1# -*- coding: utf-8 -*- 2 3#------------------------------------------------------------------------- 4# drawElements Quality Program utilities 5# -------------------------------------- 6# 7# Copyright 2015 The Android Open Source Project 8# 9# Licensed under the Apache License, Version 2.0 (the "License"); 10# you may not use this file except in compliance with the License. 11# You may obtain a copy of the License at 12# 13# http://www.apache.org/licenses/LICENSE-2.0 14# 15# Unless required by applicable law or agreed to in writing, software 16# distributed under the License is distributed on an "AS IS" BASIS, 17# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18# See the License for the specific language governing permissions and 19# limitations under the License. 20# 21#------------------------------------------------------------------------- 22 23import os 24from itertools import chain 25 26INL_HEADER_TMPL = """\ 27/* WARNING: This is auto-generated file. Do not modify, since changes will 28 * be lost! Modify the generating script instead. 29 * 30 * Generated from {registryName} revision {revision}. 31 */\ 32""" 33 34def genInlHeader (registryName, revision): 35 return INL_HEADER_TMPL.format( 36 registryName = registryName, 37 revision = str(revision)) 38 39def genInlHeaderForSource (registrySource): 40 return genInlHeaderForSource(registrySource.getFilename(), registrySource.getRevision()) 41 42def nextMod (val, mod): 43 if val % mod == 0: 44 return val + mod 45 else: 46 return int(val/mod)*mod + mod 47 48def indentLines (lines): 49 tabSize = 4 50 51 # Split into columns 52 lineColumns = [line.split("\t") for line in lines if line is not None] 53 if len(lineColumns) == 0: 54 return 55 56 numColumns = max(len(line) for line in lineColumns) 57 58 # Figure out max length per column 59 columnLengths = [nextMod(max(len(line[ndx]) for line in lineColumns if len(line) > ndx), tabSize) for ndx in range(numColumns)] 60 61 for line in lineColumns: 62 indented = [] 63 for columnNdx, col in enumerate(line[:-1]): 64 colLen = len(col) 65 while colLen < columnLengths[columnNdx]: 66 col += "\t" 67 colLen = nextMod(colLen, tabSize) 68 indented.append(col) 69 70 # Append last col 71 indented.append(line[-1]) 72 yield "".join(indented) 73 74def readFile (filename): 75 f = open(filename, 'rb') 76 data = f.read() 77 f.close() 78 return data 79 80def writeFileIfChanged (filename, data): 81 if not os.path.exists(filename) or readFile(filename) != data: 82 f = open(filename, 'wb') 83 f.write(data) 84 f.close() 85 86def writeLines (filename, lines): 87 text = "" 88 for line in lines: 89 text += line 90 text += "\n" 91 92 writeFileIfChanged(filename, text) 93 print filename 94 95def writeInlFile (filename, header, source): 96 writeLines(filename, chain([header], source)) 97 98def normalizeConstant (constant): 99 value = int(constant, base=0) 100 if value >= 1 << 63: 101 suffix = 'ull' 102 elif value >= 1 << 32: 103 suffix = 'll' 104 elif value >= 1 << 31: 105 suffix = 'u' 106 else: 107 suffix = '' 108 return constant + suffix 109 110def commandParams (command): 111 if len(command.params) > 0: 112 return ", ".join(param.declaration for param in command.params) 113 else: 114 return "void" 115 116def commandArgs (command): 117 return ", ".join(param.name for param in command.params) 118