mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-09-10 13:43:17 +02:00
80 lines
2.9 KiB
C#
80 lines
2.9 KiB
C#
using Ryujinx.Graphics.Gpu.State;
|
|
using Ryujinx.Graphics.Texture;
|
|
using System;
|
|
|
|
namespace Ryujinx.Graphics.Gpu.Engine
|
|
{
|
|
partial class Methods
|
|
{
|
|
/// <summary>
|
|
/// Performs a buffer to buffer, or buffer to texture copy.
|
|
/// </summary>
|
|
/// <param name="state">Current GPU state</param>
|
|
/// <param name="argument">Method call argument</param>
|
|
private void CopyBuffer(GpuState state, int argument)
|
|
{
|
|
var cbp = state.Get<CopyBufferParams>(MethodOffset.CopyBufferParams);
|
|
|
|
var swizzle = state.Get<CopyBufferSwizzle>(MethodOffset.CopyBufferSwizzle);
|
|
|
|
bool srcLinear = (argument & (1 << 7)) != 0;
|
|
bool dstLinear = (argument & (1 << 8)) != 0;
|
|
bool copy2D = (argument & (1 << 9)) != 0;
|
|
|
|
int size = cbp.XCount;
|
|
|
|
if (size == 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (copy2D)
|
|
{
|
|
// Buffer to texture copy.
|
|
int srcBpp = swizzle.UnpackSrcComponentsCount() * swizzle.UnpackComponentSize();
|
|
int dstBpp = swizzle.UnpackDstComponentsCount() * swizzle.UnpackComponentSize();
|
|
|
|
var dst = state.Get<CopyBufferTexture>(MethodOffset.CopyBufferDstTexture);
|
|
var src = state.Get<CopyBufferTexture>(MethodOffset.CopyBufferSrcTexture);
|
|
|
|
var srcCalculator = new OffsetCalculator(
|
|
src.Width,
|
|
src.Height,
|
|
cbp.SrcStride,
|
|
srcLinear,
|
|
src.MemoryLayout.UnpackGobBlocksInY(),
|
|
srcBpp);
|
|
|
|
var dstCalculator = new OffsetCalculator(
|
|
dst.Width,
|
|
dst.Height,
|
|
cbp.DstStride,
|
|
dstLinear,
|
|
dst.MemoryLayout.UnpackGobBlocksInY(),
|
|
dstBpp);
|
|
|
|
ulong srcBaseAddress = _context.MemoryManager.Translate(cbp.SrcAddress.Pack());
|
|
ulong dstBaseAddress = _context.MemoryManager.Translate(cbp.DstAddress.Pack());
|
|
|
|
for (int y = 0; y < cbp.YCount; y++)
|
|
for (int x = 0; x < cbp.XCount; x++)
|
|
{
|
|
int srcOffset = srcCalculator.GetOffset(src.RegionX + x, src.RegionY + y);
|
|
int dstOffset = dstCalculator.GetOffset(dst.RegionX + x, dst.RegionY + y);
|
|
|
|
ulong srcAddress = srcBaseAddress + (ulong)srcOffset;
|
|
ulong dstAddress = dstBaseAddress + (ulong)dstOffset;
|
|
|
|
ReadOnlySpan<byte> pixel = _context.PhysicalMemory.GetSpan(srcAddress, (ulong)srcBpp);
|
|
|
|
_context.PhysicalMemory.Write(dstAddress, pixel);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Buffer to buffer copy.
|
|
BufferManager.CopyBuffer(cbp.SrcAddress, cbp.DstAddress, (uint)size);
|
|
}
|
|
}
|
|
}
|
|
} |