Initial Commit

Java/Processing/processing-3.3.6/modes/java/examples/Topics/File IO/SaveOneFrame/SaveOneImage.pde

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+/**
+ * Save One Image
+ * 
+ * The save() function allows you to save an image from the 
+ * display window. In this example, save() is run when a mouse
+ * button is pressed. The image "line.tif" is saved to the 
+ * same folder as the sketch's program file.
+ */
+
+void setup() {
+  size(200, 200);
+}
+
+void draw() {
+  background(204);
+  line(0, 0, mouseX, height);
+  line(width, 0, 0, mouseY);
+}
+
+void mousePressed() {
+  save("line.tif");
+}