# Copyright (C) 2012-2015  (see AUTHORS file for a list of contributors)
#
# This file is part of GNSS-SDR.
#
# GNSS-SDR is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GNSS-SDR is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
#


if(ENABLE_CUDA)
    # Append current NVCC flags by something, eg comput capability
    # set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --gpu-architecture sm_30)
    list(APPEND CUDA_NVCC_FLAGS "-gencode arch=compute_30,code=sm_30; -std=c++11;-O3; -use_fast_math -default-stream per-thread")
    set(CUDA_PROPAGATE_HOST_FLAGS OFF)
    CUDA_INCLUDE_DIRECTORIES( ${CMAKE_CURRENT_SOURCE_DIR})
    set(LIB_TYPE STATIC) #set the lib type
    CUDA_ADD_LIBRARY(CUDA_CORRELATOR_LIB ${LIB_TYPE} cuda_multicorrelator.h cuda_multicorrelator.cu)
    set(OPT_TRACKING_LIBRARIES ${OPT_TRACKING_LIBRARIES} CUDA_CORRELATOR_LIB)
    set(OPT_TRACKING_INCLUDES ${OPT_TRACKING_INCLUDES} ${CUDA_INCLUDE_DIRS} )
endif(ENABLE_CUDA)



set(TRACKING_LIB_SOURCES   
     cpu_multicorrelator.cc
     cpu_multicorrelator_16sc.cc     
     lock_detectors.cc
     tcp_communication.cc
     tcp_packet_data.cc
     tracking_2nd_DLL_filter.cc
     tracking_2nd_PLL_filter.cc
     tracking_discriminators.cc
     tracking_FLL_PLL_filter.cc
     tracking_loop_filter.cc
)

if(ENABLE_FPGA)
    SET(TRACKING_LIB_SOURCES ${TRACKING_LIB_SOURCES} fpga_multicorrelator_8sc.cc)
endif(ENABLE_FPGA)

include_directories(
     $(CMAKE_CURRENT_SOURCE_DIR)
     ${CMAKE_SOURCE_DIR}/src/core/system_parameters
     ${CMAKE_SOURCE_DIR}/src/core/interfaces
     ${CMAKE_SOURCE_DIR}/src/core/receiver
     ${VOLK_INCLUDE_DIRS}
     ${GLOG_INCLUDE_DIRS}
     ${GFlags_INCLUDE_DIRS}
     ${OPT_TRACKING_INCLUDES}
     ${VOLK_GNSSSDR_INCLUDE_DIRS}
)

if(ENABLE_GENERIC_ARCH)
    add_definitions( -DGENERIC_ARCH=1 )
endif(ENABLE_GENERIC_ARCH)

if (SSE3_AVAILABLE)
    add_definitions( -DHAVE_SSE3=1 )
endif(SSE3_AVAILABLE)


file(GLOB TRACKING_LIB_HEADERS "*.h")
list(SORT TRACKING_LIB_HEADERS)
add_library(tracking_lib ${TRACKING_LIB_SOURCES} ${TRACKING_LIB_HEADERS})
source_group(Headers FILES ${TRACKING_LIB_HEADERS})
target_link_libraries(tracking_lib ${OPT_TRACKING_LIBRARIES} ${VOLK_LIBRARIES} ${VOLK_GNSSSDR_LIBRARIES} ${GNURADIO_RUNTIME_LIBRARIES})

if(VOLK_GNSSSDR_FOUND)
    add_dependencies(tracking_lib glog-${glog_RELEASE})
else(VOLK_GNSSSDR_FOUND)
    add_dependencies(tracking_lib glog-${glog_RELEASE} volk_gnsssdr_module)
endif()