760 lines
39 KiB
Python
760 lines
39 KiB
Python
#!/usr/bin/python3 -i
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#
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# Copyright (c) 2015-2016 The Khronos Group Inc.
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# Copyright (c) 2015-2016 Valve Corporation
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# Copyright (c) 2015-2016 LunarG, Inc.
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# Copyright (c) 2015-2016 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Author: Tobin Ehlis <tobine@google.com>
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# Author: Mark Lobodzinski <mark@lunarg.com>
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import os,re,sys
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import xml.etree.ElementTree as etree
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from generator import *
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from collections import namedtuple
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# UniqueObjectsGeneratorOptions - subclass of GeneratorOptions.
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#
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# Adds options used by UniqueObjectsOutputGenerator objects during
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# unique objects layer generation.
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#
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# Additional members
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# prefixText - list of strings to prefix generated header with
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# (usually a copyright statement + calling convention macros).
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# protectFile - True if multiple inclusion protection should be
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# generated (based on the filename) around the entire header.
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# protectFeature - True if #ifndef..#endif protection should be
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# generated around a feature interface in the header file.
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# genFuncPointers - True if function pointer typedefs should be
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# generated
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# protectProto - If conditional protection should be generated
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# around prototype declarations, set to either '#ifdef'
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# to require opt-in (#ifdef protectProtoStr) or '#ifndef'
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# to require opt-out (#ifndef protectProtoStr). Otherwise
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# set to None.
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# protectProtoStr - #ifdef/#ifndef symbol to use around prototype
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# declarations, if protectProto is set
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# apicall - string to use for the function declaration prefix,
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# such as APICALL on Windows.
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# apientry - string to use for the calling convention macro,
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# in typedefs, such as APIENTRY.
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# apientryp - string to use for the calling convention macro
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# in function pointer typedefs, such as APIENTRYP.
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# indentFuncProto - True if prototype declarations should put each
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# parameter on a separate line
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# indentFuncPointer - True if typedefed function pointers should put each
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# parameter on a separate line
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# alignFuncParam - if nonzero and parameters are being put on a
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# separate line, align parameter names at the specified column
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class UniqueObjectsGeneratorOptions(GeneratorOptions):
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def __init__(self,
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filename = None,
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directory = '.',
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apiname = None,
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profile = None,
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versions = '.*',
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emitversions = '.*',
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defaultExtensions = None,
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addExtensions = None,
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removeExtensions = None,
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sortProcedure = regSortFeatures,
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prefixText = "",
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genFuncPointers = True,
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protectFile = True,
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protectFeature = True,
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protectProto = None,
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protectProtoStr = None,
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apicall = '',
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apientry = '',
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apientryp = '',
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indentFuncProto = True,
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indentFuncPointer = False,
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alignFuncParam = 0):
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GeneratorOptions.__init__(self, filename, directory, apiname, profile,
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versions, emitversions, defaultExtensions,
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addExtensions, removeExtensions, sortProcedure)
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self.prefixText = prefixText
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self.genFuncPointers = genFuncPointers
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self.protectFile = protectFile
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self.protectFeature = protectFeature
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self.protectProto = protectProto
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self.protectProtoStr = protectProtoStr
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self.apicall = apicall
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self.apientry = apientry
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self.apientryp = apientryp
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self.indentFuncProto = indentFuncProto
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self.indentFuncPointer = indentFuncPointer
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self.alignFuncParam = alignFuncParam
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# UniqueObjectsOutputGenerator - subclass of OutputGenerator.
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# Generates unique objects layer non-dispatchable handle-wrapping code.
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#
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# ---- methods ----
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# UniqueObjectsOutputGenerator(errFile, warnFile, diagFile) - args as for OutputGenerator. Defines additional internal state.
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# ---- methods overriding base class ----
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# beginFile(genOpts)
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# endFile()
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# beginFeature(interface, emit)
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# endFeature()
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# genCmd(cmdinfo)
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# genStruct()
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# genType()
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class UniqueObjectsOutputGenerator(OutputGenerator):
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"""Generate UniqueObjects code based on XML element attributes"""
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# This is an ordered list of sections in the header file.
