utils: mdldec: fix wrong conditions.

Do not enable what can't be enabled in current protocol.

common/enginefeatures.h

@@ -27,4 +27,16 @@ GNU General Public License for more details.
 #define ENGINE_COMPUTE_STUDIO_LERP	(1<<7)	// enable MOVETYPE_STEP lerping back in engine
 #define ENGINE_LINEAR_GAMMA_SPACE	(1<<8)	// disable influence of gamma/brightness cvars to textures/lightmaps, for mods with custom renderer
 
+// adjust the mask when features will be added or removed
+#define ENGINE_FEATURES_MASK      \
+	( ENGINE_WRITE_LARGE_COORD    \
+	| ENGINE_QUAKE_COMPATIBLE     \
+	| ENGINE_LOAD_DELUXEDATA      \
+	| ENGINE_PHYSICS_PUSHER_EXT   \
+	| ENGINE_LARGE_LIGHTMAPS      \
+	| ENGINE_COMPENSATE_QUAKE_BUG \
+	| ENGINE_IMPROVED_LINETRACE   \
+	| ENGINE_COMPUTE_STUDIO_LERP  \
+	| ENGINE_LINEAR_GAMMA_SPACE   )
+
 #endif//FEATURES_H

common/render_api.h

@@ -229,7 +229,7 @@ typedef struct render_api_s
 	void		(*R_Reserved0)( void );
 
 	// static allocations
-	void		*(*pfnMemAlloc)( size_t cb, const char *filename, const int fileline );
+	void		*(*pfnMemAlloc)( size_t cb, const char *filename, const int fileline ) ALLOC_CHECK( 1 );
 	void		(*pfnMemFree)( void *mem, const char *filename, const int fileline );
 
  	// engine utils (not related with render API but placed here)

common/xash3d_types.h

@@ -88,18 +88,21 @@ typedef uint64_t longtime_t;
 	#define _format(x) __attribute__((format(printf, x, x+1)))
 	#define NORETURN __attribute__((noreturn))
 	#define NONNULL __attribute__((nonnull))
+	#define ALLOC_CHECK(x) __attribute__((alloc_size(x)))
 #elif defined(_MSC_VER)
 	#define EXPORT          __declspec( dllexport )
 	#define GAME_EXPORT
 	#define _format(x)
 	#define NORETURN
 	#define NONNULL
+	#define ALLOC_CHECK(x)
 #else
 	#define EXPORT
 	#define GAME_EXPORT
 	#define _format(x)
 	#define NORETURN
 	#define NONNULL
+	#define ALLOC_CHECK(x)
 #endif
 
 #if ( __GNUC__ >= 3 )
@@ -118,10 +121,15 @@ typedef uint64_t longtime_t;
 	#define likely(x)   (x)
 #endif
 
-#if defined( static_assert ) // C11 static_assert
-#define STATIC_ASSERT static_assert
+#if __STDC_VERSION >= 202311L || __cplusplus >= 201103L // C23 or C++ static_assert is a keyword
+	#define STATIC_ASSERT_ static_assert
+	#define STATIC_ASSERT  static_assert
+#elif __STDC_VERSION >= 201112L // in C11 it's _Static_assert
+	#define STATIC_ASSERT_ _Static_assert
+	#define STATIC_ASSERT  _Static_assert
 #else
-#define STATIC_ASSERT( x, y ) extern int _static_assert_##__LINE__[( x ) ? 1 : -1]
+	#define STATIC_ASSERT_( id, x, y ) extern int id[( x ) ? 1 : -1]
+	#define STATIC_ASSERT( x, y )      STATIC_ASSERT_( static_assert_##__LINE__, x, y )
 #endif
 
 #ifdef XASH_BIG_ENDIAN

engine/client/cl_demo.c

@@ -372,7 +372,7 @@ void CL_WriteDemoHeader( const char *name )
 	demo.header.id = IDEMOHEADER;
 	demo.header.dem_protocol = DEMO_PROTOCOL;
 	demo.header.net_protocol = cls.legacymode ? PROTOCOL_LEGACY_VERSION : PROTOCOL_VERSION;
-	demo.header.host_fps = bound( MIN_FPS, host_maxfps.value, MAX_FPS );
+	demo.header.host_fps = host_maxfps.value ? bound( MIN_FPS, host_maxfps.value, MAX_FPS ) : MAX_FPS;
 	Q_strncpy( demo.header.mapname, clgame.mapname, sizeof( demo.header.mapname ));
 	Q_strncpy( demo.header.comment, clgame.maptitle, sizeof( demo.header.comment ));
 	Q_strncpy( demo.header.gamedir, FS_Gamedir(), sizeof( demo.header.gamedir ));

engine/client/cl_game.c

@@ -1109,12 +1109,12 @@ void CL_InitEdicts( int maxclients )
 		clgame.remap_info = (remap_info_t **)Mem_Calloc( clgame.mempool, sizeof( remap_info_t* ) * clgame.maxRemapInfos );
 	}
 
-	ref.dllFuncs.R_ProcessEntData( true );
+	ref.dllFuncs.R_ProcessEntData( true, clgame.entities, clgame.maxEntities );
 }
 
 void CL_FreeEdicts( void )
 {
-	ref.dllFuncs.R_ProcessEntData( false );
+	ref.dllFuncs.R_ProcessEntData( false, NULL, 0 );
 
 	if( clgame.entities )
 		Mem_Free( clgame.entities );
@@ -1235,11 +1235,7 @@ static model_t *CL_LoadSpriteModel( const char *filename, uint type, uint texFla
 {
 	char	name[MAX_QPATH];
 	model_t	*mod;
-	int	i;
-
-	// use high indices for client sprites
-	// for GoldSrc bug-compatibility
-	const int start = type != SPR_HUDSPRITE ? MAX_CLIENT_SPRITES / 2 : 0;
+	int	i, start;
 
 	if( !COM_CheckString( filename ))
 	{
@@ -1250,7 +1246,7 @@ static model_t *CL_LoadSpriteModel( const char *filename, uint type, uint texFla
 	Q_strncpy( name, filename, sizeof( name ));
 	COM_FixSlashes( name );
 
-	for( i = 0, mod = clgame.sprites + start; i < MAX_CLIENT_SPRITES / 2; i++, mod++ )
+	for( i = 0, mod = clgame.sprites; i < MAX_CLIENT_SPRITES; i++, mod++ )
 	{
 		if( !Q_stricmp( mod->name, name ))
 		{
@@ -1267,8 +1263,15 @@ static model_t *CL_LoadSpriteModel( const char *filename, uint type, uint texFla
 	}
 
 	// find a free model slot spot
-	for( i = 0, mod = clgame.sprites + start; i < MAX_CLIENT_SPRITES / 2; i++, mod++ )
-		if( !mod->name[0] ) break; // this is a valid spot
+	// use low indices only for HUD sprites
+	// for GoldSrc bug compatibility
+	start = type == SPR_HUDSPRITE ? 0 : MAX_CLIENT_SPRITES / 2;
+
+	for( i = 0, mod = &clgame.sprites[start]; i < MAX_CLIENT_SPRITES / 2; i++, mod++ )
+	{
+		if( !mod->name[0] )
+			break; // this is a valid spot
+	}
 
 	if( i == MAX_CLIENT_SPRITES / 2 )
 	{

engine/client/cl_main.c

@@ -87,6 +87,7 @@ static CVAR_DEFINE_AUTO( model, "", FCVAR_USERINFO|FCVAR_ARCHIVE|FCVAR_FILTERABL
 static CVAR_DEFINE_AUTO( topcolor, "0", FCVAR_USERINFO|FCVAR_ARCHIVE|FCVAR_FILTERABLE, "player top color" );
 static CVAR_DEFINE_AUTO( bottomcolor, "0", FCVAR_USERINFO|FCVAR_ARCHIVE|FCVAR_FILTERABLE, "player bottom color" );
 CVAR_DEFINE_AUTO( rate, "3500", FCVAR_USERINFO|FCVAR_ARCHIVE|FCVAR_FILTERABLE, "player network rate" );
+static CVAR_DEFINE_AUTO( cl_maxframetime, "0", 0, "set deadline timer for client rendering to catch freezes" );
 
 client_t		cl;
 client_static_t	cls;
@@ -2917,6 +2918,7 @@ void CL_InitLocal( void )
 	Cvar_RegisterVariable( &cl_showevents );
 	Cvar_Get( "lastdemo", "", FCVAR_ARCHIVE, "last played demo" );
 	Cvar_RegisterVariable( &ui_renderworld );
+	Cvar_RegisterVariable( &cl_maxframetime );
 
 	// these two added to shut up CS 1.5 about 'unknown' commands
 	Cvar_Get( "lightgamma", "1", FCVAR_ARCHIVE, "ambient lighting level (legacy, unused)" );
@@ -3057,6 +3059,8 @@ void Host_ClientFrame( void )
 {
 	// if client is not active, do nothing
 	if( !cls.initialized ) return;
+	if( cls.key_dest == key_game && cls.state == ca_active && !Con_Visible() )
+		Platform_SetTimer( cl_maxframetime.value );
 
 	// if running the server remotely, send intentions now after
 	// the incoming messages have been read

engine/client/cl_parse.c

@@ -904,6 +904,10 @@ void CL_ParseServerData( sizebuf_t *msg, qboolean legacy )
 	background = MSG_ReadOneBit( msg );
 	Q_strncpy( gamefolder, MSG_ReadString( msg ), sizeof( gamefolder ));
 	host.features = (uint)MSG_ReadLong( msg );
+	host.features &= legacy ? ENGINE_LEGACY_FEATURES_MASK : ENGINE_FEATURES_MASK;
+
+	if( !Host_IsLocalGame( ))
+		Host_PrintEngineFeatures( host.features );
 
 	if( !legacy )
 	{

engine/client/cl_remap.c

@@ -78,7 +78,7 @@ CL_CreateRawTextureFromPixels
 Convert texture_t struct into mstudiotexture_t prototype
 ====================
 */
-byte *CL_CreateRawTextureFromPixels( texture_t *tx, size_t *size, int topcolor, int bottomcolor )
+static byte *CL_CreateRawTextureFromPixels( texture_t *tx, size_t *size, int topcolor, int bottomcolor )
 {
 	static mstudiotexture_t	pin;
 	byte			*pal;
@@ -111,7 +111,7 @@ CL_DuplicateTexture
 Dupliacte texture with remap pixels
 ====================
 */
-void CL_DuplicateTexture( cl_entity_t *entity, model_t *model, mstudiotexture_t *ptexture, int topcolor, int bottomcolor )
+static void CL_DuplicateTexture( cl_entity_t *entity, model_t *model, mstudiotexture_t *ptexture, int topcolor, int bottomcolor )
 {
 	const char *name;
 	texture_t		*tx = NULL;
@@ -154,7 +154,7 @@ CL_UpdateStudioTexture
 Update texture top and bottom colors
 ====================
 */
-void CL_UpdateStudioTexture( cl_entity_t *entity, mstudiotexture_t *ptexture, int topcolor, int bottomcolor )
+static void CL_UpdateStudioTexture( cl_entity_t *entity, mstudiotexture_t *ptexture, int topcolor, int bottomcolor )
 {
 	rgbdata_t		*pic;
 	texture_t		*tx = NULL;
@@ -215,7 +215,7 @@ CL_UpdateAliasTexture
 Update texture top and bottom colors
 ====================
 */
-void CL_UpdateAliasTexture( cl_entity_t *entity, unsigned short *texture, int skinnum, int topcolor, int bottomcolor )
+static void CL_UpdateAliasTexture( cl_entity_t *entity, unsigned short *texture, int skinnum, int topcolor, int bottomcolor )
 {
 	char	texname[MAX_QPATH];
 	rgbdata_t	skin, *pic;
@@ -247,6 +247,68 @@ void CL_UpdateAliasTexture( cl_entity_t *entity, unsigned short *texture, int sk
 	ref.dllFuncs.GL_ProcessTexture( *texture, -1.0f, topcolor, bottomcolor );
 }
 
