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| author | gdkchan <gab.dark.100@gmail.com> | 2019-12-31 00:22:58 -0300 |
|---|---|---|
| committer | Thog <thog@protonmail.com> | 2020-01-09 02:13:00 +0100 |
| commit | e58b540c4e2a8df460e0e357e3f341842dd59a71 (patch) | |
| tree | 7bb4aa70e991b648a869bd9e0875d230d9579a62 /Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs | |
| parent | 80ff2eab2992a3373ee79475d891ef126d67a4a2 (diff) | |
Add XML documentation to Ryujinx.Graphics.Gpu.Memory
Diffstat (limited to 'Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs')
| -rw-r--r-- | Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs b/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs index 500c36e5..a0247acf 100644 --- a/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs +++ b/Ryujinx.Graphics.Gpu/Memory/MemoryAccessor.cs @@ -3,15 +3,29 @@ using System.Runtime.InteropServices; namespace Ryujinx.Graphics.Gpu.Memory { + /// <summary> + /// GPU mapped memory accessor. + /// </summary> class MemoryAccessor { private GpuContext _context; + /// <summary> + /// Creates a new instance of the GPU memory accessor. + /// </summary> + /// <param name="context">GPU context that the memory accessor belongs to</param> public MemoryAccessor(GpuContext context) { _context = context; } + /// <summary> + /// Reads data from GPU mapped memory. + /// This reads as much data as possible, up to the specified maximum size. + /// </summary> + /// <param name="gpuVa">GPU virtual address where the data is located</param> + /// <param name="maxSize">Maximum size of the data</param> + /// <returns>The data at the specified memory location</returns> public Span<byte> Read(ulong gpuVa, ulong maxSize) { ulong processVa = _context.MemoryManager.Translate(gpuVa); @@ -21,6 +35,12 @@ namespace Ryujinx.Graphics.Gpu.Memory return _context.PhysicalMemory.Read(processVa, size); } + /// <summary> + /// Reads a structure from GPU mapped memory. + /// </summary> + /// <typeparam name="T">Type of the structure</typeparam> + /// <param name="gpuVa">GPU virtual address where the strcture is located</param> + /// <returns>The structure at the specified memory location</returns> public T Read<T>(ulong gpuVa) where T : struct { ulong processVa = _context.MemoryManager.Translate(gpuVa); @@ -30,6 +50,11 @@ namespace Ryujinx.Graphics.Gpu.Memory return MemoryMarshal.Cast<byte, T>(_context.PhysicalMemory.Read(processVa, size))[0]; } + /// <summary> + /// Reads a 32-bits signed integer from GPU mapped memory. + /// </summary> + /// <param name="gpuVa">GPU virtual address where the value is located</param> + /// <returns>The value at the specified memory location</returns> public int ReadInt32(ulong gpuVa) { ulong processVa = _context.MemoryManager.Translate(gpuVa); @@ -37,6 +62,11 @@ namespace Ryujinx.Graphics.Gpu.Memory return BitConverter.ToInt32(_context.PhysicalMemory.Read(processVa, 4)); } + /// <summary> + /// Writes a 32-bits signed integer to GPU mapped memory. + /// </summary> + /// <param name="gpuVa">GPU virtual address to write the value into</param> + /// <param name="value">The value to be written</param> public void Write(ulong gpuVa, int value) { ulong processVa = _context.MemoryManager.Translate(gpuVa); @@ -44,6 +74,11 @@ namespace Ryujinx.Graphics.Gpu.Memory _context.PhysicalMemory.Write(processVa, BitConverter.GetBytes(value)); } + /// <summary> + /// Writes data to GPU mapped memory. + /// </summary> + /// <param name="gpuVa">GPU virtual address to write the data into</param> + /// <param name="data">The data to be written</param> public void Write(ulong gpuVa, Span<byte> data) { ulong processVa = _context.MemoryManager.Translate(gpuVa); |
