X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=clvm_cmds.c;h=bf8ae0a176cca4951ccdbd731d27b596218f966b;hp=1c6222a39f0f678bb51ded123124701e62101fdd;hb=66f008be9b269495cd15f0e0339b32820956a142;hpb=e7a93776d7db4fd5d8e3292e4949a69c3ee0020f

diff --git a/clvm_cmds.c b/clvm_cmds.c
index 1c6222a3..bf8ae0a1 100644
--- a/clvm_cmds.c
+++ b/clvm_cmds.c
@@ -4,6 +4,8 @@
 #include "csprogs.h"
 #include "cl_collision.h"
 #include "r_shadow.h"
+#include "jpeg.h"
+#include "image.h"
 
 //============================================================================
 // Client
@@ -18,8 +20,10 @@
 //4 feature darkplaces csqc: add builtin to clientside qc for reading triangles of model meshes (useful to orient a ui along a triangle of a model mesh)
 //4 feature darkplaces csqc: add builtins to clientside qc for gl calls
 
+extern cvar_t v_flipped;
+
 sfx_t *S_FindName(const char *name);
-int Sbar_GetPlayer (int index);
+int Sbar_GetSortedPlayerIndex (int index);
 void Sbar_SortFrags (void);
 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
 void CSQC_RelinkAllEntities (int drawmask);
@@ -77,7 +81,7 @@ void VM_CL_setmodel (void)
 {
 	prvm_edict_t	*e;
 	const char		*m;
-	model_t *mod;
+	dp_model_t *mod;
 	int				i;
 
 	VM_SAFEPARMCOUNT(2, VM_CL_setmodel);
@@ -115,7 +119,7 @@ void VM_CL_setmodel (void)
 	if( mod ) {
 		// TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
 		//SetMinMaxSize (e, mod->normalmins, mod->normalmaxs);
-	} 
+	}
 	else
 	{
 		SetMinMaxSize (e, vec3_origin, vec3_origin);
@@ -226,12 +230,23 @@ static void VM_CL_spawn (void)
 	VM_RETURN_EDICT(ed);
 }
 
+void CL_VM_SetTraceGlobals(const trace_t *trace, int svent)
+{
+	prvm_eval_t *val;
+	VM_SetTraceGlobals(trace);
+	if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_networkentity)))
+		val->_float = svent;
+}
+
+#define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
+#define CL_HitNetworkPlayers(move)     !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
+
 // #16 float(vector v1, vector v2, float movetype, entity ignore) traceline
 static void VM_CL_traceline (void)
 {
 	float	*v1, *v2;
 	trace_t	trace;
-	int		move;
+	int		move, svent;
 	prvm_edict_t	*ent;
 
 	VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
@@ -243,12 +258,12 @@ static void VM_CL_traceline (void)
 	move = (int)PRVM_G_FLOAT(OFS_PARM2);
 	ent = PRVM_G_EDICT(OFS_PARM3);
 
-	if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v1[2]) || IS_NAN(v2[2]))
+	if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
 		PRVM_ERROR("%s: NAN errors detected in traceline('%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
 
-	trace = CL_Move(v1, vec3_origin, vec3_origin, v2, move, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
+	trace = CL_Move(v1, vec3_origin, vec3_origin, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
 
-	VM_SetTraceGlobals(&trace);
+	CL_VM_SetTraceGlobals(&trace, svent);
 }
 
 /*
@@ -267,7 +282,7 @@ static void VM_CL_tracebox (void)
 {
 	float	*v1, *v2, *m1, *m2;
 	trace_t	trace;
-	int		move;
+	int		move, svent;
 	prvm_edict_t	*ent;
 
 	VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
@@ -281,15 +296,15 @@ static void VM_CL_tracebox (void)
 	move = (int)PRVM_G_FLOAT(OFS_PARM4);
 	ent = PRVM_G_EDICT(OFS_PARM5);
 
-	if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v1[2]) || IS_NAN(v2[2]))
+	if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
 		PRVM_ERROR("%s: NAN errors detected in tracebox('%f %f %f', '%f %f %f', '%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], m1[0], m1[1], m1[2], m2[0], m2[1], m2[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
 
-	trace = CL_Move(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
+	trace = CL_Move(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
 
-	VM_SetTraceGlobals(&trace);
+	CL_VM_SetTraceGlobals(&trace, svent);
 }
 
-trace_t CL_Trace_Toss (prvm_edict_t *tossent, prvm_edict_t *ignore)
+trace_t CL_Trace_Toss (prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
 {
 	int i;
 	float gravity;
@@ -339,6 +354,7 @@ static void VM_CL_tracetoss (void)
 	trace_t	trace;
 	prvm_edict_t	*ent;
 	prvm_edict_t	*ignore;
+	int svent;
 
 	prog->xfunction->builtinsprofile += 600;
 
@@ -352,9 +368,9 @@ static void VM_CL_tracetoss (void)
 	}
 	ignore = PRVM_G_EDICT(OFS_PARM1);
 
-	trace = CL_Trace_Toss (ent, ignore);
+	trace = CL_Trace_Toss (ent, ignore, &svent);
 
-	VM_SetTraceGlobals(&trace);
+	CL_VM_SetTraceGlobals(&trace, svent);
 }
 
 
@@ -363,7 +379,7 @@ void VM_CL_precache_model (void)
 {
 	const char	*name;
 	int			i;
-	model_t		*m;
+	dp_model_t		*m;
 
 	VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
 
@@ -377,14 +393,14 @@ void VM_CL_precache_model (void)
 		}
 	}
 	PRVM_G_FLOAT(OFS_RETURN) = 0;
-	m = Mod_ForName(name, false, false, false);
+	m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
 	if(m && m->loaded)
 	{
 		for (i = 0;i < MAX_MODELS;i++)
 		{
 			if (!cl.csqc_model_precache[i])
 			{
-				cl.csqc_model_precache[i] = (model_t*)m;
+				cl.csqc_model_precache[i] = (dp_model_t*)m;
 				PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
 				return;
 			}
@@ -419,8 +435,16 @@ static void VM_CL_findradius (void)
 	vec3_t			org, eorg, mins, maxs;
 	int				i, numtouchedicts;
 	prvm_edict_t	*touchedicts[MAX_EDICTS];
+	int             chainfield;
 
-	VM_SAFEPARMCOUNT(2, VM_CL_findradius);
+	VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
+
+	if(prog->argc == 3)
+		chainfield = PRVM_G_INT(OFS_PARM2);
+	else
+		chainfield = prog->fieldoffsets.chain;
+	if(chainfield < 0)
+		PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
 
 	chain = (prvm_edict_t *)prog->edicts;
 