+/*
+====================
+CL_FreeRemapInfo
+
+Release remap info per entity
+====================
+*/
+static void CL_FreeRemapInfo( remap_info_t *info )
+{
+	int	i;
+
+	Assert( info != NULL );
+
+	// release all colormap texture copies
+	for( i = 0; i < info->numtextures; i++ )
+	{
+		if( info->ptexture != NULL )
+		{
+			if( FBitSet( info->ptexture[i].flags, STUDIO_NF_COLORMAP ))
+				ref.dllFuncs.GL_FreeTexture( info->ptexture[i].index );
+		}
+
+		if( info->textures[i] != 0 )
+			ref.dllFuncs.GL_FreeTexture( info->textures[i] );
+	}
+
+	Mem_Free( info ); // release struct
+}
+
+/*
+====================
+CL_UpdateRemapInfo
+
+Update all remaps per entity
+====================
+*/
+static void CL_UpdateRemapInfo( cl_entity_t *entity, int topcolor, int bottomcolor )
+{
+	remap_info_t	*info;
+	int		i;
+
+	i = ( entity == &clgame.viewent ) ? clgame.maxEntities : entity->curstate.number;
+	info = clgame.remap_info[i];
+	if( !info ) return; // no remap info
+
+	if( info->topcolor == topcolor && info->bottomcolor == bottomcolor )
+		return; // values is valid
+
+	for( i = 0; i < info->numtextures; i++ )
+	{
+		if( info->ptexture != NULL )
+		{
+			if( FBitSet( info->ptexture[i].flags, STUDIO_NF_COLORMAP ))
+				CL_UpdateStudioTexture( entity, &info->ptexture[i], topcolor, bottomcolor );
+		}
+		else CL_UpdateAliasTexture( entity, &info->textures[i], i, topcolor, bottomcolor );
+	}
+
+	info->topcolor = topcolor;
+	info->bottomcolor = bottomcolor;
+}
+
 /*
 ====================
 CL_AllocRemapInfo
@@ -255,7 +317,7 @@ Allocate new remap info per entity
 and make copy of remap textures
 ====================
 */
-void CL_AllocRemapInfo( cl_entity_t *entity, model_t *model, int topcolor, int bottomcolor )
+static void CL_AllocRemapInfo( cl_entity_t *entity, model_t *model, int topcolor, int bottomcolor )
 {
 	remap_info_t	*info;
 	studiohdr_t	*phdr;
@@ -362,68 +424,6 @@ void CL_AllocRemapInfo( cl_entity_t *entity, model_t *model, int topcolor, int b
 	info->model = model;
 }
 
-/*
-====================
-CL_UpdateRemapInfo
-
-Update all remaps per entity
-====================
-*/
-void CL_UpdateRemapInfo( cl_entity_t *entity, int topcolor, int bottomcolor )
-{
-	remap_info_t	*info;
-	int		i;
-
-	i = ( entity == &clgame.viewent ) ? clgame.maxEntities : entity->curstate.number;
-	info = clgame.remap_info[i];
-	if( !info ) return; // no remap info
-
-	if( info->topcolor == topcolor && info->bottomcolor == bottomcolor )
-		return; // values is valid
-
-	for( i = 0; i < info->numtextures; i++ )
-	{
-		if( info->ptexture != NULL )
-		{
-			if( FBitSet( info->ptexture[i].flags, STUDIO_NF_COLORMAP ))
-				CL_UpdateStudioTexture( entity, &info->ptexture[i], topcolor, bottomcolor );
-		}
-		else CL_UpdateAliasTexture( entity, &info->textures[i], i, topcolor, bottomcolor );
-	}
-
-	info->topcolor = topcolor;
-	info->bottomcolor = bottomcolor;
-}
-
-/*
-====================
-CL_FreeRemapInfo
-
-Release remap info per entity
-====================
-*/
-void CL_FreeRemapInfo( remap_info_t *info )
-{
-	int	i;
-
-	Assert( info != NULL );
-
-	// release all colormap texture copies
-	for( i = 0; i < info->numtextures; i++ )
-	{
-		if( info->ptexture != NULL )
-		{
-			if( FBitSet( info->ptexture[i].flags, STUDIO_NF_COLORMAP ))
-				ref.dllFuncs.GL_FreeTexture( info->ptexture[i].index );
-		}
-
-		if( info->textures[i] != 0 )
-			ref.dllFuncs.GL_FreeTexture( info->textures[i] );
-	}
-
-	Mem_Free( info ); // release struct
-}
-
 /*
 ====================
 CL_ClearAllRemaps
@@ -446,3 +446,21 @@ void CL_ClearAllRemaps( void )
 	}
 	clgame.remap_info = NULL;
 }
+
+/*
+=============
+CL_EntitySetRemapColors
+=============
+*/
+qboolean CL_EntitySetRemapColors( cl_entity_t *e, model_t *mod, int top, int bottom )
+{
+	CL_AllocRemapInfo( e, mod, top, bottom );
+
+	if( CL_GetRemapInfoForEntity( e ))
+	{
+		CL_UpdateRemapInfo( e, top, bottom );
+		return true;
+	}
+
+	return false;
+}

engine/client/cl_render.c

@@ -207,6 +207,8 @@ intptr_t CL_RenderGetParm( const int parm, const int arg, const qboolean checkRe
 			return pfnNumberOfEntities();
 		case PARM_NUMMODELS:
 			return cl.nummodels;
+		case PARM_WORLD_VERSION:
+			return world.version;
 		}
 	}
 	return 0;

engine/client/cl_tent.c

@@ -2665,7 +2665,7 @@ void CL_UpdateFlashlight( cl_entity_t *ent )
 	// update flashlight endpos
 	dl = CL_AllocDlight( ent->index );
 #if 1
-	hit = CL_GetEntityByIndex( clgame.pmove->visents[trace.ent].info );
+	hit = CL_GetEntityByIndex( clgame.pmove->physents[trace.ent].info );
 	if( hit && hit->model && ( hit->model->type == mod_alias || hit->model->type == mod_studio ))
 		VectorCopy( hit->origin, dl->origin );
 	else VectorCopy( trace.endpos, dl->origin );

engine/client/cl_view.c

@@ -549,5 +549,6 @@ void V_PostRender( void )
 
 	SCR_MakeScreenShot();
 	ref.dllFuncs.R_AllowFog( true );
+	Platform_SetTimer( 0.0f );
 	ref.dllFuncs.R_EndFrame();
 }

engine/client/client.h

@@ -996,9 +996,7 @@ void CL_EmitEntities( void );
 // cl_remap.c
 //
 remap_info_t *CL_GetRemapInfoForEntity( cl_entity_t *e );
-void CL_AllocRemapInfo( cl_entity_t *entity, model_t *model, int topcolor, int bottomcolor );
-void CL_FreeRemapInfo( remap_info_t *info );
-void CL_UpdateRemapInfo( cl_entity_t *ent, int topcolor, int bottomcolor );
+qboolean CL_EntitySetRemapColors( cl_entity_t *e, model_t *mod, int top, int bottom );
 void CL_ClearAllRemaps( void );
 
 //

engine/client/ref_common.c

@@ -104,9 +104,9 @@ static void pfnGetPredictedOrigin( vec3_t v )
 	VectorCopy( cl.simorg, v );
 }
 
-static color24 *pfnCL_GetPaletteColor( int color ) // clgame.palette[color]
+static color24 *pfnCL_GetPaletteColor( void ) // clgame.palette[color]
 {
-	return &clgame.palette[color];
+	return clgame.palette;
 }
 
 static void pfnCL_GetScreenInfo( int *width, int *height ) // clgame.scrInfo, ptrs may be NULL
@@ -158,11 +158,6 @@ static int pfnGetStudioModelInterface( int version, struct r_studio_interface_s
 		0;
 }
 
-static poolhandle_t pfnImage_GetPool( void )
-{
-	return host.imagepool;
-}
-
 static const bpc_desc_t *pfnImage_GetPFDesc( int idx )
 {
 	return &PFDesc[idx];
@@ -212,6 +207,11 @@ static qboolean R_Init_Video_( const int type )
 	return R_Init_Video( type );
 }
 
+static model_t **pfnGetModels( void )
+{
+	return cl.models;
+}
+
 static ref_api_t gEngfuncs =
 {
 	pfnEngineGetParm,
@@ -246,9 +246,7 @@ static ref_api_t gEngfuncs =
 	Con_DrawString,
 	CL_DrawCenterPrint,
 
-	CL_GetLocalPlayer,
 	CL_GetViewModel,
-	CL_GetEntityByIndex,
 	R_BeamGetEntity,
 	CL_GetWaterEntity,
 	CL_AddVisibleEntity,
@@ -272,12 +270,10 @@ static ref_api_t gEngfuncs =
 
 	Mod_ForName,
 	pfnMod_Extradata,
-	CL_ModelHandle,
+	pfnGetModels,
 
+	CL_EntitySetRemapColors,
 	CL_GetRemapInfoForEntity,
-	CL_AllocRemapInfo,
-	CL_FreeRemapInfo,
-	CL_UpdateRemapInfo,
 
 	CL_ExtraUpdate,
 	Host_Error,
@@ -285,7 +281,6 @@ static ref_api_t gEngfuncs =
 	COM_RandomFloat,
 	COM_RandomLong,
 	pfnRefGetScreenFade,
-	CL_TextMessageGet,
 	pfnGetPredictedOrigin,
 	pfnCL_GetPaletteColor,
 	pfnCL_GetScreenInfo,
@@ -349,7 +344,6 @@ static ref_api_t gEngfuncs =
 	FS_CopyImage,
 	FS_FreeImage,
 	Image_SetMDLPointer,
-	pfnImage_GetPool,
 	pfnImage_GetPFDesc,
 
 	pfnDrawNormalTriangles,
@@ -431,7 +425,7 @@ static qboolean R_LoadProgs( const char *name )
 	// make local copy of engfuncs to prevent overwrite it with user dll
 	memcpy( &gpEngfuncs, &gEngfuncs, sizeof( gpEngfuncs ));
 
-	if( !GetRefAPI( REF_API_VERSION, &ref.dllFuncs, &gpEngfuncs, &refState ))
+	if( GetRefAPI( REF_API_VERSION, &ref.dllFuncs, &gpEngfuncs, &refState ) != REF_API_VERSION )
 	{
 		COM_FreeLibrary( ref.hInstance );
 		Con_Reportf( "R_LoadProgs: can't init renderer API: wrong version\n" );

engine/common/common.h

@@ -422,8 +422,8 @@ void Cmd_Escape( char *newCommand, const char *oldCommand, int len );
 // zone.c
 //
 void Memory_Init( void );
-void *_Mem_Realloc( poolhandle_t poolptr, void *memptr, size_t size, qboolean clear, const char *filename, int fileline );
-void *_Mem_Alloc( poolhandle_t poolptr, size_t size, qboolean clear, const char *filename, int fileline );
+void *_Mem_Realloc( poolhandle_t poolptr, void *memptr, size_t size, qboolean clear, const char *filename, int fileline ) ALLOC_CHECK( 3 );
+void *_Mem_Alloc( poolhandle_t poolptr, size_t size, qboolean clear, const char *filename, int fileline ) ALLOC_CHECK( 2 );
 poolhandle_t _Mem_AllocPool( const char *name, const char *filename, int fileline );
 void _Mem_FreePool( poolhandle_t *poolptr, const char *filename, int fileline );
 void _Mem_EmptyPool( poolhandle_t poolptr, const char *filename, int fileline );
@@ -552,7 +552,7 @@ qboolean Host_IsLocalGame( void );
 qboolean Host_IsLocalClient( void );
 void Host_ShutdownServer( void );
 void Host_Error( const char *error, ... ) _format( 1 );
-void Host_PrintEngineFeatures( void );
+void Host_PrintEngineFeatures( int features );
 void Host_Frame( float time );
 void Host_InitDecals( void );
 void Host_Credits( void );
@@ -793,7 +793,7 @@ void VID_Init( void );
 void UI_SetActiveMenu( qboolean fActive );
 void UI_ShowConnectionWarning( void );
 void Cmd_Null_f( void );
-void Rcon_Print( const char *pMsg );
+void Rcon_Print( host_redirect_t *rd, const char *pMsg );
 qboolean COM_ParseVector( char **pfile, float *v, size_t size );
 void COM_NormalizeAngles( vec3_t angles );
 int COM_FileSize( const char *filename );

engine/common/crashhandler.c

@@ -490,7 +490,7 @@ static void Sys_Crash( int signal, siginfo_t *si, void *context)
 #ifdef XASH_SDL
 	SDL_SetWindowGrab( host.hWnd, SDL_FALSE );
 #endif
-	MSGBOX( message );
+	Platform_MessageBox( "Xash Error", message, false );
 
 	// log saved, now we can try to save configs and close log correctly, it may crash
 	if( host.type == HOST_NORMAL )

engine/common/host.c

@@ -52,7 +52,7 @@ struct tests_stats_s tests_stats;
 #endif
 
 CVAR_DEFINE( host_developer, "developer", "0", FCVAR_FILTERABLE, "engine is in development-mode" );
-CVAR_DEFINE_AUTO( sys_timescale, "1.0", FCVAR_CHEAT|FCVAR_FILTERABLE, "scale frame time" );
+CVAR_DEFINE_AUTO( sys_timescale, "1.0", FCVAR_FILTERABLE, "scale frame time" );
 CVAR_DEFINE_AUTO( sys_ticrate, "100", 0, "framerate in dedicated mode" );
 
 static CVAR_DEFINE_AUTO( host_serverstate, "0", FCVAR_READ_ONLY, "displays current server state" );
@@ -62,6 +62,7 @@ CVAR_DEFINE_AUTO( host_limitlocal, "0", 0, "apply cl_cmdrate and rate to loopbac
 CVAR_DEFINE( host_maxfps, "fps_max", "72", FCVAR_ARCHIVE|FCVAR_FILTERABLE, "host fps upper limit" );
 static CVAR_DEFINE_AUTO( host_framerate, "0", FCVAR_FILTERABLE, "locks frame timing to this value in seconds" );
 static CVAR_DEFINE( host_sleeptime, "sleeptime", "1", FCVAR_ARCHIVE|FCVAR_FILTERABLE, "milliseconds to sleep for each frame. higher values reduce fps accuracy" );
+static CVAR_DEFINE_AUTO( host_sleeptime_debug, "0", 0, "print sleeps between frames" );
 CVAR_DEFINE( con_gamemaps, "con_mapfilter", "1", FCVAR_ARCHIVE, "when true show only maps in game folder" );
 
 void Sys_PrintUsage( void )
@@ -189,22 +190,27 @@ void Host_ShutdownServer( void )
 Host_PrintEngineFeatures
 ================
 */
-void Host_PrintEngineFeatures( void )
+void Host_PrintEngineFeatures( int features )
 {
-	if( FBitSet( host.features, ENGINE_WRITE_LARGE_COORD ))
-		Con_Reportf( "^3EXT:^7 big world support enabled\n" );
+	const char *features_str[] =
+	{
+		"Big World Support",
+		"Quake Compatibility",
+		"Deluxemap Support",
+		"Improved MOVETYPE_PUSH",
+		"Large Lightmaps",
+		"Stupid Quake Bug Compensation",
+		"Improved Trace Line",
+		"Studio MOVETYPE_STEP Lerping",
+		"Linear Gamma Space"
+	};
+	int i;
 
