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Fix for endianess of colour set up of RGBA values.

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This commit is contained in:
Robert Osfield
2003-01-30 21:46:57 +00:00
parent 03eee3b700
commit f485304665
1 changed files with 17 additions and 3 deletions
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20
src/osgSim/LightPointDrawable.h
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@@ -50,22 +50,36 @@ class OSGSIM_EXPORT LightPointDrawable : public osg::Drawable
void reset();
inline unsigned long asRGBA(const osg::Vec4& color) const
{
#if defined(__sgi) || defined (__hpux__)
// big endian.
return color.asABGR();
#elif defined (sun)
// should probably test at runtime for endianess, assume big endian right now.
return color.asABGR();
#else
// x86 little endian
return color.asRGBA();
#endif
}
inline void addOpaqueLightPoint(unsigned int pointSize,const osg::Vec3& position,const osg::Vec4& color)
{
if (pointSize>=_sizedOpaqueLightPointList.size()) _sizedOpaqueLightPointList.resize(pointSize+1);
_sizedOpaqueLightPointList[pointSize].push_back(ColorPosition(color.asRGBA(),position));
_sizedOpaqueLightPointList[pointSize].push_back(ColorPosition(asRGBA(color),position));
}
inline void addAdditiveLightPoint(unsigned int pointSize,const osg::Vec3& position,const osg::Vec4& color)
{
if (pointSize>=_sizedAdditiveLightPointList.size()) _sizedAdditiveLightPointList.resize(pointSize+1);
_sizedAdditiveLightPointList[pointSize].push_back(ColorPosition(color.asRGBA(),position));
_sizedAdditiveLightPointList[pointSize].push_back(ColorPosition(asRGBA(color),position));
}
inline void addBlendedLightPoint(unsigned int pointSize,const osg::Vec3& position,const osg::Vec4& color)
{
if (pointSize>=_sizedBlendedLightPointList.size()) _sizedBlendedLightPointList.resize(pointSize+1);
_sizedBlendedLightPointList[pointSize].push_back(ColorPosition(color.asRGBA(),position));
_sizedBlendedLightPointList[pointSize].push_back(ColorPosition(asRGBA(color),position));
}
/** draw LightPoints. */