feat: backporting existing raylib-cs examples and new official raylib examples to WASM, adopting raylib's original code style
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234 changed files with 38997 additions and 10578 deletions
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@ -1,27 +1,27 @@
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/*******************************************************************************************
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*
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* raylib [core] example - input virtual controls
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*
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* Example complexity rating: [★★☆☆] 2/4
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*
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* Example originally created with raylib 5.0, last time updated with raylib 5.0
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*
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* Example contributed by GreenSnakeLinux (@GreenSnakeLinux),
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* reviewed by Ramon Santamaria (@raysan5), oblerion (@oblerion) and danilwhale (@danilwhale)
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2024-2025 GreenSnakeLinux (@GreenSnakeLinux) and Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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*
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* raylib [core] example - input virtual controls
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*
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* Example complexity rating: [★★☆☆] 2/4
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*
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* Example originally created with raylib 5.0, last time updated with raylib 5.0
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*
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* Example contributed by GreenSnakeLinux (@GreenSnakeLinux),
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* reviewed by Ramon Santamaria (@raysan5), oblerion (@oblerion) and danilwhale (@danilwhale)
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2024-2025 GreenSnakeLinux (@GreenSnakeLinux) and Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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using System;
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using System.Numerics;
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using static Raylib_cs.Raylib;
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namespace Examples.Core;
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using static Raylib_cs.Raylib;
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public enum PadButton
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{
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BUTTON_NONE = -1,
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@ -32,21 +32,31 @@ public enum PadButton
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BUTTON_MAX
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}
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public class InputVirtualControls
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public partial class InputVirtualControls : IExample
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{
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public static int Main()
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private const int screenWidth = 800;
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private const int screenHeight = 450;
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public string Name => "Core / Input Virtual Controls";
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public string Title => "raylib [core] example - input virtual controls";
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private Vector2 padPosition;
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private float buttonRadius;
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private Vector2[] buttonPositions;
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private Vector2[][] arrowTris;
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private Color[] buttonLabelColors;
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private int pressedButton;
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private Vector2 inputPosition;
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private Vector2 playerPosition;
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private float playerSpeed;
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public void Init()
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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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padPosition = new Vector2(100, 350);
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buttonRadius = 30;
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InitWindow(screenWidth, screenHeight, "raylib [core] example - input virtual controls");
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Vector2 padPosition = new Vector2(100, 350);
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float buttonRadius = 30;
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Vector2[] buttonPositions =
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buttonPositions =
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[
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new Vector2(
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padPosition.X,padPosition.Y - buttonRadius * 1.5f
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@ -62,7 +72,7 @@ public class InputVirtualControls
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) // Down
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];
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Vector2[][] arrowTris = [
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arrowTris = [
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// Up
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[
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new Vector2(
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@ -114,107 +124,126 @@ public class InputVirtualControls
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]
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;
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Color[] buttonLabelColors = [
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buttonLabelColors = [
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Color.Yellow, // Up
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Color.Blue, // Left
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Color.Red, // Right
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Color.Green // Down
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];
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int pressedButton = (int)PadButton.BUTTON_NONE;
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Vector2 inputPosition = new Vector2(0, 0);
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pressedButton = (int)PadButton.BUTTON_NONE;
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inputPosition = new Vector2(0, 0);
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Vector2 playerPosition = new Vector2((float)screenWidth / 2, (float)screenHeight / 2);
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float playerSpeed = 75f;
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playerPosition = new Vector2((float)screenWidth / 2, (float)screenHeight / 2);
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playerSpeed = 75f;
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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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if ((GetTouchPointCount() > 0))
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{
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inputPosition = GetTouchPosition(0); // Use touch position
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}
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else
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{
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inputPosition = GetMousePosition(); // Use mouse position
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}
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// Reset pressed button to none
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pressedButton = (int)PadButton.BUTTON_NONE;
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// Make sure user is pressing left mouse button if they're from desktop
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if ((GetTouchPointCount() > 0) ||
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((GetTouchPointCount() == 0) && IsMouseButtonDown(MouseButton.Left)))