-	if( FBitSet( host.features, ENGINE_LOAD_DELUXEDATA ))
-		Con_Reportf( "^3EXT:^7 deluxemap support enabled\n" );
-
-	if( FBitSet( host.features, ENGINE_PHYSICS_PUSHER_EXT ))
-		Con_Reportf( "^3EXT:^7 Improved MOVETYPE_PUSH is used\n" );
-
-	if( FBitSet( host.features, ENGINE_LARGE_LIGHTMAPS ))
-		Con_Reportf( "^3EXT:^7 Large lightmaps enabled\n" );
-
-	if( FBitSet( host.features, ENGINE_COMPENSATE_QUAKE_BUG ))
-		Con_Reportf( "^3EXT:^7 Compensate quake bug enabled\n" );
+	for( i = 0; i < ARRAYSIZE( features_str ); i++ )
+	{
+		if( FBitSet( features, BIT( i )))
+			Con_Reportf( "^3EXT:^7 %s is enabled\n", features_str[i] );
+	}
 }
 
 /*
@@ -618,6 +624,84 @@ double Host_CalcFPS( void )
 	return fps;
 }
 
+static qboolean Host_Autosleep( double dt, double scale )
+{
+	double targetframetime, fps;
+	int sleep;
+
+	fps = Host_CalcFPS();
+
+	if( fps <= 0 )
+		return true;
+
+	// limit fps to withing tolerable range
+	fps = bound( MIN_FPS, fps, MAX_FPS );
+
+	if( Host_IsDedicated( ))
+		targetframetime = ( 1.0 / ( fps + 1.0 ));
+	else targetframetime = ( 1.0 / fps );
+
+	sleep = Host_CalcSleep();
+	if( sleep == 0 ) // no sleeps between frames, much simpler code
+	{
+		if( dt < targetframetime * scale )
+			return false;
+	}
+	else
+	{
+		static double timewindow; // allocate a time window for sleeps
+		static int counter; // for debug
+		static double realsleeptime;
+		const double sleeptime = sleep * 0.001;
+
+		if( dt < targetframetime * scale )
+		{
+			// if we have allocated time window, try to sleep
+			if( timewindow > realsleeptime )
+			{
+				// Sys_Sleep isn't guaranteed to sleep an exact amount of milliseconds
+				// so we measure the real sleep time and use it to decrease the window
+				double t1 = Sys_DoubleTime(), t2;
+				Sys_Sleep( sleep ); // in msec!
+				t2 = Sys_DoubleTime();
+				realsleeptime = t2 - t1;
+
+				timewindow -= realsleeptime;
+
+				if( host_sleeptime_debug.value )
+				{
+					counter++;
+
+					Con_NPrintf( counter, "%d: %.4f %.4f", counter, timewindow, realsleeptime );
+				}
+			}
+
+			return false;
+		}
+
+		// if we exhausted this time window, allocate a new one after new frame
+		if( timewindow <= realsleeptime )
+		{
+			double targetsleeptime = targetframetime - host.pureframetime * 2;
+
+			if( targetsleeptime > 0 )
+				timewindow = targetsleeptime;
+			else timewindow = 0;
+
+			realsleeptime = sleeptime; // reset in case CPU was too busy
+
+			if( host_sleeptime_debug.value )
+			{
+				counter = 0;
+
+				Con_NPrintf( 0, "tgt = %.4f, pft = %.4f, wnd = %.4f", targetframetime, host.pureframetime, timewindow );
+			}
+		}
+	}
+
+	return true;
+}
+
 /*
 ===================
 Host_FilterTime
@@ -628,55 +712,15 @@ Returns false if the time is too short to run a frame
 qboolean Host_FilterTime( float time )
 {
 	static double	oldtime;
-	double fps, scale = sys_timescale.value;
+	double dt;
+	double scale = sys_timescale.value;
 
 	host.realtime += time * scale;
-	fps = Host_CalcFPS();
+	dt = host.realtime - oldtime;
 
 	// clamp the fps in multiplayer games
-	if( fps != 0.0 )
-	{
-		static int sleeps;
-		double targetframetime;
-		int sleeptime = Host_CalcSleep();
-
-		// limit fps to withing tolerable range
-		fps = bound( MIN_FPS, fps, MAX_FPS );
-
-		if( Host_IsDedicated( ))
-			targetframetime = ( 1.0 / ( fps + 1.0 ));
-		else targetframetime = ( 1.0 / fps );
-
-		if(( host.realtime - oldtime ) < targetframetime * scale )
-		{
-			if( sleeptime > 0 && sleeps > 0 )
-			{
-				Sys_Sleep( sleeptime );
-				sleeps--;
-			}
-
-			return false;
-		}
-
-		if( sleeptime > 0 && sleeps <= 0 )
-		{
-			if( host.status == HOST_FRAME )
-			{
-				// give few sleeps this frame with small margin
-				double targetsleeptime = targetframetime - host.pureframetime * 2;
-
-				// don't sleep if we can't keep up with the framerate
-				if( targetsleeptime > 0 )
-					sleeps = targetsleeptime / ( sleeptime * 0.001 );
-				else sleeps = 0;
-			}
-			else
-			{
-				// always sleep at least once in minimized/nofocus state
-				sleeps = 1;
-			}
-		}
-	}
+	if( !Host_Autosleep( dt, scale ))
+		return false;
 
 	host.frametime = host.realtime - oldtime;
 	host.realframetime = bound( MIN_FRAMETIME, host.frametime, MAX_FRAMETIME );
@@ -756,7 +800,7 @@ void GAME_EXPORT Host_Error( const char *error, ... )
 			Key_SetKeyDest( key_console );
 			Con_Printf( "Host_Error: %s", hosterror1 );
 		}
-		else MSGBOX2( hosterror1 );
+		else Platform_MessageBox( "Host Error", hosterror1, true );
 	}
 
 	// host is shutting down. don't invoke infinite loop
@@ -1181,6 +1225,7 @@ int EXPORT Host_Main( int argc, char **argv, const char *progname, int bChangeGa
 	Cvar_RegisterVariable( &host_maxfps );
 	Cvar_RegisterVariable( &host_framerate );
 	Cvar_RegisterVariable( &host_sleeptime );
+	Cvar_RegisterVariable( &host_sleeptime_debug );
 	Cvar_RegisterVariable( &host_gameloaded );
 	Cvar_RegisterVariable( &host_clientloaded );
 	Cvar_RegisterVariable( &host_limitlocal );

engine/common/imagelib/img_ktx2.c

@@ -87,6 +87,12 @@ static qboolean Image_KTX2Parse( const ktx2_header_t *header, const byte *buffer
 		return false;
 	}
 
+	if( header->levelCount == 0 )
+	{
+		Con_DPrintf( S_ERROR "%s: file has no mip levels\n", __FUNCTION__ );
+		return false;
+	}
+
 	if( header->pixelDepth > 1 )
 	{
 		Con_DPrintf( S_ERROR "%s: unsupported KTX2 pixelDepth %d\n", __FUNCTION__, header->pixelDepth );

engine/common/mod_bmodel.c

@@ -2998,6 +2998,7 @@ static qboolean Mod_LoadBmodelLumps( model_t *mod, const byte *mod_base, qboolea
 
 	if( isworld )
 	{
+		world.version = bmod->version;
 #if !XASH_DEDICATED
 		Mod_InitDebugHulls( mod );	// FIXME: build hulls for separate bmodels (shells, medkits etc)
 		world.deluxedata = bmod->deluxedata_out;	// deluxemap data pointer

engine/common/mod_local.h

@@ -113,6 +113,8 @@ typedef struct world_static_s
 	// tree visualization stuff
 	int		recursion_level;
 	int		max_recursion;
+
+	uint32_t version; // BSP version
 } world_static_t;
 
 #ifndef REF_DLL

engine/common/model.c

@@ -111,6 +111,7 @@ void Mod_FreeModel( model_t *mod )
 
 	if( mod->type == mod_brush && FBitSet( mod->flags, MODEL_WORLD ) )
 	{
+		world.version = 0;
 		world.shadowdata = NULL;
 		world.deluxedata = NULL;
 	}

engine/common/protocol.h

@@ -305,6 +305,14 @@ extern const char	*clc_strings[clc_lastmsg+1];
 #define MAX_LEGACY_EDICTS (1 << MAX_LEGACY_ENTITY_BITS) // 4096 edicts
 #define MIN_LEGACY_EDICTS 30
 
+// legacy engine features that can be implemented through currently supported features
+#define ENGINE_LEGACY_FEATURES_MASK   \
+	( ENGINE_WRITE_LARGE_COORD    \
+	| ENGINE_LOAD_DELUXEDATA      \
+	| ENGINE_LARGE_LIGHTMAPS      \
+	| ENGINE_COMPENSATE_QUAKE_BUG \
+	| ENGINE_COMPUTE_STUDIO_LERP  )
+
 // Master Server protocol
 #define MS_SCAN_REQUEST "1\xFF" "0.0.0.0:0\0" // TODO: implement IP filter
 

engine/common/system.c

@@ -402,7 +402,7 @@ void Sys_Warn( const char *format, ... )
 	Msg( "Sys_Warn: %s\n", text );
 
 	if( !Host_IsDedicated() ) // dedicated server should not hang on messagebox
-		MSGBOX(text);
+		Platform_MessageBox( "Xash Warning", text, false );
 }
 
 /*
@@ -446,8 +446,8 @@ void Sys_Error( const char *error, ... )
 #if XASH_WIN32
 		Wcon_ShowConsole( false );
 #endif
-		MSGBOX( text );
 		Sys_Print( text );
+		Platform_MessageBox( "Xash Error", text, false );
 	}
 	else
 	{
@@ -562,7 +562,7 @@ void Sys_Print( const char *pMsg )
 
 	Sys_PrintLog( pMsg );
 
-	Rcon_Print( pMsg );
+	Rcon_Print( &host.rd, pMsg );
 }
 
 /*

engine/common/system.h

@@ -30,9 +30,6 @@ extern "C" {
 #include "crtlib.h"
 #include "platform/platform.h"
 
-#define MSGBOX( x )	Platform_MessageBox( "Xash Error", (x), false )
-#define MSGBOX2( x )	Platform_MessageBox( "Host Error", (x), true )
-#define MSGBOX3( x )	Platform_MessageBox( "Host Recursive Error", (x), true )
 #define ASSERT( exp )	if(!( exp )) Sys_Error( "assert failed at %s:%i\n", __FILE__, __LINE__ )
 
 /*

engine/menu_int.h

@@ -143,7 +143,7 @@ typedef struct ui_enginefuncs_s
 	void	*(*pfnKeyGetState)( const char *name );			// for mlook, klook etc
 
 	// engine memory manager
-	void*	(*pfnMemAlloc)( size_t cb, const char *filename, const int fileline );
+	void*	(*pfnMemAlloc)( size_t cb, const char *filename, const int fileline ) ALLOC_CHECK( 1 );
 	void	(*pfnMemFree)( void *mem, const char *filename, const int fileline );
 
 	// collect info from engine

engine/physint.h

@@ -86,7 +86,7 @@ typedef struct server_physics_api_s
 	const byte	*(*pfnGetTextureData)( unsigned int texnum );
 
 	// static allocations
-	void		*(*pfnMemAlloc)( size_t cb, const char *filename, const int fileline );
+	void		*(*pfnMemAlloc)( size_t cb, const char *filename, const int fileline ) ALLOC_CHECK( 1 );
 	void		(*pfnMemFree)( void *mem, const char *filename, const int fileline );
 
