def createBuffer(self, name, xsize, ysize, texgroup, depthbits=1):
""" Low-level buffer creation. Not intended for public use. """
winprops = WindowProperties()
winprops.setSize(xsize, ysize)
props = FrameBufferProperties(self.win.getFbProperties())
props.setBackBuffers(0)
props.setRgbColor(1)
props.setDepthBits(depthbits)
depthtex, colortex, auxtex0, auxtex1 = texgroup
if (auxtex0 != None):
props.setAuxRgba(1)
if (auxtex1 != None):
props.setAuxRgba(2)
buffer=base.graphicsEngine.makeOutput(
self.win.getPipe(), name, -1,
props, winprops, GraphicsPipe.BFRefuseWindow | GraphicsPipe.BFResizeable,
self.win.getGsg(), self.win)
if (buffer == None):
return buffer
if (depthtex):
buffer.addRenderTexture(depthtex, GraphicsOutput.RTMBindOrCopy, GraphicsOutput.RTPDepth)
if (colortex):
buffer.addRenderTexture(colortex, GraphicsOutput.RTMBindOrCopy, GraphicsOutput.RTPColor)
if (auxtex0):
buffer.addRenderTexture(auxtex0, GraphicsOutput.RTMBindOrCopy, GraphicsOutput.RTPAuxRgba0)
if (auxtex1):
buffer.addRenderTexture(auxtex1, GraphicsOutput.RTMBindOrCopy, GraphicsOutput.RTPAuxRgba1)
buffer.setSort(self.nextsort)
buffer.disableClears()
self.nextsort += 1
return buffer
