| #pragma version(1) |
| #pragma rs java_package_name(com.android.rs.allocations) |
| |
| struct simpleStruct { |
| int i; |
| unsigned int j; |
| }; |
| |
| struct complexStruct { |
| struct simpleStruct s; |
| uchar4 c; |
| float f[2]; |
| }; |
| |
| struct complexStruct *g_complexStruct_in; |
| struct complexStruct *g_complexStruct_out; |
| |
| // 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; |
| } |
| |
| // Kernel for testing structs |
| struct complexStruct __attribute__((kernel)) |
| struct_kernel(struct complexStruct in, uint32_t x) |
| { |
| struct complexStruct complex_out; |
| struct simpleStruct simple_out; |
| simple_out.i = (int) x; |
| simple_out.j = x; |
| complex_out.s = simple_out; |
| |
| complex_out.f[0] = (float) x; |
| complex_out.f[1] = (float) x + 0.5; |
| |
| complex_out.c.x = (uchar) (x % 128); |
| complex_out.c.y = 'A'; |
| complex_out.c.z = 'B'; |
| complex_out.c.w = 'C'; |
| |
| return complex_out; |
| } |