Developer Documentation
vec4dWrapper.cc
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42 /*===========================================================================*\
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44 * $Revision: 10745 $ *
45 * $LastChangedBy: moebius $ *
46 * $Date: 2011-01-26 10:23:50 +0100 (Mi, 26. Jan 2011) $ *
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48 \*===========================================================================*/
49 
50 
51 
52 //=============================================================================
53 //
54 // Wrapper for Vector ( Vec4d ) - IMPLEMENTATION
55 //
56 //=============================================================================
57 
58 
59 //== INCLUDES =================================================================
60 
61 #include "vec4dWrapper.hh"
62 
63 //== IMPLEMENTATION ==========================================================
64 
65 //=== Vector4 ( = Vec4d) =======================================================
66 
67 QScriptValue toScriptValueVector4(QScriptEngine *engine, const Vector4 &s)
68 {
69  QScriptValue obj = engine->newObject();
70  obj.setProperty("x", QScriptValue(engine, s[0]));
71  obj.setProperty("y", QScriptValue(engine, s[1]));
72  obj.setProperty("z", QScriptValue(engine, s[2]));
73  obj.setProperty("w", QScriptValue(engine, s[3]));
74  return obj;
75 }
76 
77 void fromScriptValueVector4(const QScriptValue &obj, Vector4 &s)
78 {
79  if (obj.isObject()) {
80  s[0] = obj.property("x").toNumber();
81  s[1] = obj.property("y").toNumber();
82  s[2] = obj.property("z").toNumber();
83  s[3] = obj.property("w").toNumber();
84  return;
85  }
86 
87  QString _from = obj.toString();
88  if (_from.startsWith ("Vector4 ("))
89  _from.remove (0, 8);
90  else if (_from.startsWith ("Vector4 : ( "))
91  _from.remove (0, 11);
92  if (_from.endsWith (")"))
93  _from.remove (_from.length () - 1, 1);
94 
95  QStringList sl = _from.split (',');
96 
97  float v[4];
98  bool ok = true;
99 
100  if (sl.length () == 4) {
101  for (int i = 0; i < 4 && ok; i++)
102  v[i] = sl[i].toFloat (&ok);
103 
104  if (ok)
105  for (int i = 0; i < 4; i++)
106  s[i] = v[i];
107  else {
108  for (int i = 0; i < 4; i++)
109  s[i] = 0;
110  std::cerr << "String to Vec4D conversion failed!" << std::endl;
111  }
112  }
113 }
114 
115 QScriptValue createVector4(QScriptContext *context, QScriptEngine *engine)
116 {
117  Vector4 s;
118 
119  QScriptValue callee = context->callee();
120 
121  // If arguments are given, use them for initialization otherwise
122  // initialize with 0
123  if (context->argumentCount() == 4) {
124  s[0] = context->argument(0).toNumber();
125  s[1] = context->argument(1).toNumber();
126  s[2] = context->argument(2).toNumber();
127  s[3] = context->argument(3).toNumber();
128  } else {
129  s[0] = 0.0;
130  s[1] = 0.0;
131  s[2] = 0.0;
132  s[3] = 0.0;
133  }
134 
135  return engine->toScriptValue(s);
136 }
137 
138 QScriptValue Vector4ToString(QScriptContext *context, QScriptEngine *engine)
139 {
140  QString result = "Vector4 : ( " +
141  context->thisObject().property("x").toString() + "," +
142  context->thisObject().property("y").toString() + "," +
143  context->thisObject().property("z").toString() + ","+
144  context->thisObject().property("w").toString() + " )";
145  return QScriptValue(engine, result);
146 }
147 
148 //=============================================================================
149