X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=model_alias.c;h=d628bf7514946afc8fa3507d18f16b0a34ece9cc;hb=efd89dee09ac8a3c6b31dd71d61dd5bca54ca6eb;hp=6247e5b64162b89f3c86b0ecffe6171fbd503812;hpb=32d73f2e1ef4c7f22b283c21c99eaf6abf223304;p=xonotic%2Fdarkplaces.git

diff --git a/model_alias.c b/model_alias.c
index 6247e5b6..d628bf75 100644
--- a/model_alias.c
+++ b/model_alias.c
@@ -19,6 +19,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
 
 #include "quakedef.h"
+#include "image.h"
+#include "r_shadow.h"
 
 static cvar_t r_mipskins = {CVAR_SAVE, "r_mipskins", "0"};
 
@@ -27,78 +29,75 @@ void Mod_AliasInit (void)
 	Cvar_RegisterVariable(&r_mipskins);
 }
 
-// LordHavoc: proper bounding box considerations
-static float aliasbboxmin[3], aliasbboxmax[3], modelyawradius, modelradius;
-
-static float vertst[MAXALIASVERTS][2];
-static int vertusage[MAXALIASVERTS];
-static int vertonseam[MAXALIASVERTS];
-static int vertremap[MAXALIASVERTS];
-static int temptris[MAXALIASTRIS][3];
+static void Mod_CalcAliasModelBBoxes (void)
+{
+	int vnum, meshnum;
+	float dist, yawradius, radius;
+	aliasmesh_t *mesh;
+	float *v;
+	VectorClear(loadmodel->normalmins);
+	VectorClear(loadmodel->normalmaxs);
+	yawradius = 0;
+	radius = 0;
+	for (meshnum = 0, mesh = loadmodel->aliasdata_meshes;meshnum < loadmodel->aliasnum_meshes;meshnum++, mesh++)
+	{
+		for (vnum = 0, v = mesh->data_aliasvertex3f;vnum < mesh->num_vertices * mesh->num_frames;vnum++, v += 3)
+		{
+			if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
+			if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
+			if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
+			if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
+			if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
+			if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
+			dist = v[0] * v[0] + v[1] * v[1];
+			if (yawradius < dist)
+				yawradius = dist;
+			dist += v[2] * v[2];
+			if (radius < dist)
+				radius = dist;
+		}
+	}
+	radius = sqrt(radius);
+	yawradius = sqrt(yawradius);
+	loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
+	loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
+	loadmodel->yawmins[2] = loadmodel->normalmins[2];
+	loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
+	loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
+	loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
+	loadmodel->radius = radius;
+	loadmodel->radius2 = radius * radius;
+}
 
-static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, trivertx_t *out)
+static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
 {
-	int i, j, invalidnormals = 0;
-	float dist;
+	int i, j;
 	vec3_t temp;
 	for (i = 0;i < inverts;i++)
 	{
 		if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
 			continue;
-
 		temp[0] = v[i].v[0] * scale[0] + translate[0];
 		temp[1] = v[i].v[1] * scale[1] + translate[1];
 		temp[2] = v[i].v[2] * scale[2] + translate[2];
-		// update bounding box
-		if (temp[0] < aliasbboxmin[0]) aliasbboxmin[0] = temp[0];
-		if (temp[1] < aliasbboxmin[1]) aliasbboxmin[1] = temp[1];
-		if (temp[2] < aliasbboxmin[2]) aliasbboxmin[2] = temp[2];
-		if (temp[0] > aliasbboxmax[0]) aliasbboxmax[0] = temp[0];
-		if (temp[1] > aliasbboxmax[1]) aliasbboxmax[1] = temp[1];
-		if (temp[2] > aliasbboxmax[2]) aliasbboxmax[2] = temp[2];
-		dist = temp[0]*temp[0]+temp[1]*temp[1];
-		if (modelyawradius < dist)
-			modelyawradius = dist;
-		dist += temp[2]*temp[2];
-		if (modelradius < dist)
-			modelradius = dist;
-
 		j = vertremap[i]; // not onseam
 		if (j >= 0)
-		{
-			VectorCopy(v[i].v, out[j].v);
-			out[j].lightnormalindex = v[i].lightnormalindex;
-			if (out[j].lightnormalindex >= NUMVERTEXNORMALS)
-			{
-				invalidnormals++;
-				out[j].lightnormalindex = 0;
-			}
-		}
+			VectorCopy(temp, out3f + j * 3);
 		j = vertremap[i+inverts]; // onseam
 		if (j >= 0)
-		{
-			VectorCopy(v[i].v, out[j].v);
-			out[j].lightnormalindex = v[i].lightnormalindex;
-			if (out[j].lightnormalindex >= NUMVERTEXNORMALS)
-			{
-				invalidnormals++;
-				out[j].lightnormalindex = 0;
-			}
-		}
+			VectorCopy(temp, out3f + j * 3);
 	}
-	if (invalidnormals)
-		Con_Printf("Mod_ConvertAliasVerts: \"%s\", %i invalid normal indices found\n", loadmodel->name, invalidnormals);
 }
 
-static void Mod_MDL_LoadFrames (qbyte * datapointer, int inverts, int outverts, vec3_t scale, vec3_t translate)
+static void Mod_MDL_LoadFrames (qbyte* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
 {
-	daliasframetype_t	*pframetype;
-	daliasframe_t		*pinframe;
-	daliasgroup_t		*group;
-	daliasinterval_t	*intervals;
-	int					i, f, pose, groupframes;
-	float				interval;
-	animscene_t			*scene;
+	int i, f, pose, groupframes;
+	float interval;
+	daliasframetype_t *pframetype;
+	daliasframe_t *pinframe;
+	daliasgroup_t *group;
+	daliasinterval_t *intervals;
+	animscene_t *scene;
 	pose = 0;
 	scene = loadmodel->animscenes;
 	for (f = 0;f < loadmodel->numframes;f++)
@@ -124,7 +123,7 @@ static void Mod_MDL_LoadFrames (qbyte * datapointer, int inverts, int outverts,
 
 			interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
 			if (interval < 0.01f)
-				Host_Error("Mod_LoadAliasGroup: invalid interval");
+				Host_Error("Mod_MDL_LoadFrames: invalid interval");
 		}
 
 		// get scene name from first frame
@@ -142,129 +141,107 @@ static void Mod_MDL_LoadFrames (qbyte * datapointer, int inverts, int outverts,
 		{
 			pinframe = (daliasframe_t *)datapointer;
 			datapointer += sizeof(daliasframe_t);
-
-			// convert to MD2 frame headers
-			strcpy(loadmodel->mdlmd2data_frames[pose].name, pinframe->name);
-			VectorCopy(scale, loadmodel->mdlmd2data_frames[pose].scale);
-			VectorCopy(translate, loadmodel->mdlmd2data_frames[pose].translate);
-
-			Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->mdlmd2data_pose + pose * outverts);
+			Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->aliasdata_meshes->data_aliasvertex3f + pose * loadmodel->aliasdata_meshes->num_vertices * 3, vertremap);
+			Mod_BuildTextureVectorsAndNormals(loadmodel->aliasdata_meshes->num_vertices, loadmodel->aliasdata_meshes->num_triangles, loadmodel->aliasdata_meshes->data_aliasvertex3f + pose * loadmodel->aliasdata_meshes->num_vertices * 3, loadmodel->aliasdata_meshes->data_texcoord2f, loadmodel->aliasdata_meshes->data_element3i, loadmodel->aliasdata_meshes->data_aliassvector3f + pose * loadmodel->aliasdata_meshes->num_vertices * 3, loadmodel->aliasdata_meshes->data_aliastvector3f + pose * loadmodel->aliasdata_meshes->num_vertices * 3, loadmodel->aliasdata_meshes->data_aliasnormal3f + pose * loadmodel->aliasdata_meshes->num_vertices * 3);
 			datapointer += sizeof(trivertx_t) * inverts;
 			pose++;
 		}
 	}
 }
 
