1 files changed, 43 insertions, 28 deletions

diff --git a/src/common.h b/src/common.h
index 7664233..9fafd78 100644
--- a/src/common.h
+++ b/src/common.h
@@ -7,34 +7,19 @@
 #define COMMON_H
 
 #include <stdint.h>
-typedef uint_least8_t u8;
-typedef int_least8_t i8;
-typedef uint_least16_t u16;
-typedef int_least16_t i16;
-typedef uint_least32_t u32;
-typedef int_least32_t i32;
-
-typedef struct {
-	Color color;
-	float elast;
-	float frict;
-	float angle_vel;
-	float inertia;
-	Vector2 angle;
-	Vector2 pos;
-	Vector2 pos_prev;
-	Vector2 vel;
-	bool grabbed;
-	bool registered;
-	float mass;
-    Vector2* vertices;
-	Vector2* edges;
-	float line_thickness;
-	u32 vertex_n; // number of vertices
-	u32 edge_n; // number of edges
-} object_t;
+#include <raylib.h>
+#include <raymath.h>
+#include <math.h>
 
+#define MIN_VERTICES 3
+#define MAX_VERTICES 16
+#define MIN_EDGES 3
+#define MAX_EDGES 16
 
+// how many times to run update_physics per frame
+// should be balanced between accuracy and CPU load, the higher 
+// the number the more resource-intensive it is
+#define ITER_PER_FRAME 8
 
 // settings
 // UI
@@ -43,9 +28,9 @@ typedef struct {
 #define WINDOW_Y 1000
 // physics
 #define MAX_OBJECTS 100
-#define FORCE_RESITUTION_DEFAULT 0.8f
+#define FORCE_RESITUTION_DEFAULT 0.7f
 #define FORCE_GRAVITY_DEFAULT 1000.0f
-#define FORCE_LINEAR_DAMPING_DEFAULT 0.995f;
+#define FORCE_LINEAR_DAMPING_DEFAULT 0.995f
 
 #define ARR_LEN(arr) (sizeof(arr)/sizeof(arr[0]))
 
@@ -56,5 +41,35 @@ typedef struct {
 			255									\
 		})
 
+typedef uint_least8_t u8;
+typedef int_least8_t i8;
+typedef uint_least16_t u16;
+typedef int_least16_t i16;
+typedef uint_least32_t u32;
+typedef int_least32_t i32;
+
+typedef struct {
+	Color color;
+	
+	float elast; // restitution
+	float frict;
+	float angle;
+	float angle_vel;
+	float mass;
+	float inertia;
+	
+	Vector2 pos;
+	Vector2 pos_prev;
+	Vector2 vel;
+    Vector2 vertices[MAX_VERTICES];
+	Vector2 local_vertices[MAX_VERTICES];
+	Vector2 edges[MAX_EDGES];
+
+	float line_thickness;
+	u32 vertex_n; // number of vertices
+	u32 edge_n; // number of edges
+	bool grabbed;
+	bool registered;
+} object_t;
 
 #endif // COMMON_H