mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-08-16 13:48:42 +02:00
103 lines
3.2 KiB
C#
103 lines
3.2 KiB
C#
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using Ryujinx.Graphics.Gpu;
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using Ryujinx.Graphics.VDec;
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using Ryujinx.Graphics.Vic;
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using System.Collections.Generic;
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namespace Ryujinx.Graphics
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{
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public class CdmaProcessor
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{
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private const int MethSetMethod = 0x10;
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private const int MethSetData = 0x11;
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private readonly VideoDecoder _videoDecoder;
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private readonly VideoImageComposer _videoImageComposer;
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public CdmaProcessor()
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{
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_videoDecoder = new VideoDecoder();
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_videoImageComposer = new VideoImageComposer(_videoDecoder);
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}
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public void PushCommands(GpuContext gpu, int[] cmdBuffer)
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{
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List<ChCommand> commands = new List<ChCommand>();
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ChClassId currentClass = 0;
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for (int index = 0; index < cmdBuffer.Length; index++)
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{
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int cmd = cmdBuffer[index];
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int value = (cmd >> 0) & 0xffff;
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int methodOffset = (cmd >> 16) & 0xfff;
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ChSubmissionMode submissionMode = (ChSubmissionMode)((cmd >> 28) & 0xf);
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switch (submissionMode)
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{
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case ChSubmissionMode.SetClass: currentClass = (ChClassId)(value >> 6); break;
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case ChSubmissionMode.Incrementing:
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{
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int count = value;
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for (int argIdx = 0; argIdx < count; argIdx++)
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{
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int argument = cmdBuffer[++index];
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commands.Add(new ChCommand(currentClass, methodOffset + argIdx, argument));
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}
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break;
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}
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case ChSubmissionMode.NonIncrementing:
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{
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int count = value;
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int[] arguments = new int[count];
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for (int argIdx = 0; argIdx < count; argIdx++)
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{
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arguments[argIdx] = cmdBuffer[++index];
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}
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commands.Add(new ChCommand(currentClass, methodOffset, arguments));
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break;
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}
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}
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}
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ProcessCommands(gpu, commands.ToArray());
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}
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private void ProcessCommands(GpuContext gpu, ChCommand[] commands)
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{
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int methodOffset = 0;
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foreach (ChCommand command in commands)
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{
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switch (command.MethodOffset)
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{
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case MethSetMethod: methodOffset = command.Arguments[0]; break;
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case MethSetData:
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{
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if (command.ClassId == ChClassId.NvDec)
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{
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_videoDecoder.Process(gpu, methodOffset, command.Arguments);
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}
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else if (command.ClassId == ChClassId.GraphicsVic)
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{
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_videoImageComposer.Process(gpu, methodOffset, command.Arguments);
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}
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break;
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}
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}
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}
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}
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}
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}
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