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ALL_SECTIONS = ['command']
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def __init__(self,
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errFile = sys.stderr,
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warnFile = sys.stderr,
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diagFile = sys.stdout):
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OutputGenerator.__init__(self, errFile, warnFile, diagFile)
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self.INDENT_SPACES = 4
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# Commands to ignore
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self.intercepts = []
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# Commands which are not autogenerated but still intercepted
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self.no_autogen_list = [
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'vkGetDeviceProcAddr',
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'vkGetInstanceProcAddr',
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'vkCreateInstance',
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'vkDestroyInstance',
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'vkCreateDevice',
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'vkDestroyDevice',
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'vkAllocateMemory',
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'vkCreateComputePipelines',
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'vkCreateGraphicsPipelines',
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'vkCreateSwapchainKHR',
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'vkGetSwapchainImagesKHR',
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'vkEnumerateInstanceLayerProperties',
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'vkEnumerateDeviceLayerProperties',
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'vkEnumerateInstanceExtensionProperties',
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]
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# Commands shadowed by interface functions and are not implemented
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self.interface_functions = [
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'vkGetPhysicalDeviceDisplayPropertiesKHR',
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'vkGetPhysicalDeviceDisplayPlanePropertiesKHR',
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'vkGetDisplayPlaneSupportedDisplaysKHR',
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'vkGetDisplayModePropertiesKHR',
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# DebugReport APIs are hooked, but handled separately in the source file
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'vkCreateDebugReportCallbackEXT',
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'vkDestroyDebugReportCallbackEXT',
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'vkDebugReportMessageEXT',
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]
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self.headerVersion = None
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# Internal state - accumulators for different inner block text
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self.sections = dict([(section, []) for section in self.ALL_SECTIONS])
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self.structNames = [] # List of Vulkan struct typenames
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self.structTypes = dict() # Map of Vulkan struct typename to required VkStructureType
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self.handleTypes = set() # Set of handle type names
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self.commands = [] # List of CommandData records for all Vulkan commands
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self.structMembers = [] # List of StructMemberData records for all Vulkan structs
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self.flags = set() # Map of flags typenames
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# Named tuples to store struct and command data
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self.StructType = namedtuple('StructType', ['name', 'value'])
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self.CommandParam = namedtuple('CommandParam', ['type', 'name', 'ispointer', 'isconst', 'iscount', 'len', 'extstructs', 'cdecl', 'islocal', 'iscreate', 'isdestroy'])
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self.CommandData = namedtuple('CommandData', ['name', 'return_type', 'params', 'cdecl'])
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self.StructMemberData = namedtuple('StructMemberData', ['name', 'members'])
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#
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def incIndent(self, indent):
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inc = ' ' * self.INDENT_SPACES
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if indent:
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return indent + inc
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return inc
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#
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def decIndent(self, indent):
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if indent and (len(indent) > self.INDENT_SPACES):
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return indent[:-self.INDENT_SPACES]
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return ''
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#
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# Override makeProtoName to drop the "vk" prefix
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def makeProtoName(self, name, tail):
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return self.genOpts.apientry + name[2:] + tail
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#
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# Check if the parameter passed in is a pointer to an array
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def paramIsArray(self, param):
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return param.attrib.get('len') is not None
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#
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def beginFile(self, genOpts):
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OutputGenerator.beginFile(self, genOpts)
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# User-supplied prefix text, if any (list of strings)
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if (genOpts.prefixText):
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for s in genOpts.prefixText:
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write(s, file=self.outFile)
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# Namespace
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self.newline()
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write('namespace unique_objects {', file = self.outFile)
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#
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def endFile(self):
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self.newline()
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# Record intercepted procedures
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write('// intercepts', file=self.outFile)
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write('struct { const char* name; PFN_vkVoidFunction pFunc;} procmap[] = {', file=self.outFile)
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write('\n'.join(self.intercepts), file=self.outFile)
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write('};\n', file=self.outFile)
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self.newline()
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write('} // namespace unique_objects', file=self.outFile)
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# Finish processing in superclass
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OutputGenerator.endFile(self)
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#
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def beginFeature(self, interface, emit):
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# Start processing in superclass
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OutputGenerator.beginFeature(self, interface, emit)
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self.headerVersion = None
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self.sections = dict([(section, []) for section in self.ALL_SECTIONS])
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self.structNames = []
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self.structTypes = dict()
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self.handleTypes = set()
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self.commands = []
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self.structMembers = []
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self.cmdMembers = []
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self.flags = set()
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self.StructMemberData = namedtuple('StructMemberData', ['name', 'members'])
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self.CmdMemberData = namedtuple('CmdMemberData', ['name', 'members'])
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#
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def endFeature(self):
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# Actually write the interface to the output file.
