init

src/main.rs

@@ -0,0 +1,46 @@
+use macroquad::prelude::*;
+
+#[macroquad::main("InputKeys")]
+async fn main() {
+    let mut freq = 0.1;
+    let mut amp = 50.0;
+    let freq_mod = 0.001;
+    let amp_mod = 5.;
+    let y_offset = screen_height() / 2.0;
+    let mut x_offset = 0.0;
+    let x_mod = 5.0;
+
+    loop {
+        clear_background(LIGHTGRAY);
+
+        for x in 0..(screen_width() as i32) {
+            let x = x as f32;
+
+            let y = f32::sin(x * freq + x_offset)*amp + y_offset;
+                
+            draw_circle(x, y, 5.0, YELLOW);
+        }
+
+        if is_key_down(KeyCode::PageUp) {
+            freq += freq_mod;
+        }
+        if is_key_down(KeyCode::PageDown) {
+            freq -= freq_mod;
+        }
+        if is_key_down(KeyCode::Up) {
+            amp += amp_mod;
+        }
+        if is_key_down(KeyCode::Down) {
+            amp -= amp_mod;
+        }
+        if is_key_down(KeyCode::Left) {
+            x_offset += x_mod;
+        }
+        if is_key_down(KeyCode::Right) {
+            x_offset -= x_mod;
+        }
+
+        draw_text(&format!("Amplitude: {}, Freqency {}, X Offset {}", amp, freq, x_offset), 20.0, 40.0, 20.0, DARKGRAY);
+        next_frame().await
+    }
+}