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{
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// Find nearest D-Pad button to the input position
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for (var i = 0; i < (int)PadButton.BUTTON_MAX; i++)
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{
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var distX = MathF.Abs(buttonPositions[i].X - inputPosition.X);
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var distY = MathF.Abs(buttonPositions[i].Y - inputPosition.Y);
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if ((distX + distY < buttonRadius))
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{
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pressedButton = i;
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break;
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}
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}
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}
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// Move player according to pressed button
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switch ((PadButton)pressedButton)
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{
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case PadButton.BUTTON_UP:
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playerPosition.Y -= playerSpeed * GetFrameTime();
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break;
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case PadButton.BUTTON_LEFT:
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playerPosition.X -= playerSpeed * GetFrameTime();
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break;
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case PadButton.BUTTON_RIGHT:
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playerPosition.X += playerSpeed * GetFrameTime();
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break;
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case PadButton.BUTTON_DOWN:
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playerPosition.Y += playerSpeed * GetFrameTime();
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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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// Draw world
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DrawCircleV(playerPosition, 50, Color.Maroon);
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// Draw GUI
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for (var i = 0; i < (int)PadButton.BUTTON_MAX; i++)
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{
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DrawCircleV(buttonPositions[i], buttonRadius, (i == pressedButton) ? Color.DarkGray : Color.Black);
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DrawTriangle(
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arrowTris[i][0],
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arrowTris[i][1],
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arrowTris[i][2],
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buttonLabelColors[i]
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);
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}
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DrawText("move the player with D-Pad buttons", 10, 10, 20, 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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InitWindow(screenWidth, screenHeight, "raylib [core] example - input virtual controls");
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SetTargetFPS(60);
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//--------------------------------------------------------------------------------------
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var game = new InputVirtualControls();
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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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{
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// Update
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//--------------------------------------------------------------------------
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if ((GetTouchPointCount() > 0))
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{
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inputPosition = GetTouchPosition(0); // Use touch position
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}
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else
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{
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inputPosition = GetMousePosition(); // Use mouse position
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}
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// Reset pressed button to none
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pressedButton = (int)PadButton.BUTTON_NONE;
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// Make sure user is pressing left mouse button if they're from desktop
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if ((GetTouchPointCount() > 0) ||
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((GetTouchPointCount() == 0) && IsMouseButtonDown(MouseButton.Left)))
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{
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// Find nearest D-Pad button to the input position
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for (int i = 0; i < (int)PadButton.BUTTON_MAX; i++)
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{
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float distX = MathF.Abs(buttonPositions[i].X - inputPosition.X);
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float distY = MathF.Abs(buttonPositions[i].Y - inputPosition.Y);
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if ((distX + distY < buttonRadius))
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{
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pressedButton = i;
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break;
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}
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}
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}
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// Move player according to pressed button
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switch ((PadButton)pressedButton)
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{
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case PadButton.BUTTON_UP:
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playerPosition.Y -= playerSpeed * GetFrameTime();
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break;
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case PadButton.BUTTON_LEFT:
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playerPosition.X -= playerSpeed * GetFrameTime();
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break;
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case PadButton.BUTTON_RIGHT:
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playerPosition.X += playerSpeed * GetFrameTime();
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break;
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case PadButton.BUTTON_DOWN:
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playerPosition.Y += playerSpeed * GetFrameTime();
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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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//--------------------------------------------------------------------------
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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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// Draw world
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DrawCircleV(playerPosition, 50, Color.Maroon);
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// Draw GUI
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for (int i = 0; i < (int)PadButton.BUTTON_MAX; i++)
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{
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DrawCircleV(buttonPositions[i], buttonRadius, (i == pressedButton) ? Color.DarkGray : Color.Black);
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DrawTriangle(
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arrowTris[i][0],
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arrowTris[i][1],
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arrowTris[i][2],
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buttonLabelColors[i]
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);
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}
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DrawText("move the player with D-Pad buttons", 10, 10, 20, Color.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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