diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7c9f7bf..6138a00 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,6 +14,7 @@ option(GCTL_FFTW3 "Use the FFTW3 library" ON)
option(GCTL_EEMD "Use the EEMD library" ON)
option(GCTL_OPENBLAS "Use the Openblas library" OFF)
option(GCTL_EXPRTK "Use the ExprTK library" ON)
+option(GCTL_GMT "Use the GMT library" ON)
option(GCTL_CHECK_BOUNDER "Check array's index" OFF)
option(GCTL_CHECK_SIZE "Check array's size" OFF)
# 传递安装地址给编译期宏变量
@@ -29,6 +30,7 @@ message(STATUS "[GCTL] Use the FFTW3 library: " ${GCTL_FFTW3})
message(STATUS "[GCTL] Use the EEMD library: " ${GCTL_EEMD})
message(STATUS "[GCTL] Use the Openblas library: " ${GCTL_OPENBLAS})
message(STATUS "[GCTL] Use the ExprTK library: " ${GCTL_EXPRTK})
+message(STATUS "[GCTL] Use the GMT library: " ${GCTL_GMT})
message(STATUS "[GCTL] Check Bounder: " ${GCTL_CHECK_BOUNDER})
message(STATUS "[GCTL] Check Size: " ${GCTL_CHECK_SIZE})
@@ -40,6 +42,12 @@ if(GCTL_FFTW3)
endif()
endif()
+if(GCTL_GMT)
+ find_package(GMT REQUIRED)
+ message(STATUS "Found GMT")
+ include_directories(${GMT_INC_DIR})
+endif()
+
if(GCTL_EEMD)
if(NOT EEMD_FOUND)
find_package(EEMD REQUIRED)
diff --git a/GCTLConfig.cmake.in b/GCTLConfig.cmake.in
index a151443..20c4a00 100644
--- a/GCTLConfig.cmake.in
+++ b/GCTLConfig.cmake.in
@@ -16,6 +16,7 @@ set(@PROJECT_NAME@_EEMD @GCTL_EEMD@)
set(@PROJECT_NAME@_OPENMP @GCTL_OPENMP@)
set(@PROJECT_NAME@_OPENBLAS @GCTL_OPENBLAS@)
set(@PROJECT_NAME@_EXPRTK @GCTL_EXPRTK@)
+set(@PROJECT_NAME@_GMT @GCTL_GMT@)
set(@PROJECT_NAME@_CHECK_BOUNDER @GCTL_CHECK_BOUNDER@)
set(@PROJECT_NAME@_CHECK_SIZE @GCTL_CHECK_SIZE@)
@@ -25,6 +26,7 @@ message(STATUS "[GCTL] Use the EEMD library: " @GCTL_EEMD@)
message(STATUS "[GCTL] Use the OpenMP library: " @GCTL_OPENMP@)
message(STATUS "[GCTL] Use the Openblas library: " @GCTL_OPENBLAS@)
message(STATUS "[GCTL] Use the ExprTK library: " @GCTL_EXPRTK@)
+message(STATUS "[GCTL] Use the GMT library: " @GCTL_GMT@)
message(STATUS "[GCTL] Check Bounder: " @GCTL_CHECK_BOUNDER@)
message(STATUS "[GCTL] Check Size: " @GCTL_CHECK_SIZE@)
@@ -51,6 +53,13 @@ if(@PROJECT_NAME@_FFTW3)
endif()
endif()
+if(@PROJECT_NAME@_GMT)
+ if(NOT GMT_FOUND)
+ find_package(GMT REQUIRED)
+ include_directories(${GMT_INC_DIR})
+ endif()
+endif()
+
if(@PROJECT_NAME@_EEMD)
if(NOT EEMD_FOUND)
find_package(EEMD REQUIRED)
diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt
index fd48dbb..2be42d4 100644
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@@ -23,10 +23,12 @@ add_example(windowfunc_ex OFF)
add_example(legendre_ex OFF)
add_example(refellipsoid_ex OFF)
add_example(kde_ex OFF)
-add_example(meshio_ex ON)
+add_example(meshio_ex OFF)
add_example(autodiff_ex OFF)
add_example(multinary_ex OFF)
add_example(text_io_ex OFF)
add_example(getoption_ex OFF)
add_example(process_ex OFF)
-add_example(array_ex OFF)
\ No newline at end of file
+add_example(array_ex OFF)
+add_example(gmt_ex ON)
+add_example(gnuplot_ex OFF)
\ No newline at end of file
diff --git a/example/gmt_ex.cpp b/example/gmt_ex.cpp
new file mode 100644
index 0000000..6f2e691
--- /dev/null
+++ b/example/gmt_ex.cpp
@@ -0,0 +1,77 @@
+/********************************************************
+ * ██████╗ ██████╗████████╗██╗
+ * ██╔════╝ ██╔════╝╚══██╔══╝██║
+ * ██║ ███╗██║ ██║ ██║
+ * ██║ ██║██║ ██║ ██║
+ * ╚██████╔╝╚██████╗ ██║ ███████╗
+ * ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
+ * Geophysical Computational Tools & Library (GCTL)
+ *
+ * Copyright (c) 2022 Yi Zhang (yizhang-geo@zju.edu.cn)
+ *
+ * GCTL is distributed under a dual licensing scheme. You can redistribute
+ * it and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either version 2
+ * of the License, or (at your option) any later version. You should have
+ * received a copy of the GNU Lesser General Public License along with this
+ * program. If not, see .