@@ -462,7 +486,7 @@ static void VM_CL_findradius (void)
 			VectorMAMAM(1, eorg, -0.5f, ent->fields.client->mins, -0.5f, ent->fields.client->maxs, eorg);
 		if (DotProduct(eorg, eorg) < radius2)
 		{
-			ent->fields.client->chain = PRVM_EDICT_TO_PROG(chain);
+			PRVM_EDICTFIELDVALUE(ent, chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
 			chain = ent;
 		}
 	}
@@ -689,6 +713,7 @@ void VM_CL_R_ClearScene (void)
 	r_refdef.view.ortho_x = scr_fov.value * (3.0 / 4.0) * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
 	r_refdef.view.ortho_y = scr_fov.value * (3.0 / 4.0);
 	r_refdef.view.clear = true;
+	r_refdef.view.isoverlay = false;
 	// FIXME: restore cl.csqc_origin
 	// FIXME: restore cl.csqc_angles
 	cl.csqc_vidvars.drawworld = true;
@@ -750,31 +775,31 @@ void VM_CL_R_SetView (void)
 	switch(c)
 	{
 	case VF_MIN:
-		r_refdef.view.x = (int)(f[0] * vid.width / vid_conwidth.value);
-		r_refdef.view.y = (int)(f[1] * vid.height / vid_conheight.value);
+		r_refdef.view.x = (int)(f[0]);
+		r_refdef.view.y = (int)(f[1]);
 		break;
 	case VF_MIN_X:
-		r_refdef.view.x = (int)(k * vid.width / vid_conwidth.value);
+		r_refdef.view.x = (int)(k);
 		break;
 	case VF_MIN_Y:
-		r_refdef.view.y = (int)(k * vid.height / vid_conheight.value);
+		r_refdef.view.y = (int)(k);
 		break;
 	case VF_SIZE:
-		r_refdef.view.width = (int)(f[0] * vid.width / vid_conwidth.value);
-		r_refdef.view.height = (int)(f[1] * vid.height / vid_conheight.value);
-		break;
-	case VF_SIZE_Y:
-		r_refdef.view.width = (int)(k * vid.width / vid_conwidth.value);
+		r_refdef.view.width = (int)(f[0]);
+		r_refdef.view.height = (int)(f[1]);
 		break;
 	case VF_SIZE_X:
-		r_refdef.view.height = (int)(k * vid.height / vid_conheight.value);
+		r_refdef.view.width = (int)(k);
+		break;
+	case VF_SIZE_Y:
+		r_refdef.view.height = (int)(k);
 		break;
 	case VF_VIEWPORT:
-		r_refdef.view.x = (int)(f[0] * vid.width / vid_conwidth.value);
-		r_refdef.view.y = (int)(f[1] * vid.height / vid_conheight.value);
+		r_refdef.view.x = (int)(f[0]);
+		r_refdef.view.y = (int)(f[1]);
 		f = PRVM_G_VECTOR(OFS_PARM2);
-		r_refdef.view.width = (int)(f[0] * vid.width / vid_conwidth.value);
-		r_refdef.view.height = (int)(f[1] * vid.height / vid_conheight.value);
+		r_refdef.view.width = (int)(f[0]);
+		r_refdef.view.height = (int)(f[1]);
 		break;
 	case VF_FOV:
 		r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
@@ -843,7 +868,7 @@ void VM_CL_R_SetView (void)
 		r_refdef.view.useperspective = k != 0;
 		break;
 	case VF_CLEARSCREEN:
-		r_refdef.view.clear = k ? true : false;
+		r_refdef.view.isoverlay = !k;
 		break;
 	default:
 		PRVM_G_FLOAT(OFS_RETURN) = 0;
@@ -853,32 +878,55 @@ void VM_CL_R_SetView (void)
 	PRVM_G_FLOAT(OFS_RETURN) = 1;
 }
 
-//#304 void() renderscene (EXT_CSQC)
-void VM_CL_R_RenderScene (void)
-{
-	VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
-	// we need to update any RENDER_VIEWMODEL entities at this point because
-	// csqc supplies its own view matrix
-	CL_UpdateViewEntities();
-	// now draw stuff!
-	R_RenderView();
-}
-
-//#305 void(vector org, float radius, vector lightcolours) adddynamiclight (EXT_CSQC)
+//#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
 void VM_CL_R_AddDynamicLight (void)
 {
-	float		*pos, *col;
-	matrix4x4_t	matrix;
-	VM_SAFEPARMCOUNTRANGE(3, 3, VM_CL_R_AddDynamicLight);
+	vec_t *org;
+	float radius = 300;
+	vec_t *col;
+	int style = -1;
+	const char *cubemapname = NULL;
+	int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
+	float coronaintensity = 1;
+	float coronasizescale = 0.25;
+	qboolean castshadow = true;
+	float ambientscale = 0;
+	float diffusescale = 1;
+	float specularscale = 1;
+	matrix4x4_t matrix;
+	vec3_t forward, left, up;
+	VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
 
 	// if we've run out of dlights, just return
 	if (r_refdef.scene.numlights >= MAX_DLIGHTS)
 		return;
 
-	pos = PRVM_G_VECTOR(OFS_PARM0);
+	org = PRVM_G_VECTOR(OFS_PARM0);
+	radius = PRVM_G_FLOAT(OFS_PARM1);
 	col = PRVM_G_VECTOR(OFS_PARM2);
-	Matrix4x4_CreateFromQuakeEntity(&matrix, pos[0], pos[1], pos[2], 0, 0, 0, PRVM_G_FLOAT(OFS_PARM1));
-	R_RTLight_Update(&r_refdef.scene.lights[r_refdef.scene.numlights++], false, &matrix, col, -1, NULL, true, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
+	if (prog->argc >= 4)
+	{
+		style = (int)PRVM_G_FLOAT(OFS_PARM3);
+		if (style >= MAX_LIGHTSTYLES)
+		{
+			Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
+			style = -1;
+		}
+	}
+	if (prog->argc >= 5)
+		cubemapname = PRVM_G_STRING(OFS_PARM4);
+	if (prog->argc >= 6)
+		pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
+	coronaintensity = (pflags & PFLAGS_CORONA) != 0;
+	castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
+
+	VectorScale(prog->globals.client->v_forward, radius, forward);
+	VectorScale(prog->globals.client->v_right, -radius, left);
+	VectorScale(prog->globals.client->v_up, radius, up);
+	Matrix4x4_FromVectors(&matrix, forward, left, up, org);
+
+	R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &matrix, col, style, cubemapname, castshadow, coronaintensity, coronasizescale, ambientscale, diffusescale, specularscale, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
+	r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
 }
 
 //============================================================================
@@ -891,7 +939,9 @@ static void VM_CL_unproject (void)
 
