+//PF_getsurfacepointattribute, // #486 vector(entity e, float s, float n, float a) getsurfacepointattribute = #486;
+// float SPA_POSITION = 0;
+// float SPA_S_AXIS = 1;
+// float SPA_T_AXIS = 2;
+// float SPA_R_AXIS = 3; // same as SPA_NORMAL
+// float SPA_TEXCOORDS0 = 4;
+// float SPA_LIGHTMAP0_TEXCOORDS = 5;
+// float SPA_LIGHTMAP0_COLOR = 6;
+static void VM_SV_getsurfacepointattribute(void)
+{
+ prvm_edict_t *ed;
+ dp_model_t *model;
+ msurface_t *surface;
+ int pointnum;
+ int attributetype;
+
+ VM_SAFEPARMCOUNT(4, VM_SV_getsurfacepoint);
+ VectorClear(PRVM_G_VECTOR(OFS_RETURN));
+ ed = PRVM_G_EDICT(OFS_PARM0);
+ if (!(model = getmodel(ed)) || !(surface = getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
+ return;
+ // note: this (incorrectly) assumes it is a simple polygon
+ pointnum = (int)PRVM_G_FLOAT(OFS_PARM2);
+ if (pointnum < 0 || pointnum >= surface->num_vertices)
+ return;
+ // FIXME: implement rotation/scaling
+ attributetype = (int) PRVM_G_FLOAT(OFS_PARM3);
+
+ 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));
+ break;
+ // float SPA_S_AXIS = 1;
+ case 1:
+ VectorCopy(&(model->surfmesh.data_svector3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
+ break;
+ // float SPA_T_AXIS = 2;
+ case 2:
+ VectorCopy(&(model->surfmesh.data_tvector3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
+ break;
+ // float SPA_R_AXIS = 3; // same as SPA_NORMAL
+ case 3:
+ VectorCopy(&(model->surfmesh.data_normal3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
+ break;
+ // float SPA_TEXCOORDS0 = 4;
+ case 4: {
+ float *ret = PRVM_G_VECTOR(OFS_RETURN);
+ float *texcoord = &(model->surfmesh.data_texcoordtexture2f + 2 * surface->num_firstvertex)[pointnum * 2];
+ ret[0] = texcoord[0];
+ ret[1] = texcoord[1];
+ ret[2] = 0.0f;
+ break;
+ }
+ // float SPA_LIGHTMAP0_TEXCOORDS = 5;
+ case 5: {
+ float *ret = PRVM_G_VECTOR(OFS_RETURN);
+ float *texcoord = &(model->surfmesh.data_texcoordlightmap2f + 2 * surface->num_firstvertex)[pointnum * 2];
+ ret[0] = texcoord[0];
+ ret[1] = texcoord[1];
+ ret[2] = 0.0f;
+ break;
+ }
+ // float SPA_LIGHTMAP0_COLOR = 6;
+ case 6:
+ // ignore alpha for now..
+ VectorCopy( &(model->surfmesh.data_lightmapcolor4f + 4 * surface->num_firstvertex)[pointnum * 4], PRVM_G_VECTOR(OFS_RETURN));
+ break;
+ default:
+ VectorSet( PRVM_G_VECTOR(OFS_RETURN), 0.0f, 0.0f, 0.0f );
+ break;
+ }
+}