engine prediction dummy functions

src/entitycache.cpp

@@ -195,7 +195,7 @@ bool CachedEntity::IsVisible() {
 
 matrix3x4_t* CachedEntity::GetBones() {
 	if (!m_bBonesSetup) {
-		m_bBonesSetup = RAW_ENT(this)->SetupBones(m_Bones, MAXSTUDIOBONES, 0x100, 0); // gvars->curtime
+		m_bBonesSetup = RAW_ENT(this)->SetupBones(m_Bones, MAXSTUDIOBONES, 0x100, g_GlobalVars->curtime); // gvars->curtime
 	}
 	return m_Bones;
 }

src/helpers.cpp

@@ -41,7 +41,7 @@ void EndConVars() {
 	RegisterCatVars();
 	RegisterCatCommands();
 	if (hConVarsFile) {
-		fprintf(hConVarsFile, "\nexec cat_autoexec\n");
+		//fprintf(hConVarsFile, "\nexec cat_autoexec\n");
 		fprintf(hConVarsFile, "cat_killsay_reload\ncat_spam_reload\n");
 		fclose(hConVarsFile);
 	}

src/hooks/CreateMove.cpp

@@ -37,6 +37,31 @@ static CatVar minigun_jump(CV_SWITCH, "minigun_jump", "0", "TF2C minigun jump",
 CatVar jointeam(CV_SWITCH, "fb_autoteam", "1", "Joins player team automatically (NYI)");
 CatVar joinclass(CV_STRING, "fb_autoclass", "spy", "Class that will be picked after joining a team (NYI)");
 
+namespace engine_prediction {
+
+float o_curtime;
+float o_frametime;
+
+void Start() {
+	o_curtime = g_GlobalVars->curtime;
+	o_frametime = g_GlobalVars->frametime;
+	*g_PredictionRandomSeed = MD5_PseudoRandom(g_pUserCmd->command_number) & 0x7FFFFFFF;
+	g_GlobalVars->curtime = CE_INT(LOCAL_E, netvar.nTickBase) * g_GlobalVars->interval_per_tick;
+	g_GlobalVars->frametime = g_GlobalVars->interval_per_tick;
+	g_IGameMovement->StartTrackPredictionErrors((CBasePlayer*)(RAW_ENT(LOCAL_E)));
+
+	CMoveData data;
+
+}
+
+void End() {
+	*g_PredictionRandomSeed = -1;
+	g_GlobalVars->curtime = o_curtime;
+	g_GlobalVars->frametime = o_frametime;
+}
+
+}
+
 bool CreateMove_hook(void* thisptr, float inputSample, CUserCmd* cmd) {
 	SEGV_BEGIN;
 

src/interfaces.cpp

@@ -46,6 +46,7 @@ IVDebugOverlay* g_IVDebugOverlay = nullptr;
 IMaterialSystemFixed* g_IMaterialSystem = nullptr;
 IVRenderView* g_IVRenderView = nullptr;
 IMaterialSystem* g_IMaterialSystemHL = nullptr;
+IMoveHelperServer* g_IMoveHelperServer = nullptr;
 
 template<typename T>
 T* BruteforceInterface(std::string name, sharedobj::SharedObject* object, int start) {
@@ -103,6 +104,9 @@ void CreateInterfaces() {
 		g_pScreenSpaceEffects = **(IScreenSpaceEffectManager***)(gSignatures.GetClientSignature("FF 52 14 E9 E0 FE FF FF 8D 76 00 A1 ? ? ? ? 8B 5D F4 8B 75 F8 8B 7D FC 8B 10 C7 45 0C ? ? ? ? 89 45 08 8B 42 1C 89 EC 5D FF E0") + 12);
 		g_ppScreenSpaceRegistrationHead = *(CScreenSpaceEffectRegistration***)(gSignatures.GetClientSignature("E8 ? ? ? ? 8B 10 C7 44 24 04 ? ? ? ? 89 04 24 FF 52 28 85 C0 75 4B 8B 35 ? ? ? ? 85 F6 74 31 90 8B 5E 04 85 DB 74 22 8B 03 89 1C 24") + 27);
 	}
+	if (TF2) {
+		//g_IMoveHelper = *(reinterpret_cast<IMoveHelper**>(gSignatures.GetClientSignature("? ? ? ? 8B 10 89 04 24 FF 52 28 0F B7 CF 8B 10 89 4C 24 04 89 04 24 FF 52 1C 8B 13 89 1C 24 89 44 24 04 FF 92 74 05 00 00 8D 95 C8 FE FF FF C7 44 24 08 00 00 00 00")));
+	}
 	if (TF2) g_IInput = **(reinterpret_cast<IInput***>((uintptr_t)1 + gSignatures.GetClientSignature("A1 ? ? ? ? C6 05 ? ? ? ? 01 8B 10 89 04 24 FF 92 B4 00 00 00 A1 ? ? ? ? 8B 10")));
 	else if (TF2C) g_IInput = **(reinterpret_cast<IInput***>((uintptr_t)1 + gSignatures.GetClientSignature("A1 ? ? ? ? C6 05 ? ? ? ? 01 8B 10 89 04 24 FF 92 A8 00 00 00 A1 ? ? ? ? 8B 10")));
 	else if (HL2DM)  g_IInput = **(reinterpret_cast<IInput***>((uintptr_t)1 + gSignatures.GetClientSignature("A1 ? ? ? ? 8B 10 89 04 24 FF 52 78 A1 ? ? ? ? 8B 10")));

src/interfaces.h

@@ -47,6 +47,7 @@ class IVModelRender;
 class IVRenderView;
 class IMaterialSystemFixed;
 class IMaterialSystem;
+class IMoveHelperServer;
 
 extern ISteamClient* g_ISteamClient;
 extern ISteamFriends* g_ISteamFriends;
@@ -73,6 +74,7 @@ extern IMaterialSystemFixed* g_IMaterialSystem;
 extern IMaterialSystem* g_IMaterialSystemHL;
 extern IVModelRender* g_IVModelRender;
 extern IVRenderView* g_IVRenderView;
+extern IMoveHelperServer* g_IMoveHelperServer;
 
 template<typename T>
 T* BruteforceInterface(std::string name, sharedobj::SharedObject* object, int start = 0);

src/sdk.h

@@ -51,10 +51,12 @@
 #include <steam/steam_api.h>
 #include <vgui/Cursor.h>
 #include <engine/ivdebugoverlay.h>
+#include <iprediction.h>
 
