def __setstate__(self, state):
self.__init__()
self.id = state['id']
self.type = state['type']
self.name = state['name']
self.nodeName = state['nodeName']
self.author = state['author']
self.help = state['help']
self.internals = state['internals']
self.code = state['code']
self.includes = state['includes']
self.previewCodes = state['previewCodes']
self.inputProps = state['inputProps']
self.outputProps = state['outputProps']
# childs
self.childs = set()
# input links
self.inputLinks = {}
# output links
self.outputLinks = {}
for outputProp in self.outputProps:
self.outputLinks[outputProp] = []
# create new gfxNode
from gfx.view import GfxNode
self.gfxNode = GfxNode(self)
# set position
pos = state['gfxNodePos']
self.gfxNode.setPos(QtCore.QPointF(pos[0], pos[1]))
def __setstate__(self, state):
self.__init__()
self.id = state['id']
self.type = state['type']
self.name = state['name']
self.nodeName = state['nodeName']
self.author = state['author']
self.help = state['help']
self.internals = state['internals']
self.code = state['code']
self.includes = state['includes']
self.previewCodes = state['previewCodes']
self.inputProps = state['inputProps']
self.outputProps = state['outputProps']
# childs
self.childs = set()
# input links
self.inputLinks = {}
# output links
self.outputLinks = {}
for outputProp in self.outputProps:
self.outputLinks[outputProp] = []
# create new gfxNode
from gfx.view import GfxNode
self.gfxNode = GfxNode(self)
# set position
pos = state['gfxNodePos']
self.gfxNode.setPos(QtCore.QPointF(pos[0], pos[1]))
def buildFrom(cls, type, name, nodeName, author, help,
inputProps, outputProps, internals, code, includes, previewCodes):
node = cls()
# id to identify a single instance
Node.id += 1
node.id = Node.id
# node stuff
node.type = type
node.name = name
node.nodeName = nodeName
node.author = author
node.help = help
node.code = code
node.includes = includes
node.previewCodes = previewCodes
node.childs = set()
# internals
node.internals = internals
# input properties
node.inputProps = inputProps
# output properties
node.outputProps = outputProps
# input links
node.inputLinks = {}
# output links
node.outputLinks = {}
for outputProp in node.outputProps:
node.outputLinks[outputProp] = []
# create gfxNode
from gfx.view import GfxNode
node.gfxNode = GfxNode(node)
return node
class Node(object):
id = 0
def __init__(self):
self.id = None
self.type = None
self.name = None
self.childs = set()
self.nodeName = None
self.author = None
self.help = None
self.code = None
self.internals = None
self.includes = None
self.inputProps = None
self.outputProps = None
self.inputLinks = None
self.outputLinks = None
self.gfxNode = None
self.previewCodes = None
@classmethod
def buildFrom(cls, type, name, nodeName, author, help,
inputProps, outputProps, internals, code, includes, previewCodes):
node = cls()
# id to identify a single instance
Node.id += 1
node.id = Node.id
# node stuff
node.type = type
node.name = name
node.nodeName = nodeName
node.author = author
node.help = help
node.code = code
node.includes = includes
node.previewCodes = previewCodes
node.childs = set()
# internals
node.internals = internals
# input properties
node.inputProps = inputProps
# output properties
node.outputProps = outputProps
# input links
node.inputLinks = {}
# output links
node.outputLinks = {}
for outputProp in node.outputProps:
node.outputLinks[outputProp] = []
# create gfxNode
from gfx.view import GfxNode
node.gfxNode = GfxNode(node)
return node
def __getstate__(self):
state = {}
# save state
state['id'] = self.id
state['type'] = self.type
state['name'] = self.name
state['nodeName'] = self.nodeName
state['author'] = self.author
state['help'] = self.help
state['internals'] = self.internals
state['code'] = self.code
state['includes'] = self.includes
state['previewCodes'] = self.previewCodes
state['inputProps'] = self.inputProps
state['outputProps'] = self.outputProps