+ *
+ * If the terms and conditions of the LGPL v.2. would prevent you from using
+ * the GCTL, please consider the option to obtain a commercial license for a
+ * fee. These licenses are offered by the GCTL's original author. As a rule,
+ * licenses are provided "as-is", unlimited in time for a one time fee. Please
+ * send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
+ * to include some description of your company and the realm of its activities.
+ * Also add information on how to contact you by electronic and paper mail.
+ ******************************************************/
+
+#include "../lib/graphic/gmt.h"
+#include "../lib/io/netcdf_io.h"
+
+int main(int argc, char *argv[])
+{
+ gctl::gmt gt;
+ /*
+ gt.begin_session("line_plot", "eps,png");
+ gt.call_module("basemap", "-R0/10/0/10 -JX5i/5i -Baf");
+ gt.call_module("plot", "tmp/data.txt -R0/10/0/10 -JX5i/5i -W1p,blue");
+ gt.end_session(false);
+ gt.save_session("line_plot");
+ */
+
+ // example 2
+
+ gctl::array data(51*41);
+
+ double dist;
+ for (int i = 0; i < 51; ++i)
+ {
+ for (int j = 0; j < 41; ++j)
+ {
+ dist = sqrt((j-20)*(j-20) + (i-25)*(i-25));
+ data[j+i*41] = sin(dist/GCTL_Pi);
+ }
+ }
+
+ gctl::save_netcdf_grid("image_plot", data, 41, 51, 0.0, 1.0, 0.0, 1.0, "x", "y", "z");
+
+ gt.begin_session("image_plot", "png,eps");
+ gt.call_module("set", "FONT_ANNOT_PRIMARY=10.5p,Times-Roman,black \
+MAP_FRAME_PEN=thinnest,black \
+MAP_GRID_PEN_PRIMARY=thinnest,black \
+MAP_TICK_PEN_PRIMARY=thinnest,black \
+MAP_TICK_LENGTH_PRIMARY=1p/0.5p \
+MAP_TITLE_OFFSET=7.5p \
+MAP_GRID_CROSS_SIZE_PRIMARY=2p \
+FONT_LABEL=10.5p,Times-Roman,black \
+MAP_LABEL_OFFSET=5p \
+MAP_ANNOT_OFFSET_PRIMARY=2.5p \
+MAP_FRAME_AXES=WesNZ");
+
+ gt.call_module("grd2cpt", "image_plot.nc -R0/40/0/50 -Crainbow -Z -D");
+ gt.call_module("grdimage", "image_plot.nc -R0/40/0/50 -JX1.5i/1.5i -X0.5i -Y0.5i -Bxag+l\"x (m)\" -Byag+l\"y (m)\"");
+ gt.call_module("psscale", "-Bxa -By+lm -Dx0.1i/-0.2i+w1.3i/0.05i+h");
+ gt.end_session();
+ gt.save_session("image_plot");
+ return 0;
+}
diff --git a/example/gnuplot_ex.cpp b/example/gnuplot_ex.cpp
new file mode 100644
index 0000000..7132345
--- /dev/null
+++ b/example/gnuplot_ex.cpp
@@ -0,0 +1,84 @@
+/********************************************************
+ * ██████╗ ██████╗████████╗██╗
+ * ██╔════╝ ██╔════╝╚══██╔══╝██║
+ * ██║ ███╗██║ ██║ ██║
+ * ██║ ██║██║ ██║ ██║
+ * ╚██████╔╝╚██████╗ ██║ ███████╗
+ * ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
+ * Geophysical Computational Tools & Library (GCTL)
+ *
+ * Copyright (c) 2022 Yi Zhang (yizhang-geo@zju.edu.cn)
+ *
+ * GCTL is distributed under a dual licensing scheme. You can redistribute
+ * it and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either version 2
+ * of the License, or (at your option) any later version. You should have
+ * received a copy of the GNU Lesser General Public License along with this
+ * program. If not, see .
