/// <summary>
/// Sets the first argument for the macro call.
/// </summary>
/// <param name="context">GPU context where the macro code is being executed</param>
/// <param name="processor">GPU GP FIFO command processor</param>
/// <param name="code">Code to be executed</param>
/// <param name="argument">First argument</param>
public void StartExecution(GpuContext context, GPFifoProcessor processor, ReadOnlySpan <int> code, int argument)
{
_argument = argument;
_executionPending = true;
if (_executionEngine == null)
{
if (GraphicsConfig.EnableMacroHLE && MacroHLETable.TryGetMacroHLEFunction(code.Slice(Position), context.Capabilities, out _hleFunction))
{
_executionEngine = new MacroHLE(processor, _hleFunction);
}
else if (GraphicsConfig.EnableMacroJit)
{
_executionEngine = new MacroJit();
}
else
{
_executionEngine = new MacroInterpreter();
}
}
if (_hleFunction == MacroHLEFunctionName.MultiDrawElementsIndirectCount)
{
// We don't consume the parameter buffer value, so we don't need to flush it.
// Doing so improves performance if the value was written by a GPU shader.
context.GPFifo.SetFlushSkips(2);
}
}
/// <summary>
/// Creates a new instance of the HLE macro handler.
/// </summary>
/// <param name="context">GPU context the macro is being executed on</param>
/// <param name="memoryManager">GPU memory manager</param>
/// <param name="engine">3D engine where this macro is being called</param>
/// <param name="functionName">Name of the HLE macro function to be called</param>
public MacroHLE(GPFifoProcessor processor, MacroHLEFunctionName functionName)
{
_processor = processor;
_functionName = functionName;
Fifo = new Queue <FifoWord>();
}
/// <summary>
/// Creates a new instance of a GPU channel.
/// </summary>
/// <param name="context">GPU context that the channel belongs to</param>
internal GpuChannel(GpuContext context)
{
_context = context;
_device = context.GPFifo;
_processor = new GPFifoProcessor(context, this);
BufferManager = new BufferManager(context, this);
TextureManager = new TextureManager(context, this);
}