first sketch

1 files changed, 74 insertions, 0 deletions

diff --git a/example.c b/example.c
new file mode 100644
index 0000000..af16110
--- /dev/null
+++ b/example.c
@@ -0,0 +1,74 @@
+#include <math.h>
+#include <stdio.h>
+
+#define PI 3.141592653
+
+#include "gragl.h"
+
+Scalar sin_scalar(double x) {
+	Scalar y = {
+		.v = sin(x),
+		.valid = 1
+	};
+
+	return y;
+}
+
+Scalar cos_scalar(double x) {
+	Scalar y = {
+		.v = cos(x),
+		.valid = 1
+	};
+
+	return y;
+}
+
+Scalar tan_scalar(double x) {
+	Scalar y = {
+		.v = tan(x),
+		.valid = 1
+	};
+
+	return y;
+}
+
+Scalar sincos_scalar(double x) {
+	Scalar y = {
+		.v = sin(x) * cos(x) * cos(x) * cos(x) * x,
+		.valid = 1
+	};
+
+	return y;
+}
+
+int main() {
+	Plot2d sin_plot;
+	sin_plot.func = sin_scalar;
+	sin_plot.from = -1;
+	sin_plot.to = 5;
+	sin_plot.step = 0.001;
+
+	Plot2d cos_plot;
+	cos_plot.func = cos_scalar;
+	cos_plot.from = -1;
+	cos_plot.to = 5;
+	cos_plot.step = 0.001;
+
+	Plot2d tan_plot;
+	tan_plot.func = tan_scalar;
+	tan_plot.from = -1;
+	tan_plot.to = 5;
+	tan_plot.step = 0.001;
+
+	Plot2d sincos_plot;
+	sincos_plot.func = sincos_scalar;
+	sincos_plot.from = 0;
+	sincos_plot.to = 100;
+	sincos_plot.step = 0.01;
+
+	Plot2dGroup * group = create_plot2d_group(4, sin_plot, cos_plot, tan_plot, sincos_plot);
+	plot(group);
+	free_plot2d_group(group);
+
+	return 0;
+}