Initial commit
commit
4b1cdfdb73
@ -0,0 +1,11 @@
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|
.env
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|
*.local*
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|
bin/
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|
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|
.out/
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|
out/
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|
dist/
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|
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||||||
|
node_modules/
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||||||
|
|
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|
.vscode/
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@ -0,0 +1,13 @@
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|
module game
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|
|
||||||
|
go 1.19
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||||||
|
|
||||||
|
require (
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|
github.com/alecthomas/repr v0.2.0 // indirect
|
||||||
|
github.com/go-chi/chi/v5 v5.0.8 // indirect
|
||||||
|
github.com/gobwas/httphead v0.1.0 // indirect
|
||||||
|
github.com/gobwas/pool v0.2.1 // indirect
|
||||||
|
github.com/gobwas/ws v1.1.0 // indirect
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||||||
|
github.com/klauspost/compress v1.10.3 // indirect
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||||||
|
nhooyr.io/websocket v1.8.7 // indirect
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|
)
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@ -0,0 +1,50 @@
|
|||||||
|
github.com/alecthomas/repr v0.2.0 h1:HAzS41CIzNW5syS8Mf9UwXhNH1J9aix/BvDRf1Ml2Yk=
|
||||||
|
github.com/alecthomas/repr v0.2.0/go.mod h1:Fr0507jx4eOXV7AlPV6AVZLYrLIuIeSOWtW57eE/O/4=
|
||||||
|
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||||
|
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||||
|
github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
|
||||||
|
github.com/gin-gonic/gin v1.6.3/go.mod h1:75u5sXoLsGZoRN5Sgbi1eraJ4GU3++wFwWzhwvtwp4M=
|
||||||
|
github.com/go-chi/chi/v5 v5.0.8 h1:lD+NLqFcAi1ovnVZpsnObHGW4xb4J8lNmoYVfECH1Y0=
|
||||||
|
github.com/go-chi/chi/v5 v5.0.8/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
|
||||||
|
github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
|
||||||
|
github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8=
|
||||||
|
github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA=
|
||||||
|
github.com/go-playground/validator/v10 v10.2.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI=
|
||||||
|
github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee/go.mod h1:L0fX3K22YWvt/FAX9NnzrNzcI4wNYi9Yku4O0LKYflo=
|
||||||
|
github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU=
|
||||||
|
github.com/gobwas/httphead v0.1.0/go.mod h1:O/RXo79gxV8G+RqlR/otEwx4Q36zl9rqC5u12GKvMCM=
|
||||||
|
github.com/gobwas/pool v0.2.0/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
|
||||||
|
github.com/gobwas/pool v0.2.1 h1:xfeeEhW7pwmX8nuLVlqbzVc7udMDrwetjEv+TZIz1og=
|
||||||
|
github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
|
||||||
|
github.com/gobwas/ws v1.0.2/go.mod h1:szmBTxLgaFppYjEmNtny/v3w89xOydFnnZMcgRRu/EM=
|
||||||
|
github.com/gobwas/ws v1.1.0 h1:7RFti/xnNkMJnrK7D1yQ/iCIB5OrrY/54/H930kIbHA=
|
||||||
|
github.com/gobwas/ws v1.1.0/go.mod h1:nzvNcVha5eUziGrbxFCo6qFIojQHjJV5cLYIbezhfL0=
|
||||||
|
github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
|
||||||
|
github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk=
|
||||||
|
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
|
||||||
|
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
|
||||||
|
github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
|
||||||
|
github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
|
||||||
|
github.com/klauspost/compress v1.10.3 h1:OP96hzwJVBIHYU52pVTI6CczrxPvrGfgqF9N5eTO0Q8=
|
||||||
|
github.com/klauspost/compress v1.10.3/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
|
||||||
|
github.com/leodido/go-urn v1.2.0/go.mod h1:+8+nEpDfqqsY+g338gtMEUOtuK+4dEMhiQEgxpxOKII=
|
||||||
|
github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
|
||||||
|
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
|
||||||
|
github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
|
||||||
|
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||||
|
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||||
|
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
|
||||||
|
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
|
||||||
|
github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw=
|
||||||
|
github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
|
||||||
|
golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||||
|
golang.org/x/sys v0.0.0-20201207223542-d4d67f95c62d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||||
|
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
|
||||||
|
golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
|
||||||
|
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||||
|
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||||
|
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||||
|
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||||
|
gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||||
|
nhooyr.io/websocket v1.8.7 h1:usjR2uOr/zjjkVMy0lW+PPohFok7PCow5sDjLgX4P4g=
|
||||||
|
nhooyr.io/websocket v1.8.7/go.mod h1:B70DZP8IakI65RVQ51MsWP/8jndNma26DVA/nFSCgW0=
|
||||||
@ -0,0 +1,22 @@
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|
<!DOCTYPE html>
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|
<html lang="en">
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|
<head>
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|
<meta charset="UTF-8" />
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||||||
|
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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|
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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|
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|
<link rel="stylesheet" href="/src/style.css" />
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|
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|
<title>Game 1</title>
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|
</head>
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|
<body>
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|
<canvas></canvas>
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|
<div id="overlay">
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|
<label for="game-nickname">Nickname</label>
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|
<input type="text" id="game-nickname" />
|
||||||
|
<button id="game-enter">Entra</button>
|
||||||
|
</div>
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||||||
|
|
||||||
|
<script type="module" src="/src/main.ts"></script>
|
||||||
|
</body>
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||||||
|
</html>
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@ -0,0 +1,133 @@
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|
package main
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|
|
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|
import (
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||||||
|
"context"
|
||||||
|
"encoding/json"
|
||||||
|
"log"
|
||||||
|
"net"
|
||||||
|
"net/http"
|
||||||
|
"time"
|
||||||
|
|
||||||
|
"github.com/go-chi/chi/v5"
|
||||||
|
"github.com/go-chi/chi/v5/middleware"
|
||||||
|
"github.com/gobwas/ws"
|
||||||
|
"github.com/gobwas/ws/wsutil"
|
||||||
|
)
|
||||||
|
|
||||||
|
type Point2d struct {
|
||||||
|
X float64 `json:"x"`
|
||||||
|
Y float64 `json:"y"`
|
||||||
|
}
|
||||||
|
|
||||||
|
type Player struct {
|
||||||
|
Nickname string
|
||||||
|
Connection net.Conn
|
||||||
|
|
||||||
|
Position Point2d
|
||||||
|
}
|
||||||
|
|
||||||
|
type clientState Point2d
|
||||||
|
|
||||||
|
type serverState struct {
|
||||||
|
Entities []Point2d `json:"entities"`
|
||||||
|
}
|
||||||
|
|
||||||
|
func main() {
|
||||||
|
r := chi.NewRouter()
|
||||||
|
r.Use(middleware.Logger)
|
||||||
|
r.Use(middleware.Recoverer)
|
||||||
|
|
||||||
|
players := map[string]*Player{}
|
||||||
|
|
||||||
|
r.Get("/api/ws", func(w http.ResponseWriter, r *http.Request) {
|
||||||
|
username := r.URL.Query().Get("username")
|
||||||
|
|
||||||
|
conn, _, _, err := ws.UpgradeHTTP(r, w)
|
||||||
|
if err != nil {
|
||||||
|
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
players[username] = &Player{
|
||||||
|
Nickname: username,
|
||||||
|
Connection: conn,
|
||||||
|
|
||||||
|
Position: Point2d{0, 0},
|
||||||
|
}
|
||||||
|
|
||||||
|
go func() {
|
||||||
|
log.Printf(`[%s] logged in`, username)
|
||||||
|
|
||||||
|
ctx, cancelComms := context.WithCancel(context.Background())
|
||||||
|
|
||||||
|
go func() {
|
||||||
|
defer cancelComms()
|
||||||
|
|
||||||
|
for {
|
||||||
|
serverMsg := &serverState{
|
||||||
|
Entities: []Point2d{},
|
||||||
|
}
|
||||||
|
|
||||||
|
// generate custom message for this client
|
||||||
|
for name, player := range players {
|
||||||
|
if name != username {
|
||||||
|
serverMsg.Entities = append(serverMsg.Entities, player.Position)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
rawServerMsg, err := json.Marshal(serverMsg)
|
||||||
|
if err != nil {
|
||||||
|
log.Print(err)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
if err := wsutil.WriteServerText(conn, rawServerMsg); err != nil {
|
||||||
|
log.Print(err)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
select {
|
||||||
|
case <-ctx.Done():
|
||||||
|
return
|
||||||
|
case <-time.NewTimer(1000 / 30 * time.Millisecond).C:
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}()
|
||||||
|
go func() {
|
||||||
|
defer cancelComms()
|
||||||
|
|
||||||
|
for {
|
||||||
|
rawClientMsg, err := wsutil.ReadClientText(conn)
|
||||||
|
if err != nil {
|
||||||
|
log.Print(err)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
var clientMsg clientState
|
||||||
|
if err := json.Unmarshal(rawClientMsg, &clientMsg); err != nil {
|
||||||
|
log.Print(err)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
// log.Printf(`[%v] Server received: %s`, username, repr.String(clientMsg))
|
||||||
|
players[username].Position = Point2d(clientMsg)
|
||||||
|
|
||||||
|
select {
|
||||||
|
case <-ctx.Done():
|
||||||
|
return
|
||||||
|
case <-time.NewTimer(1000 / 30 * time.Millisecond).C:
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}()
|
||||||
|
|
||||||
|
<-ctx.Done()
|
||||||
|
log.Printf(`[%s] left the session`, username)
|
||||||
|
|
||||||
|
delete(players, username)
|
||||||
|
conn.Close()
|
||||||
|
}()
|
||||||
|
})
|
||||||
|
|
||||||
|
log.Printf(`Starting server on :4000...`)
|
||||||
|
log.Fatal(http.ListenAndServe(":4000", r))
|
||||||
|
}
|
||||||
@ -0,0 +1,16 @@
|
|||||||
|
{
|
||||||
|
"name": "game-1",
|
||||||
|
"version": "1.0.0",
|
||||||
|
"description": "",
|
||||||
|
"main": "index.js",
|
||||||
|
"scripts": {
|
||||||
|
"dev": "vite",
|
||||||
|
"build": "vite build"
|
||||||
|
},
|
||||||
|
"author": "aziis98",
|
||||||
|
"license": "MIT",
|
||||||
|
"devDependencies": {
|
||||||
|
"typescript": "^4.9.4",
|
||||||
|
"vite": "^4.0.4"
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,353 @@
|
|||||||
|
lockfileVersion: 5.4
|
||||||
|
|
||||||
|
specifiers:
|
||||||
|
typescript: ^4.9.4
|
||||||
|
vite: ^4.0.4
|
||||||
|
|
||||||
|
devDependencies:
|
||||||
|
typescript: 4.9.4
|
||||||
|
vite: 4.0.4
|
||||||
|
|
||||||
|
packages:
|
||||||
|
|
||||||
|
/@esbuild/android-arm/0.16.17:
|
||||||
|
resolution: {integrity: sha512-N9x1CMXVhtWEAMS7pNNONyA14f71VPQN9Cnavj1XQh6T7bskqiLLrSca4O0Vr8Wdcga943eThxnVp3JLnBMYtw==}
|
||||||
|
engines: {node: '>=12'}
|
||||||
|
cpu: [arm]
|
||||||
|
os: [android]
|
||||||
|
requiresBuild: true
|
||||||
|
dev: true
|
||||||
|
optional: true
|
||||||
|
|
||||||
|
/@esbuild/android-arm64/0.16.17:
|
||||||
|
resolution: {integrity: sha512-MIGl6p5sc3RDTLLkYL1MyL8BMRN4tLMRCn+yRJJmEDvYZ2M7tmAf80hx1kbNEUX2KJ50RRtxZ4JHLvCfuB6kBg==}
|
||||||
|
engines: {node: '>=12'}
|
||||||
|
cpu: [arm64]
|
||||||
|
os: [android]
|
||||||
|
requiresBuild: true
|
||||||
|
dev: true
|
||||||
|
optional: true
|
||||||
|
|
||||||
|
/@esbuild/android-x64/0.16.17:
|
||||||
|
resolution: {integrity: sha512-a3kTv3m0Ghh4z1DaFEuEDfz3OLONKuFvI4Xqczqx4BqLyuFaFkuaG4j2MtA6fuWEFeC5x9IvqnX7drmRq/fyAQ==}
|
||||||
|
engines: {node: '>=12'}
|
||||||
|
cpu: [x64]
|
||||||
|
os: [android]
|
||||||
|
requiresBuild: true
|
||||||
|
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||||||
|
'@types/node':
|
||||||
|
optional: true
|
||||||
|
less:
|
||||||
|
optional: true
|
||||||
|
sass:
|
||||||
|
optional: true
|
||||||
|
stylus:
|
||||||
|
optional: true
|
||||||
|
sugarss:
|
||||||
|
optional: true
|
||||||
|
terser:
|
||||||
|
optional: true
|
||||||
|
dependencies:
|
||||||
|
esbuild: 0.16.17
|
||||||
|
postcss: 8.4.21
|
||||||
|
resolve: 1.22.1
|
||||||
|
rollup: 3.10.0
|
||||||
|
optionalDependencies:
|
||||||
|
fsevents: 2.3.2
|
||||||
|
dev: true
|
||||||
@ -0,0 +1,109 @@
|
|||||||
|
import { Graphics2D, upgradeToGraphics2D } from './graphics2d'
|
||||||
|
import { IGame, InputState } from './types'
|
||||||
|
|
||||||
|
const createContext2D = ($c: HTMLCanvasElement): Graphics2D => {
|
||||||
|
const scale = window.devicePixelRatio
|
||||||
|
|
||||||
|
$c.width = Math.floor($c.offsetWidth * scale)
|
||||||
|
$c.height = Math.floor($c.offsetHeight * scale)
|
||||||
|
|
||||||
|
const g = upgradeToGraphics2D($c.getContext('2d')!)