-static rtexture_t *GL_SkinSplitShirt(qbyte *in, qbyte *out, int width, int height, int bits, char *name, int precache)
+aliaslayer_t mod_alias_layersbuffer[16]; // 7 currently used
+void Mod_BuildAliasSkinFromSkinFrame(aliasskin_t *skin, skinframe_t *skinframe)
 {
-	int i, pixels, passed;
-	qbyte pixeltest[16];
-	for (i = 0;i < 16;i++)
-		pixeltest[i] = (bits & (1 << i)) != 0;
-	pixels = width*height;
-	passed = 0;
-	while(pixels--)
-	{
-		if (pixeltest[*in >> 4] && *in != 0 && *in != 255)
-		{
-			passed++;
-			// turn to white while copying
-			if (*in >= 128 && *in < 224) // backwards ranges
-				*out = (*in & 15) ^ 15;
-			else
-				*out = *in & 15;
-		}
-		else
-			*out = 0;
-		in++;
-		out++;
+	aliaslayer_t *layer;
+
+	memset(&mod_alias_layersbuffer, 0, sizeof(mod_alias_layersbuffer));
+	layer = mod_alias_layersbuffer;
+	layer->flags = ALIASLAYER_SPECULAR;
+	layer->texture = skinframe->gloss;
+	layer->nmap = skinframe->nmap;
+	layer++;
+	if (skinframe->merged != NULL)
+	{
+		layer->flags = ALIASLAYER_DIFFUSE | ALIASLAYER_NODRAW_IF_COLORMAPPED;
+		layer->texture = skinframe->merged;
+		layer->nmap = skinframe->nmap;
+		layer++;
 	}
-	if (passed)
-		return R_LoadTexture (loadmodel->texturepool, name, width, height, out - width*height, TEXTYPE_QPALETTE, (r_mipskins.integer ? TEXF_MIPMAP : 0) | (precache ? TEXF_PRECACHE : 0));
-	else
-		return NULL;
-}
-
-static rtexture_t *GL_SkinSplit(qbyte *in, qbyte *out, int width, int height, int bits, char *name, int precache)
-{
-	int i, pixels, passed;
-	qbyte pixeltest[16];
-	for (i = 0;i < 16;i++)
-		pixeltest[i] = (bits & (1 << i)) != 0;
-	pixels = width*height;
-	passed = 0;
-	while(pixels--)
-	{
-		if (pixeltest[*in >> 4] && *in != 0 && *in != 255)
-		{
-			passed++;
-			*out = *in;
-		}
-		else
-			*out = 0;
-		in++;
-		out++;
+	if (skinframe->base != NULL)
+	{
+		layer->flags = ALIASLAYER_DIFFUSE;
+		if (skinframe->merged != NULL)
+			layer->flags |= ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED;
+		layer->texture = skinframe->base;
+		layer->nmap = skinframe->nmap;
+		layer++;
+	}
+	if (skinframe->pants != NULL)
+	{
+		layer->flags = ALIASLAYER_DIFFUSE | ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED | ALIASLAYER_COLORMAP_PANTS;
+		layer->texture = skinframe->pants;
+		layer->nmap = skinframe->nmap;
+		layer++;
+	}
+	if (skinframe->shirt != NULL)
+	{
+		layer->flags = ALIASLAYER_DIFFUSE | ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED | ALIASLAYER_COLORMAP_SHIRT;
+		layer->texture = skinframe->shirt;
+		layer->nmap = skinframe->nmap;
+		layer++;
 	}
-	if (passed)
-		return R_LoadTexture (loadmodel->texturepool, name, width, height, out - width*height, TEXTYPE_QPALETTE, (r_mipskins.integer ? TEXF_MIPMAP : 0) | (precache ? TEXF_PRECACHE : 0));
-	else
-		return NULL;
-}
 
-static void Mod_LoadSkin (char *basename, qbyte *skindata, qbyte *skintemp, int width, int height, skinframe_t *skinframe, int precache)
-{
-	skinframe->base   = loadtextureimagewithmask(loadmodel->texturepool, va("%s_normal", basename), 0, 0, false, r_mipskins.integer, precache);
-	skinframe->fog    = image_masktex;
-	skinframe->pants  = NULL;
-	skinframe->shirt  = NULL;
-	skinframe->glow   = loadtextureimage(loadmodel->texturepool, va("%s_glow"  , basename), 0, 0, false, r_mipskins.integer, precache);
-	skinframe->merged = NULL;
-	if (skinframe->base)
+	if (skinframe->glow != NULL)
 	{
-		skinframe->pants  = loadtextureimage(loadmodel->texturepool, va("%s_pants" , basename), 0, 0, false, r_mipskins.integer, precache);
-		skinframe->shirt  = loadtextureimage(loadmodel->texturepool, va("%s_shirt" , basename), 0, 0, false, r_mipskins.integer, precache);
+		layer->flags = 0;
+		layer->texture = skinframe->glow;
+		layer++;
+		layer->flags = ALIASLAYER_FOG;
+		layer->texture = skinframe->fog;
+		layer++;
 	}
 	else
 	{
-		skinframe->base   = loadtextureimagewithmask(loadmodel->texturepool, basename, 0, 0, false, true, true);
-		skinframe->fog    = image_masktex;
-		if (!skinframe->base)
-		{
-			skinframe->pants  = GL_SkinSplitShirt(skindata, skintemp, width, height, 0x0040, va("%s_pants", basename), false); // pants
-			skinframe->shirt  = GL_SkinSplitShirt(skindata, skintemp, width, height, 0x0002, va("%s_shirt", basename), false); // shirt
-			skinframe->glow   = GL_SkinSplit     (skindata, skintemp, width, height, 0xC000, va("%s_glow", basename), precache); // glow
-			if (skinframe->pants || skinframe->shirt)
-			{
-				skinframe->base   = GL_SkinSplit (skindata, skintemp, width, height, 0x3FBD, va("%s_normal", basename), false); // normal (no special colors)
-				skinframe->merged = GL_SkinSplit (skindata, skintemp, width, height, 0x3FFF, va("%s_body", basename), precache); // body (normal + pants + shirt, but not glow)
-			}
-			else
-				skinframe->base   = GL_SkinSplit (skindata, skintemp, width, height, 0x3FFF, va("%s_base", basename), precache); // no special colors
-			// quake model skins don't have alpha
-			skinframe->fog = NULL;
-		}
+		layer->flags = ALIASLAYER_FOG | ALIASLAYER_FORCEDRAW_IF_FIRSTPASS;
+		layer->texture = skinframe->fog;
+		layer++;
 	}
+
+	skin->flags = 0;
+	// fog texture only exists if some pixels are transparent...
+	if (skinframe->fog != NULL)
+		skin->flags |= ALIASSKIN_TRANSPARENT;
+
+	skin->num_layers = layer - mod_alias_layersbuffer;
+	skin->data_layers = Mem_Alloc(loadmodel->mempool, skin->num_layers * sizeof(aliaslayer_t));
+	memcpy(skin->data_layers, mod_alias_layersbuffer, skin->num_layers * sizeof(aliaslayer_t));
 }
 
 #define BOUNDI(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%d exceeds %d - %d)\n", loadmodel->name, VALUE, MIN, MAX);
 #define BOUNDF(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%f exceeds %f - %f)\n", loadmodel->name, VALUE, MIN, MAX);
-void Mod_LoadAliasModel (model_t *mod, void *buffer)
+extern void R_Model_Alias_Draw(entity_render_t *ent);
+extern void R_Model_Alias_DrawFakeShadow(entity_render_t *ent);
+extern void R_Model_Alias_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius);
+extern void R_Model_Alias_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz);
+void Mod_IDP0_Load(model_t *mod, void *buffer)
 {
-	int						i, j, version, numverts, totalposes, totalskins, skinwidth, skinheight, totalverts, groupframes, groupskins;
-	mdl_t					*pinmodel;
-	stvert_t				*pinstverts;
-	dtriangle_t				*pintriangles;
-	daliasskintype_t		*pinskintype;
-	daliasskingroup_t		*pinskingroup;
-	daliasskininterval_t	*pinskinintervals;
-	daliasframetype_t		*pinframetype;
-	daliasgroup_t			*pinframegroup;
-	float					scales, scalet, scale[3], translate[3], interval;
-	qbyte					*datapointer, *startframes, *startskins;
-	char					name[MAX_QPATH];
-	qbyte					*skintemp = NULL;
-	modelyawradius = 0;
-	modelradius = 0;
+	int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
+	float scales, scalet, scale[3], translate[3], interval;
+	mdl_t *pinmodel;
+	stvert_t *pinstverts;
+	dtriangle_t *pintriangles;
+	daliasskintype_t *pinskintype;
+	daliasskingroup_t *pinskingroup;
+	daliasskininterval_t *pinskinintervals;
+	daliasframetype_t *pinframetype;
+	daliasgroup_t *pinframegroup;
+	qbyte *datapointer, *startframes, *startskins;
+	char name[MAX_QPATH];
+	skinframe_t tempskinframe;
+	animscene_t *tempskinscenes;
+	skinframe_t *tempskinframes;
+	float *vertst;
+	int *vertonseam, *vertremap;
 
 	datapointer = buffer;
 	pinmodel = (mdl_t *)datapointer;
@@ -276,7 +253,15 @@ void Mod_LoadAliasModel (model_t *mod, void *buffer)
 				 loadmodel->name, version, ALIAS_VERSION);
 
 	loadmodel->type = mod_alias;
-	loadmodel->aliastype = ALIASTYPE_MDLMD2;
+	loadmodel->aliastype = ALIASTYPE_ALIAS;
+	loadmodel->DrawSky = NULL;
+	loadmodel->Draw = R_Model_Alias_Draw;
+	loadmodel->DrawFakeShadow = R_Model_Alias_DrawFakeShadow;
+	loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
+	loadmodel->DrawLight = R_Model_Alias_DrawLight;
+
+	loadmodel->aliasnum_meshes = 1;
+	loadmodel->aliasdata_meshes = Mem_Alloc(loadmodel->mempool, sizeof(aliasmesh_t));
 