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if (self.emit):
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self.newline()
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if (self.featureExtraProtect != None):
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write('#ifdef', self.featureExtraProtect, file=self.outFile)
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# Write the unique_objects code to the file
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if (self.sections['command']):
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if (self.genOpts.protectProto):
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write(self.genOpts.protectProto,
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self.genOpts.protectProtoStr, file=self.outFile)
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write('\n'.join(self.sections['command']), end='', file=self.outFile)
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if (self.featureExtraProtect != None):
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write('\n#endif //', self.featureExtraProtect, file=self.outFile)
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else:
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self.newline()
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# Finish processing in superclass
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OutputGenerator.endFeature(self)
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#
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def genType(self, typeinfo, name):
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OutputGenerator.genType(self, typeinfo, name)
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typeElem = typeinfo.elem
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# If the type is a struct type, traverse the imbedded <member> tags generating a structure.
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# Otherwise, emit the tag text.
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category = typeElem.get('category')
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if (category == 'struct' or category == 'union'):
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self.structNames.append(name)
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self.genStruct(typeinfo, name)
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#
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# Append a definition to the specified section
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def appendSection(self, section, text):
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# self.sections[section].append('SECTION: ' + section + '\n')
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self.sections[section].append(text)
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#
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# Check if the parameter passed in is a pointer
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def paramIsPointer(self, param):
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ispointer = False
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for elem in param:
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if ((elem.tag is not 'type') and (elem.tail is not None)) and '*' in elem.tail:
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ispointer = True
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return ispointer
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#
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# Get the category of a type
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def getTypeCategory(self, typename):
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types = self.registry.tree.findall("types/type")
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for elem in types:
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if (elem.find("name") is not None and elem.find('name').text == typename) or elem.attrib.get('name') == typename:
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return elem.attrib.get('category')
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#
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# Check if a parent object is dispatchable or not
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def isHandleTypeNonDispatchable(self, handletype):
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handle = self.registry.tree.find("types/type/[name='" + handletype + "'][@category='handle']")
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if handle is not None and handle.find('type').text == 'VK_DEFINE_NON_DISPATCHABLE_HANDLE':
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return True
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else:
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return False
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#
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# Retrieve the type and name for a parameter
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def getTypeNameTuple(self, param):
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type = ''
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name = ''
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for elem in param:
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if elem.tag == 'type':
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type = noneStr(elem.text)
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elif elem.tag == 'name':
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name = noneStr(elem.text)
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return (type, name)
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#
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# Retrieve the value of the len tag
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def getLen(self, param):
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result = None
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len = param.attrib.get('len')
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if len and len != 'null-terminated':
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# For string arrays, 'len' can look like 'count,null-terminated', indicating that we
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# have a null terminated array of strings. We strip the null-terminated from the
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# 'len' field and only return the parameter specifying the string count
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if 'null-terminated' in len:
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result = len.split(',')[0]
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else:
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result = len
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# Spec has now notation for len attributes, using :: instead of platform specific pointer symbol
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result = str(result).replace('::', '->')
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return result
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#
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# Generate a VkStructureType based on a structure typename
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def genVkStructureType(self, typename):
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# Add underscore between lowercase then uppercase
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value = re.sub('([a-z0-9])([A-Z])', r'\1_\2', typename)
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# Change to uppercase
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value = value.upper()
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# Add STRUCTURE_TYPE_
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return re.sub('VK_', 'VK_STRUCTURE_TYPE_', value)
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#
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# Struct parameter check generation.
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# This is a special case of the <type> tag where the contents are interpreted as a set of
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# <member> tags instead of freeform C type declarations. The <member> tags are just like
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# <param> tags - they are a declaration of a struct or union member. Only simple member
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# declarations are supported (no nested structs etc.)
