12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373137413751376137713781379138013811382138313841385138613871388138913901391139213931394139513961397139813991400140114021403140414051406140714081409141014111412141314141415141614171418141914201421142214231424142514261427142814291430143114321433143414351436143714381439144014411442144314441445144614471448144914501451145214531454145514561457145814591460146114621463146414651466146714681469147014711472147314741475147614771478147914801481148214831484148514861487148814891490149114921493149414951496149714981499150015011502150315041505150615071508150915101511151215131514151515161517151815191520152115221523152415251526152715281529153015311532153315341535153615371538153915401541154215431544154515461547154815491550155115521553155415551556155715581559156015611562156315641565156615671568156915701571157215731574157515761577157815791580158115821583158415851586158715881589159015911592159315941595159615971598159916001601160216031604160516061607160816091610161116121613161416151616161716181619162016211622162316241625162616271628162916301631163216331634163516361637163816391640164116421643164416451646164716481649165016511652165316541655165616571658165916601661166216631664166516661667166816691670167116721673167416751676167716781679168016811682168316841685168616871688168916901691169216931694169516961697169816991700170117021703170417051706170717081709171017111712171317141715171617171718171917201721172217231724172517261727172817291730173117321733173417351736173717381739174017411742174317441745174617471748174917501751175217531754175517561757175817591760176117621763176417651766176717681769177017711772177317741775177617771778177917801781178217831784178517861787178817891790179117921793179417951796179717981799180018011802180318041805180618071808180918101811181218131814181518161817181818191820182118221823182418251826182718281829183018311832183318341835183618371838183918401841184218431844184518461847184818491850185118521853185418551856185718581859186018611862186318641865186618671868186918701871187218731874187518761877187818791880188118821883188418851886188718881889189018911892189318941895189618971898189919001901190219031904190519061907190819091910191119121913191419151916191719181919192019211922192319241925192619271928192919301931193219331934193519361937193819391940194119421943194419451946194719481949195019511952195319541955195619571958195919601961196219631964196519661967196819691970197119721973197419751976197719781979198019811982198319841985198619871988198919901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027202820292030203120322033203420352036203720382039204020412042204320442045204620472048204920502051205220532054205520562057205820592060206120622063206420652066206720682069207020712072207320742075207620772078207920802081208220832084208520862087208820892090209120922093209420952096209720982099210021012102210321042105210621072108210921102111211221132114211521162117211821192120212121222123212421252126212721282129213021312132213321342135213621372138213921402141214221432144214521462147214821492150215121522153215421552156215721582159216021612162216321642165216621672168216921702171217221732174217521762177217821792180218121822183218421852186218721882189219021912192219321942195219621972198219922002201220222032204220522062207220822092210221122122213221422152216221722182219222022212222222322242225222622272228222922302231223222332234223522362237223822392240224122422243224422452246224722482249225022512252225322542255225622572258225922602261226222632264226522662267226822692270227122722273227422752276227722782279228022812282228322842285228622872288228922902291229222932294229522962297229822992300230123022303230423052306230723082309231023112312231323142315231623172318231923202321232223232324232523262327232823292330233123322333233423352336233723382339234023412342234323442345234623472348234923502351235223532354235523562357235823592360236123622363236423652366236723682369237023712372237323742375237623772378237923802381238223832384238523862387238823892390239123922393239423952396239723982399240024012402240324042405240624072408240924102411241224132414241524162417241824192420242124222423242424252426242724282429243024312432243324342435243624372438243924402441244224432444244524462447244824492450245124522453245424552456245724582459246024612462246324642465246624672468246924702471247224732474247524762477247824792480248124822483248424852486248724882489249024912492249324942495249624972498249925002501250225032504250525062507250825092510251125122513251425152516251725182519252025212522252325242525252625272528252925302531253225332534253525362537253825392540254125422543254425452546254725482549255025512552255325542555255625572558255925602561256225632564256525662567256825692570257125722573257425752576257725782579258025812582258325842585258625872588258925902591259225932594259525962597259825992600260126022603260426052606260726082609261026112612 |
- /*
-
- ASDFPIXELSORT
-
- */
-
- class ASDFPIXELSORT extends Shader {
- ASDFPIXELSORT() {
- name = "fxASDFPixelSort";
- params.add(new Param("black", INTVAL, -17000000, -2000000, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- params.add(new Param("target", INTVAL, 0, 2, new int[]{RANDOM}));
- }
- int previousMode;
-
- void apply() {
- if (previousMode != int(params.get(1).value)) {
- if (params.get(1).value == 0) changeParam(0, new Param("black", INTVAL, -17000000, -2000000, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- if (params.get(1).value == 1) changeParam(0, new Param("brightness", INTVAL, 0, 200, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- if (params.get(1).value == 2) changeParam(0, new Param("white", INTVAL, -15000000, -700000, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- }
- previousMode = int(params.get(1).value);
- row = 0;
- column = 0;
- renderer.beginDraw();
- renderer.colorMode(RGB);
- colorMode(RGB);
- while (column < renderer.width-1) {
- renderer.loadPixels();
- sortColumn();
- column++;
- renderer.updatePixels();
- }
-
- while (row < renderer.height-1) {
- renderer.loadPixels();
- sortRow();
- row++;
- renderer.updatePixels();
- }
-
- renderer.endDraw();
- }
-
- int row = 0;
- int column = 0;
- void sortRow() {
- int x = 0;
- int y = row;
- int xend = 0;
- while (xend < renderer.width-1) {
- switch((int)params.get(1).value) {
- case 0:
- x = getFirstNotBlackX(x, y);
- xend = getNextBlackX(x, y);
- break;
- case 1:
- x = getFirstBrightX(x, y);
- xend = getNextDarkX(x, y);
- break;
- case 2:
- x = getFirstNotWhiteX(x, y);
- xend = getNextWhiteX(x, y);
- break;
- default:
- break;
- }
-
- if (x < 0) break;
-
- int sortLength = xend-x;
-
- color[] unsorted = new color[sortLength];
- color[] sorted = new color[sortLength];
-
- for (int i=0; i<sortLength; i++) {
- unsorted[i] = renderer.pixels[x + i + y * renderer.width];
- }
-
- sorted = sort(unsorted);
-
- for (int i=0; i<sortLength; i++) {
- renderer.pixels[x + i + y * renderer.width] = sorted[i];
- }
-
- x = xend+1;
- }
- }
-
-
- void sortColumn() {
- int x = column;
- int y = 0;
- int yend = 0;
-
- while (yend < renderer.height-1) {
- switch((int)params.get(1).value) {
- case 0:
- y = getFirstNotBlackY(x, y);
- yend = getNextBlackY(x, y);
- break;
- case 1:
- y = getFirstBrightY(x, y);
- yend = getNextDarkY(x, y);
- break;
- case 2:
- y = getFirstNotWhiteY(x, y);
- yend = getNextWhiteY(x, y);
- break;
- default:
- break;
- }
-
- if (y < 0) break;
-
- int sortLength = yend-y;
- color[] unsorted = new color[sortLength];
- color[] sorted = new color[sortLength];
- for (int i=0; i<sortLength; i++) {
- unsorted[i] = renderer.pixels[x + (y+i) * renderer.width];
- }
-
- sorted = sort(unsorted);
-
-
- for (int i=0; i<sortLength; i++) {
- renderer.pixels[x + (y+i) * renderer.width] = sorted[i];
- }
-
- y = yend+1;
- }
- }
-
-
- //BLACK
- int getFirstNotBlackX(int _x, int _y) {
- int x = _x;
- int y = _y;
- color c;
- while ( (c = renderer.pixels[x + y * renderer.width]) < params.get(0).value) {
- x++;
- if (x >= renderer.width) return -1;
- }
- return x;
- }
-
- int getNextBlackX(int _x, int _y) {
- int x = _x+1;
- int y = _y;
- color c;
- while ( (c = renderer.pixels[x + y * renderer.width]) > params.get(0).value) {
- x++;
- if (x >= renderer.width) return renderer.width-1;
- }
- return x-1;
- }
-
- //BRIGHTNESS
- int getFirstBrightX(int _x, int _y) {
- int x = _x;
- int y = _y;
- color c;
- while (brightness (c = renderer.pixels[x + y * renderer.width]) < params.get(0).value) {
- x++;
- if (x >= renderer.width) return -1;
- }
- return x;
- }
-
- int getNextDarkX(int _x, int _y) {
- int x = _x+1;
