def _createMapTextureCard(self):
mapImage = PNMImage(MAP_RESOLUTION, MAP_RESOLUTION)
mapImage.fill(*self._bgColor)
fgColor = VBase4F(*self._fgColor)
for x in range(self._mazeHeight):
for y in range(self._mazeWidth):
if self._mazeCollTable[y][x] == 1:
ax = float(x) / self._mazeWidth * MAP_RESOLUTION
invertedY = self._mazeHeight - 1 - y
ay = float(invertedY) / self._mazeHeight * MAP_RESOLUTION
self._drawSquare(mapImage, int(ax), int(ay), 10, fgColor)
mapTexture = Texture('mapTexture')
mapTexture.setupTexture(Texture.TT2dTexture, self._maskResolution, self._maskResolution, 1, Texture.TUnsignedByte, Texture.FRgba)
mapTexture.setMinfilter(Texture.FTLinear)
mapTexture.load(mapImage)
mapTexture.setWrapU(Texture.WMClamp)
mapTexture.setWrapV(Texture.WMClamp)
mapImage.clear()
del mapImage
cm = CardMaker('map_cardMaker')
cm.setFrame(-1.0, 1.0, -1.0, 1.0)
map = self.attachNewNode(cm.generate())
map.setTexture(mapTexture, 1)
return map
def _revealSmoothCircle(self, x, y, center):
length = (Vec2(x, y) - center).length()
goalAlpha = max(0.0, length / float(self._radius) - 0.5)
self._maskImage.setXelA(
x, y,
VBase4F(0.0, 0.0, 0.0,
min(self._maskImage.getAlpha(x, y), goalAlpha * 2.0)))
def _revealSquare(self, x, y, center):
self._maskImage.setXelA(x, y, VBase4F(0, 0, 0, 0))
def _revealHardCircle(self, x, y, center):
length = (Vec2(x, y) - center).length()
if length <= self._radius:
self._maskImage.setXelA(x, y, VBase4F(0, 0, 0, 0))
