def createGUI(self):
self.slider_opts = {
"roughness": {
"name": "Roughness",
"min": 0.0001,
"max": 1.0,
"default": 0.4,
},
"metallic": {
"name": "Metallic",
"min": 0.0001,
"max": 1.0,
"default": 0.0,
},
"specular": {
"name": "Specular",
"min": 0.0001,
"max": 1.0,
"default": 0.5,
},
"basecolor_r": {
"name": "Base Color [Red]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(1,0.2,0.2)
},
"basecolor_g": {
"name": "Base Color [Green]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(0.6,1.0,0.2)
},
"basecolor_b": {
"name": "Base Color [Blue]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(0.2,0.6,1)
},
}
self.sliderOrder = ["roughness", "metallic", "specular", "", "basecolor_r", "basecolor_g", "basecolor_b"]
self.guiParent = UIWindow(
"Material Explorer", 280, 400)
self.guiParent.getNode().setPos(self.win.getXSize() - 340, 0, -120)
self.windowNode = self.guiParent.getContentNode()
currentY = 5
for name in self.sliderOrder:
if name == "":
currentY += 30
continue
opts = self.slider_opts[name]
opts["slider"] = BetterSlider(
x=20, y=currentY+20, size=230, minValue=opts["min"],maxValue=opts["max"], value=opts["default"], parent=self.windowNode, callback=self.materialOptionChanged)
col = Vec3(1.0)
if "color" in opts:
col = opts["color"]
opts["label"] = BetterOnscreenText(x=20, y=currentY,
text=opts["name"], align="left", parent=self.windowNode,
size=15, color=col)
opts["value_label"] = BetterOnscreenText(x=250, y=currentY,
text=str(opts["default"]), align="right", parent=self.windowNode,
size=15, color=Vec3(0.6),mayChange=True)
currentY += 50
class Main(ShowBase, DebugObject):
""" This is the material explorer. You can try different materials"""
def __init__(self):
DebugObject.__init__(self, "Main")
self.debug("Bit System =", 8 * struct.calcsize("P"))
# Load engine configuration
self.debug("Loading panda3d configuration from configuration.prc ..")
loadPrcFile("../../Config/configuration.prc")
# Init the showbase
ShowBase.__init__(self)
# Create the render pipeline
self.debug("Creating pipeline")
self.renderPipeline = RenderingPipeline(self)
# Set a write directory, where the shader cache and so on is stored
# self.renderPipeline.getMountManager().setWritePath(writeDirectory)
self.renderPipeline.getMountManager().setBasePath("../../")
self.renderPipeline.loadSettings("../../Config/pipeline.ini")
# Create the pipeline, and enable scattering
self.renderPipeline.create()
# Load some demo source
self.sceneSource = "Models/SmoothCube/Cube.bam"
# Load scene from disk
self.debug("Loading Scene '" + self.sceneSource + "'")
self.model = self.loader.loadModel(self.sceneSource)
self.scene = render.attachNewNode("Scene")
self.model.reparentTo(self.scene)
self.model.setZ(1.0)
# Wheter to use a ground floor
self.usePlane = True
self.sceneWireframe = False
# Flatten scene
self.scene.flattenStrong()
# Load ground plane if configured
if self.usePlane:
self.groundPlane = self.loader.loadModel(
"Models/Plane/Model.egg.bam")
self.groundPlane.setPos(0, 0, 0)
self.groundPlane.setScale(2.0)
self.groundPlane.setTwoSided(True)
self.groundPlane.flattenStrong()
self.groundPlane.reparentTo(self.scene)
# Prepare textures with SRGB format
self.prepareSRGB(self.scene)
# Create movement controller (Freecam)
self.controller = MovementController(self)
