src/parser.cpp

Sat, 05 Mar 2022 17:18:44 +0200

author
Teemu Piippo <teemu@hecknology.net>
date
Sat, 05 Mar 2022 17:18:44 +0200
changeset 169
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parent 152
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child 176
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permissions
-rw-r--r--

Added the delete action

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1 /*
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2 * LDForge: LDraw parts authoring CAD
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3 * Copyright (C) 2013 - 2020 Teemu Piippo
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4 *
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5 * This program is free software: you can redistribute it and/or modify
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6 * it under the terms of the GNU General Public License as published by
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7 * the Free Software Foundation, either version 3 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 */
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18
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19 #include "model.h"
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20 #include "parser.h"
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21 #include "linetypes/comment.h"
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22 #include "linetypes/conditionaledge.h"
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23 #include "linetypes/edge.h"
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24 #include "linetypes/errorline.h"
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25 #include "linetypes/metacommand.h"
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26 #include "linetypes/object.h"
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27 #include "linetypes/quadrilateral.h"
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28 #include "linetypes/subfilereference.h"
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29 #include "linetypes/triangle.h"
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30
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31 struct BodyParseError
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32 {
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33 QString message;
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34 };
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35
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36 /*
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37 * Constructs an LDraw parser
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38 */
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39 Parser::Parser(QIODevice& device, QObject* parent) :
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40 QObject {parent},
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41 device {device} {}
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42
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43 /*
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44 * Reads a single line from the device.
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45 */
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46 QString Parser::readLine()
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47 {
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48 return QString::fromUtf8(this->device.readLine()).trimmed();
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49 }
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50
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51 /*
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52 * Parses a single line of the header.
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53 * Possible parse results:
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54 * · ParseSuccess: the header line was parsed successfully.
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55 * · ParseFailure: the header line was parsed incorrectly and needs to be handled otherwise.
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56 * · StopParsing: the line does not belong in the header and header parsing needs to stop.
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57 */
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58 Parser::HeaderParseResult Parser::parseHeaderLine(
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59 LDHeader& header,
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60 Winding& winding,
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61 const QString& line
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62 ) {
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63 if (line.isEmpty())
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64 {
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65 return ParseSuccess;
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66 }
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67 else if (not line.startsWith("0") or line.startsWith("0 //"))
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68 {
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69 return StopParsing;
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70 }
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71 else if (line.startsWith("0 !LDRAW_ORG "))
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72 {
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73 QStringList tokens = line
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74 .mid(strlen("0 !LDRAW_ORG "))
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75 .split(" ", Qt::SkipEmptyParts);
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76 if (not tokens.isEmpty())
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77 {
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78 QString partTypeString = tokens[0];
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79 // Anything that enters LDForge becomes unofficial in any case if saved.
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80 // Therefore we don't need to give the Unofficial type any special
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81 // consideration.
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82 if (partTypeString.startsWith("Unofficial_"))
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83 partTypeString = partTypeString.mid(strlen("Unofficial_"));
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84 header.type = headerTypeFromString(partTypeString);
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85 header.qualfiers = {};
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86 if (tokens.contains("Alias"))
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87 header.qualfiers |= LDHeader::Alias;
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88 if (tokens.contains("Physical_Color"))
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89 header.qualfiers |= LDHeader::PhysicalColour;
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90 if (tokens.contains("Flexible_Section"))
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91 header.qualfiers |= LDHeader::FlexibleSection;
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92 return ParseSuccess;
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93 }
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94 else
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95 {
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96 return ParseFailure;
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97 }
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98 }
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99 else if (line == "0 BFC CERTIFY CCW")
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100 {
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101 winding = Anticlockwise;
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102 return ParseSuccess;
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103 }
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104 else if (line == "0 BFC CERTIFY CW")
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105 {
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106 winding = Clockwise;
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107 return ParseSuccess;
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108 }
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109 else if (line == "0 BFC NOCERTIFY")
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110 {
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111 winding = NoWinding;
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112 return ParseSuccess;
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113 }
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114 else if (line.startsWith("0 !HISTORY "))
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115 {
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116 static const QRegExp historyRegexp {
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117 R"(0 !HISTORY\s+(\d{4}-\d{2}-\d{2})\s+)"
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118 R"((\{[^}]+|\[[^]]+)[\]}]\s+(.+))"