 	loadmodel->numskins = LittleLong(pinmodel->numskins);
 	BOUNDI(loadmodel->numskins,0,256);
@@ -284,10 +269,10 @@ void Mod_LoadAliasModel (model_t *mod, void *buffer)
 	BOUNDI(skinwidth,0,4096);
 	skinheight = LittleLong (pinmodel->skinheight);
 	BOUNDI(skinheight,0,4096);
-	loadmodel->numverts = numverts = LittleLong(pinmodel->numverts);
-	BOUNDI(loadmodel->numverts,0,MAXALIASVERTS);
-	loadmodel->numtris = LittleLong(pinmodel->numtris);
-	BOUNDI(loadmodel->numtris,0,MAXALIASTRIS);
+	numverts = LittleLong(pinmodel->numverts);
+	BOUNDI(numverts,0,65536);
+	loadmodel->aliasdata_meshes->num_triangles = LittleLong(pinmodel->numtris);
+	BOUNDI(loadmodel->aliasdata_meshes->num_triangles,0,65536 / 3); // max elements limit, rather than max triangles limit
 	loadmodel->numframes = LittleLong(pinmodel->numframes);
 	BOUNDI(loadmodel->numframes,0,65536);
 	loadmodel->synctype = LittleLong (pinmodel->synctype);
@@ -327,10 +312,10 @@ void Mod_LoadAliasModel (model_t *mod, void *buffer)
 	datapointer += sizeof(stvert_t) * numverts;
 
 	pintriangles = (dtriangle_t *)datapointer;
-	datapointer += sizeof(dtriangle_t) * loadmodel->numtris;
+	datapointer += sizeof(dtriangle_t) * loadmodel->aliasdata_meshes->num_triangles;
 
 	startframes = datapointer;
-	totalposes = 0;
+	loadmodel->aliasdata_meshes->num_frames = 0;
 	for (i = 0;i < loadmodel->numframes;i++)
 	{
 		pinframetype = (daliasframetype_t *)datapointer;
@@ -349,12 +334,11 @@ void Mod_LoadAliasModel (model_t *mod, void *buffer)
 		{
 			datapointer += sizeof(daliasframe_t);
 			datapointer += sizeof(trivertx_t) * numverts;
-			totalposes++;
+			loadmodel->aliasdata_meshes->num_frames++;
 		}
 	}
 
 	// load the skins
-	skintemp = Mem_Alloc(tempmempool, skinwidth * skinheight);
 	loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
 	loadmodel->skinframes = Mem_Alloc(loadmodel->mempool, totalskins * sizeof(skinframe_t));
 	totalskins = 0;
@@ -381,7 +365,7 @@ void Mod_LoadAliasModel (model_t *mod, void *buffer)
 
 			interval = LittleFloat(pinskinintervals[0].interval);
 			if (interval < 0.01f)
-				Host_Error("Mod_LoadAliasModel: invalid interval\n");
+				Host_Error("Mod_IDP0_Load: invalid interval\n");
 		}
 
 		sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
@@ -396,152 +380,151 @@ void Mod_LoadAliasModel (model_t *mod, void *buffer)
 				sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
 			else
 				sprintf (name, "%s_%i", loadmodel->name, i);
-			Mod_LoadSkin(name, (qbyte *)datapointer, skintemp, skinwidth, skinheight, loadmodel->skinframes + totalskins, i == 0);
+			if (!Mod_LoadSkinFrame(loadmodel->skinframes + totalskins, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_CLAMP | TEXF_ALPHA, true, false, true))
+				Mod_LoadSkinFrame_Internal(loadmodel->skinframes + totalskins, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_CLAMP | TEXF_ALPHA, true, false, true, (qbyte *)datapointer, skinwidth, skinheight);
 			datapointer += skinwidth * skinheight;
 			totalskins++;
 		}
 	}
-	Mem_Free(skintemp);
+	// check for skins that don't exist in the model, but do exist as external images
+	// (this was added because yummyluv kept pestering me about support for it)
+	for (;;)
+	{
+		sprintf (name, "%s_%i", loadmodel->name, loadmodel->numskins);
+		if (Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_CLAMP | TEXF_ALPHA, true, false, true))
+		{
+			// expand the arrays to make room
+			tempskinscenes = loadmodel->skinscenes;
+			tempskinframes = loadmodel->skinframes;
+			loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
+			loadmodel->skinframes = Mem_Alloc(loadmodel->mempool, (totalskins + 1) * sizeof(skinframe_t));
+			memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
+			memcpy(loadmodel->skinframes, tempskinframes, totalskins * sizeof(skinframe_t));
+			Mem_Free(tempskinscenes);
+			Mem_Free(tempskinframes);
+			// store the info about the new skin
+			strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
+			loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
+			loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
+			loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
+			loadmodel->skinscenes[loadmodel->numskins].loop = true;
+			loadmodel->skinframes[totalskins] = tempskinframe;
+			loadmodel->numskins++;
+			totalskins++;
+		}
+		else
+			break;
+	}
+
+	loadmodel->aliasdata_meshes->num_skins = 0;
+	for (i = 0;i < loadmodel->numskins;i++)
+		loadmodel->aliasdata_meshes->num_skins += loadmodel->skinscenes[i].framecount;
+	loadmodel->aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, loadmodel->aliasdata_meshes->num_skins * sizeof(aliasskin_t));
+
+	// store texture coordinates into temporary array, they will be stored
+	// after usage is determined (triangle data)
+	vertst = Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
+	vertremap = Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
+	vertonseam = vertremap + numverts * 2;
 
-	// store texture coordinates into temporary array, they will be stored after usage is determined (triangle data)
 	scales = 1.0 / skinwidth;
 	scalet = 1.0 / skinheight;
 	for (i = 0;i < numverts;i++)
 	{
 		vertonseam[i] = LittleLong(pinstverts[i].onseam);
-		vertst[i][0] = LittleLong(pinstverts[i].s) * scales;
-		vertst[i][1] = LittleLong(pinstverts[i].t) * scalet;
-		vertst[i+numverts][0] = vertst[i][0] + 0.5;
-		vertst[i+numverts][1] = vertst[i][1];
-		vertusage[i] = 0;
-		vertusage[i+numverts] = 0;
+		vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
+		vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
+		vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
+		vertst[(i+numverts)*2+1] = vertst[i*2+1];
 	}
 
 // load triangle data
-	loadmodel->mdlmd2data_indices = Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->numtris);
+	loadmodel->aliasdata_meshes->data_element3i = Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->aliasdata_meshes->num_triangles);
 
-	// count the vertices used
-	for (i = 0;i < numverts*2;i++)
-		vertusage[i] = 0;
-	for (i = 0;i < loadmodel->numtris;i++)
-	{
-		temptris[i][0] = LittleLong(pintriangles[i].vertindex[0]);
-		temptris[i][1] = LittleLong(pintriangles[i].vertindex[1]);
-		temptris[i][2] = LittleLong(pintriangles[i].vertindex[2]);
+	// read the triangle elements
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_triangles;i++)
+		for (j = 0;j < 3;j++)
+			loadmodel->aliasdata_meshes->data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
+	// validate (note numverts is used because this is the original data)
+	Mod_ValidateElements(loadmodel->aliasdata_meshes->data_element3i, loadmodel->aliasdata_meshes->num_triangles, numverts, __FILE__, __LINE__);
+	// now butcher the elements according to vertonseam and tri->facesfront
+	// and then compact the vertex set to remove duplicates
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_triangles;i++)
 		if (!LittleLong(pintriangles[i].facesfront)) // backface
-		{
-			if (vertonseam[temptris[i][0]]) temptris[i][0] += numverts;
-			if (vertonseam[temptris[i][1]]) temptris[i][1] += numverts;
-			if (vertonseam[temptris[i][2]]) temptris[i][2] += numverts;
-		}
-		vertusage[temptris[i][0]]++;
-		vertusage[temptris[i][1]]++;
-		vertusage[temptris[i][2]]++;
-	}
+			for (j = 0;j < 3;j++)
+				if (vertonseam[loadmodel->aliasdata_meshes->data_element3i[i*3+j]])
+					loadmodel->aliasdata_meshes->data_element3i[i*3+j] += numverts;
+	// count the usage
+	// (this uses vertremap to count usage to save some memory)
+	for (i = 0;i < numverts*2;i++)
+		vertremap[i] = 0;
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_triangles*3;i++)
+		vertremap[loadmodel->aliasdata_meshes->data_element3i[i]]++;
 	// build remapping table and compact array
-	totalverts = 0;
+	loadmodel->aliasdata_meshes->num_vertices = 0;
 	for (i = 0;i < numverts*2;i++)
 	{
-		if (vertusage[i])
+		if (vertremap[i])
 		{
-			vertremap[i] = totalverts;
-			vertst[totalverts][0] = vertst[i][0];
-			vertst[totalverts][1] = vertst[i][1];
-			totalverts++;
+			vertremap[i] = loadmodel->aliasdata_meshes->num_vertices;
+			vertst[loadmodel->aliasdata_meshes->num_vertices*2+0] = vertst[i*2+0];
+			vertst[loadmodel->aliasdata_meshes->num_vertices*2+1] = vertst[i*2+1];
+			loadmodel->aliasdata_meshes->num_vertices++;
 		}
 		else
 			vertremap[i] = -1; // not used at all
 	}
-	loadmodel->numverts = totalverts;
-	// remap the triangle references
-	for (i = 0;i < loadmodel->numtris;i++)
-	{
-		loadmodel->mdlmd2data_indices[i*3+0] = vertremap[temptris[i][0]];
-		loadmodel->mdlmd2data_indices[i*3+1] = vertremap[temptris[i][1]];
-		loadmodel->mdlmd2data_indices[i*3+2] = vertremap[temptris[i][2]];
-	}
+	// remap the elements to the new vertex set
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_triangles * 3;i++)
+		loadmodel->aliasdata_meshes->data_element3i[i] = vertremap[loadmodel->aliasdata_meshes->data_element3i[i]];
 	// store the texture coordinates
-	loadmodel->mdlmd2data_texcoords = Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * totalverts);
-	for (i = 0;i < totalverts;i++)
+	loadmodel->aliasdata_meshes->data_texcoord2f = Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->aliasdata_meshes->num_vertices);
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_vertices;i++)
 	{
-		loadmodel->mdlmd2data_texcoords[i*2+0] = vertst[i][0];
-		loadmodel->mdlmd2data_texcoords[i*2+1] = vertst[i][1];
+		loadmodel->aliasdata_meshes->data_texcoord2f[i*2+0] = vertst[i*2+0];
+		loadmodel->aliasdata_meshes->data_texcoord2f[i*2+1] = vertst[i*2+1];
 	}
 
