Add a simple camera struct and camera controls

1 files changed, 22 insertions, 0 deletions

diff --git a/camera.h b/camera.h
new file mode 100644
index 0000000..6d8bb94
--- /dev/null
+++ b/camera.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2018 Tomasz Kramkowski <tk@the-tk.com>
+ * SPDX-License-Identifier: MIT
+ */
+#ifndef CAMERA_H
+#define CAMERA_H
+
+#include "linmath.h"
+
+#define CAM_UP ((vec3){ 0.0, 1.0, 0.0 })
+
+struct camera {
+	vec3 pos;
+	float pitch;
+	float yaw;
+};
+
+void camera_clamp(struct camera *cam);
+void camera_dir(vec3 out, struct camera *cam);
+void camera_lookat(mat4x4 out, struct camera *cam);
+
+#endif // CAMERA_H