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119 };
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120 if (historyRegexp.exactMatch(line))
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121 {
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122 QString dateString = historyRegexp.capturedTexts().value(1);
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123 QString authorWithPrefix = historyRegexp.capturedTexts().value(2);
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124 QString description = historyRegexp.capturedTexts().value(3);
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125 LDHeader::HistoryEntry historyEntry;
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126 historyEntry.date = QDate::fromString(dateString, Qt::ISODate);
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127 historyEntry.description = description;
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128
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129 if (authorWithPrefix[0] == '{')
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130 historyEntry.author = authorWithPrefix + "}";
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131 else
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132 historyEntry.author = authorWithPrefix.mid(1);
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133
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134 header.history.append(historyEntry);
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135 return ParseSuccess;
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136 }
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137 else
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138 {
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139 return ParseFailure;
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140 }
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141 }
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142 else if (line.startsWith("0 Author: "))
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143 {
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144 header.author = line.mid(strlen("0 Author: "));
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145 return ParseSuccess;
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146 }
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147 else if (line.startsWith("0 Name: "))
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148 {
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149 header.name = line.mid(strlen("0 Name: "));
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150 return ParseSuccess;
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151 }
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152 else if (line.startsWith("0 !HELP "))
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153 {
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154 if (not header.help.isEmpty())
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155 header.help += "\n";
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156 header.help += line.mid(strlen("0 !HELP "));
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157 return ParseSuccess;
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158 }
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159 else if (line.startsWith("0 !KEYWORDS "))
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160 {
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161 if (not header.keywords.isEmpty())
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162 header.keywords += "\n";
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163 header.keywords += line.mid(strlen("0 !KEYWORDS "));
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164 return ParseSuccess;
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165 }
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166 else if (line.startsWith("0 !CATEGORY "))
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167 {
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168 header.category = line.mid(strlen("0 !CATEGORY "));
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169 return ParseSuccess;
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170 }
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171 else if (line.startsWith("0 !CMDLINE "))
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172 {
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173 header.cmdline = line.mid(strlen("0 !CMDLINE "));
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174 return ParseSuccess;
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175 }
140
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176 else if (line.startsWith(LDHeader::caLicenseString))
3
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177 {
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178 header.license = LDHeader::CaLicense;
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179 return ParseSuccess;
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180 }
140
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181 else if (line.startsWith(LDHeader::nonCaLicenseString))
3
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182 {
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183 header.license = LDHeader::NonCaLicense;
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184 return ParseSuccess;
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185 }
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186 else
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187 {
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188 return ParseFailure;
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189 }
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190 }
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191
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192 /*
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193 * Parses the header from the device given at construction and returns
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194 * the resulting header structure.
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195 */
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196 LDHeader Parser::parseHeader(Winding& winding)
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197 {
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198 LDHeader header = {};
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199 if (not this->device.atEnd())
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200 {
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201 // Parse the description
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202 QString descriptionLine = this->readLine();
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203 if (descriptionLine.startsWith("0 "))
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204 {
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205 header.description = descriptionLine.mid(strlen("0 ")).trimmed();
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206 // Parse the rest of the header
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207 while (not this->device.atEnd())
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208 {
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209 const QString& line = this->readLine();
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210 auto result = parseHeaderLine(header, winding, line);
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211 if (result == ParseFailure)
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212 {
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213 // Failed to parse this header line, add it as a comment into the body later.
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214 this->bag.append(line);
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215 }
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216 else if (result == StopParsing)
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217 {
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218 // Header parsing stops, add this line to the body.
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219 this->bag.append(line);
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220 break;
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221 }
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222 }
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223 }
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224 else
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225 {
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226 this->bag.append(descriptionLine);
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227 }
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228 }
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229 return header;
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230 }
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231
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Teemu Piippo <teemu@hecknology.net>
parents:
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232 /**
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233 * @brief Parses the model body into the given model.