 // load the frames
 	loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
-	loadmodel->mdlmd2data_frames = Mem_Alloc(loadmodel->mempool, sizeof(md2frame_t) * totalposes);
-	loadmodel->mdlmd2data_pose = Mem_Alloc(loadmodel->mempool, sizeof(trivertx_t) * totalposes * totalverts);
-
-	// LordHavoc: doing proper bbox for model
-	aliasbboxmin[0] = aliasbboxmin[1] = aliasbboxmin[2] = 1000000000;
-	aliasbboxmax[0] = aliasbboxmax[1] = aliasbboxmax[2] = -1000000000;
-
-	Mod_MDL_LoadFrames (startframes, numverts, totalverts, scale, translate);
-
-	modelyawradius = sqrt(modelyawradius);
-	modelradius = sqrt(modelradius);
-	for (j = 0;j < 3;j++)
-	{
-		loadmodel->normalmins[j] = aliasbboxmin[j];
-		loadmodel->normalmaxs[j] = aliasbboxmax[j];
-		loadmodel->rotatedmins[j] = -modelradius;
-		loadmodel->rotatedmaxs[j] = modelradius;
-	}
-	loadmodel->yawmins[0] = loadmodel->yawmins[1] = -(loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelyawradius);
-	loadmodel->yawmins[2] = loadmodel->normalmins[2];
-	loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
-
-	loadmodel->Draw = R_DrawAliasModel;
-	loadmodel->DrawSky = NULL;
-	loadmodel->DrawShadow = NULL;
+	loadmodel->aliasdata_meshes->data_aliasvertex3f = Mem_Alloc(loadmodel->mempool, sizeof(float[4][3]) * loadmodel->aliasdata_meshes->num_frames * loadmodel->aliasdata_meshes->num_vertices);
+	loadmodel->aliasdata_meshes->data_aliassvector3f = loadmodel->aliasdata_meshes->data_aliasvertex3f + loadmodel->aliasdata_meshes->num_frames * loadmodel->aliasdata_meshes->num_vertices * 3 * 1;
+	loadmodel->aliasdata_meshes->data_aliastvector3f = loadmodel->aliasdata_meshes->data_aliasvertex3f + loadmodel->aliasdata_meshes->num_frames * loadmodel->aliasdata_meshes->num_vertices * 3 * 2;
+	loadmodel->aliasdata_meshes->data_aliasnormal3f = loadmodel->aliasdata_meshes->data_aliasvertex3f + loadmodel->aliasdata_meshes->num_frames * loadmodel->aliasdata_meshes->num_vertices * 3 * 3;
+	Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
+	loadmodel->aliasdata_meshes->data_neighbor3i = Mem_Alloc(loadmodel->mempool, loadmodel->aliasdata_meshes->num_triangles * sizeof(int[3]));
+	Mod_BuildTriangleNeighbors(loadmodel->aliasdata_meshes->data_neighbor3i, loadmodel->aliasdata_meshes->data_element3i, loadmodel->aliasdata_meshes->num_triangles);
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_skins;i++)
+		Mod_BuildAliasSkinFromSkinFrame(loadmodel->aliasdata_meshes->data_skins + i, loadmodel->skinframes + i);
+	Mod_CalcAliasModelBBoxes();
+
+	Mem_Free(vertst);
+	Mem_Free(vertremap);
 }
 
-static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, trivertx_t *out, int *vertremap)
+static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
 {
-	int i, invalidnormals = 0;
-	float dist;
+	int i;
 	trivertx_t *in;
-	vec3_t temp;
-	for (i = 0;i < loadmodel->numverts;i++)
+	for (i = 0;i < numverts;i++, out3f += 3)
 	{
 		in = v + vertremap[i];
-		VectorCopy(in->v, out[i].v);
-		temp[0] = in->v[0] * scale[0] + translate[0];
-		temp[1] = in->v[1] * scale[1] + translate[1];
-		temp[2] = in->v[2] * scale[2] + translate[2];
-		// update bounding box
-		if (temp[0] < aliasbboxmin[0]) aliasbboxmin[0] = temp[0];
-		if (temp[1] < aliasbboxmin[1]) aliasbboxmin[1] = temp[1];
-		if (temp[2] < aliasbboxmin[2]) aliasbboxmin[2] = temp[2];
-		if (temp[0] > aliasbboxmax[0]) aliasbboxmax[0] = temp[0];
-		if (temp[1] > aliasbboxmax[1]) aliasbboxmax[1] = temp[1];
-		if (temp[2] > aliasbboxmax[2]) aliasbboxmax[2] = temp[2];
-		dist = temp[0]*temp[0]+temp[1]*temp[1];
-		if (modelyawradius < dist)
-			modelyawradius = dist;
-		dist += temp[2]*temp[2];
-		if (modelradius < dist)
-			modelradius = dist;
-		out[i].lightnormalindex = in->lightnormalindex;
-		if (out[i].lightnormalindex >= NUMVERTEXNORMALS)
-		{
-			invalidnormals++;
-			out[i].lightnormalindex = 0;
-		}
+		out3f[0] = in->v[0] * scale[0] + translate[0];
+		out3f[1] = in->v[1] * scale[1] + translate[1];
+		out3f[2] = in->v[2] * scale[2] + translate[2];
 	}
-	if (invalidnormals)
-		Con_Printf("Mod_MD2_ConvertVerts: \"%s\", %i invalid normal indices found\n", loadmodel->name, invalidnormals);
 }
 
-void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
+void Mod_IDP2_Load(model_t *mod, void *buffer)
 {
-	int *vertremap;
+	int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
+	float *stverts, s, t, scale[3], translate[3];
 	md2_t *pinmodel;
-	qbyte *base;
-	int version, end;
-	int i, j, k, hashindex, num, numxyz, numst, xyz, st;
-	float *stverts, s, t;
+	qbyte *base, *datapointer;
+	md2frame_t *pinframe;
+	char *inskin;
+	md2triangle_t *intri;
+	unsigned short *inst;
 	struct md2verthash_s
 	{
 		struct md2verthash_s *next;
@@ -549,12 +532,6 @@ void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
 		float st[2];
 	}
 	*hash, **md2verthash, *md2verthashdata;
-	qbyte *datapointer;
-	md2frame_t *pinframe;
-	char *inskin;
-	md2triangle_t *intri;
-	unsigned short *inst;
-	int skinwidth, skinheight;
 
 	pinmodel = buffer;
 	base = buffer;
@@ -565,18 +542,20 @@ void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
 			loadmodel->name, version, MD2ALIAS_VERSION);
 
 	loadmodel->type = mod_alias;
-	loadmodel->aliastype = ALIASTYPE_MDLMD2;
-	loadmodel->Draw = R_DrawAliasModel;
+	loadmodel->aliastype = ALIASTYPE_ALIAS;
 	loadmodel->DrawSky = NULL;
-	loadmodel->DrawShadow = NULL;
+	loadmodel->Draw = R_Model_Alias_Draw;
+	loadmodel->DrawFakeShadow = R_Model_Alias_DrawFakeShadow;
+	loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
+	loadmodel->DrawLight = R_Model_Alias_DrawLight;
 
-	if (LittleLong(pinmodel->num_tris < 1) || LittleLong(pinmodel->num_tris) > MD2MAX_TRIANGLES)
+	if (LittleLong(pinmodel->num_tris < 1) || LittleLong(pinmodel->num_tris) > (65536 / 3))
 		Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
-	if (LittleLong(pinmodel->num_xyz < 1) || LittleLong(pinmodel->num_xyz) > MD2MAX_VERTS)
+	if (LittleLong(pinmodel->num_xyz < 1) || LittleLong(pinmodel->num_xyz) > 65536)
 		Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
-	if (LittleLong(pinmodel->num_frames < 1) || LittleLong(pinmodel->num_frames) > MD2MAX_FRAMES)
+	if (LittleLong(pinmodel->num_frames < 1) || LittleLong(pinmodel->num_frames) > 65536)
 		Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
-	if (LittleLong(pinmodel->num_skins < 0) || LittleLong(pinmodel->num_skins) > MAX_SKINS)
+	if (LittleLong(pinmodel->num_skins < 0) || LittleLong(pinmodel->num_skins) > 256)
 		Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
 
 	end = LittleLong(pinmodel->ofs_end);
@@ -591,11 +570,16 @@ void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
 	if (LittleLong(pinmodel->ofs_glcmds <= 0) || LittleLong(pinmodel->ofs_glcmds) >= end)
 		Host_Error ("%s is not a valid model", loadmodel->name);
 