state['gfxNodePos'] = (self.gfxNode.pos().x(), self.gfxNode.pos().y())
return state
def __setstate__(self, state):
self.__init__()
self.id = state['id']
self.type = state['type']
self.name = state['name']
self.nodeName = state['nodeName']
self.author = state['author']
self.help = state['help']
self.internals = state['internals']
self.code = state['code']
self.includes = state['includes']
self.previewCodes = state['previewCodes']
self.inputProps = state['inputProps']
self.outputProps = state['outputProps']
# childs
self.childs = set()
# input links
self.inputLinks = {}
# output links
self.outputLinks = {}
for outputProp in self.outputProps:
self.outputLinks[outputProp] = []
# create new gfxNode
from gfx.view import GfxNode
self.gfxNode = GfxNode(self)
# set position
pos = state['gfxNodePos']
self.gfxNode.setPos(QtCore.QPointF(pos[0], pos[1]))
def copy(self):
# copy input props
inputProps = []
for inputProp in self.inputProps:
inputProps.append(inputProp.copy())
# copy output props
outputProps = []
for outputProp in self.outputProps:
outputProps.append(outputProp.copy())
# create a new node, skipping links
newNode = Node.buildFrom(self.type,
self.name,
self.nodeName,
self.author,
self.help,
inputProps, outputProps,
self.internals,
self.code,
self.includes,
self.previewCodes)
return newNode
def attachOutputPropToLink(self, prop, link):
self.outputLinks[prop].append(link)
def detachOutputPropFromLink(self, prop, link):
outputLinks = self.outputLinks[prop]
outputLinks.remove(link)
def attachInputPropToLink(self, prop, link):
self.inputLinks[prop] = link
def detachInputPropFromLink(self, prop):
self.inputLinks.pop(prop)
def isInputPropertyLinked(self, property):
return property in self.inputLinks.keys()
def getIncludes(self, includes, alreadyVisitedNodes = None):
if alreadyVisitedNodes is None: alreadyVisitedNodes = set()
# recurse down the tree
for child in self.childs:
if child not in alreadyVisitedNodes:
child.getIncludes(includes, alreadyVisitedNodes)
# append node includes
includes += self.includes
# update visited nodes
alreadyVisitedNodes.add(self)
def getAvailableShaderParameters(self, params, alreadyVisitedNodes = None):
if alreadyVisitedNodes is None: alreadyVisitedNodes = set()
# recurse down the tree
for child in self.childs:
if child not in alreadyVisitedNodes:
child.getAvailableShaderParameters(params, alreadyVisitedNodes)
# append properties that are shader parameters
for inputProp in self.inputProps:
if not self.isInputPropertyLinked(inputProp):
params.append({'property' : inputProp, 'node' : self})
# update visited nodes
alreadyVisitedNodes.add(self)
def getShaderParameters(self, params, alreadyVisitedNodes = None):
if alreadyVisitedNodes is None: alreadyVisitedNodes = set()
# recurse down the tree
for child in self.childs:
if child not in alreadyVisitedNodes:
child.getShaderParameters(params, alreadyVisitedNodes)
# append properties that are shader parameters
for inputProp in self.inputProps:
if not self.isInputPropertyLinked(inputProp) and inputProp.isShaderParameter:
params.append('%s %s_%s = %s' % (inputProp.typeToStr(),
self.name, inputProp.name,
inputProp.valueToStr()))
# update visited nodes
alreadyVisitedNodes.add(self)
def getCode(self, shaderCode, alreadyGeneratedNodes = None):
if alreadyGeneratedNodes is None: alreadyGeneratedNodes = set()
print 'In node: %s' % self.name
# recurse down the tree
for child in self.childs:
if child not in alreadyGeneratedNodes:
shaderCode = child.getCode(shaderCode, alreadyGeneratedNodes)
# define start node comment
nodeCode = '''// START NODE %s \n''' % self.name
# declare and define input properties
for inputProp in self.inputProps:
if not self.isInputPropertyLinked(inputProp) and not inputProp.isShaderParameter:
nodeCode += '''%s %s_%s = %s;\n''' % (inputProp.typeToStr(),
self.name, inputProp.name,
inputProp.valueToStr())
import copy
code = copy.deepcopy(self.code)
# replace input properties
for inputProp in self.inputProps:
if self.isInputPropertyLinked(inputProp):
inputLink = self.inputLinks[inputProp]
name = '%s_%s' % (inputLink.sourceNode.name, inputLink.sourceProp.name)
code = code.replace('$(%s)' % inputProp.name, name)
else:
name = '%s_%s' % (self.name, inputProp.name)
code = code.replace('$(%s)' % inputProp.name, name)
# replace output properties
for outputProp in self.outputProps:
name = '%s_%s' % (self.name, outputProp.name)
code = code.replace('$(%s)' % outputProp.name, name)
# replace internals
for internal in self.internals:
name = '%s_%s' % (self.name, internal)
code = code.replace('$(%s)' % internal, name)
# append to node code
nodeCode += '''\n%s\n''' % code
# define end node comment
nodeCode += '''// END NODE %s \n\n''' % self.name
# append to shader code
shaderCode += nodeCode
# update generated nodes
alreadyGeneratedNodes.add(self)
return shaderCode
def getPreviewCode(self, shaderType):
import copy
previewCode = copy.deepcopy(self.previewCodes[shaderType])
# replace output properties
for outputProp in self.outputProps:
name = '%s_%s' % (self.name, outputProp.name)
previewCode = previewCode.replace('$(%s)' % outputProp.name, name)
return previewCode
class Node(object):
id = 0
def __init__(self):
self.id = None
self.type = None
self.name = None
self.childs = set()
self.nodeName = None
self.author = None
self.help = None
self.code = None
self.internals = None
self.includes = None
self.inputProps = None
self.outputProps = None
self.inputLinks = None
self.outputLinks = None
self.gfxNode = None
self.previewCodes = None
@classmethod
def buildFrom(cls, type, name, nodeName, author, help,
inputProps, outputProps, internals, code, includes, previewCodes):
node = cls()
# id to identify a single instance
Node.id += 1
node.id = Node.id
# node stuff
node.type = type
node.name = name
node.nodeName = nodeName
node.author = author
node.help = help
node.code = code
node.includes = includes
node.previewCodes = previewCodes
node.childs = set()
# internals
node.internals = internals
# input properties
node.inputProps = inputProps
# output properties
node.outputProps = outputProps
# input links
node.inputLinks = {}
# output links
node.outputLinks = {}
for outputProp in node.outputProps:
node.outputLinks[outputProp] = []
# create gfxNode
from gfx.view import GfxNode
node.gfxNode = GfxNode(node)
return node
def __getstate__(self):
state = {}
# save state
state['id'] = self.id
state['type'] = self.type
state['name'] = self.name
state['nodeName'] = self.nodeName
state['author'] = self.author
state['help'] = self.help
state['internals'] = self.internals
state['code'] = self.code
state['includes'] = self.includes
state['previewCodes'] = self.previewCodes
state['inputProps'] = self.inputProps
state['outputProps'] = self.outputProps
state['gfxNodePos'] = (self.gfxNode.pos().x(), self.gfxNode.pos().y())
return state
def __setstate__(self, state):
self.__init__()
self.id = state['id']
self.type = state['type']
self.name = state['name']
self.nodeName = state['nodeName']
self.author = state['author']
self.help = state['help']
self.internals = state['internals']
self.code = state['code']
self.includes = state['includes']
self.previewCodes = state['previewCodes']
self.inputProps = state['inputProps']
self.outputProps = state['outputProps']
# childs
self.childs = set()
# input links
self.inputLinks = {}
# output links
self.outputLinks = {}
for outputProp in self.outputProps:
self.outputLinks[outputProp] = []
# create new gfxNode
from gfx.view import GfxNode
self.gfxNode = GfxNode(self)
# set position
pos = state['gfxNodePos']
self.gfxNode.setPos(QtCore.QPointF(pos[0], pos[1]))
def copy(self):
# copy input props
inputProps = []
for inputProp in self.inputProps:
inputProps.append(inputProp.copy())
# copy output props
outputProps = []
for outputProp in self.outputProps:
outputProps.append(outputProp.copy())
# create a new node, skipping links
newNode = Node.buildFrom(self.type,
self.name,
self.nodeName,
