xref: /llvm-project/libclc/generic/lib/geometric/cross.cl (revision 074e7a8ed082572f3e401693e1a3cb299b69bb1c)
1#include <clc/clc.h>
2
3_CLC_OVERLOAD _CLC_DEF float3 cross(float3 p0, float3 p1) {
4  return (float3)(p0.y*p1.z - p0.z*p1.y, p0.z*p1.x - p0.x*p1.z,
5                  p0.x*p1.y - p0.y*p1.x);
6}
7
8_CLC_OVERLOAD _CLC_DEF float4 cross(float4 p0, float4 p1) {
9  return (float4)(p0.y*p1.z - p0.z*p1.y, p0.z*p1.x - p0.x*p1.z,
10                  p0.x*p1.y - p0.y*p1.x, 0.f);
11}
12
13#ifdef cl_khr_fp64
14#pragma OPENCL EXTENSION cl_khr_fp64 : enable
15
16_CLC_OVERLOAD _CLC_DEF double3 cross(double3 p0, double3 p1) {
17  return (double3)(p0.y*p1.z - p0.z*p1.y, p0.z*p1.x - p0.x*p1.z,
18                   p0.x*p1.y - p0.y*p1.x);
19}
20
21_CLC_OVERLOAD _CLC_DEF double4 cross(double4 p0, double4 p1) {
22  return (double4)(p0.y*p1.z - p0.z*p1.y, p0.z*p1.x - p0.x*p1.z,
23                   p0.x*p1.y - p0.y*p1.x, 0.f);
24}
25#endif
26