obrah 1.1.2

High-level Rust wrapper around OpenCL using OBWIO
Documentation 
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use obwio::*;
use crate::runtime::Env;

pub fn setarg(env: &mut Env, arg_idx: usize) {
    unsafe {
        let size = std::mem::size_of::<cl_mem>();
        let buf_ptr: *const cl_mem = &env.buffers[arg_idx];
        clSetKernelArg(env.kernel, arg_idx as u32, size, buf_ptr as *const _);
    }
}


pub fn run_kernel(env: &mut Env, threads: usize) {
    unsafe {
        clEnqueueNDRangeKernel(env.queue, env.kernel, 1, std::ptr::null_mut(), &threads, std::ptr::null_mut(), 0, std::ptr::null_mut(), std::ptr::null_mut());
    }
}

pub fn make_kernel(env: &mut Env, name: &str) {
    unsafe {
        env.kernel = clCreateKernel(env.program, name.as_ptr() as *const i8, &mut env.err);
    }
}