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def genStruct(self, typeinfo, typeName):
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OutputGenerator.genStruct(self, typeinfo, typeName)
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members = typeinfo.elem.findall('.//member')
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# Iterate over members once to get length parameters for arrays
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lens = set()
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for member in members:
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len = self.getLen(member)
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if len:
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lens.add(len)
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# Generate member info
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membersInfo = []
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for member in members:
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# Get the member's type and name
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info = self.getTypeNameTuple(member)
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type = info[0]
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name = info[1]
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cdecl = self.makeCParamDecl(member, 0)
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# Process VkStructureType
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if type == 'VkStructureType':
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# Extract the required struct type value from the comments
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# embedded in the original text defining the 'typeinfo' element
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rawXml = etree.tostring(typeinfo.elem).decode('ascii')
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result = re.search(r'VK_STRUCTURE_TYPE_\w+', rawXml)
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if result:
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value = result.group(0)
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else:
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value = self.genVkStructureType(typeName)
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# Store the required type value
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self.structTypes[typeName] = self.StructType(name=name, value=value)
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# Store pointer/array/string info
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membersInfo.append(self.CommandParam(type=type,
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name=name,
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ispointer=self.paramIsPointer(member),
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isconst=True if 'const' in cdecl else False,
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iscount=True if name in lens else False,
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len=self.getLen(member),
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extstructs=member.attrib.get('validextensionstructs') if name == 'pNext' else None,
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cdecl=cdecl,
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islocal=False,
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iscreate=False,
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isdestroy=False))
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self.structMembers.append(self.StructMemberData(name=typeName, members=membersInfo))
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#
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# Insert a lock_guard line
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def lock_guard(self, indent):
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return '%sstd::lock_guard<std::mutex> lock(global_lock);\n' % indent
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#
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# Determine if a struct has an NDO as a member or an embedded member
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def struct_contains_ndo(self, struct_item):
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struct_member_dict = dict(self.structMembers)
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struct_members = struct_member_dict[struct_item]
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for member in struct_members:
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if self.isHandleTypeNonDispatchable(member.type):
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return True
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elif member.type in struct_member_dict:
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if self.struct_contains_ndo(member.type) == True:
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return True
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return False
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#
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# Return list of struct members which contain, or which sub-structures contain
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# an NDO in a given list of parameters or members
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def getParmeterStructsWithNdos(self, item_list):
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struct_list = set()
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for item in item_list:
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paramtype = item.find('type')
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typecategory = self.getTypeCategory(paramtype.text)
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if typecategory == 'struct':
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if self.struct_contains_ndo(paramtype.text) == True:
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struct_list.add(item)
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return struct_list
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#
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# Return list of non-dispatchable objects from a given list of parameters or members
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def getNdosInParameterList(self, item_list, create_func):
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ndo_list = set()
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if create_func == True:
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member_list = item_list[0:-1]
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else:
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member_list = item_list
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for item in member_list:
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if self.isHandleTypeNonDispatchable(paramtype.text):
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ndo_list.add(item)
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return ndo_list
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#
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# Generate source for creating a non-dispatchable object
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def generate_create_ndo_code(self, indent, proto, params, cmd_info):
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create_ndo_code = ''
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if True in [create_txt in proto.text for create_txt in ['Create', 'Allocate']]:
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handle_type = params[-1].find('type')
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if self.isHandleTypeNonDispatchable(handle_type.text):
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# Check for special case where multiple handles are returned
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ndo_array = False
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if cmd_info[-1].len is not None:
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ndo_array = True;
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handle_name = params[-1].find('name')
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create_ndo_code += '%sif (VK_SUCCESS == result) {\n' % (indent)
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indent = self.incIndent(indent)
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create_ndo_code += '%sstd::lock_guard<std::mutex> lock(global_lock);\n' % (indent)
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ndo_dest = '*%s' % handle_name.text
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if ndo_array == True:
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create_ndo_code += '%sfor (uint32_t index0 = 0; index0 < %s; index0++) {\n' % (indent, cmd_info[-1].len)
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indent = self.incIndent(indent)
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ndo_dest = '%s[index0]' % cmd_info[-1].name
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create_ndo_code += '%suint64_t unique_id = global_unique_id++;\n' % (indent)
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create_ndo_code += '%sdev_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(%s);\n' % (indent, ndo_dest)
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create_ndo_code += '%s%s = reinterpret_cast<%s&>(unique_id);\n' % (indent, ndo_dest, handle_type.text)
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if ndo_array == True:
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indent = self.decIndent(indent)
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create_ndo_code += '%s}\n' % indent
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indent = self.decIndent(indent)
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create_ndo_code += '%s}\n' % (indent)
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return create_ndo_code
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#
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# Generate source for destroying a non-dispatchable object
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def generate_destroy_ndo_code(self, indent, proto, cmd_info):
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destroy_ndo_code = ''
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ndo_array = False
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if True in [destroy_txt in proto.text for destroy_txt in ['Destroy', 'Free']]:
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# Check for special case where multiple handles are returned
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if cmd_info[-1].len is not None:
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ndo_array = True;
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param = -1
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else:
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param = -2
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if self.isHandleTypeNonDispatchable(cmd_info[param].type) == True:
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if ndo_array == True:
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# This API is freeing an array of handles. Remove them from the unique_id map.
