cl_map.hpp

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#ifndef SPLA_CL_MAP_HPP
#define SPLA_CL_MAP_HPP
 
#include <opencl/cl_accelerator.hpp>
#include <opencl/generated/auto_map.hpp>
#include <spla/op.hpp>
 
namespace spla {
 
    template<typename T>
    void cl_map(cl::CommandQueue& queue, const cl::Buffer& source, cl::Buffer& dest, uint n, const ref_ptr<TOpUnary<T, T>>& op) {
        if (n == 0) return;
 
        auto* acc = get_acc_cl();
 
        CLProgramBuilder builder;
        builder
                .set_name("map")
                .set_source(source_map)
                .add_type("TYPE", get_ttype<T>().template as<Type>())
                .add_op("OP_UNARY", op.template as<OpUnary>())
                .acquire();
 
        auto kernel = builder.make_kernel("map");
        kernel.setArg(0, dest);
        kernel.setArg(1, source);
        kernel.setArg(2, n);
 
        cl::NDRange global(align(n, acc->get_default_wgs()));
        cl::NDRange local(acc->get_default_wgs());
        queue.enqueueNDRangeKernel(kernel, cl::NullRange, global, local);
    }
 
}// namespace spla
 
#endif//SPLA_CL_MAP_HPP