pygame_3dsphere_gradient.py

import pygame
from pygame.locals import *
from OpenGL.GL import *
from OpenGL.GLU import *
import math

def draw_dotted_sphere(radius, lats, longs):
    for i in range(lats):
        lat0 = math.pi * (-0.5 + float(i) / lats)
        z0 = radius * math.sin(lat0)
        zr0 = radius * math.cos(lat0)

        for j in range(longs):
            lng = 2 * math.pi * float(j) / longs
            x = math.cos(lng)
            y = math.sin(lng)

            glColor3f(0.5*(x+1), 0.5*(y+1), 0.5*(z0/radius+1))  # Color gradient based on position
            glPointSize(3.0)  # Size of the points
            glBegin(GL_POINTS)
            glVertex3f(x * zr0, y * zr0, z0)
            glEnd()

def main():
    pygame.init()
    display = (800, 600)
    pygame.display.set_mode(display, DOUBLEBUF|OPENGL)

    gluPerspective(45, (display[0] / display[1]), 0.1, 50.0)
    glTranslatef(0.0, 0.0, -5)
    glEnable(GL_POINT_SMOOTH)  # Smooth out the points
    glPointSize(3.0)  # Size of the points

    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                quit()

        glRotatef(1, 1, 1, 1)
        glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT)
        draw_dotted_sphere(2, 50, 50)  # You can adjust the 'lats' and 'longs' for more dots
        pygame.display.flip()
        pygame.time.wait(10)

if __name__ == "__main__":
    main()