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LUT_Bar.ijm
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LUT_Bar.ijm
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<fromString>
<noGrid>
<title> LUTs
<line>
<button>
label=<html><html><font color='black'><b> Awesome BW
bgcolor=lightgrey
arg=random_Awesome_LUT(3);
<button>
label=<html><font color='black'><b> Awesome 150
bgcolor=lightgrey
arg=random_150_lum_LUT(2);
<button>
label=<html><font color='black'><b> Viridis-like
bgcolor=lightgrey
arg=random_Viridis(4);
</line>//
<line>
<button>
label=<html><font color='black'><b> Opposite LUT
bgcolor=lightgrey
arg=create_Opposite_LUT();
<button>
label=<html><font color='black'><b> Spline fit
bgcolor=lightgrey
arg=lut_Spline_Fit(3);
<button>
label=<html><font color='black'><b> Spline 3-10
bgcolor=lightgrey
arg=lut_Spline_Fit_3_to_10();
</line>//
<line>
<button>
label=<html><font color='black'><b> Linearize LUT
bgcolor=lightgrey
arg=enluminate_LUT();
<button>
label=<html><font color='black'><b> Smooth LUT
bgcolor=lightgrey
arg=smooth_LUT();
<button>
label=<html><font color='black'><b> Crop LUT
bgcolor=lightgrey
arg=crop_LUT();
<button>
label=<html><font color='black'><b> Rotate LUT
bgcolor=lightgrey
arg=rotate_LUT();
</line>//
<line>
<button>
label=<html><font color='black'><b> iMQ Style
bgcolor=lightgrey
arg=convertTo_iMQ_Style();
<button>
label=<html><font color='black'><b> my MQ
bgcolor=lightgrey
arg=convert_To_My_MQ();
<button>
label=<html><font color='black'><b> LUT Generator
bgcolor=lightgrey
arg=ultimate_LUT_Generator();
<button>
label=<html><font color='black'><b> LUT Editor
bgcolor=lightgrey
arg=spline_LUT_maker();
</line>
//
<DnDAction>
dropped_Path = getArgument();
if (endsWith(dropped_Path, ".tif")){
id = getImageID();
setBatchMode(1);
run("TIFF Virtual Stack...", "open=["+dropped_Path+"]");
id2 = getImageID();
getDimensions(width, height, channels, slices, frames);
for (i = 0; i < channels; i++) {
selectImage(id2);
Stack.setChannel(i+1);
getLut(reds, greens, blues);
selectImage(id);
Stack.setChannel(i+1);
setLut(reds, greens, blues);
}
selectImage(id2);
close();
}
else make_LUT_Montage_from_Path(dropped_Path);
function make_LUT_Montage_from_Path(path){
saveSettings();
lut_Dir = path + File.separator;
file_List = getFileList(lut_Dir);
setBatchMode(true);
newImage('ramp', '8-bit Ramp', 256, 32, 1);
newImage('luts', 'RGB White', 256, 48, 1);
count = 0;
setForegroundColor(255, 255, 255);
setBackgroundColor(255, 255, 255);
//recursive processing
processFiles(lut_Dir, file_List);
run('Delete Slice');
rows = floor(count/4);
if (rows < count/4) rows++;
run('Canvas Size...', 'width=258 height=50 position=Center');
run('Make Montage...', 'columns=4 rows='+rows+' scale=1 first=1 last='+count+' increment=1 border=0 use');
rename('Lookup Tables');
setBatchMode(false);
restoreSettings();
function processFiles(folder, file_List) {
file_List = getFileList(folder);
for (i=0; i<file_List.length; i++) {
if (File.isDirectory(folder + file_List[i])) processFiles(folder + file_List[i], file_List);
else {
path = folder+file_List[i];
processFile(path);
}
}
}
function processFile(path) {
if (endsWith(path, '.lut')) {
selectWindow('ramp');
open(path);
getLut(reds, greens, blues);
selectWindow('ramp');
setLut(reds, greens, blues);
run('Copy');
selectWindow('luts');
makeRectangle(0, 0, 256, 32);
run('Paste');
setJustification('center');
setColor(0,0,0);
setFont("SansSerif", 11, "antialiased");
drawString(file_List[i], 128, 48);
run('Add Slice');