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234 * @param editor Handle to model edit context
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diff changeset
235 */
152
03f8e6d42e13 Major refactoring
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diff changeset
236 void Parser::parseBody(Model& model)
3
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diff changeset
237 {
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238 bool invertNext = false;
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diff changeset
239 while (not this->device.atEnd())
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240 this->bag.append(this->readLine());
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241 for (const QString& line : this->bag)
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diff changeset
242 {
144
5d73a6717321 Fix handling of "BFC INVERTNEXT" with multiple inner whitespaces
Teemu Piippo <teemu@hecknology.net>
parents: 141
diff changeset
243 // Some LDraw parts such as 53588.dat can contain "BFC INVERTNEXT" with multiple inner whitespaces.
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parents: 141
diff changeset
244 // So we need to pass the string through QString::simplified to catch these cases.
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parents: 141
diff changeset
245 const QString simplifiedLine = line.simplified();
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Teemu Piippo <teemu@hecknology.net>
parents: 141
diff changeset
246 if (simplifiedLine == "0 BFC INVERTNEXT" or simplifiedLine == "0 BFC CERTIFY INVERTNEXT")
3
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diff changeset
247 {
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diff changeset
248 invertNext = true;
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Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
249 continue;
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250 }
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
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diff changeset
251 std::unique_ptr<ldraw::Object> object = parseFromString(line);
152
03f8e6d42e13 Major refactoring
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diff changeset
252 model.append(std::move(object));
3
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diff changeset
253 if (invertNext)
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diff changeset
254 {
152
03f8e6d42e13 Major refactoring
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parents: 144
diff changeset
255 model[model.size() - 1]->invert();
3
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diff changeset
256 }
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diff changeset
257 invertNext = false;
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parents:
diff changeset
258 }
141
185eb297dc1e Saving works now
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parents: 140
diff changeset
259 /*
77
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
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diff changeset
260 // Test quadrilateral splitting by splitting all the quadrilaterals
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diff changeset
261 QVector<ldraw::quadrilateralid_t> quadrilateral_ids;
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
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diff changeset
262 for (int i = 0; i < editor.model().size(); i += 1)
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
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diff changeset
263 {
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
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diff changeset
264 const ldraw::id_t id = editor.model().resolve(editor.model().index(i));
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
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diff changeset
265 const ldraw::quadrilateralid_t quad_id = editor.model().checkType<ldraw::Quadrilateral>(id);
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
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diff changeset
266 if (not(quad_id == ldraw::NULL_ID))
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
parents: 35
diff changeset
267 {
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
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diff changeset
268 quadrilateral_ids.push_back(quad_id);
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
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diff changeset
269 }
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
parents: 35
diff changeset
270 }
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
parents: 35
diff changeset
271 for (const ldraw::quadrilateralid_t id : quadrilateral_ids)
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
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diff changeset
272 {
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
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diff changeset
273 ldraw::splitQuadrilateral(editor, id);
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
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diff changeset
274 }
141
185eb297dc1e Saving works now
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diff changeset
275 */
3
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276 }
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277
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
278 static ldraw::Color colorFromString(const QString& colorString)
4
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diff changeset
279 {
8
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diff changeset
280 bool colorSucceeded;
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
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diff changeset
281 const ldraw::Color color = {colorString.toInt(&colorSucceeded)};
8
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diff changeset
282 if (colorSucceeded)
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283 {
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284 return color;
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diff changeset
285 }
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diff changeset
286 else
4
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parents: 3
diff changeset
287 {
8
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288 throw BodyParseError{"colour was not an integer value"};
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289 }
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290 }
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diff changeset
291
33
4c41bfe2ec6e replaced matrix and vertex classes with glm
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diff changeset
292 static glm::vec3 vertexFromStrings(
8
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diff changeset
293 const QStringList& tokens,
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diff changeset
294 const int startingPosition)
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diff changeset
295 {
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diff changeset
