diff options
Diffstat (limited to 'src/kernels/common.opencl')
| -rw-r--r-- | src/kernels/common.opencl | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/kernels/common.opencl b/src/kernels/common.opencl index 08c47d87..223501fd 100644 --- a/src/kernels/common.opencl +++ b/src/kernels/common.opencl @@ -109,6 +109,16 @@ R"( typedef real singlereal; #endif +// Converts a 'real argument' value to a 'real' value as passed to the kernel. Normally there is no +// conversion, but half-precision is not supported as kernel argument so it is converted from float. +#if PRECISION == 16 + typedef float real_arg; + #define GetRealArg(x) (half)x +#else + typedef real real_arg; + #define GetRealArg(x) x +#endif + // ================================================================================================= // Don't use the non-IEEE754 compliant OpenCL built-in mad() instruction per default. For specific @@ -138,6 +148,13 @@ R"( #define SetToOne(a) a = ONE #endif +// Determines whether a variable is zero +#if PRECISION == 3232 || PRECISION == 6464 + #define IsZero(a) ((a.x == ZERO) && (a.y == ZERO)) +#else + #define IsZero(a) (a == ZERO) +#endif + // The absolute value (component-wise) #if PRECISION == 3232 || PRECISION == 6464 #define AbsoluteValue(value) value.x = fabs(value.x); value.y = fabs(value.y) |