import std.math.trigonometry : sin, cos; // Define a 16-bit floating point values CustomFloat!16 x; // Using the number of bits CustomFloat!(10, 5) y; // Using the precision and exponent width CustomFloat!(10, 5,CustomFloatFlags.ieee) z; // Using the precision, exponent width and format flags CustomFloat!(10, 5,CustomFloatFlags.ieee, 15) w; // Using the precision, exponent width, format flags and exponent offset bias // Use the 16-bit floats mostly like normal numbers w = x*y - 1; // Functions calls require conversion z = sin(+x) + cos(+y); // Use unary plus to concisely convert to a real z = sin(x.get!float) + cos(y.get!float); // Or use get!T z = sin(cast(float) x) + cos(cast(float) y); // Or use cast(T) to explicitly convert // Define a 8-bit custom float for storing probabilities alias Probability = CustomFloat!(4, 4, CustomFloatFlags.ieee^CustomFloatFlags.probability^CustomFloatFlags.signed ); auto p = Probability(0.5);
Allows user code to define custom floating-point formats. These formats are for storage only; all operations on them are performed by first implicitly extracting them to real first. After the operation is completed the result can be stored in a custom floating-point value via assignment.