func (self *TileRouter) getTile(conn *gopnikrpc.RenderClient, coord gopnik.TileCoord) (img []byte, err error) {
resp, err := conn.Render(gopnikrpcutils.CoordToRPC(&coord), gopnikrpc.Priority_HIGH, false)
if err != nil {
return nil, err
}
if len(resp.Tiles) != 1 {
return nil, fmt.Errorf("Invalid render response size %v", len(resp.Tiles))
}
return resp.Tiles[0].Image, err
}
func (self *connection) callRender(coord gopnik.TileCoord) (*perflog.PerfLogEntry, error) {
resp, err := self.renderClient.Render(gopnikrpcutils.CoordToRPC(&coord), gopnikrpc.Priority_LOW, true)
if err != nil {
return nil, err
}
return &perflog.PerfLogEntry{
Coord: coord,
Timestamp: time.Now(),
RenderTime: time.Duration(resp.RenderTime),
SaverTime: time.Duration(resp.SaveTime),
}, nil
}