run('Select All');
run('Clear', 'slice');
}
else {
if(File.exists(path)){
open(path);
if (bitDepth()!=24) {
getLut(reds, greens, blues);
selectWindow('ramp');
setLut(reds, greens, blues);
run('Copy');
selectWindow('luts');
makeRectangle(0, 0, 256, 32);
run('Paste');
setJustification('center');
setColor(0, 0, 0);
setFont('Arial', 14);
drawString(file_List[i], 128, 48);
run('Add Slice');
run('Select All');
run('Clear', 'slice');
}
}
}
count++;
}
}
</DnDAction>
<codeLibrary>//
function rotate_LUT() {
setBatchMode(1);
getLut(reds, greens, blues);
newImage("r1", "8-bit color-mode", 256, 32, 6, 1, 1);
Stack.setChannel(1);
setLut(reds, greens, blues);
Stack.setChannel(2);
setLut(reds, blues, greens);
Stack.setChannel(3);
setLut(greens, reds, blues);
Stack.setChannel(4);
setLut(greens, blues, reds);
Stack.setChannel(5);
setLut(blues, greens, reds);
Stack.setChannel(6);
setLut(blues, reds, greens);
see_All_LUTs();
setBatchMode(0);
rename("wiiiii");
}
function see_All_LUTs(){
setBatchMode(1);
title = getTitle();
mode = Property.get("CompositeProjection");
getDimensions(width, height, channels, slices, frames);
id = getImageID();
newImage(title + "_LUTs", "8-bit color-mode", 256, 32 * (channels+1), channels, 1, 1);
id2 = getImageID();
newImage("ramp", "8-bit Ramp", 256, 32, 1);
run("Copy");
selectImage(id2);
y = -32;
for (i = 0; i < channels; i++) {
y += 32;
selectImage(id);
Stack.setChannel(i+1);
getLut(reds, greens, blues);
selectImage(id2);
Stack.setChannel(i+1);
setLut(reds, greens, blues);
makeRectangle(0, y, 256, 32);
run("Paste");
makeRectangle(0, channels*32, 256, 32);
run("Paste");
}
run("Select None");
Stack.setDisplayMode("composite");
Property.set("CompositeProjection", mode);
setOption("Changes", 0);
setBatchMode(0);
}
function spline_LUT_maker(){
error_Check_for_LUTs();
getLut(reds, greens, blues);
id = getImageID();
start_Lum = get_Luminance(newArray(reds[0], greens[0], blues[0]));
stop_Lum = get_Luminance(newArray(reds[255], greens[255], blues[255]));
steps = 4;
Dialog.createNonBlocking("steps");
Dialog.addSlider("how many steps?", 1, 8, steps);
Dialog.show();
steps = Dialog.getNumber();
red_Steps = newArray(0);
green_Steps = newArray(0);
blue_Steps = newArray(0);
//extract the current colors of the LUT at every step
for (i = 0; i < steps; i++) {
red_Steps[i] = reds[i * (255 / (steps-1))];
green_Steps[i] = greens[i * (255 / (steps-1))];
blue_Steps[i] = blues[i * (255 / (steps-1))];
}
while (true) {
getLocationAndSize(x, y, width, heigth);
Dialog.createNonBlocking("colors");
Dialog.addMessage("REDS", 20, lut_To_Hex(150,0,0));
for (i = 0; i < steps; i++) Dialog.addSlider("red " + i, 0,255, red_Steps[i]);
Dialog.addMessage("GREENS", 20, lut_To_Hex(0,150,0));
for (i = 0; i < steps; i++) Dialog.addSlider("green " + i, 0,255, green_Steps[i]);
Dialog.addMessage("BLUES", 20, lut_To_Hex(0,0,150));
for (i = 0; i < steps; i++) Dialog.addSlider("blue " + i, 0,255, blue_Steps[i]);
Dialog.setLocation(x + width, y);
Dialog.show();
for (i = 0; i < steps; i++) red_Steps[i] = Dialog.getNumber();
for (i = 0; i < steps; i++) green_Steps[i] = Dialog.getNumber();
for (i = 0; i < steps; i++) blue_Steps[i] = Dialog.getNumber();
for(i=0; i<steps; i++) {
reds [i*(255/steps)] = red_Steps[i];
greens[i*(255/steps)] = green_Steps[i];
blues [i*(255/steps)] = blue_Steps[i];
showProgress(i / steps);
}
selectImage(id);
setBatchMode(1);
reds = spline_Color_2(red_Steps,steps);
greens = spline_Color_2(green_Steps,steps);
blues = spline_Color_2(blue_Steps,steps);
