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feat: backporting existing raylib-cs examples and new official raylib examples to WASM, adopting raylib's original code style

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tiger tiger tiger 2026-07-17 08:22:54 +02:00
commit 732b7aa346
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175
Examples/Models/OrthographicProjection.cs
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@ -1,13 +1,17 @@
/*******************************************************************************************
*
* raylib [models] example - Show the difference between perspective and orthographic projection
* raylib [models] example - orthographic projection
*
* This program is heavily based on the geometric objects example
* Example complexity rating: [★☆☆☆] 1/4
*
* This example has been created using raylib 1.9.7 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
* Example originally created with raylib 2.0, last time updated with raylib 3.7
*
* Copyright (c) 2018 Max Danielsson ref Ramon Santamaria (@raysan5)
* Example contributed by Max Danielsson (@autious) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2018-2025 Max Danielsson (@autious) and Ramon Santamaria (@raysan5)
*
********************************************************************************************/
@ -16,96 +20,119 @@ using static Raylib_cs.Raylib;
namespace Examples.Models;
public class OrthographicProjection
public partial class OrthographicProjection : IExample
{
public const float FOVY_PERSPECTIVE = 45.0f;
public const float WIDTH_ORTHOGRAPHIC = 10.0f;
public static int Main()
private const int screenWidth = 800;
private const int screenHeight = 450;
public string Name => "Models / Orthographic Projection";
public string Title => "raylib [models] example - orthographic projection";
private Camera3D camera;
public void Init()
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [models] example - geometric shapes");
// Define the camera to look into our 3d world
Camera3D camera = new();
camera = new();
camera.Position = new Vector3(0.0f, 10.0f, 10.0f);
camera.Target = new Vector3(0.0f, 0.0f, 0.0f);
camera.Up = new Vector3(0.0f, 1.0f, 0.0f);
camera.FovY = FOVY_PERSPECTIVE;
camera.Projection = CameraProjection.Perspective;
}
public void Update()
{
// Update
//----------------------------------------------------------------------------------
if (IsKeyPressed(KeyboardKey.Space))
{
if (camera.Projection == CameraProjection.Perspective)
{
camera.FovY = WIDTH_ORTHOGRAPHIC;
camera.Projection = CameraProjection.Orthographic;
}
else
{
camera.FovY = FOVY_PERSPECTIVE;
camera.Projection = CameraProjection.Perspective;
}
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(Color.RayWhite);
BeginMode3D(camera);
DrawCube(new Vector3(-4.0f, 0.0f, 2.0f), 2.0f, 5.0f, 2.0f, Color.Red);
DrawCubeWires(new Vector3(-4.0f, 0.0f, 2.0f), 2.0f, 5.0f, 2.0f, Color.Gold);
DrawCubeWires(new Vector3(-4.0f, 0.0f, -2.0f), 3.0f, 6.0f, 2.0f, Color.Maroon);
DrawSphere(new Vector3(-1.0f, 0.0f, -2.0f), 1.0f, Color.Green);
DrawSphereWires(new Vector3(1.0f, 0.0f, 2.0f), 2.0f, 16, 16, Color.Lime);
DrawCylinder(new Vector3(4.0f, 0.0f, -2.0f), 1.0f, 2.0f, 3.0f, 4, Color.SkyBlue);
DrawCylinderWires(new Vector3(4.0f, 0.0f, -2.0f), 1.0f, 2.0f, 3.0f, 4, Color.DarkBlue);
DrawCylinderWires(new Vector3(4.5f, -1.0f, 2.0f), 1.0f, 1.0f, 2.0f, 6, Color.Brown);
DrawCylinder(new Vector3(1.0f, 0.0f, -4.0f), 0.0f, 1.5f, 3.0f, 8, Color.Gold);
DrawCylinderWires(new Vector3(1.0f, 0.0f, -4.0f), 0.0f, 1.5f, 3.0f, 8, Color.Pink);
DrawGrid(10, 1.0f); // Draw a grid
EndMode3D();
DrawText("Press Spacebar to switch camera type", 10, GetScreenHeight() - 30, 20, Color.DarkGray);
if (camera.Projection == CameraProjection.Orthographic)
{
DrawText("ORTHOGRAPHIC", 10, 40, 20, Color.Black);
}
else if (camera.Projection == CameraProjection.Perspective)
{
DrawText("PERSPECTIVE", 10, 40, 20, Color.Black);
}
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
public void Unload()
{
}
public static int Main()
{
// Initialization
//--------------------------------------------------------------------------------------
InitWindow(screenWidth, screenHeight, "raylib [models] example - orthographic projection");
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
var game = new OrthographicProjection();
game.Init();
// Main game loop
while (!WindowShouldClose())
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
if (IsKeyPressed(KeyboardKey.Space))
{
if (camera.Projection == CameraProjection.Perspective)
{
camera.FovY = WIDTH_ORTHOGRAPHIC;
camera.Projection = CameraProjection.Orthographic;
}
else
{
camera.FovY = FOVY_PERSPECTIVE;
camera.Projection = CameraProjection.Perspective;
}
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(Color.RayWhite);
BeginMode3D(camera);
DrawCube(new Vector3(-4.0f, 0.0f, 2.0f), 2.0f, 5.0f, 2.0f, Color.Red);
DrawCubeWires(new Vector3(-4.0f, 0.0f, 2.0f), 2.0f, 5.0f, 2.0f, Color.Gold);
DrawCubeWires(new Vector3(-4.0f, 0.0f, -2.0f), 3.0f, 6.0f, 2.0f, Color.Maroon);
DrawSphere(new Vector3(-1.0f, 0.0f, -2.0f), 1.0f, Color.Green);
DrawSphereWires(new Vector3(1.0f, 0.0f, 2.0f), 2.0f, 16, 16, Color.Lime);
DrawCylinder(new Vector3(4.0f, 0.0f, -2.0f), 1.0f, 2.0f, 3.0f, 4, Color.SkyBlue);
DrawCylinderWires(new Vector3(4.0f, 0.0f, -2.0f), 1.0f, 2.0f, 3.0f, 4, Color.DarkBlue);
DrawCylinderWires(new Vector3(4.5f, -1.0f, 2.0f), 1.0f, 1.0f, 2.0f, 6, Color.Brown);
DrawCylinder(new Vector3(1.0f, 0.0f, -4.0f), 0.0f, 1.5f, 3.0f, 8, Color.Gold);
DrawCylinderWires(new Vector3(1.0f, 0.0f, -4.0f), 0.0f, 1.5f, 3.0f, 8, Color.Pink);
DrawGrid(10, 1.0f);
EndMode3D();
DrawText("Press Spacebar to switch camera type", 10, GetScreenHeight() - 30, 20, Color.DarkGray);
if (camera.Projection == CameraProjection.Orthographic)
{
DrawText("ORTHOGRAPHIC", 10, 40, 20, Color.Black);
}
else if (camera.Projection == CameraProjection.Perspective)
{
DrawText("PERSPECTIVE", 10, 40, 20, Color.Black);
}
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
game.Update();
}
game.Unload();
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow();
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;