This interface allows gnuplot to be controlled from C++ and is designed to be the lowest hanging fruit. In other words, if you know how gnuplot works it should only take 30 seconds to learn this library. Basically it is just an iostream pipe to gnuplot with some extra functions for pushing data arrays and getting mouse clicks. Data sources include STL containers (eg. vector), Blitz++, and armadillo. You can use nested data types like std::vector<std::vector<std::pair<double, double>>> (as well as even more exotic types). Support for custom data types is possible.

This is a low level interface, and usage involves manually sending commands to gnuplot using the "<<" operator (so you need to know gnuplot syntax). This is in my opinion the easiest way to do it if you are already comfortable with using gnuplot. If you would like a more high level interface check out the gnuplot-cpp library (http://code.google.com/p/gnuplot-cpp).

Download

Documentation

Documentation is available [here] but also you can look at the example programs (starting with "example-misc.cc").

Example 1

---the Substance -2024- Web-dl -english Dd5.1- 4k... [top] May 2026

The track is the backbone of the film's immersive atmosphere. The Substance relies heavily on ASMR-style foley work—the squelching of skin, the clinking of glass, and a thumping, synth-heavy score. A 5.1 setup ensures:

A (Web Download) is a high-quality file losslessly ripped from a streaming service like MUBI, Apple TV, or Amazon. Unlike "HDRips" or "WebRips," a WEB-DL does not undergo any additional transcoding, meaning you are getting the exact video and audio streams provided by the source.

Because the movie is a critique of "perfection," the visual fidelity of 4K is ironic and necessary. Every pore, wrinkle, and drop of blood is rendered in excruciating detail. The HDR (High Dynamic Range) often found in these 4K containers makes the neon lights of the fitness studio pop against the deep, dark shadows of the laboratory. Technical Specs Summary 3840 x 2160 (4K UHD) Format: MKV/MP4 (High Bitrate) Audio: Dolby Digital 5.1 Surround Sound Language: English (Original) Content: Uncut / Director’s Vision Conclusion ---The Substance -2024- WEB-DL -English DD5.1- 4K...

The center channel keeps Demi Moore and Margaret Qualley’s performances crisp.

The surround speakers handle the environmental echoes of the film’s brutalist architecture. The track is the backbone of the film's immersive atmosphere

The film stars Demi Moore as Elisabeth Sparkle, an aging star who uses a black-market cell-replicating substance to create a younger version of herself (Margaret Qualley).

The low-frequency effects drive home the visceral "body horror" moments that define the third act. Why "The Substance" Demands 4K Unlike "HDRips" or "WebRips," a WEB-DL does not

In , this release offers four times the resolution of standard 1080p. Given Fargeat’s use of extreme close-ups, vibrant primary colors (reds and yellows), and clinical, high-contrast lighting, the 4K bitrate is essential to capture the film’s "gross-out" textures without pixelation or motion blur. Audio: English DD5.1

The 2024 body-horror sensation directed by Coralie Fargeat, has officially transitioned from theatrical screens to home theaters. For cinephiles and tech enthusiasts, the release of the WEB-DL English DD5.1 4K version marks a significant milestone in experiencing one of the year's most visually arresting films. What is a WEB-DL 4K Release?

Example 2

// Demo of sending data via temporary files.  The default is to send data to gnuplot directly
// through stdin.
//
// Compile it with:
//   g++ -o example-tmpfile example-tmpfile.cc -lboost_iostreams -lboost_system -lboost_filesystem

#include <map>
#include <vector>
#include <cmath>

#include "gnuplot-iostream.h"

int main() {
	Gnuplot gp;

	std::vector<std::pair<double, double> > xy_pts_A;
	for(double x=-2; x<2; x+=0.01) {
		double y = x*x*x;
		xy_pts_A.push_back(std::make_pair(x, y));
	}

	std::vector<std::pair<double, double> > xy_pts_B;
	for(double alpha=0; alpha<1; alpha+=1.0/24.0) {
		double theta = alpha*2.0*3.14159;
		xy_pts_B.push_back(std::make_pair(cos(theta), sin(theta)));
	}

	gp << "set xrange [-2:2]\nset yrange [-2:2]\n";
	// Data will be sent via a temporary file.  These are erased when you call
	// gp.clearTmpfiles() or when gp goes out of scope.  If you pass a filename
	// (e.g. "gp.file1d(pts, 'mydata.dat')"), then the named file will be created
	// and won't be deleted (this is useful when creating a script).
	gp << "plot" << gp.file1d(xy_pts_A) << "with lines title 'cubic',"
		<< gp.file1d(xy_pts_B) << "with points title 'circle'" << std::endl;

#ifdef _WIN32
	// For Windows, prompt for a keystroke before the Gnuplot object goes out of scope so that
	// the gnuplot window doesn't get closed.
	std::cout << "Press enter to exit." << std::endl;
	std::cin.get();
#endif
}