def __init__(self, pipeline):
     """ Creates the manager and directly setups the passes """
     DebugObject.__init__(self, "AntialiasingManager")
     self.pipeline = pipeline
     self.jitter = False
     self.jitterOffsets = []
     self.jitterIndex = 0
     self.jitterPTA = PTAVecBase2f.emptyArray(1)
     self.create()
 def __init__(self, pipeline):
     """ Creates the manager and directly setups the passes """
     DebugObject.__init__(self, "AntialiasingManager")
     self.pipeline = pipeline
     self.jitter = False
     self.jitterOffsets = []
     self.jitterIndex = 0
     self.jitterPTA = PTAVecBase2f.emptyArray(1)
     self.create()
示例#3
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    def create(self):
        """ Creates this pipeline """

        self.debug("Setting up render pipeline")

        if self.settings is None:
            self.error("You have to call loadSettings first!")
            return

        self.debug("Analyzing system ..")
        SystemAnalyzer.analyze()

        self.debug("Checking required Panda3D version ..")
        SystemAnalyzer.checkPandaVersionOutOfDate(01, 12, 2014)

        # Mount everything first
        self.mountManager.mount()

        # Store globals, as cython can't handle them
        self.debug("Setting up globals")
        Globals.load(self.showbase)
        Globals.font = loader.loadFont("Data/Font/SourceSansPro-Semibold.otf")
        Globals.font.setPixelsPerUnit(25)

        # Setting up shader loading
        BetterShader._DumpShaders = self.settings.dumpGeneratedShaders

        # We use PTA's for shader inputs, because that's faster than
        # using setShaderInput
        self.temporalProjXOffs = PTAInt.emptyArray(1)
        self.cameraPosition = PTAVecBase3f.emptyArray(1)
        self.motionBlurFactor = PTAFloat.emptyArray(1)
        self.lastMVP = PTALMatrix4f.emptyArray(1)
        self.currentMVP = PTALMatrix4f.emptyArray(1)
        self.currentShiftIndex = PTAInt.emptyArray(1)

        # Initialize variables
        self.camera = self.showbase.cam
        self.size = self._getSize()
        self.cullBounds = None

        # For the temporal reprojection it is important that the window width
        # is a multiple of 2
        if self.settings.enableTemporalReprojection and self.size.x % 2 == 1:
            self.error(
                "The window has to have a width which is a multiple of 2 "
                "(Current: ", self.showbase.win.getXSize(), ")")
            self.error(
                "I'll correct that for you, but next time pass the correct "
                "window size!")

            wp = WindowProperties()
            wp.setSize(self.showbase.win.getXSize() + 1,
                       self.showbase.win.getYSize())
            self.showbase.win.requestProperties(wp)
            self.showbase.graphicsEngine.openWindows()

            # Get new size
            self.size = self._getSize()

        # Debug variables to disable specific features
        self.haveLightingPass = True

        # haveCombiner can only be true when haveLightingPass is enabled
        self.haveCombiner = True
        self.haveMRT = True

        # Not as good as I want it, so disabled. I'll work on it.
        self.blurEnabled = False

        self.debug("Window size is", self.size.x, "x", self.size.y)

        self.showbase.camLens.setNearFar(0.1, 50000)
        self.showbase.camLens.setFov(90)

        self.showbase.win.setClearColor(Vec4(1.0, 0.0, 1.0, 1.0))

        # Create GI handler
        if self.settings.enableGlobalIllumination:
            self._setupGlobalIllumination()

        # Create occlusion handler
        self._setupOcclusion()

        if self.settings.displayOnscreenDebugger:
            self.guiManager = PipelineGuiManager(self)
            self.guiManager.setup()

        # Generate auto-configuration for shaders
        self._generateShaderConfiguration()

        # Create light manager, which handles lighting + shadows
        if self.haveLightingPass:
            self.lightManager = LightManager(self)

        self.patchSize = LVecBase2i(self.settings.computePatchSizeX,
                                    self.settings.computePatchSizeY)

