DVCombine.cpp

#include <memory.h>
#include "DVCombine.h"

namespace CUInline
{
	DVCombine::DVCombine(const std::vector<CapturedDeviceViewable>& elem_map, const char* operations)
	{
		std::string struct_body;
		m_view_elems.resize(elem_map.size());
		std::vector<const char*> name_elems(elem_map.size());
		for (size_t i = 0; i < elem_map.size(); i++)
		{
			struct_body += std::string("    ") + elem_map[i].obj->name_view_cls() + " " + elem_map[i].obj_name + ";\n";
			m_view_elems[i] = elem_map[i].obj->view();
			name_elems[i] = elem_map[i].obj_name;
		}

		struct_body += "#ifdef DEVICE_ONLY\n";
		struct_body += operations;
		struct_body += "#endif\n";

		m_name_view_cls = AddStruct(struct_body.c_str());
		m_offsets.resize(elem_map.size() + 1);
		QueryStruct(m_name_view_cls.c_str(), name_elems, m_offsets.data());
	}


	ViewBuf DVCombine::view() const
	{
		ViewBuf ret(m_offsets[m_offsets.size() - 1]);
		for (size_t i = 0; i < m_view_elems.size(); i++)
			memcpy(ret.data() + m_offsets[i], m_view_elems[i].data(), m_view_elems[i].size());
		return ret;
	}

}