def __init__(self,
materialName,
ambient=ambientDefault,
diffuse=diffuseDefault,
specular=specularDefault,
shininess=shininessDefault,
emission=emmissionDefault):
self.__materialName = materialName
self.__ambient = Vec3d(*ambient)
self.__diffuse = Vec3d(*diffuse)
self.__specular = Vec3d(*specular)
self.__shininess = shininess
self.__emission = Vec3d(*emission)
def __init__(self,
lightName,
lightNum,
ambient=ambientDefault,
diffuse=diffuseDefault,
specular=specularDefault):
self._name = lightName
self._lightNum = Light.LIGHT_NUM[(lightNum % 8)]
self._lightStatus = True
self._ambient = Vec3d(*ambient)
self._diffuse = Vec3d(*diffuse)
self._specular = Vec3d(*specular)
def calculateAverageOfVertices(self, vertexList):
counter = 0
average = Vec3d(0, 0, 0, 0)
for vertex in vertexList:
average.addVec3d(vertex)
counter += 1
return average.divideBy(counter)
def __subdivideFace(self, quadFace):
index = self.getShape().getSize()
xCenter = Vec3d(0, 0, 0, 0)
for verticeIndex in quadFace:
xCenter.addVec3d(self.getShape().getVerticeList()[verticeIndex])
xCenter.scalarMultiplication(0.25)
self.getShape().getVerticeList().append(xCenter)
xCenterIndex = index
x1 = Vec3d(0, 0, 0, 0)
x1.addVec3d(self.getShape().getVerticeList()[quadFace[0]]).addVec3d(
self.getShape().getVerticeList()[
quadFace[1]]).scalarMultiplication(0.5)
self.getShape().getVerticeList().append(x1)
x1Index = index + 1
x2 = Vec3d(0, 0, 0, 0)
x2.addVec3d(self.getShape().getVerticeList()[quadFace[1]]).addVec3d(
self.getShape().getVerticeList()[
quadFace[2]]).scalarMultiplication(0.5)
self.getShape().getVerticeList().append(x2)
x2Index = index + 2
x3 = Vec3d(0, 0, 0, 0)
x3.addVec3d(self.getShape().getVerticeList()[quadFace[2]]).addVec3d(
self.getShape().getVerticeList()[
quadFace[3]]).scalarMultiplication(0.5)
self.getShape().getVerticeList().append(x3)
x3Index = index + 3
x4 = Vec3d(0, 0, 0, 0)
x4.addVec3d(self.getShape().getVerticeList()[quadFace[0]]).addVec3d(
self.getShape().getVerticeList()[
quadFace[3]]).scalarMultiplication(0.5)
self.getShape().getVerticeList().append(x4)
x4Index = index + 4
self.getShape().setSize(self.getShape().getSize() + 5)
faceList = [[x1Index, quadFace[1], x2Index, xCenterIndex],
[x2Index, quadFace[2], x3Index, xCenterIndex],
[x3Index, quadFace[3], x4Index, xCenterIndex],
[x4Index, quadFace[0], x1Index, xCenterIndex]]
return faceList
def __init__(self, lightName, lightNum,
ambient = Light.ambientDefault,
diffuse = Light.diffuseDefault,
specular = Light.specularDefault,
direction = directionDefault):
Light.__init__(self, lightName, lightNum, ambient, diffuse, specular)
self.__direction = Vec3d(direction[0], direction[1], direction[2], 0.0)
def __updateCameraVectors(self):
# Calculate front vector
frontX = math.cos(self.calculateRadian(self.__pitch)) * math.sin(
self.calculateRadian(self.__yaw))
frontY = math.sin(self.calculateRadian(self.__pitch))
frontZ = math.cos(self.calculateRadian(self.__pitch)) * math.cos(
self.calculateRadian(self.__yaw))
self.__cameraFront = Vec3d(-frontX, -frontY, -frontZ, 0).normalize()
# End
self.updateCamera()
def __defineCameraMatrix(self, rightVector, upVector, directionVector,
camPosition):
lookAt = Mat3d()
translation = Mat3d()
translation.defineTranslationMatrix(-camPosition.getX(),
-camPosition.getY(),
-camPosition.getZ())
lookAt.defineMatrix(rightVector, upVector, directionVector,
Vec3d(0, 0, 0, 1.0))
lookAt.multiplyByMat3d(translation)
return lookAt
def __init__(self, lightName, lightNum,
ambient = Light.ambientDefault,
diffuse = Light.diffuseDefault,
specular = Light.specularDefault,
position = positionDefault,
atConstant = constantAttenuationDefault,
atLinear = linearAttenuationDefault,
atQuadratic = quadraticAttnuationDefault,
cutoff = cutoffDefault,
direction = directionDefault,
exponent = exponentDefault):
Light.__init__(self, lightName, lightNum, ambient, diffuse, specular)
self.__position = Vec3d(position[0], position[1], position[2], 1)
self.__atConstant = atConstant
self.__atLinear = atLinear
self.__atQuadratic = atQuadratic
self.__cutoff = cutoff
self.__direction = Vec3d(direction[0], direction[1], direction[2], 0)
self.__exponent = exponent
def calculateVertexPoint(self, vertexNum):
if (vertexNum in self.__vertexPointDict):
return self.__vertexPointDict[vertexNum]
mesh = self.getMesh()
vertexPoint = Vec3d(0, 0, 0, 0)
valence = self.findValenceOfVertex(vertexNum)
valueQ = self.calculateQ(vertexNum)
valueR = self.calculateR(vertexNum)
valueS = mesh.getVertex(vertexNum)
# (Q + 2R + S(n - 3)) / n
vertexPoint.addVec3d(valueQ).addVec3d(
valueR.scalarMultiplication(2.0)).addVec3d(
valueS.scalarMultiplication(
(valence - 3))).divideBy(float(valence))
index = self.addVertex(vertexPoint)
self.__vertexPointDict[vertexNum] = index
return index
def setWorldUp(self, x, y, z):
self.__worldUp = Vec3d(x, y, z, 0)
def setCameraFront(self, x, y, z):
self.__cameraFront = Vec3d(x, y, z, 0)
def setCameraPosition(self, x, y, z):
self.__cameraPosition = Vec3d(x, y, z, 1)
def setTarget(self, targetX, targetY, targetZ):
self.__target = Vec3d(targetX, targetY, targetZ, 0)
def addVertice(self, vx, vy, vz):
self.__verticesList.append(Vec3d(vx, vy, vz, 1))
self.__size += 1
return self
def updatePosition(self, x, y, z):
newX = self.__position.getX() + x
newY = self.__position.getY() + y
newZ = self.__position.getZ() + z
self.__position = Vec3d(newX, newY, newZ, 1.0)
def __identityMatrix(self):
return Mat3d().defineMatrix(Vec3d(1, 0, 0, 0), Vec3d(0, 1, 0, 0),
Vec3d(0, 0, 1, 0), Vec3d(0, 0, 0, 1))