 	VM_SAFEPARMCOUNT(1, VM_CL_unproject);
 	f = PRVM_G_VECTOR(OFS_PARM0);
-	VectorSet(temp, f[2], f[0] * f[2] * -r_refdef.view.frustum_x * 2.0 / r_refdef.view.width, f[1] * f[2] * -r_refdef.view.frustum_y * 2.0 / r_refdef.view.height);
+	if(v_flipped.integer)
+		f[0] = r_refdef.view.x + r_refdef.view.width - f[0];
+	VectorSet(temp, f[2], (-1.0 + 2.0 * (f[0] - r_refdef.view.x)) / r_refdef.view.width * f[2] * -r_refdef.view.frustum_x, (-1.0 + 2.0 * (f[1] - r_refdef.view.y))  / r_refdef.view.height * f[2] * -r_refdef.view.frustum_y);
 	Matrix4x4_Transform(&r_refdef.view.matrix, temp, PRVM_G_VECTOR(OFS_RETURN));
 }
 
@@ -906,7 +956,9 @@ static void VM_CL_project (void)
 	f = PRVM_G_VECTOR(OFS_PARM0);
 	Matrix4x4_Invert_Simple(&m, &r_refdef.view.matrix);
 	Matrix4x4_Transform(&m, f, v);
-	VectorSet(PRVM_G_VECTOR(OFS_RETURN), v[1]/v[0]/-r_refdef.view.frustum_x*0.5*r_refdef.view.width, v[2]/v[0]/-r_refdef.view.frustum_y*r_refdef.view.height*0.5, v[0]);
+	if(v_flipped.integer)
+		v[1] = -v[1];
+	VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x + r_refdef.view.width*0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x), r_refdef.view.y + r_refdef.view.height*0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y), v[0]);
 }
 
 //#330 float(float stnum) getstatf (EXT_CSQC)
@@ -1020,7 +1072,7 @@ static void VM_CL_setmodelindex (void)
 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
 static void VM_CL_modelnameforindex (void)
 {
-	model_t *model;
+	dp_model_t *model;
 
 	VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
 
@@ -1053,6 +1105,8 @@ static void VM_CL_trailparticles (void)
 	start	= PRVM_G_VECTOR(OFS_PARM2);
 	end		= PRVM_G_VECTOR(OFS_PARM3);
 
+	if (i < 0)
+		return;
 	CL_ParticleEffect(i, VectorDistance(start, end), start, end, t->fields.client->velocity, t->fields.client->velocity, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
 }
 
@@ -1066,6 +1120,8 @@ static void VM_CL_pointparticles (void)
 	f = PRVM_G_VECTOR(OFS_PARM1);
 	v = PRVM_G_VECTOR(OFS_PARM2);
 	n = (int)PRVM_G_FLOAT(OFS_PARM3);
+	if (i < 0)
+		return;
 	CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
 }
 
@@ -1084,20 +1140,37 @@ static void VM_CL_setcursormode (void)
 	cl_ignoremousemoves = 2;
 }
 
+//#344 vector() getmousepos (EXT_CSQC)
+static void VM_CL_getmousepos(void)
+{
+	VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
+
+	if (key_consoleactive || key_dest != key_game)
+		VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
+	else if (cl.csqc_wantsmousemove)
+		VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
+	else
+		VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
+}
+
 //#345 float(float framenum) getinputstate (EXT_CSQC)
 static void VM_CL_getinputstate (void)
 {
 	int i, frame;
 	VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
 	frame = (int)PRVM_G_FLOAT(OFS_PARM0);
-	for (i = 0;i < cl.movement_numqueue;i++)
-		if (cl.movement_queue[i].sequence == frame)
+	PRVM_G_FLOAT(OFS_RETURN) = false;
+	for (i = 0;i < CL_MAX_USERCMDS;i++)
+	{
+		if (cl.movecmd[i].sequence == frame)
 		{
-			VectorCopy(cl.movement_queue[i].viewangles, prog->globals.client->input_angles);
-			//prog->globals.client->input_buttons = cl.movement_queue[i].//FIXME
-			VectorCopy(cl.movement_queue[i].move, prog->globals.client->input_movevalues);
-			prog->globals.client->input_timelength = cl.movement_queue[i].frametime;
-			if(cl.movement_queue[i].crouch)
+			VectorCopy(cl.movecmd[i].viewangles, prog->globals.client->input_angles);
+			prog->globals.client->input_buttons = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
+			prog->globals.client->input_movevalues[0] = cl.movecmd[i].forwardmove;
+			prog->globals.client->input_movevalues[1] = cl.movecmd[i].sidemove;
+			prog->globals.client->input_movevalues[2] = cl.movecmd[i].upmove;
+			prog->globals.client->input_timelength = cl.movecmd[i].frametime;
+			if(cl.movecmd[i].crouch)
 			{
 				VectorCopy(cl.playercrouchmins, prog->globals.client->pmove_mins);
 				VectorCopy(cl.playercrouchmaxs, prog->globals.client->pmove_maxs);
@@ -1107,7 +1180,9 @@ static void VM_CL_getinputstate (void)
 				VectorCopy(cl.playerstandmins, prog->globals.client->pmove_mins);
 				VectorCopy(cl.playerstandmaxs, prog->globals.client->pmove_maxs);
 			}
+			PRVM_G_FLOAT(OFS_RETURN) = true;
 		}
+	}
 }
 
 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
@@ -1136,8 +1211,9 @@ static void VM_CL_getplayerkey (void)
 	PRVM_G_INT(OFS_RETURN) = OFS_NULL;
 	Sbar_SortFrags();
 
-	i = Sbar_GetPlayer(i);
-	if(i < 0)
+	if (i < 0)
+		i = Sbar_GetSortedPlayerIndex(-1-i);
+	if(i < 0 || i >= cl.maxclients)
 		return;
 
 	t[0] = 0;
@@ -1146,28 +1222,28 @@ static void VM_CL_getplayerkey (void)
 		strlcpy(t, cl.scores[i].name, sizeof(t));
 	else
 		if(!strcasecmp(c, "frags"))
-			sprintf(t, "%i", cl.scores[i].frags);
+			dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
 	else
 		if(!strcasecmp(c, "ping"))
-			sprintf(t, "%i", cl.scores[i].qw_ping);
+			dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
 	else
 		if(!strcasecmp(c, "pl"))
-			sprintf(t, "%i", cl.scores[i].qw_packetloss);
+			dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
 	else
 		if(!strcasecmp(c, "entertime"))
-			sprintf(t, "%f", cl.scores[i].qw_entertime);
+			dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
 	else
 		if(!strcasecmp(c, "colors"))
-			sprintf(t, "%i", cl.scores[i].colors);
+			dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
 	else
 		if(!strcasecmp(c, "topcolor"))
-			sprintf(t, "%i", cl.scores[i].colors & 0xf0);
+			dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
 	else
 		if(!strcasecmp(c, "bottomcolor"))
-			sprintf(t, "%i", (cl.scores[i].colors &15)<<4);
+			dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
 	else
 		if(!strcasecmp(c, "viewentity"))
-			sprintf(t, "%i", i+1);
+			dpsnprintf(t, sizeof(t), "%i", i+1);
 	if(!t[0])
 		return;
 	PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
@@ -1263,6 +1339,55 @@ static void VM_CL_ReadFloat (void)
 	PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat();
 }
 