 	// trace & contents

engine/platform/linux/sys_linux.c

@@ -13,10 +13,16 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 */
 
+#define _GNU_SOURCE
 #include <time.h>
 #include <stdlib.h>
 #include <fcntl.h>
 #include <dlfcn.h>
+#include <signal.h>
+#include <ucontext.h>
+#include <time.h>
+#include <unistd.h>
+#include <math.h>
 #include "platform/platform.h"
 
 static void *g_hsystemd;
@@ -103,3 +109,44 @@ void Linux_Shutdown( void )
 		g_hsystemd = NULL;
 	}
 }
+
+static void Linux_TimerHandler( int sig, siginfo_t *si, void *uc )
+{
+	timer_t  *tidp = si->si_value.sival_ptr;
+	int overrun = timer_getoverrun( *tidp );
+	Con_Printf( "Frame too long (overrun %d)!\n", overrun );
+}
+
+#define DEBUG_TIMER_SIGNAL SIGRTMIN
+
+void Linux_SetTimer( float tm )
+{
+	static timer_t timerid;
+
+	if( !timerid && tm )
+	{
+		struct sigevent    sev = { 0 };
+		struct sigaction   sa = { 0 };
+
+		sa.sa_flags = SA_SIGINFO;
+		sa.sa_sigaction = Linux_TimerHandler;
+		sigaction( DEBUG_TIMER_SIGNAL, &sa, NULL );
+		// this path availiable in POSIX, but may signal wrong thread...
+		// sev.sigev_notify = SIGEV_SIGNAL;
+		sev.sigev_notify = SIGEV_THREAD_ID;
+		sev._sigev_un._tid  = gettid();
+		sev.sigev_signo = DEBUG_TIMER_SIGNAL;
+		sev.sigev_value.sival_ptr = &timerid;
+		timer_create( CLOCK_REALTIME, &sev, &timerid );
+	}
+
+	if( timerid )
+	{
+		struct itimerspec  its = {0};
+		its.it_value.tv_sec = tm;
+		its.it_value.tv_nsec = 1000000000ULL * fmod( tm, 1.0f );
+		its.it_interval.tv_sec = 0;
+		its.it_interval.tv_nsec = 0;
+		timer_settime( timerid, 0, &its, NULL );
+	}
+}

engine/platform/platform.h

@@ -91,6 +91,7 @@ void DOS_Shutdown( void );
 #if XASH_LINUX
 void Linux_Init( void );
 void Linux_Shutdown( void );
+void Linux_SetTimer( float time );
 #endif
 
 static inline void Platform_Init( void )
@@ -181,6 +182,13 @@ void Platform_SetClipboardText( const char *buffer );
 #define SDL_VERSION_ATLEAST( x, y, z ) 0
 #endif
 
+static void Platform_SetTimer( float time )
+{
+#if XASH_LINUX
+	Linux_SetTimer( time );
+#endif
+}
+
 /*
 ==============================================================================
 

engine/ref_api.h

@@ -34,7 +34,11 @@ GNU General Public License for more details.
 // 2. FS functions are removed, instead we have full fs_api_t
 // 3. SlerpBones, CalcBonePosition/Quaternion calls were moved to libpublic/mathlib
 // 4. R_StudioEstimateFrame now has time argument
-#define REF_API_VERSION 4
+// 5. Removed GetSomethingByIndex calls, renderers are supposed to cache pointer values
+//    Removed previously unused calls
+//    Simplified remapping calls
+//    GetRefAPI is now expected to return REF_API_VERSION
+#define REF_API_VERSION 5
 
 
 #define TF_SKY		(TF_SKYSIDE|TF_NOMIPMAP)
@@ -257,6 +261,7 @@ typedef enum
 	PARM_LOCAL_GAME        = -11,
 	PARM_NUMENTITIES       = -12, // local game only
 	PARM_NUMMODELS         = -13, // cl.nummodels
+	PARM_WORLD_VERSION     = -14,
 } ref_parm_e;
 
 typedef struct ref_api_s
@@ -299,9 +304,7 @@ typedef struct ref_api_s
 	void	(*CL_DrawCenterPrint)( void );
 
 	// entity management
-	struct cl_entity_s *(*GetLocalPlayer)( void );
 	struct cl_entity_s *(*GetViewModel)( void );
-	struct cl_entity_s *(*GetEntityByIndex)( int idx );
 	struct cl_entity_s *(*R_BeamGetEntity)( int index );
 	struct cl_entity_s *(*CL_GetWaterEntity)( const vec3_t p );
 	qboolean (*CL_AddVisibleEntity)( cl_entity_t *ent, int entityType );
@@ -329,13 +332,11 @@ typedef struct ref_api_s
 	// model management
 	model_t *(*Mod_ForName)( const char *name, qboolean crash, qboolean trackCRC );
 	void *(*Mod_Extradata)( int type, model_t *model );
-	struct model_s *(*pfnGetModelByIndex)( int index ); // CL_ModelHandle
+	struct model_s **(*pfnGetModels)( void );
 
 	// remap
+	qboolean (*CL_EntitySetRemapColors)( cl_entity_t *e, model_t *mod, int top, int bottom );
 	struct remap_info_s *(*CL_GetRemapInfoForEntity)( cl_entity_t *e );
-	void (*CL_AllocRemapInfo)( cl_entity_t *entity, model_t *model, int topcolor, int bottomcolor );
-	void (*CL_FreeRemapInfo)( struct remap_info_s *info );
-	void (*CL_UpdateRemapInfo)( cl_entity_t *entity, int topcolor, int bottomcolor );
 
 	// utils
 	void  (*CL_ExtraUpdate)( void );
@@ -344,9 +345,8 @@ typedef struct ref_api_s
 	float (*COM_RandomFloat)( float rmin, float rmax );
 	int   (*COM_RandomLong)( int rmin, int rmax );
 	struct screenfade_s *(*GetScreenFade)( void );
-	struct client_textmessage_s *(*pfnTextMessageGet)( const char *pName );
 	void (*GetPredictedOrigin)( vec3_t v );
-	color24 *(*CL_GetPaletteColor)(int color); // clgame.palette[color]
+	color24 *(*CL_GetPaletteColor)( void ); // clgame.palette[color]
 	void (*CL_GetScreenInfo)( int *width, int *height ); // clgame.scrInfo, ptrs may be NULL
 	void (*SetLocalLightLevel)( int level ); // cl.local.light_level
 	int (*Sys_CheckParm)( const char *flag );
@@ -362,8 +362,8 @@ typedef struct ref_api_s
 	// memory
 	poolhandle_t (*_Mem_AllocPool)( const char *name, const char *filename, int fileline );
 	void  (*_Mem_FreePool)( poolhandle_t *poolptr, const char *filename, int fileline );
-	void *(*_Mem_Alloc)( poolhandle_t poolptr, size_t size, qboolean clear, const char *filename, int fileline );
-	void *(*_Mem_Realloc)( poolhandle_t poolptr, void *memptr, size_t size, qboolean clear, const char *filename, int fileline );
+	void *(*_Mem_Alloc)( poolhandle_t poolptr, size_t size, qboolean clear, const char *filename, int fileline ) ALLOC_CHECK( 2 );
+	void *(*_Mem_Realloc)( poolhandle_t poolptr, void *memptr, size_t size, qboolean clear, const char *filename, int fileline ) ALLOC_CHECK( 3 );
 	void  (*_Mem_Free)( void *data, const char *filename, int fileline );
 
 	// library management
@@ -420,7 +420,6 @@ typedef struct ref_api_s
 	rgbdata_t *(*FS_CopyImage)( rgbdata_t *in );
 	void (*FS_FreeImage)( rgbdata_t *pack );
 	void (*Image_SetMDLPointer)( byte *p );
-	poolhandle_t (*Image_GetPool)( void );
 	const struct bpc_desc_s *(*Image_GetPFDesc)( int idx );
 
 	// client exports
@@ -449,6 +448,7 @@ typedef struct ref_interface_s
 	void (*GL_InitExtensions)( void );
 	void (*GL_ClearExtensions)( void );
 
+	// scene rendering
 	void (*R_BeginFrame)( qboolean clearScene );
 	void (*R_RenderScene)( void );
 	void (*R_EndFrame)( void );
@@ -463,7 +463,8 @@ typedef struct ref_interface_s
 
 	qboolean (*R_AddEntity)( struct cl_entity_s *clent, int type );
 	void (*CL_AddCustomBeam)( cl_entity_t *pEnvBeam );
-	void		(*R_ProcessEntData)( qboolean allocate );
+	void (*R_ProcessEntData)( qboolean allocate, cl_entity_t *entities, unsigned int max_entities );
+	void (*R_Flush)( unsigned int flush_flags );
 
 	// debug
 	void (*R_ShowTextures)( void );

engine/server/server.h

@@ -564,7 +564,7 @@ qboolean SV_IsPlayerIndex( int idx );
 int SV_CalcPing( sv_client_t *cl );
 void SV_InitClientMove( void );
 void SV_UpdateServerInfo( void );
-void SV_EndRedirect( void );
+void SV_EndRedirect( host_redirect_t *rd );
 void SV_RejectConnection( netadr_t from, const char *fmt, ... ) _format( 2 );
 void SV_GetPlayerCount( int *clients, int *bots );
 

engine/server/sv_client.c

@@ -639,7 +639,7 @@ void SV_DropClient( sv_client_t *cl, qboolean crash )
 	cl->frames = NULL;
 
 	if( NET_CompareBaseAdr( cl->netchan.remote_address, host.rd.address ))
-		SV_EndRedirect();
+		SV_EndRedirect( &host.rd );
 
 	// throw away any residual garbage in the channel.
 	Netchan_Clear( &cl->netchan );
@@ -676,22 +676,19 @@ SVC COMMAND REDIRECT
 
 ==============================================================================
 */
-void SV_BeginRedirect( netadr_t adr, rdtype_t target, char *buffer, size_t buffersize, void (*flush))
+static void SV_BeginRedirect( host_redirect_t *rd, netadr_t adr, rdtype_t target, char *buffer, size_t buffersize, void (*flush))
 {
-	if( !target || !buffer || !buffersize || !flush )
-		return;
-
-	host.rd.target = target;
-	host.rd.buffer = buffer;
-	host.rd.buffersize = buffersize;
-	host.rd.flush = flush;
-	host.rd.address = adr;
-	host.rd.buffer[0] = 0;
-	if( host.rd.lines == 0 )
-		host.rd.lines = -1;
+	rd->target = target;
+	rd->buffer = buffer;
+	rd->buffersize = buffersize;
+	rd->flush = flush;
+	rd->address = adr;
+	rd->buffer[0] = 0;
+	if( rd->lines == 0 )
+		rd->lines = -1;
 }
 
-void SV_FlushRedirect( netadr_t adr, int dest, char *buf )
+static void SV_FlushRedirect( netadr_t adr, int dest, char *buf )
 {
 	if( sv.current_client && FBitSet( sv.current_client->flags, FCL_FAKECLIENT ))
 		return;
@@ -712,18 +709,18 @@ void SV_FlushRedirect( netadr_t adr, int dest, char *buf )
 	}
 }
 
-void SV_EndRedirect( void )
+void SV_EndRedirect( host_redirect_t *rd )
 {
-	if( host.rd.lines > 0 )
+	if( rd->lines > 0 )
 		return;
 
-	if( host.rd.flush )
-		host.rd.flush( host.rd.address, host.rd.target, host.rd.buffer );
+	if( rd->flush )
+		rd->flush( rd->address, rd->target, rd->buffer );
 
-	host.rd.target = 0;
-	host.rd.buffer = NULL;
-	host.rd.buffersize = 0;
-	host.rd.flush = NULL;
+	rd->target = RD_NONE;
+	rd->buffer = NULL;
+	rd->buffersize = 0;
+	rd->flush = NULL;
 }
 
 /*
@@ -733,24 +730,26 @@ Rcon_Print
 Print message to rcon buffer and send to rcon redirect target
 ================
 */
-void Rcon_Print( const char *pMsg )
+void Rcon_Print( host_redirect_t *rd, const char *pMsg )
 {
-	if( host.rd.target && host.rd.lines && host.rd.flush && host.rd.buffer )
+	size_t len;
+
+	if( !rd->target || !rd->lines || !rd->flush || !rd->buffer )
+		return;
+
+	len = Q_strncat( rd->buffer, pMsg, rd->buffersize );
+
+	if( len && rd->buffer[len - 1] == '\n' )
 	{
-		size_t len = Q_strncat( host.rd.buffer, pMsg, host.rd.buffersize );
+		rd->flush( rd->address, rd->target, rd->buffer );
 
-		if( len && host.rd.buffer[len-1] == '\n' )
-		{
-			host.rd.flush( host.rd.address, host.rd.target, host.rd.buffer );
+		if( rd->lines > 0 )
+			rd->lines--;
 
-			if( host.rd.lines > 0 )
-				host.rd.lines--;
+		rd->buffer[0] = 0;
 
-			host.rd.buffer[0] = 0;
-
-			if( !host.rd.lines )
-				Msg( "End of redirection!\n" );
-		}
+		if( !rd->lines )
+			Msg( "End of redirection!\n" );
 	}
 }
 
@@ -1090,7 +1089,7 @@ void SV_RemoteCommand( netadr_t from, sizebuf_t *msg )
 
 	if( Rcon_Validate( ))
 	{
-		SV_BeginRedirect( from, RD_PACKET, outputbuf, sizeof( outputbuf ) - 16, SV_FlushRedirect );
+		SV_BeginRedirect( &host.rd, from, RD_PACKET, outputbuf, sizeof( outputbuf ) - 16, SV_FlushRedirect );
 
 		remaining[0] = 0;
 		for( i = 2; i < Cmd_Argc(); i++ )
@@ -1101,7 +1100,7 @@ void SV_RemoteCommand( netadr_t from, sizebuf_t *msg )
 		}
 		Cmd_ExecuteString( remaining );
 
