1 files changed, 160 insertions, 0 deletions
diff --git a/src/game/g_game.hpp b/src/game/g_game.hpp
new file mode 100644
index 00000000..7ab8df40
--- /dev/null
+++ b/src/game/g_game.hpp
@@ -0,0 +1,160 @@
+/* copyright (c) 2007 magnus auvinen, see licence.txt for more info */
+#ifndef GAME_GAME_H
+#define GAME_GAME_H
+
+#include <engine/e_system.h>
+#include <engine/e_common_interface.h>
+#include <math.h>
+#include "g_math.hpp"
+#include "g_collision.hpp"
+#include "g_protocol.hpp"
+
+struct TUNING_PARAMS
+{
+	TUNING_PARAMS()
+	{
+		const float ticks_per_second = 50.0f;
+		#define MACRO_TUNING_PARAM(name,value) name.set((int)(value*100.0f));
+		#include "g_tuning.hpp"
+		#undef MACRO_TUNING_PARAM
+	}
+
+	static const char *names[];
+	
+	#define MACRO_TUNING_PARAM(name,value) tune_param name;
+	#include "g_tuning.hpp"
+	#undef MACRO_TUNING_PARAM
+	
+	static int num() { return sizeof(TUNING_PARAMS)/sizeof(int); }
+	bool set(int index, float value);
+	bool set(const char *name, float value);
+	bool get(int index, float *value);
+	bool get(const char *name, float *value);
+};
+
+
+inline vec2 get_direction(int angle)
+{
+	float a = angle/256.0f;
+	return vec2(cosf(a), sinf(a));
+}
+
+inline vec2 get_dir(float a)
+{
+	return vec2(cosf(a), sinf(a));
+}
+
+inline float get_angle(vec2 dir)
+{
+	float a = atan(dir.y/dir.x);
+	if(dir.x < 0)
+		a = a+pi;
+	return a;
+}
+
+
+inline vec2 calc_pos(vec2 p, vec2 v, float curvature, float speed, float t)
+{
+	vec2 n;
+	t *= speed;
+	n.x = p.x + v.x*t;
+	n.y = p.y + v.y*t + curvature/10000*(t*t);
+	return n;
+}
+
+
+template<typename T>
+inline T saturated_add(T min, T max, T current, T modifier)
+{
+	if(modifier < 0)
+	{
+		if(current < min)
+			return current;
+		current += modifier;
+		if(current < min)
+			current = min;
+		return current;
+	}
+	else
+	{
+		if(current > max)
+			return current;
+		current += modifier;
+		if(current > max)
+			current = max;
+		return current;
+	}
+}
+
+void move_point(vec2 *inout_pos, vec2 *inout_vel, float elasticity, int *bounces);
+void move_box(vec2 *inout_pos, vec2 *inout_vel, vec2 size, float elasticity);
+bool test_box(vec2 pos, vec2 size);
+float velocity_ramp(float value, float start, float range, float curvature);
+
+// hooking stuff
+enum
+{
+	HOOK_RETRACTED=-1,
+	HOOK_IDLE=0,
+	HOOK_RETRACT_START=1,
+	HOOK_RETRACT_END=3,
+	HOOK_FLYING,
+	HOOK_GRABBED,
+	
+	COREEVENT_GROUND_JUMP=0x01,
+	COREEVENT_AIR_JUMP=0x02,
+	COREEVENT_HOOK_LAUNCH=0x04,
+	COREEVENT_HOOK_ATTACH_PLAYER=0x08,
+	COREEVENT_HOOK_ATTACH_GROUND=0x10,
+	COREEVENT_HOOK_RETRACT=0x20,
+};
+
+class WORLD_CORE
+{
+public:
+	WORLD_CORE()
+	{
+		mem_zero(players, sizeof(players));
+	}
+	
+	TUNING_PARAMS tuning;
+	class PLAYER_CORE *players[MAX_CLIENTS];
+};
+
+class PLAYER_CORE
+{
+public:
+	WORLD_CORE *world;
+	
+	vec2 pos;
+	vec2 vel;
+	
+	vec2 hook_pos;
+	vec2 hook_dir;
+	int hook_tick;
+	int hook_state;
+	int hooked_player;
+	
+	int jumped;
+	NETOBJ_PLAYER_INPUT input;
+	
+	int triggered_events;
+	
+	void reset();
+	void tick();
+	void move();
+	
+	void read(const NETOBJ_PLAYER_CORE *obj_core);
+	void write(NETOBJ_PLAYER_CORE *obj_core);
+	void quantize();
+};
+
+
+#define LERP(a,b,t) (a + (b-a) * t)
+#define min(a, b) ( a > b ? b : a)
+#define max(a, b) ( a > b ? a : b)
+
+inline bool col_check_point(float x, float y) { return col_is_solid((int)x, (int)y) != 0; }
+inline bool col_check_point(vec2 p) { return col_check_point(p.x, p.y); }
+
+#endif