()
| 7 | use std::ffi::CString; |
| 8 | |
| 9 | fn main() { |
| 10 | af::info(); |
| 11 | let dims = af::dim4!(8); |
| 12 | let af_buffer = af::constant(0f32, dims.clone()); |
| 13 | af::af_print!("af_buffer", af_buffer); |
| 14 | |
| 15 | let src = r#" |
| 16 | __kernel void add(__global float* buffer, float scalar) { |
| 17 | buffer[get_global_id(0)] += scalar; |
| 18 | } |
| 19 | "#; |
| 20 | |
| 21 | let af_did = afcl::get_device_id(); |
| 22 | let af_ctx = afcl::get_context(false); |
| 23 | let af_que = afcl::get_queue(false); |
| 24 | |
| 25 | let _devid = unsafe { ocl_core::DeviceId::from_raw(af_did) }; |
| 26 | let contx = unsafe { ocl_core::Context::from_raw_copied_ptr(af_ctx) }; |
| 27 | let queue = unsafe { ocl_core::CommandQueue::from_raw_copied_ptr(af_que) }; |
| 28 | |
| 29 | // Define which platform and device(s) to use. Create a context, |
| 30 | // queue, and program then define some dims.. |
| 31 | let src_cstring = CString::new(src).unwrap(); |
| 32 | let program = ocl_core::create_program_with_source(&contx, &[src_cstring]).unwrap(); |
| 33 | ocl_core::build_program( |
| 34 | &program, |
| 35 | None::<&[()]>, |
| 36 | &CString::new("").unwrap(), |
| 37 | None, |
| 38 | None, |
| 39 | ) |
| 40 | .unwrap(); |
| 41 | |
| 42 | // Fetch cl_mem from ArrayFire Array |
| 43 | let ptr = unsafe { af_buffer.device_ptr() }; |
| 44 | let buffer = unsafe { ocl_core::Mem::from_raw_copied_ptr(ptr) }; |
| 45 | |
| 46 | // Create a kernel with arguments matching those in the source above: |
| 47 | let kernel = ocl_core::create_kernel(&program, "add").unwrap(); |
| 48 | ocl_core::set_kernel_arg(&kernel, 0, ArgVal::mem(&buffer)).unwrap(); |
| 49 | ocl_core::set_kernel_arg(&kernel, 1, ArgVal::scalar(&10.0f32)).unwrap(); |
| 50 | |
| 51 | let ocl_dims: [usize; 3] = [dims[0] as usize, dims[1] as usize, dims[2] as usize]; |
| 52 | unsafe { |
| 53 | ocl_core::enqueue_kernel( |
| 54 | &queue, |
| 55 | &kernel, |
| 56 | 1, |
| 57 | None, |
| 58 | &ocl_dims, |
| 59 | None, |
| 60 | None::<Event>, |
| 61 | None::<&mut Event>, |
| 62 | ) |
| 63 | .unwrap(); |
| 64 | } |
| 65 | ocl_core::finish(&queue).unwrap(); |
| 66 | af_buffer.unlock(); //Give back control of cl_mem to ArrayFire memory manager |
nothing calls this directly
no test coverage detected