- int y = _y;
- color c;
- while (brightness (c = renderer.pixels[x + y * renderer.width]) > params.get(0).value) {
- x++;
- if (x >= renderer.width) return renderer.width-1;
- }
- return x-1;
- }
-
- //WHITE
- int getFirstNotWhiteX(int _x, int _y) {
- int x = _x;
- int y = _y;
- color c;
- while ( (c = renderer.pixels[x + y * renderer.width]) > params.get(0).value) {
- x++;
- if (x >= renderer.width) return -1;
- }
- return x;
- }
-
- int getNextWhiteX(int _x, int _y) {
- int x = _x+1;
- int y = _y;
- color c;
- while ( (c = renderer.pixels[x + y * renderer.width]) < params.get(0).value) {
- x++;
- if (x >= renderer.width) return renderer.width-1;
- }
- return x-1;
- }
-
-
- //BLACK
- int getFirstNotBlackY(int _x, int _y) {
- int x = _x;
- int y = _y;
- color c;
- if (y < renderer.height) {
- while ( (c = renderer.pixels[x + y * renderer.width]) < params.get(0).value) {
- y++;
- if (y >= renderer.height) return -1;
- }
- }
- return y;
- }
-
- int getNextBlackY(int _x, int _y) {
- int x = _x;
- int y = _y+1;
- color c;
- if (y < renderer.height) {
- while ( (c = renderer.pixels[x + y * renderer.width]) > params.get(0).value) {
- y++;
- if (y >= renderer.height) return renderer.height-1;
- }
- }
- return y-1;
- }
-
- //BRIGHTNESS
- int getFirstBrightY(int _x, int _y) {
- int x = _x;
- int y = _y;
- color c;
- if (y < renderer.height) {
- while (brightness (c = renderer.pixels[x + y * renderer.width]) < params.get(0).value) {
- y++;
- if (y >= renderer.height) return -1;
- }
- }
- return y;
- }
-
- int getNextDarkY(int _x, int _y) {
- int x = _x;
- int y = _y+1;
- color c;
- if (y < renderer.height) {
- while (brightness (c = renderer.pixels[x + y * renderer.width]) > params.get(0).value) {
- y++;
- if (y >= renderer.height) return renderer.height-1;
- }
- }
- return y-1;
- }
-
- //WHITE
- int getFirstNotWhiteY(int _x, int _y) {
- int x = _x;
- int y = _y;
- color c;
- if (y < renderer.height) {
- while ( (c = renderer.pixels[x + y * renderer.width]) > params.get(0).value) {
- y++;
- if (y >= renderer.height) return -1;
- }
- }
- return y;
- }
-
- int getNextWhiteY(int _x, int _y) {
- int x = _x;
- int y = _y+1;
- color c;
- if (y < renderer.height) {
- while ( (c = renderer.pixels[x + y * renderer.width]) < params.get(0).value) {
- y++;
- if (y >= renderer.height) return renderer.height-1;
- }
- }
- return y-1;
- }
- }
-
-
- /*
-
- DISTORTER
-
- */
-
- class DISTORTER extends Shader {
- boolean do_blend = false; // blend image after process
- int blend_mode = OVERLAY; // blend type
- int channel = BRIGHTNESS; // channel used in processing (R,G,B) or (H,S,B)
- float scalex = 0.05; // from 0.01 to 1
- float scaley = 0.1; // from 0.01 to 1
- boolean shift_hue = true;
- float shift_amt = 0.1; // from 0 to 1
-
- PImage buffer;
-
- final static int distortionMatrixSize = 512; //doesnt really make a difference, it's more or less "noise variety".. only kinda different if real low, like 2 or so
-
- int[][] distort = new int[2][distortionMatrixSize];
- final static float tick = 1.0/distortionMatrixSize;
-
- int mode = 0;
- int initBufferW, initBufferH;
-
- DISTORTER() {
-
- buffer = createImage(renderer.width, renderer.height, ARGB);
- initBufferW = buffer.width;
- initBufferH = buffer.height;
-
- name = "fxDistorter";
- params.add(new Param("width", FLOATVAL, 2, buffer.width/4-1, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- params.add(new Param("height", FLOATVAL, 2, buffer.height/4-1, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- params.add(new Param("do blend", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
- params.add(new Param("shift hue amount", FLOATVAL, 0, 1, new int[]{SAWTOOTH, SAWTOOTHINVERSE, TAN, TANINVERSE, RAMP, RAMPINVERSE}));
- params.add(new Param("scale x", FLOATVAL, 0.01, 1, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- params.add(new Param("scale y", FLOATVAL, 0.01, 1, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- params.add(new Param("blend mode", INTVAL, 0, blends.length-1, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
- params.add(new Param("channel", INTVAL, 0, 12, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
-
- // channel, blend_mode
-
- //params.add(new Param("height", FLOATVAL, 1, buffer.height/4-1, new int[]{SINE, SAWTOOTH, RAMPUPDOWN, TAN, TANINVERSE, TRIANG}));
-
-
- // prepare distortion pattern
-
- for (int i=0; i<distortionMatrixSize; i++) {
- distort[0][i] = (int)random(-128, 128);
- distort[1][i] = (int)random(-128, 128);
- }
- }
-
-
-
- // ALL Channels, Nxxx stand for negative (255-value)
- // channels to work with
- final static int RED = 0;
- final static int GREEN = 1;
- final static int BLUE = 2;
- final static int HUE = 3;
- final static int SATURATION = 4;
- final static int BRIGHTNESS = 5;
- final static int NRED = 6;
- final static int NGREEN = 7;
- final static int NBLUE = 8;
- final static int NHUE = 9;
- final static int NSATURATION = 10;
- final static int NBRIGHTNESS = 11;
-
- void apply() {
- //println(buffer.height);
-
- buffer = renderer.get();
- buffer.resize(renderer.width, renderer.height);
-
- float neww = map(params.get(0).value, 2, initBufferW-2, 2, buffer.width/4-2);
- float newh = map(params.get(1).value, 2, initBufferH-2, 2, buffer.height/4-2);
-
-
-
- do_blend = boolean(int(params.get(2).value));
- shift_amt = params.get(3).value;
- scalex = params.get(4).value;
- scaley = params.get(5).value;
- blend_mode = blends[(int)params.get(6).value];
- channel = (int)params.get(7).value;
-
-
- float totalnum = neww+newh;
- float times = (totalnum/floor(totalnum/neww));
- float offx = (totalnum%neww)/times;
- float ratiox = neww/buffer.width;
- //println(ratiox);
-
- renderer.beginDraw();
- renderer.noStroke();
-
- for (int y=0; y<buffer.height; y++) {
- float yy = y/(float)buffer.height;
- for (int x=0; x<buffer.width; x++) {
- float xx = x/(float)buffer.width;
-
- float offy = floor(newh*yy);
- float fx = xx*ratiox+offx*offy;
-
- float shift = fx%1.0;
- float st = shift/tick;
- int no1 = floor(st)%distortionMatrixSize;
- int no2 = ceil(st)%distortionMatrixSize ;
- float l = st-(float)no1;
-
- float cx = lerp(distort[0][no1], distort[0][no2], l);
- float cy = lerp(distort[1][no1], distort[1][no2], l);
-
- float rx =getChannel(buffer.get(x, y), channel);
- int sx = (int)((buffer.width+x+cx*rx*scalex*0.1)%buffer.width);
- int sy = (int)((buffer.height+y+cy*scaley)%buffer.height);
-
- color c=buffer.get(sx, sy);
-
- if (shift_hue) {
- colorMode(HSB, 255);
- c = color((hue(c)+shift_amt*255*noise(newh+y))%255.0, constrain(saturation(c)*1.2, 0, 255), constrain(brightness(c), 0, 255));
- colorMode(RGB, 255);
- }
- // buffer.fill(lerpColor(c,img.get(x,y),0.2));
- renderer.fill(c); //wärs nich effizienter die pixelmatrix zu ändern ?
- renderer.rect(x, y, 1, 1);
- }
- }
-
- if (do_blend)
- renderer.blend(buffer, 0, 0, buffer.width, buffer.height, 0, 0, renderer.width, renderer.height, blend_mode);
-
- renderer.endDraw();
- }
-
-
-
- float getChannel(color c, int channel) {
- int ch = channel>5?channel-6:channel;
- float cc;
-
- switch(ch) {
- case RED:
- cc = red(c);
- break;
- case GREEN:
- cc = green(c);
- break;
- case BLUE:
- cc = blue(c);
- break;
- case HUE:
- cc = hue(c);
- break;
- case SATURATION:
- cc = saturation(c);
- break;
- default:
- cc= brightness(c);
- break;
- }
-
- return channel>5?255-cc:cc;
- }
- }
-
- /*
-
- FM
-
- */
-
-
- class FM extends Shader {
- // configuration
- int colorspace = RGB;
- int quantval = 30; // 0 - off, less - more glitch, more - more precision
- boolean do_blend = true; // blend image after process
- int blend_mode = OVERLAY; // blend type
-
-
-
- //unused parameters (giers):
- final static boolean first_channel_only = false; // for L.. or Y.. colorspaces set true to modulate only luma;
- final static boolean lowpass1_on = true; // on/off of first low pass filter
- final static boolean lowpass2_on = true; // on/off of second low pass filter
- final static boolean lowpass3_on = true; // on/off of third low pass filter
- // better don't touch it, lowpass filters are run in cascade
- float lowpass1_cutoff = 0.25; // percentage of rate
- float lowpass2_cutoff = 0.1;
- float lowpass3_cutoff = 0.05;
-
-
-
- // working buffer
-
- PGraphics buffer;
-
- // local variables
- float min_omega, max_omega;
- float min_phase_mult=0.05;
- float max_phase_mult=50.0;
- LowpassFilter lpf1, lpf2, lpf3;
- int[][] pxls;
- boolean negate = false;
-
- FM() {
- name = "fxFM";
- params.add(new Param("do blend", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
- params.add(new Param ("blend_mode", INTVAL, 0, blends.length-1, new int[]{RANDOM}));
