PUBLIC cl_int
clGetMemObjectInfo(cl_mem obj, cl_mem_info param,
size_t size, void *buf, size_t *size_ret) {
if (!obj)
return CL_INVALID_MEM_OBJECT;
switch (param) {
case CL_MEM_TYPE:
return scalar_property<cl_mem_object_type>(buf, size, size_ret,
obj->type());
case CL_MEM_FLAGS:
return scalar_property<cl_mem_flags>(buf, size, size_ret, obj->flags());
case CL_MEM_SIZE:
return scalar_property<size_t>(buf, size, size_ret, obj->size());
case CL_MEM_HOST_PTR:
return scalar_property<void *>(buf, size, size_ret, obj->host_ptr());
case CL_MEM_MAP_COUNT:
return scalar_property<cl_uint>(buf, size, size_ret, 0);
case CL_MEM_REFERENCE_COUNT:
return scalar_property<cl_uint>(buf, size, size_ret, obj->ref_count());
case CL_MEM_CONTEXT:
return scalar_property<cl_context>(buf, size, size_ret, &obj->ctx);
case CL_MEM_ASSOCIATED_MEMOBJECT: {
sub_buffer *sub = dynamic_cast<sub_buffer *>(obj);
return scalar_property<cl_mem>(buf, size, size_ret,
(sub ? &sub->parent : NULL));
}
case CL_MEM_OFFSET: {
sub_buffer *sub = dynamic_cast<sub_buffer *>(obj);
return scalar_property<size_t>(buf, size, size_ret,
(sub ? sub->offset() : 0));
}
default:
return CL_INVALID_VALUE;
}
}
