diff --git a/README.md b/README.md
index ed2ec02..1767e68 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,39 @@ int main()
}
```
-### News ###
+### TRYME
+
+Try the above snippet
+[online here](https://godbolt.org/z/d9oqYs34f),
+or on your own Debian-style Linux box:
+```
+$ sudo apt install build-essentials
+$ wget https://raw.githubusercontent.com/skramm/homog2d/master/homog2d.hpp
+$ wget https://raw.githubusercontent.com/skramm/homog2d/master/misc/tryme.cpp
+$ g++ tryme.cpp
+$ ./a.out
+```
+will print:
+```
+[7,8]
+```
+
+#### TRYME2:
+
+A slightly more significant file is [available here](misc/tryme2.cpp), try this:
+
+```
+$ wget https://raw.githubusercontent.com/skramm/homog2d/master/misc/tryme2.cpp
+$ g++ tryme2.cpp
+$ ./a.out
+```
+
+It will generate this Svg file:
+
+
+
+
+### News
- 2025-01-26: fresh 2.12 release, see https://github.com/skramm/homog2d/releases
- 2024-04-21: switch to C++17, enable runtime polymorphism using `std::variant`, [see here](docs/homog2d_manual.md#section_rtp)
@@ -53,7 +85,7 @@ int main()
(see [history](docs/homog2d_history.md) for more)
-### Details ##
+### Details
- Install: to install on your machine, copy file `homog2d.hpp` somewhere where your compiler can reach it, or `$ sudo make install` after cloning repo.
This will copy that file in `/usr/local/include`.
diff --git a/docs/tryme2.svg b/docs/tryme2.svg
new file mode 100644
index 0000000..97b96e6
--- /dev/null
+++ b/docs/tryme2.svg
@@ -0,0 +1,20 @@
+
diff --git a/misc/homog2d.cbp b/misc/homog2d.cbp
index 4b8207d..eef8206 100644
--- a/misc/homog2d.cbp
+++ b/misc/homog2d.cbp
@@ -233,6 +233,8 @@
+
+
diff --git a/misc/tryme2.cpp b/misc/tryme2.cpp
new file mode 100644
index 0000000..1672e7b
--- /dev/null
+++ b/misc/tryme2.cpp
@@ -0,0 +1,34 @@
+
+#include "homog2d.hpp"
+using namespace h2d;
+using namespace h2d::img;
+
+template
+void
+drawPts( Image& im, const T1& shape1, const T2& shape2 )//, Color col )
+{
+ auto x = shape1.intersects(shape2);
+ if( x() )
+ draw( im, x.get() ); //, DrawParams().setColor(col) );
+}
+
+int main()
+{
+ Image im(300,250);
+
+ Line2d li( Point2d(30,50), Point2d(100,80) );
+ li.draw( im, DrawParams().setColor(0,0,250) );
+
+ FRect r( 40,30,200,180 );
+ auto r2 = Homogr(-5.*M_PI/180.) * r;
+ r2.draw( im, DrawParams().setColor(200,0,0) );
+
+ Circle cir( 162, 141, 65 );
+ cir.draw( im, DrawParams().setColor(0,250,0) );
+
+ drawPts( im, li, cir );
+ drawPts( im, li, r2 );
+ drawPts( im, r2, cir );
+
+ std::cout << im;
+}