- params.add(new Param ("omega", FLOATVAL, 0, 1, new int[]{SINE, SAWTOOTH, TRIANG}));
- params.add(new Param ("phase", FLOATVAL, 0, 1, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param ("colorspace", INTVAL, 0, 16, new int[]{RANDOM}));
- params.add(new Param ("quant", INTVAL, 0, 40, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
-
- buffer = createGraphics(renderer.width, renderer.height);
- buffer.beginDraw();
- buffer.noStroke();
- //buffer.smooth(8);
- //buffer.background(0);
- // buffer.image(renderer, 0, 0);
- buffer.endDraw();
-
- //img.loadPixels();
-
- min_omega = TWO_PI/(0.05*renderer.width);
- max_omega = TWO_PI/(300.0*renderer.width);
-
- float rate = 100000.0;
-
- lpf1 = new LowpassFilter(rate, lowpass1_cutoff*rate);
- lpf2 = new LowpassFilter(rate, lowpass2_cutoff*rate);
- lpf3 = new LowpassFilter(rate, lowpass3_cutoff*rate);
-
- rw = renderer.width;
- prepareData();
- }
- void prepareData() {
- pxls = new int[3][renderer.pixels.length];
- for (int i=0; i<renderer.pixels.length; i++) {
- int cl = toColorspace(renderer.pixels[i], colorspace);
- pxls[0][i] = (cl >> 16) & 0xff;
- pxls[1][i] = (cl >> 8) & 0xff;
- pxls[2][i] = (cl) & 0xff;
- }
- }
-
- float omega, min_phase, max_phase;
-
-
- int rw, rh;
- void apply() {
- do_blend = boolean(int(params.get(0).value));
- blend_mode = blends[(int)params.get(1).value];
- omega = map(sqrt(params.get(2).value), 0, 1, min_omega, max_omega);
- float phase = map(sq(params.get(3).value), 0, 1, min_phase_mult, max_phase_mult);
- colorspace = (int)params.get(4).value;
- quantval = (int) params.get(5).value;
-
-
- if (rw != renderer.width || rh != renderer.height) {
- rw = renderer.width;
- rh = renderer.height;
- min_omega = TWO_PI/(0.05*renderer.width);
- max_omega = TWO_PI/(300.0*renderer.width);
- }
- prepareData();
-
- buffer.setSize(renderer.width, renderer.height);
- //buffer = renderer.get(0, 0, renderer.width, renderer.height);
-
-
- max_phase = phase * omega;
- min_phase = -max_phase;
-
- processImage();
- }
-
- void processImage() {
- buffer.beginDraw();
- buffer.loadPixels();
-
- int [][] dest_pxls = new int[3][renderer.pixels.length];
-
- if (first_channel_only) {
- arrayCopy(pxls[1], dest_pxls[1]);
- arrayCopy(pxls[2], dest_pxls[2]);
- }
-
- for (int i=0; i< (first_channel_only?1:3); i++) {
- for (int y=0; y<renderer.height; y++) {
- int off = y * renderer.width;
-
- //reset filters each line
- lpf1.resetFilter(map(pxls[i][off], 0, 255, min_phase, max_phase));
- lpf2.resetFilter(map(pxls[i][off], 0, 255, min_phase, max_phase));
- lpf3.resetFilter(map(pxls[i][off], 0, 255, min_phase, max_phase));
-
- float sig_int = 0; // integral of the signal
- float pre_m = 0; // previous value of modulated signal
-
- for (int x=0; x<renderer.width; x++) {
-
- /////////////////////////
- // FM part starts here
- /////////////////////////
-
- float sig = map(pxls[i][x+off], 0, 255, min_phase, max_phase); // current signal value
- sig_int += sig; // current value of signal integral
-
- float m = cos(omega * x + sig_int); // modulate signal
-
- if ( quantval > 0) {
- m = map((int)map(m, -1, 1, 0, quantval), 0, quantval, -1, 1); // quantize
- }
-
- float dem = abs(m-pre_m); // demodulate signal, derivative
- pre_m = m; // remember current value
-
- // lowpass filter chain
- if (lowpass1_on) dem = lpf1.lowpass(dem);
- if (lowpass2_on) dem = lpf2.lowpass(dem);
- if (lowpass3_on) dem = lpf3.lowpass(dem);
-
- // remap signal back to channel value
- int v = constrain( (int)map(2*(dem-omega), min_phase, max_phase, 0, 255), 0, 255);
-
- //////////////////////
- // FM part ends here
- //////////////////////
-
- dest_pxls[i][x+off] = negate?255-v:v;
- }
- }
- }
-
- for (int i=0; i<buffer.pixels.length; i++) {
- buffer.pixels[i] = fromColorspace(0xff000000 | (dest_pxls[0][i] << 16) | (dest_pxls[1][i] << 8) | (dest_pxls[2][i]), colorspace);
- }
-
- buffer.updatePixels();
-
- if (do_blend)
- buffer.blend(renderer, 0, 0, renderer.width, renderer.height, 0, 0, buffer.width, buffer.height, blend_mode);
-
- buffer.endDraw();
- renderer.beginDraw();
- renderer.image(buffer, 0, 0, renderer.width, renderer.height);
- renderer.endDraw();
- }
-
-
- class LowpassFilter {
- float alpha;
- float prev;
-
- public LowpassFilter(float rate, float hz) {
- alpha = 0.0;
- prev = 0.0;
- setFilter(rate, hz);
- }
-
- void setFilter(float rate, float hz) {
- float timeInterval = 1.0/rate;
- float tau = 1.0 / (hz * TWO_PI);
- alpha = timeInterval / (tau + timeInterval);
- }
-
- void resetFilter(float val) {
- prev = val;
- }
-
- void resetFilter() {
- resetFilter(0);
- }
-
- float lowpass(float sample) {
- float stage1 = sample * alpha;
- float stage2 = prev - (prev * alpha);
- prev = (stage1 + stage2);
- return prev;
- }
-
- float highpass(float sample) {
- return sample - lowpass(sample);
- }
- }
- }
-
-
- /*
-
- WZIP
-
- */
-
-
- class WZIP extends Shader {
-
-
- final float sqrt05 = sqrt(0.5);
-
- float[] raw, raw1, raw2, raw3;
- float[] in, w, out;
- float[] in1, in2, in3, out1, out2, out3;
- int n, n2, s;
- float scalingfactorin, scalingfactorout;
-
- PImage img;
- String sessionid;
-
-
-
- WZIP() {
-
- name = "fxWZIP";
- params.add(new Param ("scale", FLOATVAL, 0.1, 1000, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param ("factor in", FLOATVAL, 0.01, 1, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param ("factor out", FLOATVAL, 0.01, 1, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("hsb/rgb", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
- params.add(new Param("mode", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
-
-
- sessionid = hex((int)random(0xffff), 4);
- img = createImage(renderer.width, renderer.height, ARGB);
- img = renderer.get(0, 0, renderer.width, renderer.height);
- }
-
- void apply() {
- // img = createImage(renderer.width, renderer.height, ARGB);
- img.resize(renderer.width, renderer.height);
- img = renderer.get(0, 0, renderer.width, renderer.height);
-
- s = img.width*img.height;
- raw = new float[s*3];
- raw1 = new float[s];
- raw2 = new float[s];
- raw3 = new float[s];
- renderer.beginDraw();
-
-
- renderer.background(0);
- renderer.noStroke();
-
-
- if (boolean((int)params.get(3).value)) { /////////////////////
- renderer.colorMode(HSB, 255);
- colorMode(HSB, 255);
- } else {
- renderer.colorMode(RGB, 255);
- colorMode(RGB, 255);
- }
-
- scalingfactorin = map(params.get(1).value, 0, 1, 0, params.get(0).value); /////////////////////
- scalingfactorout = map(params.get(2).value, 0, 1, 0, params.get(0).value); /////////////////////
-
-
-
- int iter=0;
- int iter2 = 0;
- for (int y=0; y<img.height; y++) {
- for (int x=0; x<img.width; x++) {
- color c = img.get(x, y);
- float r, g, b;
- if (boolean((int)params.get(3).value)) { /////////////////////
- r = hue(c)>127?hue(c)-256:hue(c);
- g = saturation(c)>127?saturation(c)-256:saturation(c);
- b = brightness(c)>127?brightness(c)-256:brightness(c);
- } else {
- r = red(c)>127?red(c)-256:red(c);
- g = green(c)>127?green(c)-256:green(c);
- b = blue(c)>127?blue(c)-256:blue(c);
- }
- raw[iter++] = r;
- raw[iter++] = g;
- raw[iter++] = b;
- raw1[iter2] = r;
- raw2[iter2] = g;
- raw3[iter2] = b;
- iter2++;
- }
- }
-
- n = (int)pow(2, ceil(log(s*3)/log(2)));
- n2 = (int)pow(2, ceil(log(s)/log(2)));
-
- in = new float[n];
- w = new float[n];
- out = new float[n];
- out1 = new float[n2];
- out2 = new float[n2];
- out3 = new float[n2];
- in1 = new float[n2];
- in2 = new float[n2];
- in3 = new float[n2];
-
- arrayCopy(raw, 0, in, 0, raw.length);
- for (int i=raw.length; i<n; i++) in[i] = raw[raw.length-1];
-
- arrayCopy(raw1, 0, in1, 0, s);
- arrayCopy(raw2, 0, in2, 0, s);
- arrayCopy(raw3, 0, in3, 0, s);
-
- for (int i=s; i<n2; i++) {
- in1[i] = raw1[s-1];
- in2[i] = raw2[s-1];
- in3[i] = raw3[s-1];
- }
-
-
- if (boolean((int)params.get(4).value)) option1(); /////////////////////
- else option2();
-
-
- renderer.colorMode(RGB);
- colorMode(RGB);
-
-
- renderer.endDraw();
- }
-
-
-
- // void printOption() {
- // String str1, str2;
- // if (do_hsb) {
- // str1 = "HSBHSBHSB...";
- // str2 = "HHH...SSS...BBB...";
- // } else {
- // str1 = "RGBRGBRGB...";
- // str2 = "RRR...GGG...BBB...";
- // }
- // if (option1) println("channels combined: " + str1);
- // else println("channels separated: " + str2);
- // }
- //
- // void printScale() {
- // println("Scale: 0.."+sc);
- // }
-
- float clamp(float c) {
- return(abs(c<0?256+c:c)%255.0);
- }
- void option2() {
- wtrafo(in1, n2);
- wbtrafo(out1, n2);
-
- wtrafo(in2, n2);
- wbtrafo(out2, n2);
-
- wtrafo(in3, n2);
- wbtrafo(out3, n2);
-