self.controller.setInitialPosition(
Vec3(0, -5, 5.0), Vec3(0, 0, 5))
self.controller.setup()
# Hotkey for wireframe
self.accept("f3", self.toggleSceneWireframe)
# Create a sun light
dPos = Vec3(60, 30, 100)
dirLight = DirectionalLight()
dirLight.setShadowMapResolution(1024)
dirLight.setPos(dPos)
dirLight.setColor(Vec3(1))
dirLight.setPssmTarget(base.cam, base.camLens)
dirLight.setPssmDistance(50.0)
dirLight.setCastsShadows(True)
self.renderPipeline.addLight(dirLight)
self.dirLight = dirLight
sunPos = Vec3(56.7587, -31.3601, 189.196)
self.dirLight.setPos(sunPos)
# Tell the GI which light casts the GI
self.renderPipeline.setGILightSource(dirLight)
self.renderPipeline.setScatteringSource(dirLight)
# Slider to move the sun
if self.renderPipeline.settings.displayOnscreenDebugger:
self.renderPipeline.guiManager.demoSlider.node[
"command"] = self.setSunPos
self.renderPipeline.guiManager.demoSlider.node[
"value"] = 20
self.lastSliderValue = 0.0
# Load skyboxn
self.skybox = self.renderPipeline.getDefaultSkybox()
self.skybox.reparentTo(render)
self.renderPipeline.setEffect(self.model, "DynamicMaterial.effect")
self.renderPipeline.onSceneInitialized()
self.createGUI()
def createGUI(self):
self.slider_opts = {
"roughness": {
"name": "Roughness",
"min": 0.0001,
"max": 1.0,
"default": 0.4,
},
"metallic": {
"name": "Metallic",
"min": 0.0001,
"max": 1.0,
"default": 0.0,
},
"specular": {
"name": "Specular",
"min": 0.0001,
"max": 1.0,
"default": 0.5,
},
"basecolor_r": {
"name": "Base Color [Red]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(1,0.2,0.2)
},
"basecolor_g": {
"name": "Base Color [Green]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(0.6,1.0,0.2)
},
"basecolor_b": {
"name": "Base Color [Blue]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(0.2,0.6,1)
},
}
self.sliderOrder = ["roughness", "metallic", "specular", "", "basecolor_r", "basecolor_g", "basecolor_b"]
self.guiParent = UIWindow(
"Material Explorer", 280, 400)
self.guiParent.getNode().setPos(self.win.getXSize() - 340, 0, -120)
self.windowNode = self.guiParent.getContentNode()
currentY = 5
for name in self.sliderOrder:
if name == "":
currentY += 30
continue
opts = self.slider_opts[name]
opts["slider"] = BetterSlider(
x=20, y=currentY+20, size=230, minValue=opts["min"],maxValue=opts["max"], value=opts["default"], parent=self.windowNode, callback=self.materialOptionChanged)
col = Vec3(1.0)
if "color" in opts:
col = opts["color"]
opts["label"] = BetterOnscreenText(x=20, y=currentY,
text=opts["name"], align="left", parent=self.windowNode,
size=15, color=col)
opts["value_label"] = BetterOnscreenText(x=250, y=currentY,
text=str(opts["default"]), align="right", parent=self.windowNode,
size=15, color=Vec3(0.6),mayChange=True)
currentY += 50
def materialOptionChanged(self):
container = self.model
for name, opt in self.slider_opts.items():
container.setShaderInput("opt_" + name, opt["slider"].getValue())
opt["value_label"].setText("{:0.4f}".format(opt["slider"].getValue()))
def setSunPos(self):
""" Sets the sun position based on the debug slider """
radial = True
rawValue = self.renderPipeline.guiManager.demoSlider.node["value"]
diff = self.lastSliderValue - rawValue
self.lastSliderValue = rawValue
if radial:
rawValue = rawValue / 100.0 * 2.0 * math.pi
