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-rw-r--r--src/crepe/api/Camera.h51
1 files changed, 33 insertions, 18 deletions
diff --git a/src/crepe/api/Camera.h b/src/crepe/api/Camera.h
index e0cda34..54d9a73 100644
--- a/src/crepe/api/Camera.h
+++ b/src/crepe/api/Camera.h
@@ -2,6 +2,7 @@
#include "Color.h"
#include "Component.h"
+#include "types.h"
namespace crepe {
@@ -13,40 +14,54 @@ namespace crepe {
* position, and zoom level. It controls what part of the game world is visible on the screen.
*/
class Camera : public Component {
+public:
+ struct Data {
+ /**
+ * \bg_color background color of the game
+ *
+ * This will make the background the same color as the given value.
+ */
+ const Color bg_color = Color::BLACK;
+
+ /**
+ * \zoom Zooming level of the game
+ *
+ * zoom = 1 --> no zoom.
+ * zoom < 1 --> zoom out
+ * zoom > 1 --> zoom in
+ */
+ double zoom = 1;
+
+ //! offset postion from the game object transform component
+ vec2 postion_offset;
+ };
public:
/**
* \brief Constructs a Camera with the specified ID and background color.
* \param id Unique identifier for the camera component.
- * \param bg_color Background color for the camera view.
+ * \param screen is the actual screen size in pixels
+ * \param viewport_size is the view of the world in game units
+ * \param data the camera component data
*/
- Camera(game_object_id_t id, const Color & bg_color);
+ Camera(game_object_id_t id, const ivec2 & screen, const vec2 & viewport_size,
+ const Camera::Data & data);
~Camera(); // dbg_trace only
public:
- //! Background color of the camera view.
- Color bg_color;
-
- //! Aspect ratio height for the camera.
- double aspect_height = 480;
-
- //! Aspect ratio width for the camera.
- double aspect_width = 640;
-
- //! X-coordinate of the camera position.
- double x = 0.0;
+ Camera::Data data;
- //! Y-coordinate of the camera position.
- double y = 0.0;
+ //! screen the display size in pixels ( output resolution )
+ const ivec2 screen;
- //! Zoom level of the camera view.
- double zoom = 1.0;
+ //! viewport is the area of the world visible through the camera (in world units)
+ const vec2 viewport_size;
public:
/**
* \brief Gets the maximum number of camera instances allowed.
* \return Maximum instance count as an integer.
*/
- virtual int get_instances_max() const { return 10; }
+ virtual int get_instances_max() const { return 1; }
};
} // namespace crepe