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corr costbasis calc (prices norm)

z_createrawtransaction
dimxy 5 years ago
parent
commit
bd2f5a6d41
  1. 9
      src/cc/prices.cpp

9
src/cc/prices.cpp

@ -828,15 +828,16 @@ int32_t prices_syntheticprofits(int64_t &costbasis, int32_t firstheight, int32_t
mpz_init(mpzRemainder);
mpz_set_ui(mpzCostbasis, costbasis);
mpz_mul_ui(mpzCostbasis, mpzCostbasis, SATOSHIDEN);
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_sub_ui(mpzProfits, mpzProfits, SATOSHIDEN); // profits -= SATOSHIDEN
mpz_mul(mpzProfits, mpzProfits, mpzLeverage); // profits *= leverage
mpz_mul_ui(mpzProfits, mpzProfits, positionsize); // profits *= positionsize
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
profits = mpz_get_si(mpzProfits);

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