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changed div funcs to essentials

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dimxy
2019-04-30 16:25:56 +05:00
parent 67176b6a71
commit 9c50f7a7e5
1 changed files with 4 additions and 2 deletions
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6
src/cc/prices.cpp
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@@ -818,6 +818,7 @@ int32_t prices_syntheticprofits(int64_t &costbasis, int32_t firstheight, int32_t
mpz_t mpzCostbasis;
mpz_t mpzPrice;
mpz_t mpzLeverage;
mpz_t mpzRemainder;
mpz_init(mpzProfits);
mpz_init(mpzCostbasis);
@@ -829,15 +830,16 @@ int32_t prices_syntheticprofits(int64_t &costbasis, int32_t firstheight, int32_t
mpz_set_ui(mpzPrice, price);
mpz_set_si(mpzLeverage, leverage);
mpz_cdiv_q(mpzProfits, mpzPrice, mpzCostbasis); // profits = (price*SATOSHIDEN)/costbasis // normalization
mpz_tdiv_qr(mpzProfits, mpzRemainder, mpzPrice, mpzCostbasis); // profits = (price*SATOSHIDEN)/costbasis // normalization
mpz_sub_ui(mpzProfits, mpzProfits, SATOSHIDEN); // profits -= SATOSHIDEN
mpz_mul(mpzProfits, mpzProfits, mpzLeverage); // profits *= leverage
mpz_mul_ui(mpzProfits, mpzProfits, positionsize); // profits *= positionsize
mpz_cdiv_q_ui(mpzProfits, mpzPrice, SATOSHIDEN); // profits /= SATOSHIDEN // de-normalization
mpz_tdiv_qr_ui(mpzProfits, mpzRemainder, mpzPrice, SATOSHIDEN); // profits /= SATOSHIDEN // de-normalization
profits = mpz_get_ui(mpzProfits);
mpz_clear(mpzRemainder);
mpz_clear(mpzLeverage);
mpz_clear(mpzProfits);
mpz_clear(mpzCostbasis);