|
||||||
|
g.scale(scale, scale)
|
||||||
|
|
||||||
|
return g
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This function will start the given game inside the canvas `$c` and using the WebSocket `ws` to talk to the server
|
||||||
|
*/
|
||||||
|
export function createGame<S, L>($c: HTMLCanvasElement, ws: WebSocket, game: IGame<S, L>) {
|
||||||
|
// tell whether to create a new rendering context (at start and after window resize)
|
||||||
|
let invalidated = true
|
||||||
|
// tell whether to actually redraw the screen
|
||||||
|
let repaint = true
|
||||||
|
|
||||||
|
const inputs: InputState = {
|
||||||
|
mouse: {
|
||||||
|
x: 0,
|
||||||
|
y: 0,
|
||||||
|
pressed: new Set(),
|
||||||
|
},
|
||||||
|
keyboard: {
|
||||||
|
pressed: new Set(),
|
||||||
|
},
|
||||||
|
}
|
||||||
|
|
||||||
|
window.addEventListener('resize', () => {
|
||||||
|
invalidated = true
|
||||||
|
})
|
||||||
|
|
||||||
|
const onMouseMove = (e: MouseEvent | TouchEvent) => {
|
||||||
|
if (e instanceof MouseEvent) {
|
||||||
|
inputs.mouse.x = e.x
|
||||||
|
inputs.mouse.y = e.y
|
||||||
|
|
||||||
|
inputs.mouse.pressed.clear()
|
||||||
|
if (((e.buttons >> 0) & 1) === 1) inputs.mouse.pressed.add('left')
|
||||||
|
if (((e.buttons >> 1) & 1) === 1) inputs.mouse.pressed.add('right')
|
||||||
|
if (((e.buttons >> 2) & 1) === 1) inputs.mouse.pressed.add('middle')
|
||||||
|
} else {
|
||||||
|
inputs.mouse.x = e.touches.item(0)?.pageX ?? 0
|
||||||
|
inputs.mouse.y = e.touches.item(0)?.pageY ?? 0
|
||||||
|
}
|
||||||
|
|
||||||
|
game.onMouseMoved?.(inputs)
|
||||||
|
}
|
||||||
|
|
||||||
|
window.addEventListener('mousemove', e => onMouseMove(e))
|
||||||
|
window.addEventListener('drag', e => onMouseMove(e))
|
||||||
|
window.addEventListener('touchmove', e => onMouseMove(e))
|
||||||
|
|
||||||
|
let g = createContext2D($c)
|
||||||
|
|
||||||
|
const paint = () => {
|
||||||
|
if (invalidated) {
|
||||||
|
g = createContext2D($c)
|
||||||
|
invalidated = false
|
||||||
|
}
|
||||||
|
if (repaint) {
|
||||||
|
game.render(g)
|
||||||
|
repaint = false
|
||||||
|
}
|
||||||
|
|
||||||
|
requestAnimationFrame(paint)
|
||||||
|
}
|
||||||
|
|
||||||
|
let lastUpdate = new Date().getTime()
|
||||||
|
game.update({ dt: 1000 / 30, inputs })
|
||||||
|
|
||||||
|
// start update loop at 30FPS
|
||||||
|
setInterval(() => {
|
||||||
|
const now = new Date().getTime()
|
||||||
|
repaint = game.update({ dt: now - lastUpdate, inputs })
|
||||||
|
lastUpdate = now
|
||||||
|
}, 1000 / 60)
|
||||||
|
|
||||||
|
let lastServerMessage: S | null = null
|
||||||
|
|
||||||
|
ws.addEventListener('open', () => {
|
||||||
|
// start server communication loop at 30FPS
|
||||||
|
setInterval(() => {
|
||||||
|
const clientMessage = game.getClientState()
|
||||||
|
if (clientMessage) {
|
||||||
|
console.log('sending data')
|
||||||
|
|
||||||
|
ws.send(JSON.stringify(clientMessage))
|
||||||
|
}
|
||||||
|
}, 1000 / 30)
|
||||||
|
})
|
||||||
|
|
||||||
|
ws.addEventListener('message', e => {
|
||||||
|
console.log('receiving data')
|
||||||
|
|
||||||
|
const serverMessage = JSON.parse(e.data)
|
||||||
|
game.onServerState(serverMessage)
|
||||||
|
})
|
||||||
|
|
||||||
|
// start render loop
|
||||||
|
requestAnimationFrame(paint)
|
||||||
|
}
|
||||||
@ -0,0 +1,58 @@
|
|||||||
|
import { Graphics2D } from './graphics2d'
|
||||||
|
import { IGame, InputState } from './types'
|
||||||
|
|
||||||
|
type ServerState = {
|
||||||
|
entities: {
|
||||||
|
x: number
|
||||||
|
y: number
|
||||||
|
}[]
|
||||||
|
}
|
||||||
|
|
||||||
|
type ClientState = { x: 0; y: 0 }
|
||||||
|
|
||||||
|
export default class Game1 implements IGame<ServerState, ClientState> {
|
||||||
|
world: ServerState = { entities: [] }
|
||||||
|
player: ClientState = { x: 0, y: 0 }
|
||||||
|
|
||||||
|
mouseStillSinceLastComm = false
|
||||||
|
|
||||||
|
render(g: Graphics2D) {
|
||||||
|
g.clearRect(0, 0, g.width, g.height)
|
||||||
|
|
||||||
|
g.fillStyle = '#ff0000'
|
||||||
|
g.beginPath()
|
||||||
|
g.rect(this.player.x - 10, this.player.y - 10, 20, 20)
|
||||||
|
g.fill()
|
||||||
|
|
||||||
|
for (const entity of this.world.entities) {
|
||||||
|
g.fillStyle = '#0000ff'
|
||||||
|
g.beginPath()
|
||||||
|
g.rect(entity.x - 10, entity.y - 10, 20, 20)
|
||||||
|
g.fill()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
update({ inputs }): boolean {
|
||||||
|
this.player.x = inputs.mouse.x
|
||||||
|
this.player.y = inputs.mouse.y
|
||||||
|
|
||||||
|
return true
|
||||||
|
}
|
||||||
|
|
||||||
|
onMouseMoved(): void {
|
||||||
|
this.mouseStillSinceLastComm = false
|
||||||
|
}
|
||||||
|
|
||||||
|
getClientState(): ClientState | null {
|
||||||
|
if (this.mouseStillSinceLastComm) {
|
||||||
|
return null
|
||||||
|
} else {
|
||||||
|
this.mouseStillSinceLastComm = true
|
||||||
|
return this.player
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
onServerState(serverData: ServerState) {
|
||||||
|
this.world = serverData
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,34 @@
|
|||||||
|
/**
|
||||||
|
* A custom wrapper to the default CanvasRenderingContext2D with some utility methods
|
||||||
|
*
|
||||||
|
* @see CanvasRenderingContext2D
|
||||||
|
*/
|
||||||
|
export interface Graphics2D extends CanvasRenderingContext2D {
|
||||||
|
width: number
|
||||||
|
height: number
|
||||||
|
|
||||||
|
/**
|
||||||
|
* The default CanvasRenderingContext2D provides an "ellipse" method but has just to many parameters when needing to just draw a circle or a dot on the screen
|
||||||
|
*
|
||||||
|
* @see CanvasRenderingContext2D
|
||||||
|
*/
|
||||||
|
circle(x: number, y: number, radius: number)
|
||||||
|
}
|
||||||
|
|
||||||
|
function circle(this: Graphics2D, x: number, y: number, radius: number) {
|
||||||
|
this.ellipse(x, y, radius, radius, 0, 0, Math.PI * 2)
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This function will patch a CanvasRenderingContext2D and add methods to make it implement Graphics2D
|
||||||
|
*/
|
||||||
|
export function upgradeToGraphics2D(g: CanvasRenderingContext2D): Graphics2D {
|
||||||
|
// @ts-ignore
|
||||||
|
g.circle = circle
|
||||||
|
// @ts-ignore
|
||||||
|
g.width = g.canvas.width
|
||||||
|
// @ts-ignore
|
||||||
|
g.height = g.canvas.height
|
||||||
|
|
||||||
|
return g as Graphics2D
|
||||||
|
}
|
||||||
@ -0,0 +1,15 @@
|
|||||||
|
import { createGame } from './engine'
|
||||||
|
import Game1 from './game-1'
|
||||||
|
|
||||||
|
const $overlay = document.querySelector<HTMLElement>('#overlay')!
