FX64_SHIFT | Defines the shift number (12) for fx64 types. |
FX64_INT_SIZE | Defines the bit width of the integer portion (51) for fx64 types. |
FX64_DEC_SIZE | Defines the bit width for the decimal portion (12) for fx64 types. |
FX64_INT_MASK | Defines the mask for the integer portion of fx64 types. |
FX64_DEC_MASK | Defines the mask (0x0fff ) for the decimal portion of fx64 types. |
FX64_SIGN_MASK | Defines the mask for the sign portion of fx64 types. |
FX64_MAX | Defines the maximum value that can be obtained with fx64 types. |
FX64_MIN | Defines the minimum value that can be obtained with fx64 types. |
#define FX64_SHIFT 12 #define FX64_INT_SIZE 51 #define FX64_DEC_SIZE 12 #define FX64_INT_MASK ((fx64)0x7ffffffffffff000) #define FX64_DEC_MASK ((fx64)0x0000000000000fff) #define FX64_SIGN_MASK ((fx64)0x8000000000000000) #define FX64_MAX ((fx64)0x7fffffffffffffff) #define FX64_MIN ((fx64)0x8000000000000000) #define FX_FX64_TO_F32(x) ((f32)((x) / (f32)(1 << FX64_SHIFT))) #define FX_F32_TO_FX64(x) ((fx64)(((x) > 0) ? \ ((x) * (1 << FX32_SHIFT) + 0.5f ) : \ ((x) * (1 << FX32_SHIFT) - 0.5f ))) #define FX64_CONST(x) FX_F32_TO_FX64(x)
02/25/2004 Initial version.