api/viewblock

static/js/test.js

@@ -1,13 +1,13 @@
 var camera, scene, renderer;
-var colormapping, geometry;
+var geometry;
 
 init();
 animate();
 
 function getNodePos(x,y,z){ return x + (y * 16) + (z * 256); }
 
-function drawMapblock(posx,posy,posz){
-  m.request("api/mapblock/"+posx+"/"+posy+"/"+posz)
+function drawMapblock(posx,posy,posz,colormapping){
+  m.request("api/viewblock/"+posx+"/"+posy+"/"+posz)
   .then(function(mapblock){
     if (!mapblock)
       return;
@@ -16,7 +16,7 @@ function drawMapblock(posx,posy,posz){
       for (var y=0; y<16; y++){
         for (var z=0; z<16; z++){
           var i = getNodePos(x,y,z);
-          var contentId = mapblock.mapdata.contentid[i];
+          var contentId = mapblock.contentid[i];
           var nodeName = mapblock.blockmapping[contentId]
           var colorObj = colormapping[nodeName];
 
@@ -50,12 +50,12 @@ function init() {
 	geometry = new THREE.BoxGeometry( 3, 3, 3 );
 
   m.request("api/colormapping")
-  .then(function(_colormapping){
-    colormapping = _colormapping;
-    for (var x=-4; x<4; x++){
+  .then(function(colormapping){
+
+    for (var x=0; x<14; x++){
       for (var y=0; y<2; y++){
         for (var z=-4; z<4; z++){
-          drawMapblock(x,y,z);
+          drawMapblock(x,y,z,colormapping);
         }
       }
     }

web/serve.go

@@ -29,6 +29,7 @@ func Serve(ctx *app.App) {
 	mux.Handle("/api/minetest", &Minetest{ctx: ctx})
 	mux.Handle("/api/mapobjects/", &MapObjects{ctx: ctx})
 	mux.Handle("/api/colormapping/", &ColorMappingHandler{ctx: ctx})
+	mux.Handle("/api/viewblock/", &ViewMapblockHandler{ctx: ctx})
 
 	if ctx.Config.MapObjects.Areas {
 		mux.Handle("/api/areas", &AreasHandler{ctx: ctx})

web/viewblock.go

@@ -0,0 +1,54 @@
+package web
+
+import (
+	"encoding/json"
+	"mapserver/app"
+	"mapserver/coords"
+	"net/http"
+	"strconv"
+	"strings"
+)
+
+type ViewBlock struct {
+	BlockMapping map[int]string         `json:"blockmapping"`
+	ContentId []int `json:"contentid"`
+}
+
+type ViewMapblockHandler struct {
+	ctx *app.App
+}
+
+func (h *ViewMapblockHandler) ServeHTTP(resp http.ResponseWriter, req *http.Request) {
+	str := strings.TrimPrefix(req.URL.Path, "/api/viewblock/")
+	parts := strings.Split(str, "/")
+	if len(parts) != 3 {
+		resp.WriteHeader(500)
+		resp.Write([]byte("wrong number of arguments"))
+		return
+	}
+
+	x, _ := strconv.Atoi(parts[0])
+	y, _ := strconv.Atoi(parts[1])
+	z, _ := strconv.Atoi(parts[2])
+
+	c := coords.NewMapBlockCoords(x, y, z)
+	mb, err := h.ctx.MapBlockAccessor.GetMapBlock(c)
+
+	if err != nil {
+		resp.WriteHeader(500)
+		resp.Write([]byte(err.Error()))
+
+	} else {
+
+		var vb *ViewBlock
+		if mb != nil {
+			vb = &ViewBlock{}
+			vb.BlockMapping = mb.BlockMapping
+			vb.ContentId = mb.Mapdata.ContentId
+		}
+
+		resp.Header().Add("content-type", "application/json")
+		json.NewEncoder(resp).Encode(vb)
+
+	}
+}