예제 #1
0
	virtual void drawImplementation(osg::State& state,const osg::Drawable* drawable) const 
	{
		static osg::TexMat *tm= new osg::TexMat();
		osg::Matrix mvm(state.getModelViewMatrix());
		osg::Quat q;
		q.set(mvm);
//		state.getorcre
		tm->setMatrix(osg::Matrix::rotate( q.inverse() ));
		state.applyTextureAttribute(1,tm);
//		drawable->getOrCreateStateSet()->
		drawable->drawImplementation(state);
	}
예제 #2
0
        virtual void apply(osg::State& state) const
        {
            osg::Matrix modelViewMatrix = state.getModelViewMatrix();

            state.applyModelViewMatrix(state.getInitialViewMatrix());

            for (unsigned int i=0; i<mLights.size(); ++i)
            {
                mLights[i]->setLightNum(i+mIndex);
                mLights[i]->apply(state);
            }

            state.applyModelViewMatrix(modelViewMatrix);
        }
예제 #3
0
void Text3D::renderPerGlyph(osg::State & state) const
{
    osg::Matrix original_modelview = state.getModelViewMatrix();

    // ** for each line, do ...
    TextRenderInfo::const_iterator itLine, endLine = _textRenderInfo.end();
    for (itLine = _textRenderInfo.begin(); itLine!=endLine; ++itLine)
    {
        // ** for each glyph in the line, do ...
        LineRenderInfo::const_iterator it, end = itLine->end();
        for (it = itLine->begin(); it!=end; ++it)
        {

            osg::ref_ptr<osg::RefMatrix> matrix = new osg::RefMatrix(original_modelview);
            matrix->preMultTranslate(osg::Vec3d(it->_position.x(), it->_position.y(), it->_position.z()));
            state.applyModelViewMatrix(matrix.get());

            // ** apply the vertex array
            state.setVertexPointer(it->_glyph->getVertexArray());

            // ** render the front face of the glyph
            state.Normal(0.0f,0.0f,1.0f);

            osg::Geometry::PrimitiveSetList & pslFront = it->_glyph->getFrontPrimitiveSetList();
            for(osg::Geometry::PrimitiveSetList::const_iterator itr=pslFront.begin(), end = pslFront.end(); itr!=end; ++itr)
            {
                (*itr)->draw(state, false);
            }

            // ** render the wall face of the glyph
            state.setNormalPointer(it->_glyph->getNormalArray());
            osg::Geometry::PrimitiveSetList & pslWall = it->_glyph->getWallPrimitiveSetList();
            for(osg::Geometry::PrimitiveSetList::const_iterator itr=pslWall.begin(), end=pslWall.end(); itr!=end; ++itr)
            {
                (*itr)->draw(state, false);
            }
            state.disableNormalPointer();

            // ** render the back face of the glyph
            state.Normal(0.0f,0.0f,-1.0f);

            osg::Geometry::PrimitiveSetList & pslBack = it->_glyph->getBackPrimitiveSetList();
            for(osg::Geometry::PrimitiveSetList::const_iterator itr=pslBack.begin(), end=pslBack.end(); itr!=end; ++itr)
            {
                (*itr)->draw(state, false);
            }
        }
    }
}