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destroy_ndo_code += '%sif ((VK_SUCCESS == result) && (%s)) {\n' % (indent, cmd_info[param].name)
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indent = self.incIndent(indent)
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destroy_ndo_code += '%sstd::unique_lock<std::mutex> lock(global_lock);\n' % (indent)
|
|
destroy_ndo_code += '%sfor (uint32_t index0 = 0; index0 < %s; index0++) {\n' % (indent, cmd_info[param].len)
|
|
indent = self.incIndent(indent)
|
|
destroy_ndo_code += '%s%s handle = %s[index0];\n' % (indent, cmd_info[param].type, cmd_info[param].name)
|
|
destroy_ndo_code += '%suint64_t unique_id = reinterpret_cast<uint64_t &>(handle);\n' % (indent)
|
|
destroy_ndo_code += '%sdev_data->unique_id_mapping.erase(unique_id);\n' % (indent)
|
|
indent = self.decIndent(indent);
|
|
destroy_ndo_code += '%s}\n' % indent
|
|
indent = self.decIndent(indent);
|
|
destroy_ndo_code += '%s}\n' % indent
|
|
else:
|
|
# Remove a single handle from the map
|
|
destroy_ndo_code += '%sstd::unique_lock<std::mutex> lock(global_lock);\n' % (indent)
|
|
destroy_ndo_code += '%suint64_t %s_id = reinterpret_cast<uint64_t &>(%s);\n' % (indent, cmd_info[param].name, cmd_info[param].name)
|
|
destroy_ndo_code += '%s%s = (%s)dev_data->unique_id_mapping[%s_id];\n' % (indent, cmd_info[param].name, cmd_info[param].type, cmd_info[param].name)
|
|
destroy_ndo_code += '%sdev_data->unique_id_mapping.erase(%s_id);\n' % (indent, cmd_info[param].name)
|
|
destroy_ndo_code += '%slock.unlock();\n' % (indent)
|
|
return ndo_array, destroy_ndo_code
|
|
|
|
#
|
|
# Clean up local declarations
|
|
def cleanUpLocalDeclarations(self, indent, prefix, name, len):
|
|
cleanup = '%sif (local_%s%s)\n' % (indent, prefix, name)
|
|
if len is not None:
|
|
cleanup += '%s delete[] local_%s%s;\n' % (indent, prefix, name)
|
|
else:
|
|
cleanup += '%s delete local_%s%s;\n' % (indent, prefix, name)
|
|
return cleanup
|
|
#
|
|
# Output UO code for a single NDO (ndo_count is NULL) or a counted list of NDOs
|
|
def outputNDOs(self, ndo_type, ndo_name, ndo_count, prefix, index, indent, destroy_func, destroy_array, top_level):
|
|
decl_code = ''
|
|
pre_call_code = ''
|
|
post_call_code = ''
|
|
if ndo_count is not None:
|
|
if top_level == True:
|
|
decl_code += '%s%s *local_%s%s = NULL;\n' % (indent, ndo_type, prefix, ndo_name)
|
|
pre_call_code += '%s if (%s%s) {\n' % (indent, prefix, ndo_name)
|
|
indent = self.incIndent(indent)
|
|
if top_level == True:
|
|
pre_call_code += '%s local_%s%s = new %s[%s];\n' % (indent, prefix, ndo_name, ndo_type, ndo_count)
|
|
pre_call_code += '%s for (uint32_t %s = 0; %s < %s; ++%s) {\n' % (indent, index, index, ndo_count, index)
|
|
indent = self.incIndent(indent)
|
|
pre_call_code += '%s local_%s%s[%s] = (%s)dev_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(%s[%s])];\n' % (indent, prefix, ndo_name, index, ndo_type, ndo_name, index)
|
|
else:
|
|
pre_call_code += '%s for (uint32_t %s = 0; %s < %s; ++%s) {\n' % (indent, index, index, ndo_count, index)
|
|
indent = self.incIndent(indent)
|
|
pre_call_code += '%s %s%s[%s] = (%s)dev_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(%s%s[%s])];\n' % (indent, prefix, ndo_name, index, ndo_type, prefix, ndo_name, index)
|
|
indent = self.decIndent(indent)
|
|
pre_call_code += '%s }\n' % indent
|
|
indent = self.decIndent(indent)
|
|
pre_call_code += '%s }\n' % indent
|
|
if top_level == True:
|
|
post_call_code += '%sif (local_%s%s)\n' % (indent, prefix, ndo_name)
|
|
indent = self.incIndent(indent)
|
|
post_call_code += '%sdelete[] local_%s;\n' % (indent, ndo_name)
|
|
else:
|
|
if top_level == True:
|
|
if (destroy_func == False) or (destroy_array == True): #### LUGMAL This line needs to be skipped for destroy_ndo and not destroy_array
|
|
pre_call_code += '%s %s = (%s)dev_data->unique_id_mapping[reinterpret_cast<uint64_t &>(%s)];\n' % (indent, ndo_name, ndo_type, ndo_name)
