Fix windows and headless build

simgear/misc/parse_color.cxx

@@ -27,10 +27,10 @@ namespace simgear
 {
 
   //----------------------------------------------------------------------------
-  bool parseColor(std::string str, osg::Vec4& result)
+  bool parseColor(std::string str, SGVec4f& result)
   {
     boost::trim(str);
-    osg::Vec4 color(0,0,0,1);
+    SGVec4f color(0,0,0,1);
 
     if( str.empty() )
       return false;
@@ -49,7 +49,7 @@ namespace simgear
            tok != tokens.end() && comp < 4;
            ++tok, ++comp )
       {
-        color._v[comp] = strtol(std::string(*tok).c_str(), 0, 16) / 255.f;
+        color[comp] = strtol(std::string(*tok).c_str(), 0, 16) / 255.f;
       }
     }
     // rgb(r,g,b)
@@ -75,9 +75,9 @@ namespace simgear
            tok != tokens.end() && comp < 4;
            ++tok, ++comp )
       {
-        color._v[comp] = boost::lexical_cast<float>(*tok)
-                       // rgb = [0,255], a = [0,1]
-                       / (comp < 3 ? 255 : 1);
+        color[comp] = boost::lexical_cast<float>(*tok)
+                    // rgb = [0,255], a = [0,1]
+                    / (comp < 3 ? 255 : 1);
       }
     }
     else
@@ -87,4 +87,16 @@ namespace simgear
     return true;
   }
 
+#ifndef SIMGEAR_HEADLESS
+  bool parseColor(std::string str, osg::Vec4& result)
+  {
+    SGVec4f color;
+    if( !parseColor(str, color) )
+      return false;
+
+    result.set(color[0], color[1], color[2], color[3]);
+    return true;
+  }
+#endif
+
 } // namespace simgear

simgear/misc/parse_color.hxx

@@ -19,7 +19,14 @@
 #ifndef PARSE_COLOR_HXX_
 #define PARSE_COLOR_HXX_
 
-#include <osg/Vec4>
+#include <simgear/math/SGLimits.hxx>
+#include <simgear/math/SGMathFwd.hxx>
+#include <simgear/math/SGVec4.hxx>
+
+#ifndef SIMGEAR_HEADLESS
+# include <osg/Vec4>
+#endif
+
 #include <string>
 
 namespace simgear
@@ -33,7 +40,19 @@ namespace simgear
    *
    * @return Whether str contained a valid color (and result has been modified)
    */
+  bool parseColor(std::string str, SGVec4f& result);
+
+#ifndef SIMGEAR_HEADLESS
+  /**
+   * Parse a (CSS) color into an osg::Vec4
+   *
+   * @param str     Text to parse
+   * @param result  Output for parse color
+   *
+   * @return Whether str contained a valid color (and result has been modified)
+   */
   bool parseColor(std::string str, osg::Vec4& result);
+#endif
 
 } // namespace simgear
 

simgear/misc/parse_color_test.cxx

@@ -20,11 +20,11 @@
 
 #define VERIFY_COLOR(str, r, g, b, a) \
   VERIFY(simgear::parseColor(str, color)) \
-  COMPARE(color, osg::Vec4(r, g, b, a))
+  COMPARE(color, SGVec4f(r, g, b, a))
     
 int main (int ac, char ** av)
 {
-  osg::Vec4 color;
+  SGVec4f color;
   VERIFY_COLOR("#ff0000", 1,0,0,1);
   VERIFY_COLOR("#00ff00", 0,1,0,1);
   VERIFY_COLOR("#0000ff", 0,0,1,1);