+//#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
+extern cvar_t cl_readpicture_force;
+static void VM_CL_ReadPicture (void)
+{
+	const char *name;
+	unsigned char *data;
+	unsigned char *buf;
+	int size;
+	int i;
+	cachepic_t *pic;
+
+	VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
+
+	name = MSG_ReadString();
+	size = MSG_ReadShort();
+
+	// check if a texture of that name exists
+	// if yes, it is used and the data is discarded
+	// if not, the (low quality) data is used to build a new texture, whose name will get returned
+
+	pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
+
+	if(size)
+	{
+		if(pic->tex == r_texture_notexture)
+			pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
+		if(pic->tex && !cl_readpicture_force.integer)
+		{
+			// texture found and loaded
+			// skip over the jpeg as we don't need it
+			for(i = 0; i < size; ++i)
+				MSG_ReadByte();
+		}
+		else
+		{
+			// texture not found
+			// use the attached jpeg as texture
+			buf = (unsigned char *) Mem_Alloc(tempmempool, size);
+			MSG_ReadBytes(size, buf);
+			data = JPEG_LoadImage_BGRA(buf, size);
+			Mem_Free(buf);
+			Draw_NewPic(name, image_width, image_height, false, data);
+			Mem_Free(data);
+		}
+	}
+
+	PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(name);
+}
+
 //////////////////////////////////////////////////////////
 
 static void VM_CL_makestatic (void)
@@ -1292,10 +1417,10 @@ static void VM_CL_makestatic (void)
 		// copy it to the current state
 		memset(staticent, 0, sizeof(*staticent));
 		staticent->render.model = CL_GetModelByIndex((int)ent->fields.client->modelindex);
-		staticent->render.frame1 = staticent->render.frame2 = (int)ent->fields.client->frame;
-		staticent->render.framelerp = 0;
+		staticent->render.framegroupblend[0].frame = (int)ent->fields.client->frame;
+		staticent->render.framegroupblend[0].lerp = 1;
 		// make torchs play out of sync
-		staticent->render.frame1time = staticent->render.frame2time = lhrandom(-10, -1);
+		staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
 		staticent->render.skinnum = (int)ent->fields.client->skin;
 		staticent->render.effects = (int)ent->fields.client->effects;
 		staticent->render.alpha = 1;
@@ -1780,9 +1905,9 @@ static void VM_CL_te_flamejet (void)
 //====================================================================
 //DP_QC_GETSURFACE
 
-extern void clippointtosurface(model_t *model, msurface_t *surface, vec3_t p, vec3_t out);
+extern void clippointtosurface(dp_model_t *model, msurface_t *surface, vec3_t p, vec3_t out);
 
-static msurface_t *cl_getsurface(model_t *model, int surfacenum)
+static msurface_t *cl_getsurface(dp_model_t *model, int surfacenum)
 {
 	if (surfacenum < 0 || surfacenum >= model->nummodelsurfaces)
 		return NULL;
@@ -1792,7 +1917,7 @@ static msurface_t *cl_getsurface(model_t *model, int surfacenum)
 // #434 float(entity e, float s) getsurfacenumpoints
 static void VM_CL_getsurfacenumpoints(void)
 {
-	model_t *model;
+	dp_model_t *model;
 	msurface_t *surface;
 	VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenumpoints);
 	// return 0 if no such surface
@@ -1810,7 +1935,7 @@ static void VM_CL_getsurfacenumpoints(void)
 static void VM_CL_getsurfacepoint(void)
 {
 	prvm_edict_t *ed;
-	model_t *model;
+	dp_model_t *model;
 	msurface_t *surface;
 	int pointnum;
 	VM_SAFEPARMCOUNT(3, VM_CL_getsurfacenumpoints);
@@ -1837,7 +1962,7 @@ static void VM_CL_getsurfacepoint(void)
 static void VM_CL_getsurfacepointattribute(void)
 {
 	prvm_edict_t *ed;
-	model_t *model;
+	dp_model_t *model;
 	msurface_t *surface;
 	int pointnum;
 	int attributetype;
@@ -1858,7 +1983,7 @@ static void VM_CL_getsurfacepointattribute(void)
 	switch( attributetype ) {
 		// float SPA_POSITION = 0;
 		case 0:
-			VectorAdd(&(model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex)[pointnum * 3], ed->fields.server->origin, PRVM_G_VECTOR(OFS_RETURN));
+			VectorAdd(&(model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex)[pointnum * 3], ed->fields.client->origin, PRVM_G_VECTOR(OFS_RETURN));
 			break;
 		// float SPA_S_AXIS = 1;
 		case 1:
@@ -1903,7 +2028,7 @@ static void VM_CL_getsurfacepointattribute(void)
 // #436 vector(entity e, float s) getsurfacenormal
 static void VM_CL_getsurfacenormal(void)
 {
-	model_t *model;
+	dp_model_t *model;
 	msurface_t *surface;
 	vec3_t normal;
 	VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenormal);
@@ -1922,7 +2047,7 @@ static void VM_CL_getsurfacenormal(void)
 // #437 string(entity e, float s) getsurfacetexture
 static void VM_CL_getsurfacetexture(void)
 {
-	model_t *model;
+	dp_model_t *model;
 	msurface_t *surface;
 	VM_SAFEPARMCOUNT(2, VM_CL_getsurfacetexture);
 	PRVM_G_INT(OFS_RETURN) = OFS_NULL;
@@ -1938,7 +2063,7 @@ static void VM_CL_getsurfacenearpoint(void)
 	vec3_t clipped, p;
 	vec_t dist, bestdist;
 	prvm_edict_t *ed;
-	model_t *model = NULL;
+	dp_model_t *model = NULL;
 	msurface_t *surface;
 	vec_t *point;
 	VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenearpoint);
@@ -1981,7 +2106,7 @@ static void VM_CL_getsurfacenearpoint(void)
 static void VM_CL_getsurfaceclippedpoint(void)
 {
 	prvm_edict_t *ed;
-	model_t *model;
+	dp_model_t *model;
 	msurface_t *surface;
 	vec3_t p, out;
 	VM_SAFEPARMCOUNT(3, VM_CL_getsurfaceclippedpoint);
@@ -2004,7 +2129,7 @@ void VM_CL_setattachment (void)
 	const char *tagname;
 	prvm_eval_t *v;
 	int modelindex;
-	model_t *model;
+	dp_model_t *model;
 	VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
 
 	e = PRVM_G_EDICT(OFS_PARM0);
@@ -2052,13 +2177,85 @@ void VM_CL_setattachment (void)
 
 int CL_GetTagIndex (prvm_edict_t *e, const char *tagname)
 {
-	model_t *model = CL_GetModelFromEdict(e);
+	dp_model_t *model = CL_GetModelFromEdict(e);
 	if (model)
 		return Mod_Alias_GetTagIndexForName(model, (int)e->fields.client->skin, tagname);
 	else
 		return -1;
 };
 