-		SV_EndRedirect();
+		SV_EndRedirect( &host.rd );
 	}
 	else Con_Printf( S_ERROR "Bad rcon_password.\n" );
 }

engine/server/sv_game.c

@@ -4525,7 +4525,7 @@ static qboolean GAME_EXPORT pfnVoice_GetClientListening( int iReceiver, int iSen
 	iReceiver -= 1;
 	iSender -= 1;
 
-	if( iReceiver < 0 || iReceiver >= svs.maxclients || iSender < 0 || iSender > svs.maxclients )
+	if( iReceiver < 0 || iReceiver >= svs.maxclients || iSender < 0 || iSender >= svs.maxclients )
 		return false;
 
 	return (FBitSet( svs.clients[iSender].listeners, BIT( iReceiver )) != 0 );
@@ -4542,7 +4542,7 @@ static qboolean GAME_EXPORT pfnVoice_SetClientListening( int iReceiver, int iSen
 	iReceiver -= 1;
 	iSender -= 1;
 
-	if( iReceiver < 0 || iReceiver >= svs.maxclients || iSender < 0 || iSender > svs.maxclients )
+	if( iReceiver < 0 || iReceiver >= svs.maxclients || iSender < 0 || iSender >= svs.maxclients )
 		return false;
 
 	if( bListen ) SetBits( svs.clients[iSender].listeners, BIT( iReceiver ));

engine/server/sv_main.c

@@ -1103,7 +1103,7 @@ void SV_Shutdown( const char *finalmsg )
 		Con_Printf( "%s", finalmsg );
 
 	// rcon will be disconnected
-	SV_EndRedirect();
+	SV_EndRedirect( &host.rd );
 
 	if( svs.clients )
 		SV_FinalMessage( finalmsg, false );

engine/server/sv_phys.c

@@ -2139,8 +2139,8 @@ qboolean SV_InitPhysicsAPI( void )
 			if( svgame.physFuncs.SV_CheckFeatures != NULL )
 			{
 				// grab common engine features (it will be shared across the network)
-				host.features = svgame.physFuncs.SV_CheckFeatures();
-				Host_PrintEngineFeatures ();
+				host.features = svgame.physFuncs.SV_CheckFeatures() & ENGINE_FEATURES_MASK;
+				Host_PrintEngineFeatures( host.features );
 			}
 			return true;
 		}

engine/wscript

@@ -37,8 +37,6 @@ def options(opt):
 def configure(conf):
 	# check for dedicated server build
 	if conf.options.DEDICATED:
-		if conf.env.DEST_OS == 'linux':
-			conf.check_cc(lib='rt')
 		conf.define('XASH_DEDICATED', 1)
 	elif conf.env.DEST_OS == 'dos':
 		conf.options.STATIC = True
@@ -73,12 +71,9 @@ def configure(conf):
 		# unused, XASH_LINUX without XASH_SDL gives fbdev & alsa support
 		# conf.define('XASH_FBDEV', 1)
 		conf.check_cc( lib = 'asound' )
-		conf.check_cc( lib = 'rt' )
 	elif conf.options.SDL12:
 		conf.define('XASH_SDL', 12)
 		conf.check_cfg(package='sdl', args='--cflags --libs', uselib_store='SDL2' )
-		if conf.env.DEST_OS == 'linux':
-			conf.check_cc( lib='rt' )
 		conf.env.HAVE_SDL2 = True
 	else:
 		conf.load('sdl2')
@@ -97,6 +92,9 @@ def configure(conf):
 	if not conf.env.DEST_OS in ['win32', 'android'] and not conf.options.NO_ASYNC_RESOLVE:
 		conf.check_pthreads()
 
+	if conf.env.DEST_OS == 'linux':
+		conf.check_cc(lib='rt')
+
 	if hasattr(conf.options, 'DLLEMU'):
 		conf.define_cond('XASH_DLL_LOADER', conf.options.DLLEMU)
 

filesystem/filesystem.c

@@ -1677,6 +1677,9 @@ file_t *FS_SysOpen( const char *filepath, const char *mode )
 
 	if( file->handle < 0 )
 	{
+		if( errno != ENOENT )
+			Con_Printf( S_ERROR "%s: can't open file %s: %s\n", __func__, filepath, strerror( errno ));
+
 		Mem_Free( file );
 		return NULL;
 	}

filesystem/filesystem.h

@@ -210,8 +210,8 @@ typedef struct fs_interface_t
 	// memory
 	poolhandle_t (*_Mem_AllocPool)( const char *name, const char *filename, int fileline );
 	void  (*_Mem_FreePool)( poolhandle_t *poolptr, const char *filename, int fileline );
-	void *(*_Mem_Alloc)( poolhandle_t poolptr, size_t size, qboolean clear, const char *filename, int fileline );
-	void *(*_Mem_Realloc)( poolhandle_t poolptr, void *memptr, size_t size, qboolean clear, const char *filename, int fileline );
+	void *(*_Mem_Alloc)( poolhandle_t poolptr, size_t size, qboolean clear, const char *filename, int fileline ) ALLOC_CHECK( 2 );
+	void *(*_Mem_Realloc)( poolhandle_t poolptr, void *memptr, size_t size, qboolean clear, const char *filename, int fileline ) ALLOC_CHECK( 3 );
 	void  (*_Mem_Free)( void *data, const char *filename, int fileline );
 
 	// platform

public/crclib.c

@@ -438,7 +438,10 @@ uint COM_HashKey( const char *string, uint hashSize )
 	unsigned char i;
 
 	while(( i = *string++ ))
+	{
+		i = Q_tolower( i );
 		hashKey = ( hashKey << 5 ) + hashKey + ( i & 0xDF );
+	}
 
 	return hashKey & ( hashSize - 1 );
 }

ref/gl/gl_alias.c

@@ -427,7 +427,7 @@ rgbdata_t *Mod_CreateSkinData( model_t *mod, byte *data, int width, int height )
 	skin.encode = DXT_ENCODE_DEFAULT;
 	skin.numMips = 1;
 	skin.buffer = data;
-	skin.palette = (byte *)gEngfuncs.CL_GetPaletteColor( 0 );
+	skin.palette = (byte *)tr.palette;
 	skin.size = width * height;
 
 	if( !gEngfuncs.Image_CustomPalette() )
@@ -1002,15 +1002,10 @@ R_AliasSetRemapColors
 
 ===============
 */
-void R_AliasSetRemapColors( int newTop, int newBottom )
+static void R_AliasSetRemapColors( int newTop, int newBottom )
 {
-	gEngfuncs.CL_AllocRemapInfo( RI.currententity, RI.currentmodel, newTop, newBottom );
-
-	if( gEngfuncs.CL_GetRemapInfoForEntity( RI.currententity ))
-	{
-		gEngfuncs.CL_UpdateRemapInfo( RI.currententity, newTop, newBottom );
+	if( gEngfuncs.CL_EntitySetRemapColors( RI.currententity, RI.currentmodel, newTop, newBottom ))
 		m_fDoRemap = true;
-	}
 }
 
 /*
@@ -1261,7 +1256,7 @@ static void R_AliasDrawAbsBBox( cl_entity_t *e, const vec3_t absmin, const vec3_
 	int	i;
 
 	// looks ugly, skip
-	if( r_drawentities->value != 5 || e == gEngfuncs.GetViewModel() )
+	if( r_drawentities->value != 5 || e == tr.viewent )
 		return;
 
 	// compute a full bounding box

ref/gl/gl_beams.c

@@ -943,7 +943,7 @@ void R_BeamDraw( BEAM *pbeam, float frametime )
 	model_t	*model;
 	vec3_t	delta;
 
-	model = gEngfuncs.pfnGetModelByIndex( pbeam->modelIndex );
+	model = CL_ModelHandle( pbeam->modelIndex );
 	SetBits( pbeam->flags, FBEAM_ISACTIVE );
 
 	if( !model || model->type != mod_sprite )
@@ -1146,7 +1146,7 @@ passed through this
 */
 static void R_BeamSetup( BEAM *pbeam, vec3_t start, vec3_t end, int modelIndex, float life, float width, float amplitude, float brightness, float speed )
 {
-	model_t	*sprite = gEngfuncs.pfnGetModelByIndex( modelIndex );
+	model_t	*sprite = CL_ModelHandle( modelIndex );
 
 	if( !sprite ) return;
 

ref/gl/gl_context.c

@@ -295,19 +295,32 @@ const byte *GL_TextureData( unsigned int texnum )
 	return NULL;
 }
 
-void R_ProcessEntData( qboolean allocate )
+void R_ProcessEntData( qboolean allocate, cl_entity_t *entities, unsigned int max_entities )
 {
 	if( !allocate )
 	{
 		tr.draw_list->num_solid_entities = 0;
 		tr.draw_list->num_trans_entities = 0;
 		tr.draw_list->num_beam_entities = 0;
+
+		tr.max_entities = 0;
+		tr.entities = NULL;
+	}
+	else
+	{
+		tr.max_entities = max_entities;
+		tr.entities = entities;
 	}
 
 	if( gEngfuncs.drawFuncs->R_ProcessEntData )
 		gEngfuncs.drawFuncs->R_ProcessEntData( allocate );
 }
 
+static void GAME_EXPORT R_Flush( unsigned int flags )
+{
+	// stub
+}
+
 qboolean R_SetDisplayTransform( ref_screen_rotation_t rotate, int offset_x, int offset_y, float scale_x, float scale_y )
 {
 	qboolean ret = true;
@@ -372,6 +385,7 @@ ref_interface_t gReffuncs =
 	R_AddEntity,
 	CL_AddCustomBeam,
 	R_ProcessEntData,
+	R_Flush,
 
 	R_ShowTextures,
 

ref/gl/gl_cull.c

@@ -42,7 +42,7 @@ R_CullModel
 */
 int R_CullModel( cl_entity_t *e, const vec3_t absmin, const vec3_t absmax )
 {
-	if( e == gEngfuncs.GetViewModel() )
+	if( e == tr.viewent )
 	{
 		if( ENGINE_GET_PARM( PARM_DEV_OVERVIEW ))
 			return 1;
@@ -77,7 +77,7 @@ int R_CullSurface( msurface_t *surf, gl_frustum_t *frustum, uint clipflags )
 		return CULL_VISIBLE;
 
 	// world surfaces can be culled by vis frame too
-	if( RI.currententity == gEngfuncs.GetEntityByIndex( 0 ) && surf->visframe != tr.framecount )
+	if( RI.currententity == CL_GetEntityByIndex( 0 ) && surf->visframe != tr.framecount )
 		return CULL_VISFRAME;
 
 	// only static ents can be culled by frustum
@@ -92,7 +92,7 @@ int R_CullSurface( msurface_t *surf, gl_frustum_t *frustum, uint clipflags )
 		{
 			vec3_t	orthonormal;
 
-			if( e == gEngfuncs.GetEntityByIndex( 0 ) ) orthonormal[2] = surf->plane->normal[2];
+			if( e == CL_GetEntityByIndex( 0 )) orthonormal[2] = surf->plane->normal[2];
 			else Matrix4x4_VectorRotate( RI.objectMatrix, surf->plane->normal, orthonormal );
 			dist = orthonormal[2];
 		}

ref/gl/gl_dbghulls.c

@@ -28,7 +28,7 @@ GNU General Public License for more details.
 // REFTODO: rewrite in triapi
 void R_DrawWorldHull( void )
 {
-	hull_model_t	*hull = &WORLD->hull_models[0];
+	hull_model_t	*hull = &tr.world->hull_models[0];
 	winding_t		*poly;
 	int		i;
 
@@ -69,10 +69,10 @@ void R_DrawModelHull( void )
 		return;
 
 	i = atoi( RI.currentmodel->name + 1 );
-	if( i < 1 || i >= WORLD->num_hull_models )
+	if( i < 1 || i >= tr.world->num_hull_models )
 		return;
 
-	hull = &WORLD->hull_models[i];
+	hull = &tr.world->hull_models[i];
 
 	pglPolygonOffset( 1.0f, 2.0 );
 	pglEnable( GL_POLYGON_OFFSET_FILL );

ref/gl/gl_decals.c

@@ -750,15 +750,15 @@ void R_DecalShoot( int textureIndex, int entityIndex, int modelIndex, vec3_t pos
 
 	if( entityIndex > 0 )
 	{
-		ent = gEngfuncs.GetEntityByIndex( entityIndex );
+		ent = CL_GetEntityByIndex( entityIndex );
 
-		if( modelIndex > 0 ) model = gEngfuncs.pfnGetModelByIndex( modelIndex );
-		else if( ent != NULL ) model = gEngfuncs.pfnGetModelByIndex( ent->curstate.modelindex );
+		if( modelIndex > 0 ) model = CL_ModelHandle( modelIndex );
+		else if( ent != NULL ) model = CL_ModelHandle( ent->curstate.modelindex );
 		else return;
 	}
 	else if( modelIndex > 0 )
-		model = gEngfuncs.pfnGetModelByIndex( modelIndex );
-	else model = WORLDMODEL;
+		model = CL_ModelHandle( modelIndex );
+	else model = CL_ModelHandle( 1 );
 
 	if( !model ) return;
 

ref/gl/gl_image.c

@@ -1668,11 +1668,11 @@ int GL_LoadTextureArray( const char **names, int flags )
 		else
 		{
 			// create new image
-			pic = Mem_Malloc( gEngfuncs.Image_GetPool(), sizeof( rgbdata_t ));
+			pic = Mem_Malloc( r_temppool, sizeof( rgbdata_t ));
 			memcpy( pic, src, sizeof( rgbdata_t ));
 
