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forked from MTSR/mapserver

optimize drawing

This commit is contained in:
NatureFreshMilk 2020-02-14 08:28:36 +01:00
parent 0f2a509f72
commit bcec59066d

View File

@ -6,8 +6,29 @@ animate();
function getNodePos(x,y,z){ return x + (y * 16) + (z * 256); }
function drawMapblock(posx,posy,posz,colormapping){
m.request("api/viewblock/"+posx+"/"+posy+"/"+posz)
var colormapping;
var nodeCount = 0;
var materialCache = {};
function getMaterial(nodeName){
var material = materialCache[nodeName];
if (!material) {
var colorObj = colormapping[nodeName];
if (!colorObj){
return;
}
var color = new THREE.Color( colorObj.r/256, colorObj.g/256, colorObj.b/256 );
material = new THREE.MeshBasicMaterial( { color: color } );
materialCache[nodeName] = material;
}
return material;
}
function drawMapblock(posx,posy,posz){
return m.request("api/viewblock/"+posx+"/"+posy+"/"+posz)
.then(function(mapblock){
if (!mapblock)
return;
@ -18,21 +39,17 @@ function drawMapblock(posx,posy,posz,colormapping){
var i = getNodePos(x,y,z);
var contentId = mapblock.contentid[i];
var nodeName = mapblock.blockmapping[contentId]
var colorObj = colormapping[nodeName];
if (!colorObj)
continue;
var color = new THREE.Color( colorObj.r/256, colorObj.g/256, colorObj.b/256 );
var material = new THREE.MeshBasicMaterial( { color: color } );
var mesh = new THREE.Mesh( geometry, material );
mesh.position.x = (x*3) + (posx*3*16);
mesh.position.y = (y*3) + (posy*3*16);
mesh.position.z = (z*3) + (posz*3*16);
scene.add( mesh );
var material = getMaterial(nodeName);
if (material) {
var mesh = new THREE.Mesh( geometry, material );
mesh.position.x = (x*3) + (posx*3*16);
mesh.position.y = (y*3) + (posy*3*16);
mesh.position.z = (z*3) + (posz*3*16);
scene.add( mesh );
nodeCount++;
}
}
}
}
@ -50,16 +67,22 @@ function init() {
geometry = new THREE.BoxGeometry( 3, 3, 3 );
m.request("api/colormapping")
.then(function(colormapping){
.then(function(_colormapping){
colormapping = _colormapping;
var drawPromises = [];
for (var x=0; x<14; x++){
for (var x=-12; x<-10; x++){
for (var y=0; y<2; y++){
for (var z=-4; z<4; z++){
drawMapblock(x,y,z,colormapping);
for (var z=-4; z<-2; z++){
drawPromises.push(drawMapblock(x,y,z));
}
}
}
return Promise.all(drawPromises);
})
.then(function(){
console.log("Node-count: " + nodeCount);
});
renderer = new THREE.WebGLRenderer();