+int CL_GetExtendedTagInfo (prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
+{
+	int r;
+	dp_model_t *model;
+	int frame;
+
+	*tagname = NULL;
+	*parentindex = 0;
+	Matrix4x4_CreateIdentity(tag_localmatrix);
+
+	if (tagindex >= 0
+	 && (model = CL_GetModelFromEdict(e))
+	 && model->animscenes)
+	{
+		frame = (int)e->fields.client->frame;
+		if (frame < 0 || frame >= model->numframes)
+			frame = 0;
+
+		r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)e->fields.client->skin, model->animscenes[frame].firstframe, tagindex - 1, parentindex, tagname, tag_localmatrix);
+
+		if(!r) // success?
+			*parentindex += 1;
+
+		return r;
+	}
+
+	return 1;
+}
+
+void CL_GetEntityMatrix (prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
+{
+	prvm_eval_t *val;
+	float scale;
+	float pitchsign;
+	dp_model_t *model;
+
+	scale = 1;
+	val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
+	if (val && val->_float != 0)
+		scale = val->_float;
+
+	// TODO do we need the same weird angle inverting logic here as in the server side case?
+	if(viewmatrix)
+		Matrix4x4_CreateFromQuakeEntity(out, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], scale * cl_viewmodel_scale.value);
+	else
+	{
+		pitchsign = 1;
+		if ((model = CL_GetModelFromEdict(ent)) && model->type == mod_alias)
+			pitchsign = -1;
+		Matrix4x4_CreateFromQuakeEntity(out, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], pitchsign * ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], scale);
+	}
+}
+
+
+int CL_GetEntityLocalTagMatrix(prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
+{
+	int frame;
+	dp_model_t *model;
+	if (tagindex >= 0
+	 && (model = CL_GetModelFromEdict(ent))
+	 && model->animscenes)
+	{
+		// if model has wrong frame, engine automatically switches to model first frame
+		frame = (int)ent->fields.client->frame;
+		if (frame < 0 || frame >= model->numframes)
+			frame = 0;
+		return Mod_Alias_GetTagMatrix(model, model->animscenes[frame].firstframe, tagindex, out);
+	}
+	*out = identitymatrix;
+	return 0;
+}
+
 // Warnings/errors code:
 // 0 - normal (everything all-right)
 // 1 - world entity
@@ -2071,12 +2268,11 @@ extern cvar_t cl_bobcycle;
 extern cvar_t cl_bobup;
 int CL_GetTagMatrix (matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
 {
+	int ret;
 	prvm_eval_t *val;
-	int reqframe, attachloop;
+	int attachloop;
 	matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
-	prvm_edict_t *attachent;
-	model_t *model;
-	float scale;
+	dp_model_t *model;
 
 	*out = identitymatrix; // warnings and errors return identical matrix
 
@@ -2086,80 +2282,40 @@ int CL_GetTagMatrix (matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
 		return 2;
 
 	model = CL_GetModelFromEdict(ent);
-
 	if(!model)
 		return 3;
 
-	if (ent->fields.client->frame >= 0 && ent->fields.client->frame < model->numframes && model->animscenes)
-		reqframe = model->animscenes[(int)ent->fields.client->frame].firstframe;
-	else
-		reqframe = 0; // if model has wrong frame, engine automatically switches to model first frame
-
-	// get initial tag matrix
-	if (tagindex)
+	tagmatrix = identitymatrix;
+	attachloop = 0;
+	for(;;)
 	{
-		int ret = Mod_Alias_GetTagMatrix(model, reqframe, tagindex - 1, &tagmatrix);
-		if (ret)
+		if(attachloop >= 256)
+			return 5;
+		// apply transformation by child's tagindex on parent entity and then
+		// by parent entity itself
+		ret = CL_GetEntityLocalTagMatrix(ent, tagindex - 1, &attachmatrix);
+		if(ret && attachloop == 0)
 			return ret;
-	}
-	else
-		tagmatrix = identitymatrix;
-
-	if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_entity)) && val->edict)
-	{ // DP_GFX_QUAKE3MODELTAGS, scan all chain and stop on unattached entity
-		attachloop = 0;
-		do
+		CL_GetEntityMatrix(ent, &entitymatrix, false);
+		Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
+		Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
+		// next iteration we process the parent entity
+		if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_entity)) && val->edict)
 		{
-			attachent = PRVM_EDICT_NUM(val->edict); // to this it entity our entity is attached
-			val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_index);
-
-			model = CL_GetModelFromEdict(attachent);
-
-			if (model && val->_float >= 1 && model->animscenes && attachent->fields.client->frame >= 0 && attachent->fields.client->frame < model->numframes)
-				Mod_Alias_GetTagMatrix(model, model->animscenes[(int)attachent->fields.client->frame].firstframe, (int)val->_float - 1, &attachmatrix);
-			else
-				attachmatrix = identitymatrix;
-
-			// apply transformation by child entity matrix
-			scale = 1;
-			val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
-			if (val && val->_float != 0)
-				scale = val->_float;
-			Matrix4x4_CreateFromQuakeEntity(&entitymatrix, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], -ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], scale);
-			Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
-			Matrix4x4_Copy(&tagmatrix, out);
-
-			// finally transformate by matrix of tag on parent entity
-			Matrix4x4_Concat(out, &attachmatrix, &tagmatrix);
-			Matrix4x4_Copy(&tagmatrix, out);
-
-			ent = attachent;
-			attachloop += 1;
-			if (attachloop > 255) // prevent runaway looping
-				return 5;
+			tagindex = (int)PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_index)->_float;
+			ent = PRVM_EDICT_NUM(val->edict);
 		}
-		while ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_entity)) && val->edict);
+		else
+			break;
+		attachloop++;
 	}
 
-	// normal or RENDER_VIEWMODEL entity (or main parent entity on attach chain)
-	scale = 1;
-	val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
-	if (val && val->_float != 0)
-		scale = val->_float;
-	// Alias models have inverse pitch, bmodels can't have tags, so don't check for modeltype...
-	Matrix4x4_CreateFromQuakeEntity(&entitymatrix, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], -ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], scale);
-	Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
-
+	// RENDER_VIEWMODEL magic
 	if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && (RF_VIEWMODEL & (int)val->_float))
-	{// RENDER_VIEWMODEL magic
+	{
 		Matrix4x4_Copy(&tagmatrix, out);
 
-		scale = 1;
-		val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
-		if (val && val->_float != 0)
-			scale = val->_float;
-
-		Matrix4x4_CreateFromQuakeEntity(&entitymatrix, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], scale);
+		CL_GetEntityMatrix(prog->edicts, &entitymatrix, true);
 		Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
 
 		/*
@@ -2229,14 +2385,35 @@ void VM_CL_gettaginfo (void)
 	prvm_edict_t *e;
 	int tagindex;
 	matrix4x4_t tag_matrix;
+	matrix4x4_t tag_localmatrix;
+	int parentindex;
+	const char *tagname;
 	int returncode;
+	prvm_eval_t *val;
+	vec3_t fo, le, up, trans;
 