 			// expand pic buffer for all layers
-			pic->buffer = Mem_Malloc( gEngfuncs.Image_GetPool(), pic->size * numLayers );
+			pic->buffer = Mem_Malloc( r_temppool, pic->size * numLayers );
 			pic->depth = 0;
 		}
 

ref/gl/gl_local.h

@@ -57,10 +57,6 @@ void VGL_ShimEndFrame( void );
 
 #include <stdio.h>
 
-#define WORLD (gEngfuncs.GetWorld())
-#define WORLDMODEL (gEngfuncs.pfnGetModelByIndex( 1 ))
-#define MOVEVARS (gEngfuncs.pfnGetMoveVars())
-
 // make mod_ref.h?
 #define LM_SAMPLE_SIZE             16
 
@@ -257,6 +253,16 @@ typedef struct
 	vec3_t		modelorg;		// relative to viewpoint
 
 	qboolean fCustomSkybox;
+
+	// get from engine
+	struct world_static_s *world;
+	cl_entity_t *entities;
+	movevars_t *movevars;
+	model_t **models;
+	color24 *palette;
+	cl_entity_t *viewent;
+
+	uint max_entities;
 } gl_globals_t;
 
 typedef struct
@@ -707,7 +713,6 @@ typedef struct
 	qboolean		in2DMode;
 } glstate_t;
 
-
 typedef struct
 {
 	qboolean		initialized;	// OpenGL subsystem started
@@ -724,6 +729,21 @@ extern ref_globals_t *gpGlobals;
 #define ENGINE_GET_PARM_ (*gEngfuncs.EngineGetParm)
 #define ENGINE_GET_PARM( parm ) ENGINE_GET_PARM_( ( parm ), 0 )
 
+//
+// helper funcs
+//
+static inline cl_entity_t *CL_GetEntityByIndex( int index )
+{
+	return &tr.entities[index];
+}
+
+static inline model_t *CL_ModelHandle( int index )
+{
+	return tr.models[index];
+}
+
+#define WORLDMODEL (tr.models[1])
+
 //
 // renderer cvars
 //
@@ -754,6 +774,7 @@ extern convar_t	r_lockfrustum;
 extern convar_t	r_traceglow;
 extern convar_t	r_vbo;
 extern convar_t	r_vbo_dlightmode;
+extern convar_t	r_vbo_detail;
 extern convar_t r_studio_sort_textures;
 extern convar_t r_studio_drawelements;
 extern convar_t r_ripple;

ref/gl/gl_opengl.c

@@ -29,6 +29,7 @@ CVAR_DEFINE_AUTO( r_lockfrustum, "0", FCVAR_CHEAT, "lock frustrum area at curren
 CVAR_DEFINE_AUTO( r_traceglow, "0", FCVAR_GLCONFIG, "cull flares behind models" );
 CVAR_DEFINE_AUTO( gl_round_down, "2", FCVAR_GLCONFIG|FCVAR_READ_ONLY, "round texture sizes to nearest POT value" );
 CVAR_DEFINE( r_vbo, "gl_vbo", "0", FCVAR_ARCHIVE, "draw world using VBO (known to be glitchy)" );
+CVAR_DEFINE( r_vbo_detail, "gl_vbo_detail", "0", FCVAR_ARCHIVE, "detail vbo mode (0: disable, 1: multipass, 2: singlepass, broken decal dlights)" );
 CVAR_DEFINE( r_vbo_dlightmode, "gl_vbo_dlightmode", "1", FCVAR_ARCHIVE, "vbo dlight rendering mode (0-1)" );
 CVAR_DEFINE_AUTO( r_ripple, "0", FCVAR_GLCONFIG, "enable software-like water texture ripple simulation" );
 CVAR_DEFINE_AUTO( r_ripple_updatetime, "0.05", FCVAR_GLCONFIG, "how fast ripple simulation is" );
@@ -1244,6 +1245,7 @@ static void R_CheckVBO( void )
 
 	gEngfuncs.Cvar_RegisterVariable( &r_vbo );
 	gEngfuncs.Cvar_RegisterVariable( &r_vbo_dlightmode );
+	gEngfuncs.Cvar_RegisterVariable( &r_vbo_detail );
 }
 
 /*
@@ -1284,6 +1286,13 @@ qboolean R_Init( void )
 		return false;
 	}
 
+	// see R_ProcessEntData for tr.entities initialization
+	tr.world = gEngfuncs.GetWorld();
+	tr.models = gEngfuncs.pfnGetModels();
+	tr.movevars = gEngfuncs.pfnGetMoveVars();
+	tr.palette = gEngfuncs.CL_GetPaletteColor();
+	tr.viewent = gEngfuncs.GetViewModel();
+
 	GL_SetDefaults();
 	R_CheckVBO();
 	R_InitImages();

ref/gl/gl_rlight.c

@@ -152,7 +152,7 @@ void R_PushDlights( void )
 
 	tr.dlightframecount = tr.framecount;
 
-	RI.currententity = gEngfuncs.GetEntityByIndex( 0 );
+	RI.currententity = CL_GetEntityByIndex( 0 );
 	if( RI.currententity )
 		RI.currentmodel = RI.currententity->model;
 

ref/gl/gl_rmain.c

@@ -324,7 +324,7 @@ R_GetFarClip
 static float R_GetFarClip( void )
 {
 	if( WORLDMODEL && RI.drawWorld )
-		return MOVEVARS->zmax * 1.73f;
+		return tr.movevars->zmax * 1.73f;
 	return 2048.0f;
 }
 
@@ -429,7 +429,7 @@ void R_RotateForEntity( cl_entity_t *e )
 {
 	float	scale = 1.0f;
 
-	if( e == gEngfuncs.GetEntityByIndex( 0 ) )
+	if( e == CL_GetEntityByIndex( 0 ))
 	{
 		R_LoadIdentity();
 		return;
@@ -455,7 +455,7 @@ void R_TranslateForEntity( cl_entity_t *e )
 {
 	float	scale = 1.0f;
 
-	if( e == gEngfuncs.GetEntityByIndex( 0 ) )
+	if( e == CL_GetEntityByIndex( 0 ))
 	{
 		R_LoadIdentity();
 		return;
@@ -669,7 +669,7 @@ static void R_CheckFog( void )
 	// quake global fog
 	if( ENGINE_GET_PARM( PARM_QUAKE_COMPATIBLE ))
 	{
-		if( !MOVEVARS->fog_settings )
+		if( !tr.movevars->fog_settings )
 		{
 			if( pglIsEnabled( GL_FOG ))
 				pglDisable( GL_FOG );
@@ -678,10 +678,10 @@ static void R_CheckFog( void )
 		}
 
 		// quake-style global fog
-		RI.fogColor[0] = ((MOVEVARS->fog_settings & 0xFF000000) >> 24) / 255.0f;
-		RI.fogColor[1] = ((MOVEVARS->fog_settings & 0xFF0000) >> 16) / 255.0f;
-		RI.fogColor[2] = ((MOVEVARS->fog_settings & 0xFF00) >> 8) / 255.0f;
-		RI.fogDensity = ((MOVEVARS->fog_settings & 0xFF) / 255.0f) * 0.01f;
+		RI.fogColor[0] = ((tr.movevars->fog_settings & 0xFF000000) >> 24) / 255.0f;
+		RI.fogColor[1] = ((tr.movevars->fog_settings & 0xFF0000) >> 16) / 255.0f;
+		RI.fogColor[2] = ((tr.movevars->fog_settings & 0xFF00) >> 8) / 255.0f;
+		RI.fogDensity = ((tr.movevars->fog_settings & 0xFF) / 255.0f) * 0.01f;
 		RI.fogStart = RI.fogEnd = 0.0f;
 		RI.fogColor[3] = 1.0f;
 		RI.fogCustom = false;

ref/gl/gl_rmisc.c

@@ -146,7 +146,7 @@ void R_NewMap( void )
  		tx->texturechain = NULL;
 	}
 
-	R_SetupSky( MOVEVARS->skyName );
+	R_SetupSky( tr.movevars->skyName );
 
 	GL_BuildLightmaps ();
 	R_GenerateVBO();

ref/gl/gl_rpart.c

@@ -49,7 +49,7 @@ void CL_DrawParticles( double frametime, particle_t *cl_active_particles, float
 {
 	particle_t	*p;
 	vec3_t		right, up;
-	color24		*pColor;
+	color24		color;
 	int		alpha;
 	float		size;
 
@@ -85,15 +85,15 @@ void CL_DrawParticles( double frametime, particle_t *cl_active_particles, float
 			VectorScale( RI.cull_vup, size, up );
 
 			p->color = bound( 0, p->color, 255 );
-			pColor = gEngfuncs.CL_GetPaletteColor( p->color );
+			color = tr.palette[p->color];
 
 			alpha = 255 * (p->die - gpGlobals->time) * 16.0f;
 			if( alpha > 255 || p->type == pt_static )
 				alpha = 255;
 
-			pglColor4ub( gEngfuncs.LightToTexGamma( pColor->r ),
-				gEngfuncs.LightToTexGamma( pColor->g ),
-				gEngfuncs.LightToTexGamma( pColor->b ), alpha );
+			pglColor4ub( gEngfuncs.LightToTexGamma( color.r ),
+				gEngfuncs.LightToTexGamma( color.g ),
+				gEngfuncs.LightToTexGamma( color.b ), alpha );
 
 			pglTexCoord2f( 0.0f, 1.0f );
 			pglVertex3f( p->org[0] - right[0] + up[0], p->org[1] - right[1] + up[1], p->org[2] - right[2] + up[2] );
@@ -188,7 +188,7 @@ void CL_DrawTracers( double frametime, particle_t *cl_active_tracers )
 	pglDisable( GL_ALPHA_TEST );
 	pglDepthMask( GL_FALSE );
 
-	gravity = frametime * MOVEVARS->gravity;
+	gravity = frametime * tr.movevars->gravity;
 	scale = 1.0 - (frametime * 0.9);
 	if( scale < 0.0f ) scale = 0.0f;
 
@@ -205,7 +205,7 @@ void CL_DrawTracers( double frametime, particle_t *cl_active_tracers )
 		{
 			vec3_t	verts[4], tmp2;
 			vec3_t	tmp, normal;
-			color24	*pColor;
+			color24	color;
 
 			// Transform point into screen space
 			TriWorldToScreen( start, screen );
@@ -235,8 +235,8 @@ void CL_DrawTracers( double frametime, particle_t *cl_active_tracers )
 				p->color = 0;
 			}
 
-			pColor = &gTracerColors[p->color];
-			pglColor4ub( pColor->r, pColor->g, pColor->b, p->packedColor );
+			color = gTracerColors[p->color];
+			pglColor4ub( color.r, color.g, color.b, p->packedColor );
 
 			pglBegin( GL_QUADS );
 				pglTexCoord2f( 0.0f, 0.8f );

ref/gl/gl_sprite.c

@@ -826,7 +826,7 @@ void R_DrawSpriteModel( cl_entity_t *e )
 	{
 		cl_entity_t	*parent;
 
-		parent = gEngfuncs.GetEntityByIndex( e->curstate.aiment );
+		parent = CL_GetEntityByIndex( e->curstate.aiment );
 
 		if( parent && parent->model )
 		{

ref/gl/gl_studio.c

@@ -196,7 +196,7 @@ static qboolean R_AllowFlipViewModel( cl_entity_t *e )
 {
 	if( cl_righthand && cl_righthand->value > 0 )
 	{
-		if( e == gEngfuncs.GetViewModel() )
+		if( e == tr.viewent )
 			return true;
 	}
 
@@ -412,7 +412,7 @@ pfnGetViewEntity
 */
 static cl_entity_t *pfnGetViewEntity( void )
 {
-	return gEngfuncs.GetViewModel();
+	return tr.viewent;
 }
 
 /*
@@ -1851,7 +1851,7 @@ void R_StudioRenderShadow( int iSprite, float *p1, float *p2, float *p3, float *
 	if( !p1 || !p2 || !p3 || !p4 )
 		return;
 
-	if( TriSpriteTexture( gEngfuncs.pfnGetModelByIndex( iSprite ), 0 ))
+	if( TriSpriteTexture( CL_ModelHandle( iSprite ), 0 ))
 	{
 		TriRenderMode( kRenderTransAlpha );
 		TriColor4f( 0.0f, 0.0f, 0.0f, 1.0f );
@@ -2488,7 +2488,7 @@ static void R_StudioDrawAbsBBox( void )
 	int	i;
 
