mirror of
https://github.com/raylib-cs/raylib-cs
synced 2025-09-09 03:01:41 -04:00
Multi-target net5.0
This commit is contained in:
@@ -1,30 +1,31 @@
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using System;
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using System.Runtime.InteropServices;
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namespace Raylib_cs;
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[StructLayout(LayoutKind.Sequential)]
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public readonly struct CBool
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namespace Raylib_cs
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{
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private readonly byte value;
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private CBool(bool value)
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[StructLayout(LayoutKind.Sequential)]
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public readonly struct CBool
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{
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this.value = Convert.ToByte(value);
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}
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private readonly byte value;
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public static implicit operator CBool(bool value)
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{
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return new CBool(value);
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}
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private CBool(bool value)
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{
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this.value = Convert.ToByte(value);
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}
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public static implicit operator bool(CBool x)
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{
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return Convert.ToBoolean(x.value);
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}
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public static implicit operator CBool(bool value)
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{
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return new CBool(value);
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}
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public override string ToString()
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{
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return Convert.ToBoolean(value).ToString();
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public static implicit operator bool(CBool x)
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{
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return Convert.ToBoolean(x.value);
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}
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public override string ToString()
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{
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return Convert.ToBoolean(value).ToString();
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}
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}
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}
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}
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@@ -1,209 +1,210 @@
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using System;
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using System.Text;
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namespace Raylib_cs;
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#region LICENSE
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// ** -- TAKEN FROM SQLitePCL.raw -- ** \\
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/* https://github.com/ericsink/SQLitePCL.raw */
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/*
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Copyright 2014-2021 SourceGear, LLC
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// CHANGES:
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// - Update Method Names
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// - Implicit Conversion From string
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#endregion
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/// <summary>
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/// A raw string representation suitable for passing into many core SQLite apis. These will normally be pointers to
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/// utf8 encoded bytes, with a trailing <c>\0</c> terminator. <see langword="null"/> strings can be represented as
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/// well as empty strings.
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/// </summary>
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public readonly ref struct Utf8String
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namespace Raylib_cs
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{
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// this span will contain a zero terminator byte
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// if sp.Length is 0, it represents a null string
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// if sp.Length is 1, the only byte must be zero, and it is an empty string
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readonly ReadOnlySpan<byte> sp;
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#region LICENSE
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public ref readonly byte GetPinnableReference()
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{
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return ref sp.GetPinnableReference();
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}
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// ** -- TAKEN FROM SQLitePCL.raw -- ** \\
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/* https://github.com/ericsink/SQLitePCL.raw */
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/*
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Copyright 2014-2021 SourceGear, LLC
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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private Utf8String(ReadOnlySpan<byte> a)
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{
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// no check here. anything that calls this
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// constructor must make assurances about the
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// zero terminator.
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sp = a;
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}
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// CHANGES:
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// - Update Method Names
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// - Implicit Conversion From string
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#endregion
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/// <summary>
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/// Creates a new instance of <see cref="Utf8String"/> which directly points at the memory pointed to by <paramref
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/// name="span"/>. The span must contain a valid <see cref="Encoding.UTF8"/> encoded block of memory that
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/// terminates with a <c>\0</c> byte. The span passed in must include the <c>\0</c> terminator.
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/// <para/>
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/// Both <see langword="null"/> and empty strings can be created here. To create a <see langword="null"/> string,
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/// pass in an empty <see cref="ReadOnlySpan{T}"/>. To create an empty string, pass in a span with length 1, that
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/// only contains a <c>\0</c>
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/// A raw string representation suitable for passing into many core SQLite apis. These will normally be pointers to
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/// utf8 encoded bytes, with a trailing <c>\0</c> terminator. <see langword="null"/> strings can be represented as
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/// well as empty strings.
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/// </summary>
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/// <exception cref="ArgumentException">
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/// Thrown if <c>span.Length > 0</c> and <c>span[^1]</c> is not <c>\0</c>.
