diff --git a/Unix/cloc b/Unix/cloc
index a96f9650..41dd0942 100755
--- a/Unix/cloc
+++ b/Unix/cloc
@@ -8512,7 +8512,8 @@ sub set_constants {                          # {{{1
             'inc'         => 'PHP/Pascal/Fortran'    ,
             'ino'         => 'Arduino Sketch'        ,
             'ipf'         => 'Igor Pro'              ,
-            'pde'         => 'Arduino Sketch'        , # pre 1.0
+           #'pde'         => 'Arduino Sketch'        , # pre 1.0
+            'pde'         => 'Processing'            , # pre 1.0
             'itk'         => 'Tcl/Tk'                ,
             'java'        => 'Java'                  ,
             'jcl'         => 'JCL'                   , # IBM Job Control Lang.
@@ -10203,6 +10204,11 @@ sub set_constants {                          # {{{1
     'Prisma Schema'      => [
                                 [ 'remove_matches'      , '^\s*//' ],
                             ],
+    'Processing'         => [
+                                [ 'rm_comments_in_strings', '"', '/*', '*/' ],
+                                [ 'rm_comments_in_strings', '"', '//', '' ],
+                                [ 'call_regexp_common'  , 'C++'    ],
+                            ],
     'ProGuard'           => [
                                 [ 'remove_matches'      , '^\s*#'  ],
                                 [ 'remove_inline'       , '#.*$'   ],
@@ -11291,6 +11297,7 @@ sub set_constants {                          # {{{1
     'PowerBuilder'                 =>   3.33,
     'PowerShell'                   =>   3.00,
     'Prisma Schema'                =>   2.50,
+    'Processing'                   =>   2.50,
     'ProGuard'                     =>   2.50,
     'Prolog'                       =>   1.25,
     'Properties'                   =>   1.36,
diff --git a/Unix/t/00_C.t b/Unix/t/00_C.t
index 01c0fa90..2f33fafc 100755
--- a/Unix/t/00_C.t
+++ b/Unix/t/00_C.t
@@ -896,6 +896,11 @@ my @Tests = (
                     'ref'  => '../tests/outputs/schema.prisma.yaml',
                     'args' => '../tests/inputs/schema.prisma',
                 },
+                {
+                    'name' => 'Processing',
+                    'ref'  => '../tests/outputs/pointillism.pde.yaml',
+                    'args' => '../tests/inputs/pointillism.pde',
+                },
                 {
                     'name' => 'ProGuard',
                     'ref'  => '../tests/outputs/proguard-project-app.pro.yaml',
diff --git a/cloc b/cloc
index 489006f5..240584a5 100755
--- a/cloc
+++ b/cloc
@@ -8527,7 +8527,8 @@ sub set_constants {                          # {{{1
             'inc'         => 'PHP/Pascal/Fortran'    ,
             'ino'         => 'Arduino Sketch'        ,
             'ipf'         => 'Igor Pro'              ,
-            'pde'         => 'Arduino Sketch'        , # pre 1.0
+           #'pde'         => 'Arduino Sketch'        , # pre 1.0
+            'pde'         => 'Processing'            , # pre 1.0
             'itk'         => 'Tcl/Tk'                ,
             'java'        => 'Java'                  ,
             'jcl'         => 'JCL'                   , # IBM Job Control Lang.
@@ -10218,6 +10219,11 @@ sub set_constants {                          # {{{1
     'Prisma Schema'      => [
                                 [ 'remove_matches'      , '^\s*//' ],
                             ],
+    'Processing'         => [
+                                [ 'rm_comments_in_strings', '"', '/*', '*/' ],
+                                [ 'rm_comments_in_strings', '"', '//', '' ],
+                                [ 'call_regexp_common'  , 'C++'    ],
+                            ],
     'ProGuard'           => [
                                 [ 'remove_matches'      , '^\s*#'  ],
                                 [ 'remove_inline'       , '#.*$'   ],
@@ -11306,6 +11312,7 @@ sub set_constants {                          # {{{1
     'PowerBuilder'                 =>   3.33,
     'PowerShell'                   =>   3.00,
     'Prisma Schema'                =>   2.50,
+    'Processing'                   =>   2.50,
     'ProGuard'                     =>   2.50,
     'Prolog'                       =>   1.25,
     'Properties'                   =>   1.36,
diff --git a/tests/inputs/pointillism.pde b/tests/inputs/pointillism.pde
new file mode 100644
index 00000000..5819ab68
--- /dev/null
+++ b/tests/inputs/pointillism.pde
@@ -0,0 +1,32 @@
+/**
+ * Pointillism
+ * by Daniel Shiffman. 
+ * 
+ * Mouse horizontal location controls size of dots. 
+ * Creates a simple pointillist effect using ellipses colored
+ * according to pixels in an image. 
+ */
+
+PImage img;
+int smallPoint, largePoint;
+
+void setup() {
+  size(640, 360);
+  img = loadImage("moonwalk.jpg");
+  smallPoint = 4;
+  largePoint = 40;
+  imageMode(CENTER);
+  noStroke();
+  background(255);
+}
+
+void draw() {
+  float pointillize = map(mouseX, 0, width, smallPoint, largePoint);
+  int x = int(random(img.width));
+  int y = int(random(img.height));
+  color pix = img.get(x, y);
+  fill(pix, 128);
+  ellipse(x, y, pointillize, pointillize);
+}
+
+// https://processing.org/examples/pointillism.html
diff --git a/tests/outputs/pointillism.pde.yaml b/tests/outputs/pointillism.pde.yaml
new file mode 100644
index 00000000..7e60928c
--- /dev/null
+++ b/tests/outputs/pointillism.pde.yaml
@@ -0,0 +1,21 @@
+---
+# github.com/AlDanial/cloc
+header : 
+  cloc_url           : github.com/AlDanial/cloc
+  cloc_version       : 2.01
+  elapsed_seconds    : 0.00258994102478027
+  n_files            : 1
+  n_lines            : 32
+  files_per_second   : 386.109177943478
+  lines_per_second   : 12355.4936941913
+  report_file        : ../outputs/pointillism.pde.yaml
+'Processing' :
+  nFiles: 1
+  blank: 4
+  comment: 9
+  code: 19
+SUM: 
+  blank: 4
+  comment: 9
+  code: 19
+  nFiles: 1