1 files changed, 44 insertions, 7 deletions
diff --git a/src/common.h b/src/common.h
index 4b0cdc8..a9ad3d0 100644
--- a/src/common.h
+++ b/src/common.h
@@ -1,10 +1,47 @@
 // common.h
-#pragma once
+#ifndef COMMON_H
+#define COMMON_H
+
 #include <stdint.h>
 
-typedef u8 uint8_t_least_t
-typedef i8 int8_t_least_t
-typedef u16 uint16_least_t
-typedef i16 int16_least_t
-typedef u32 uint32_least_t
-typedef i32 int32_least_t
+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 {
+	float x;
+	float y;
+} Vec2d;
+
+// settings
+// UI
+#define SCREEN_WIDTH 800
+#define SCREEN_HEIGHT 600
+#define SCREEN_TITLE "physics"
+
+// physics
+#define MAX_OBJECTS 100
+#define FORCE_RESITUTION_DEFAULT 0.8f
+#define FORCE_GRAVITY_DEFAULT 1000.0f
+#define FORCE_LINEAR_DAMPING_DEFAULT 0.995f;
+
+typedef enum {
+	SHAPE_CIRCLE,
+	SHAPE_SQUARE,
+	SHAPE_RECTANGLE
+} shape_t;
+
+typedef struct {
+	shape_t type;
+	Vec2d pos;
+	Vec2d vel;
+	Vec2d acc;
+	float width;
+	float height;
+	Color color;
+} object_t;
+
+#endif // COMMON_H