 	VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
 
 	e = PRVM_G_EDICT(OFS_PARM0);
 	tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
 	returncode = CL_GetTagMatrix(&tag_matrix, e, tagindex);
-	Matrix4x4_ToVectors(&tag_matrix, prog->globals.client->v_forward, prog->globals.client->v_right, prog->globals.client->v_up, PRVM_G_VECTOR(OFS_RETURN));
+	Matrix4x4_ToVectors(&tag_matrix, prog->globals.client->v_forward, le, prog->globals.client->v_up, PRVM_G_VECTOR(OFS_RETURN));
+	VectorScale(le, -1, prog->globals.client->v_right);
+	CL_GetExtendedTagInfo(e, tagindex, &parentindex, &tagname, &tag_localmatrix);
+	Matrix4x4_ToVectors(&tag_localmatrix, fo, le, up, trans);
+
+	if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_parent)))
+		val->_float = parentindex;
+	if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_name)))
+		val->string = tagname ? PRVM_SetTempString(tagname) : 0;
+	if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_offset)))
+		VectorCopy(trans, val->vector);
+	if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_forward)))
+		VectorCopy(fo, val->vector);
+	if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_right)))
+		VectorScale(le, -1, val->vector);
+	if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_up)))
+		VectorCopy(up, val->vector);
 
 	switch(returncode)
 	{
@@ -2270,13 +2447,14 @@ typedef struct vmpolygons_triangle_s
 {
 	rtexture_t		*texture;
 	int				drawflag;
-	int				element3i[3];
+	unsigned short	elements[3];
 }vmpolygons_triangle_t;
 
 typedef struct vmpolygons_s
 {
 	mempool_t		*pool;
 	qboolean		initialized;
+	double          progstarttime;
 
 	int				max_vertices;
 	int				num_vertices;
@@ -2287,7 +2465,7 @@ typedef struct vmpolygons_s
 	int				max_triangles;
 	int				num_triangles;
 	vmpolygons_triangle_t *data_triangles;
-	int				*data_sortedelement3i;
+	unsigned short	*data_sortedelement3s;
 
 	qboolean		begin_active;
 	rtexture_t		*begin_texture;
@@ -2301,19 +2479,37 @@ typedef struct vmpolygons_s
 // FIXME: make VM_CL_R_Polygon functions use Debug_Polygon functions?
 vmpolygons_t vmpolygons[PRVM_MAXPROGS];
 
+//#304 void() renderscene (EXT_CSQC)
+// moved that here to reset the polygons,
+// resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
+// --blub
+void VM_CL_R_RenderScene (void)
+{
+	vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
+	VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
+	// we need to update any RENDER_VIEWMODEL entities at this point because
+	// csqc supplies its own view matrix
+	CL_UpdateViewEntities();
+	// now draw stuff!
+	R_RenderView();
+
+	polys->num_vertices = polys->num_triangles = 0;
+	polys->progstarttime = prog->starttime;
+}
+
 static void VM_ResizePolygons(vmpolygons_t *polys)
 {
 	float *oldvertex3f = polys->data_vertex3f;
 	float *oldcolor4f = polys->data_color4f;
 	float *oldtexcoord2f = polys->data_texcoord2f;
 	vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
-	int *oldsortedelement3i = polys->data_sortedelement3i;
-	polys->max_vertices = polys->max_triangles*3;
+	unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
+	polys->max_vertices = min(polys->max_triangles*3, 65536);
 	polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
 	polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
 	polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
 	polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
-	polys->data_sortedelement3i = (int *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(int[3]));
+	polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
 	if (polys->num_vertices)
 	{
 		memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
@@ -2323,7 +2519,7 @@ static void VM_ResizePolygons(vmpolygons_t *polys)
 	if (polys->num_triangles)
 	{
 		memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
-		memcpy(polys->data_sortedelement3i, oldsortedelement3i, polys->num_triangles*sizeof(int[3]));
+		memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
 	}
 	if (oldvertex3f)
 		Mem_Free(oldvertex3f);
@@ -2333,8 +2529,8 @@ static void VM_ResizePolygons(vmpolygons_t *polys)
 		Mem_Free(oldtexcoord2f);
 	if (oldtriangles)
 		Mem_Free(oldtriangles);
-	if (oldsortedelement3i)
-		Mem_Free(oldsortedelement3i);
+	if (oldsortedelement3s)
+		Mem_Free(oldsortedelement3s);
 }
 
 static void VM_InitPolygons (vmpolygons_t* polys)
@@ -2350,23 +2546,31 @@ static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t
 {
 	int surfacelistindex;
 	vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
+	if(polys->progstarttime != prog->starttime) // from other progs? won't draw these (this can cause crashes!)
+		return;
+	R_Mesh_ResetTextureState();
 	R_Mesh_Matrix(&identitymatrix);
 	GL_CullFace(GL_NONE);
 	R_Mesh_VertexPointer(polys->data_vertex3f, 0, 0);
 	R_Mesh_ColorPointer(polys->data_color4f, 0, 0);
 	R_Mesh_TexCoordPointer(0, 2, polys->data_texcoord2f, 0, 0);
 	R_SetupGenericShader(true);
+
 	for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
 	{
 		int numtriangles = 0;
 		rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
 		int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
+		// this can't call _DrawQ_ProcessDrawFlag, but should be in sync with it
+		// FIXME factor this out
 		if(drawflag == DRAWFLAG_ADDITIVE)
 			GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
 		else if(drawflag == DRAWFLAG_MODULATE)
 			GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
 		else if(drawflag == DRAWFLAG_2XMODULATE)
 			GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
+		else if(drawflag == DRAWFLAG_SCREEN)
+			GL_BlendFunc(GL_ONE_MINUS_DST_COLOR,GL_ONE);
 		else
 			GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 		R_Mesh_TexBind(0, R_GetTexture(tex));
@@ -2375,10 +2579,10 @@ static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t
 		{
 			if (polys->data_triangles[surfacelist[surfacelistindex]].texture != tex || polys->data_triangles[surfacelist[surfacelistindex]].drawflag != drawflag)
 				break;
-			VectorCopy(polys->data_triangles[surfacelist[surfacelistindex]].element3i, polys->data_sortedelement3i + 3*numtriangles);
+			VectorCopy(polys->data_triangles[surfacelist[surfacelistindex]].elements, polys->data_sortedelement3s + 3*numtriangles);
 			numtriangles++;
 		}
-		R_Mesh_Draw(0, polys->num_vertices, numtriangles, polys->data_sortedelement3i, 0, 0);
+		R_Mesh_Draw(0, polys->num_vertices, 0, numtriangles, NULL, polys->data_sortedelement3s, 0, 0);
 	}
 }
 
