本文整理汇总了Python中pandac.PandaModules.PNMImage.getRedVal方法的典型用法代码示例。如果您正苦于以下问题：Python PNMImage.getRedVal方法的具体用法？Python PNMImage.getRedVal怎么用？Python PNMImage.getRedVal使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pandac.PandaModules.PNMImage的用法示例。
在下文中一共展示了PNMImage.getRedVal方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: transparencyKey
# 需要导入模块: from pandac.PandaModules import PNMImage [as 别名]
# 或者: from pandac.PandaModules.PNMImage import getRedVal [as 别名]
def transparencyKey(filename):
image = PNMImage(GAME + "/textures/effects/" + filename)
image.addAlpha()
backgroundColor = None
for y in range(image.getYSize()):
for x in range(image.getXSize()):
if backgroundColor == None:
backgroundColor = Color(image.getRedVal(x, y), image.getGreenVal(x, y), image.getGreenVal(x, y), 0)
if (
image.getRedVal(x, y) == backgroundColor.R
and image.getGreenVal(x, y) == backgroundColor.G
and image.getGreenVal(x, y) == backgroundColor.B
):
# Transparent
image.setAlpha(x, y, 0.0)
else:
# Opaque
image.setAlpha(x, y, 1.0)
return image示例2: TexturePainter
# 需要导入模块: from pandac.PandaModules import PNMImage [as 别名]
# 或者: from pandac.PandaModules.PNMImage import getRedVal [as 别名]
#.........这里部分代码省略.........
''' modify the texture using the edited image
'''
if type(self.editTexture) == Texture:
self.editTexture.load(self.editImage)
if task: # task may be None
return task.again
def __paintTask(self, task):
#print "I: TexturePainter.__paintTask:"
if not WindowManager.activeWindow or not WindowManager.activeWindow.mouseWatcherNode.hasMouse():
'''print " - abort:", WindowManager.activeWindow
if WindowManager.activeWindow:
print " - mouse:", WindowManager.activeWindow.mouseWatcherNode.hasMouse()'''
return task.cont
# update the camera according to the active camera
#self.modelColorCam.setMat(render, WindowManager.activeWindow.camera.getMat(render))
mpos = base.mouseWatcherNode.getMouse()
x_ratio = min( max( ((mpos.getX()+1)/2), 0), 1)
y_ratio = min( max( ((mpos.getY()+1)/2), 0), 1)
mx = int(x_ratio*self.windowSizeX)
my = self.windowSizeY - int(y_ratio*self.windowSizeY)
self.colorPickerScene.setShaderInput('mousepos', x_ratio, y_ratio, 0, 1)
if self.colorPickerTex.hasRamImage():
self.colorPickerTex.store(self.colorPickerImage)
# get the color below the mousepick from the rendered frame
r = self.colorPickerImage.getRedVal(0,0)
g = self.colorPickerImage.getGreenVal(0,0)
b = self.colorPickerImage.getBlueVal(0,0)
# calculate uv-texture position from the color
x = r + ((b%16)*256)
y = g + ((b//16)*256)
if self.isPainting:
self.__paintPixel(x,y)
self.__textureUpdateTask()
else:
# this might happen if no frame has been rendered yet since creation of the texture
print "W: TexturePainter.__paintTask: colorPickerTex.hasRamMipmapImage() =", self.colorPickerTex.hasRamImage()
return task.cont
def __paintPixel(self, x, y):
''' paint at x/y with the defined settings '''
imageMaxX = self.editImage.getXSize()
imageMaxY = self.editImage.getYSize()
def inImage(x,y):
''' is the given x/y position within the image '''
return ((imageMaxX > x >= 0) and (imageMaxY > y >= 0))
# how smooth should be painted
if self.paintSmooth:
# a smooth brush
hardness = 1.0
else:
# a hard brush
hardness = 0.1
hardness = min(1.0, max(0.05, hardness))