Script to convert x, y coordinates to photoshop counts?

@thomasm14148215 

You can try this script:

/*
Plot Count Tool Co-ordinates From CSV.jsx
v1.0 2nd July 2024, Stephen Marsh
https://community.adobe.com/t5/photoshop-ecosystem-discussions/script-to-convert-x-y-coordinates-to-photoshop-counts/td-p/14713755
Note: There should be no header row - only X,Y pixel coordinates per row!
Based on:
https://community.adobe.com/t5/photoshop-ecosystem-discussions/csv-data-to-colour-pixels/m-p/14358713
*/

#target photoshop

app.activeDocument.suspendHistory ("Count from CSV...", "main()");

function main() {

    if (app.documents.length) {

        // Get and set the ruler units
        var origRulerUnits = app.preferences.rulerUnits;
        app.preferences.rulerUnits = Units.PIXELS;

        // Select and validate the CSV file
        var csvFile = File.openDialog("Select the CSV file:");
        if (csvFile.exists) {
            if (csvFile.length > 0) {

                // Hide panels
                app.togglePalettes();

                // CSV open, read & close
                csvFile.open("r");
                var theData = csvFile.read();
                csvFile.close();

                // CSV to array
                var theDataArray = parseCSV(theData);

                // Loop over the CSV data
                for (var i = 0; i < theDataArray.length; i++) {
                    var csvValueX = theDataArray[i].toString().split(',')[0];
                    var csvValueY = theDataArray[i].toString().split(',')[1];
                    csvValueXcleaned = parseInt(csvValueX);
                    csvValueYcleaned = parseInt(csvValueY);
                    // Debugger
                    $.writeln(csvValueXcleaned);
                    $.writeln(csvValueYcleaned);

                    // Plot the count tool from the CSV coordinates
                    theCountTool(csvValueXcleaned, csvValueYcleaned)
                }

                // Restore the original ruler units
                app.preferences.rulerUnits = origRulerUnits;

                // End of script
                app.togglePalettes();
                app.beep();
                // Select the count tool
                (r = new ActionReference()).putClass(stringIDToTypeID('countTool'));
                (d = new ActionDescriptor()).putReference(stringIDToTypeID('target'), r);
                executeAction(stringIDToTypeID('select'), d, DialogModes.NO);

            } else {
                app.beep();
                alert('The CSV file is blank!');
            }
        }

    } else {
        alert('You must have a document open!');
    }

}


///// FUNCTIONS /////

function theCountTool(theX, theY) {
    var s2t = function (s) {
        return app.stringIDToTypeID(s);
    };
    var descriptor = new ActionDescriptor();
    descriptor.putDouble(s2t("x"), theX);
    descriptor.putDouble(s2t("y"), theY);
    executeAction(s2t("countAdd"), descriptor, DialogModes.NO);
}

function parseCSV(theData, delimiter) {
    /* 
    Courtesy of William Campbell
    https://community.adobe.com/t5/photoshop-ecosystem-discussions/does-any\.$one-have-a-script-that-utilizes-a-csv-to-create-text-layers/m-p/13117458
    */

    // theData: String = contents of a CSV csvFile
    // delimiter: character that separates columns
    //            undefined defaults to comma
    // Returns: Array [[String row, String column]]

    var c = ""; // Character at index
    var d = delimiter || ","; // Default to comma
    var endIndex = theData.length;
    var index = 0;
    var maxIndex = endIndex - 1;
    var q = false; // "Are we in quotes?"
    var result = []; // Array of rows (array of column arrays)
    var row = []; // Array of columns
    var v = ""; // Column value

    while (index < endIndex) {
        c = theData[index];
        if (q) { // In quotes
            if (c == "\"") {
                // Found quote; look ahead for another
                if (index < maxIndex && theData[index + 1] == "\"") {
                    // Found another quote means escaped
                    // Increment and add to column value
                    index++;
                    v += c;
                } else {
                    // Next character not a quote; last quote not escaped
                    q = !q; // Toggle "Are we in quotes?"
                }
            } else {
                // Add character to column value
                v += c;
            }
        } else { // Not in quotes
            if (c == "\"") {
                // Found quote
                q = !q; // Toggle "Are we in quotes?"
            } else if (c == "\n" || c == "\r") {
                // Reached end of line
                // Test for CRLF
                if (c == "\r" && index < maxIndex) {
                    if (theData[index + 1] == "\n") {
                        // Skip trailing newline
                        index++;
                    }
                }
                // Column and row complete
                row.push(v);
                v = "";
                // Add row to result if first row or length matches first row
                if (result.length === 0 || row.length == result[0].length) {
                    result.push(row);
                }
                row = [];
            } else if (c == d) {
                // Found comma; column complete
                row.push(v);
                v = "";
            } else {
                // Add character to column value
                v += c;
            }
        }
        if (index == maxIndex) {
            // Reached end of theData; flush
            if (v.length || c == d) {
                row.push(v);
            }
            // Add row to result if length matches first row
            if (row.length == result[0].length) {
                result.push(row);
            }
            break;
        }
        index++;
    }
    return result;
}

https://prepression.blogspot.com/2017/11/downloading-and-installing-adobe-scripts.html