Remove density field

Author: kadir014

include/novaphysics/body.h

@@ -73,7 +73,6 @@ typedef enum {
  * 
  * @param material Material of the body
  * 
- * @param density Density of the body (it is uniform across the geometry)
  * @param mass Mass of the body
  * @param mass Inverse mass of the body (1/mass)
  * @param inertia Moment of inertia of the body
@@ -107,7 +106,6 @@ typedef struct {
 
     nv_Material material;
 
-    double density;
     double mass;
     double invmass;
     double inertia;

src/body.c

@@ -99,7 +99,6 @@ void nv_Body_free(void *body) {
     b->angular_velocity = 0.0;
     b->force = nv_Vector2_zero;
     b->torque = 0.0;
-    b->density = 0.0;
     b->is_sleeping = false;
     b->sleep_counter = 0;