 #include "sdk/in_buttons.h"
 #include "sdk/imaterialsystemfixed.h"
 #include "sdk/ScreenSpaceEffects.h"
 #include "sdk/iinput.h"
+#include "sdk/igamemovement.h"
 
 #endif /* SDK_H_ */

src/sdk/igamemovement.h

@@ -0,0 +1,131 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+// $NoKeywords: $
+//=============================================================================//
+
+#if !defined( IGAMEMOVEMENT_H )
+#define IGAMEMOVEMENT_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+class CBasePlayer;
+
+#include "mathlib/vector.h"
+#include "interface.h"
+//#include "imovehelper.h"
+#include "const.h"
+
+//-----------------------------------------------------------------------------
+// Name of the class implementing the game movement.
+//-----------------------------------------------------------------------------
+
+#define INTERFACENAME_GAMEMOVEMENT	"GameMovement001"
+
+//-----------------------------------------------------------------------------
+// Forward declarations.
+//-----------------------------------------------------------------------------
+
+class IMoveHelper;
+
+//-----------------------------------------------------------------------------
+// Purpose: Encapsulated input parameters to player movement.
+//-----------------------------------------------------------------------------
+
+class CMoveData
+{
+public:
+	bool			m_bFirstRunOfFunctions : 1;
+	bool			m_bGameCodeMovedPlayer : 1;
+
+	CBaseHandle	m_nPlayerHandle;	// edict index on server, client entity handle on client
+
+	int				m_nImpulseCommand;	// Impulse command issued.
+	QAngle			m_vecViewAngles;	// Command view angles (local space)
+	QAngle			m_vecAbsViewAngles;	// Command view angles (world space)
+	int				m_nButtons;			// Attack buttons.
+	int				m_nOldButtons;		// From host_client->oldbuttons;
+	float			m_flForwardMove;
+	float			m_flSideMove;
+	float			m_flUpMove;
+	
+	float			m_flMaxSpeed;
+	float			m_flClientMaxSpeed;
+
+	// Variables from the player edict (sv_player) or entvars on the client.
+	// These are copied in here before calling and copied out after calling.
+	Vector			m_vecVelocity;		// edict::velocity		// Current movement direction.
+	QAngle			m_vecAngles;		// edict::angles
+	QAngle			m_vecOldAngles;
+	
+// Output only
+	float			m_outStepHeight;	// how much you climbed this move
+	Vector			m_outWishVel;		// This is where you tried 
+	Vector			m_outJumpVel;		// This is your jump velocity
+
+	// Movement constraints	(radius 0 means no constraint)
+	Vector			m_vecConstraintCenter;
+	float			m_flConstraintRadius;
+	float			m_flConstraintWidth;
+	float			m_flConstraintSpeedFactor;
+
+	void			SetAbsOrigin( const Vector &vec );
+	const Vector	&GetAbsOrigin() const;
+
+private:
+	Vector			m_vecAbsOrigin;		// edict::origin
+};
+
+inline const Vector &CMoveData::GetAbsOrigin() const
+{
+	return m_vecAbsOrigin;
+}
+
+#if !defined( CLIENT_DLL ) && defined( _DEBUG )
+// We only ever want this code path on the server side in a debug build
+//  and you have to uncomment the code below and rebuild to have the test operate.
+//#define PLAYER_GETTING_STUCK_TESTING
+
+#endif
+
+#if !defined( PLAYER_GETTING_STUCK_TESTING )
+
+// This is implemented with a more exhaustive test in gamemovement.cpp.  We check if the origin being requested is
+//  inside solid, which it never should be
+inline void CMoveData::SetAbsOrigin( const Vector &vec )
+{
+	m_vecAbsOrigin = vec;
+}
+
+#endif
+
+
+//-----------------------------------------------------------------------------
+// Purpose: The basic player movement interface
+//-----------------------------------------------------------------------------
+
+abstract_class IGameMovement
+{
+public:
+	virtual			~IGameMovement( void ) {}
+	
+	// Process the current movement command
+	virtual void	ProcessMovement( CBasePlayer *pPlayer, CMoveData *pMove ) = 0;		
+	virtual void	StartTrackPredictionErrors( CBasePlayer *pPlayer ) = 0;
+	virtual void	FinishTrackPredictionErrors( CBasePlayer *pPlayer ) = 0;
+	virtual void	DiffPrint( PRINTF_FORMAT_STRING char const *fmt, ... ) = 0;
+
+	// Allows other parts of the engine to find out the normal and ducked player bbox sizes
+	virtual Vector	GetPlayerMins( bool ducked ) const = 0;
+	virtual Vector	GetPlayerMaxs( bool ducked ) const = 0;
+	virtual Vector  GetPlayerViewOffset( bool ducked ) const = 0;
+
+};
+
+
+#endif // IGAMEMOVEMENT_H