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Much more efficient, cleaner

master
Pete Shadbolt преди 8 години
родител
ревизия
a6bb4aae34
променени са 3 файла, в които са добавени 41 реда и са изтрити 41 реда
  1. +32
    -0
      server/server.py
  2. +4
    -20
      server/static/grid.js
  3. +5
    -21
      server/static/main.js

+ 32
- 0
server/server.py Целия файл

@@ -11,6 +11,27 @@ cache = SimpleCache(default_timeout = 10000)
cache.set("state", abp.GraphState())
app = Flask(__name__)

class InvalidUsage(Exception):
status_code = 400

def __init__(self, message, status_code=None, payload=None):
Exception.__init__(self)
self.message = message
if status_code is not None:
self.status_code = status_code
self.payload = payload

def to_dict(self):
rv = dict(self.payload or ())
rv['message'] = self.message
return rv

@app.errorhandler(InvalidUsage)
def handle_invalid_usage(error):
response = jsonify(error.to_dict())
response.status_code = error.status_code
return response

@app.before_request
def before_request():
g.state = cache.get("state")
@@ -40,6 +61,9 @@ def state():
@app.route("/add_node/<int:node>")
def add_node(node):
""" Add a node to the graph """
if node in g.state.vops:
raise InvalidUsage("Node {} is already in the graph".format(node))

g.state.add_node(node)
g.state.layout()
cache.set("needs_update", True)
@@ -49,6 +73,11 @@ def add_node(node):
def act_local_rotation(node, operation):
""" Add a node to the graph """
# TODO: try to lookup the operation first
if not node in g.state.vops:
raise InvalidUsage("Node {} does not exist".format(node))
if not operation in range(24):
raise InvalidUsage("Invalid local rotation {}".format(operation))

g.state.act_local_rotation(node, operation)
cache.set("needs_update", True)
return jsonify({"act_local_rotation": "okay"})
@@ -56,6 +85,9 @@ def act_local_rotation(node, operation):
@app.route("/act_cz/<int:a>/<int:b>")
def act_cz(a, b):
""" Add a node to the graph """
for node in (a, b):
if not node in g.state.vops:
raise InvalidUsage("Node {} does not exist".format(node))
g.state.act_cz(a, b)
g.state.layout()
cache.set("needs_update", True)


+ 4
- 20
server/static/grid.js Целия файл

@@ -1,24 +1,8 @@
//TODO Move to THREE.gridhelper
// Make a grid
function makeGrid(side, n, color) {
var markers = new THREE.Object3D();
var gridStyle = {
color: color,
transparent: true,
linewidth: 1,
opacity: 0.5
};
var material = new THREE.LineBasicMaterial(gridStyle);
for (var i = -n / 2; i <= n / 2; ++i) {
var geometry = new THREE.Geometry();
geometry.vertices.push(new THREE.Vector3(side * i / n, -side / 2, 0));
geometry.vertices.push(new THREE.Vector3(side * i / n, side / 2, 0));
var line = new THREE.Line(geometry, material);
var line90 = line.clone();
line90.rotation.z = Math.PI / 2;
markers.add(line);
markers.add(line90);
}
markers.name = "grid";
return markers;
var grid = new THREE.GridHelper(20, 2);
grid.rotation.x = Math.PI/2;
grid.setColors(0xdddddd, 0xeeeeee);
return grid;
}

+ 5
- 21
server/static/main.js Целия файл

@@ -13,40 +13,24 @@ window.onload = init;
// Clear the whole scene
function makeScene() {
var myScene = new THREE.Scene();
var grid1 = makeGrid(10, 10, "lightgray");
grid1.position.z = -5;
myScene.add(grid1);

var grid2 = makeGrid(10, 10, "lightgray");
grid2.rotation.x = Math.PI/2;
grid2.position.y = -5;
myScene.add(grid2);
var grid3 = makeGrid(10, 10, "lightgray");
grid3.rotation.y = Math.PI/2;
grid3.position.x = -5;
myScene.add(grid3);
var grid = makeGrid(10, 10, "lightgray");
myScene.add(grid);
return myScene;
}


// Render the current frame to the screen
function render() {
renderer.render(scene, camera);
}

// This is the main control loop
function loopForever() {
controls.update();
requestAnimationFrame(loopForever);
requestAnimationFrame(function () {
renderer.render(scene, camera);
});
}


// This just organises kickoff
function startMainLoop() {
scene = makeScene();
controls.addEventListener("change", render);
poll();
loopForever();
}

// Someone resized the window


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