- for (int i=0; i<s; i++) {
- float r = clamp(out1[i]);
- float g = clamp(out2[i]);
- float b = clamp(out3[i]);
- renderer.fill(r, g, b);
- renderer.rect(i%img.width, i/img.width, 1, 1);
- }
- }
- void option1() {
- wtrafo(in, n);
- wbtrafo(out, n);
-
- float r=0, g=0, b=0;
- int state = 0;
-
- for (int i=0; i<raw.length; i++) {
- float c = clamp(out[i]);
- switch(state) {
- case 0:
- r = c;
- break;
- case 1:
- g = c;
- break;
- case 2:
- b = c;
- break;
- default:
- {
- r = c;
- renderer.fill(r, g, b);
- renderer.rect(floor(i/3.0)%img.width, floor(i/3.0)/img.width, 1, 1);
- state = 0;
- }
- }
- state++;
- }
- }
-
-
-
-
- void wbtrafo(float[] y, int n) {
- float[] d = new float[n];
- d[n-2] = w[n-1];
- int b1 = n-4;
- int b2 = n-2;
- int a=1;
- while (a<n/2) {
- for (int i=0; i<a; i++) {
- d[2*i+b1]=(d[i+b2]+w[i+b2])*sqrt05;
- d[2*i+1+b1]=(d[i+b2]-w[i+b2])*sqrt05;
- }
- b2=b1;
- b1=b1-4*a;
- a*=2;
- }
-
- for (int i=0; i<a; i++) {
- y[2*i]=(d[i]+w[i])*sqrt05;
- y[2*i+1]=(d[i]-w[i])*sqrt05;
- }
-
- for (int i=0; i<n; i++) y[i] *= scalingfactorout;
- }
-
- void wtrafo(float[] y, int n) {
- float[] d = new float[n];
- int a = n/2;
- for (int i=0; i<a; i++) {
- w[i] = (y[2*i]-y[2*i+1])*sqrt05;
- d[i] = (y[2*i]+y[2*i+1])*sqrt05;
- }
- int b1 = 0;
- int b2 = a;
- a/=2;
- while (a>0) {
- for (int i=0; i<a; i++) {
- w[i+b2]=(d[2*i+b1]-d[2*i+1+b1])*sqrt05;
- d[i+b2]=(d[2*i+b1]+d[2*i+1+b1])*sqrt05;
- }
- b1=b2;
- b2=b2+a;
- a/=2;
- }
- w[b2] = d[b1];
-
- for (int i=0; i<n-1; i++) w[i] = (int)(w[i]/scalingfactorin);
- if (w[n-1]>0) w[n-1] = (int)(w[n-1]/scalingfactorin+0.5);
- else w[n-1] = (int)(w[n-1]/scalingfactorin-0.5);
- }
- }
-
-
- /*
-
- AUECHO
-
- */
-
-
- class AUECHO extends Shader {
- final int[] blends = {BLEND, ADD, SUBTRACT, DARKEST, LIGHTEST, DIFFERENCE, EXCLUSION, MULTIPLY, SCREEN, OVERLAY, HARD_LIGHT, SOFT_LIGHT, DODGE, BURN};
- AUECHO() {
- name = "fxAUecho";
- params.add(new Param("mode", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
- params.add(new Param ("echo", FLOATVAL, 0.001, 1, new int[]{TRIANG, SINE, RAMPUPDOWN, }));
- params.add(new Param ("decay", FLOATVAL, 0.001, 1, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("blend mode", INTVAL, 0, this.blends.length-1, new int[]{RANDOM }));
- }
- void apply() {
- renderer.beginDraw();
- if (boolean((int)params.get(0).value)) {
- renderer.colorMode(HSB);
- colorMode(HSB);
- } else {
- renderer.colorMode(RGB);
- colorMode(RGB);
- }
- renderer.loadPixels();
-
- float _delay = params.get(1).value;
- float decay = params.get(2).value;
-
- int delay = (int)(renderer.pixels.length * _delay);
- color[] history = new color[renderer.pixels.length];
- int blendMode =this.blends[(int)params.get(3).value];
- for ( int i = 0, l = renderer.pixels.length; i<l; i++) {
- history[i] = renderer.pixels[i];
- }
- for ( int i = 0, l = renderer.pixels.length; i<l; i++) {
- int fromPos = i-delay < 0 ? l-abs(i-delay) : i-delay;
- color fromColor = history[fromPos];
- float r = red(fromColor) * decay;
- float g = green(fromColor) * decay;
- float b = blue(fromColor) * decay;
- color origColor = history[i];
- color toColor = color(
- r = r + red(origColor) > 255 ? r + red(origColor) - 255 : r + red(origColor), // simulate overflow ;)
- g = g + green(origColor) > 255 ? g + green(origColor) - 255 : g + green(origColor),
- b = b + blue(origColor) > 255 ? b + blue(origColor) - 255 : b + blue(origColor) );
-
- //renderer.pixels[i] = history[i] = toColor;
- renderer.pixels[i] = history[i] = blendColor(origColor, toColor, blendMode);
- }
- renderer.updatePixels();
- if (boolean((int)params.get(0).value)) {
- renderer.colorMode(RGB);
- colorMode(RGB);
- }
- renderer.endDraw();
- }
- }
-
-
- /*
-
- SLITSCAN
-
- */
-
-
- class SLITSCAN extends Shader {
- int[] fx;
- int[] fy;
- float[] phx;
- float[] phy;
- int[] sx, sy;
- boolean[] skipfx;
- boolean[] skipfy;
- boolean dox, doy;
- PImage buffer;
- float[][] ft = new float[2][32];
- int depth; // number of octaves
- int fxnum;
- int fynum;
- SLITSCAN() {
- name = "fxSlitSscan";
- buffer = createImage(renderer.width, renderer.height, ARGB);
- for (int i=0; i<32; i++) {
- ft[0][i] = pow(2.0, i);
- ft[1][i] = 0.5*1.0/ft[0][i];
- }
- }
-
- void apply() {
- renderer.beginDraw();
- renderer.colorMode(RGB);
- renderer.noStroke();
- colorMode(RGB);
- renderer.fill(255);
- buffer.resize(renderer.width, renderer.height);
- buffer = renderer.get(0, 0, renderer.width, renderer.height);
-
- //int s = buffer.width>buffer.height?buffer.height:buffer.width;
- int s = min(buffer.width, buffer.height);
-
- depth = (int)(log(s)/log(2));
-
- fxnum = (int)random(depth); ////
- fynum = (int)random(depth); ////
-
- fx = new int[fxnum+1];
- fy = new int[fynum+1];
- sx = new int[fxnum+1];
- sy = new int[fynum+1];
- phx = new float[fxnum+1];
- phy = new float[fynum+1];
- skipfx = new boolean[fxnum+1];
- skipfy = new boolean[fynum+1];
- for (int i=0; i<fxnum; i++) {
-
- fx[i]=(int)random(6);
- phx[i] = random(1);
- skipfx[i] = random(1)<0.2;
- sx[i] = random(1)<0.2?-1:1;
- }
- for (int i=0; i<fynum; i++) {
-
- fy[i]=(int)random(6);
- phy[i] = random(1);
- skipfy[i] = random(1)<0.2;
- sy[i] = random(1)<0.2?-1:1;
- }
-
- dox = random(1)<0.8;
- doy = dox?random(1)<0.8:true;
-
-
-
- float v=0;
- for (int y=0; y<buffer.height; y++)
- for (int x=0; x<buffer.width; x++) {
- float iy = map(y, 0, buffer.height, 0, 1);
-
- v=0;
- if (doy) for (int i=0; i<fy.length; i++)
- if (!skipfy[i]) v+=sy[i]*getValue(fy[i], iy, i, phy[i]);
-
- float ry = 2*iy+v;
- float y2 = (3*buffer.height+ry * buffer.height/2)%buffer.height;
-
- float ix = map(x, 0, buffer.width, 0, 1);
- v=0;
- if (dox) for (int i=0; i<fx.length; i++)
- if (!skipfx[i]) v+=sx[i]*getValue(fx[i], ix, i, phx[i]);
-
-
- float rx = 2*ix+v;
- float x2 = (3*buffer.width+rx * buffer.width/2)%buffer.width;
-
- renderer.fill(buffer.get((int)x2, (int)y2));
- renderer.rect(x, y, 1, 1);
- }
- renderer.endDraw();
- }
-
- float getValue(int fun, float idx, int freq, float phase) {
- switch(fun) {
- case 0:
- return getSin(idx, freq, phase);
- case 1:
- return getSaw(idx, freq, phase);
- case 2:
- return getTriangle(idx, freq, phase);
- case 3:
- return getCutTriangle(idx, freq, phase);
- case 4:
- return getSquare(idx, freq, phase);
- case 5:
- return getNoise(idx, freq, phase);
- default:
- return getSin(idx, freq, phase);
- }
- }
-
- float getNoise(float idx, int freq, float phase) {
- return 2*ft[1][freq]*(noise((idx+phase)*ft[0][freq])-0.5);
- }
-
- float getSin(float idx, int freq, float phase) {
- float p = ft[0][freq];
- return ft[1][freq] * sin(idx*TWO_PI*p+phase*TWO_PI);
- }
-
- float getSaw(float idx, int freq, float phase) {
- float p = ft[0][freq];
- float rp = 2.0*ft[1][freq];
- float p2 = p*((idx+phase+ft[1][freq])%1.0);
- return rp*(p2-floor(p2)-0.5);
- }
-
- float getSquare(float idx, int freq, float phase) {
- float p = ft[0][freq];
- float rp = ft[1][freq];
- return (((idx*p)+phase)%1.0)<0.5?rp:-rp;
- }
-
- float getTriangle(float idx, int freq, float phase) {
- return 2*abs(getSaw(idx, freq, phase+0.5*ft[1][freq]))-ft[1][freq];
- }
-
- float getCutTriangle(float idx, int freq, float phase) {
- return constrain(getTriangle(idx, freq, phase), -ft[1][freq+1], ft[1][freq+1]);
- }
- }
-
- /*
-
- WAHWAH
-
- */
-
-
- class WAHWAH extends Shader {
- float sequence, lfoskip, xn1, xn2, yn1, yn2, b0, b1, b2, a0, a1, a2, freqofs, freq, freqoff, startsequence, res, depth;
- float mCurRate = 0.4, skipcount = 0;
- int lfoskipsamples = 0;
- float frequency, omega, sn, cs, alpha;
- float in, out;
- float val;
- WAHWAH() {
- name = "fxWahWah";
- //params.add(new Param("mode", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
- params.add(new Param ("resolution", FLOATVAL, 1, 100, new int[]{TRIANG, SINE, RAMPUPDOWN, }));
- params.add(new Param ("depth", FLOATVAL, 0.0001, 1, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("frequency offset", FLOATVAL, 0, 1, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("mCurRate", FLOATVAL, 0, 1, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- // params.add(new Param ("blend mode", INTVAL, 0, this.blends.length-1, new int[]{RANDOM }));
- }
- void apply() {
- res = params.get(0).value;
- depth = params.get(1).value;
- freqofs = params.get(2).value;
- //res = 12.5
- //depth = 0.8;
- //freqofs = 0.9;
-
- freq = 1.5;
- startsequence = 0.2;
- lfoskip = freq * 2 * PI / mCurRate;
- skipcount = xn1 = xn2 = yn1 = yn2 = b0 = b1 = b2 = a0 = a1 = a2 = 0;
- sequence = startsequence;
-
- renderer.beginDraw();
- renderer.colorMode(RGB);
- renderer.loadPixels();
- float[] rgb = new float[3];