|
||||||
|
const $inputNickname = document.querySelector<HTMLInputElement>('#game-nickname')!
|
||||||
|
const $btnEnterGame = document.querySelector<HTMLButtonElement>('#game-enter')!
|
||||||
|
const $canvas = document.querySelector<HTMLCanvasElement>('canvas')!
|
||||||
|
|
||||||
|
$btnEnterGame.addEventListener('click', () => {
|
||||||
|
const username = $inputNickname.value
|
||||||
|
$overlay.style.display = 'none'
|
||||||
|
|
||||||
|
const ws = new WebSocket(`ws://${location.host}/api/ws?username=${username}`)
|
||||||
|
createGame($canvas, ws, new Game1())
|
||||||
|
})
|
||||||
@ -0,0 +1,30 @@
|
|||||||
|
* {
|
||||||
|
box-sizing: border-box;
|
||||||
|
}
|
||||||
|
|
||||||
|
html,
|
||||||
|
body {
|
||||||
|
margin: 0;
|
||||||
|
display: contents;
|
||||||
|
width: 100%;
|
||||||
|
height: 100%;
|
||||||
|
|
||||||
|
position: relative;
|
||||||
|
}
|
||||||
|
|
||||||
|
canvas {
|
||||||
|
display: block;
|
||||||
|
|
||||||
|
width: 100%;
|
||||||
|
height: 100%;
|
||||||
|
}
|
||||||
|
|
||||||
|
#overlay {
|
||||||
|
position: absolute;
|
||||||
|
left: 50%;
|
||||||
|
top: 50%;
|
||||||
|
transform: translate(-50%, -50%);
|
||||||
|
padding: 1rem;
|
||||||
|
background: #00000022;
|
||||||
|
border-radius: 0.5rem;
|
||||||
|
}
|
||||||
@ -0,0 +1,41 @@
|
|||||||
|
import { Graphics2D } from './graphics2d'
|
||||||
|
|
||||||
|
type MouseButtons = 'left' | 'middle' | 'right'
|
||||||
|
|
||||||
|
export type InputState = {
|
||||||
|
mouse: {
|
||||||
|
x: number
|
||||||
|
y: number
|
||||||
|
pressed: Set<MouseButtons>
|
||||||
|
}
|
||||||
|
keyboard: {
|
||||||
|
pressed: Set<string>
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Every game should implement this interface, if provided the present event handlers (the methods starting with "on-") will automatically be registered
|
||||||
|
*/
|
||||||
|
export interface IGame<S, C> {
|
||||||
|
/**
|
||||||
|
* Render from scratch the game state on screen
|
||||||
|
*/
|
||||||
|
render(g: Graphics2D): void
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Update the game state
|
||||||
|
*
|
||||||
|
* @param dt Delta time passed from last update, useful for physics calculations
|
||||||
|
* @returns Whether to repaint the screen on next frame
|
||||||
|
*/
|
||||||
|
update(engine: { dt: number; inputs: InputState }): boolean
|
||||||
|
|
||||||
|
getClientState(): C | null
|
||||||
|
onServerState(serverState: S): void
|
||||||
|
|
||||||
|
onMousePressed?(inputs: InputState): void
|
||||||
|
onMouseReleased?(inputs: InputState): void
|
||||||
|
onMouseMoved?(inputs: InputState): void
|
||||||
|
onKeyPressed?(inputs: InputState): void
|
||||||
|
onKeyReleased?(inputs: InputState): void
|
||||||
|
}
|
||||||
@ -0,0 +1,103 @@
|
|||||||
|
{
|
||||||
|
"compilerOptions": {
|
||||||
|
/* Visit https://aka.ms/tsconfig to read more about this file */
|
||||||
|
|
||||||
|
/* Projects */
|
||||||
|
// "incremental": true, /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
|
||||||
|
// "composite": true, /* Enable constraints that allow a TypeScript project to be used with project references. */
|
||||||
|
// "tsBuildInfoFile": "./.tsbuildinfo", /* Specify the path to .tsbuildinfo incremental compilation file. */
|
||||||
|
// "disableSourceOfProjectReferenceRedirect": true, /* Disable preferring source files instead of declaration files when referencing composite projects. */
|
||||||
|
// "disableSolutionSearching": true, /* Opt a project out of multi-project reference checking when editing. */
|
||||||
|
// "disableReferencedProjectLoad": true, /* Reduce the number of projects loaded automatically by TypeScript. */
|
||||||
|
|
||||||
|
/* Language and Environment */
|
||||||
|
"target": "ESNext" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
|
||||||
|
// "lib": [], /* Specify a set of bundled library declaration files that describe the target runtime environment. */
|
||||||
|