 	// looks ugly, skip
-	if( RI.currententity == gEngfuncs.GetViewModel() )
+	if( RI.currententity == tr.viewent )
 		return;
 
 	if( !R_StudioComputeBBox( p ))
@@ -2624,13 +2624,8 @@ R_StudioSetRemapColors
 */
 static void R_StudioSetRemapColors( int newTop, int newBottom )
 {
-	gEngfuncs.CL_AllocRemapInfo( RI.currententity, RI.currentmodel, newTop, newBottom );
-
-	if( gEngfuncs.CL_GetRemapInfoForEntity( RI.currententity ))
-	{
-		gEngfuncs.CL_UpdateRemapInfo( RI.currententity, newTop, newBottom );
+	if( gEngfuncs.CL_EntitySetRemapColors( RI.currententity, RI.currentmodel, newTop, newBottom ))
 		m_fDoRemap = true;
-	}
 }
 
 void R_StudioResetPlayerModels( void )
@@ -3371,7 +3366,7 @@ static int R_StudioDrawPlayer( int flags, entity_state_t *pplayer )
 		// copy attachments into global entity array
 		if( RI.currententity->index > 0 )
 		{
-			cl_entity_t *ent = gEngfuncs.GetEntityByIndex( RI.currententity->index );
+			cl_entity_t *ent = CL_GetEntityByIndex( RI.currententity->index );
 			memcpy( ent->attachment, RI.currententity->attachment, sizeof( vec3_t ) * 4 );
 		}
 	}
@@ -3414,7 +3409,7 @@ static int R_StudioDrawPlayer( int flags, entity_state_t *pplayer )
 		if( pplayer->weaponmodel )
 		{
 			cl_entity_t	saveent = *RI.currententity;
-			model_t		*pweaponmodel = gEngfuncs.pfnGetModelByIndex( pplayer->weaponmodel );
+			model_t		*pweaponmodel = CL_ModelHandle( pplayer->weaponmodel );
 
 			m_pStudioHeader = (studiohdr_t *)gEngfuncs.Mod_Extradata( mod_studio, pweaponmodel );
 
@@ -3500,7 +3495,7 @@ static int R_StudioDrawModel( int flags )
 		// copy attachments into global entity array
 		if( RI.currententity->index > 0 )
 		{
-			cl_entity_t *ent = gEngfuncs.GetEntityByIndex( RI.currententity->index );
+			cl_entity_t *ent = CL_GetEntityByIndex( RI.currententity->index );
 			memcpy( ent->attachment, RI.currententity->attachment, sizeof( vec3_t ) * 4 );
 		}
 	}
@@ -3569,7 +3564,7 @@ void R_DrawStudioModel( cl_entity_t *e )
 	{
 		if( e->curstate.movetype == MOVETYPE_FOLLOW && e->curstate.aiment > 0 )
 		{
-			cl_entity_t *parent = gEngfuncs.GetEntityByIndex( e->curstate.aiment );
+			cl_entity_t *parent = CL_GetEntityByIndex( e->curstate.aiment );
 
 			if( parent && parent->model && parent->model->type == mod_studio )
 			{
@@ -3605,7 +3600,7 @@ void R_RunViewmodelEvents( void )
 	if( !RP_NORMALPASS() || ENGINE_GET_PARM( PARM_LOCAL_HEALTH ) <= 0 || !CL_IsViewEntityLocalPlayer())
 		return;
 
-	RI.currententity = gEngfuncs.GetViewModel();
+	RI.currententity = tr.viewent;
 
 	if( !RI.currententity->model || RI.currententity->model->type != mod_studio )
 		return;
@@ -3627,7 +3622,7 @@ R_GatherPlayerLight
 */
 void R_GatherPlayerLight( void )
 {
-	cl_entity_t	*view = gEngfuncs.GetViewModel();
+	cl_entity_t	*view = tr.viewent;
 	colorVec		c;
 
 	tr.ignore_lightgamma = true;
@@ -3643,7 +3638,7 @@ R_DrawViewModel
 */
 void R_DrawViewModel( void )
 {
-	cl_entity_t	*view = gEngfuncs.GetViewModel();
+	cl_entity_t	*view = tr.viewent;
 
 	R_GatherPlayerLight();
 
@@ -3828,7 +3823,9 @@ void Mod_StudioUnloadTextures( void *data )
 
 static model_t *pfnModelHandle( int modelindex )
 {
-	return gEngfuncs.pfnGetModelByIndex( modelindex );
+	if( modelindex < 0 || modelindex >= MAX_MODELS )
+		return NULL;
+	return CL_ModelHandle( modelindex );
 }
 
 static void *pfnMod_CacheCheck( struct cache_user_s *c )

ref/soft/r_beams.c

@@ -956,7 +956,7 @@ void R_BeamDraw( BEAM *pbeam, float frametime )
 	model_t	*model;
 	vec3_t	delta;
 
-	model = gEngfuncs.pfnGetModelByIndex( pbeam->modelIndex );
+	model = CL_ModelHandle( pbeam->modelIndex );
 	SetBits( pbeam->flags, FBEAM_ISACTIVE );
 
 	if( !model || model->type != mod_sprite )
@@ -1159,7 +1159,7 @@ passed through this
 */
 static void R_BeamSetup( BEAM *pbeam, vec3_t start, vec3_t end, int modelIndex, float life, float width, float amplitude, float brightness, float speed )
 {
-	model_t	*sprite = gEngfuncs.pfnGetModelByIndex( modelIndex );
+	model_t	*sprite = CL_ModelHandle( modelIndex );
 
 	if( !sprite ) return;
 

ref/soft/r_bsp.c

@@ -949,7 +949,7 @@ void R_RenderWorld (void)
 	c_drawnode=0;
 
 	// auto cycle the world frame for texture animation
-	RI.currententity = gEngfuncs.GetEntityByIndex(0);
+	RI.currententity = CL_GetEntityByIndex(0);
 	//RI.currententity->frame = (int)(gpGlobals->time*2);
 
 	VectorCopy (RI.vieworg, tr.modelorg);

ref/soft/r_context.c

@@ -273,9 +273,15 @@ void Mod_UnloadTextures( model_t *mod )
 	}
 }
 
-void GAME_EXPORT R_ProcessEntData( qboolean allocate )
+void GAME_EXPORT R_ProcessEntData( qboolean allocate, cl_entity_t *entities, unsigned int max_entities )
 {
+	tr.entities = entities;
+	tr.max_entities = max_entities;
+}
 
+static void GAME_EXPORT R_Flush( unsigned int flags )
+{
+	// stub
 }
 
 // stubs
@@ -425,6 +431,7 @@ ref_interface_t gReffuncs =
 	R_AddEntity,
 	CL_AddCustomBeam,
 	R_ProcessEntData,
+	R_Flush,
 
 	R_ShowTextures,
 

ref/soft/r_decals.c

@@ -774,14 +774,14 @@ void GAME_EXPORT R_DecalShoot( int textureIndex, int entityIndex, int modelIndex
 
 	if( entityIndex > 0 )
 	{
-		ent = gEngfuncs.GetEntityByIndex( entityIndex );
+		ent = CL_GetEntityByIndex( entityIndex );
 
-		if( modelIndex > 0 ) model = gEngfuncs.pfnGetModelByIndex( modelIndex );
-		else if( ent != NULL ) model = gEngfuncs.pfnGetModelByIndex( ent->curstate.modelindex );
+		if( modelIndex > 0 ) model = CL_ModelHandle( modelIndex );
+		else if( ent != NULL ) model = CL_ModelHandle( ent->curstate.modelindex );
 		else return;
 	}
 	else if( modelIndex > 0 )
-		model = gEngfuncs.pfnGetModelByIndex( modelIndex );
+		model = CL_ModelHandle( modelIndex );
 	else model = WORLDMODEL;
 
 	if( !model ) return;

ref/soft/r_edge.c

@@ -1118,7 +1118,7 @@ void D_SolidSurf (surf_t *s)
 	{
 		if( alphaspans )
 			return;
-		RI.currententity = gEngfuncs.GetEntityByIndex(0); //r_worldentity;
+		RI.currententity = CL_GetEntityByIndex(0); //r_worldentity;
 		tr.modelviewIdentity = true;
 	}
 

ref/soft/r_light.c

@@ -155,7 +155,7 @@ void R_PushDlights( void )
 
 	tr.dlightframecount = tr.framecount;
 
-	RI.currententity = gEngfuncs.GetEntityByIndex( 0 );
+	RI.currententity = CL_GetEntityByIndex( 0 );
 	if( RI.currententity )
 		RI.currentmodel = RI.currententity->model;
 

ref/soft/r_local.h

@@ -41,14 +41,9 @@ typedef	int	fixed16_t;
 
 #include <stdio.h>
 
-#define WORLD (gEngfuncs.GetWorld())
-#define WORLDMODEL (gEngfuncs.pfnGetModelByIndex( 1 ))
-#define MOVEVARS (gEngfuncs.pfnGetMoveVars())
-
 // make mod_ref.h?
 #define LM_SAMPLE_SIZE             16
 
-
 extern poolhandle_t r_temppool;
 
 #define BLOCK_SIZE		tr.block_size	// lightmap blocksize
@@ -298,6 +293,15 @@ typedef struct
 	int sample_size;
 	uint sample_bits;
 	qboolean map_unload;
+
+	// get from engine
+	cl_entity_t *entities;
+	movevars_t *movevars;
+	model_t **models;
+	color24 *palette;
+	cl_entity_t *viewent;
+
+	uint max_entities;
 } gl_globals_t;
 
 typedef struct
@@ -672,6 +676,21 @@ void TriBrightness( float brightness );
 #define ENGINE_GET_PARM_ (*gEngfuncs.EngineGetParm)
 #define ENGINE_GET_PARM( parm ) ENGINE_GET_PARM_( (parm), 0 )
 
+//
+// helper funcs
+//
+static inline cl_entity_t *CL_GetEntityByIndex( int index )
+{
+	return &tr.entities[index];
+}
+
+static inline model_t *CL_ModelHandle( int index )
+{
+	return tr.models[index];
+}
+
+#define WORLDMODEL (tr.models[1])
+
 extern ref_api_t      gEngfuncs;
 extern ref_globals_t *gpGlobals;
 

ref/soft/r_main.c

@@ -425,7 +425,7 @@ R_GetFarClip
 static float R_GetFarClip( void )
 {
 	if( WORLDMODEL && RI.drawWorld )
-		return MOVEVARS->zmax * 1.73f;
+		return tr.movevars->zmax * 1.73f;
 	return 2048.0f;
 }
 
@@ -539,7 +539,7 @@ void R_RotateForEntity( cl_entity_t *e )
 #if 0
 	float	scale = 1.0f;
 
-	if( e == gEngfuncs.GetEntityByIndex( 0 ) )
+	if( e == CL_GetEntityByIndex( 0 ) )
 	{
 		R_LoadIdentity();
 		return;
@@ -567,7 +567,7 @@ void R_TranslateForEntity( cl_entity_t *e )
 #if 0
 	float	scale = 1.0f;
 
-	if( e == gEngfuncs.GetEntityByIndex( 0 ) )
+	if( e == CL_GetEntityByIndex( 0 ) )
 	{
 		R_LoadIdentity();
 		return;
@@ -784,7 +784,7 @@ void R_DrawEntitiesOnList( void )
 	//d_aflatcolor = 0;
 	tr.blend = 1.0f;
 //	GL_CheckForErrors();
-	//RI.currententity = gEngfuncs.GetEntityByIndex(0);
+	//RI.currententity = CL_GetEntityByIndex(0);
 	d_pdrawspans = R_PolysetFillSpans8;
 	GL_SetRenderMode(kRenderNormal);
 	// first draw solid entities
@@ -815,7 +815,7 @@ void R_DrawEntitiesOnList( void )
 			extern void	(*d_pdrawspans)(void *);
 			extern void R_PolysetFillSpans8 ( void * );
 			d_pdrawspans = R_PolysetFillSpans8;
-			//RI.currententity = gEngfuncs.GetEntityByIndex(0);
+			//RI.currententity = CL_GetEntityByIndex(0);
 			R_AliasSetUpTransform();
 			image_t *image = R_GetTexture(GL_LoadTexture("gfx/env/desertbk", NULL, 0, 0));
 			r_affinetridesc.pskin = image->pixels[0];
@@ -1938,6 +1938,12 @@ qboolean GAME_EXPORT R_Init( void )
 		return false;
 	}
 
+	// see R_ProcessEntData for tr.entities initialization
+	tr.models = gEngfuncs.pfnGetModels();
+	tr.movevars = gEngfuncs.pfnGetMoveVars();
+	tr.palette = gEngfuncs.CL_GetPaletteColor();
+	tr.viewent = gEngfuncs.GetViewModel();
+
 	R_InitBlit( glblit );
 
 	R_InitImages();

ref/soft/r_part.c

@@ -49,7 +49,7 @@ void GAME_EXPORT CL_DrawParticles( double frametime, particle_t *cl_active_parti
 {
 	particle_t	*p;
 	vec3_t		right, up;
-	color24		*pColor;
+	color24		color;
 	int		alpha;
 	float		size;
 
@@ -84,17 +84,17 @@ void GAME_EXPORT CL_DrawParticles( double frametime, particle_t *cl_active_parti
 			VectorScale( RI.cull_vup, size, up );
 
 			p->color = bound( 0, p->color, 255 );
-			pColor = gEngfuncs.CL_GetPaletteColor( p->color );
+			color = tr.palette[p->color];
 
 			alpha = 255 * (p->die - gpGlobals->time) * 16.0f;
 			if( alpha > 255 || p->type == pt_static )
 				alpha = 255;
 
