private void ParseAssignmentInstruction(D3D10Instruction instruction)
{
var newOutputs = new Dictionary <RegisterComponentKey, HlslTreeNode>();
RegisterComponentKey[] destinationKeys = GetDestinationKeys(instruction).ToArray();
foreach (RegisterComponentKey destinationKey in destinationKeys)
{
HlslTreeNode instructionTree = CreateInstructionTree(instruction, destinationKey);
newOutputs[destinationKey] = instructionTree;
}
foreach (var output in newOutputs)
{
_activeOutputs[output.Key] = output.Value;
}
}
private HlslTreeNode CreateInstructionTree(D3D10Instruction instruction, RegisterComponentKey destinationKey)
{
int componentIndex = destinationKey.ComponentIndex;
switch (instruction.Opcode)
{
case D3D10Opcode.DclInputPS:
case D3D10Opcode.DclInputPSSgv:
case D3D10Opcode.DclInput:
case D3D10Opcode.DclOutput:
case D3D10Opcode.DclOutputSgv:
{
var shaderInput = new RegisterInputNode(destinationKey);
return(shaderInput);
}
case D3D10Opcode.Mov:
case D3D10Opcode.Add:
case D3D10Opcode.Frc:
case D3D10Opcode.Mad:
case D3D10Opcode.Max:
case D3D10Opcode.Min:
case D3D10Opcode.Mul:
case D3D10Opcode.Rsq:
case D3D10Opcode.SinCos:
case D3D10Opcode.Sqrt:
{
HlslTreeNode[] inputs = GetInputs(instruction, componentIndex);
switch (instruction.Opcode)
{
case D3D10Opcode.Add:
return(new AddOperation(inputs[0], inputs[1]));
case D3D10Opcode.Mad:
return(new MultiplyAddOperation(inputs[0], inputs[1], inputs[2]));
case D3D10Opcode.Mov:
return(new MoveOperation(inputs[0]));
case D3D10Opcode.Mul:
return(new MultiplyOperation(inputs[0], inputs[1]));
case D3D10Opcode.Rsq:
return(new ReciprocalSquareRootOperation(inputs[0]));
case D3D10Opcode.Sqrt:
return(new SquareRootOperation(inputs[0]));
default:
throw new NotImplementedException();
}
}
case D3D10Opcode.Sample:
case D3D10Opcode.SampleC:
case D3D10Opcode.SampleCLZ:
case D3D10Opcode.SampleL:
case D3D10Opcode.SampleD:
case D3D10Opcode.SampleB:
return(CreateTextureLoadOutputNode(instruction, componentIndex));
case D3D10Opcode.Dp2:
case D3D10Opcode.Dp3:
case D3D10Opcode.Dp4:
return(CreateDotProductNode(instruction));
default:
throw new NotImplementedException($"{instruction.Opcode} not implemented");
}
}
public static void Verify(D3D10Instruction instruction)
{
// TODO
}