// "jsx": "preserve", /* Specify what JSX code is generated. */
|
||||||
|
// "experimentalDecorators": true, /* Enable experimental support for TC39 stage 2 draft decorators. */
|
||||||
|
// "emitDecoratorMetadata": true, /* Emit design-type metadata for decorated declarations in source files. */
|
||||||
|
// "jsxFactory": "", /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
|
||||||
|
// "jsxFragmentFactory": "", /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
|
||||||
|
// "jsxImportSource": "", /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
|
||||||
|
// "reactNamespace": "", /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
|
||||||
|
// "noLib": true, /* Disable including any library files, including the default lib.d.ts. */
|
||||||
|
// "useDefineForClassFields": true, /* Emit ECMAScript-standard-compliant class fields. */
|
||||||
|
// "moduleDetection": "auto", /* Control what method is used to detect module-format JS files. */
|
||||||
|
|
||||||
|
/* Modules */
|
||||||
|
"module": "ESNext" /* Specify what module code is generated. */,
|
||||||
|
// "rootDir": "./", /* Specify the root folder within your source files. */
|
||||||
|
// "moduleResolution": "node", /* Specify how TypeScript looks up a file from a given module specifier. */
|
||||||
|
// "baseUrl": "./", /* Specify the base directory to resolve non-relative module names. */
|
||||||
|
// "paths": {}, /* Specify a set of entries that re-map imports to additional lookup locations. */
|
||||||
|
// "rootDirs": [], /* Allow multiple folders to be treated as one when resolving modules. */
|
||||||
|
// "typeRoots": [], /* Specify multiple folders that act like './node_modules/@types'. */
|
||||||
|
// "types": [], /* Specify type package names to be included without being referenced in a source file. */
|
||||||
|
// "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */
|
||||||
|
// "moduleSuffixes": [], /* List of file name suffixes to search when resolving a module. */
|
||||||
|
// "resolveJsonModule": true, /* Enable importing .json files. */
|
||||||
|
// "noResolve": true, /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
|
||||||
|
|
||||||
|
/* JavaScript Support */
|
||||||
|
// "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
|
||||||
|
// "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */
|
||||||
|
// "maxNodeModuleJsDepth": 1, /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
|
||||||
|
|
||||||
|
/* Emit */
|
||||||
|
// "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
|
||||||
|
// "declarationMap": true, /* Create sourcemaps for d.ts files. */
|
||||||
|
// "emitDeclarationOnly": true, /* Only output d.ts files and not JavaScript files. */
|
||||||
|
// "sourceMap": true, /* Create source map files for emitted JavaScript files. */
|
||||||
|
// "outFile": "./", /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
|
||||||
|
// "outDir": "./", /* Specify an output folder for all emitted files. */
|
||||||
|
// "removeComments": true, /* Disable emitting comments. */
|
||||||
|
// "noEmit": true, /* Disable emitting files from a compilation. */
|
||||||
|
// "importHelpers": true, /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
|
||||||
|
// "importsNotUsedAsValues": "remove", /* Specify emit/checking behavior for imports that are only used for types. */
|
||||||
|
// "downlevelIteration": true, /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
|
||||||
|
// "sourceRoot": "", /* Specify the root path for debuggers to find the reference source code. */
|
||||||
|
// "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */
|
||||||
|
// "inlineSourceMap": true, /* Include sourcemap files inside the emitted JavaScript. */
|
||||||
|
// "inlineSources": true, /* Include source code in the sourcemaps inside the emitted JavaScript. */
|
||||||
|
// "emitBOM": true, /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
|
||||||
|