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/// </exception>
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public static Utf8String FromSpan(ReadOnlySpan<byte> span)
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public readonly ref struct Utf8String
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{
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if (
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span.Length > 0
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&& span[^1] != 0
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)
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// this span will contain a zero terminator byte
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// if sp.Length is 0, it represents a null string
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// if sp.Length is 1, the only byte must be zero, and it is an empty string
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readonly ReadOnlySpan<byte> sp;
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public ref readonly byte GetPinnableReference()
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{
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throw new ArgumentException("zero terminator required");
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return ref sp.GetPinnableReference();
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}
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return new Utf8String(span);
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}
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public static Utf8String FromString(string s)
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{
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if (s == null)
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private Utf8String(ReadOnlySpan<byte> a)
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{
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return new Utf8String(ReadOnlySpan<byte>.Empty);
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// no check here. anything that calls this
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// constructor must make assurances about the
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// zero terminator.
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sp = a;
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}
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return new Utf8String(s.ToUtf8String());
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}
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static unsafe long GetLength(byte* p)
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{
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var q = p;
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while (*q != 0)
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/// <summary>
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/// Creates a new instance of <see cref="Utf8String"/> which directly points at the memory pointed to by <paramref
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/// name="span"/>. The span must contain a valid <see cref="Encoding.UTF8"/> encoded block of memory that
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/// terminates with a <c>\0</c> byte. The span passed in must include the <c>\0</c> terminator.
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/// <para/>
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/// Both <see langword="null"/> and empty strings can be created here. To create a <see langword="null"/> string,
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/// pass in an empty <see cref="ReadOnlySpan{T}"/>. To create an empty string, pass in a span with length 1, that
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/// only contains a <c>\0</c>
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/// </summary>
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/// <exception cref="ArgumentException">
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/// Thrown if <c>span.Length > 0</c> and <c>span[^1]</c> is not <c>\0</c>.
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/// </exception>
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public static Utf8String FromSpan(ReadOnlySpan<byte> span)
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{
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q++;
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}
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return q - p;
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}
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static unsafe ReadOnlySpan<byte> FindZeroTerminator(byte* p)
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{
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var len = (int)GetLength(p);
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return new ReadOnlySpan<byte>(p, len + 1);
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}
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/// <summary>
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/// Creates a new instance of <see cref="Utf8String"/> which directly points at the memory pointed to by <paramref
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/// name="p"/>. The pointer must either be <see langword="null"/> or point to a valid <see
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/// cref="Encoding.UTF8"/> encoded block of memory that terminates with a <c>\0</c> byte.
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/// </summary>
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public static unsafe Utf8String FromPtr(byte* p)
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{
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return p == null ? new Utf8String(ReadOnlySpan<byte>.Empty) : new Utf8String(FindZeroTerminator(p));
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}
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// TODO maybe remove this and just use FromSpan?
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/// <summary>
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/// Creates a new instance of <see cref="Utf8String"/> which directly points at the memory pointed to by <paramref
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/// name="p"/> with length <paramref name="len"/>. The pointer must be to a valid <see cref="Encoding.UTF8"/>
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/// encoded block of memory that terminates with a <c>\0</c> byte. The <paramref name="len"/> value refers to
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/// the number of bytes in the utf8 encoded value <em>not</em> including the <c>\0</c> byte terminator.
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/// <para/>
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/// <paramref name="p"/> can be <see langword="null"/>, in which case <paramref name="len"/> is ignored
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/// and a new <see cref="Utf8String"/> instance is created that represents <see langword="null"/>. Note that this
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/// different from a pointer to a single <c>\0</c> byte and a length of one. That would represent an empty <see
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/// cref="Utf8String"/> string.
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/// </summary>
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/// <exception cref="ArgumentException">
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/// Thrown if <paramref name="p"/> is not <see langword="null"/> and <c>p[len]</c> is not <c>\0</c>.
