Turn any photo into a dot grid artwork with these Photoshop actions. You'll get great results with dots that change size. They get larger in brighter areas and smaller in darker areas. Free download available.
Preview of Final Results

How to Paint a Realistic Modern Chair Photoshop Tutorial
Step 1
Start by making a new image (File->New) with 640 px (Width) X 480 px (Height) dimension. You can see the exact settings bellow.
Step 2
Select the Gradient Tool (G) from the tools.


Step 3
Select the Pen Tool (P) and make a path like in the picture below.

Step 4
Go to Filter > Noise > Add Noise... and set the dialogue as you can see below.
Step 5
In the "Base" layer , make a selection like in the following picture using the Lasso Tool (L).


Step 6
Grab the Lasso Tool (L) and make another selection with similar shape as it´s shown on the picture below. Then go to Select > Modify > Feather ... (it may vary in different versions of Photoshop). Set the Feather Radius on 10 pixels.


Step 7
Select the Blur Tool (R) with the settings as shown below.

Step 8
Make another selection using the Lasso Tool (L) and then make the selection smoother with Feather as in the previous step.


Step 9
Create a new layer. Rename the layer to "Strokes".

Step 10
After you’ve pressed Stroke Path, check the "Simulate pressure" box and press OK.