setLut(reds, greens, blues);
run("Select None");
run("Remove Overlay");
setBatchMode("exit and display");
plot_LUT();
copy_LUT();
}
function lut_To_Hex(red, green, blue){
hex_Red = IJ.pad(toHex(red), 2);
hex_Green = IJ.pad(toHex(green), 2);
hex_Blue = IJ.pad(toHex(blue), 2);
return "#" + hex_Red + hex_Green + hex_Blue;
}
function spline_Color_2(color,steps){
Overlay.remove;
X = newArray(0); Y = newArray(0);
for (i = 0; i < steps; i++) X[i] = round((255 / (steps-1)) * i);
for (i = 0; i < steps; i++) Y[i] = color[i];
makeSelection("polyline", X, Y);
run("Fit Spline");
Overlay.addSelection("white");
getSelectionCoordinates(splined_X, splined_Y);
splined_Y = Array.resample(splined_Y, 256);
Array.getStatistics(splined_Y, min, max, mean, stdDev);
for (k=0; k<256; k++) splined_Y[k] = 255 - (maxOf(0, minOf(255, 255 - splined_Y[k])));
X = Array.resample(X, 256);
return splined_Y;
}
}
function make_LUT(red, green, blue){
reds = newArray(256); greens = newArray(256); blues = newArray(256);
for(i=0; i<256; i++) {
reds[i] = (red / 256) * (i+1);
greens[i] = (green / 256) * (i+1);
blues[i] = (blue / 256) * (i+1);
}
setLut(reds, greens, blues);
}
function smooth_LUT(){
setBatchMode(true);
sigma = 2;
if (isKeyDown("shift")) sigma = getNumber("blurring sigma?", 2);
title = "Smoothed_"+getTitle();
getLut(reds, greens, blues);
newImage(title, "8-bit ramp", 256, 32, 1);
setLut(reds, greens, blues);
run("Duplicate...","duplicate");
run("RGB Color");
run("Gaussian Blur...", "sigma=&sigma");
for (i = 0; i < 256; i++) {
c = getPixel(i, 2);
reds[i] = (c>>16)&0xff;
greens[i] = (c>>8)&0xff;
blues[i] = c&0xff;
}
selectWindow(title);
setLut(reds, greens, blues);
setBatchMode(false);
}
function ultimate_LUT_Generator(){
colors = newArray("red","orange","yellow","green","cyan","blue","magenta","gray");
//colors = newArray("red(10-167)","green(10-225)","blue(10-175)","cyan(10-190)","magenta(10-190)","yellow(10-225)","orange(10-190)","gray(0-255)");
chosen_Colors = newArray("gray","gray","gray","gray","gray","gray","gray","gray");
start_Lum = 0;
stop_Lum = 255;
steps = 4;
Dialog.createNonBlocking("steps");
Dialog.addSlider("how many steps?", 1, 8, steps);
Dialog.show();
steps = Dialog.getNumber();
Dialog.createNonBlocking("colors");
Dialog.addSlider("start luminance?", 0, 255, start_Lum);
Dialog.addSlider("stop luminance?", 0, 255, stop_Lum);
for (i = 0; i < steps; i++) Dialog.addRadioButtonGroup("color " + i+1, colors, 1, 8, chosen_Colors[i]);
Dialog.show();
for (i = 0; i < steps; i++) chosen_Colors[i] = Dialog.getRadioButton();
start_Lum = Dialog.getNumber();
stop_Lum = Dialog.getNumber();
while (true) {
error_Check_for_LUTs();
setBatchMode(1);
reds = newArray(256); greens = newArray(256); blues = newArray(256);
range = stop_Lum - start_Lum;
for(i=0; i<steps; i++) {
targetLum = i * (range / (steps-1)) + start_Lum;
color = random_Color_By_Type_And_Luminance(targetLum, chosen_Colors[i]);
reds[i*(255/(steps-1))] = color[0];
greens[i*(255/(steps-1))] = color[1];
blues[i*(255/(steps-1))] = color[2];
showProgress(i/steps);
}
reds = spline_Color(reds,(steps-1));
greens = spline_Color(greens,(steps-1));
blues = spline_Color(blues,(steps-1));
setLut(reds, greens, blues);
run("Select None");
run("Remove Overlay");
setBatchMode(0);
plot_LUT();
copy_LUT();
Dialog.createNonBlocking("new roll?");
Dialog.addMessage("OK to reroll cancel to stop");
Dialog.show();
}
}
function lut_Spline_Fit_3_to_10(){
setBatchMode(1);
title = getTitle();
channels = 7;