+ *
+ * If the terms and conditions of the LGPL v.2. would prevent you from using
+ * the GCTL, please consider the option to obtain a commercial license for a
+ * fee. These licenses are offered by the GCTL's original author. As a rule,
+ * licenses are provided "as-is", unlimited in time for a one time fee. Please
+ * send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
+ * to include some description of your company and the realm of its activities.
+ * Also add information on how to contact you by electronic and paper mail.
+ ******************************************************/
+
+#include "../lib/graphic/gnuplot.h"
+
+int main(int argc, char *argv[])
+{
+ gctl::gnuplot gt;
+
+ //one line test
+ //gt.send("plot [-pi/2:pi] cos(x),-(sin(x) > sin(x+1) ? sin(x) : sin(x+1))");
+
+ //buffer test (bessel animation)
+ gt.to_buffer();
+ gt.send("set terminal gif animate delay 10 size 600,400");
+ gt.send("set output 'bessel.gif'");
+ gt.send("set palette rgb 3,9,9");
+ gt.send("unset key; unset colorbox; unset border; unset tics");
+ gt.send("set lmargin at screen 0.03");
+ gt.send("set bmargin at screen 0");
+ gt.send("set rmargin at screen 0.97");
+ gt.send("set tmargin at screen 1");
+ gt.send("set parametric", true);
+ gt.send("bessel(x,t) = besj0(x) * cos(2*pi*t)");
+ gt.send("n = 6 # number of zeros");
+ gt.send("k = (n*pi-1.0/4*pi)");
+ gt.send("u_0 = k + 1/(8*k) - 31/(384*k)**3 + 3779/(15360*k)**5");
+ gt.send("set urange [0:u_0]");
+ gt.send("set vrange[0:1.5*pi]");
+ gt.send("set cbrange [-1:1]");
+ gt.send("set zrange[-1:1]");
+ gt.send("set isosamples 200,100");
+ gt.send("set pm3d depthorder");
+ gt.send("set view 40,200");
+
+ std::string cmd;
+ for (float t = 0.0f; t < 2.0f; t += 0.02f)
+ {
+ cmd = "splot u*sin(v),u*cos(v),bessel(u," + std::to_string(t) + ") w pm3d ls 1";
+ gt.send(cmd);
+ }
+ gt.send("set output");
+
+ gt.save_buffer("bessel");
+ gt.send_buffer();
+
+ //data test
+ /*
+ gt.to_buffer();
+ gt.send("$Data << EOD");
+ gt.send("0 0 0");
+ gt.send("1 1 0.5");
+ gt.send("2 4 2");
+ gt.send("3 9 3");
+ gt.send("EOD");
+ gt.send("plot $Data using 1:2 with lines title 'y1', '' using 1:3 with lines title 'y2'");
+ gt.send_buffer();
+ */
+ return 0;
+}
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index ec2b6f3..e26edde 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -10,7 +10,7 @@ aux_source_directory(algorithms/ GCTL_ALGORITHMS_SRC)
aux_source_directory(io/ GCTL_IO_SRC)
aux_source_directory(utility/ GCTL_UTILITY_SRC)
aux_source_directory(maths/ GCTL_MATHS_SRC)
-aux_source_directory(geodesy/ GCTL_GEODESY_SRC)
+aux_source_directory(graphic/ GCTL_GRAPHIC_SRC)
# 在windows系统下使用改编过的getopt_win源文件替代GNU getopt
# 若在linux系统下则不适用此源文件
if(NOT WIN32)
@@ -24,10 +24,10 @@ endif()
# 以下部分为库的编译
# 注意目标名必须唯一 所以不能直接生成相同名称的动态库与静态库
# 注意此处不必为目标名称添加lib前缀和相应后缀，cmake会自行添加
-add_library(gctl SHARED ${GCTL_UTILITY_SRC} ${GCTL_ALGORITHMS_SRC} ${GCTL_GEODESY_SRC}
+add_library(gctl SHARED ${GCTL_UTILITY_SRC} ${GCTL_ALGORITHMS_SRC} ${GCTL_GRAPHIC_SRC}