dPos = Vec3(
math.sin(rawValue) * 100.0, math.cos(rawValue) * 100.0, 200)
# dPos = Vec3(100, 100, (rawValue - 50) * 10.0)
else:
dPos = Vec3(30, (rawValue - 50) * 1.5, 100)
if abs(diff) > 0.0001:
self.dirLight.setPos(dPos * 10000000.0)
def toggleSceneWireframe(self):
""" Toggles the scene rendermode """
self.sceneWireframe = not self.sceneWireframe
if self.sceneWireframe:
self.scene.setRenderModeWireframe()
else:
self.scene.clearRenderMode()
def prepareSRGB(self, np):
""" Sets the correct texture format for all textures found in <np> """
for tex in np.findAllTextures():
baseFormat = tex.getFormat()
# Only diffuse textures should be SRGB
if "diffuse" in tex.getName().lower():
print "Preparing texture", tex.getName()
if baseFormat == Texture.FRgb:
tex.setFormat(Texture.FSrgb)
elif baseFormat == Texture.FRgba:
tex.setFormat(Texture.FSrgbAlpha)
elif baseFormat == Texture.FSrgb or baseFormat == Texture.FSrgbAlpha:
# Format is okay already
pass
else:
print "Unkown texture format:", baseFormat
print "\tTexture:", tex
# All textures should have the correct filter modes
tex.setMinfilter(Texture.FTLinearMipmapLinear)
tex.setMagfilter(Texture.FTLinear)
tex.setAnisotropicDegree(16)
def convertToPatches(self, model):
""" Converts a model to patches. This is REQUIRED before beeing able
to use it with tesselation shaders """
self.debug("Converting model to patches ..")
for node in model.find_all_matches("**/+GeomNode"):
geom_node = node.node()
num_geoms = geom_node.get_num_geoms()
for i in range(num_geoms):
geom_node.modify_geom(i).make_patches_in_place()
def createGUI(self):
self.slider_opts = {
# "roughness": {
# "name": "Roughness",
# "min": 0.0001,
# "max": 1.0,
# "default": 0.4,
# },
# "metallic": {
# "name": "Metallic",
# "min": 0.0001,
# "max": 1.0,
# "default": 0.0,
# },
# "specular": {
# "name": "Specular",
# "min": 0.0001,
# "max": 1.0,
# "default": 0.5,
# },
"bump_factor": {
"name": "Bump Factor",
"min": 0.0001,
"max": 1.0,
"default": 0.5,
},
"basecolor_r": {
"name": "Base Color [Red]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(1, 0.2, 0.2)
},
"basecolor_g": {
"name": "Base Color [Green]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(0.6, 1.0, 0.2)
},
"basecolor_b": {
"name": "Base Color [Blue]",
"min": 0.0001,
"max": 1.0,
"default": 1.0,
"color": Vec3(0.2, 0.6, 1)
},
}
self.sliderOrder = [
"basecolor_r", "basecolor_g", "basecolor_b", "bump_factor"
]
self.guiParent = UIWindow("Material Explorer", 280, 400)
self.guiParent.getNode().setPos(self.win.getXSize() - 340, 0, -120)
self.windowNode = self.guiParent.getContentNode()
currentY = 5
for name in self.sliderOrder:
if name == "":
currentY += 30
continue
opts = self.slider_opts[name]
opts["slider"] = BetterSlider(x=20,
y=currentY + 20,
size=230,
minValue=opts["min"],
maxValue=opts["max"],
value=opts["default"],
parent=self.windowNode,
callback=self.materialOptionChanged)
col = Vec3(1.0)
if "color" in opts:
col = opts["color"]
opts["label"] = BetterOnscreenText(x=20,
y=currentY,
text=opts["name"],
align="left",
parent=self.windowNode,
size=15,
color=col)
opts["value_label"] = BetterOnscreenText(x=250,
y=currentY,
text=str(opts["default"]),
align="right",
parent=self.windowNode,
size=15,
color=Vec3(0.6),
mayChange=True)
currentY += 50