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corr costbasis gmp calc (incorrect prices op)

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dimxy
2019-05-01 01:01:22 +05:00
parent bd2f5a6d41
commit c6dab1deca
1 changed files with 2 additions and 3 deletions
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5
src/cc/prices.cpp
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@@ -831,14 +831,13 @@ int32_t prices_syntheticprofits(int64_t &costbasis, int32_t firstheight, int32_t
mpz_set_ui(mpzPrice, price);
mpz_mul_ui(mpzPrice, mpzPrice, SATOSHIDEN); // (price*SATOSHIDEN)
mpz_set_si(mpzLeverage, leverage);
mpz_tdiv_qr(mpzProfits, mpzRemainder, mpzPrice, mpzCostbasis); // profits = (price*SATOSHIDEN)/costbasis // normalization
mpz_sub_ui(mpzProfits, mpzProfits, SATOSHIDEN); // profits -= SATOSHIDEN
mpz_set_si(mpzLeverage, leverage);
mpz_mul(mpzProfits, mpzProfits, mpzLeverage); // profits *= leverage
mpz_mul_ui(mpzProfits, mpzProfits, positionsize); // profits *= positionsize
mpz_tdiv_qr_ui(mpzProfits, mpzRemainder, mpzPrice, SATOSHIDEN); // profits /= SATOSHIDEN // de-normalization
mpz_tdiv_qr_ui(mpzProfits, mpzRemainder, mpzProfits, SATOSHIDEN); // profits /= SATOSHIDEN // de-normalization
profits = mpz_get_si(mpzProfits);