|
|
else:
|
|
# Make temp copy of this var with the 'local' removed. It may be better to not pass in 'local_'
|
|
# as part of the string and explicitly print it
|
|
fix = str(prefix).strip('local_');
|
|
pre_call_code += '%s if (%s%s) {\n' % (indent, fix, ndo_name)
|
|
indent = self.incIndent(indent)
|
|
pre_call_code += '%s %s%s = (%s)dev_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(%s%s)];\n' % (indent, prefix, ndo_name, ndo_type, fix, ndo_name)
|
|
indent = self.decIndent(indent)
|
|
pre_call_code += '%s }\n' % indent
|
|
return decl_code, pre_call_code, post_call_code
|
|
#
|
|
# first_level_param indicates if elements are passed directly into the function else they're below a ptr/struct
|
|
# create_func means that this is API creates or allocates NDOs
|
|
# destroy_func indicates that this API destroys or frees NDOs
|
|
# destroy_array means that the destroy_func operated on an array of NDOs
|
|
def uniquify_members(self, members, indent, prefix, array_index, create_func, destroy_func, destroy_array, first_level_param):
|
|
decls = ''
|
|
pre_code = ''
|
|
post_code = ''
|
|
struct_member_dict = dict(self.structMembers)
|
|
index = 'index%s' % str(array_index)
|
|
array_index += 1
|
|
# Process any NDOs in this structure and recurse for any sub-structs in this struct
|
|
for member in members:
|
|
# Handle NDOs
|
|
if self.isHandleTypeNonDispatchable(member.type) == True:
|
|
count_name = member.len
|
|
if (count_name is not None):
|
|
if first_level_param == False:
|
|
count_name = '%s%s' % (prefix, member.len)
|
|
|
|
if (first_level_param == False) or (create_func == False):
|
|
(tmp_decl, tmp_pre, tmp_post) = self.outputNDOs(member.type, member.name, count_name, prefix, index, indent, destroy_func, destroy_array, first_level_param)
|
|
decls += tmp_decl
|
|
pre_code += tmp_pre
|
|
post_code += tmp_post
|
|
# Handle Structs that contain NDOs at some level
|
|
elif member.type in struct_member_dict:
|
|
# All structs at first level will have an NDO
|
|
if self.struct_contains_ndo(member.type) == True:
|
|
struct_info = struct_member_dict[member.type]
|
|
# Struct Array
|
|
if member.len is not None:
|
|
# Update struct prefix
|
|
if first_level_param == True:
|
|
new_prefix = 'local_%s' % member.name
|
|
# Declare safe_VarType for struct
|
|
decls += '%ssafe_%s *%s = NULL;\n' % (indent, member.type, new_prefix)
|
|
else:
|
|
new_prefix = '%s%s' % (prefix, member.name)
|
|
pre_code += '%s if (%s%s) {\n' % (indent, prefix, member.name)
|
|
indent = self.incIndent(indent)
|
|
if first_level_param == True:
|
|
pre_code += '%s %s = new safe_%s[%s];\n' % (indent, new_prefix, member.type, member.len)
|
|
pre_code += '%s for (uint32_t %s = 0; %s < %s%s; ++%s) {\n' % (indent, index, index, prefix, member.len, index)
|
|
indent = self.incIndent(indent)
|
|
if first_level_param == True:
|
|
pre_code += '%s %s[%s].initialize(&%s[%s]);\n' % (indent, new_prefix, index, member.name, index)
|
|
local_prefix = '%s[%s].' % (new_prefix, index)
|
|
# Process sub-structs in this struct
|
|
(tmp_decl, tmp_pre, tmp_post) = self.uniquify_members(struct_info, indent, local_prefix, array_index, create_func, destroy_func, destroy_array, False)
|
|
decls += tmp_decl
|
|
pre_code += tmp_pre
|
|
post_code += tmp_post
|
|
indent = self.decIndent(indent)
|
|
pre_code += '%s }\n' % indent
|
|
indent = self.decIndent(indent)
|
|
pre_code += '%s }\n' % indent
|
|
if first_level_param == True:
|
|
post_code += self.cleanUpLocalDeclarations(indent, prefix, member.name, member.len)
|
|
# Single Struct
|
|
else:
|
|
# Update struct prefix
|
|
if first_level_param == True:
|
|
new_prefix = 'local_%s->' % member.name
|
|
decls += '%ssafe_%s *local_%s%s = NULL;\n' % (indent, member.type, prefix, member.name)
|
|
else:
|
|
new_prefix = '%s%s->' % (prefix, member.name)
|
|