-			//TriColor4ub( gEngfuncs.LightToTexGamma( pColor->r ),
-			//	gEngfuncs.LightToTexGamma( pColor->g ),
-		//		gEngfuncs.LightToTexGamma( pColor->b ), alpha );
+			//TriColor4ub( gEngfuncs.LightToTexGamma( color.r ),
+			//	gEngfuncs.LightToTexGamma( color.g ),
+		//		gEngfuncs.LightToTexGamma( color.b ), alpha );
 			//TriBrightness( alpha / 255.0f );
-			_TriColor4f(1.0f*alpha/255/255*pColor->r,1.0f*alpha/255/255*pColor->g,1.0f*alpha/255/255* pColor->b,1.0f );
+			_TriColor4f(1.0f*alpha/255/255*color.r,1.0f*alpha/255/255*color.g,1.0f*alpha/255/255* color.b,1.0f );
 
 			TriBegin( TRI_QUADS );
 			TriTexCoord2f( 0.0f, 1.0f );
@@ -194,7 +194,7 @@ void GAME_EXPORT CL_DrawTracers( double frametime, particle_t *cl_active_tracers
 	//pglDisable( GL_ALPHA_TEST );
 	//pglDepthMask( GL_FALSE );
 
-	gravity = frametime * MOVEVARS->gravity;
+	gravity = frametime * tr.movevars->gravity;
 	scale = 1.0 - (frametime * 0.9);
 	if( scale < 0.0f ) scale = 0.0f;
 
@@ -211,7 +211,7 @@ void GAME_EXPORT CL_DrawTracers( double frametime, particle_t *cl_active_tracers
 		{
 			vec3_t	verts[4], tmp2;
 			vec3_t	tmp, normal;
-			color24	*pColor;
+			color24	color;
 			short alpha = p->packedColor;
 
 			// Transform point into screen space
@@ -242,9 +242,9 @@ void GAME_EXPORT CL_DrawTracers( double frametime, particle_t *cl_active_tracers
 				p->color = 0;
 			}
 
-			pColor = &gTracerColors[p->color];
-			//TriColor4ub( pColor->r, pColor->g, pColor->b, p->packedColor );
-			_TriColor4f(1.0f*alpha/255/255*pColor->r,1.0f*alpha/255/255*pColor->g,1.0f*alpha/255/255* pColor->b,1.0f );
+			color = gTracerColors[p->color];
+			//TriColor4ub( color.r, color.g, color.b, p->packedColor );
+			_TriColor4f(1.0f*alpha/255/255*color.r,1.0f*alpha/255/255*color.g,1.0f*alpha/255/255* color.b,1.0f );
 
 
 			TriBegin( TRI_QUADS );

ref/soft/r_sprite.c

@@ -895,7 +895,7 @@ void R_DrawSpriteModel( cl_entity_t *e )
 	{
 		cl_entity_t	*parent;
 
-		parent = gEngfuncs.GetEntityByIndex( e->curstate.aiment );
+		parent = CL_GetEntityByIndex( e->curstate.aiment );
 
 		if( parent && parent->model )
 		{

ref/soft/r_studio.c

@@ -185,7 +185,7 @@ static qboolean R_AllowFlipViewModel( cl_entity_t *e )
 {
 	if( cl_righthand && cl_righthand->value > 0 )
 	{
-		if( e == gEngfuncs.GetViewModel() )
+		if( e == tr.viewent )
 			return true;
 	}
 
@@ -401,7 +401,7 @@ pfnGetViewEntity
 */
 static cl_entity_t *pfnGetViewEntity( void )
 {
-	return gEngfuncs.GetViewModel();
+	return tr.viewent;
 }
 
 /*
@@ -1846,7 +1846,7 @@ void R_StudioRenderShadow( int iSprite, float *p1, float *p2, float *p3, float *
 	if( !p1 || !p2 || !p3 || !p4 )
 		return;
 
-	if( TriSpriteTexture( gEngfuncs.pfnGetModelByIndex( iSprite ), 0 ))
+	if( TriSpriteTexture( CL_ModelHandle( iSprite ), 0 ))
 	{
 		TriRenderMode( kRenderTransAlpha );
 		_TriColor4f( 0.0f, 0.0f, 0.0f, 1.0f );
@@ -2246,7 +2246,7 @@ static void R_StudioDrawAbsBBox( void )
 	int	i;
 
 	// looks ugly, skip
-	if( RI.currententity == gEngfuncs.GetViewModel() )
+	if( RI.currententity == tr.viewent )
 		return;
 
 	if( !R_StudioComputeBBox( p ))
@@ -2384,13 +2384,8 @@ R_StudioSetRemapColors
 */
 static void R_StudioSetRemapColors( int newTop, int newBottom )
 {
-	gEngfuncs.CL_AllocRemapInfo( RI.currententity, RI.currentmodel, newTop, newBottom );
-
-	if( gEngfuncs.CL_GetRemapInfoForEntity( RI.currententity ))
-	{
-		gEngfuncs.CL_UpdateRemapInfo( RI.currententity, newTop, newBottom );
+	if( gEngfuncs.CL_EntitySetRemapColors( RI.currententity, RI.currentmodel, newTop, newBottom ))
 		m_fDoRemap = true;
-	}
 }
 
 void R_StudioResetPlayerModels( void )
@@ -3137,7 +3132,7 @@ static int R_StudioDrawPlayer( int flags, entity_state_t *pplayer )
 		// copy attachments into global entity array
 		if( RI.currententity->index > 0 )
 		{
-			cl_entity_t *ent = gEngfuncs.GetEntityByIndex( RI.currententity->index );
+			cl_entity_t *ent = CL_GetEntityByIndex( RI.currententity->index );
 			memcpy( ent->attachment, RI.currententity->attachment, sizeof( vec3_t ) * 4 );
 		}
 	}
@@ -3180,7 +3175,7 @@ static int R_StudioDrawPlayer( int flags, entity_state_t *pplayer )
 		if( pplayer->weaponmodel )
 		{
 			cl_entity_t	saveent = *RI.currententity;
-			model_t		*pweaponmodel = gEngfuncs.pfnGetModelByIndex( pplayer->weaponmodel );
+			model_t		*pweaponmodel = CL_ModelHandle( pplayer->weaponmodel );
 
 			m_pStudioHeader = (studiohdr_t *)gEngfuncs.Mod_Extradata( mod_studio, pweaponmodel );
 
@@ -3266,7 +3261,7 @@ static int R_StudioDrawModel( int flags )
 		// copy attachments into global entity array
 		if( RI.currententity->index > 0 )
 		{
-			cl_entity_t *ent = gEngfuncs.GetEntityByIndex( RI.currententity->index );
+			cl_entity_t *ent = CL_GetEntityByIndex( RI.currententity->index );
 			memcpy( ent->attachment, RI.currententity->attachment, sizeof( vec3_t ) * 4 );
 		}
 	}
@@ -3335,7 +3330,7 @@ void R_DrawStudioModel( cl_entity_t *e )
 	{
 		if( e->curstate.movetype == MOVETYPE_FOLLOW && e->curstate.aiment > 0 )
 		{
-			cl_entity_t *parent = gEngfuncs.GetEntityByIndex( e->curstate.aiment );
+			cl_entity_t *parent = CL_GetEntityByIndex( e->curstate.aiment );
 
 			if( parent && parent->model && parent->model->type == mod_studio )
 			{
@@ -3371,7 +3366,7 @@ void R_RunViewmodelEvents( void )
 	if( !RP_NORMALPASS() || ENGINE_GET_PARM( PARM_LOCAL_HEALTH ) <= 0 || !CL_IsViewEntityLocalPlayer())
 		return;
 
-	RI.currententity = gEngfuncs.GetViewModel();
+	RI.currententity = tr.viewent;
 
 	if( !RI.currententity->model || RI.currententity->model->type != mod_studio )
 		return;
@@ -3393,7 +3388,7 @@ R_GatherPlayerLight
 */
 void R_GatherPlayerLight( void )
 {
-	cl_entity_t	*view = gEngfuncs.GetViewModel();
+	cl_entity_t	*view = tr.viewent;
 	colorVec		c;
 
 	tr.ignore_lightgamma = true;
@@ -3409,7 +3404,7 @@ R_DrawViewModel
 */
 void R_DrawViewModel( void )
 {
-	cl_entity_t	*view = gEngfuncs.GetViewModel();
+	cl_entity_t	*view = tr.viewent;
 
 	R_GatherPlayerLight();
 
@@ -3610,7 +3605,7 @@ void Mod_StudioUnloadTextures( void *data )
 
 static model_t *pfnModelHandle( int modelindex )
 {
-	return gEngfuncs.pfnGetModelByIndex( modelindex );
+	return CL_ModelHandle( modelindex );
 }
 
 static void *pfnMod_CacheCheck( struct cache_user_s *c )

utils/mdldec/mdldec.c

@@ -385,7 +385,7 @@ static qboolean LoadMDL( const char *modelname )
 			}
 		}
 
-		if( filesize < sizeof( studiohdr_t ) || filesize != model_hdr->length )
+		if( filesize < sizeof( studiohdr_t ) || filesize != texture_hdr->length )
 		{
 			fprintf( stderr, "ERROR: Wrong file size! File %s may be corrupted!\n", texturename );
 			return false;
@@ -427,7 +427,7 @@ static qboolean LoadMDL( const char *modelname )
 				return false;
 			}
 
-			if( filesize < sizeof( studiohdr_t ) || filesize != model_hdr->length )
+			if( filesize < sizeof( studiohdr_t ) || filesize != anim_hdr[i]->length )
 			{
 				fprintf( stderr, "ERROR: Wrong file size! File %s may be corrupted!\n", seqgroupname );
 				return false;

utils/mdldec/smd.c

@@ -123,19 +123,13 @@ ProperBoneRotationZ
 */
 static void ProperBoneRotationZ( vec_t *motion, float angle )
 {
-	float	c, s, x, y;
-	float	rot;
+	float	tmp, rot;
 
 	rot = DEG2RAD( angle );
 
-	s = sin( rot );
-	c = cos( rot );
-
-	x = motion[0];
-	y = motion[1];
-
-	motion[0] = c * x - s * y;
-	motion[1] = s * x + c * y;
+	tmp = motion[0];
+	motion[0] = motion[1];
+	motion[1] = -tmp;
 
 	motion[5] += rot;
 }
@@ -440,9 +434,12 @@ static void WriteFrameInfo( FILE *fp, mstudioanim_t *anim, mstudioseqdesc_t *seq
 
 		if( bone->parent == -1 )
 		{
-			scale = frame / (float)( seqdesc->numframes - 1 );
+			if( seqdesc->numframes > 1 && frame > 0 )
+			{
+				scale = frame / (float)( seqdesc->numframes - 1 );
 
-			VectorMA( motion, scale, seqdesc->linearmovement, motion );
+				VectorMA( motion, scale, seqdesc->linearmovement, motion );
+			}
 
 			ProperBoneRotationZ( motion, 270.0f );
 		}

wscript

@@ -74,7 +74,7 @@ SUBDIRS = [
 	Subproject('3rdparty/gl-wes-v2',    lambda x: not x.env.DEDICATED and x.env.GLWES),
 	Subproject('3rdparty/gl4es',        lambda x: not x.env.DEDICATED and x.env.GL4ES),
 	Subproject('ref/gl',                lambda x: not x.env.DEDICATED and (x.env.GL or x.env.NANOGL or x.env.GLWES or x.env.GL4ES)),
-	Subproject('ref/soft',              lambda x: not x.env.DEDICATED and x.env.SOFT),
+	Subproject('ref/soft',              lambda x: not x.env.DEDICATED and not x.env.SUPPORT_BSP2_FORMAT and x.env.SOFT),
 	Subproject('3rdparty/mainui',       lambda x: not x.env.DEDICATED),
 	Subproject('3rdparty/vgui_support', lambda x: not x.env.DEDICATED),
 	Subproject('stub/client',           lambda x: not x.env.DEDICATED),
@@ -292,6 +292,7 @@ def configure(conf):
 			'-fdiagnostics-color=always',
 
 			# stable diagnostics, forced to error, sorted
+			'-Werror=alloc-size',
 			'-Werror=bool-compare',
 			'-Werror=bool-operation',
 			'-Werror=cast-align=strict',
@@ -321,6 +322,7 @@ def configure(conf):
 			'-Wmisleading-indentation',
 			'-Wstringop-overflow',
 			'-Wunintialized',
+			'-Walloc-zero',
 
 			# disabled, flood
 			# '-Wdouble-promotion',
@@ -356,6 +358,7 @@ def configure(conf):
 	conf.env.ENABLE_FUZZER = conf.options.ENABLE_FUZZER
 	conf.env.DEDICATED     = conf.options.DEDICATED
 	conf.env.SINGLE_BINARY = conf.options.SINGLE_BINARY or conf.env.DEDICATED
+	conf.env.SUPPORT_BSP2_FORMAT = conf.options.SUPPORT_BSP2_FORMAT
 
 	if conf.env.SAILFISH == 'aurora':
 		conf.env.DEFAULT_RPATH = '/usr/share/su.xash.Engine/lib'