Fix missing png/wav in examples in wheels #222

MANIFEST.in

@@ -16,6 +16,8 @@ recursive-include additional_examples *.ipynb
 prune additional_examples/.ipynb_checkpoints
 prune additional_examples/build
 prune additional_examples/dist
+recursive-include pymunk/examples *.png
+recursive-include pymunk/examples *.wav
 #chipmunk src
 recursive-include Chipmunk2D/src *
 recursive-include Chipmunk2D/include/chipmunk *

pymunk/examples/index_video.py

@@ -8,6 +8,7 @@
 
 import random
 import sys
+import os.path
 
 random.seed(5)  # try keep difference the random factor the same each run.
 
@@ -34,7 +35,9 @@
 pymunk.pygame_util.positive_y_is_up = False
 
 ### Generate geometry from pymunk logo image
-logo_img = pygame.image.load("pymunk_logo_sphinx.png")
+logo_img = pygame.image.load(
+    os.path.join(os.path.dirname(os.path.abspath(__file__)), "pymunk_logo_sphinx.png")
+)
 logo_bb = pymunk.BB(0, 0, logo_img.get_width(), logo_img.get_height())
 
 

pymunk/examples/platformer.py

@@ -11,6 +11,7 @@
 
 import math
 import sys
+import os.path
 
 import pygame
 
@@ -60,8 +61,12 @@ def main():
     clock = pygame.time.Clock()
     running = True
     font = pygame.font.SysFont("Arial", 16)
-    sound = pygame.mixer.Sound("sfx.wav")
-    img = pygame.image.load("xmasgirl1.png")
+    sound = pygame.mixer.Sound(
+        os.path.join(os.path.dirname(os.path.abspath(__file__)), "sfx.wav")
+    )
+    img = pygame.image.load(
+        os.path.join(os.path.dirname(os.path.abspath(__file__)), "xmasgirl1.png")
+    )
 
     ### Physics stuff
     space = pymunk.Space()

pymunk/examples/using_sprites.py

@@ -9,6 +9,7 @@
 import math
 import random
 from typing import List
+import os.path
 
 import pygame
 
@@ -33,7 +34,11 @@ def main():
     space.gravity = Vec2d(0.0, -900.0)
 
     ## logo
-    logo_img = pygame.image.load("pymunk_logo_googlecode.png")
+    logo_img = pygame.image.load(
+        os.path.join(
+            os.path.dirname(os.path.abspath(__file__)), "pymunk_logo_googlecode.png"
+        )
+    )
     logos: List[pymunk.Shape] = []
 
     ### Static line

pymunk/examples/using_sprites_pyglet.py

@@ -7,6 +7,7 @@
 
 import math
 import random
+import os.path
 from typing import List
 
 import pyglet