protected override void OnPaint(PaintEventArgs pe) { EnsureGraphicsObjects(); // custom paint code pe.Graphics.FillRectangle(backBrush, ClientRectangle); if (waveTableObject != null) { pe.Graphics.DrawLine(axisPen, 0, .5f * (Height - 1), Width, .5f * (Height - 1)); int ti = Math.Max(Math.Min(tableIndex, waveTableObject.WaveTableData.NumTables - 1), 0); if ((ti >= 0) && (ti < waveTableObject.WaveTableData.NumTables)) { int numFrames = waveTableObject.WaveTableData.NumFrames; WaveTableStorageRec.Table table = waveTableObject.WaveTableData.ListOfTables[ti]; for (int i = 0; i < numFrames; i++) { float x = ((float)i * Width) / numFrames; float y = ((-table[i] + 1) / 2 * (Height - 1)); pe.Graphics.FillRectangle(foreBrush, x, y, 1, 1); } } } // Calling the base class OnPaint base.OnPaint(pe); }
private void Eval() { if (!mainWindow.MakeUpToDate()) { return; } int ErrorLineNumberCompilation; DataTypes ReturnType; PcodeRec FuncCode; Compiler.ASTExpression AST; CompileErrors CompileError = Compiler.CompileSpecialFunction( mainWindow.Document.CodeCenter, new FunctionParamRec[] { new FunctionParamRec("frames", DataTypes.eInteger), new FunctionParamRec("tables", DataTypes.eInteger), new FunctionParamRec("data", DataTypes.eArrayOfFloat), }, out ErrorLineNumberCompilation, out ReturnType, textBoxFormula.Text, false/*suppressCILEmission*/, out FuncCode, out AST); if (CompileError != CompileErrors.eCompileNoError) { textBoxFormula.Focus(); textBoxFormula.SetSelectionLine(ErrorLineNumberCompilation - 1); textBoxFormula.ScrollToSelection(); LiteralBuildErrorInfo errorInfo = new LiteralBuildErrorInfo(Compiler.GetCompileErrorString(CompileError), ErrorLineNumberCompilation); MessageBox.Show(errorInfo.CompositeErrorMessage, "Error", MessageBoxButtons.OK); return; } using (ParamStackRec ParamList = new ParamStackRec()) { int numFrames = waveTableObject.WaveTableData.NumFrames; int numTables = waveTableObject.WaveTableData.NumTables; float[] vector = new float[numFrames * numTables]; ArrayHandleFloat dataHandle = new ArrayHandleFloat(vector); int initialCapacity = 1/*frames*/ + 1/*tables*/ + 1/*data*/ + 1/*retaddr*/; ParamList.EmptyParamStackEnsureCapacity(initialCapacity); ParamList.AddIntegerToStack(numFrames); ParamList.AddIntegerToStack(numTables); ParamList.AddArrayToStack(dataHandle); ParamList.AddIntegerToStack(0); /* return address placeholder */ for (int i = 0; i < numTables; i++) { WaveTableStorageRec.Table table = waveTableObject.WaveTableData.ListOfTables[i]; for (int j = 0; j < numFrames; j++) { vector[i * numFrames + j] = table[j]; } } CodeCenterRec CodeCenter = mainWindow.Document.CodeCenter; EvalErrInfoRec ErrorInfo; EvalErrors EvaluationError = PcodeSystem.EvaluatePcodeThread.EvaluatePcode( ParamList, FuncCode, CodeCenter, out ErrorInfo, new PcodeExterns(mainWindow)); if (EvaluationError != EvalErrors.eEvalNoError) { PcodeEvaluationErrorInfo errorInfo = new PcodeEvaluationErrorInfo( EvaluationError, ErrorInfo, FuncCode, CodeCenter); MessageBox.Show(errorInfo.CompositeErrorMessage, "Error", MessageBoxButtons.OK); return; } Debug.Assert(ParamList.GetStackNumElements() == initialCapacity); // args - retaddr + return value #if DEBUG ParamList.Elements[2].AssertFloatArray(); #endif dataHandle = ParamList.Elements[2].reference.arrayHandleFloat; WaveTableStorageRec NewTable = new WaveTableStorageRec(numTables, numFrames, waveTableObject.WaveTableData.NumBits); float[] NewData = dataHandle.floats; if (NewData.Length != numTables * numFrames) { PcodeEvaluationErrorInfo errorInfo = new PcodeEvaluationErrorInfo( "<anonymous>", PcodeSystem.GetPcodeErrorMessage(EvalErrors.eEvalArrayWrongDimensions), 1); MessageBox.Show(errorInfo.CompositeErrorMessage, "Error", MessageBoxButtons.OK); return; } SampConv.QuantizeAndClampVector(NewData, NewTable.NumBits); for (int i = 0; i < numTables; i++) { WaveTableStorageRec.Table table = NewTable.ListOfTables[i]; for (int j = 0; j < numFrames; j++) { table[j] = NewData[i * numFrames + j]; } } undo.Push(waveTableObject.WaveTableData); redo.Clear(); waveTableObject.WaveTableData = NewTable; } }
public override bool EnsureBuilt( bool force, PcodeSystem.IEvaluationContext pcodeEnvironment, BuildFailedCallback failedCallback) { if (!force && (WaveTableData != null)) { return(true); } WaveTableData = null; PcodeRec FuncCode; if (!BuildCode(failedCallback, out FuncCode)) { return(false); } using (ParamStackRec ParamList = new ParamStackRec()) { ArrayHandleFloat dataHandle = new ArrayHandleFloat(new float[NumFrames * NumTables]); int initialCapacity = 1 /*frames*/ + 1 /*tables*/ + 1 /*data*/ + 1 /*retaddr*/; ParamList.EmptyParamStackEnsureCapacity(initialCapacity); ParamList.AddIntegerToStack(NumFrames); ParamList.AddIntegerToStack(NumTables); ParamList.AddArrayToStack(dataHandle); ParamList.AddIntegerToStack(0); /* return address placeholder */ CodeCenterRec CodeCenter = ((Document)Parent).CodeCenter; EvalErrInfoRec ErrorInfo; EvalErrors EvaluationError = PcodeSystem.EvaluatePcodeThread.EvaluatePcode( ParamList, FuncCode, CodeCenter, out ErrorInfo, pcodeEnvironment); if (EvaluationError != EvalErrors.eEvalNoError) { failedCallback( this, new PcodeEvaluationErrorInfo( EvaluationError, ErrorInfo, FuncCode, CodeCenter)); return(false); } Debug.Assert(ParamList.GetStackNumElements() == initialCapacity); // args - retaddr + return value #if DEBUG ParamList.Elements[2].AssertFloatArray(); #endif dataHandle = ParamList.Elements[2].reference.arrayHandleFloat; WaveTableData = new WaveTableStorageRec(NumTables, NumFrames, NumBitsType.eSample24bit); float[] NewData = dataHandle.floats; if (NewData.Length != NumTables * NumFrames) { failedCallback( this, new PcodeEvaluationErrorInfo( "<anonymous>", PcodeSystem.GetPcodeErrorMessage(EvalErrors.eEvalArrayWrongDimensions), 1)); return(false); } for (int i = 0; i < NumTables; i++) { WaveTableStorageRec.Table table = WaveTableData.ListOfTables[i]; for (int j = 0; j < NumFrames; j++) { table[j] = NewData[i * NumFrames + j]; } } } return(true); }