Made Test Program

main.py

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+import pygame
+import random
+from particle import Particle
+
+pygame.init()
+
+# Set up display and clock.
+screen = pygame.display.set_mode((800, 600))
+pygame.display.set_caption("Particle Test")
+clock = pygame.time.Clock()
+
+particles = []
+
+running = True
+while running:
+    dt = clock.tick(60) / 1000.0  # Delta time in seconds.
+
+    # Event loop: quit on window close or spawn new particles on mouse click.
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            running = False
+        elif event.type == pygame.MOUSEBUTTONDOWN:
+            # Create several particles at the mouse position.
+            for _ in range(10):
+                pos = pygame.mouse.get_pos()
+                vel = (random.uniform(-100, 100), random.uniform(-100, 100))
+                p = Particle(
+                    pos=pos,
+                    vel=vel,
+                    acceleration=(0, 0),
+                    lifetime=2.0,
+                    decay_rate=1,
+                    color=(
+                        random.randint(100, 255),
+                        random.randint(100, 255),
+                        random.randint(100, 255)
+                    ),
+                    size=5,
+                    size_decay=2,
+                    glow=True,
+                    glow_intensity=1.0,
+                    friction=0.1,
+                    gravity=50,
+                    bounce=True,
+                    bounce_damping=0.7,
+                    random_spread=10,
+                    spin=0,
+                    spin_rate=random.uniform(-180, 180),
+                    spin_decay=0.5,
+                    trail=True,
+                    trail_length=15,
+                    fade=True,
+                    shape='circle'
+                )
+                particles.append(p)
+
+    # Clear the screen.
+    screen.fill((0, 0, 0))
+
+    # Update and draw each particle.
+    for particle in particles[:]:
+        particle.update(dt, screen.get_rect())
+        particle.draw(screen)
+        if particle.is_dead():
+            particles.remove(particle)
+
+    pygame.display.flip()
+
+pygame.quit()