forked from Mirror/Ryujinx
4d02a2d2c0
* Initial NVDEC and VIC implementation * Update FFmpeg.AutoGen to 4.3.0 * Add nvdec dependencies for Windows * Unify some VP9 structures * Rename VP9 structure fields * Improvements to Video API * XML docs for Common.Memory * Remove now unused or redundant overloads from MemoryAccessor * NVDEC UV surface read/write scalar paths * Add FIXME comments about hacky things/stuff that will need to be fixed in the future * Cleaned up VP9 memory allocation * Remove some debug logs * Rename some VP9 structs * Remove unused struct * No need to compile Ryujinx.Graphics.Host1x with unsafe anymore * Name AsyncWorkQueue threads to make debugging easier * Make Vp9PictureInfo a ref struct * LayoutConverter no longer needs the depth argument (broken by rebase) * Pooling of VP9 buffers, plus fix a memory leak on VP9 * Really wish VS could rename projects properly... * Address feedback * Remove using * Catch OperationCanceledException * Add licensing informations * Add THIRDPARTY.md to release too Co-authored-by: Thog <me@thog.eu>
39 lines
1.2 KiB
C#
39 lines
1.2 KiB
C#
using System.Runtime.CompilerServices;
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namespace Ryujinx.Graphics.Vic.Types
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{
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static class BitfieldExtensions
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static bool Extract(this int value, int lsb)
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{
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return ((value >> (lsb & 0x1f)) & 1) != 0;
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static int Extract(this int value, int lsb, int length)
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{
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return (value >> (lsb & 0x1f)) & (int)(uint.MaxValue >> (32 - length));
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static bool Extract(this long value, int lsb)
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{
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return ((int)(value >> (lsb & 0x3f)) & 1) != 0;
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static int Extract(this long value, int lsb, int length)
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{
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return (int)(value >> (lsb & 0x3f)) & (int)(uint.MaxValue >> (32 - length));
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static int ExtractSx(this long value, int lsb, int length)
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{
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int shift = lsb & 0x3f;
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return (int)((value << (64 - (shift + length))) >> (64 - length));
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}
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}
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}
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