        # Create separate scene graphs. The deferred graph is render
        self.forwardScene = NodePath("Forward-Rendering")
        self.transparencyScene = NodePath("Transparency-Rendering")
        self.transparencyScene.setBin("transparent", 30)

        # We need no transparency (we store other information in the alpha
        # channel)
        self.showbase.render.setAttrib(
            TransparencyAttrib.make(TransparencyAttrib.MNone), 100)

        # Now create deferred render buffers
        self._makeDeferredTargets()

        # Create the target which constructs the view-space normals and
        # position from world-space position
        if self.occlusion.requiresViewSpacePosNrm():
            self._createNormalPrecomputeBuffer()

        if self.settings.enableGlobalIllumination:
            self._creatGIPrecomputeBuffer()

        # Setup the buffers for lighting
        self._createLightingPipeline()

        # Setup combiner for temporal reprojetion
        if self.haveCombiner and self.settings.enableTemporalReprojection:
            self._createCombiner()

        if self.occlusion.requiresBlurring():
            self._createOcclusionBlurBuffer()

        self._setupAntialiasing()

        if self.blurEnabled:
            self._createDofStorage()
            self._createBlurBuffer()

        # Not sure why it has to be 0.25. But that leads to the best result
        aspect = float(self.size.y) / self.size.x
        self.onePixelShift = Vec2(0.125 / self.size.x, 0.125 / self.size.y /
                                  aspect) * self.settings.jitterAmount

        # Annoying that Vec2 has no multliply-operator for non-floats
        multiplyVec2 = lambda a, b: Vec2(a.x * b.x, a.y * b.y)

        if self.antialias.requiresJittering():
            self.pixelShifts = [
                multiplyVec2(self.onePixelShift, Vec2(-0.25, 0.25)),
                multiplyVec2(self.onePixelShift, Vec2(0.25, -0.25))
            ]
        else:
            self.pixelShifts = [Vec2(0), Vec2(0)]
        self.currentPixelShift = PTAVecBase2f.emptyArray(1)
        self.lastPixelShift = PTAVecBase2f.emptyArray(1)

        self._setupFinalPass()
        self._setShaderInputs()

        # Give the gui a hint when the pipeline is done loading
        if self.settings.displayOnscreenDebugger:
            self.guiManager.onPipelineLoaded()

        # add update task
        self._attachUpdateTask()
    def create(self):
        """ Creates this pipeline """

        self.debug("Setting up render pipeline")

        if self.settings is None:
            self.error("You have to call loadSettings first!")
            return

        self.debug("Analyzing system ..")
        SystemAnalyzer.analyze()


        self.debug("Checking required Panda3D version ..")
        SystemAnalyzer.checkPandaVersionOutOfDate(7,8,2014)


        # Mount everything first
        self.mountManager.mount()

        # Store globals, as cython can't handle them
        self.debug("Setting up globals")
        Globals.load(self.showbase)
        Globals.font = loader.loadFont("Data/Font/SourceSansPro-Semibold.otf")
        Globals.font.setPixelsPerUnit(25)

        # Setting up shader loading
        BetterShader._DumpShaders = self.settings.dumpGeneratedShaders

        # We use PTA's for shader inputs, because that's faster than
        # using setShaderInput
        self.temporalProjXOffs = PTAInt.emptyArray(1)
        self.cameraPosition = PTAVecBase3f.emptyArray(1)
        self.motionBlurFactor = PTAFloat.emptyArray(1)
        self.lastMVP = PTALMatrix4f.emptyArray(1)
        self.currentMVP = PTALMatrix4f.emptyArray(1)
        self.currentShiftIndex = PTAInt.emptyArray(1)

        # Initialize variables
        self.camera = self.showbase.cam
        self.size = self._getSize()
        self.cullBounds = None