- for ( int i = 0, len = renderer.pixels.length; i < len; i++) {
- rgb[0] = red(renderer.pixels[i]);
- rgb[1] = green(renderer.pixels[i]);
- rgb[2] = blue(renderer.pixels[i]);
- for ( int ri = 0; ri < 3; ri++ ) {
- in = map(rgb[ri], 0, 255, 0, 1);
- frequency = (1+cos(skipcount * lfoskip + sequence ))/2;
- frequency = frequency * depth * (1-freqofs) + freqofs;
- frequency = exp((frequency - 1) * 6 );
- omega = PI * frequency;
- sn = sin(omega);
- cs = cos(omega);
- alpha = sn/(2*res);
- b0 = (1-cs) /2;
- b1 = 1 - cs;
- b2 = (1-cs)/2;
- a0 = 1 + alpha;
- a1 = -2 * cs;
- a2 = 1 - alpha;
- out = ( b0 * in + b1 * xn1 + b2 * xn2 - a1 * yn1 - a2 * yn2 ) / a0;
- xn2 = xn1;
- xn1 = in;
- yn2 = yn1;
- yn1 = out;
- rgb[ri] = map(out, 0, 1, 0, 255);
- }
- renderer.pixels[i] = color(rgb[0], rgb[1], rgb[2]);
- }
-
- renderer.updatePixels();
- renderer.endDraw();
- }
- }
-
-
- /*
-
- PHASER
-
- */
-
-
- class PHASER extends Shader {
- //float samplerate = 92230.0; // try setting this to 44100.0 or 2048.5 for kicks
- float samplerate = 44100; // try setting this to 44100.0 or 2048.5 for kicks
- int mode;
- PHASER() {
- name ="fxPhaser";
- params.add(new Param("mode", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
- params.add(new Param ("frequency", FLOATVAL, 0.1, 40.0, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("depth", INTVAL, 1, 255, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("feedback", INTVAL, -100, 100, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("phase", FLOATVAL, 0, TWO_PI, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("stages", INTVAL, 1, 24, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("sample rate", FLOATVAL, 512, 92230, new int[]{TRIANG, SINE, RAMPUPDOWN }));
-
-
- //params.add(new Param ("frequency offset", FLOATVAL, 0, 1, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- }
- /*
- mDepth = (int) map(knobZero, 0, 255, 255, 0);
- mFeedback = (int) map(knobOne, 0, 255, -100, 100);
- // enable these for some more fun :)
- if (mode == 1) {
- mSampleRate = map(knobTwo, 0, 255, 1, 512);
- mStages = (int) ( 2*map(knobThree, 0, 255, 1, 12));
- }
- */
-
- void apply() {
- mode = (int)params.get(0).value;
- float mFreq = params.get(1).value;
-
- int mDryWet = 255;
-
-
- int mDepth = (int)params.get(2).value;
- int mFeedback = (int)params.get(3).value;
- float mPhase = params.get(4).value;
-
- //these two are only changed if mode = 1
- int mStages = 2;
- float mSampleRate = samplerate;
-
- renderer.beginDraw();
- renderer.colorMode(RGB);
- renderer.loadPixels();
-
-
- //constants
- float phaserlfoshape = 4.0;
- int lfoskipsamples = 20; //how many samples are processed before recomputing lfo
- int numStages = 24;
-
-
- //getParams
- /*
- Phaser Parameters
- mFreq - Phaser's LFO frequency
- mPhase - Phaser's LFO startsequence (radians), needed for stereo Phasers
- mDepth - Phaser depth (0 - no depth, 255 - max depth)
- mStages - Phaser stages (recomanded from 2 to 16-24, and EVEN NUMBER)
- mDryWet - Dry/wet mix, (0 - dry, 128 - dry=wet, 255 - wet)
- mFeedback - Phaser FeedBack (0 - no feedback, 100 = 100% Feedback,
- -100 = -100% FeedBack)
- */
- // enable these for some more fun :)
- if (mode == 1) {
- mStages = (int)params.get(5).value;
- mSampleRate = params.get(6).value;
- }
- //init
- float gain = 0, fbout = 0;
- float lfoskip = mFreq * 2 * PI / mSampleRate;
- float sequence = mPhase * PI / 180;
-
- float[] old = new float[mStages];
- for ( int j = 0; j < mStages; j++) {
- old[j] = 0.0;
- }
-
- /* EffectPhaser::ProcessBlock */
- int skipcount = 0;
-
- float[] rgb = new float[3];
- for ( int i = 0, l = renderer.pixels.length; i<l; i++ ) {
- color c = renderer.pixels[i];
- rgb[0] = map(red(c), 0, 255, 0, 1);
- rgb[1] = map(green(c), 0, 255, 0, 1);
- rgb[2] = map(blue(c), 0, 255, 0, 1);
- for ( int ci = 0; ci < 3; ci++) {
- float in = rgb[ci];
- float m = in + fbout * mFeedback / 100;
- if ( (( skipcount++) % lfoskipsamples ) == 0 ) { //recomopute lfo
- gain = (1.0 + cos(skipcount * lfoskip + sequence)) / 2.0; //compute sine between 0 and 1
- gain = exp(gain * phaserlfoshape) / exp(phaserlfoshape); // change lfo shape
- gain = 1.0 - gain / 255.0 * mDepth; // attenuate the lfo
- }
- //phasing routine
- for ( int j = 0; j<mStages; j++) {
- float tmp = old[j];
- old[j] = gain * tmp + m;
- m = tmp - gain * old[j];
- }
- fbout = m;
- rgb[ci] = (float) (( m * mDryWet + in * (255-mDryWet)) / 255);
- }
- color rc = color(
- map(rgb[0], 0, 1, 0, 255),
- map(rgb[1], 0, 1, 0, 255),
- map(rgb[2], 0, 1, 0, 255));
- renderer.pixels[i] = rc;
- }
- renderer.updatePixels();
- renderer.endDraw();
- }
- }
-
-
- /*
-
- ECHO
-
- */
-
-
- class ECHO extends Shader {
- int mode = 0;
- PImage result;
- ECHO() {
- name = "fxEcho";
- params.add(new Param("mode", INTVAL, 0, 1, new int[]{RANDOM, SQUAR}));
- params.add(new Param ("xp", INTVAL, 0, 100, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param ("yp", INTVAL, 0, 100, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- result = createImage(renderer.width, renderer.height, RGB);
- }
- void apply() {
- mode = (int)params.get(0).value;
-
- int xp = (int)params.get(1).value;
- int yp = (int)params.get(2).value;
-
- renderer.beginDraw();
- renderer.colorMode(RGB);
- colorMode(RGB);
- if (mode == 0) {
- renderer.image(auEcho(renderer, xp, yp), 0, 0);
- } else if (mode == 1) {
- renderer.image(auEchoWTF(renderer, xp, yp), 0, 0);
- }
- renderer.endDraw();
- }
-
-
- PImage auEcho(PImage img, int xp, int yp) {
- result.resize(img.width, img.height);
- float _delay = map(xp, 0, 100, 0.001, 1.0);
- float decay = map(yp, 0, 100, 0.0, 1.0);
- int delay = (int)(img.pixels.length * _delay);
- color[] history = new color[img.pixels.length];
- int blendMode = BLEND;
- img.loadPixels();
- result.loadPixels();
- for ( int i = 0, l = img.pixels.length; i<l; i++) {
- history[i] = img.pixels[i];
- }
- for ( int i = 0, l = img.pixels.length; i<l; i++) {
- int fromPos = i-delay < 0 ? l-abs(i-delay) : i-delay;
- color fromColor = history[fromPos];
- float r = red(fromColor) * decay;
- float g = green(fromColor) * decay;
- float b = blue(fromColor) * decay;
- color origColor = history[i];
- color toColor = color(
- r + red(origColor),
- g + green(origColor),
- b + blue(origColor) );
-
- result.pixels[i] = history[i] = blendColor(origColor, toColor, blendMode);
- }
- return result;
- }
-
- PImage auEchoWTF(PImage img, int xp, int yp) {
- result.resize(img.width, img.height);
-
- float delay = map(xp, 0, 100, 0.001, 5);
- float decay = map(yp, 0, 100, 0.0, 5.0);
- int histPos = 0;
- int histLen = img.pixels.length*3;
- float[] history = new float[histLen*3];
-
- img.loadPixels();
- result.loadPixels();
- float ibuf = 0.0, obuf = 0.0;
- float[] rgb = new float[3];
- for ( int i = 0, l = img.pixels.length; i<l; i++, histPos++) {
- color c = img.pixels[i];
- rgb[0] = map(red(c), 0, 255, 0, 1);
- rgb[1] = map(green(c), 0, 255, 0, 1);
- rgb[2] = map(blue(c), 0, 255, 0, 1);
- history[i] = rgb[0];
- history[i+1] = rgb[1];
- history[i+2] = rgb[2];
- }
- for ( int i = 0, l = img.pixels.length; i<l; i++, histPos++) {
- color c = img.pixels[i];
- rgb[0] = map(red(c), 0, 255, 0, 1);
- rgb[1] = map(green(c), 0, 255, 0, 1);
- rgb[2] = map(blue(c), 0, 255, 0, 1);
-
- if ( histPos == histLen ) histPos = 0;
- for ( int ri = 0; ri < 3; ri++ ) {
- history[histPos+ri] = rgb[ri] = rgb[ri] + history[histPos+ri] * decay;
- }
- color out = color(
- (int)map(rgb[0], 0, 1, 0, 255),
- (int)map(rgb[1], 0, 1, 0, 255),
- (int)map(rgb[2], 0, 1, 0, 255));
- result.pixels[i] = out;
- }
-
- return result;
- }
- }
-
- /*
-
- DARKER
-
- */
-
- class DARKER extends Shader {
- float thresh = 127;
- float darken = 150;
- int mode = 1;
- int bangCount = 0;
- DARKER() {
- name = "fxDarker";
- params.add(new Param("count", INTVAL, 1, 4, new int[]{TRIANG, SINE, RAMPUPDOWN, TAN, TANINVERSE}));
- params.add(new Param("threshold", INTVAL, 60, 180, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("darken", INTVAL, 140, 220, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- params.add(new Param("mode", INTVAL, 0, 1, new int[]{SQUAR, RANDOM}));
-
-
- //thresh = int(random(60, 180));
- //darken = int(random(140, 220));
- }
-
- void apply() {
- // bright = knobZero;
- int count = int(params.get(0).value);
- darken = int(params.get(1).value);
- thresh = int(params.get(2).value);
- mode = int(params.get(3).value);
-
- renderer.beginDraw();
- renderer.colorMode(HSB);
- colorMode(HSB);
- renderer.loadPixels();
-
- if (mode == 0) {
- for (int h = 1; h < count+1; h++) {
- for (int i = 0; i < renderer.width*renderer.height; i++) {