# Declare safe_VarType for struct
|
|
pre_code += '%s if (%s%s) {\n' % (indent, prefix, member.name)
|
|
indent = self.incIndent(indent)
|
|
if first_level_param == True:
|
|
pre_code += '%s local_%s%s = new safe_%s(%s);\n' % (indent, prefix, member.name, member.type, member.name)
|
|
# Process sub-structs in this struct
|
|
(tmp_decl, tmp_pre, tmp_post) = self.uniquify_members(struct_info, indent, new_prefix, array_index, create_func, destroy_func, destroy_array, False)
|
|
decls += tmp_decl
|
|
pre_code += tmp_pre
|
|
post_code += tmp_post
|
|
indent = self.decIndent(indent)
|
|
pre_code += '%s }\n' % indent
|
|
if first_level_param == True:
|
|
post_code += self.cleanUpLocalDeclarations(indent, prefix, member.name, member.len)
|
|
return decls, pre_code, post_code
|
|
#
|
|
# For a particular API, generate the non-dispatchable-object wrapping/unwrapping code
|
|
def generate_wrapping_code(self, cmd):
|
|
indent = ' '
|
|
proto = cmd.find('proto/name')
|
|
params = cmd.findall('param')
|
|
if proto.text is not None:
|
|
cmd_member_dict = dict(self.cmdMembers)
|
|
cmd_info = cmd_member_dict[proto.text]
|
|
# Handle ndo create/allocate operations
|
|
if cmd_info[0].iscreate:
|
|
create_ndo_code = self.generate_create_ndo_code(indent, proto, params, cmd_info)
|
|
else:
|
|
create_ndo_code = ''
|
|
# Handle ndo destroy/free operations
|
|
if cmd_info[0].isdestroy:
|
|
(destroy_array, destroy_ndo_code) = self.generate_destroy_ndo_code(indent, proto, cmd_info)
|
|
else:
|
|
destroy_array = False
|
|
destroy_ndo_code = ''
|
|
paramdecl = ''
|
|
param_pre_code = ''
|
|
param_post_code = ''
|
|
create_func = True if create_ndo_code else False
|
|
destroy_func = True if destroy_ndo_code else False
|
|
(paramdecl, param_pre_code, param_post_code) = self.uniquify_members(cmd_info, indent, '', 0, create_func, destroy_func, destroy_array, True)
|
|
param_post_code += create_ndo_code
|
|
if destroy_ndo_code:
|
|
if destroy_array == True:
|
|
param_post_code += destroy_ndo_code
|
|
else:
|
|
param_pre_code += destroy_ndo_code
|
|
if param_pre_code:
|
|
if (not destroy_func) or (destroy_array):
|
|
param_pre_code = '%s{\n%s%s%s%s}\n' % (' ', indent, self.lock_guard(indent), param_pre_code, indent)
|
|
return paramdecl, param_pre_code, param_post_code
|
|
#
|
|
# Capture command parameter info needed to wrap NDOs as well as handling some boilerplate code
|
|
def genCmd(self, cmdinfo, cmdname):
|
|
if cmdname in self.interface_functions:
|
|
return
|
|
if cmdname in self.no_autogen_list:
|
|
decls = self.makeCDecls(cmdinfo.elem)
|
|
self.appendSection('command', '')
|
|
self.appendSection('command', '// Declare only')
|
|
self.appendSection('command', decls[0])
|
|
self.intercepts += [ ' {"%s", reinterpret_cast<PFN_vkVoidFunction>(%s)},' % (cmdname,cmdname[2:]) ]
|
|
return
|
|
# Add struct-member type information to command parameter information
|
|
OutputGenerator.genCmd(self, cmdinfo, cmdname)
|
|
members = cmdinfo.elem.findall('.//param')
|
|
# Iterate over members once to get length parameters for arrays
|
|
lens = set()
|
|
for member in members:
|
|
len = self.getLen(member)
|
|
if len:
|
|
lens.add(len)
|
|
struct_member_dict = dict(self.structMembers)
|
|
# Generate member info
|
|
membersInfo = []
|
|
for member in members:
|
|
# Get type and name of member
|
|
info = self.getTypeNameTuple(member)
|
|
type = info[0]
|
|
name = info[1]
|
|
cdecl = self.makeCParamDecl(member, 0)
|
|
# Check for parameter name in lens set
|
|
iscount = True if name in lens else False
|
|
len = self.getLen(member)
|
|
isconst = True if 'const' in cdecl else False
|
|
ispointer = self.paramIsPointer(member)
|
|
# Mark param as local if it is an array of NDOs
|
|
islocal = False;
|
|
if self.isHandleTypeNonDispatchable(type) == True:
|
|
if (len is not None) and (isconst == True):
|
|
islocal = True
|
|
# Or if it's a struct that contains an NDO
|