296 bool ok_x;
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297 const float x = tokens[startingPosition].toFloat(&ok_x);
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298 bool ok_y;
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diff changeset
299 const float y = tokens[startingPosition + 1].toFloat(&ok_y);
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diff changeset
300 bool ok_z;
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diff changeset
301 const float z = tokens[startingPosition + 2].toFloat(&ok_z);
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diff changeset
302 if (not ok_x or not ok_y or not ok_z)
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diff changeset
303 {
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diff changeset
304 throw BodyParseError{"vertex contained illegal co-ordinates"};
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diff changeset
305 }
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diff changeset
306 return {x, y, z};
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diff changeset
307 }
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diff changeset
308
115
ed884a2fb009 fix too long lines
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parents: 105
diff changeset
309 static glm::mat4 matrixFromStrings(
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310 const QStringList& tokens,
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311 const int startingPosition,
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diff changeset
312 const int positionStartingIndex)
8
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313 {
33
4c41bfe2ec6e replaced matrix and vertex classes with glm
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314 glm::mat4 result = glm::mat4{1};
8
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315 for (int i = 0; i < 9; i += 1)
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316 {
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317 const int row = i / 3;
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318 const int column = i % 3;
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319 const int index = i + startingPosition;
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320 if (index >= tokens.size())
4
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321 {
8
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322 throw BodyParseError{"too few tokens available"};
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323 }
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324 bool ok;
33
4c41bfe2ec6e replaced matrix and vertex classes with glm
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325 // note that glm::mat4 is column-major
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326 result[column][row] = tokens[index].toFloat(&ok);
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327 if (not ok)
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328 {
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329 throw BodyParseError{"non-numeric values for matrix"};
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330 }
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diff changeset
331 }
4c41bfe2ec6e replaced matrix and vertex classes with glm
Teemu Piippo <teemu@hecknology.net>
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diff changeset
332 for (int i = 0; i < 3; i += 1)
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Teemu Piippo <teemu@hecknology.net>
parents: 26
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333 {
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334 bool ok;
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335 const auto value = tokens[i + positionStartingIndex].toFloat(&ok);
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336 result[3][i] = value;
8
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337 if (not ok)
4
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338 {
8
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339 throw BodyParseError{"non-numeric values for matrix"};
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340 }
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341 }
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342 return result;
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343 }
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344
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
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345 static std::unique_ptr<ldraw::Object> parseType0Line(
8
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346 const QString& line,
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347 const QStringList& tokens)
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348 {
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349 Q_UNUSED(tokens)
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350 if (line.startsWith("0 //"))
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351 {
141
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Teemu Piippo <teemu@hecknology.net>
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352 // lol wut
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parents: 140
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353 return std::make_unique<ldraw::Comment>(line.mid(std::strlen("0 //")).trimmed());
8
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
354 }
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
355 else
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Teemu Piippo <teemu@hecknology.net>
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diff changeset
356 {
141
185eb297dc1e Saving works now
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parents: 140
diff changeset
357 return std::make_unique<ldraw::MetaCommand>(line.mid(1).trimmed());
4
68988ebc2a68 added regular expressions for the parser
Teemu Piippo <teemu@hecknology.net>
parents: 3
diff changeset
358 }
68988ebc2a68 added regular expressions for the parser
Teemu Piippo <teemu@hecknology.net>
parents: 3
diff changeset
359 }
68988ebc2a68 added regular expressions for the parser
Teemu Piippo <teemu@hecknology.net>
parents: 3
diff changeset
360
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
361 static std::unique_ptr<ldraw::SubfileReference> parseType1Line(
8
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parents: 5
diff changeset
362 const QString& line,
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parents: 5
diff changeset
363 const QStringList& tokens)
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
364 {
8
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diff changeset
365 Q_UNUSED(line)
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diff changeset
366 constexpr int colorPosition = 1;
23
3387a84ddaba fixed a pile of nonsense that caused subfiles to go haywire
Teemu Piippo <teemu@hecknology.net>
parents: 21
diff changeset
367 constexpr int positionPosition = 2; // 2..4
3387a84ddaba fixed a pile of nonsense that caused subfiles to go haywire
Teemu Piippo <teemu@hecknology.net>
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diff changeset
