big refactor

src/engine/input.h

@@ -0,0 +1,48 @@
+#ifndef INPUT_H
+#define INPUT_H
+
+typedef struct {
+    Vector2 worldPosition;
+    float zoomSpeed;
+    float minZoom;
+    float maxZoom;
+    float scaleFactor;
+    float wheelMove;
+    bool leftButton;
+    bool rightButton;
+} Mouse;
+
+Mouse CreateMouse(float zoomSpeed, float minZoom, float maxZoom){
+    return (Mouse){
+        .zoomSpeed = zoomSpeed,
+        .minZoom = minZoom,
+        .maxZoom = maxZoom
+    };
+}
+
+void UpdateMouse(Mouse *mouse, Camera2D *camera) {
+    mouse->worldPosition = GetScreenToWorld2D(GetMousePosition(), *camera);
+    mouse->leftButton = IsMouseButtonDown(MOUSE_LEFT_BUTTON);
+    mouse->rightButton = IsMouseButtonDown(MOUSE_RIGHT_BUTTON);
+    
+    // Calculate zoom scale factor
+    mouse->wheelMove = GetMouseWheelMove();
+    if (mouse->wheelMove != 0) {
+        float zoomFactor = 1.0f + (mouse->zoomSpeed * fabsf(mouse->wheelMove));
+        mouse->scaleFactor = (mouse->wheelMove < 0) ? (1.0f / zoomFactor) : zoomFactor;
+    } else {
+        mouse->scaleFactor = 1.0f;
+    }
+}
+
+Vector2 GetDirectionVector(void){
+    Vector2 vector = {.x = 0.0f, .y = 0.0f};
+    if (IsKeyDown(KEY_RIGHT) || IsKeyDown(KEY_D)){vector.x += 1.0f; }
+    if (IsKeyDown(KEY_LEFT) || IsKeyDown(KEY_A)){ vector.x -= 1.0f; }
+    if (IsKeyDown(KEY_DOWN) || IsKeyDown(KEY_S)){ vector.y += 1.0f; }
+    if (IsKeyDown(KEY_UP) || IsKeyDown(KEY_W)){ vector.y -= 1.0f; }
+    if (Vector2Length(vector) > 0.0f) {vector = Vector2Normalize(vector); }
+    return vector;
+}
+
+#endif //INPUT_H