00001 #ifndef MSDD_BUFFER_COPY_BEHAVIORS_H_
00002 #define MSDD_BUFFER_COPY_BEHAVIORS_H_
00003
00004 namespace msdd {
00005
00006 class BufferCopyBehavior
00007 {
00008 public:
00009 virtual void operator() (gr_vector_void_star &a, const void * b, unsigned int output_index, unsigned int nitems) = 0;
00010 virtual ~BufferCopyBehavior() {};
00011 };
00012
00013 template <class Tin, class Tout>
00014 class BufferCopyBehaviorGeneric : public BufferCopyBehavior {
00015 void operator() (gr_vector_void_star &a, const void * b, unsigned int output_index, unsigned int nitems) {
00016 Tout *out(&(reinterpret_cast<Tout *>(a[0]))[output_index]);
00017 const Tin *in(reinterpret_cast<const Tin *>(b));
00018
00019 for (unsigned int i = 0; i < nitems; ++i) {
00020 out[i] = in[i];
00021 }
00022 }
00023 };
00024
00025 template <class Tin>
00026 class BufferCopyBehaviorComplex : public BufferCopyBehavior {
00027 void operator() (gr_vector_void_star &a, const void * b, unsigned int output_index, unsigned int nitems) {
00028 gr_complex *out(&(reinterpret_cast<gr_complex *>(a[0]))[output_index]);
00029 const Tin *in(reinterpret_cast<const Tin *>(b));
00030
00031 for (unsigned int i = 0; i < nitems; ++i) {
00032 out[i] = gr_complex (in[4*i+1],in[4*i+3]);
00033 }
00034 }
00035 };
00036 }
00037
00038 #endif