@@ -2391,7 +2595,7 @@ void VMPolygons_Store(vmpolygons_t *polys)
 		mesh.texture = polys->begin_texture;
 		mesh.num_vertices = polys->begin_vertices;
 		mesh.num_triangles = polys->begin_vertices-2;
-		mesh.data_element3i = polygonelements;
+		mesh.data_element3s = polygonelements;
 		mesh.data_vertex3f = polys->begin_vertex[0];
 		mesh.data_color4f = polys->begin_color[0];
 		mesh.data_texcoord2f = polys->begin_texcoord[0];
@@ -2406,19 +2610,26 @@ void VMPolygons_Store(vmpolygons_t *polys)
 			polys->max_triangles *= 2;
 			VM_ResizePolygons(polys);
 		}
-		memcpy(polys->data_vertex3f + polys->num_vertices * 3, polys->begin_vertex[0], polys->num_vertices * sizeof(float[3]));
-		memcpy(polys->data_color4f + polys->num_vertices * 4, polys->begin_color[0], polys->num_vertices * sizeof(float[4]));
-		memcpy(polys->data_texcoord2f + polys->num_vertices * 2, polys->begin_texcoord[0], polys->num_vertices * sizeof(float[2]));
-		for (i = 0;i < polys->begin_vertices-2;i++)
+		if (polys->num_vertices + polys->begin_vertices <= polys->max_vertices)
 		{
-			polys->data_triangles[polys->num_triangles].texture = polys->begin_texture;
-			polys->data_triangles[polys->num_triangles].drawflag = polys->begin_drawflag;
-			polys->data_triangles[polys->num_triangles].element3i[0] = polys->num_vertices;
-			polys->data_triangles[polys->num_triangles].element3i[1] = polys->num_vertices + i+1;
-			polys->data_triangles[polys->num_triangles].element3i[2] = polys->num_vertices + i+2;
-			polys->num_triangles++;
+			// needle in a haystack!
+			// polys->num_vertices was used for copying where we actually want to copy begin_vertices
+			// that also caused it to not render the first polygon that is added
+			// --blub
+			memcpy(polys->data_vertex3f + polys->num_vertices * 3, polys->begin_vertex[0], polys->begin_vertices * sizeof(float[3]));
+			memcpy(polys->data_color4f + polys->num_vertices * 4, polys->begin_color[0], polys->begin_vertices * sizeof(float[4]));
+			memcpy(polys->data_texcoord2f + polys->num_vertices * 2, polys->begin_texcoord[0], polys->begin_vertices * sizeof(float[2]));
+			for (i = 0;i < polys->begin_vertices-2;i++)
+			{
+				polys->data_triangles[polys->num_triangles].texture = polys->begin_texture;
+				polys->data_triangles[polys->num_triangles].drawflag = polys->begin_drawflag;
+				polys->data_triangles[polys->num_triangles].elements[0] = polys->num_vertices;
+				polys->data_triangles[polys->num_triangles].elements[1] = polys->num_vertices + i+1;
+				polys->data_triangles[polys->num_triangles].elements[2] = polys->num_vertices + i+2;
+				polys->num_triangles++;
+			}
+			polys->num_vertices += polys->begin_vertices;
 		}
-		polys->num_vertices += polys->begin_vertices;
 	}
 	polys->begin_active = false;
 }
@@ -2440,32 +2651,65 @@ void VM_CL_AddPolygonsToMeshQueue (void)
 
 	for (i = 0;i < polys->num_triangles;i++)
 	{
-		VectorMAMAM(1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].element3i[0], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].element3i[1], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].element3i[2], center);
+		VectorMAMAM(1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[0], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[1], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[2], center);
 		R_MeshQueue_AddTransparent(center, VM_DrawPolygonCallback, NULL, i, NULL);
 	}
 
-	polys->num_triangles = 0;
-	polys->num_vertices = 0;
+	/*polys->num_triangles = 0; // now done after rendering the scene,
+	  polys->num_vertices = 0;  // otherwise it's not rendered at all and prints an error message --blub */
 }
 
 //void(string texturename, float flag) R_BeginPolygon
 void VM_CL_R_PolygonBegin (void)
 {
 	const char		*picname;
+	skinframe_t     *sf;
 	vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
+	int tf;
+
+	// TODO instead of using skinframes here (which provides the benefit of
+	// better management of flags, and is more suited for 3D rendering), what
+	// about supporting Q3 shaders?
 
 	VM_SAFEPARMCOUNT(2, VM_CL_R_PolygonBegin);
 
 	if (!polys->initialized)
 		VM_InitPolygons(polys);
+	if(polys->progstarttime != prog->starttime)
+	{
+		// from another progs? then reset the polys first (fixes crashes on map change, because that can make skinframe textures invalid)
+		polys->num_vertices = polys->num_triangles = 0;
+		polys->progstarttime = prog->starttime;
+	}
 	if (polys->begin_active)
 	{
 		VM_Warning("VM_CL_R_PolygonBegin: called twice without VM_CL_R_PolygonBegin after first\n");
 		return;
 	}
 	picname = PRVM_G_STRING(OFS_PARM0);
-	polys->begin_texture = picname[0] ? Draw_CachePic (picname)->tex : r_texture_white;
-	polys->begin_drawflag = (int)PRVM_G_FLOAT(OFS_PARM1);
+
+	sf = NULL;
+	if(*picname)
+	{
+		tf = TEXF_ALPHA;
+		if((int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MIPMAP)
+			tf |= TEXF_MIPMAP;
+
+		do
+		{
+			sf = R_SkinFrame_FindNextByName(sf, picname);
+		}
+		while(sf && sf->textureflags != tf);
+
+		if(!sf || !sf->base)
+			sf = R_SkinFrame_LoadExternal(picname, tf, true);
+
+		if(sf)
+			R_SkinFrame_MarkUsed(sf);
+	}
+
+	polys->begin_texture = (sf && sf->base) ? sf->base : r_texture_white;
+	polys->begin_drawflag = (int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MASK;
 	polys->begin_vertices = 0;
 	polys->begin_active = true;
 }
@@ -2620,7 +2864,7 @@ realcheck:
 	start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
 	start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
 	stop[2] = start[2] - 2*sv_stepheight.value;
-	trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
+	trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, false, NULL, true);
 
 	if (trace.fraction == 1.0)
 		return false;
@@ -2633,7 +2877,7 @@ realcheck:
 			start[0] = stop[0] = x ? maxs[0] : mins[0];
 			start[1] = stop[1] = y ? maxs[1] : mins[1];
 
-			trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
+			trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, false, NULL, true);
 
 			if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
 				bottom = trace.endpos[2];
@@ -2658,7 +2902,7 @@ qboolean CL_movestep (prvm_edict_t *ent, vec3_t move, qboolean relink, qboolean
 	float		dz;
 	vec3_t		oldorg, neworg, end, traceendpos;
 	trace_t		trace;
-	int			i;
+	int			i, svent;
 	prvm_edict_t		*enemy;
 	prvm_eval_t	*val;
 