        # For the temporal reprojection it is important that the window width
        # is a multiple of 2
        if self.settings.enableTemporalReprojection and self.size.x % 2 == 1:
            self.error(
                "The window has to have a width which is a multiple of 2 "
                "(Current: ", self.showbase.win.getXSize(), ")")
            self.error(
                "I'll correct that for you, but next time pass the correct "
                "window size!")

            wp = WindowProperties()
            wp.setSize(
                self.showbase.win.getXSize() + 1, self.showbase.win.getYSize())
            self.showbase.win.requestProperties(wp)
            self.showbase.graphicsEngine.openWindows()

            # Get new size
            self.size = self._getSize()

        # Debug variables to disable specific features
        self.haveLightingPass = True

        # haveCombiner can only be true when haveLightingPass is enabled
        self.haveCombiner = True
        self.haveMRT = True

        # Not as good as I want it, so disabled. I'll work on it.
        self.blurEnabled = False

        self.debug("Window size is", self.size.x, "x", self.size.y)

        self.showbase.camLens.setNearFar(0.1, 50000)
        self.showbase.camLens.setFov(115)

        self.showbase.win.setClearColor(Vec4(1.0, 0.0, 1.0, 1.0))

        # Create GI handleer
        if self.settings.enableGlobalIllumination:
            self._setupGlobalIllumination()

        # Create occlusion handler
        self._setupOcclusion()

        if self.settings.displayOnscreenDebugger:
            self.guiManager = PipelineGuiManager(self)
            self.guiManager.setup()

        # Generate auto-configuration for shaders
        self._generateShaderConfiguration()

        # Create light manager, which handles lighting + shadows
        if self.haveLightingPass:
            self.lightManager = LightManager(self)

        self.patchSize = LVecBase2i(
            self.settings.computePatchSizeX,
            self.settings.computePatchSizeY)

        # Create separate scene graphs. The deferred graph is render
        self.forwardScene = NodePath("Forward-Rendering")
        self.transparencyScene = NodePath("Transparency-Rendering")
        self.transparencyScene.setBin("transparent", 30)

        # We need no transparency (we store other information in the alpha
        # channel)
        self.showbase.render.setAttrib(
            TransparencyAttrib.make(TransparencyAttrib.MNone), 100)

        # Now create deferred render buffers
        self._makeDeferredTargets()

        # Create the target which constructs the view-space normals and
        # position from world-space position
        if self.occlusion.requiresViewSpacePosNrm():
            self._createNormalPrecomputeBuffer()

        # Setup the buffers for lighting
        self._createLightingPipeline()

        # Setup combiner for temporal reprojetion
        if self.haveCombiner and self.settings.enableTemporalReprojection:
            self._createCombiner()

        if self.occlusion.requiresBlurring():
            self._createOcclusionBlurBuffer()

        self._setupAntialiasing()

        if self.blurEnabled:
            self._createDofStorage()
            self._createBlurBuffer()

        # Not sure why it has to be 0.25. But that leads to the best result
        aspect = float(self.size.y) / self.size.x
        self.onePixelShift = Vec2(
            0.125 / self.size.x, 0.125 / self.size.y / aspect) * self.settings.jitterAmount

        # Annoying that Vec2 has no multliply-operator for non-floats
        multiplyVec2 = lambda a, b: Vec2(a.x*b.x, a.y*b.y)

        if self.antialias.requiresJittering():
            self.pixelShifts = [
                multiplyVec2(self.onePixelShift, Vec2(-0.25,  0.25)),
                multiplyVec2(self.onePixelShift, Vec2(0.25, -0.25))
            ]
        else:
            self.pixelShifts = [Vec2(0), Vec2(0)]
        self.currentPixelShift = PTAVecBase2f.emptyArray(1)
        self.lastPixelShift = PTAVecBase2f.emptyArray(1)

        self._setupFinalPass()
        self._setShaderInputs()

        # add update task
        self._attachUpdateTask()