Method renderPicker

source/MRViewer/MRRenderPointsObject.cpp:132–169

}

void RenderPointsObject::renderPicker( const ModelBaseRenderParams& parameters, unsigned geomId )
{
    MR_TIMER;
    if ( !Viewer::constInstance()->isGLInitialized() )
    {
        objPoints_->resetDirty();
        return;
    }
    update_();

    if ( !objPoints_->hasVisualRepresentation() )
        return;

    GL_EXEC( glViewport( ( GLsizei )0, ( GLsizei )0, ( GLsizei )parameters.viewport.z, ( GLsizei )parameters.viewport.w ) );

    bindPointsPicker_();

    auto shader = GLStaticHolder::getShaderId( GLStaticHolder::Picker );

    GL_EXEC( glUniformMatrix4fv( glGetUniformLocation( shader, "model" ), 1, GL_TRUE, parameters.modelMatrix.data() ) );
    GL_EXEC( glUniformMatrix4fv( glGetUniformLocation( shader, "view" ), 1, GL_TRUE, parameters.viewMatrix.data() ) );
    GL_EXEC( glUniformMatrix4fv( glGetUniformLocation( shader, "proj" ), 1, GL_TRUE, parameters.projMatrix.data() ) );

    GL_EXEC( glUniform1ui( glGetUniformLocation( shader, "primBucketSize" ), 1 ) );

    GL_EXEC( glUniform1i( glGetUniformLocation( shader, "useClippingPlane" ), objPoints_->globalClippedByPlane( parameters.viewportId ) ) );
    GL_EXEC( glUniform4f( glGetUniformLocation( shader, "clippingPlane" ),
        parameters.clipPlane.n.x, parameters.clipPlane.n.y, parameters.clipPlane.n.z, parameters.clipPlane.d ) );
    GL_EXEC( glUniform1ui( glGetUniformLocation( shader, "uniGeomId" ), geomId ) );
#ifdef __EMSCRIPTEN__
    GL_EXEC( glUniform1f( glGetUniformLocation( shader, "pointSize" ), objPoints_->getPointSize() ) );
#else
    GL_EXEC( glPointSize( objPoints_->getPointSize() ) );
#endif
    GL_EXEC( glDepthFunc( getDepthFunctionLess( parameters.depthFunction ) ) );
    GL_EXEC( glDrawElements( GL_POINTS, ( GLsizei )validIndicesSize_, GL_UNSIGNED_INT, 0 ) );
    GL_EXEC( glDepthFunc( getDepthFunctionLess( DepthFunction::Default ) ) );
}

size_t RenderPointsObject::heapBytes() const
{