MaterialTransitPtr OctreeVisualization::createMatLine(OctreePtr tree,
                                                      const Octree::OTNodePtr node,
                                                      const Color3f& CoolColor,
                                                      const Color3f& HotColor,
                                                      Real32 Alpha,
                                                      BlendChunk* BaseBlendChunk,
                                                      LineChunk* BaseLineChunk
                                                     )
{
    //Calculate the Color
    Real32 t = static_cast<Real32>(node->getDepth())/static_cast<Real32>(tree->getDepth());
    Color3f NodeColor(t*HotColor + (1.0f-t)*CoolColor);
    Color4f NodeColorWithAlpha(NodeColor.red(),NodeColor.green(),NodeColor.blue(),Alpha);

    MaterialChunkRecPtr    DefaultMatChunk = MaterialChunk::create();
    DefaultMatChunk->setAmbient(NodeColorWithAlpha);
    DefaultMatChunk->setDiffuse(NodeColorWithAlpha);

    ChunkMaterialRecPtr NodeMat = ChunkMaterial::create();
    NodeMat->setSortKey(1);
    NodeMat->addChunk(BaseBlendChunk);
    NodeMat->addChunk(DefaultMatChunk);
    NodeMat->addChunk(BaseLineChunk);

    return MaterialTransitPtr(NodeMat);
}
Example #2
0
void VRTransform::initTranslator() { // TODO
    if (translator != 0) return;

    translator = makeCoordAxis(0.3, 3, false);
    translator->setTravMask(0);
    addChild(translator);
    GeometryRecPtr geo = dynamic_cast<Geometry*>(translator->getCore());

    string shdr_vp =
    "void main( void ) {"
    "   gl_Position = gl_ModelViewProjectionMatrix*gl_Vertex;"
    "   gl_Position.z = -0.1;"
    "   gl_FrontColor = gl_Color;"
    "}";

    /*string shdr_fp =
    "void main( void ) {"
    "   gl_Position = gl_ModelViewProjectionMatrix*gl_Vertex;"
    "   gl_Position.z = -0.1;"
    "}";*/

    ChunkMaterialRecPtr mat = ChunkMaterial::create();
    mat->setSortKey(100);// render last
    SimpleSHLChunkRecPtr shader_chunk = SimpleSHLChunk::create();
    shader_chunk->setVertexProgram(shdr_vp.c_str());
    //shader_chunk->setVertexProgram(shdr_fp.c_str());
    mat->addChunk(shader_chunk);

    geo->setMaterial(mat);
}
MaterialTransitPtr OctreeVisualization::createMatFilled(OctreePtr tree,
                                                        const Octree::OTNodePtr node,
                                                        const Color3f& CoolColor,
                                                        const Color3f& HotColor,
                                                        Real32 Alpha,
                                                        BlendChunk* BaseBlendChunk,
                                                        PolygonChunk* BasePolygonChunk
                                                       )
{
    //Calculate the Color
    //Real32 t = static_cast<Real32>(node->getDepth())/static_cast<Real32>(tree->getDepth());
    //Color3f NodeColor(t*HotColor + (1.0f-t)*CoolColor);
    Color3f NodeColor;
    Color4f NodeColorWithAlpha;
    if(node->getContainsObstacles())
    {
        NodeColor = HotColor;
        NodeColorWithAlpha.setValuesRGBA(NodeColor.red(),NodeColor.green(),NodeColor.blue(),0.55);
    }
    else
    {
        NodeColor = CoolColor;
        NodeColorWithAlpha.setValuesRGBA(NodeColor.red(),NodeColor.green(),NodeColor.blue(),0.05);
    }

    MaterialChunkRecPtr    DefaultMatChunk = MaterialChunk::create();
    DefaultMatChunk->setAmbient(NodeColorWithAlpha);
    DefaultMatChunk->setDiffuse(NodeColorWithAlpha);

    ChunkMaterialRecPtr NodeMat = ChunkMaterial::create();
    NodeMat->setSortKey(1);
    NodeMat->addChunk(BaseBlendChunk);
    NodeMat->addChunk(BasePolygonChunk);
    NodeMat->addChunk(DefaultMatChunk);

    return MaterialTransitPtr(NodeMat);
}