getLut(reds, greens, blues);
id = getImageID();
newImage("LUTs", "8-bit color-mode", 256, 32*channels, channels, 1, 1);
id2 = getImageID();
newImage("ramp", "8-bit Ramp", 256, 32, 1);
run("Copy");
selectImage(id2);
y = 0;
for (i = 0; i < channels; i++) {
selectImage(id2);
Stack.setChannel(i+1);
setLut(reds, greens, blues);
makeRectangle(0, y, 256, 32);
run("Paste");
lut_Spline_Fit2(i+3);
Property.setSliceLabel(i+3);
y += 32;
}
run("Select None");
Stack.setDisplayMode("color");
setOption("Changes", 0);
setBatchMode(0);
function lut_Spline_Fit2(steps){
getLut(r,g,b);
reds = newArray(256); greens = newArray(256); blues = newArray(256);
reds = spline_Color(r,steps);
greens = spline_Color(g,steps);
blues = spline_Color(b,steps);
setLut(reds, greens, blues);
run("Select None");
run("Remove Overlay");
}
}
function lut_Spline_Fit(steps){
error_Check_for_LUTs();
if (isKeyDown("shift")) steps = getNumber("how many steps?", 3);
getLut(r,g,b);
newImage("Smoothed LUT", "8-bit ramp", 256, 32, 1);
reds = newArray(256); greens = newArray(256); blues = newArray(256);
reds = spline_Color(r, steps);
greens = spline_Color(g, steps);
blues = spline_Color(b, steps);
setLut(reds, greens, blues);
run("Select None");
run("Remove Overlay");
plot_LUT();
}
function random_Awesome_LUT(steps) {
error_Check_for_LUTs();
if (isKeyDown("shift")) steps = getNumber("how many steps?", steps);
setBatchMode(1);
reds = newArray(256); greens = newArray(256); blues = newArray(256);
for(i=0; i<=steps; i++) {
color = random_Color_By_Luminance(i*(255/steps));
reds[i*(255/steps)] = color[0];
greens[i*(255/steps)] = color[1];
blues[i*(255/steps)] = color[2];
showProgress(i/steps);
}
reds = spline_Color(reds,steps);
greens = spline_Color(greens,steps);
blues = spline_Color(blues,steps);
setLut(reds, greens, blues);
run("Select None");
run("Remove Overlay");
setBatchMode(0);
plot_LUT();
copy_LUT();
}
function random_150_lum_LUT(steps) {
error_Check_for_LUTs();
if (isKeyDown("shift")) steps = getNumber("how many steps?", 3);
setBatchMode(1);
reds = newArray(256); greens = newArray(256); blues = newArray(256);
for(i=0; i<=steps; i++) {
color = random_Color_By_Luminance(i*(150/steps));
reds[i*(255/steps)] = color[0]; reds[0] = 0;
greens[i*(255/steps)] = color[1]; greens[0] = 0;
blues[i*(255/steps)] = color[2]; blues[0] = 0;
showProgress(i/steps);
}
reds = spline_Color(reds, steps);
greens = spline_Color(greens, steps);
blues = spline_Color(blues, steps);
setLut(reds, greens, blues);
run("Select None");
run("Remove Overlay");
plot_LUT();
setBatchMode(0);
copy_LUT();
}
function random_Viridis(steps) {
error_Check_for_LUTs();
if (isKeyDown("shift")) steps = getNumber("how many steps?", 3);
reds = newArray(256); greens = newArray(256); blues = newArray(256);
baseColor = random_Color_By_Luminance(50);
for(i=0; i<=steps; i++) {
color = random_Color_By_Luminance(i*(170/steps)+50);
reds[i*(255/steps)] = color[0]; reds[0] = baseColor[0];
greens[i*(255/steps)] = color[1]; greens[0] = baseColor[1];
blues[i*(255/steps)] = color[2]; blues[0] = baseColor[2];
showProgress(i/steps);
}
reds = spline_Color(reds,steps);
greens = spline_Color(greens,steps);
blues = spline_Color(blues,steps);
setLut(reds, greens, blues);
run("Select None");
run("Remove Overlay");
plot_LUT();
setBatchMode(0);
copy_LUT();
}
function create_Opposite_LUT(){
error_Check_for_LUTs();
setBatchMode(1);
getLut(reds, greens, blues);
newImage("opposite LUT", "8-bit ramp", 256, 32, 1);
comp = newArray(0);
for (i = 0; i < 256; i++) {
