Improved Windows instructions

Signed-off-by: ahcorde <[email protected]>

examples/hello_world_loader/README.md

@@ -7,16 +7,29 @@ plugins, according to a desired feature list.
 
 From the root of the `ign-physics` repository, do the following to build the example:
 
-~~~
+```bash
 cd examples/hello_world_loader
 mkdir build
 cd build
 cmake ..
+```
+
+### Ubuntu Or MacOS
+
+```bash
 make
-~~~
+```
 
 This will generate the `hello_world_loader` executable under `build`.
 
+### Windows
+
+```bash
+cmake --build . --config Release
+```
+
+This will generate the `hello_world_loader` executable under `build\Release`.
+
 ## Run
 
 This loader will load any plugin that implements the `GetEngineInfo` feature,
@@ -46,17 +59,26 @@ Testing plugin: ignition::physics::dartsim::Plugin
   engine name: dartsim-6.10.0
 ~~~
 
-### Hello world plugin on Linux
+### Hello world plugin
 
 This loader should also be able to load the hello world plugin example.
 After you've followed the instructions to compile both the plugin and the
 loader, you can load the plugin like:
 
+#### On Linux
+
 ~~~
 cd examples/hello_world_loader/build
 ./hello_world_loader ../../hello_world_plugin/build/libHelloWorldPlugin.so
 ~~~
 
+#### On Windows
+
+~~~
+cd examples/hello_world_loader/build
+.\Release\hello_world_loader.exe ..\..\hello_world_plugin\build\Release\HelloWorldPlugin.dll
+~~~
+
 And see the following printed:
 
 ~~~

examples/hello_world_plugin/README.md

@@ -7,13 +7,24 @@ Ignition Physics.
 
 From the root of the `ign-physics` repository, do the following to build the example:
 
-~~~
+```bash
 cd examples/hello_world_plugin
 mkdir build
 cd build
 cmake ..
+```
+
+### Ubuntu Or MacOS
+
+```bash
 make
-~~~
+```
+
+### Windows
+
+```bash
+cmake --build . --config Release
+```
 
 This will generate the `HelloWorldPlugin` library under `build`.
 The exact name of the library file depends on the operating system
@@ -25,4 +36,3 @@ and `HelloWorldPlugin.dll` on Windows.
 The resulting plugin can be loaded by any plugin loader that requests the
 features implemented by the plugin. See an example loader at
 `examples/hello_world_loader`.
-