${GCTL_GEOMETRY_SRC} ${GCTL_IO_SRC} ${GCTL_MATHS_SRC})
# 首先添加静态库的生成命令
-add_library(gctl_static STATIC ${GCTL_UTILITY_SRC} ${GCTL_ALGORITHMS_SRC} ${GCTL_GEODESY_SRC}
+add_library(gctl_static STATIC ${GCTL_UTILITY_SRC} ${GCTL_ALGORITHMS_SRC} ${GCTL_GRAPHIC_SRC}
${GCTL_GEOMETRY_SRC} ${GCTL_IO_SRC} ${GCTL_MATHS_SRC})
# 设置静态库的输出名称从而获得与动态库名称相同的静态库
set_target_properties(gctl_static PROPERTIES OUTPUT_NAME "gctl")
@@ -58,6 +58,12 @@ if(GCTL_FFTW3)
target_link_libraries(gctl_static ${FFTW_LIB})
endif()
+if(GCTL_GMT)
+ find_library(GMT_LIB_TAR ${GMT_LIB} HINTS ${GMT_LIB_DIR})
+ target_link_libraries(gctl PUBLIC ${GMT_LIB_TAR})
+ target_link_libraries(gctl_static ${GMT_LIB_TAR})
+endif()
+
if(GCTL_EEMD)
target_link_libraries(gctl PUBLIC ${EEMD_LIB})
target_link_libraries(gctl_static ${EEMD_LIB})
@@ -108,7 +114,7 @@ file(GLOB GCTL_MATHS_HEAD maths/*.h)
file(GLOB GCTL_GEOMETRY_HEAD geometry/*.h)
file(GLOB GCTL_UTILITY_HEAD utility/*.h)
file(GLOB GCTL_MESH_HEAD mesh/*.h)
-file(GLOB GCTL_GEODESY_HEAD geodesy/*.h)
+file(GLOB GCTL_GRAPHIC_HEAD graphic/*.h)
if(NOT WIN32)
list(REMOVE_ITEM GCTL_UTILITY_HEAD "${PROJECT_SOURCE_DIR}/lib/utility/getopt_win.h")
@@ -130,4 +136,4 @@ install(FILES ${GCTL_ALGORITHMS_HEAD} DESTINATION include/gctl/algorithms)
install(FILES ${GCTL_GEOMETRY_HEAD} DESTINATION include/gctl/geometry)
install(FILES ${GCTL_UTILITY_HEAD} DESTINATION include/gctl/utility)
install(FILES ${GCTL_MESH_HEAD} DESTINATION include/gctl/mesh)
-install(FILES ${GCTL_GEODESY_HEAD} DESTINATION include/gctl/geodesy)
\ No newline at end of file
+install(FILES ${GCTL_GRAPHIC_HEAD} DESTINATION include/gctl/graphic)
\ No newline at end of file
diff --git a/lib/graphic.h b/lib/graphic.h
new file mode 100644
index 0000000..c83887c
--- /dev/null
+++ b/lib/graphic.h
@@ -0,0 +1,34 @@
+/********************************************************
+ * ██████╗ ██████╗████████╗██╗
+ * ██╔════╝ ██╔════╝╚══██╔══╝██║
+ * ██║ ███╗██║ ██║ ██║
+ * ██║ ██║██║ ██║ ██║
+ * ╚██████╔╝╚██████╗ ██║ ███████╗
+ * ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
+ * Geophysical Computational Tools & Library (GCTL)
+ *
+ * Copyright (c) 2023 Yi Zhang (yizhang-geo@zju.edu.cn)
+ *
+ * GCTL is distributed under a dual licensing scheme. You can redistribute
+ * it and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either version 2
+ * of the License, or (at your option) any later version. You should have
+ * received a copy of the GNU Lesser General Public License along with this
+ * program. If not, see .
+ *
+ * If the terms and conditions of the LGPL v.2. would prevent you from using
+ * the GCTL, please consider the option to obtain a commercial license for a
+ * fee. These licenses are offered by the GCTL's original author. As a rule,
+ * licenses are provided "as-is", unlimited in time for a one time fee. Please
+ * send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
+ * to include some description of your company and the realm of its activities.
+ * Also add information on how to contact you by electronic and paper mail.
