Add texture to objects

src/object.c

@@ -9,6 +9,7 @@
 #include <assert.h>
 #include <math.h>
 #include <stdlib.h>
+
 #include "basics.h"
 #include "object.h"
 
@@ -16,6 +17,7 @@
 struct _Object {
     ObjectType type;
     Vector3 location;
+    Texture *texture;
     void *shape;
 
     int (*does_intersect)(Object *obj, Ray ray, float **t);
@@ -42,6 +44,10 @@ object_init(ObjectType type)
         return NULL;
     }
 
+    obj->type = type;
+    obj->location = ZeroVector3;
+    obj->texture = NULL;
+
     switch (type) {
         case ObjectTypeSphere: {
             Sphere *s = malloc(sizeof(Sphere));
@@ -98,6 +104,27 @@ object_set_location(Object *obj, Vector3 location)
 }
 
 
+/*
+ * object_get_texture --
+ * object_set_texture --
+ *
+ * Get and set the object's texture.
+ */
+Texture *
+object_get_texture(Object *obj)
+{
+    assert(obj != NULL);
+    return obj->texture;
+}
+
+void
+object_set_texture(Object *obj, Texture *tex)
+{
+    assert(obj != NULL);
+    obj->texture = tex;
+}
+
+
 /*
  * object_does_intersect --
  *

src/object.h

@@ -10,6 +10,7 @@
 #define __OBJECT_H
 
 #include "basics.h"
+#include "texture.h"
 
 
 typedef enum {
@@ -24,6 +25,8 @@ void object_destroy(Object *obj);
 
 Vector3 object_get_location(Object *obj);
 void object_set_location(Object *obj, Vector3 location);
+Texture *object_get_texture(Object *obj);
+void object_set_texture(Object *obj, Texture *tex);
 
 int object_does_intersect(Object *obj, Ray ray, float **t);