首先,我想表达的是,我写这篇文章的目的是遵循网站本身的准则,该准则指出,任何人都可以记录其工作,以帮助将来再次需要它。这是上面的截图:


问题很简单,有人希望创建一款具有d20风格的游戏,如何为战斗系统和游戏框架内的一般用途创建骰子滚轮类?

最佳答案

创建一个“骰子袋”非常简单;编写它几乎不需要花费任何精力。但是,在继续操作之前,需要说明一些事项。骰子(复数“骰子”)永远不能为零或负数,因此在编写类时,我们需要为此做好准备。我们将使用我们自己的“ Dice”枚举来包装参数重载,该枚举将无条件地为无符号整数。这样做将有助于避免各种不确定的行为。我们还将在返回的值上加上+1,以确保该数字永远不会为0,正如我已经说过的那样,对于物理裸而言这是不可能的。

使用这些规则和法律,这是规定的类别:

using System;
using System.Collections.Generic;

namespace Utilities {
    /**
     * Original Author: Gordon Kyle Wallace, "Krythic"
     *
     * This class is designed to emulate/facilitate the rolling of real-world
     * dice within a d20 stylized game/system.
     *
     * License:
     * There is not one; this snippet may be used/modified by anyone for
     * any arbitrary reason. I, Gordon Kyle Wallace "Krythic", lay no claim upon
     * this document, the program it ultimately produces, or the thought-patterns
     * that may—or may not—emerge from using it.
     *
     * This disclaimer may be deleted at your whim.
     *
     * ~Krythic
     */
    public class DiceBag {
        public enum Dice : uint {
            /// <summary>
            /// This can be considered a double-sided coin;
            /// used to delimit a 50/50 probability.
            /// </summary>
            D2 = 2 ,
            /// <summary>
            /// A Tetrahedron
            /// A 4 Sided Die
            /// </summary>
            D4 = 4 ,
            /// <summary>
            /// A Cube
            /// A 6 Sided Die
            /// </summary>
            D6 = 6 ,
            /// <summary>
            /// A Octahedron
            /// A 8 Sided Die
            /// </summary>
            D8 = 8 ,
            /// <summary>
            /// A Pentagonal Trapezohedron
            /// A 10 Sided Die
            /// </summary>
            D10 = 10 ,
            /// <summary>
            /// A Dodecahedron
            /// A 12 Sided Die
            /// </summary>
            D12 = 12 ,
            /// <summary>
            /// A Icosahedron
            /// A 20 Sided Die
            /// </summary>
            D20 = 20 ,
            /// <summary>
            /// A Rhombic Triacontahedron
            /// A 30 Sided Die
            /// </summary>
            D30 = 30 ,
            /// <summary>
            /// A Icosakaipentagonal Trapezohedron
            /// A 50 Sided Die
            /// </summary>
            D50 = 50 ,
            /// <summary>
            /// A Pentagonal Hexecontahedron
            /// A 60 Sided Die
            /// </summary>
            D60 = 60 ,
            /// <summary>
            /// A Zocchihedron
            /// A 100 Sided Die
            /// </summary>
            D100 = 100
        };

        private Random _rng;

        public DiceBag() {
            _rng = new Random();
        }

        /**
         * The default dice-rolling method. All methods link to this one.
         */
        private int InternalRoll( uint dice ) {
            return 1 + _rng.Next( ( int )dice );
        }

        /// <summary>
        /// Rolls the specified dice.
        /// </summary>
        /// <param name="d">The d.</param>
        /// <returns>The Number rolled.</returns>
        public int Roll( Dice d ) {
            return InternalRoll( ( uint )d );
        }

        /// <summary>
        /// Rolls the chosen dice then adds a modifier
        /// to the rolled number.
        /// </summary>
        /// <param name="dice">The dice.</param>
        /// <param name="modifier">The modifier.</param>
        /// <returns></returns>
        public int RollWithModifier( Dice dice , uint modifier ) {
            return InternalRoll( ( uint )dice ) + ( int )modifier;
        }

        /// <summary>
        /// Rolls a series of dice and returns a collection containing them.
        /// </summary>
        /// <param name="d">The d.</param>
        /// <param name="times">The times.</param>
        /// <returns>A Collection Holding the dice rolls.</returns>
        public List<int> RollQuantity( Dice d , uint times ) {
            List<int> rolls = new List<int>();
            for( int i = 0 ; i < times ; i++ ) {
                rolls.Add( InternalRoll( ( uint )d ) );
            }
            return rolls;
        }
    }
}


如何使用此类:

实现该类非常简单。首先,必须创建“ Dicebag”类的实例,然后选择所需的方法。这是一个掷1d20(二十面骰子)的示例:

DiceBag bag = new DiceBag();
Console.WriteLine( bag.Roll( DiceBag.Dice.D20 ) );


如何将修改器属性应用于卷:

同样,这很简单。我们将使用称为“ RollWithModifier”的第二种方法,并使用选择的骰子,还使用我们选择的任何无符号整数输入第二个重载。这是一个片段,在使用d20的情况下,它将为最终掷骰添加22的修改量:

DiceBag bag = new DiceBag();
Console.WriteLine( bag.RollWithModifier( DiceBag.Dice.D20 , 22 ) );


您可能还注意到,我随意添加了用于批量骰子滚动的辅助方法。在某些情况下这可能很有用。以下代码段将使用d20生成131个骰子掷骰:

DiceBag bag = new DiceBag();
List<int> rolls = bag.RollQuantity( DiceBag.Dice.D20 , 131 );
for( int i = 0 ; i < rolls.Count ; i++ ) {
   Console.WriteLine( rolls[ i ] );
}


这就是全部。

关于c# - 如何制作简单的骰子系统,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/27854865/

10-13 06:11
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