+	loadmodel->aliasnum_meshes = 1;
+	loadmodel->aliasdata_meshes = Mem_Alloc(loadmodel->mempool, sizeof(aliasmesh_t));
+
 	loadmodel->numskins = LittleLong(pinmodel->num_skins);
 	numxyz = LittleLong(pinmodel->num_xyz);
 	numst = LittleLong(pinmodel->num_st);
-	loadmodel->numtris = LittleLong(pinmodel->num_tris);
+	loadmodel->aliasdata_meshes->num_triangles = LittleLong(pinmodel->num_tris);
 	loadmodel->numframes = LittleLong(pinmodel->num_frames);
+	loadmodel->aliasdata_meshes->num_frames = loadmodel->numframes;
+	loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
 
 	loadmodel->flags = 0; // there are no MD2 flags
 	loadmodel->synctype = ST_RAND;
@@ -604,23 +588,29 @@ void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
 	inskin = (void*)(base + LittleLong(pinmodel->ofs_skins));
 	if (loadmodel->numskins)
 	{
-		loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
+		// skins found (most likely not a player model)
 		loadmodel->skinframes = Mem_Alloc(loadmodel->mempool, sizeof(skinframe_t) * loadmodel->numskins);
-		for (i = 0;i < loadmodel->numskins;i++)
-		{
-			loadmodel->skinscenes[i].firstframe = i;
-			loadmodel->skinscenes[i].framecount = 1;
-			loadmodel->skinscenes[i].loop = true;
-			loadmodel->skinscenes[i].framerate = 10;
-			loadmodel->skinframes[i].base = loadtextureimagewithmask (loadmodel->texturepool, inskin, 0, 0, true, r_mipskins.integer, true);
-			loadmodel->skinframes[i].fog = image_masktex;
-			loadmodel->skinframes[i].pants = NULL;
-			loadmodel->skinframes[i].shirt = NULL;
-			loadmodel->skinframes[i].glow = NULL;
-			loadmodel->skinframes[i].merged = NULL;
-			inskin += MD2MAX_SKINNAME;
-		}
+		for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
+			Mod_LoadSkinFrame(loadmodel->skinframes + i, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_CLAMP | TEXF_PRECACHE, true, false, true);
 	}
+	else
+	{
+		// no skins (most likely a player model)
+		loadmodel->numskins = 1;
+		loadmodel->skinframes = Mem_Alloc(loadmodel->mempool, sizeof(skinframe_t) * loadmodel->numskins);
+	}
+	loadmodel->aliasdata_meshes->num_skins = loadmodel->numskins;
+	loadmodel->aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, loadmodel->aliasdata_meshes->num_skins * sizeof(aliasskin_t));
+
+	loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
+	for (i = 0;i < loadmodel->numskins;i++)
+	{
+		loadmodel->skinscenes[i].firstframe = i;
+		loadmodel->skinscenes[i].framecount = 1;
+		loadmodel->skinscenes[i].loop = true;
+		loadmodel->skinscenes[i].framerate = 10;
+	}
+
 
 	// load the triangles and stvert data
 	inst = (void*)(base + LittleLong(pinmodel->ofs_st));
@@ -645,11 +635,11 @@ void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
 	}
 
 	md2verthash = Mem_Alloc(tempmempool, 256 * sizeof(hash));
-	md2verthashdata = Mem_Alloc(tempmempool, loadmodel->numtris * 3 * sizeof(*hash));
+	md2verthashdata = Mem_Alloc(tempmempool, loadmodel->aliasdata_meshes->num_triangles * 3 * sizeof(*hash));
 	// swap the triangle list
 	num = 0;
-	loadmodel->mdlmd2data_indices = Mem_Alloc(loadmodel->mempool, loadmodel->numtris * sizeof(int[3]));
-	for (i = 0;i < loadmodel->numtris;i++)
+	loadmodel->aliasdata_meshes->data_element3i = Mem_Alloc(loadmodel->mempool, loadmodel->aliasdata_meshes->num_triangles * sizeof(int[3]));
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_triangles;i++)
 	{
 		for (j = 0;j < 3;j++)
 		{
@@ -680,53 +670,47 @@ void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
 				hash->next = md2verthash[hashindex];
 				md2verthash[hashindex] = hash;
 			}
-			loadmodel->mdlmd2data_indices[i*3+j] = (hash - md2verthashdata);
+			loadmodel->aliasdata_meshes->data_element3i[i*3+j] = (hash - md2verthashdata);
 		}
 	}
 
 	Mem_Free(stverts);
 
-	loadmodel->numverts = num;
+	numverts = num;
+	loadmodel->aliasdata_meshes->num_vertices = numverts;
 	vertremap = Mem_Alloc(loadmodel->mempool, num * sizeof(int));
-	loadmodel->mdlmd2data_texcoords = Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
+	loadmodel->aliasdata_meshes->data_texcoord2f = Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
 	for (i = 0;i < num;i++)
 	{
 		hash = md2verthashdata + i;
 		vertremap[i] = hash->xyz;
-		loadmodel->mdlmd2data_texcoords[i*2+0] = hash->st[0];
-		loadmodel->mdlmd2data_texcoords[i*2+1] = hash->st[1];
+		loadmodel->aliasdata_meshes->data_texcoord2f[i*2+0] = hash->st[0];
+		loadmodel->aliasdata_meshes->data_texcoord2f[i*2+1] = hash->st[1];
 	}
 
 	Mem_Free(md2verthash);
 	Mem_Free(md2verthashdata);
 
-	// load frames
-	// LordHavoc: doing proper bbox for model
-	aliasbboxmin[0] = aliasbboxmin[1] = aliasbboxmin[2] = 1000000000;
-	aliasbboxmax[0] = aliasbboxmax[1] = aliasbboxmax[2] = -1000000000;
-	modelyawradius = 0;
-	modelradius = 0;
-
-	datapointer = (base + LittleLong(pinmodel->ofs_frames));
 	// load the frames
-	loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
-	loadmodel->mdlmd2data_frames = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(md2frame_t));
-	loadmodel->mdlmd2data_pose = Mem_Alloc(loadmodel->mempool, loadmodel->numverts * loadmodel->numframes * sizeof(trivertx_t));
-
-	for (i = 0;i < loadmodel->numframes;i++)
+	datapointer = (base + LittleLong(pinmodel->ofs_frames));
+	loadmodel->aliasdata_meshes->data_aliasvertex3f = Mem_Alloc(loadmodel->mempool, numverts * loadmodel->aliasdata_meshes->num_frames * sizeof(float[4][3]));
+	loadmodel->aliasdata_meshes->data_aliassvector3f = loadmodel->aliasdata_meshes->data_aliasvertex3f + numverts * loadmodel->aliasdata_meshes->num_frames * 3 * 1;
+	loadmodel->aliasdata_meshes->data_aliastvector3f = loadmodel->aliasdata_meshes->data_aliasvertex3f + numverts * loadmodel->aliasdata_meshes->num_frames * 3 * 2;
+	loadmodel->aliasdata_meshes->data_aliasnormal3f = loadmodel->aliasdata_meshes->data_aliasvertex3f + numverts * loadmodel->aliasdata_meshes->num_frames * 3 * 3;
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_frames;i++)
 	{
 		pinframe = (md2frame_t *)datapointer;
 		datapointer += sizeof(md2frame_t);
-		strcpy(loadmodel->mdlmd2data_frames[i].name, pinframe->name);
 		for (j = 0;j < 3;j++)
 		{
-			loadmodel->mdlmd2data_frames[i].scale[j] = LittleFloat(pinframe->scale[j]);
-			loadmodel->mdlmd2data_frames[i].translate[j] = LittleFloat(pinframe->translate[j]);
+			scale[j] = LittleFloat(pinframe->scale[j]);
+			translate[j] = LittleFloat(pinframe->translate[j]);
 		}
-		Mod_MD2_ConvertVerts (loadmodel->mdlmd2data_frames[i].scale, loadmodel->mdlmd2data_frames[i].translate, (void *)datapointer, &loadmodel->mdlmd2data_pose[i * loadmodel->numverts], vertremap);
+		Mod_MD2_ConvertVerts(scale, translate, (void *)datapointer, loadmodel->aliasdata_meshes->data_aliasvertex3f + i * numverts * 3, numverts, vertremap);
+		Mod_BuildTextureVectorsAndNormals(loadmodel->aliasdata_meshes->num_vertices, loadmodel->aliasdata_meshes->num_triangles, loadmodel->aliasdata_meshes->data_aliasvertex3f + i * loadmodel->aliasdata_meshes->num_vertices * 3, loadmodel->aliasdata_meshes->data_texcoord2f, loadmodel->aliasdata_meshes->data_element3i, loadmodel->aliasdata_meshes->data_aliassvector3f + i * loadmodel->aliasdata_meshes->num_vertices * 3, loadmodel->aliasdata_meshes->data_aliastvector3f + i * loadmodel->aliasdata_meshes->num_vertices * 3, loadmodel->aliasdata_meshes->data_aliasnormal3f + i * loadmodel->aliasdata_meshes->num_vertices * 3);
 		datapointer += numxyz * sizeof(trivertx_t);
 
-		strcpy(loadmodel->animscenes[i].name, loadmodel->mdlmd2data_frames[i].name);
+		strcpy(loadmodel->animscenes[i].name, pinframe->name);
 		loadmodel->animscenes[i].firstframe = i;
 		loadmodel->animscenes[i].framecount = 1;
 		loadmodel->animscenes[i].framerate = 10;
@@ -735,225 +719,351 @@ void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
 
