feat(input): virtual input mapping and codegen

2 files changed, 95 insertions, 0 deletions

diff --git a/examples/input-codegen/Cargo.toml b/examples/input-codegen/Cargo.toml
new file mode 100644
index 0000000..3fc010f
--- /dev/null
+++ b/examples/input-codegen/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "input-codegen"
+version = "0.1.0"
+authors = ["Oscar Shrimpton <oscar.shrimpton.personal@gmail.com>"]
+edition = "2018"
+
+[dependencies]
+stockton-input = { path = "../../stockton-input" }
+stockton-input-codegen = { path = "../../stockton-input-codegen" }
diff --git a/examples/input-codegen/src/main.rs b/examples/input-codegen/src/main.rs
new file mode 100644
index 0000000..8835f2e
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+++ b/examples/input-codegen/src/main.rs
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+#[macro_use]
+extern crate stockton_input_codegen;
+
+use std::collections::BTreeMap;
+use stockton_input::Action;
+use stockton_input::{Axis, Button, InputManager, InputMutation};
+
+#[derive(InputManager, Default, Debug, Clone)]
+struct MovementInputs {
+    #[axis]
+    vertical: Axis,
+
+    #[axis]
+    horizontal: Axis,
+
+    #[button]
+    jump: Button,
+}
+
+const TEST_ACTIONS: [Action; 10] = [
+    Action::KeyPress(1),
+    Action::KeyRelease(1),
+    Action::KeyPress(2),
+    Action::KeyPress(3),
+    Action::KeyRelease(2),
+    Action::KeyRelease(3),
+    Action::KeyPress(4),
+    Action::KeyPress(5),
+    Action::KeyRelease(4),
+    Action::KeyRelease(5),
+];
+
+// For testing,   1 = w     2 = a
+//                3 = s     4 = d
+//                5 = jump
+fn main() {
+    let mut action_schema = BTreeMap::new();
+    action_schema.insert(
+        1,
+        (MovementInputsFields::Vertical, InputMutation::PositiveAxis),
+    );
+    action_schema.insert(
+        3,
+        (MovementInputsFields::Vertical, InputMutation::NegativeAxis),
+    );
+    action_schema.insert(
+        4,
+        (
+            MovementInputsFields::Horizontal,
+            InputMutation::PositiveAxis,
+        ),
+    );
+    action_schema.insert(
+        2,
+        (
+            MovementInputsFields::Horizontal,
+            InputMutation::NegativeAxis,
+        ),
+    );
+    action_schema.insert(5, (MovementInputsFields::Jump, InputMutation::MapToButton));
+
+    let mut manager = MovementInputsManager::new(action_schema);
+
+    for action in TEST_ACTIONS.iter() {
+        pretty_print_state(&manager.inputs);
+        manager.handle_frame(std::iter::once(action));
+    }
+    pretty_print_state(&manager.inputs);
+}
+
+fn pretty_print_state(inputs: &MovementInputs) {
+    if *inputs.vertical != 0 {
+        print!("vertical = {}  ", *inputs.vertical);
+    }
+    if *inputs.horizontal != 0 {
+        print!("horizontal = {}  ", *inputs.horizontal);
+    }
+    if inputs.jump.is_down() {
+        if inputs.jump.is_hot {
+            print!("jump!")
+        } else {
+            print!("jump")
+        }
+    }
+    println!();
+}