chore: clean recommit
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tiger tiger tiger
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134 changed files with 15442 additions and 10648 deletions
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@ -1,153 +1,184 @@
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/*******************************************************************************************
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*
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* raylib example - loading thread
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* raylib [core] example - loading thread
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*
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* This example has been created using raylib 2.5 (www.raylib.com)
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* NOTE: raylib is NOT thread-safe: the loading thread only updates plain data
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* (progress counter and loaded flag); all raylib calls happen on the main thread.
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*
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* Example originally created with raylib 2.5 (www.raylib.com)
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* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
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*
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* Copyright (c) 2014-2019 Ramon Santamaria (@raysan5)
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* Copyright (c) 2014-2025 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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using System.Diagnostics;
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using System.Threading;
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using static Raylib_cs.Raylib;
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using static Raylib_cs.Color;
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using static Raylib_cs.KeyboardKey;
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namespace Examples.Core;
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enum State
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public partial class LoadingThread : IExample
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{
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STATE_WAITING,
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STATE_LOADING,
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STATE_FINISHED
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}
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const int screenWidth = 800;
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const int screenHeight = 450;
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public class LoadingThread
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{
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// C# bool is atomic. Used for synchronization
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// https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/language-specification/variables#atomicity-of-variable-references
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// Data Loaded completion indicator
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static bool dataLoaded = false;
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public string Name => "Core / Loading Thread";
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// Data progress accumulator
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static int dataProgress = 0;
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public string Title => "raylib [core] example - loading thread";
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enum State
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{
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Waiting,
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Loading,
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Finished
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}
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// Loading data thread; a Thread can only be started once, so a fresh one
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// is created for every load
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Thread loadingThread;
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// Data loaded completion indicator; volatile so the main thread sees the
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// background thread's writes
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volatile bool dataLoaded;
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// Data progress accumulator (0..500, the progress bar width in pixels)
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volatile int dataProgress;
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State state;
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int framesCounter;
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public void Init()
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{
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loadingThread = null;
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dataLoaded = false;
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dataProgress = 0;
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state = State.Waiting;
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framesCounter = 0;
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}
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public void Update()
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{
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// Update
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//----------------------------------------------------------------------------------
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switch (state)
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{
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case State.Waiting:
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if (IsKeyPressed(KeyboardKey.Enter))
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{
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loadingThread = new Thread(LoadDataThread) { IsBackground = true };
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loadingThread.Start();
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TraceLog(TraceLogLevel.Info, "Loading thread initialized successfully");
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state = State.Loading;
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}
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break;
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case State.Loading:
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framesCounter++;
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if (dataLoaded)
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{
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framesCounter = 0;
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loadingThread.Join();
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TraceLog(TraceLogLevel.Info, "Loading thread terminated");
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state = State.Finished;
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}
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break;
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case State.Finished:
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if (IsKeyPressed(KeyboardKey.Enter))
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{
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// Reset everything to launch again
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dataLoaded = false;
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dataProgress = 0;
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state = State.Waiting;
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}
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break;
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default:
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break;
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}
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(Color.RayWhite);
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switch (state)
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{
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case State.Waiting:
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DrawText("PRESS ENTER to START LOADING DATA", 150, 170, 20, Color.DarkGray);
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break;
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case State.Loading:
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DrawRectangle(150, 200, dataProgress, 60, Color.SkyBlue);
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if ((framesCounter / 15) % 2 == 0)
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{
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DrawText("LOADING DATA...", 240, 210, 40, Color.DarkBlue);
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}
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break;
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case State.Finished:
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DrawRectangle(150, 200, 500, 60, Color.Lime);
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DrawText("DATA LOADED!", 250, 210, 40, Color.Green);
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break;
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default:
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break;
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}
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DrawRectangleLines(150, 200, 500, 60, Color.DarkGray);
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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public void Unload()
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{
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}
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public static int Main()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 800;
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const int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [core] example - loading thread");
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// Loading data thread id
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Thread thread = new(new ThreadStart(LoadDataThread));
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State state = State.STATE_WAITING;
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int framesCounter = 0;
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SetTargetFPS(60);
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SetTargetFPS(60); // Set our game to run at 60 frames-per-second
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//--------------------------------------------------------------------------------------
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var game = new LoadingThread();
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game.Init();
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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switch (state)
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{
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case State.STATE_WAITING:
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{
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if (IsKeyPressed(KEY_ENTER))
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{
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thread.Start();
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//int error = pthread_create(ref, NULL, ref, NULL);
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//if (error != 0) TraceLog(TraceLogLevel.LOG_ERROR, "Error creating loading thread");
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//else TraceLog(TraceLogLevel.LOG_INFO, "Loading thread initialized successfully");
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state = State.STATE_LOADING;
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}
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}
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break;
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case State.STATE_LOADING:
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{
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framesCounter++;
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if (dataLoaded)
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{
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framesCounter = 0;
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state = State.STATE_FINISHED;
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}
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}
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break;
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case State.STATE_FINISHED:
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{
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if (IsKeyPressed(KEY_ENTER))
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{
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// Reset everything to launch again
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// atomic_store(ref, false);
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dataProgress = 0;
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state = State.STATE_WAITING;
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}
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}
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break;
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default: break;
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}
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(RAYWHITE);
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switch (state)
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{
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case State.STATE_WAITING:
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DrawText("PRESS ENTER to START LOADING DATA", 150, 170, 20, DARKGRAY);
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break;
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case State.STATE_LOADING:
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{
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DrawRectangle(150, 200, dataProgress, 60, SKYBLUE);
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if ((framesCounter / 15) % 2 == 0) DrawText("LOADING DATA...", 240, 210, 40, DARKBLUE);
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}
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break;
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case State.STATE_FINISHED:
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{
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DrawRectangle(150, 200, 500, 60, LIME);
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DrawText("DATA LOADED!", 250, 210, 40, GREEN);
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}
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break;
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default: break;
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}
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DrawRectangleLines(150, 200, 500, 60, DARKGRAY);
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EndDrawing();
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//----------------------------------------------------------------------------------
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game.Update();
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}
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game.Unload();
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// De-Initialization
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//--------------------------------------------------------------------------------------
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CloseWindow(); // Close window and OpenGL context
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CloseWindow(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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// Loading data thread function definition
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static void LoadDataThread()
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void LoadDataThread()
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{
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int timeCounter = 0; // Time counted in ms
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// clock_t prevTime = clock(); // Previous time
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int timeCounter = 0; // Time counted in ms
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var stopwatch = Stopwatch.StartNew();
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// We simulate data loading with a time counter for 5 seconds
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while (timeCounter < 5000)
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{
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//clock_t currentTime = clock() - prevTime;
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//timeCounter = currentTime*1000/CLOCKS_PER_SEC;
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timeCounter += 1;
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timeCounter = (int)stopwatch.ElapsedMilliseconds;
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// We accumulate time over a global variable to be used in
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// main thread as a progress bar
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@ -158,4 +189,3 @@ public class LoadingThread
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dataLoaded = true;
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}
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}
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