 	Mem_Free(vertremap);
 
-	// LordHavoc: model bbox
-	modelyawradius = sqrt(modelyawradius);
-	modelradius = sqrt(modelradius);
-	for (j = 0;j < 3;j++)
-	{
-		loadmodel->normalmins[j] = aliasbboxmin[j];
-		loadmodel->normalmaxs[j] = aliasbboxmax[j];
-		loadmodel->rotatedmins[j] = -modelradius;
-		loadmodel->rotatedmaxs[j] = modelradius;
-	}
-	loadmodel->yawmins[0] = loadmodel->yawmins[1] = -(loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelyawradius);
-	loadmodel->yawmins[2] = loadmodel->normalmins[2];
-	loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
+	loadmodel->aliasdata_meshes->data_neighbor3i = Mem_Alloc(loadmodel->mempool, loadmodel->aliasdata_meshes->num_triangles * sizeof(int[3]));
+	Mod_BuildTriangleNeighbors(loadmodel->aliasdata_meshes->data_neighbor3i, loadmodel->aliasdata_meshes->data_element3i, loadmodel->aliasdata_meshes->num_triangles);
+	for (i = 0;i < loadmodel->aliasdata_meshes->num_skins;i++)
+		Mod_BuildAliasSkinFromSkinFrame(loadmodel->aliasdata_meshes->data_skins + i, loadmodel->skinframes + i);
+	Mod_CalcAliasModelBBoxes();
 }
 
-static void zymswapintblock(int *m, int size)
+void Mod_IDP3_Load(model_t *mod, void *buffer)
 {
-	size /= 4;
-	while(size--)
+	int i, j, version;
+	md3modelheader_t *pinmodel;
+	md3frameinfo_t *pinframe;
+	md3mesh_t *pinmesh;
+	aliasmesh_t *mesh;
+	skinframe_t tempskinframe;
+
+	pinmodel = buffer;
+
+	if (memcmp(pinmodel->identifier, "IDP3", 4))
+		Host_Error ("%s is not a MD3 (IDP3) file\n", loadmodel->name);
+	version = LittleLong (pinmodel->version);
+	if (version != MD3VERSION)
+		Host_Error ("%s has wrong version number (%i should be %i)",
+			loadmodel->name, version, MD3VERSION);
+
+	loadmodel->type = mod_alias;
+	loadmodel->aliastype = ALIASTYPE_ALIAS;
+	loadmodel->DrawSky = NULL;
+	loadmodel->Draw = R_Model_Alias_Draw;
+	loadmodel->DrawFakeShadow = R_Model_Alias_DrawFakeShadow;
+	loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
+	loadmodel->DrawLight = R_Model_Alias_DrawLight;
+	loadmodel->flags = 0;
+	loadmodel->synctype = ST_RAND;
+
+	// set up some global info about the model
+	loadmodel->numframes = LittleLong(pinmodel->num_frames);
+	loadmodel->numskins = 1;
+	loadmodel->aliasnum_meshes = LittleLong(pinmodel->num_meshes);
+	loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
+	loadmodel->skinscenes[0].firstframe = 0;
+	loadmodel->skinscenes[0].framecount = 1;
+	loadmodel->skinscenes[0].loop = true;
+	loadmodel->skinscenes[0].framerate = 10;
+
+	// load frameinfo
+	loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
+	for (i = 0, pinframe = (md3frameinfo_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
+	{
+		strcpy(loadmodel->animscenes[i].name, pinframe->name);
+		loadmodel->animscenes[i].firstframe = i;
+		loadmodel->animscenes[i].framecount = 1;
+		loadmodel->animscenes[i].framerate = 10;
+		loadmodel->animscenes[i].loop = true;
+	}
+
+	// tags are not loaded yet
+
+	// load meshes
+	loadmodel->aliasdata_meshes = Mem_Alloc(loadmodel->mempool, loadmodel->aliasnum_meshes * sizeof(aliasmesh_t));
+	for (i = 0, pinmesh = (md3mesh_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_meshes));i < loadmodel->aliasnum_meshes;i++, pinmesh = (md3mesh_t *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_end)))
 	{
-		*m = BigLong(*m);
-		m++;
+		if (memcmp(pinmesh->identifier, "IDP3", 4))
+			Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)\n");
+		mesh = loadmodel->aliasdata_meshes + i;
+		mesh->num_skins = loadmodel->numskins;
+		mesh->num_frames = LittleLong(pinmesh->num_frames);
+		mesh->num_vertices = LittleLong(pinmesh->num_vertices);
+		mesh->num_triangles = LittleLong(pinmesh->num_triangles);
+		mesh->data_skins = Mem_Alloc(loadmodel->mempool, mesh->num_skins * sizeof(aliasskin_t));
+		mesh->data_element3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
+		mesh->data_neighbor3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
+		mesh->data_texcoord2f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
+		mesh->data_aliasvertex3f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * mesh->num_frames * sizeof(float[4][3]));
+		mesh->data_aliassvector3f = mesh->data_aliasvertex3f + mesh->num_vertices * mesh->num_frames * 3 * 1;
+		mesh->data_aliastvector3f = mesh->data_aliasvertex3f + mesh->num_vertices * mesh->num_frames * 3 * 2;
+		mesh->data_aliasnormal3f = mesh->data_aliasvertex3f + mesh->num_vertices * mesh->num_frames * 3 * 3;
+		for (j = 0;j < mesh->num_triangles * 3;j++)
+			mesh->data_element3i[j] = LittleLong(((int *)((qbyte *)pinmesh + pinmesh->lump_elements))[j]);
+		for (j = 0;j < mesh->num_vertices;j++)
+		{
+			mesh->data_texcoord2f[j * 2 + 0] = LittleLong(((float *)((qbyte *)pinmesh + pinmesh->lump_texcoords))[j * 2 + 0]);
+			mesh->data_texcoord2f[j * 2 + 1] = LittleLong(((float *)((qbyte *)pinmesh + pinmesh->lump_texcoords))[j * 2 + 1]);
+		}
+		for (j = 0;j < mesh->num_vertices * mesh->num_frames;j++)
+		{
+			mesh->data_aliasvertex3f[j * 3 + 0] = LittleShort(((short *)((qbyte *)pinmesh + pinmesh->lump_framevertices))[j * 4 + 0]) * (1.0f / 64.0f);
+			mesh->data_aliasvertex3f[j * 3 + 1] = LittleShort(((short *)((qbyte *)pinmesh + pinmesh->lump_framevertices))[j * 4 + 1]) * (1.0f / 64.0f);
+			mesh->data_aliasvertex3f[j * 3 + 2] = LittleShort(((short *)((qbyte *)pinmesh + pinmesh->lump_framevertices))[j * 4 + 2]) * (1.0f / 64.0f);
+		}
+		for (j = 0;j < mesh->num_frames;j++)
+			Mod_BuildTextureVectorsAndNormals(mesh->num_vertices, mesh->num_triangles, mesh->data_aliasvertex3f + j * mesh->num_vertices * 3, mesh->data_texcoord2f, mesh->data_element3i, mesh->data_aliassvector3f + j * mesh->num_vertices * 3, mesh->data_aliastvector3f + j * mesh->num_vertices * 3, mesh->data_aliasnormal3f + j * mesh->num_vertices * 3);
+
+		memset(&tempskinframe, 0, sizeof(tempskinframe));
+		if (LittleLong(pinmesh->num_shaders) >= 1 && ((md3shader_t *)((qbyte *) pinmesh + pinmesh->lump_shaders))->name[0])
+			Mod_LoadSkinFrame(&tempskinframe, ((md3shader_t *)((qbyte *) pinmesh + pinmesh->lump_shaders))->name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_CLAMP | TEXF_PRECACHE, true, false, true);
+		Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
+		Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
+		Mod_BuildAliasSkinFromSkinFrame(mesh->data_skins, &tempskinframe);
 	}
+	Mod_CalcAliasModelBBoxes();
 }
 
-void Mod_LoadZymoticModel(model_t *mod, void *buffer)
+extern void R_Model_Zymotic_DrawSky(entity_render_t *ent);
+extern void R_Model_Zymotic_Draw(entity_render_t *ent);
+extern void R_Model_Zymotic_DrawFakeShadow(entity_render_t *ent);
+extern void R_Model_Zymotic_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius);
+extern void R_Model_Zymotic_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz);
+void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer)
 {
-	int i, pbase, *bonecount, numposes;
-	unsigned int count, a, b, c, *renderlist, *renderlistend;
-	rtexture_t **texture;
-	char *shadername;
 	zymtype1header_t *pinmodel, *pheader;
-	zymscene_t *scene;
-	zymbone_t *bone;
-	float corner[2], modelradius;
+	qbyte *pbase;
 
 	pinmodel = (void *)buffer;
-
+	pbase = buffer;
 	if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
-		Host_Error ("Mod_LoadZymoticModel: %s is not a zymotic model\n");
-
+		Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model\n");
 	if (BigLong(pinmodel->type) != 1)
-		Host_Error ("Mod_LoadZymoticModel: only type 1 (skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
+		Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
 
 	loadmodel->type = mod_alias;
 	loadmodel->aliastype = ALIASTYPE_ZYM;
-
-	loadmodel->zymdata_header = pheader = Mem_Alloc(loadmodel->mempool, BigLong(pinmodel->filesize));
-
-	pbase = (int) pheader;
-
-	memcpy(pheader, pinmodel, BigLong(pinmodel->filesize));
+	loadmodel->DrawSky = NULL;
+	loadmodel->Draw = R_Model_Zymotic_Draw;
+	loadmodel->DrawFakeShadow = NULL;//R_Model_Zymotic_DrawFakeShadow;
+	loadmodel->DrawShadowVolume = NULL;//R_Model_Zymotic_DrawShadowVolume;
+	loadmodel->DrawLight = NULL;//R_Model_Zymotic_DrawLight;
 