comp = get_Complentary_Color(reds[i], greens[i], blues[i]);
reds[i] = comp[0];
greens[i] = comp[1];
blues[i] = comp[2];
showProgress(i/255);
}
setLut(reds, greens, blues);
rename("Complementary LUT");
setBatchMode(0);
copy_LUT();
}
function enluminate_LUT(){
error_Check_for_LUTs();
setBatchMode(1);
getLut(reds, greens, blues);
start_Lum = get_Luminance(newArray(reds[0], greens[0], blues[0]));
stop_Lum = get_Luminance(newArray(reds[255], greens[255], blues[255]));
Dialog.createNonBlocking("colors");
Dialog.addSlider("start luminance?", 0, 255, start_Lum);
Dialog.addSlider("stop luminance?", 0, 255, stop_Lum);
Dialog.show();
start_Lum = Dialog.getNumber();
stop_Lum = Dialog.getNumber();
range = stop_Lum - start_Lum;
for (i = 0; i < 256; i++) {
rgb = newArray(reds[i], greens[i], blues[i]);
color = adjust_Color_To_Luminance(rgb, ((range/256) *i) + start_Lum);
reds[i] = color[0];
greens[i] = color[1];
blues[i] = color[2];
showProgress(i/255);
}
newImage("adjusted LUT", "8-bit ramp", 256, 32, 1);
setLut(reds, greens, blues);
setBatchMode(0);
copy_LUT();
}
function crop_LUT(){
id = toolID();
run("Select All");
setTool(0);
waitForUser("adjust the selection to crop");
setBatchMode(1);
run("Duplicate...","duplicate");
run("RGB Color");
run("Scale...", "x=- y=- width=256 height=65 interpolation=Bicubic average create");
reds = newArray(1); greens = newArray(1); blues = newArray(1);
for (i = 0; i < 256; i++) {
color = getPixel(i, 2);
reds[i] = (color>>16)&0xff;
greens[i] = (color>>8)&0xff;
blues[i] = color&0xff;
}
newImage("new LUT", "8-bit ramp", 256, 32, 1);
setLut(reds, greens, blues);
setBatchMode(0);
setTool(id);
}
function random_Color_By_Type_And_Luminance(luminance, target_Color_Type) {
color = newArray(3);
loop = 1;
rgb_weight = newArray(0.299,0.587,0.114);
color_Type = "";
count = 0;
while (loop) {
if (count > 20000) exit("can't generate color "+target_Color_Type+" with a luminance of "+luminance);
if (target_Color_Type == "gray") color = newArray(luminance, luminance, luminance);
else color = random_Color_By_Luminance(luminance);
Array.getStatistics(color, min, max, mean, stdDev);
red = color[0];
green = color[1];
blue = color[2];
if (red==max && (blue/red) <= 0.5 && (green/red) <= 0.5) color_Type = "red"; // 165 max lum
if (red==max && blue==min && (blue/max) < 0.2 && (green/red) < 0.63 && (green/red) > 0.4) color_Type = "orange"; //176
if (blue==min && (blue/max) < 0.2 && (green/red) >= 0.8 && (red/green) > 0.9) color_Type = "yellow"; //232
if (green==max && (red/green) < 0.85 && (blue/green) < 0.6) color_Type = "green"; // 231
if (green==max && red==min && (red/max) < 0.2 && (blue/green) > 0.8) color_Type = "cyan"; //194
if (blue==max && red==min && (red/max) < 0.2 && (green/blue) < 0.85) color_Type = "blue"; //171
if (green==min && (green/max) < 0.4 && (green/red) < 0.65 && (green/blue) < 0.75) color_Type = "magenta"; //164
if (red==green && blue==green) color_Type = "gray";
if (color_Type == target_Color_Type) loop = 0;
if (target_Color_Type == "any") loop = 0;
if (luminance < 100 && (blue > 170 || red > 200)){color_Type = ""; loop=1;} //avoid screen saturation
count++;
showProgress(count/20000);
}
// s=""; for (i = 0; i < red; i+=2) s+="|"; print(s,red);
// s=""; for (i = 0; i < green; i+=2) s+="|"; print(s,green);
// s=""; for (i = 0; i < blue; i+=2) s+="|"; print(s,blue);
// " ";
return color;
}
function convertTo_iMQ_Style() {
if(nImages == 0) exit;
greyZero = 0;
if (isKeyDown("shift")) greyZero = 1;
getLut(reds, greens, blues);
