FGFS-4.1/OpenSceneGraph
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Additions since the CVS back up was made.

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This commit is contained in:
Robert Osfield
2003-06-24 21:57:13 +00:00
parent 15f88f35b2
commit d70ab592ed
53 changed files with 2630 additions and 124 deletions
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35
src/osg/Geometry.cpp
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@@ -2184,3 +2184,38 @@ void Geometry::Extensions::glVertexAttrib4Nubv(unsigned int index, const GLubyte
notify(WARN)<<"Error: glVertexAttrib4Nubv not supported by OpenGL driver"<<std::endl;
}
}
Geometry* osg::createTexturedQuadGeometry(const osg::Vec3& corner,const osg::Vec3& widthVec,const osg::Vec3& heightVec)
{
Geometry* geom = new Geometry;
Vec3Array* coords = new Vec3Array(4);
(*coords)[0] = corner+heightVec;
(*coords)[1] = corner;
(*coords)[2] = corner+widthVec;
(*coords)[3] = corner+widthVec+heightVec;
geom->setVertexArray(coords);
Vec2Array* tcoords = new Vec2Array(4);
(*tcoords)[0].set(0.0f,1.0f);
(*tcoords)[1].set(0.0f,0.0f);
(*tcoords)[2].set(1.0f,0.0f);
(*tcoords)[3].set(1.0f,1.0f);
geom->setTexCoordArray(0,tcoords);
osg::Vec4Array* colours = new osg::Vec4Array(1);
(*colours)[0].set(1.0f,1.0f,1.0,1.0f);
geom->setColorArray(colours);
geom->setColorBinding(Geometry::BIND_OVERALL);
osg::Vec3Array* normals = new osg::Vec3Array(1);
(*normals)[0] = widthVec^heightVec;
(*normals)[0].normalize();
geom->setNormalArray(normals);
geom->setNormalBinding(Geometry::BIND_OVERALL);
geom->addPrimitiveSet(new DrawArrays(PrimitiveSet::QUADS,0,4));
return geom;
}