 	// byteswap header
-#define SWAPLONG(var) var = BigLong(var)
-#define SWAPFLOAT(var) var = BigFloat(var)
-#define SWAPVEC(var) SWAPFLOAT(var[0]);SWAPFLOAT(var[1]);SWAPFLOAT(var[2])
-	SWAPLONG(pheader->type);
-	SWAPLONG(pheader->filesize);
-	SWAPVEC(pheader->mins);
-	SWAPVEC(pheader->maxs);
-	SWAPFLOAT(pheader->radius);
-	SWAPLONG(pheader->numverts);
-	SWAPLONG(pheader->numtris);
-	SWAPLONG(pheader->numshaders);
-	SWAPLONG(pheader->numbones);
-	SWAPLONG(pheader->numscenes);
-
-#define SWAPLUMPINFO(var) SWAPLONG(pheader->lump_##var.start);SWAPLONG(pheader->lump_##var.length)
-	SWAPLUMPINFO(scenes);
-	SWAPLUMPINFO(poses);
-	SWAPLUMPINFO(bones);
-	SWAPLUMPINFO(vertbonecounts);
-	SWAPLUMPINFO(verts);
-	SWAPLUMPINFO(texcoords);
-	SWAPLUMPINFO(render);
-	SWAPLUMPINFO(shaders);
-	SWAPLUMPINFO(trizone);
+	pheader = pinmodel;
+	pheader->type = BigLong(pinmodel->type);
+	pheader->filesize = BigLong(pinmodel->filesize);
+	pheader->mins[0] = BigFloat(pinmodel->mins[0]);
+	pheader->mins[1] = BigFloat(pinmodel->mins[1]);
+	pheader->mins[2] = BigFloat(pinmodel->mins[2]);
+	pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
+	pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
+	pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
+	pheader->radius = BigFloat(pinmodel->radius);
+	pheader->numverts = loadmodel->zymnum_verts = BigLong(pinmodel->numverts);
+	pheader->numtris = loadmodel->zymnum_tris = BigLong(pinmodel->numtris);
+	pheader->numshaders = loadmodel->zymnum_shaders = BigLong(pinmodel->numshaders);
+	pheader->numbones = loadmodel->zymnum_bones = BigLong(pinmodel->numbones);
+	pheader->numscenes = loadmodel->zymnum_scenes = BigLong(pinmodel->numscenes);
+	pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
+	pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
+	pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
+	pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
+	pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
+	pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
+	pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
+	pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
+	pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
+	pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
+	pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
+	pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
+	pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
+	pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
+	pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
+	pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
+	pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
+	pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
 
 	loadmodel->flags = 0; // there are no flags
 	loadmodel->numframes = pheader->numscenes;
 	loadmodel->synctype = ST_SYNC;
-	loadmodel->numtris = pheader->numtris;
+	//loadmodel->numtris = pheader->numtris;
+	//loadmodel->numverts = 0;
 
-	// FIXME: add skin support and texturing and shaders and...
-	loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) + sizeof(skinframe_t));
-	loadmodel->skinscenes[0].firstframe = 0;
-	loadmodel->skinscenes[0].framecount = 1;
-	loadmodel->skinscenes[0].loop = true;
-	loadmodel->skinscenes[0].framerate = 10;
-	loadmodel->skinframes = (void *)(loadmodel->skinscenes + 1);
-	loadmodel->skinframes->base = NULL;
-	loadmodel->skinframes->fog = NULL;
-	loadmodel->skinframes->pants = NULL;
-	loadmodel->skinframes->shirt = NULL;
-	loadmodel->skinframes->glow = NULL;
-	loadmodel->skinframes->merged = NULL;
-	loadmodel->numskins = 1;
-	numposes = pheader->lump_poses.length / sizeof(float[3][4]) / pheader->numbones;
+	{
+		unsigned int i;
+		float modelradius, corner[2];
+		// model bbox
+		modelradius = pheader->radius;
+		for (i = 0;i < 3;i++)
+		{
+			loadmodel->normalmins[i] = pheader->mins[i];
+			loadmodel->normalmaxs[i] = pheader->maxs[i];
+			loadmodel->rotatedmins[i] = -modelradius;
+			loadmodel->rotatedmaxs[i] = modelradius;
+		}
+		corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
+		corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
+		loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
+		if (loadmodel->yawmaxs[0] > modelradius)
+			loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
+		loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
+		loadmodel->yawmins[2] = loadmodel->normalmins[2];
+		loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
+		loadmodel->radius = modelradius;
+		loadmodel->radius2 = modelradius * modelradius;
+	}
+
+	{
+		// FIXME: add shaders, and make them switchable shader sets and...
+		loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) + sizeof(skinframe_t));
+		loadmodel->skinscenes[0].firstframe = 0;
+		loadmodel->skinscenes[0].framecount = 1;
+		loadmodel->skinscenes[0].loop = true;
+		loadmodel->skinscenes[0].framerate = 10;
+		loadmodel->skinframes = (void *)(loadmodel->skinscenes + 1);
+		loadmodel->numskins = 1;
+	}
 
 	// go through the lumps, swapping things
 
-//	zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
-	scene = (void *) (pheader->lump_scenes.start + pbase);
-	loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
-	for (i = 0;i < pheader->numscenes;i++)
-	{
-		SWAPVEC(scene->mins);
-		SWAPVEC(scene->maxs);
-		SWAPFLOAT(scene->radius);
-		SWAPFLOAT(scene->framerate);
-		SWAPLONG(scene->flags);
-		SWAPLONG(scene->start);
-		SWAPLONG(scene->length);
-
-		memcpy(loadmodel->animscenes[i].name, scene->name, 32);
-		loadmodel->animscenes[i].firstframe = scene->start;
-		loadmodel->animscenes[i].framecount = scene->length;
-		loadmodel->animscenes[i].framerate = scene->framerate;
-		loadmodel->animscenes[i].loop = (scene->flags & ZYMSCENEFLAG_NOLOOP) == 0;
-
-		if ((unsigned int) loadmodel->animscenes[i].firstframe >= numposes)
-			Host_Error("Mod_LoadZymoticModel: scene firstframe (%i) >= numposes (%i)\n", loadmodel->animscenes[i].firstframe, numposes);
-		if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > numposes)
-			Host_Error("Mod_LoadZymoticModel: scene firstframe (%i) + framecount (%i) >= numposes (%i)\n", loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
-		if (loadmodel->animscenes[i].framerate < 0)
-			Host_Error("Mod_LoadZymoticModel: scene framerate (%f) < 0\n", loadmodel->animscenes[i].framerate);
-		scene++;
+	{
+		int i, numposes;
+		zymscene_t *scene;
+	//	zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
+		loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
+		scene = (void *) (pheader->lump_scenes.start + pbase);
+		numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
+		for (i = 0;i < pheader->numscenes;i++)
+		{
+			memcpy(loadmodel->animscenes[i].name, scene->name, 32);
+			loadmodel->animscenes[i].firstframe = BigLong(scene->start);
+			loadmodel->animscenes[i].framecount = BigLong(scene->length);
+			loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
+			loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
+			if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
+				Host_Error("Mod_ZYMOTICMODEL_Load: scene firstframe (%i) >= numposes (%i)\n", loadmodel->animscenes[i].firstframe, numposes);
+			if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
+				Host_Error("Mod_ZYMOTICMODEL_Load: scene firstframe (%i) + framecount (%i) >= numposes (%i)\n", loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
+			if (loadmodel->animscenes[i].framerate < 0)
+				Host_Error("Mod_ZYMOTICMODEL_Load: scene framerate (%f) < 0\n", loadmodel->animscenes[i].framerate);
+			scene++;
+		}
 	}
 
