#
#  Copyright 2015 High Fidelity, Inc.
#  Created by Bradley Austin Davis on 2015/10/10
#
#  Distributed under the Apache License, Version 2.0.
#  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
#
macro(TARGET_NVTT)
    if (OVERTE_USE_SYSTEM_LIBS)
        find_path(NVTT_INCLUDE_DIRS "nvtt/nvtt.h")
        FIND_LIBRARY(NVTT_LIBRARY NAMES nvtt PATHS $ENV{NVTT_DIR} PATH_SUFFIXES lib lib/static)
        FIND_LIBRARY(NVIMAGE_LIBRARY NAMES nvimage PATHS $ENV{NVTT_DIR} PATH_SUFFIXES lib lib/static)
        FIND_LIBRARY(NVMATH_LIBRARY NAMES nvmath PATHS $ENV{NVTT_DIR} PATH_SUFFIXES lib lib/static)
        FIND_LIBRARY(NVCORE_LIBRARY NAMES nvcore PATHS $ENV{NVTT_DIR} PATH_SUFFIXES lib lib/static)
        FIND_LIBRARY(NVTHREAD_LIBRARY NAMES nvthread PATHS $ENV{NVTT_DIR} PATH_SUFFIXES lib lib/static)

        target_include_directories(${TARGET_NAME} SYSTEM PRIVATE ${NVTT_INCLUDE_DIRS})
        target_link_libraries(${TARGET_NAME} ${NVTT_LIBRARY} ${NVIMAGE_LIBRARY} ${NVMATH_LIBRARY} ${NVCORE_LIBRARY} ${NVTHREAD_LIBRARY})
    else()
        if (ANDROID)
            set(NVTT_INSTALL_DIR ${HIFI_ANDROID_PRECOMPILED}/nvtt)
            set(NVTT_LIB_DIR "${NVTT_INSTALL_DIR}/lib")
            set(NVTT_INCLUDE_DIRS "${NVTT_INSTALL_DIR}/include" CACHE STRING INTERNAL)
            list(APPEND NVTT_LIBS "${NVTT_LIB_DIR}/libnvcore.so")
            list(APPEND NVTT_LIBS "${NVTT_LIB_DIR}/libnvmath.so")
            list(APPEND NVTT_LIBS "${NVTT_LIB_DIR}/libnvimage.so")
            list(APPEND NVTT_LIBS "${NVTT_LIB_DIR}/libnvtt.so")
            set(NVTT_LIBRARIES ${NVTT_LIBS} CACHE STRING INTERNAL)
            target_include_directories(${TARGET_NAME} PRIVATE ${NVTT_INCLUDE_DIRS})
        else()
            find_package(nvidia-texture-tools REQUIRED)
        endif()

        target_link_libraries(${TARGET_NAME} nvidia-texture-tools::nvidia-texture-tools)
    endif()

    if ((NOT WIN32) AND (NOT ANDROID) AND (NOT APPLE))
        find_package(OpenMP)
        target_link_libraries(${TARGET_NAME} OpenMP::OpenMP_C OpenMP::OpenMP_CXX)
    endif()

endmacro()