Add more math nodes (#1378)

* Adds Max, Min and Equal Nodes

* Add LogToConsoleNode

Logs the data given as the input to the browser console and returns it
as the output

node-graph/gcore/src/lib.rs

@@ -9,6 +9,7 @@ extern crate log;
 
 pub mod consts;
 pub mod generic;
+pub mod logic;
 pub mod ops;
 pub mod structural;
 #[cfg(feature = "std")]

node-graph/gcore/src/logic.rs

@@ -0,0 +1,9 @@
+use crate::Node;
+
+pub struct LogToConsoleNode;
+
+#[node_macro::node_fn(LogToConsoleNode)]
+fn log_to_console<T: core::fmt::Debug>(value: T) -> T {
+	debug!("{:#?}", value);
+	value
+}

node-graph/gcore/src/ops.rs

@@ -83,6 +83,42 @@ where
 	first.pow(second)
 }
 
+// Minimum
+pub struct MinParameterNode<Second> {
+	second: Second,
+}
+
+#[node_macro::node_fn(MinParameterNode)]
+fn min<T: core::cmp::PartialOrd>(first: T, second: T) -> T {
+	match first < second {
+		true => first,
+		false => second,
+	}
+}
+
+// Maximum
+pub struct MaxParameterNode<Second> {
+	second: Second,
+}
+
+#[node_macro::node_fn(MaxParameterNode)]
+fn max<T: core::cmp::PartialOrd>(first: T, second: T) -> T {
+	match first > second {
+		true => first,
+		false => second,
+	}
+}
+
+// Equality
+pub struct EqParameterNode<Second> {
+	second: Second,
+}
+
+#[node_macro::node_fn(EqParameterNode)]
+fn eq<T: core::cmp::PartialEq>(first: T, second: T) -> bool {
+	first == second
+}
+
 // Modulo
 pub struct ModuloParameterNode<Second> {
 	second: Second,