// --- PETTER-CALLBACK ----------------------------------------------------|
void updateCanvasBounds(int petterw, int petterh, int xtiles, int ytiles) {
float par = float(petterw)/float(petterh);
float car = float(maxw)/float(maxh);
if (par > car) { // quer
this.w = maxw;
this.h = round(float(maxw) / par);
} else { //hoch
this.h = maxh;
this.w = round(float(maxh) * par);
}
cellwidth = float(w)/float(cols);
cellheight = float(h)/float(rows);
}
boolean getMapPermit(float tilex, float tiley) {
return true;
}
float getMapValue(float tilex, float tiley) {
float ww = float(pagewidth)/float(cols);
float hh = float(pageheight)/float(rows);
int fieldx = floor(tilex / ww);
int fieldy = floor(tiley / hh);
if (fieldx%2==fieldy%2) {
return map(black, 0, 255, 0, 1);
} else {
return map(white, 0, 255, 0, 1);
}
}
void mouseEvent(MouseEvent e) {
}
// --- UI-CALLBACK --------------------------------------------------------|
void changeCols(int v) {
cols = v;
cellwidth = float(w)/float(cols);
cellheight = float(h)/float(rows);
}
void changeRows(int v) {
rows = v;
cellwidth = float(w)/float(cols);
cellheight = float(h)/float(rows);
}
}//PatternMap
// ---------------------------------------------------------------------------
// GradientMap
// ---------------------------------------------------------------------------
public class GradientMap implements EffectorMap {
PApplet p;
ControlP5 cp5;
PGraphics canvas;
private int ww, hh, x, y, petterw, petterh, xtiles, ytiles;
private int maxw = 400;
private int maxh = 400;
private int white = color(255, 255, 255, 255);
private int black = color(0, 0, 0, 255);
private float gradientSize = 283;
private int gradientCenterX = 0;
private int gradientCenterY = 0;
private float maxRectCornerX, maxRectCornerY, petRectCornerX, petRectCornerY;
private boolean invColors = false;
private boolean dragAllowed = false;
private boolean updateCanvas = true;
int mx, my, mxrel, myrel;
int dragOffsetX = 0;
int dragOffsetY = 0;
Slider gradientSizeSlider;
Range gradientDistributionRange;
Toggle invColorsToggle;
GradientMap() {
super();
}
void setup(ControlP5 cp5, String name, Group tabgroup) {
this.cp5 = cp5;
this.p = cp5.papplet;
gradientSizeSlider = cp5.addSlider("gradientsize")
.setPosition(20, 0)
.setSize(tabgroup.getWidth()-80, 20)
.setRange(0, 800)
.plugTo(this, "changeGradientSize")
.setValue(gradientSize)
.setSliderMode(Slider.FLEXIBLE)
.setScrollSensitivity(-0.04)
.setNumberOfTickMarks(tickMarks)
.showTickMarks(false)
.snapToTickMarks(false)
.setLabel("size")
.setGroup(tabgroup)
;
styleLabel(gradientSizeSlider, "gradientsize");
gradientDistributionRange = cp5.addRange("distribution")
.setBroadcast(false)
.setPosition(20, 25)
.setSize(tabgroup.getWidth()-80, 20)
.setHandleSize(10)
.setRange(0f, 100f)
.setRangeValues(0f, 100f)
.setGroup(tabgroup)
;
styleLabel(gradientDistributionRange, "dist");
invColorsToggle = cp5.addToggle("gminvColors")
.setPosition(20, 50)
.setSize(20, 20)
.plugTo(this, "invertColors")
.setLabel("I")
.setValue(invColors)
.setGroup(tabgroup)
;
invColorsToggle.getCaptionLabel().setPadding(8, -14);
canvas = createGraphics(maxw, maxh, JAVA2D);
gradientCenterX = maxw/2;
gradientCenterY = maxh/2;
}
void draw(PGraphics g) {
g.pushStyle();
g.rectMode(CORNER);
if (updateCanvas) {
canvas.beginDraw();
canvas.clip((maxw-ww)/2, (maxh-hh)/2, ww, hh);
canvas.background(invColors?white:black);
canvas.ellipseMode(RADIUS);
canvas.noStroke();
int radius = (int)gradientSize;
for (int r = radius; r > 0; --r) {
float distmin = map(gradientDistributionRange.getLowValue(), 0, 100, 0, radius);
float distmax = map(gradientDistributionRange.getHighValue(), 0, 100, 0, radius);
float gamt = map(r, distmin, distmax+0.0001, 0, 1);
color gcol = lerpColor(invColors?black:white, invColors?white:black, gamt);
canvas.fill(gcol);
canvas.ellipse(gradientCenterX+dragOffsetX, gradientCenterY+dragOffsetY, r, r);
}
canvas.endDraw();
updateCanvas = false;