public void GetRegister(OperandType operandType, RegisterIndex registerIndex, out Number4[] register, out int index)
{
switch (operandType)
{
case OperandType.ConstantBuffer:
register = _virtualMachine.ConstantBuffers[registerIndex.Index2D_0];
index = registerIndex.Index2D_1;
return;
case OperandType.Input:
// Only GS requires 2-dimensional inputs, but for simplicity we always use a 2-dimensional input array.
register = Inputs[registerIndex.Index2D_0];
index = registerIndex.Index2D_1;
return;
case OperandType.Output:
register = Outputs;
index = registerIndex.Index1D;
return;
case OperandType.Temp:
register = Temps;
index = registerIndex.Index1D;
return;
case OperandType.IndexableTemp:
register = IndexableTemps[registerIndex.Index2D_0];
index = registerIndex.Index2D_1;
return;
default:
throw new ArgumentException("Unsupported operand type: " + operandType);
}
}
public RegisterKey(OperandType registerType, RegisterIndex index)
{
RegisterType = registerType;
Index = index;
}
public RegisterKey(OperandType registerType, RegisterIndex index)
{
RegisterType = registerType;
Index = index;
}
private static RegisterIndex GetRegisterIndex(ExecutionContext context, Operand operand)
{
var result = new RegisterIndex();
switch (operand.IndexDimension)
{
case OperandIndexDimension._1D:
result.Index1D = EvaluateOperandIndex(context, operand.Indices[0]);
break;
case OperandIndexDimension._2D:
result.Index2D_0 = EvaluateOperandIndex(context, operand.Indices[0]);
result.Index2D_1 = EvaluateOperandIndex(context, operand.Indices[1]);
break;
}
return result;
}
public Number4 GetRegister(int contextIndex, OperandType registerType, RegisterIndex registerIndex)
{
Number4[] register;
int index;
_executionContexts[contextIndex].GetRegister(registerType, registerIndex, out register, out index);
return register[index];
}
public void SetSampler(RegisterIndex registerIndex, SamplerState sampler)
{
Samplers[registerIndex.Index1D] = sampler;
}
public void SetTexture(RegisterIndex registerIndex, ITexture texture)
{
Textures[registerIndex.Index1D] = texture;
}
public void SetRegister(int contextIndex, OperandType registerType, RegisterIndex registerIndex, Number4 value)
{
SetRegister(contextIndex, registerType, registerIndex, ref value);
}
public void SetRegister(int contextIndex, OperandType registerType, RegisterIndex registerIndex, ref Number4 value)
{
Number4[] register;
int index;
_executionContexts[contextIndex].GetRegister(registerType, registerIndex, out register, out index);
if (index < register.Length)
register[index] = value;
}