- float hue = hue(renderer.pixels[i]);
- float sat = saturation(renderer.pixels[i]);
- float bright = brightness(renderer.pixels[i]);
-
- if (bright > thresh/h) {
- bright -= darken/h;
- constrain(bright, 0, 255);
- }
- color c = color(hue, sat, bright);
- renderer.pixels[i] = c;
- }
- }
- } else if (mode == 1) {
- for (int h = 1; h < count+1; h++) {
- for (int i = 0; i < renderer.width*renderer.height; i++) {
- float hue = hue(renderer.pixels[i]);
- float sat = saturation(renderer.pixels[i]);
- float bright = brightness(renderer.pixels[i]);
-
- if (bright < thresh/h) {
- bright -= darken/h;
- constrain(bright, 0, 255);
- }
- color c = color(hue, sat, bright);
- renderer.pixels[i] = c;
- }
- }
- }
- renderer.updatePixels();
- renderer.endDraw();
- colorMode(RGB);
- }
- }
-
-
- /*
-
- BRIGHTER
-
- */
-
- class BRIGHTER extends Shader {
- float thresh = 120;
- float thresh2 = 150;
- float brighten = 180;
- float speed;
- BRIGHTER() {
- name = "fxBrighter";
- params.add(new Param("threshold", INTVAL, 0, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("threshold 2", INTVAL, 0, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("brighten", INTVAL, 0, 255, new int[]{TRIANG, SINE, RAMPUPDOWN }));
- }
-
- void apply() {
- brighten = int(params.get(2).value);
- thresh2 = int(params.get(1).value);
- thresh = int(params.get(0).value);
-
- renderer.beginDraw();
- renderer.colorMode(HSB);
- colorMode(HSB);
- renderer.loadPixels();
- for (int i = 0; i < renderer.width*renderer.height; i++) {
- float hue = hue(renderer.pixels[i]);
- float sat = saturation(renderer.pixels[i]);
- float bright = brightness(renderer.pixels[i]);
- if (bright < thresh && bright > thresh2) {
- bright += brighten;
- constrain(bright, 0, 255);
- }
- color c = color(hue, sat, bright);
- renderer.pixels[i] = c;
- }
- renderer.colorMode(RGB);
- renderer.updatePixels();
- renderer.endDraw();
- colorMode(RGB);
- }
- }
-
- /*
-
- AMPLIFY
-
- */
-
-
- //13
- class AMPLIFY extends Shader {
- int spawnT;
- float h, s, b;
- AMPLIFY() {
- name = "fxAmplify";
- params.add(new Param("hue / red", FLOATVAL, -255, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("saturation / green", FLOATVAL, -255, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("brightness / blue", FLOATVAL, -255, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("RGB / HSB", INTVAL, 0, 1, new int[]{SQUAR, RANDOM}));
- }
- void apply() {
- renderer.beginDraw();
- if (params.get(3).value > 0) colorMode(HSB);
- else {
- colorMode(RGB);
- }
- renderer.loadPixels();
- for (int i = 0; i < renderer.width*renderer.height; i++) {
- float h = hue(renderer.pixels[i]);
- float s = saturation(renderer.pixels[i]);
- float b = brightness(renderer.pixels[i]);
- renderer.pixels[i] = color(h+params.get(0).value, s+params.get(1).value, b+params.get(2).value);
- }
- renderer.updatePixels();
- renderer.endDraw();
- colorMode(RGB);
- }
- }
-
- /*
-
- BROKENCOLORROT
-
- */
-
-
- class BROKENCOLORROT extends Shader {
- int spawnT;
- float h, s, b;
- BROKENCOLORROT() {
- name = "fxBrokenColorRot";
-
- params.add(new Param("hue", INTVAL, 0, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("saturation", INTVAL, 0, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("brightness", INTVAL, 0, 255, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("mode", INTVAL, 0, 1, new int[]{SQUAR, RANDOM}));
- }
- void apply() {
- renderer.beginDraw();
- if (params.get(3).value > 0) colorMode(HSB);
- else {
- colorMode(RGB);
- }
- renderer.loadPixels();
- float h = params.get(0).value;
- float s = params.get(1).value;
- float b = params.get(2).value;
- for (int i = 0; i < renderer.width*renderer.height; i++) {
- h = hue(renderer.pixels[i])+h;
- if (h > 255) h -= 255;
- s = saturation(renderer.pixels[i])+s;
- if (s > 255) s -= 255;
- b = brightness(renderer.pixels[i])+b;
- if (b > 255) b -= 255;
- renderer.pixels[i] = color(h, s, b);
- }
- renderer.updatePixels();
- renderer.endDraw();
- colorMode(RGB);
- }
- }
-
-
-
- /*
-
- POSTERIZE
-
- */
-
- class POSTER extends Shader {
- POSTER() {
- name = "fxPosterize";
- params.add(new Param("levels", INTVAL, 2, 10, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- }
- void apply() {
- renderer.beginDraw();
- renderer.filter(POSTERIZE, (int)params.get(0).value);
- renderer.endDraw();
- }
- }
-
- /*
-
- DUAL
-
- */
-
- class DUAL extends Shader {
- PImage buffer;
- int dualColor;
- int dirx = 1;
- int diry = 1;
- DUAL() {
- name = "fxDual";
- params.add(new Param("dual color", INTVAL, 2000000, 15000000, new int[]{SAWTOOTH, TRIANG, SINE, TAN, TANINVERSE, RAMPUPDOWN, RAMP, RAMPINVERSE}));
- params.add(new Param("flip direction", INTVAL, 0, 3, new int[]{RANDOM}));
- params.add(new Param("mode", INTVAL, 0, 1, new int[]{SQUAR, RANDOM}));
- buffer = createImage(renderer.width, renderer.height, ARGB);
- }
- void apply() {
- switch((int)params.get(1).value) {
- case(0):
- dirx = 1;
- diry = 1;
- break;
- case(1):
- dirx = -1;
- diry = 1;
- break;
- case(2):
- dirx = 1;
- diry = -1;
- break;
- case(3):
- dirx = -1;
- diry = -1;
- break;
- }
- dualColor = (int)params.get(0).value;
- buffer.resize(renderer.width, renderer.height);
- renderer.beginDraw();
- renderer.loadPixels();
- buffer.loadPixels();
- if ((int)params.get(2).value > 0) {
- for (int i = 0; i < renderer.width*renderer.height; i++) {
- buffer.pixels[i] = renderer.pixels[i]+dualColor;
- }
- } else {
- for (int i = 0; i < renderer.width*renderer.height; i++) {
- buffer.pixels[i] = renderer.pixels[i]+dualColor;
- buffer.pixels[i] = buffer.pixels[i]+i/10;
- }
- }
- buffer.updatePixels();
- renderer.updatePixels();
- renderer.pushMatrix();
- renderer.scale(dirx, diry);
- renderer.image(buffer, 0, 0, dirx * renderer.width, diry * renderer.height);
- renderer.popMatrix();
- renderer.endDraw();
- }
- }
-
- /*
-
- GRAUZONE
-
- */
-
- class GRAUZONE extends Shader {
- int nFrames = 20;
- int iWrite = 0, iRead = 1;
- PImage[] buffer;
- PGraphics grauz;
- GRAUZONE() {
- name = "fxGrauzone";
- params.add(new Param("delay (in frames)", INTVAL, 3, 100, new int[]{RANDOM}));
- nFrames = (int)params.get(0).value;
- buffer = new PImage[nFrames];
- }
- int nFramesPrev;
- void apply() {
- nFramesPrev = nFrames;
- if (nFramesPrev != (int)params.get(0).value) {
- iWrite = 0;
- iRead = 1;
- int nFramesOld = nFrames;
- nFrames = (int)params.get(0).value;
- if (nFrames > nFramesOld) {
- buffer = new PImage[nFrames];
- }
- }
-
- buffer[iWrite] = renderer.get();
- grauz = createGraphics(renderer.width, renderer.height);
- grauz.beginDraw();
- // grauz.resize(renderer.width, renderer.height);
- buffer[iWrite] = renderer.get();
- if (buffer[iRead] != null) {
- grauz.tint(255, 127);
- buffer[iRead].filter(INVERT);
- grauz.image(buffer[iRead], 0, 0, renderer.width, renderer.height);
- grauz.tint(255, 255);
- }
- grauz.endDraw();
- renderer.beginDraw();
- renderer.image(grauz, 0, 0, renderer.width, renderer.height);
- renderer.endDraw();
-
-
- iWrite++;
- iRead++;
- if (iRead >= nFrames-1) {
- iRead = 0;
- }
- if (iWrite >= nFrames-1) {
- iWrite = 0;
- }
- }
- }
-
-
-
- /*
-
- BUFFER
-
- */
-
- class BUFFER extends Shader {
- BUFFER() {
- name = "BUFFER";
- }
- }
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
- // name
- String getColorspaceName(int cs) {
- switch(cs) {
- case OHTA:
- return "OHTA";
- case CMY:
- return "CMY";
- case XYZ:
- return "XYZ";
- case YXY:
- return "YXY";
- case HCL:
- return "HCL";
- case LUV:
- return "LUV";
- case LAB:
- return "LAB";
- case HWB:
- return "HWB";
- case HSB:
- return "HSB";
- case RGGBG:
- return "R-GGB-G";
- case YPbPr:
- return "YPbPr";
- case YCbCr:
- return "YCbCr";
- case YDbDr:
- return "YDbDr";
- case GS:
- return "Greyscale";
- case YUV:
- return "YUV";
- default:
- return "RGB";
- }
- }
-
- // colorspace converters
- color fromColorspace(color c, int cs) {
- switch(cs) {
- case OHTA:
- return fromOHTA(c);
- case CMY:
- return fromCMY(c);
- case XYZ:
- return fromXYZ(c);
- case YXY:
- return fromYXY(c);
- case HCL:
- return fromHCL(c);
- case LUV:
- return fromLUV(c);
- case LAB:
- return fromLAB(c);
- case HWB:
- return fromHWB(c);
- case HSB:
- return fromHSB(c);
- case RGGBG:
- return fromRGGBG(c);
- case YPbPr:
- return fromYPbPr(c);
- case YCbCr:
- return fromYCbCr(c);
- case YDbDr:
- return fromYDbDr(c);
- case GS:
- return tofromGS(c);
- case YUV:
- return fromYUV(c);
- default:
- return c;
- }
- }
-
- color toColorspace(color c, int cs) {
- switch(cs) {
- case OHTA:
- return toOHTA(c);
- case CMY:
- return toCMY(c);
- case XYZ:
- return toXYZ(c);
- case YXY:
- return toYXY(c);
- case HCL:
- return toHCL(c);
- case LUV:
- return toLUV(c);
- case LAB:
- return toLAB(c);
- case HWB:
- return toHWB(c);
- case HSB:
- return toHSB(c);
- case RGGBG:
- return toRGGBG(c);
- case YPbPr:
- return toYPbPr(c);
- case YCbCr:
- return toYCbCr(c);
- case YDbDr:
- return toYDbDr(c);
- case YUV:
- return toYUV(c);
- case GS:
- return tofromGS(c);
- default:
- return c;
- }
- }
-
- // Colorspace converters
-
- final int getR(color c) {
- return (c & 0xff0000) >> 16;
- }
- final int getG(color c) {
- return (c & 0xff00) >> 8;
- }
- final int getB(color c) {
- return c & 0xff;
- }
-
- final int getLuma(color c) {
- return constrain((int)(0.2126*getR(c)+0.7152*getG(c)+0.0722*getB(c)), 0, 255);
- }
-
- int getChannel(color c, int ch) {
- switch(ch) {
- case 0 :
- return getR(c);
- case 1 :
- return getG(c);
- case 2 :
- return getB(c);
- default:
- return 0;
- }
- }
-
- // normalized versions
- final float getNR(color c) {
- return r255[(c & 0xff0000) >> 16];
- }
- final float getNG(color c) {
- return r255[(c & 0xff00) >> 8];
- }
- final float getNB(color c) {
- return r255[c & 0xff];
- }
- final float getNLuma(color c) {
- return r255[getLuma(c)];
- }
-
- color blendRGB(color c, int r, int g, int b) {
- return (c & 0xff000000) | (constrain(r, 0, 255) << 16) | (constrain(g, 0, 255) << 8 ) | constrain(b, 0, 255);
- }
-
- color blendRGB(color c, float r, float g, float b) {
- return blendRGB(c, (int)(r*255), (int)(g*255), (int)(b*255));
- }
-
- /**************
- * Greyscale
- **************/
-
- color tofromGS(color c) {
- int l = getLuma(c);
- return blendRGB(c, l, l, l);
- }
-
- /**************
- * YUV
- **************/
-
- final static float Umax = 0.436 * 255.0;
- final static float Vmax = 0.615 * 255.0;
-
- color toYUV(color c) {
- int R = getR(c);
- int G = getG(c);
- int B = getB(c);
-
- int Y = (int)( 0.299*R+0.587*G+0.114*B);
- int U = (int)map(-0.14713*R-0.28886*G+0.436*B, -Umax, Umax, 0, 255);
- int V = (int)map(0.615*R-0.51499*G-0.10001*B, -Vmax, Vmax, 0, 255);
-
- return blendRGB(c, Y, U, V);
- }
-
- color fromYUV(color c) {
- int Y = getR(c);
- float U = map(getG(c), 0, 255, -Umax, Umax);
- float V = map(getB(c), 0, 255, -Vmax, Vmax);
-
- int R = (int)(Y + 1.13983*V);
- int G = (int)(Y - 0.39465*U - 0.58060*V);
- int B = (int)(Y + 2.03211*U);
-
- return blendRGB(c, R, G, B);
- }
-
- /**************
- * YDbDr
- **************/
-
- color toYDbDr(color c) {
- int R = getR(c);
- int G = getG(c);
- int B = getB(c);
-
- int Y = (int)( 0.299*R+0.587*G+0.114*B);
- int Db = (int)(127.5+(-0.450*R-0.883*G+1.333*B)/2.666);
- int Dr = (int)(127.5+(-1.333*R+1.116*G+0.217*B)/2.666);
-
- return blendRGB(c, Y, Db, Dr);
- }
-
- color fromYDbDr(color c) {
- int Y = getR(c);
- float Db = (getG(c)-127.5)*2.666;
- float Dr = (getB(c)-127.5)*2.666;
-
- int R = (int)(Y + 9.2303716147657e-05*Db-0.52591263066186533*Dr);
- int G = (int)(Y - 0.12913289889050927*Db+0.26789932820759876*Dr);
- int B = (int)(Y + 0.66467905997895482*Db-7.9202543533108e-05*Dr);
-
- return blendRGB(c, R, G, B);
- }
-
- /**************
- * YCbCr
- **************/
-
- color toYCbCr(color c) {
- int R = getR(c);
- int G = getG(c);
- int B = getB(c);
-
- int Y = (int)( 0.2988390*R+0.5868110*G+0.1143500*B);
- int Cb = (int)(-0.168736*R-0.3312640*G+0.5000000*B+127.5);
- int Cr = (int)( 0.5000000*R-0.4186880*G-0.0813120*B+127.5);
-
- return blendRGB(c, Y, Cb, Cr);
- }
-
- color fromYCbCr(color c) {
- int Y = getR(c);
- float Cb = getG(c) - 127.5;
- float Cr = getB(c) - 127.5;
-
- int R = (int)(Y + 1.402*Cr)+1; // some fix
- int G = (int)(Y-0.344136*Cb-0.714136*Cr);
- int B = (int)(Y+1.772000*Cb)+1; // some fix
-
- return blendRGB(c, R, G, B);
- }
-
- /**************
- * YPbPr
- **************/
-
- color toYPbPr(color c) {
- int R = getR(c);
- int B = getB(c);
-
- int Y = getLuma(c);
- int Pb = B - Y;
- int Pr = R - Y;
- if (Pb<0) Pb+=256;
- if (Pr<0) Pr+=256;
- return blendRGB(c, Y, Pb, Pr);
- }
-
- color fromYPbPr(color c) {
- int Y = getR(c);
- int B = getG(c) + Y;
- int R = getB(c) + Y;
- if (R>255) R-=256;
- if (B>255) B-=256;
-
- int G = (int)((Y-0.2126*R-0.0722*B)/0.7152);
-
- return blendRGB(c, R, G, B);
- }
-
-
- /**************
- * R-G,G,B-G
- **************/
-
- color toRGGBG(color c) {
- int G = getG(c);
- int R = getR(c)-G;
- int B = getB(c)-G;
- if (R<0) R+=256;
- if (B<0) B+=256;
- return blendRGB(c, R, G, B);
- }
-
- color fromRGGBG(color c) {
- int G = getG(c);
- int R = getR(c)+G;
- int B = getB(c)+G;
- if (R>255) R-=256;
- if (B>255) B-=256;
- return blendRGB(c, R, G, B);
- }
-
- /**************
- * HWB
- **************/
-
- color toHSB(color c) {
- int R = getR(c);
- int G = getG(c);
- int B = getB(c);
-
- int _min = min(R, G, B);
- int _max = max(R, G, B);
- float delta = _max-_min;
- float saturation = delta/_max;
- float brightness = r255[_max];
- if (delta == 0.0) return blendRGB(c, 0.0, saturation, brightness);
- float hue = 0;
- if (R == _max) hue = (G-B)/delta;
- else if (G == _max) hue = 2.0 + (B-R)/delta;
- else hue = 4.0 + (R-G)/delta;
- hue /= 6.0;
- if (hue < 0.0) hue += 1.0;
- return blendRGB(c, hue, saturation, brightness);
- }
-
- color fromHSB(color c) {
- float S = getNG(c);
- float B = getNB(c);
- if (S == 0.0) return blendRGB(c, B, B, B);
-
- float h = 6.0 * getNR(c);
- float f = h-floor(h);
- float p = B*(1.0-S);
- float q = B*(1.0-S*f);
- float t = B*(1.0-(S*(1.0-f)));
-
- float r, g, b;
- switch((int)h) {
- case 1:
- r=q;
- g=B;
- b=p;
- break;
- case 2:
- r=p;
- g=B;
- b=t;
- break;
- case 3:
- r=p;
- g=q;
- b=B;
- break;
- case 4:
- r=t;
- g=p;
- b=B;
- break;
- case 5:
- r=B;
- g=p;
- b=q;
- break;
- default:
- r=B;
- g=t;
- b=p;
- break;
- }
- return blendRGB(c, r, g, b);
- }
-
-
-
- /**************
- * HWB
- **************/
-
- color toHWB(color c) {
- int R = getR(c);
- int G = getG(c);
- int B = getB(c);
-
- int w = min(R, G, B);
- int v = max(R, G, B);
-
- int hue;
- if (v == w) hue = 255;
- else {
- float f = ((R == w) ? G-B : ((G == w) ? B-R : R-G));
- float p = (R == w) ? 3.0 : ((G == w) ? 5.0 : 1.0);
- hue = (int)map((p-f/(v-w))/6.0, 0, 1, 0, 254);
- }
- return blendRGB(c, hue, w, 255-v);
- }
-
- color fromHWB(color c) {
- int H = getR(c);
- int B = 255-getB(c);
- if (H == 255) return blendRGB(c, B, B, B);
- else {
- float hue = map(H, 0, 254, 0, 6);
- float v = r255[B];
- float whiteness = getNG(c);
- int i = (int)floor(hue);
- float f = hue-i;
- if ((i&0x01)!= 0) f=1.0-f;
- float n = whiteness+f*(v-whiteness);
- float r, g, b;
- switch(i) {
- case 1:
- r=n;
- g=v;
- b=whiteness;
- break;
- case 2:
- r=whiteness;
- g=v;
- b=n;
- break;
- case 3:
- r=whiteness;
- g=n;
- b=v;
- break;
- case 4:
- r=n;
- g=whiteness;
- b=v;
- break;
- case 5:
- r=v;
- g=whiteness;
- b=n;
- break;
- default:
- r=v;
- g=n;
- b=whiteness;
- break;
- }
- return blendRGB(c, r, g, b);
- }
- }
-
- /**************
- * Lab
- **************/
-
- final static float D65X=0.950456;
- final static float D65Y=1.0;
- final static float D65Z=1.088754;
- final static float CIEEpsilon=(216.0/24389.0);
- final static float CIEK=(24389.0/27.0);
- final static float CIEK2epsilon = CIEK * CIEEpsilon;
- final static float D65FX_4 = 4.0*D65X/(D65X+15.0*D65Y+3.0*D65Z);
- final static float D65FY_9 = 9.0*D65Y/(D65X+15.0*D65Y+3.0*D65Z);
- final static float RANGE_X = 100.0 * (0.4124+0.3576+0.1805);
- final static float RANGE_Y = 100.0;
- final static float RANGE_Z = 100.0 * (0.0193+0.1192+0.9505);
- final static float mepsilon = 1.0e-10;
- final static float corrratio = 1.0/2.4;
- final static float One_Third = 1.0/3.0;
- final static float one_hsixteen = 1.0/116.0;
-
- color toLAB(color c) {
- PVector xyz = _toXYZ(getNR(c), getNG(c), getNB(c));
- xyz.div(100.0);
- xyz.x /= D65X;
- xyz.y /= D65Y;
- xyz.z /= D65Z;
- float x, y, z;
-
- if (xyz.x > CIEEpsilon) {
- x = pow(xyz.x, One_Third);
- } else {
- x= (CIEK*xyz.x+16.0)*one_hsixteen;
- }
-
- if (xyz.y > CIEEpsilon) {
- y = pow(xyz.y, One_Third);
- } else {
- y = (CIEK*xyz.y+16.0)*one_hsixteen;
- }
-
- if (xyz.z > CIEEpsilon) {
- z = pow(xyz.z, One_Third);
- } else {
- z = (CIEK*xyz.z+16.0)*one_hsixteen;
- }
-
- float L = 255.0*(((116.0*y)-16.0)*0.01);
- float a = 255.0*(0.5*(x-y)+0.5);
- float b = 255.0*(0.5*(y-z)+0.5);
-
- return blendRGB(c, round(L), round(a), round(b));
- }
-
- color fromLAB(color c) {
- float L = 100*getNR(c);
- float a = getNG(c)-0.5;
- float b = getNB(c)-0.5;
-
- float y = (L+16.0)*one_hsixteen;
- float x = y+a;
- float z = y-b;
-
- float xxx=x*x*x;
- if (xxx>CIEEpsilon) {
- x = xxx;
- } else {
- x = (116.0*x-16.0)/CIEK;
- }
-
- float yyy=y*y*y;
- if (yyy>CIEEpsilon) {
- y = yyy;
- } else {