newImage("lut", "8-bit ramp", 192, 32, 1);
setLut(reds, greens, blues);
setBatchMode(1);
run("RGB Color"); rename(1);
newImage("iGrays", "8-bit ramp", 64, 32, 1);
run("Invert LUT");
if (greyZero) {
grey = Array.resample(newArray(120,0),256);
setLut(grey, grey, grey);
}
run("RGB Color");
rename(2);
run("Combine...", "stack1=2 stack2=1");
selectWindow("Combined Stacks");
for (i = 0; i < 256; i++) {
color = getPixel(i, 2);
reds[i] = (color>>16)&0xff; greens[i] = (color>>8)&0xff; blues[i] = color&0xff;
}
newImage("iMQ Style LUT!", "8-bit ramp", 256, 32, 1);
setLut(reds, greens, blues);
setBatchMode(0);
}
function convert_To_My_MQ(){
if(nImages == 0) exit;
getLut(reds, greens, blues);
newImage("lut", "8-bit ramp", 192, 32, 1);
setLut(reds, greens, blues);
run("Invert LUT");
setBatchMode(1);
run("RGB Color"); rename(1);
newImage("iGrays", "8-bit ramp", 64, 32, 1);
run("RGB Color");
rename(2);
run("Combine...", "stack1=2 stack2=1");
selectWindow("Combined Stacks");
for (i = 0; i < 256; i++) {
color = getPixel(i, 2);
reds[i] = (color>>16)&0xff; greens[i] = (color>>8)&0xff; blues[i] = color&0xff;
}
newImage("my MQ Style LUT!", "8-bit ramp", 256, 32, 1);
setLut(reds, greens, blues);
setBatchMode(0);
}
//--------------------------------------------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------------------------------------------
function error_Check_for_LUTs(){
if (nImages == 0) newImage("LUT", "8-bit ramp", 256, 32, 1);
if (nImages > 0) {
if (getTitle() == "LUT Profile") close("LUT Profile");
if (bitDepth()==24) newImage("LUT", "8-bit ramp", 256, 32, 1);
}
}
function random_Color_By_Luminance(targetLum){
rgb = newArray(3); loop=1; rgb_weight = newArray(0.299,0.587,0.114);
luminance = 0;
while (loop) {
if (targetLum == 0) break;
if (targetLum == 255) {
rgb = newArray(255,255,255);
break;
}
for (i = 0; i < 3; i++) {
rgb[i] = round(random*255);
luminance += round(rgb[i]*rgb_weight[i]);
}
if (luminance >= targetLum-1 && luminance <= targetLum+1) loop=0;
if (targetLum < 127 && (rgb[2] > 170 || rgb[0] > 200)){color_Type = ""; loop=1;} //avoid screen saturation
luminance = 0;
}
return rgb;
}
function adjust_Color_To_Luminance(rgb, targetLum){
inputLum = get_Luminance(rgb); rgb_weight = newArray(0.299,0.587,0.114);
loop=1; luminance = 0; i=1;
while (loop) {
if (targetLum == 0) {
rgb = newArray(0,0,0);
break;
}
if (targetLum == 255) {
rgb = newArray(255,255,255);
break;
}
if (i==2) i = -1;
if (inputLum < targetLum) {
i++;
rgb[i]++;
if (rgb[i] > 255) rgb[i] = 255;
}
else if (inputLum > targetLum){
i++;
rgb[i]--;
if (rgb[i] < 0) rgb[i] = 0;
}
for (k = 0; k < 3; k++) luminance += round(rgb[k] * rgb_weight[k]);
if (luminance >= targetLum-1 && luminance <= targetLum+1) loop=0;
luminance = 0;
}
return rgb;
}
//color = reds, greens or blues from getLut
function spline_Color(color, steps){
Overlay.remove;
X = newArray(0); Y = newArray(0);
for (i = 0; i <= steps; i++) X[i] = (255/steps)*i;
for (i = 0; i <= steps; i++) Y[i] = color[X[i]];
makeSelection("polyline", X,Y);
run("Fit Spline");
Overlay.addSelection("white");
getSelectionCoordinates(splined_X, splined_Y);
splined_Y = Array.resample(splined_Y,256);
Array.getStatistics(splined_Y, min, max, mean, stdDev);
for (k=0;k<256;k++) splined_Y[k] = 255-(maxOf(0,minOf(255,255-splined_Y[k])));
X = Array.resample(X,256);
return splined_Y;
}
function plot_LUT(){
close("MultiPlot");
if (nImages == 0) exit();
if (bitDepth() == 24) exit();
id = getImageID();
lutinance = newArray(0); //luminance of LUT...
