I would like to be able to draw a circle inside an image that is available in image editor.
I found this code here but I do not know how to manipulate the xy values for drawing a circle properly.
size = 640, 480
import bpy
# blank image
image = bpy.data.images.new("MyImage", width=size[0], height=size[1])
## For white image
# pixels = [1.0] * (4 * size[0] * size[1])
pixels = [None] * size[0] * size[1]
for x in range(size[0]):
for y in range(size[1]):
# assign RGBA to something useful
r = x / size[0]
g = y / size[1]
b = (1 - r) * g
a = 1.0
pixels[(y * size[0]) + x] = [r, g, b, a]
# flatten list
pixels = [chan for px in pixels for chan in px]
# assign pixels
image.pixels = pixels
# write image
image.filepath_raw = "/tmp/temp.png"
image.file_format = 'PNG'
image.save()
```