|
elif type in struct_member_dict:
|
|
if self.struct_contains_ndo(type) == True:
|
|
islocal = True
|
|
|
|
isdestroy = True if True in [destroy_txt in cmdname for destroy_txt in ['Destroy', 'Free']] else False
|
|
iscreate = True if True in [create_txt in cmdname for create_txt in ['Create', 'Allocate']] else False
|
|
|
|
membersInfo.append(self.CommandParam(type=type,
|
|
name=name,
|
|
ispointer=ispointer,
|
|
isconst=isconst,
|
|
iscount=iscount,
|
|
len=len,
|
|
extstructs=member.attrib.get('validextensionstructs') if name == 'pNext' else None,
|
|
cdecl=cdecl,
|
|
islocal=islocal,
|
|
iscreate=iscreate,
|
|
isdestroy=isdestroy))
|
|
self.cmdMembers.append(self.CmdMemberData(name=cmdname, members=membersInfo))
|
|
# Generate NDO wrapping/unwrapping code for all parameters
|
|
(api_decls, api_pre, api_post) = self.generate_wrapping_code(cmdinfo.elem)
|
|
# If API doesn't contain an NDO's, don't fool with it
|
|
if not api_decls and not api_pre and not api_post:
|
|
return
|
|
# Record that the function will be intercepted
|
|
if (self.featureExtraProtect != None):
|
|
self.intercepts += [ '#ifdef %s' % self.featureExtraProtect ]
|
|
self.intercepts += [ ' {"%s", reinterpret_cast<PFN_vkVoidFunction>(%s)},' % (cmdname,cmdname[2:]) ]
|
|
if (self.featureExtraProtect != None):
|
|
self.intercepts += [ '#endif' ]
|
|
decls = self.makeCDecls(cmdinfo.elem)
|
|
self.appendSection('command', '')
|
|
self.appendSection('command', decls[0][:-1])
|
|
self.appendSection('command', '{')
|
|
# Setup common to call wrappers, first parameter is always dispatchable
|
|
dispatchable_type = cmdinfo.elem.find('param/type').text
|
|
dispatchable_name = cmdinfo.elem.find('param/name').text
|
|
# Generate local instance/pdev/device data lookup
|
|
self.appendSection('command', ' layer_data *dev_data = get_my_data_ptr(get_dispatch_key('+dispatchable_name+'), layer_data_map);')
|
|
# Handle return values, if any
|
|
resulttype = cmdinfo.elem.find('proto/type')
|
|
if (resulttype != None and resulttype.text == 'void'):
|
|
resulttype = None
|
|
if (resulttype != None):
|
|
assignresult = resulttype.text + ' result = '
|
|
else:
|
|
assignresult = ''
|
|
# Pre-pend declarations and pre-api-call codegen
|
|
if api_decls:
|
|
self.appendSection('command', "\n".join(str(api_decls).rstrip().split("\n")))
|
|
if api_pre:
|
|
self.appendSection('command', "\n".join(str(api_pre).rstrip().split("\n")))
|
|
# Generate the API call itself
|
|
# Gather the parameter items
|
|
params = cmdinfo.elem.findall('param/name')
|
|
# Pull out the text for each of the parameters, separate them by commas in a list
|
|
paramstext = ', '.join([str(param.text) for param in params])
|
|
# If any of these paramters has been replaced by a local var, fix up the list
|
|
cmd_member_dict = dict(self.cmdMembers)
|
|
params = cmd_member_dict[cmdname]
|
|
for param in params:
|
|
if param.islocal == True:
|
|
if param.ispointer == True:
|
|
paramstext = paramstext.replace(param.name, '(%s %s*)local_%s' % ('const', param.type, param.name))
|
|
else:
|
|
paramstext = paramstext.replace(param.name, '(%s %s)local_%s' % ('const', param.type, param.name))
|
|
# Use correct dispatch table
|
|
if dispatchable_type in ["VkPhysicalDevice", "VkInstance"]:
|
|
API = cmdinfo.elem.attrib.get('name').replace('vk','dev_data->instance_dispatch_table->',1)
|
|
else:
|
|
API = cmdinfo.elem.attrib.get('name').replace('vk','dev_data->device_dispatch_table->',1)
|
|
# Put all this together for the final down-chain call
|
|
self.appendSection('command', ' ' + assignresult + API + '(' + paramstext + ');')
|
|
# And add the post-API-call codegen
|
|
self.appendSection('command', "\n".join(str(api_post).rstrip().split("\n")))
|
|
# Handle the return result variable, if any
|
|
if (resulttype != None):
|
|
self.appendSection('command', ' return result;')
|
|
self.appendSection('command', '}')
|