Ejemplo n.º 1
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);
        }
Ejemplo n.º 2
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);
            }
        }
    }
}
Ejemplo n.º 3
0
void PositionalStateContainer::draw(osg::State& state,RenderLeaf*& previous, const osg::Matrix* postMultMatrix)
{

    if (previous)
    {
        StateGraph::moveToRootStateGraph(state,previous->_parent);
        state.apply();
        previous = NULL;
    }

    // apply the light list.
    for(AttrMatrixList::iterator litr=_attrList.begin();
        litr!=_attrList.end();
        ++litr)
    {
        if (postMultMatrix)
        {
            if ((*litr).second.valid())
                state.applyModelViewMatrix(new osg::RefMatrix( (*((*litr).second)) * (*postMultMatrix)));
            else
                state.applyModelViewMatrix(new osg::RefMatrix( *postMultMatrix));
        }

        else
        {
            state.applyModelViewMatrix((*litr).second.get());
        }

        // apply the light source.
        litr->first->apply(state);

        // tell state about.
        state.haveAppliedAttribute(litr->first.get());

        // set this state as a global default
        state.setGlobalDefaultAttribute(litr->first.get());
    }

    for(TexUnitAttrMatrixListMap::iterator titr=_texAttrListMap.begin();
        titr!=_texAttrListMap.end();
        ++titr)
    {
        state.setActiveTextureUnit(titr->first);

        AttrMatrixList attrList = titr->second;

        for(AttrMatrixList::iterator litr=attrList.begin();
            litr!=attrList.end();
            ++litr)
        {
            if (postMultMatrix)
            {
                if ((*litr).second.valid())
                    state.applyModelViewMatrix(new osg::RefMatrix( (*((*litr).second)) * (*postMultMatrix)));
                else
                    state.applyModelViewMatrix(new osg::RefMatrix( *postMultMatrix));
            }
            else
            {
                state.applyModelViewMatrix((*litr).second.get());
            }

            // apply the light source.
            litr->first->apply(state);

            // tell state about.
            state.haveAppliedTextureAttribute(titr->first, litr->first.get());

            // set this state as a global default
            state.setGlobalDefaultTextureAttribute(titr->first, litr->first.get());
        }

    }
}