// "newLine": "crlf", /* Set the newline character for emitting files. */
|
||||||
|
// "stripInternal": true, /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
|
||||||
|
// "noEmitHelpers": true, /* Disable generating custom helper functions like '__extends' in compiled output. */
|
||||||
|
// "noEmitOnError": true, /* Disable emitting files if any type checking errors are reported. */
|
||||||
|
// "preserveConstEnums": true, /* Disable erasing 'const enum' declarations in generated code. */
|
||||||
|
// "declarationDir": "./", /* Specify the output directory for generated declaration files. */
|
||||||
|
// "preserveValueImports": true, /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
|
||||||
|
|
||||||
|
/* Interop Constraints */
|
||||||
|
// "isolatedModules": true, /* Ensure that each file can be safely transpiled without relying on other imports. */
|
||||||
|
// "allowSyntheticDefaultImports": true, /* Allow 'import x from y' when a module doesn't have a default export. */
|
||||||
|
"esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */,
|
||||||
|
// "preserveSymlinks": true, /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
|
||||||
|
"forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */,
|
||||||
|
|
||||||
|
/* Type Checking */
|
||||||
|
"strict": true /* Enable all strict type-checking options. */,
|
||||||
|
"noImplicitAny": false /* Enable error reporting for expressions and declarations with an implied 'any' type. */,
|
||||||
|
// "strictNullChecks": true, /* When type checking, take into account 'null' and 'undefined'. */
|
||||||
|
// "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
|
||||||
|
// "strictBindCallApply": true, /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
|
||||||
|
// "strictPropertyInitialization": true, /* Check for class properties that are declared but not set in the constructor. */
|
||||||
|
// "noImplicitThis": true, /* Enable error reporting when 'this' is given the type 'any'. */
|
||||||
|
// "useUnknownInCatchVariables": true, /* Default catch clause variables as 'unknown' instead of 'any'. */
|
||||||
|
// "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */
|
||||||
|
// "noUnusedLocals": true, /* Enable error reporting when local variables aren't read. */
|
||||||
|
// "noUnusedParameters": true, /* Raise an error when a function parameter isn't read. */
|
||||||
|
// "exactOptionalPropertyTypes": true, /* Interpret optional property types as written, rather than adding 'undefined'. */
|
||||||
|
// "noImplicitReturns": true, /* Enable error reporting for codepaths that do not explicitly return in a function. */
|
||||||
|
// "noFallthroughCasesInSwitch": true, /* Enable error reporting for fallthrough cases in switch statements. */
|
||||||
|
// "noUncheckedIndexedAccess": true, /* Add 'undefined' to a type when accessed using an index. */
|
||||||
|
// "noImplicitOverride": true, /* Ensure overriding members in derived classes are marked with an override modifier. */
|
||||||
|
// "noPropertyAccessFromIndexSignature": true, /* Enforces using indexed accessors for keys declared using an indexed type. */
|
||||||
|
// "allowUnusedLabels": true, /* Disable error reporting for unused labels. */
|
||||||
|
// "allowUnreachableCode": true, /* Disable error reporting for unreachable code. */
|
||||||
|
|
||||||
|
/* Completeness */
|
||||||
|
// "skipDefaultLibCheck": true, /* Skip type checking .d.ts files that are included with TypeScript. */
|
||||||
|
"skipLibCheck": true /* Skip type checking all .d.ts files. */
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,13 @@
|
|||||||
|
import { defineConfig } from 'vite'
|
||||||
|
|
||||||
|
export default defineConfig({
|
||||||
|
server: {
|
||||||
|
port: 3000,
|
||||||
|
proxy: {
|
||||||
|
'/api': {
|
||||||
|
target: 'http://localhost:4000/',
|
||||||
|
ws: true,
|
||||||
|
},
|
||||||
|
},
|
||||||
|
},
|
||||||
|
})
|
||||||
Loading…
Reference in New Issue