Added pgm drawing and got light ray tracing working

Still needs correct light simulation and reflections

1 files changed, 52 insertions, 0 deletions

diff --git a/scene.h b/scene.h
new file mode 100644
index 0000000..1c6363b
--- /dev/null
+++ b/scene.h
@@ -0,0 +1,52 @@
+
+#ifndef SCENE_H
+#define SCENE_H
+
+#include <stdbool.h>
+#include <stdint.h>
+#include "vector.h"
+#include "viewpoint.h"
+#include "pgm.h"
+
+#define TYPE_SPHERE 1
+#define TYPE_PLANE 2
+
+typedef struct {
+	vector_t *center;
+	COORD_T radius;
+} sphere_t;
+
+typedef struct {
+	vector_t *start;
+	vector_t *norm;
+} plane_t;
+
+typedef struct light_s{
+	vector_t *pos;
+	color_t *col;
+
+	struct light_s *next;
+} light_t;
+
+// General object structure
+typedef struct object_s{
+	uint8_t type;
+	struct object_s *next;
+
+	union {
+		sphere_t sph;
+		plane_t pl;
+	};
+} object_t;
+
+typedef struct {
+	viewpoint_t view;
+	object_t *objects;
+	light_t *lights;
+} space_t;
+
+object_t *add_sphere(space_t *s, vector_t *c, COORD_T r);
+object_t *add_plane(space_t *s, vector_t *start, vector_t *dir);
+light_t *add_light(space_t *s, vector_t *pos, color_t *c);
+
+#endif