Improvise interactive wall drawing

Internal wall cells need to be disabled to prevent delayed propagation
of the reflected populations.

This is just quickly thrown together - both the visual drawing and the backend's
material handling remain to be improved.

2 files changed, 9 insertions, 4 deletions

diff --git a/src/glfw/window.cc b/src/glfw/window.cc
index 98890b7..4f14501 100644
--- a/src/glfw/window.cc
+++ b/src/glfw/window.cc
@@ -37,14 +37,19 @@ int Window::getHeight() const {
 	return _height;
 }
 
-std::tuple<bool,int,int> Window::getMouse() const {
-	const bool clicked = glfwGetMouseButton(_handle, GLFW_MOUSE_BUTTON_LEFT) == GLFW_PRESS;
+std::tuple<int,int,int> Window::getMouse() const {
+	int state = 0;
+	if ( glfwGetMouseButton(_handle, GLFW_MOUSE_BUTTON_LEFT) == GLFW_PRESS ) {
+		state = 1;
+	} else if ( glfwGetMouseButton(_handle, GLFW_MOUSE_BUTTON_RIGHT) == GLFW_PRESS ) {
+		state = 2;
+	}
 
 	double x, y;
 	glfwGetCursorPos(_handle, &x, &y);
 
 	return std::make_tuple(
-		clicked,
+		state,
 		x - int(getWidth()/2),
 		int(getHeight()/2 - y)
 	);
diff --git a/src/glfw/window.h b/src/glfw/window.h
index af7ba4d..143d457 100644
--- a/src/glfw/window.h
+++ b/src/glfw/window.h
@@ -27,7 +27,7 @@ public:
 	int getWidth() const;
 	int getHeight() const;
 
-	std::tuple<bool,int,int> getMouse() const;
+	std::tuple<int,int,int> getMouse() const;
 
 	KeyWatcher getKeyWatcher(int key) const;