- y = L/CIEK;
- }
-
- float zzz=z*z*z;
- if (zzz>CIEEpsilon) {
- z = zzz;
- } else {
- z = (116.0*z-16.0)/CIEK;
- }
-
- return _fromXYZ(c, RANGE_X*x, RANGE_Y*y, RANGE_Z*z);
- }
-
- /**************
- * Luv
- **************/
-
- final float PerceptibleReciprocal(float x) {
- float sgn = x < 0.0 ? -1.0 : 1.0;
- if ((sgn * x) >= mepsilon) return (1.0 / x);
- return (sgn/mepsilon);
- }
-
- color toLUV(color c) {
- PVector xyz = _toXYZ(getNR(c), getNG(c), getNB(c));
- xyz.div(100.0);
- float d = xyz.y; // / D65Y;
- float L;
- if (d > CIEEpsilon) L = 116.0*pow(d, One_Third)-16.0;
- else L = CIEK * d;
- float alpha = PerceptibleReciprocal(xyz.x + 15.0 * xyz.y + 3.0 * xyz.z);
- float L13 = 13.0 * L;
- float u = L13 * ((4.0 * alpha * xyz.x)-D65FX_4);
- float v = L13 * ((9.0 * alpha * xyz.y)-D65FY_9);
- L /= 100.0;
- u=(u+134.0)/354.0;
- v=(v+140.0)/262.0;
- return blendRGB(c, round(L*255), round(u*255), round(v*255));
- }
-
- color fromLUV(color c) {
- float L = 100.0*getNR(c);
- float u = 354.0*getNG(c)-134.0;
- float v = 262.0*getNB(c)-140.0;
- float X, Y, Z;
- if (L > CIEK2epsilon) Y = pow((L+16.0)*one_hsixteen, 3.0);
- else Y = L/CIEK;
- float L13 = 13.0*L;
- float L52 = 52.0*L;
- float Y5 = 5.0*Y;
- float L13u = L52/(u+L13*D65FX_4);
- X=((Y*((39.0*L/(v+L13*D65FY_9))-5.0))+Y5)/((((L13u)-1.0)/3.0)+One_Third);
- Z=(X*(((L13u)-1.0)/3.0))-Y5;
- return _fromXYZ(c, 100*X, 100*Y, 100*Z);
- }
-
- /**************
- * HCL
- **************/
-
- color toHCL(color c) {
- float r = getNR(c);
- float g = getNG(c);
- float b = getNB(c);
- float max = max(r, max(g, b));
- float chr = max - min(r, min(g, b));
- float h = 0.0;
- if ( chr != 0) {
- if (r == max) {
- h = ((g-b)/chr+6.0) % 6.0;
- } else if (g == max) {
- h = (b-r)/chr + 2.0;
- } else {
- h = (r-g)/chr + 4.0;
- }
- }
- return blendRGB(c, round((h/6.0)*255), round(chr*255), round(255*(0.298839*r+0.586811*g+0.114350*b)));
- }
-
- color fromHCL(color c) {
- float h = 6.0*getNR(c);
- float chr = getNG(c);
- float l = getNB(c);
- float x = chr*(1.0-abs((h%2.0)-1.0));
- float r = 0.0;
- float g = 0.0;
- float b = 0.0;
- if ((0.0 <= h) && (h < 1.0)) {
- r=chr;
- g=x;
- } else if ((1.0 <= h) && (h < 2.0)) {
- r=x;
- g=chr;
- } else if ((2.0 <= h) && (h < 3.0)) {
- g=chr;
- b=x;
- } else if ((3.0 <= h) && (h < 4.0)) {
- g=x;
- b=chr;
- } else if ((4.0 <= h) && (h < 5.0)) {
- r=x;
- b=chr;
- } else {//if ((5.0 <= h) && (h < 6.0)) {
- r=chr;
- b=x;
- }
- float m = l - (0.298839*r+0.586811*g+0.114350*b);
- return blendRGB(c, round(255*(r+m)), round(255*(g+m)), round(255*(b+m)));
- }
-
- /**************
- * Yxy
- **************/
-
- color toYXY(color c) {
- PVector xyz = _toXYZ(getNR(c), getNG(c), getNB(c));
- float sum = xyz.x + xyz.y + xyz.z;
- float x = xyz.x > 0 ? xyz.x / sum : 0.0;
- float y = xyz.y > 0 ? xyz.y / sum : 0.0;
- return blendRGB(c,
- (int)map(xyz.y, 0, RANGE_Y, 0, 255),
- (int)map(x, 0.0, 1.0, 0, 255),
- (int)map(y, 0.0, 1.0, 0, 255));
- }
-
- color fromYXY(color c) {
- float Y = map(getR(c), 0, 255, 0, RANGE_Y);
- float x = map(getG(c), 0, 255, 0, 1.0);
- float y = map(getB(c), 0, 255, 0, 1.0);
- float divy = Y / (y>0 ? y : 1.0e-6);
-
- return _fromXYZ(c, x * divy, Y, (1-x-y)*divy);
- }
-
- /**************
- * XYZ
- **************/
-
- // FIXME: range from 0 to 1
- float correctionxyz(float n) {
- return (n > 0.04045 ? pow((n + 0.055) / 1.055, 2.4) : n / 12.92) * 100.0;
- }
-
- PVector _toXYZ(float rr, float gg, float bb) {
- float r = correctionxyz(rr);
- float g = correctionxyz(gg);
- float b = correctionxyz(bb);
- return new PVector(r * 0.4124 + g * 0.3576 + b * 0.1805,
- r * 0.2126 + g * 0.7152 + b * 0.0722,
- r * 0.0193 + g * 0.1192 + b * 0.9505);
- }
-
- color toXYZ(color c) {
- PVector xyz = _toXYZ(getNR(c), getNG(c), getNB(c));
- return blendRGB(c,
- (int)map(xyz.x, 0, RANGE_X, 0, 255),
- (int)map(xyz.y, 0, RANGE_Y, 0, 255),
- (int)map(xyz.z, 0, RANGE_Z, 0, 255));
- }
-
- float recorrectionxyz(float n) {
- return n > 0.0031308 ? 1.055 * pow(n, corrratio) - 0.055 : 12.92 * n;
- }
-
- // FIXME: range from 0 to 1
- color _fromXYZ(color c, float xx, float yy, float zz) {
- float x = xx/100.0;
- float y = yy/100.0;
- float z = zz/100.0;
-
- int r = round(255.0*recorrectionxyz(x * 3.2406 + y * -1.5372 + z * -0.4986));
- int g = round(255.0*recorrectionxyz(x * -0.9689 + y * 1.8758 + z * 0.0415));
- int b = round(255.0*recorrectionxyz(x * 0.0557 + y * -0.2040 + z * 1.0570));
-
- return blendRGB(c, r, g, b);
- }
-
- color fromXYZ(color c) {
- float x = map(getR(c), 0, 255, 0, RANGE_X);
- float y = map(getG(c), 0, 255, 0, RANGE_Y);
- float z = map(getB(c), 0, 255, 0, RANGE_Z);
-
- return _fromXYZ(c, x, y, z);
- }
-
- /**************
- * CMY
- **************/
-
- color toCMY(color c) {
- return blendRGB(c, 255-getR(c), 255-getG(c), 255-getB(c));
- }
-
- color fromCMY(color c) {
- return toCMY(c);
- }
-
- /**************
- * OHTA
- **************/
-
- color fromOHTA(color c) {
- int I1 = getR(c);
- float I2 = map(getG(c), 0, 255, -127.5, 127.5);
- float I3 = map(getB(c), 0, 255, -127.5, 127.5);
-
- int R = (int)(I1+1.00000*I2-0.66668*I3);
- int G = (int)(I1+1.33333*I3);
- int B = (int)(I1-1.00000*I2-0.66668*I3);
-
- return blendRGB(c, R, G, B);
- }
-
- color toOHTA(color c) {
- int R = getR(c);
- int G = getG(c);
- int B = getB(c);
-
- int I1 = (int)(0.33333*R+0.33334*G+0.33333*B);
- int I2 = (int)map(0.5*(R-B), -127.5, 127.5, 0, 255);
- int I3 = (int)map(-0.25000*R+0.50000*G-0.25000*B, -127.5, 127.5, 0, 255);
-
- return blendRGB(c, I1, I2, I3);
- }
-
- ////
- // 1/n table for n=0..255 - to speed up color conversions things
- final static float[] r255 = {
- 0.0, 0.003921569, 0.007843138, 0.011764706, 0.015686275, 0.019607844, 0.023529412, 0.02745098, 0.03137255, 0.03529412, 0.039215688,
- 0.043137256, 0.047058824, 0.050980393, 0.05490196, 0.05882353, 0.0627451, 0.06666667, 0.07058824, 0.07450981, 0.078431375, 0.08235294,
- 0.08627451, 0.09019608, 0.09411765, 0.09803922, 0.101960786, 0.105882354, 0.10980392, 0.11372549, 0.11764706, 0.12156863, 0.1254902,
- 0.12941177, 0.13333334, 0.13725491, 0.14117648, 0.14509805, 0.14901961, 0.15294118, 0.15686275, 0.16078432, 0.16470589, 0.16862746,
- 0.17254902, 0.1764706, 0.18039216, 0.18431373, 0.1882353, 0.19215687, 0.19607843, 0.2, 0.20392157, 0.20784314, 0.21176471, 0.21568628,
- 0.21960784, 0.22352941, 0.22745098, 0.23137255, 0.23529412, 0.23921569, 0.24313726, 0.24705882, 0.2509804, 0.25490198, 0.25882354,
- 0.2627451, 0.26666668, 0.27058825, 0.27450982, 0.2784314, 0.28235295, 0.28627452, 0.2901961, 0.29411766, 0.29803923, 0.3019608, 0.30588236,
- 0.30980393, 0.3137255, 0.31764707, 0.32156864, 0.3254902, 0.32941177, 0.33333334, 0.3372549, 0.34117648, 0.34509805, 0.34901962, 0.3529412,
- 0.35686275, 0.36078432, 0.3647059, 0.36862746, 0.37254903, 0.3764706, 0.38039216, 0.38431373, 0.3882353, 0.39215687, 0.39607844, 0.4,
- 0.40392157, 0.40784314, 0.4117647, 0.41568628, 0.41960785, 0.42352942, 0.42745098, 0.43137255, 0.43529412, 0.4392157, 0.44313726,
- 0.44705883, 0.4509804, 0.45490196, 0.45882353, 0.4627451, 0.46666667, 0.47058824, 0.4745098, 0.47843137, 0.48235294, 0.4862745, 0.49019608,
- 0.49411765, 0.49803922, 0.5019608, 0.5058824, 0.50980395, 0.5137255, 0.5176471, 0.52156866, 0.5254902, 0.5294118, 0.53333336, 0.5372549,
- 0.5411765, 0.54509807, 0.54901963, 0.5529412, 0.5568628, 0.56078434, 0.5647059, 0.5686275, 0.57254905, 0.5764706, 0.5803922, 0.58431375,
- 0.5882353, 0.5921569, 0.59607846, 0.6, 0.6039216, 0.60784316, 0.6117647, 0.6156863, 0.61960787, 0.62352943, 0.627451, 0.6313726, 0.63529414,
- 0.6392157, 0.6431373, 0.64705884, 0.6509804, 0.654902, 0.65882355, 0.6627451, 0.6666667, 0.67058825, 0.6745098, 0.6784314, 0.68235296,
- 0.6862745, 0.6901961, 0.69411767, 0.69803923, 0.7019608, 0.7058824, 0.70980394, 0.7137255, 0.7176471, 0.72156864, 0.7254902, 0.7294118,
- 0.73333335, 0.7372549, 0.7411765, 0.74509805, 0.7490196, 0.7529412, 0.75686276, 0.7607843, 0.7647059, 0.76862746, 0.77254903, 0.7764706,
- 0.78039217, 0.78431374, 0.7882353, 0.7921569, 0.79607844, 0.8, 0.8039216, 0.80784315, 0.8117647, 0.8156863, 0.81960785, 0.8235294, 0.827451,
- 0.83137256, 0.8352941, 0.8392157, 0.84313726, 0.84705883, 0.8509804, 0.85490197, 0.85882354, 0.8627451, 0.8666667, 0.87058824, 0.8745098,
- 0.8784314, 0.88235295, 0.8862745, 0.8901961, 0.89411765, 0.8980392, 0.9019608, 0.90588236, 0.9098039, 0.9137255, 0.91764706, 0.92156863,
- 0.9254902, 0.92941177, 0.93333334, 0.9372549, 0.9411765, 0.94509804, 0.9490196, 0.9529412, 0.95686275, 0.9607843, 0.9647059, 0.96862745,
- 0.972549, 0.9764706, 0.98039216, 0.9843137, 0.9882353, 0.99215686, 0.99607843, 1.0
- };
|