+ ******************************************************/
+
+#ifndef _GCTL_GRAPHIC_H
+#define _GCTL_GRAPHIC_H
+
+#include "graphic/gnuplot.h"
+#include "graphic/gmt.h"
+
+#endif // _GCTL_GRAPHIC_H
\ No newline at end of file
diff --git a/lib/graphic/gmt.cpp b/lib/graphic/gmt.cpp
new file mode 100644
index 0000000..e07a750
--- /dev/null
+++ b/lib/graphic/gmt.cpp
@@ -0,0 +1,175 @@
+/********************************************************
+ * ██████╗ ██████╗████████╗██╗
+ * ██╔════╝ ██╔════╝╚══██╔══╝██║
+ * ██║ ███╗██║ ██║ ██║
+ * ██║ ██║██║ ██║ ██║
+ * ╚██████╔╝╚██████╗ ██║ ███████╗
+ * ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
+ * Geophysical Computational Tools & Library (GCTL)
+ *
+ * Copyright (c) 2023 Yi Zhang (yizhang-geo@zju.edu.cn)
+ *
+ * GCTL is distributed under a dual licensing scheme. You can redistribute
+ * it and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either version 2
+ * of the License, or (at your option) any later version. You should have
+ * received a copy of the GNU Lesser General Public License along with this
+ * program. If not, see .
+ *
+ * If the terms and conditions of the LGPL v.2. would prevent you from using
+ * the GCTL, please consider the option to obtain a commercial license for a
+ * fee. These licenses are offered by the GCTL's original author. As a rule,
+ * licenses are provided "as-is", unlimited in time for a one time fee. Please
+ * send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
+ * to include some description of your company and the realm of its activities.
+ * Also add information on how to contact you by electronic and paper mail.
+ ******************************************************/
+
+#include "gmt.h"
+
+gctl::gmt::gmt()
+{
+ GMT_API_ = nullptr;
+ //GRID_ = nullptr;
+ //std::fill(gmt_gridname_, gmt_gridname_ + sizeof(gmt_gridname_), '\0');
+ buffer_.clear();
+}
+
+gctl::gmt::~gmt()
+{
+ //if (GRID_!= nullptr && GMT_API_!= nullptr)
+ //{
+ // GMT_Close_VirtualFile (GMT_API_, gmt_gridname_);
+ // GMT_Destroy_Data(GMT_API_, GRID_);
+ // GRID_ = nullptr;
+ //}
+
+ if (GMT_API_ != nullptr)
+ {
+ GMT_Destroy_Session(GMT_API_);
+ GMT_API_ = nullptr;
+ }
+
+ if (!buffer_.empty()) buffer_.clear();
+}
+
+void gctl::gmt::begin_session(const std::string& pic_name,
+ const std::string& pic_type, const std::string& name)
+{
+ if (!buffer_.empty()) buffer_.clear();
+
+ GMT_API_ = GMT_Create_Session(name.c_str(), 2U, 0, nullptr);
+ if (GMT_API_ == nullptr) throw std::runtime_error("[gctl::gmt] Fail to begin GMT session.");
+
+ std::string cmd = pic_name + " " + pic_type;
+ if (GMT_Call_Module(GMT_API_, "begin", GMT_MODULE_CMD, (char*) cmd.c_str()) != GMT_NOERROR)
+ throw std::runtime_error("[gctl::gmt] Fail to execute GMT command.");
+ else
+ {
+ cmd = "begin " + cmd;
+ buffer_.push_back(cmd);
+ }
+ return;
+}
+
+void gctl::gmt::end_session(bool show)
+{
+ std::string cmd = "";
+ if (show) cmd = "show";
+
+ if (GMT_Call_Module(GMT_API_, "end", GMT_MODULE_CMD, (char*) cmd.c_str()) != GMT_NOERROR)
+ throw std::runtime_error("[gctl::gmt] Fail to end GMT session.");
+ else
+ {
+ cmd = "end " + cmd;
+ buffer_.push_back(cmd);
+ }
+
+ //if (GRID_!= nullptr && GMT_API_!= nullptr)
+ //{
+ // GMT_Close_VirtualFile (GMT_API_, gmt_gridname_);
+ // GMT_Destroy_Data(GMT_API_, GRID_);
+ // GRID_ = nullptr;
+ //}
+
+ if (GMT_API_ != nullptr)
+ {
+ GMT_Destroy_Session(GMT_API_);
+ GMT_API_ = nullptr;
+ }
+ return;
+}
+
+void gctl::gmt::save_session(const std::string& filename)
+{
+ time_t now = time(0);
+ char* dt = ctime(&now);
+
+ std::ofstream outfile;
+ open_outfile(outfile, filename, ".sh");
