Fixed a potential U64->float issue
Fixed a potential U64->float issue


Former-commit-id: d001c701e8e00a5319ed981e562b3eb798339229 [formerly 9f5a5e2f53cc0920aadff9687430dde10dc449f3] [formerly 9f5a5e2f53cc0920aadff9687430dde10dc449f3 [formerly 5b2a94670b8d391eb25381f1aad01ce915f9efcd]]
Former-commit-id: 17d34231dc80804852d07a2c6d950b14eb26cb95
Former-commit-id: 40b6844362117396bd2db3f07f2594ca296236bf
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine