Method bindLabel_

source/MRViewer/MRRenderLabelObject.cpp:393–406

}

void RenderLabelObject::bindLabel_()
{
    auto shader = GLStaticHolder::getShaderId( GLStaticHolder::Labels );
    GL_EXEC( glBindVertexArray( labelArrayObjId_ ) );
    GL_EXEC( glUseProgram( shader ) );
    if ( auto mesh = objLabel_->labelRepresentingMesh() )
        bindVertexAttribArray( shader, "position", vertPosBuffer_, mesh->points.vec_, 3, dirty_ & DIRTY_POSITION );
    else
        bindVertexAttribArray( shader, "position", vertPosBuffer_, std::vector<Vector3f>{}, 3, false, vertPosBuffer_.valid() );

    auto faceIndices = loadFaceIndicesBuffer_();
    facesIndicesBuffer_.loadDataOpt( GL_ELEMENT_ARRAY_BUFFER, faceIndices.dirty(), faceIndices );
    dirty_ &= ~DIRTY_MESH;
}

void RenderLabelObject::initBuffers_()
{