-//	zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
-	zymswapintblock((void *) (pheader->lump_poses.start + pbase), pheader->lump_poses.length);
-
-//	zymlump_t lump_bones; // zymbone_t bone[numbones];
-	bone = (void *) (pheader->lump_bones.start + pbase);
-	for (i = 0;i < pheader->numbones;i++)
-	{
-		SWAPLONG(bone[i].flags);
-		SWAPLONG(bone[i].parent);
-		if (bone[i].parent >= i)
-			Host_Error("Mod_LoadZymoticModel: bone[i].parent >= i in %s\n", loadmodel->name);
-	}
-
-//	zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
-	zymswapintblock((void *) (pheader->lump_vertbonecounts.start + pbase), pheader->lump_vertbonecounts.length);
-	bonecount = (void *) (pheader->lump_vertbonecounts.start + pbase);
-	for (i = 0;i < pheader->numbones;i++)
-		if (bonecount[i] < 1)
-			Host_Error("Mod_LoadZymoticModel: bone vertex count < 1 in %s\n", loadmodel->name);
-
-//	zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
-	zymswapintblock((void *) (pheader->lump_verts.start + pbase), pheader->lump_verts.length);
-
-//	zymlump_t lump_texcoords; // float texcoords[numvertices][2];
-	zymswapintblock((void *) (pheader->lump_texcoords.start + pbase), pheader->lump_texcoords.length);
-
-//	zymlump_t lump_render; // int renderlist[rendersize]; // sorted by shader with run lengths (int count), shaders are sequentially used, each run can be used with glDrawElements (each triangle is 3 int indices)
-	zymswapintblock((void *) (pheader->lump_render.start + pbase), pheader->lump_render.length);
-	// validate renderlist and swap winding order of tris
-	renderlist = (void *) (pheader->lump_render.start + pbase);
-	renderlistend = (void *) ((qbyte *) renderlist + pheader->lump_render.length);
-	i = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
-	if (pheader->lump_render.length != i)
-		Host_Error("Mod_LoadZymoticModel: renderlist is wrong size in %s (is %i bytes, should be %i bytes)\n", loadmodel->name, pheader->lump_render.length, i);
-	for (i = 0;i < pheader->numshaders;i++)
-	{
-		if (renderlist >= renderlistend)
-			Host_Error("Mod_LoadZymoticModel: corrupt renderlist in %s (wrong size)\n", loadmodel->name);
-		count = *renderlist++;
-		if (renderlist + count * 3 > renderlistend)
-			Host_Error("Mod_LoadZymoticModel: corrupt renderlist in %s (wrong size)\n", loadmodel->name);
-		while (count--)
+	{
+		int i;
+		float *poses;
+	//	zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
+		loadmodel->zymdata_poses = Mem_Alloc(loadmodel->mempool, pheader->lump_poses.length);
+		poses = (void *) (pheader->lump_poses.start + pbase);
+		for (i = 0;i < pheader->lump_poses.length / 4;i++)
+			loadmodel->zymdata_poses[i] = BigFloat(poses[i]);
+	}
+
+	{
+		int i;
+		zymbone_t *bone;
+	//	zymlump_t lump_bones; // zymbone_t bone[numbones];
+		loadmodel->zymdata_bones = Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(zymbone_t));
+		bone = (void *) (pheader->lump_bones.start + pbase);
+		for (i = 0;i < pheader->numbones;i++)
 		{
-			a = renderlist[0];
-			b = renderlist[1];
-			c = renderlist[2];
-			if (a >= pheader->numverts || b >= pheader->numverts || c >= pheader->numverts)
-				Host_Error("Mod_LoadZymoticModel: corrupt renderlist in %s (out of bounds index)\n", loadmodel->name);
-			renderlist[0] = c;
-			renderlist[1] = b;
-			renderlist[2] = a;
-			renderlist += 3;
+			memcpy(loadmodel->zymdata_bones[i].name, bone[i].name, sizeof(bone[i].name));
+			loadmodel->zymdata_bones[i].flags = BigLong(bone[i].flags);
+			loadmodel->zymdata_bones[i].parent = BigLong(bone[i].parent);
+			if (loadmodel->zymdata_bones[i].parent >= i)
+				Host_Error("Mod_ZYMOTICMODEL_Load: bone[%i].parent >= %i in %s\n", i, i, loadmodel->name);
 		}
 	}
 
-//	zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
-	shadername = (void *) (pheader->lump_shaders.start + pbase);
-	texture = (void *) shadername;
-	for (i = 0;i < pheader->numshaders;i++)
 	{
-		rtexture_t *rt;
-		rt = loadtextureimage(loadmodel->texturepool, shadername, 0, 0, true, r_mipskins.integer, true);
-		shadername += 32;
-		*texture++ = rt; // reuse shader name list for texture pointers
+		int i, *bonecount;
+	//	zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
+		loadmodel->zymdata_vertbonecounts = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
+		bonecount = (void *) (pheader->lump_vertbonecounts.start + pbase);
+		for (i = 0;i < pheader->numverts;i++)
+		{
+			loadmodel->zymdata_vertbonecounts[i] = BigLong(bonecount[i]);
+			if (loadmodel->zymdata_vertbonecounts[i] < 1)
+				Host_Error("Mod_ZYMOTICMODEL_Load: bone vertex count < 1 in %s\n", loadmodel->name);
+		}
 	}
 
-//	zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
-	zymswapintblock((void *) (pheader->lump_trizone.start + pbase), pheader->lump_trizone.length);
+	{
+		int i;
+		zymvertex_t *vertdata;
+	//	zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
+		loadmodel->zymdata_verts = Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
+		vertdata = (void *) (pheader->lump_verts.start + pbase);
+		for (i = 0;i < pheader->lump_verts.length / (int) sizeof(zymvertex_t);i++)
+		{
+			loadmodel->zymdata_verts[i].bonenum = BigLong(vertdata[i].bonenum);
+			loadmodel->zymdata_verts[i].origin[0] = BigFloat(vertdata[i].origin[0]);
+			loadmodel->zymdata_verts[i].origin[1] = BigFloat(vertdata[i].origin[1]);
+			loadmodel->zymdata_verts[i].origin[2] = BigFloat(vertdata[i].origin[2]);
+		}
+	}
 
-	// model bbox
-	modelradius = pheader->radius;
-	for (i = 0;i < 3;i++)
 	{
-		loadmodel->normalmins[i] = pheader->mins[i];
-		loadmodel->normalmaxs[i] = pheader->maxs[i];
-		loadmodel->rotatedmins[i] = -modelradius;
-		loadmodel->rotatedmaxs[i] = modelradius;
-	}
-	corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
-	corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
-	loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
-	if (loadmodel->yawmaxs[0] > modelradius)
-		loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
-	loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
-	loadmodel->yawmins[2] = loadmodel->normalmins[2];
-	loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
+		int i;
+		float *intexcoord2f, *outtexcoord2f;
+	//	zymlump_t lump_texcoords; // float texcoords[numvertices][2];
+		loadmodel->zymdata_texcoords = outtexcoord2f = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(float[2]));
+		intexcoord2f = (void *) (pheader->lump_texcoords.start + pbase);
+		for (i = 0;i < pheader->numverts;i++)
+		{
+			outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
+			// flip T coordinate for OpenGL
+			outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
+		}
+	}
 
-	loadmodel->Draw = R_DrawAliasModel;
-	loadmodel->DrawSky = NULL;
-	loadmodel->DrawShadow = NULL;
-}
+	{
+		int i, count, *renderlist, *renderlistend, *outrenderlist;
+	//	zymlump_t lump_render; // int renderlist[rendersize]; // sorted by shader with run lengths (int count), shaders are sequentially used, each run can be used with glDrawElements (each triangle is 3 int indices)
+		loadmodel->zymdata_renderlist = Mem_Alloc(loadmodel->mempool, pheader->lump_render.length);
+		// byteswap, validate, and swap winding order of tris
+		count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
+		if (pheader->lump_render.length != count)
+			Host_Error("Mod_ZYMOTICMODEL_Load: renderlist is wrong size in %s (is %i bytes, should be %i bytes)\n", loadmodel->name, pheader->lump_render.length, count);
+		outrenderlist = loadmodel->zymdata_renderlist = Mem_Alloc(loadmodel->mempool, count);
+		renderlist = (void *) (pheader->lump_render.start + pbase);
+		renderlistend = (void *) ((qbyte *) renderlist + pheader->lump_render.length);
+		for (i = 0;i < pheader->numshaders;i++)
+		{
+			if (renderlist >= renderlistend)
+				Host_Error("Mod_ZYMOTICMODEL_Load: corrupt renderlist in %s (wrong size)\n", loadmodel->name);
+			count = BigLong(*renderlist);renderlist++;
+			if (renderlist + count * 3 > renderlistend)
+				Host_Error("Mod_ZYMOTICMODEL_Load: corrupt renderlist in %s (wrong size)\n", loadmodel->name);
+			*outrenderlist++ = count;
+			while (count--)
+			{
+				outrenderlist[2] = BigLong(renderlist[0]);
+				outrenderlist[1] = BigLong(renderlist[1]);
+				outrenderlist[0] = BigLong(renderlist[2]);
+				if ((unsigned int)outrenderlist[0] >= (unsigned int)pheader->numverts
+				 || (unsigned int)outrenderlist[1] >= (unsigned int)pheader->numverts
+				 || (unsigned int)outrenderlist[2] >= (unsigned int)pheader->numverts)
+					Host_Error("Mod_ZYMOTICMODEL_Load: corrupt renderlist in %s (out of bounds index)\n", loadmodel->name);
+				renderlist += 3;
+				outrenderlist += 3;
+			}
+		}
+	}
 
+	{
+		int i;
+		char *shadername;
+	//	zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
+		loadmodel->zymdata_textures = Mem_Alloc(loadmodel->mempool, pheader->numshaders * sizeof(rtexture_t *));
+		shadername = (void *) (pheader->lump_shaders.start + pbase);
+		for (i = 0;i < pheader->numshaders;i++)
+			loadmodel->zymdata_textures[i] = loadtextureimage(loadmodel->texturepool, shadername + i * 32, 0, 0, true, TEXF_ALPHA | TEXF_PRECACHE | (r_mipskins.integer ? TEXF_MIPMAP : 0));
+	}
+
+	{
+	//	zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
+		loadmodel->zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
+		memcpy(loadmodel->zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
+	}
+}