+
+ outfile << "#!/bin/bash" << std::endl;
+ outfile << "# This script is saved by gctl::gmt on " << dt;
+ outfile << "# For more information please connect yizhang-geo@zju.edu.cn" << std::endl;
+
+ for (auto& line : buffer_) outfile << "gmt " << line << std::endl;
+ outfile.close();
+
+ buffer_.clear();
+ return;
+}
+
+void gctl::gmt::call_module(const std::string& module, const std::string& cmd, const std::string& opt)
+{
+ if (GMT_Call_Module(GMT_API_, module.c_str(), GMT_MODULE_CMD, (char*) cmd.c_str()) != GMT_NOERROR)
+ throw std::runtime_error("[gctl::gmt] Fail to execute GMT command.");
+ else
+ {
+ std::string cmds = module + " " + cmd;
+ buffer_.push_back(cmds);
+ }
+}
+
+/*
+std::string gctl::gmt::create_virtual_grid(const array &data,
+ double xmin, double xmax, double ymin, double ymax, int xnum, int ynum)
+{
+ double wesn[4] = {xmin, xmax, ymin, ymax};
+ double inc[2] = {(xmax-xmin)/(xnum-1), (ymax-ymin)/(ynum-1)};
+ // create an empty data container of GMT_GRID type
+ // forcedly convert pointer type (C++ standard)
+ // you need to destroy the data later
+ GRID_ = reinterpret_cast(
+ GMT_Create_Data(GMT_API_, GMT_IS_GRID, GMT_IS_SURFACE,
+ GMT_CONTAINER_AND_DATA, nullptr, &wesn[0], &inc[0],
+ GMT_GRID_NODE_REG, -1, nullptr));
+
+ // manipulate grid data
+ //double *x_coord = GMT_Get_Coord(GMT_API_, GMT_IS_GRID, GMT_X, GRID_);
+ //double *y_coord = GMT_Get_Coord(GMT_API_, GMT_IS_GRID, GMT_Y, GRID_);
+
+ int idx;
+ double minz = 1e+30, maxz = -1e+30;
+ for (int i = 0; i < GRID_->header->n_rows; i++)
+ {
+ for (int j = 0; j < GRID_->header->n_columns; j++)
+ {
+ idx = GMT_Get_Index(GMT_API_, GRID_->header, i, j);
+ GRID_->data[idx] = data[j+(ynum-1-i)*xnum];
+
+ if (GRID_->data[idx] < minz) minz = GRID_->data[idx];
+ if (GRID_->data[idx] > maxz) maxz = GRID_->data[idx];
+ }
+ }
+
+ GRID_->header->z_min = minz;
+ GRID_->header->z_max = maxz;
+
+ // load the grid to a virtual file for plotting
+ GMT_Open_VirtualFile(GMT_API_, GMT_IS_GRID, GMT_IS_SURFACE, GMT_IN, GRID_, gmt_gridname_);
+
+ // get string type of grid name
+ std::string grid_name_str = gmt_gridname_;
+ return grid_name_str;
+}
+*/
\ No newline at end of file
diff --git a/lib/graphic/gmt.h b/lib/graphic/gmt.h
new file mode 100644
index 0000000..df9dade
--- /dev/null
+++ b/lib/graphic/gmt.h
@@ -0,0 +1,120 @@
+/********************************************************
+ * ██████╗ ██████╗████████╗██╗
+ * ██╔════╝ ██╔════╝╚══██╔══╝██║
+ * ██║ ███╗██║ ██║ ██║
+ * ██║ ██║██║ ██║ ██║
+ * ╚██████╔╝╚██████╗ ██║ ███████╗
+ * ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
+ * Geophysical Computational Tools & Library (GCTL)
+ *
+ * Copyright (c) 2023 Yi Zhang (yizhang-geo@zju.edu.cn)
+ *
+ * GCTL is distributed under a dual licensing scheme. You can redistribute
+ * it and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either version 2
+ * of the License, or (at your option) any later version. You should have
+ * received a copy of the GNU Lesser General Public License along with this
+ * program. If not, see .
+ *
+ * If the terms and conditions of the LGPL v.2. would prevent you from using
+ * the GCTL, please consider the option to obtain a commercial license for a
+ * fee. These licenses are offered by the GCTL's original author. As a rule,
+ * licenses are provided "as-is", unlimited in time for a one time fee. Please
+ * send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
+ * to include some description of your company and the realm of its activities.
+ * Also add information on how to contact you by electronic and paper mail.