@@ -2682,9 +2926,9 @@ qboolean CL_movestep (prvm_edict_t *ent, vec3_t move, qboolean relink, qboolean
 				if (dz < 30)
 					neworg[2] += 8;
 			}
-			trace = CL_Move (ent->fields.client->origin, ent->fields.client->mins, ent->fields.client->maxs, neworg, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
+			trace = CL_Move (ent->fields.client->origin, ent->fields.client->mins, ent->fields.client->maxs, neworg, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
 			if (settrace)
-				VM_SetTraceGlobals(&trace);
+				CL_VM_SetTraceGlobals(&trace, svent);
 
 			if (trace.fraction == 1)
 			{
@@ -2710,16 +2954,16 @@ qboolean CL_movestep (prvm_edict_t *ent, vec3_t move, qboolean relink, qboolean
 	VectorCopy (neworg, end);
 	end[2] -= sv_stepheight.value*2;
 
-	trace = CL_Move (neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
+	trace = CL_Move (neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
 	if (settrace)
-		VM_SetTraceGlobals(&trace);
+		CL_VM_SetTraceGlobals(&trace, svent);
 
 	if (trace.startsolid)
 	{
 		neworg[2] -= sv_stepheight.value;
-		trace = CL_Move (neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
+		trace = CL_Move (neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
 		if (settrace)
-			VM_SetTraceGlobals(&trace);
+			CL_VM_SetTraceGlobals(&trace, svent);
 		if (trace.startsolid)
 			return false;
 	}
@@ -3178,9 +3422,9 @@ VM_drawfill,					// #323 float(vector position, vector size, vector rgb, float a
 VM_drawsetcliparea,				// #324 void(float x, float y, float width, float height) drawsetcliparea
 VM_drawresetcliparea,			// #325 void(void) drawresetcliparea
 VM_drawcolorcodedstring,		// #326 float drawcolorcodedstring(vector position, string text, vector scale, vector rgb, float alpha, float flag) (EXT_CSQC)
-NULL,							// #327 // FIXME add stringwidth() here?
-NULL,							// #328 // FIXME add drawsubpic() here?
-NULL,							// #329
+VM_stringwidth,                 // #327 // FIXME is this okay?
+VM_drawsubpic,					// #328 // FIXME is this okay?
+VM_drawrotpic,					// #329 // FIXME is this okay?
 VM_CL_getstatf,					// #330 float(float stnum) getstatf (EXT_CSQC)
 VM_CL_getstati,					// #331 float(float stnum) getstati (EXT_CSQC)
 VM_CL_getstats,					// #332 string(float firststnum) getstats (EXT_CSQC)
@@ -3195,7 +3439,7 @@ VM_keynumtostring,				// #340 string(float keynum) keynumtostring (EXT_CSQC)
 VM_stringtokeynum,				// #341 float(string keyname) stringtokeynum (EXT_CSQC)
 VM_CL_getkeybind,				// #342 string(float keynum) getkeybind (EXT_CSQC)
 VM_CL_setcursormode,			// #343 void(float usecursor) setcursormode (EXT_CSQC)
-VM_getmousepos,					// #344 vector() getmousepos (EXT_CSQC)
+VM_CL_getmousepos,				// #344 vector() getmousepos (EXT_CSQC)
 VM_CL_getinputstate,			// #345 float(float framenum) getinputstate (EXT_CSQC)
 VM_CL_setsensitivityscale,		// #346 void(float sens) setsensitivityscale (EXT_CSQC)
 VM_CL_runplayerphysics,			// #347 void() runstandardplayerphysics (EXT_CSQC)
@@ -3347,11 +3591,44 @@ VM_gecko_movemouse,				// #491 void gecko_mousemove( string name, float x, float
 VM_gecko_resize,					// #492 void gecko_resize( string name, float w, float h )
 VM_gecko_get_texture_extent,	// #493 vector gecko_get_texture_extent( string name )
 VM_crc16,						// #494 float(float caseinsensitive, string s, ...) crc16 = #494 (DP_QC_CRC16)
-NULL,							// #495
-NULL,							// #496
-NULL,							// #497
-NULL,							// #498
-NULL,							// #499
+VM_cvar_type,					// #495 float(string name) cvar_type = #495; (DP_QC_CVAR_TYPE)
+VM_numentityfields,				// #496 float() numentityfields = #496; (QP_QC_ENTITYDATA)
+VM_entityfieldname,				// #497 string(float fieldnum) entityfieldname = #497; (DP_QC_ENTITYDATA)
+VM_entityfieldtype,				// #498 float(float fieldnum) entityfieldtype = #498; (DP_QC_ENTITYDATA)
+VM_getentityfieldstring,		// #499 string(float fieldnum, entity ent) getentityfieldstring = #499; (DP_QC_ENTITYDATA)
+VM_putentityfieldstring,		// #500 float(float fieldnum, entity ent, string s) putentityfieldstring = #500; (DP_QC_ENTITYDATA)
+VM_CL_ReadPicture,				// #501 string() ReadPicture = #501;
+NULL,							// #502
+VM_whichpack,					// #503 string(string) whichpack = #503;
+NULL,							// #504
+NULL,							// #505
+NULL,							// #506
+NULL,							// #507
+NULL,							// #508
+NULL,							// #509
+VM_uri_escape,					// #510 string(string in) uri_escape = #510;
+VM_uri_unescape,				// #511 string(string in) uri_unescape = #511;
+VM_etof,					// #512 float(entity ent) num_for_edict = #512 (DP_QC_NUM_FOR_EDICT)
+VM_uri_get,						// #513 float(string uril, float id) uri_get = #512; (DP_QC_URI_GET)
+VM_tokenize_console,					// #514 float(string str) tokenize_console = #514; (DP_QC_TOKENIZE_CONSOLE)
+VM_argv_start_index,					// #515 float(float idx) argv_start_index = #515; (DP_QC_TOKENIZE_CONSOLE)
+VM_argv_end_index,						// #516 float(float idx) argv_end_index = #516; (DP_QC_TOKENIZE_CONSOLE)
+VM_buf_cvarlist,						// #517 void(float buf, string prefix, string antiprefix) buf_cvarlist = #517; (DP_QC_STRINGBUFFERS_CVARLIST)
+VM_cvar_description,					// #518 float(string name) cvar_description = #518; (DP_QC_CVAR_DESCRIPTION)
+VM_gettime,						// #519 float(float timer) gettime = #519; (DP_QC_GETTIME)
+VM_keynumtostring,				// #520 string keynumtostring(float keynum)
+VM_findkeysforcommand,		// #521 string findkeysforcommand(string command)
+NULL,							// #522
+NULL,							// #523
+NULL,							// #524
+NULL,							// #525
+NULL,							// #526
+NULL,							// #527
+NULL,							// #528
+NULL,							// #529
+NULL,							// #530
+NULL,					// #531
+NULL,							// #532
 };
 
 const int vm_cl_numbuiltins = sizeof(vm_cl_builtins) / sizeof(prvm_builtin_t);