self.author,
self.help,
inputProps, outputProps,
self.internals,
self.code,
self.includes,
self.previewCodes)
return newNode
def attachOutputPropToLink(self, prop, link):
self.outputLinks[prop].append(link)
def detachOutputPropFromLink(self, prop, link):
outputLinks = self.outputLinks[prop]
outputLinks.remove(link)
def attachInputPropToLink(self, prop, link):
self.inputLinks[prop] = link
def detachInputPropFromLink(self, prop):
self.inputLinks.pop(prop)
def isInputPropertyLinked(self, property):
return property in self.inputLinks.keys()
def getIncludes(self, includes, alreadyVisitedNodes = None):
if alreadyVisitedNodes is None: alreadyVisitedNodes = set()
# recurse down the tree
for child in self.childs:
if child not in alreadyVisitedNodes:
child.getIncludes(includes, alreadyVisitedNodes)
# append node includes
includes += self.includes
# update visited nodes
alreadyVisitedNodes.add(self)
def getAvailableShaderParameters(self, params, alreadyVisitedNodes = None):
if alreadyVisitedNodes is None: alreadyVisitedNodes = set()
# recurse down the tree
for child in self.childs:
if child not in alreadyVisitedNodes:
child.getAvailableShaderParameters(params, alreadyVisitedNodes)
# append properties that are shader parameters
for inputProp in self.inputProps:
if not self.isInputPropertyLinked(inputProp):
params.append({'property' : inputProp, 'node' : self})
# update visited nodes
alreadyVisitedNodes.add(self)
def getShaderParameters(self, params, alreadyVisitedNodes = None):
if alreadyVisitedNodes is None: alreadyVisitedNodes = set()
# recurse down the tree
for child in self.childs:
if child not in alreadyVisitedNodes:
child.getShaderParameters(params, alreadyVisitedNodes)
# append properties that are shader parameters
for inputProp in self.inputProps:
if not self.isInputPropertyLinked(inputProp) and inputProp.isShaderParameter:
params.append('%s %s_%s = %s' % (inputProp.typeToStr(),
self.name, inputProp.name,
inputProp.valueToStr()))
# update visited nodes
alreadyVisitedNodes.add(self)
def getCode(self, shaderCode, alreadyGeneratedNodes = None):
if alreadyGeneratedNodes is None: alreadyGeneratedNodes = set()
print 'In node: %s' % self.name
# recurse down the tree
for child in self.childs:
if child not in alreadyGeneratedNodes:
shaderCode = child.getCode(shaderCode, alreadyGeneratedNodes)
# define start node comment
nodeCode = '''// START NODE %s \n''' % self.name
# declare and define input properties
for inputProp in self.inputProps:
if not self.isInputPropertyLinked(inputProp) and not inputProp.isShaderParameter:
nodeCode += '''%s %s_%s = %s;\n''' % (inputProp.typeToStr(),
self.name, inputProp.name,
inputProp.valueToStr())
import copy
code = copy.deepcopy(self.code)
# replace input properties
for inputProp in self.inputProps:
if self.isInputPropertyLinked(inputProp):
inputLink = self.inputLinks[inputProp]
name = '%s_%s' % (inputLink.sourceNode.name, inputLink.sourceProp.name)
code = code.replace('$(%s)' % inputProp.name, name)
else:
name = '%s_%s' % (self.name, inputProp.name)
code = code.replace('$(%s)' % inputProp.name, name)
# replace output properties
for outputProp in self.outputProps:
name = '%s_%s' % (self.name, outputProp.name)
code = code.replace('$(%s)' % outputProp.name, name)
# replace internals
for internal in self.internals:
name = '%s_%s' % (self.name, internal)
code = code.replace('$(%s)' % internal, name)
# append to node code
nodeCode += '''\n%s\n''' % code
# define end node comment
nodeCode += '''// END NODE %s \n\n''' % self.name
# append to shader code
shaderCode += nodeCode
# update generated nodes
alreadyGeneratedNodes.add(self)
return shaderCode
def getPreviewCode(self, shaderType):
import copy
previewCode = copy.deepcopy(self.previewCodes[shaderType])
# replace output properties
for outputProp in self.outputProps:
name = '%s_%s' % (self.name, outputProp.name)
previewCode = previewCode.replace('$(%s)' % outputProp.name, name)
return previewCode