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/// </exception>
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public static unsafe Utf8String FromPtrLen(byte* p, int len)
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{
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if (p == null)
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{
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return new Utf8String(ReadOnlySpan<byte>.Empty);
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}
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// the given len does NOT include the zero terminator
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var sp = new ReadOnlySpan<byte>(p, len + 1);
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return FromSpan(sp);
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}
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public static unsafe Utf8String FromIntPtr(IntPtr p)
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{
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return p == IntPtr.Zero ? new Utf8String(ReadOnlySpan<byte>.Empty) : new Utf8String(FindZeroTerminator((byte*)p.ToPointer()));
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}
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/// <summary>
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/// UTF16 String representation
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/// Returns "NUL" on Null native type
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/// </summary>
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/// <returns></returns>
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public override string ToString()
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{
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if (sp.Length == 0)
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{
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// object.ToString() should never thrown
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// throw new NullReferenceException();
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return "NUL";
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}
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unsafe
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{
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fixed (byte* q = sp)
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if (
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span.Length > 0
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&& span[^1] != 0
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)
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{
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return Encoding.UTF8.GetString(q, sp.Length - 1);
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throw new ArgumentException("zero terminator required");
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}
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return new Utf8String(span);
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}
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public static Utf8String FromString(string s)
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{
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if (s == null)
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{
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return new Utf8String(ReadOnlySpan<byte>.Empty);
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}
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return new Utf8String(s.ToUtf8String());
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}
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static unsafe long GetLength(byte* p)
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{
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var q = p;
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while (*q != 0)
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{
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q++;
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}
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return q - p;
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}
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static unsafe ReadOnlySpan<byte> FindZeroTerminator(byte* p)
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{
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var len = (int)GetLength(p);
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return new ReadOnlySpan<byte>(p, len + 1);
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}
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/// <summary>
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/// Creates a new instance of <see cref="Utf8String"/> which directly points at the memory pointed to by <paramref
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/// name="p"/>. The pointer must either be <see langword="null"/> or point to a valid <see
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/// cref="Encoding.UTF8"/> encoded block of memory that terminates with a <c>\0</c> byte.
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/// </summary>
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public static unsafe Utf8String FromPtr(byte* p)
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{
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return p == null ? new Utf8String(ReadOnlySpan<byte>.Empty) : new Utf8String(FindZeroTerminator(p));
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}
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// TODO maybe remove this and just use FromSpan?
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/// <summary>
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/// Creates a new instance of <see cref="Utf8String"/> which directly points at the memory pointed to by <paramref
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/// name="p"/> with length <paramref name="len"/>. The pointer must be to a valid <see cref="Encoding.UTF8"/>
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/// encoded block of memory that terminates with a <c>\0</c> byte. The <paramref name="len"/> value refers to
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/// the number of bytes in the utf8 encoded value <em>not</em> including the <c>\0</c> byte terminator.
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/// <para/>
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/// <paramref name="p"/> can be <see langword="null"/>, in which case <paramref name="len"/> is ignored
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/// and a new <see cref="Utf8String"/> instance is created that represents <see langword="null"/>. Note that this
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/// different from a pointer to a single <c>\0</c> byte and a length of one. That would represent an empty <see
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/// cref="Utf8String"/> string.
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/// </summary>
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/// <exception cref="ArgumentException">
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/// Thrown if <paramref name="p"/> is not <see langword="null"/> and <c>p[len]</c> is not <c>\0</c>.
