Split scene definition to use it in both raytracer and rasteriser

include/scene/scene.h

@@ -0,0 +1,41 @@
+#ifndef SCENE_H
+#define SCENE_H
+
+#include "c_cpp_aliases/aliases.h"
+#include "window/window.h"
+
+typedef struct {
+  f32 radius;
+  vec3f_t centre;
+  colour_t colour;
+  f32 specular;
+  f32 reflective;
+} sphere_t;
+
+typedef enum {
+  LIGHT_TYPE_POINT,
+  LIGHT_TYPE_DIRECTIONAL,
+  LIGHT_TYPE_AMBIENT,
+
+  COUNT_LIGHT_TYPE,
+} light_type_t;
+
+typedef struct {
+  light_type_t type;
+  f32 intensity;
+  union {
+    vec3f_t position;
+    vec3f_t direction;
+  };
+} light_t;
+
+typedef struct {
+  const sphere_t *spheres;
+  const light_t *lights;
+  u32 spheres_count;
+  u32 lights_count;
+} scene_t;
+
+const scene_t *build_test_scene(void);
+
+#endif // !SCENE_H