Implement 'e' and 'q' keys for camera elevation control (#42)

src/engine/input/Keyboard.cpp

@@ -54,6 +54,8 @@ namespace Atlas {
             location += camera->direction * movement.x * deltaTime * speed;
             location += camera->right * movement.y * deltaTime * speed;
 
+            location.y += movement.z * deltaTime * speed;
+
             float progress = glm::clamp(reactivity * deltaTime, 0.0f, 1.0f);
 
             camera->location = glm::mix(camera->location, location, progress);
@@ -107,6 +109,25 @@ namespace Atlas {
                 movement.y += 1.0f;
             }
 
+
+            if (event.keyCode == AE_KEY_E && event.state == AE_BUTTON_PRESSED && !event.repeat) {
+                movement.z += 1.0f;
+            }
+
+            if (event.keyCode == AE_KEY_E && event.state == AE_BUTTON_RELEASED) {
+                movement.z -= 1.0f;
+            }
+
+
+            if (event.keyCode == AE_KEY_Q && event.state == AE_BUTTON_PRESSED && !event.repeat) {
+                movement.z -= 1.0f;
+            }
+
+            if (event.keyCode == AE_KEY_Q && event.state == AE_BUTTON_RELEASED) {
+                movement.z += 1.0f;
+            }
+
+
         }
 
         void KeyboardHandler::DeepCopy(const KeyboardHandler& that) {

src/engine/input/Keyboard.h

@@ -36,7 +36,7 @@ namespace Atlas {
             void DeepCopy(const KeyboardHandler& that);
 
             vec3 location = vec3(0.0f);
-            vec2 movement = vec2(0.0f);
+            vec3 movement = vec3(0.0f);
 
             int32_t eventHandle = -1;