getLut(reds, greens, blues);
setBatchMode(1);
//LUT snapshot
newImage("temp", "8-bit ramp", 385, 32, 1);
setLut(reds, greens, blues);
run("RGB Color");
rename("temp");
temp_1 = getImageID();
run("Copy");
newImage("temp", "RGB", 385, 32, 2);
setSlice(1);
run("Paste");
temp_2 = getImageID();
selectImage(temp_1);
run("Duplicate...","title=temp duplicate");
simulate_Full_Deuteranopia();
rename("temp");
run("Copy");
selectImage(temp_2);
setSlice(2);
run("Paste");
run("Make Montage...", "columns=1 rows=2 scale=1 border=0");
rename("temp");
setColor(45,45,45);
setLineWidth(4);
drawLine(0, 34, 385, 34);
run("Copy");
close("temp");
setBatchMode(0);
if (!isOpen("LUT Profile")) call("ij.gui.ImageWindow.setNextLocation", 0, screenHeight() - 470);
run("Plots...", "width=400 height=265");
Plot.create("LUT Profile", "Grey Value", "value");
lutinance = get_LUTinance(reds, greens, blues);
Plot.setColor("white");
Plot.setLineWidth(2);
Plot.add("line", lutinance);
Plot.setColor("#ff4a4a");
Plot.setLineWidth(2);
Plot.add("line", reds);
Plot.setColor("#8ce400");
Plot.setLineWidth(2);
Plot.add("line", greens);
Plot.setColor("#60c3ff");
Plot.setLineWidth(2);
Plot.add("line", blues);
Plot.setBackgroundColor("#2f2f2f");
Plot.setAxisLabelSize(14.0, "bold");
Plot.setFormatFlags("0");
Plot.addLegend("1__luminance " + lutinance[0] + "-" + lutinance[255] + "\n1__reds\n2__greens\n3__blues", "Top-Left Transparent");
Plot.update();
selectWindow("LUT Profile");
Plot.setLimits(-5, 260, -100, 260);
Plot.freeze(1);
makeRectangle(81, 214, 385, 64);
run("Paste"); run("Select None");
setOption("Changes", 0);
selectImage(id);
}
function get_LUTinance(reds,greens,blues){
lutinance = newArray(0);
for (i = 0; i < 256; i++) {
rgb = newArray(reds[i],greens[i],blues[i]);
lutinance[i] = get_Luminance(rgb);
}
return lutinance;
}
function get_Complentary_Color(r, g, b){
rgb = newArray(r, g, b);
lum = get_Luminance(rgb);
Array.getStatistics(rgb, min, max, mean, stdDev);
third_number = (rgb[0]+rgb[1]+rgb[2])-(min+max);
for (i = 0; i < 3; i++) {
if (rgb[i] == min) rgb[i] = max;
else if (rgb[i] == third_number) rgb[i] = (max+min)-third_number;
else if (rgb[i] == max) rgb[i] = min;
}
rgb2 = adjust_Color_To_Luminance(rgb,lum);
return rgb2;
}
function get_Luminance(rgb){
rgb_weight = newArray(0.299,0.587,0.114);
luminance = 0;
for (i = 0; i < 3; i++) luminance += round(rgb[i]*rgb_weight[i]);
return luminance;
}
function copy_LUT() {
saveAs("lut", getDirectory("temp")+"/copiedLut.lut");
showStatus("Copy LUT");
}
function paste_LUT(){
open(getDirectory("temp")+"/copiedLut.lut");
showStatus("Paste LUT");
}
function simulate_Full_Deuteranopia(){
// from the dichromacy plugin
if (nImages==0) exit("No Image");
getDimensions(width, height, channels, slices, frames);
rgb_Snapshot();
rgb2lms = newArray(0); lms2rgb = newArray(0); gammaRGB = newArray(0);
a1=0.0; b1=0.0; c1=0.0; a2=0.0; b2=0.0; c2=0.0; inflection=0.0;
rgb2lms[0] = 0.05059983; rgb2lms[1] = 0.08585369; rgb2lms[2] = 0.00952420;
rgb2lms[3] = 0.01893033; rgb2lms[4] = 0.08925308; rgb2lms[5] = 0.01370054;
rgb2lms[6] = 0.00292202; rgb2lms[7] = 0.00975732; rgb2lms[8] = 0.07145979;
lms2rgb[0] = 30.830854; lms2rgb[1] = -29.832659; lms2rgb[2] = 1.610474;
lms2rgb[3] = -6.481468; lms2rgb[4] = 17.715578; lms2rgb[5] = -2.532642;
lms2rgb[6] = -0.375690; lms2rgb[7] = -1.199062; lms2rgb[8] = 14.273846;
gammaRGB[0] = 2.0;
gammaRGB[1] = 2.0;
gammaRGB[2] = 2.0;
anchor_e= newArray(0);
anchor= newArray(0);
/*
Load the LMS anchor-point values for lambda = 475 & 485 nm (for
protans & deutans) and the LMS values for lambda = 575 & 660 nm
(for tritans)
