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我有 6 个 png 文件，其中 4 个有透明边缘。当我尝试在我的 pygame 窗口中显示它们时，图像显示正常，但是它们只显示黑色边缘而不是透明边缘。

GIMP 中的图像是什么样的：https ://gyazo.com/4a5f6bec01e4b524a3be5d6389ff0cce

平铺图像的样子：https ://gyazo.com/b2570ec9c89d2eac113f534da913305e

pygame 中的输出是：https ://gyazo.com/20fbf171ecdaee884df5e76e93040c68

主文件

import pygame
from settings import *
from loading import *

class game():
    def __init__(self):
        self.screen = pygame.display.set_mode((displayWidth, displayHeight))
        pygame.display.set_caption(title)
        self.clock = pygame.time.Clock()
        self.gameRunning = True

    def loop(self):
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                self.gameRunning = False

    def gameLoop(self):
        self.clock.tick(fps)
        self.loop()
        self.loadMap()
        self.editScreen()

    def editScreen(self):
        self.screen.fill(white)
        self.screen.blit(self.map_img, (320,528))
        pygame.display.update()

    def loadMap(self):
        self.map = tiledMap()
        self.map_img = self.map.makeSurface()

playGame = game()
while playGame.gameRunning == True:
    playGame.gameLoop()

加载.py

import pygame
import pytmx

pygame.init()

class tiledMap():
    def __init__(self):
        self.gameMap = pytmx.load_pygame("maps\_testingMap.tmx")
        # I have also tried self.gameMap = pytmx.load_pygame("maps\_testingMap.tmx", pixelalpha=True)
        self.mapWidth = self.gameMap.width * self.gameMap.tilewidth
        self.mapHeight = self.gameMap.height * self.gameMap.tilewidth

    def render(self, surface):
        for layer in self.gameMap.visible_layers:
            for x,y,gid in layer:
                tile = self.gameMap.get_tile_image_by_gid(gid)
                surface.blit(tile, (x * self.gameMap.tilewidth, y * self.gameMap.tileheight))

    def makeSurface(self):
        tiledSurface = pygame.Surface((self.mapWidth, self.mapWidth))
        self.render(tiledSurface)
        return tiledSurface

_testingMap.tmx

<?xml version="1.0" encoding="UTF-8"?>
<map version="1.0" orientation="orthogonal" renderorder="right-down" width="10" height="3" tilewidth="64" tileheight="64" nextobjectid="1">
 <tileset firstgid="1" name="testingTileset" tilewidth="64" tileheight="64" tilecount="6" columns="0">
  <tile id="0">
   <image width="64" height="64" source="../images/m_dirtLeftFIX.png"/>
  </tile>
  <tile id="1">
   <image width="64" height="64" source="../images/m_dirtMiddleFIXNA.png"/>
  </tile>
  <tile id="2">
   <image width="64" height="64" source="../images/m_dirtRightFIX.png"/>
  </tile>
  <tile id="3">
   <image width="64" height="64" source="../images/m_grassLeftFIX.png"/>
  </tile>
  <tile id="4">
   <image width="64" height="64" source="../images/m_grassMiddleFIXNA.png"/>
  </tile>
  <tile id="5">
   <image width="64" height="64" source="../images/m_grassRightFIX.png"/>
  </tile>
 </tileset>
 <layer name="Tile Layer 1" width="10" height="3">
  <data encoding="csv">
4,5,5,5,5,5,5,5,5,6,
1,2,2,2,2,2,2,2,2,3,
1,2,2,2,2,2,2,2,2,3
</data>
 </layer>
</map>
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