+ ******************************************************/
+
+#ifndef _GCTL_GMT_H
+#define _GCTL_GMT_H
+
+#include
+#include
+#include
+#include
+
+#include "gmt/gmt.h"
+#include "../utility/stream.h"
+#include "../core/array.h"
+
+#ifndef GMT_VF_LEN
+#define GMT_VF_LEN 16
+#endif
+
+namespace gctl
+{
+ /**
+ * @brief 这是一个gmt命令管道库
+ */
+ class gmt
+ {
+ public:
+ /**
+ * @brief Construct a new gmt object
+ */
+ gmt();
+ // destructor
+ virtual ~gmt();
+
+ /**
+ * @brief Start a session.
+ *
+ * @param pic_name Output picture name.
+ * @param pic_type Output picture type. Multiple types can be specified by comma.
+ * @param name Session name.
+ */
+ void begin_session(const std::string& pic_name, const std::string& pic_type = "eps",
+ const std::string& name = "gctl_gmt_session");
+
+ /**
+ * @brief Destroy a session object
+ *
+ * @param show Whether to show the result after finish the plotting.
+ */
+ void end_session(bool show = true);
+
+ /**
+ * @brief Save the session to a file.
+ *
+ * @param filename File name.
+ */
+ void save_session(const std::string& filename);
+
+ /**
+ * @brief Call a GMT module.
+ *
+ * @param module Name of the module.
+ * @param cmd Module command.
+ * @param opt Extra options.
+ */
+ void call_module(const std::string& module, const std::string& cmd, const std::string& opt = "");
+
+ /**
+ * @brief Create a virtual grid file that could be used for plotting.
+ *
+ * @param data Data array.
+ * @param xmin minimal x coordinate of the data.
+ * @param xmax maximal x coordinate of the data.
+ * @param ymin minimal y coordinate of the data.
+ * @param ymax maximal y coordinate of the data.
+ * @param xnum Number of data points in x direction.
+ * @param ynum Number of data points in y direction.
+ *
+ * @return Name of the virtual grid which could be used for plotting.
+ */
+ //std::string create_virtual_grid(const array &data, double xmin, double xmax,
+ // double ymin, double ymax, int xnum, int ynum);
+
+ private:
+ gmt(gmt const&) = delete;
+ void operator=(gmt const&) = delete;
+
+ void* GMT_API_;
+ std::vector buffer_;
+
+ //char gmt_gridname_[GMT_VF_LEN];
+ //struct GMT_GRID* GRID_;
+ };
+};
+
+#endif // _GCTL_GMT_H
\ No newline at end of file
diff --git a/lib/graphic/gnuplot.cpp b/lib/graphic/gnuplot.cpp
new file mode 100644
index 0000000..0c73243
--- /dev/null
+++ b/lib/graphic/gnuplot.cpp
@@ -0,0 +1,89 @@
+/********************************************************
+ * ██████╗ ██████╗████████╗██╗
+ * ██╔════╝ ██╔════╝╚══██╔══╝██║
+ * ██║ ███╗██║ ██║ ██║
+ * ██║ ██║██║ ██║ ██║
+ * ╚██████╔╝╚██████╗ ██║ ███████╗
+ * ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
+ * Geophysical Computational Tools & Library (GCTL)
+ *
+ * Copyright (c) 2022 Yi Zhang (yizhang-geo@zju.edu.cn)
+ *
+ * GCTL is distributed under a dual licensing scheme. You can redistribute
+ * it and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either version 2
+ * of the License, or (at your option) any later version. You should have
+ * received a copy of the GNU Lesser General Public License along with this
+ * program. If not, see .
+ *
+ * If the terms and conditions of the LGPL v.2. would prevent you from using
+ * the GCTL, please consider the option to obtain a commercial license for a
+ * fee. These licenses are offered by the GCTL's original author. As a rule,
+ * licenses are provided "as-is", unlimited in time for a one time fee. Please
+ * send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
+ * to include some description of your company and the realm of its activities.
+ * Also add information on how to contact you by electronic and paper mail.