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/// </exception>
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public static unsafe Utf8String FromPtrLen(byte* p, int len)
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{
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if (p == null)
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{
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return new Utf8String(ReadOnlySpan<byte>.Empty);
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}
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// the given len does NOT include the zero terminator
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var sp = new ReadOnlySpan<byte>(p, len + 1);
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return FromSpan(sp);
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}
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public static unsafe Utf8String FromIntPtr(IntPtr p)
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{
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return p == IntPtr.Zero ? new Utf8String(ReadOnlySpan<byte>.Empty) : new Utf8String(FindZeroTerminator((byte*)p.ToPointer()));
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}
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/// <summary>
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/// UTF16 String representation
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/// Returns "NUL" on Null native type
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/// </summary>
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/// <returns></returns>
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public override string ToString()
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{
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if (sp.Length == 0)
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{
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// object.ToString() should never thrown
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// throw new NullReferenceException();
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return "NUL";
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}
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unsafe
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{
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fixed (byte* q = sp)
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{
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return Encoding.UTF8.GetString(q, sp.Length - 1);
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}
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}
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}
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}
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/// <summary>
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/// Gets the <see cref="Encoding.UTF8"/> encoded bytes for the provided <paramref name="value"/>. The array
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/// will include a trailing <c>\0</c> character. The length of the array will <see cref="Encoding.UTF8"/>'s
|
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/// <see cref="Encoding.GetByteCount(string)"/><c>+1</c> (for the trailing <c>\0</c> byte). These bytes are
|
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/// suitable to use with <see cref="FromSpan"/> using the extension <see
|
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/// cref="MemoryExtensions.AsSpan{T}(T[])"/> or <see cref="FromPtr(byte*)"/> or <see cref="FromPtrLen(byte*,
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/// int)"/>. Note that for <see cref="FromPtrLen(byte*, int)"/> the length provided should not include the
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/// trailing <c>\0</c> terminator.
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/// </summary>
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public static byte[] GetZeroTerminatedUTF8Bytes(string value)
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{
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return value.ToUtf8String();
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}
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public static implicit operator Utf8String(string s)
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{
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return FromString(s);
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}
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}
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|
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public static class Utf8StringUtils
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{
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public static byte[] ToUtf8String(this string sourceText)
|
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{
|
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if (sourceText == null)
|
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/// <summary>
|
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/// Gets the <see cref="Encoding.UTF8"/> encoded bytes for the provided <paramref name="value"/>. The array
|
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/// will include a trailing <c>\0</c> character. The length of the array will <see cref="Encoding.UTF8"/>'s
|
||||
/// <see cref="Encoding.GetByteCount(string)"/><c>+1</c> (for the trailing <c>\0</c> byte). These bytes are
|
||||
/// suitable to use with <see cref="FromSpan"/> using the extension <see
|
||||
/// cref="MemoryExtensions.AsSpan{T}(T[])"/> or <see cref="FromPtr(byte*)"/> or <see cref="FromPtrLen(byte*,
|
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/// int)"/>. Note that for <see cref="FromPtrLen(byte*, int)"/> the length provided should not include the
|
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/// trailing <c>\0</c> terminator.
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/// </summary>
|
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public static byte[] GetZeroTerminatedUTF8Bytes(string value)
|
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{
|
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return null;
|
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return value.ToUtf8String();
|
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}
|
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|
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var length = Encoding.UTF8.GetByteCount(sourceText);
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|
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var byteArray = new byte[length + 1];
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var wrote = Encoding.UTF8.GetBytes(sourceText, 0, sourceText.Length, byteArray, 0);
|
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byteArray[wrote] = 0;
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return byteArray;
|
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public static implicit operator Utf8String(string s)
|
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{
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return FromString(s);
|
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}
|
||||
}
|
||||
}
|
||||
|
||||
public static class Utf8StringUtils
|
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{
|
||||
public static byte[] ToUtf8String(this string sourceText)
|
||||
{
|
||||
if (sourceText == null)
|
||||
{
|
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return null;
|
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}
|
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|
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var length = Encoding.UTF8.GetByteCount(sourceText);
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var byteArray = new byte[length + 1];
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var wrote = Encoding.UTF8.GetBytes(sourceText, 0, sourceText.Length, byteArray, 0);
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byteArray[wrote] = 0;
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return byteArray;
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}
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user