*/
anchor[0] = 0.08008; anchor[1] = 0.1579; anchor[2] = 0.5897;
anchor[3] = 0.1284; anchor[4] = 0.2237; anchor[5] = 0.3636;
anchor[6] = 0.9856; anchor[7] = 0.7325; anchor[8] = 0.001079;
anchor[9] = 0.0914; anchor[10] = 0.007009; anchor[11] = 0.0;
/* We also need LMS for RGB=(1,1,1)- the equal-energy point (one of
* our anchors) (we can just peel this out of the rgb2lms transform
* matrix)
*/
anchor_e[0] = rgb2lms[0] + rgb2lms[1] + rgb2lms[2];
anchor_e[1] = rgb2lms[3] + rgb2lms[4] + rgb2lms[5];
anchor_e[2] = rgb2lms[6] + rgb2lms[7] + rgb2lms[8];
/* Deuteranope */
a1 = anchor_e[1] * anchor[8] - anchor_e[2] * anchor[7];
b1 = anchor_e[2] * anchor[6] - anchor_e[0] * anchor[8];
c1 = anchor_e[0] * anchor[7] - anchor_e[1] * anchor[6];
a2 = anchor_e[1] * anchor[2] - anchor_e[2] * anchor[1];
b2 = anchor_e[2] * anchor[0] - anchor_e[0] * anchor[2];
c2 = anchor_e[0] * anchor[1] - anchor_e[1] * anchor[0];
inflection = (anchor_e[2] / anchor_e[0]);
// process the image
for (x = 0; x < width; x++) {
showProgress(x/width);
for (y = 0; y < height; y++) {
i = getPixel(x, y);
red = ((i & 0xff0000)>>16);
green = ((i & 0xff00)>>8) ;
blue = (i & 0xff);
/* GL: Apply (not remove!) phosphor gamma to RGB intensities */
// GL: This is a Gimp/Scribus code bug, this way it returns values similar to those of Vischeck:
red = Math.pow(red/255.0, gammaRGB[0]);
green = Math.pow(green/255.0, gammaRGB[1]);
blue = Math.pow(blue/255.0, gammaRGB[2]);
redOld = red;
greenOld = green;
red = redOld * rgb2lms[0] + greenOld * rgb2lms[1] + blue * rgb2lms[2];
green = redOld * rgb2lms[3] + greenOld * rgb2lms[4] + blue * rgb2lms[5];
blue = redOld * rgb2lms[6] + greenOld * rgb2lms[7] + blue * rgb2lms[8];
tmp = blue / red;
/* See which side of the inflection line we fall... */
if (tmp < inflection) green = -(a1 * red + c1 * blue) / b1;
else green = -(a2 * red + c2 * blue) / b2;
/* Convert back to RGB (cross product with transform matrix) */
redOld = red;
greenOld = green;
red = redOld * lms2rgb[0] + greenOld * lms2rgb[1] + blue * lms2rgb[2];
green = redOld * lms2rgb[3] + greenOld * lms2rgb[4] + blue * lms2rgb[5];
blue = redOld * lms2rgb[6] + greenOld * lms2rgb[7] + blue * lms2rgb[8];
/* GL Remove (not apply!) phosphor gamma to go back to original intensities */
// GL: This is a Gimp/Scribus code bug, this way it returns values similar to those of Vischeck:
ired = Math.round(Math.pow(red, 1.0/gammaRGB[0])*255.0);
igreen = Math.round(Math.pow(green, 1.0/gammaRGB[1])*255.0);
iblue = Math.round(Math.pow(blue, 1.0/gammaRGB[2])*255.0);
/* Ensure that we stay within the RGB gamut */
/* *** FIX THIS: it would be better to desaturate than blindly clip. */
ired = Math.constrain(ired, 0, 255);
igreen = Math.constrain(igreen, 0, 255);
iblue = Math.constrain(iblue, 0, 255);
i = ((ired & 0xff)<<16)+((igreen & 0xff)<<8 )+(iblue & 0xff);
setPixel(x, y, i);
}
}
}
//Supposed to create an RGB snapshot of any kind of opened image
//check sourcecode for save as jpeg and stuff, how does it works?
function rgb_Snapshot(){
Stack.getPosition(channel, slice, frame);
getDimensions(width, height, channels, slices, frames);
if (channels>1) Stack.getDisplayMode(mode);
if (bitDepth()==24) run("Duplicate..."," ");
else if (channels==1) run("Duplicate...", "title=toClose channels=&channels slices=&slice frames=&frame");
else if (mode!="composite") run("Duplicate...", "title=toClose channels=channel slices=&slice frames=&frame");
else run("Duplicate...", "duplicate title=toClose slices=&slice frames=&frame");
run("RGB Color", "keep");
rename("snap");
close("toClose");
setOption("Changes", 0);
}
</codeLibrary>