+ ******************************************************/
+
+#include "gnuplot.h"
+
+gctl::gnuplot::gnuplot(bool persist)
+{
+ _2buffer = false;
+ pipe = popen(persist ? "gnuplot -persist" : "gnuplot", "w");
+ if (!pipe) throw std::runtime_error("gnuplot pipe failed to open. Try install gnuplot first.");
+}
+
+gctl::gnuplot::~gnuplot()
+{
+ if (pipe) pclose(pipe);
+}
+
+void gctl::gnuplot::to_buffer()
+{
+ _2buffer = true;
+ return;
+}
+
+void gctl::gnuplot::send(const std::string& cmd, bool next_block)
+{
+ if (!pipe) return;
+
+ if (!_2buffer) fputs((cmd + "\n").c_str(), pipe);
+ else
+ {
+ if (next_block) buffer.push_back(cmd + "\n\n");
+ else buffer.push_back(cmd + "\n");
+ }
+ return;
+}
+
+void gctl::gnuplot::send_buffer(size_t repeat)
+{
+ if (!pipe) return;
+ for (size_t i = 0; i < repeat; i++)
+ {
+ for (auto& line : buffer) fputs(line.c_str(), pipe);
+ fputs("\n", pipe);
+ }
+
+ fflush(pipe);
+ buffer.clear();
+ return;
+}
+
+void gctl::gnuplot::save_buffer(const std::string& filename)
+{
+ time_t now = time(0);
+ char* dt = ctime(&now);
+
+ std::ofstream outfile;
+ open_outfile(outfile, filename, ".gp");
+
+ outfile << "# This script is saved by gctl::gnuplot on " << dt;
+ outfile << "# For more information please connect yizhang-geo@zju.edu.cn" << std::endl;
+
+ for (auto& line : buffer) outfile << line;
+ outfile.close();
+ return;
+}
\ No newline at end of file
diff --git a/lib/graphic/gnuplot.h b/lib/graphic/gnuplot.h
new file mode 100644
index 0000000..0b8cd20
--- /dev/null
+++ b/lib/graphic/gnuplot.h
@@ -0,0 +1,92 @@
+/********************************************************
+ * ██████╗ ██████╗████████╗██╗
+ * ██╔════╝ ██╔════╝╚══██╔══╝██║
+ * ██║ ███╗██║ ██║ ██║
+ * ██║ ██║██║ ██║ ██║
+ * ╚██████╔╝╚██████╗ ██║ ███████╗
+ * ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
+ * Geophysical Computational Tools & Library (GCTL)
+ *
+ * Copyright (c) 2023 Yi Zhang (yizhang-geo@zju.edu.cn)
+ *
+ * GCTL is distributed under a dual licensing scheme. You can redistribute
+ * it and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either version 2
+ * of the License, or (at your option) any later version. You should have
+ * received a copy of the GNU Lesser General Public License along with this
+ * program. If not, see .
+ *
+ * If the terms and conditions of the LGPL v.2. would prevent you from using
+ * the GCTL, please consider the option to obtain a commercial license for a
+ * fee. These licenses are offered by the GCTL's original author. As a rule,
+ * licenses are provided "as-is", unlimited in time for a one time fee. Please
+ * send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
+ * to include some description of your company and the realm of its activities.
+ * Also add information on how to contact you by electronic and paper mail.
+ ******************************************************/
+
+#ifndef _GCTL_GNUPLOT_H
+#define _GCTL_GNUPLOT_H
+
+#include
+#include
+#include
+#include
+
+#include "../utility/stream.h"
+
+namespace gctl
+{
+ /**
+ * @brief 这是一个gnuplot命令管道库
+ */
+ class gnuplot
+ {
+ public:
+ /**
+ * @brief Construct a new gnuplot object
+ *
+ * @param persist Gnuplot will hold the window after plot if true.
+ */
+ gnuplot(bool persist = true);
+ // destructor
+ virtual ~gnuplot();
+
+ /**
+ * @brief Set this to send all lines to buffer.
+ */
+ void to_buffer();
+
+ /**
+ * @brief Send a line to gnuplot and execute it. If send2buffer is called before, then the line will be stored in the buffer.
+ *
+ * @param cmd command line.
+ * @param next_block If true, an empty line will be added to the buffer after the cmd.
+ */
+ void send(const std::string& cmd, bool next_block = false);
+
+ /**
+ * @brief Send the buffer to gnuplot and execute it at once. Then clear the buffer.
+ *
+ * @param repeat How many times to repeat the buffer.
+ */
+ void send_buffer(size_t repeat = 1);
+
+ /**
+ * @brief Save the buffer to a file. This will not clear the buffer.
+ *
+ * @param filename File name.
+ */
+ void save_buffer(const std::string& filename);
+
+ private:
+ gnuplot(gnuplot const&) = delete;
+ void operator=(gnuplot const&) = delete;
+
+ FILE* pipe;
+ std::vector buffer;
+ bool _2buffer;
+ };
+};
+
+#endif // _GCTL_GNUPLOT_H
\ No newline at end of file
diff --git a/lib/utility/stream.h b/lib/utility/stream.h
index 6dc284b..6778305 100644
--- a/lib/utility/stream.h
+++ b/lib/utility/stream.h
@@ -33,7 +33,7 @@
#include
#include
#include
-#include "stdio.h"
+#include
#ifdef _WINDOWS
#include