| #pragma version(1) |
| #pragma rs java_package_name(com.android.rs.jniallocations) |
| |
| // Kernel performs basic vector swizzle |
| uchar4 __attribute__((kernel)) swizzle_kernel(uchar4 in) |
| { |
| return in.wzyx; |
| } |
| |
| // Kernel squares every element in allocation |
| uint __attribute__((kernel)) square_kernel(ushort in) |
| { |
| uint result = (uint)(in) * (uint)in; |
| return result; |
| } |
| |
| // Helper function adding 1/2 to passed in double |
| static double half_helper(double in) |
| { |
| return (in + 0.5); |
| } |
| |
| // Kernel returns first 3 elements of a double4 plus 1/2 |
| double3 __attribute__((kernel)) add_half_kernel(double4 in) |
| { |
| double3 result; |
| result.x = half_helper(in.x); |
| result.y = half_helper(in.y); |
| result.z = half_helper(in.z); |
| return result; |
| } |