368 constexpr int transformPosition = 5; // 5..13
8
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diff changeset
369 constexpr int namePosition = 14;
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parents: 5
diff changeset
370 if (tokens.size() != 15)
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
371 {
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
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diff changeset
372 throw BodyParseError{"wrong amount of tokens in a type-1 line"};
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
373 }
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
374 const ldraw::Color color = colorFromString(tokens[colorPosition]);
33
4c41bfe2ec6e replaced matrix and vertex classes with glm
Teemu Piippo <teemu@hecknology.net>
parents: 26
diff changeset
375 const glm::mat4 transform = matrixFromStrings(tokens, transformPosition, positionPosition);
8
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Teemu Piippo <teemu@hecknology.net>
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diff changeset
376 const QString& name = tokens[namePosition];
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
377 return std::make_unique<ldraw::SubfileReference>(transform, name, color);
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
378 }
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
379
8
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Teemu Piippo <teemu@hecknology.net>
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diff changeset
380 template<typename T, int NumVertices>
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diff changeset
381 static std::unique_ptr<T> parsePolygon(
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parents: 5
diff changeset
382 const QString& line,
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parents: 5
diff changeset
383 const QStringList& tokens)
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
384 {
8
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parents: 5
diff changeset
385 Q_UNUSED(line)
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parents: 5
diff changeset
386 constexpr int colorPosition = 1;
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
387 auto vertexPosition = [](int n) { return 2 + 3*n; };
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
388 if (tokens.size() != 2 + 3 * NumVertices)
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
389 {
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
390 throw BodyParseError{"wrong amount of tokens"};
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
391 }
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
392 const ldraw::Color color = colorFromString(tokens[colorPosition]);
77
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
parents: 35
diff changeset
393 std::array<glm::vec3, NumVertices> vertices;
8
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
394 for (int i = 0; i < NumVertices; i += 1)
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
395 {
77
028798a72591 added some meta stuff, simplified quadrilateral splitting and tested it
Teemu Piippo <teemu@hecknology.net>
parents: 35
diff changeset
396 vertices[unsigned_cast(i)] = vertexFromStrings(tokens, vertexPosition(i));
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
397 }
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
398 return std::make_unique<T>(vertices, color);
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
399 }
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
400
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
401 std::unique_ptr<ldraw::Object> Parser::parseFromString(QString line)
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
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diff changeset
402 {
141
185eb297dc1e Saving works now
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parents: 140
diff changeset
403 line = line.trimmed();
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
404 try
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
405 {
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
406 const QStringList tokens = line.split(QRegExp{R"(\s+)"});
12
fe67489523b5 added dependency loading
Teemu Piippo <teemu@hecknology.net>
parents: 8
diff changeset
407 if (tokens.empty() or tokens == QStringList{{""}})
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
408 {
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
409 return std::make_unique<ldraw::Empty>();
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
410 }
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
411 bool ok_code;
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
412 const int code = tokens[0].toInt(&ok_code);
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
413 if (not ok_code)
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
414 {
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
415 throw BodyParseError{"line type was not an integer"};
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
416 }
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
417 switch (code)
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
418 {
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
419 case 0:
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Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
420 return parseType0Line(line, tokens);
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
421 case 1:
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
422 return parseType1Line(line, tokens);
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
423 case 2:
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
424 return parsePolygon<ldraw::Edge, 2>(line, tokens);
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
425 case 3:
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
426 return parsePolygon<ldraw::Triangle, 3>(line, tokens);
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
427 case 4:
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
428 return parsePolygon<ldraw::Quadrilateral, 4>(line, tokens);
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
429 case 5:
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
430 return parsePolygon<ldraw::ConditionalEdge, 4>(line, tokens);
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
431 default:
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
432 throw BodyParseError{utility::format("bad line type '%1'", code)};
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
433 }
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
434 }
8
44679e468ba9 major update with many things
Teemu Piippo <teemu@hecknology.net>
parents: 5
diff changeset
435 catch(const BodyParseError& error)
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
436 {
35
98906a94732f renamed the linetypes namespace to ldraw namespace and added more structures to it
Teemu Piippo <teemu@hecknology.net>
parents: 33
diff changeset
437 return std::make_unique<ldraw::ErrorLine>(line, error.message);
5
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
438 }
Teemu Piippo <teemu@hecknology.net>
parents: 4
diff changeset
439 }

mercurial