protected override void WndProc(ref Message m)
{
base.WndProc(ref m);
switch (m.Msg)
{
case 0x1: //WM_CREATE
SetTimer(m.HWnd, 1, 20, IntPtr.Zero);
effect.dispatcher(ref effect, (int)AEffectOpcodes.effEditOpen, 0, 0, m.HWnd, 0);
ERect rect = new ERect
{
left = 0,
top = 0,
right = 0,
bottom = 0
};
IntPtr rectIntPtr = IntPtr.Zero;
IntPtr rectIntPtr2 = IntPtr.Zero;
rectIntPtr = Marshal.AllocHGlobal(Marshal.SizeOf(rect));
Marshal.StructureToPtr(rect, rectIntPtr, true);
rectIntPtr2 = Marshal.AllocHGlobal(Marshal.SizeOf(rectIntPtr));
Marshal.StructureToPtr(rectIntPtr, rectIntPtr2, true);
effect.dispatcher(ref effect, (int)AEffectOpcodes.effEditGetRect, 0, 0, rectIntPtr2, 0);
IntPtr rectIntPtr3 = (IntPtr)Marshal.PtrToStructure(rectIntPtr2, typeof(IntPtr));
rect = (ERect)Marshal.PtrToStructure(rectIntPtr3, typeof(ERect));
Marshal.FreeHGlobal(rectIntPtr);
Marshal.FreeHGlobal(rectIntPtr2);
int width = rect.right - rect.left;
int height = rect.bottom - rect.top;
if (width < 100)
{
width = 100;
}
if (height < 100)
{
height = 100;
}
this.ClientSize = new Size(width, height);
break;
case 0x113: //WM_TIMER
effect.dispatcher(ref effect, (int)AEffectOpcodes.effEditIdle, 0, 0, IntPtr.Zero, 0);
break;
case 0x10: //WM_CLOSE
KillTimer(m.HWnd, 1);
effect.dispatcher(ref effect, (int)AEffectOpcodes.effEditClose, 0, 0, IntPtr.Zero, 0);
vst.IsOpenEditor = false;
break;
}
}
public bool InitVST()
{
hostCallBack = new audioMasterCallbackDelegate(hostcallback);
IntPtr eff = mainEntry(hostCallBack);
effect = (AEffect)Marshal.PtrToStructure(eff, typeof(AEffect));
effect.dispatcher(ref effect, (int)AEffectOpcodes.effOpen, 0, 0, IntPtr.Zero, 0);
effect.dispatcher(ref effect, (int)AEffectOpcodes.effSetSampleRate, 0, 0, IntPtr.Zero, 44100.0F); //kSampleRate);
effect.dispatcher(ref effect, (int)AEffectOpcodes.effSetBlockSize, 0, 512, IntPtr.Zero, 0); //kBlockSize
//checkEffectProperties(effect);
IntPtr prop = Marshal.AllocHGlobal(256);
effect.dispatcher(ref effect, (int)AEffectXOpcodes.effGetEffectName, 0, 0, prop, 0);
_effectName = Marshal.PtrToStringAnsi(prop);
effect.dispatcher(ref effect, (int)AEffectXOpcodes.effGetVendorString, 0, 0, prop, 0);
_vendor = Marshal.PtrToStringAnsi(prop);
effect.dispatcher(ref effect, (int)AEffectXOpcodes.effGetProductString, 0, 0, prop, 0);
_product = Marshal.PtrToStringAnsi(prop);
Marshal.FreeHGlobal(prop);
// alloc buffer memory
if (effect.numInputs != 2)
{
return(false);
}
if (effect.numOutputs != 2)
{
return(false);
}
bufInputs = new float[2 * 512];
inputsPtr = Marshal.AllocCoTaskMem(sizeof(float) * 3 * 512);
// bufInputs = new float[2][] { new float[512], new float[512] };
// inputsPtr = Marshal.AllocCoTaskMem(sizeof(float) * 2 * 512 + sizeof(int) * 30);
// inputsPtrs[0] = Marshal.AllocCoTaskMem(sizeof(int));
// inputsPtrs[1] = Marshal.AllocCoTaskMem(sizeof(int));
bufOutputs = new float[2 * 512];
outputsPtr = Marshal.AllocCoTaskMem(sizeof(float) * 3 * 512);
// bufOutputs = new float[2][] { new float[512], new float[512] };
// outputsPtr = Marshal.AllocCoTaskMem(sizeof(float) * 2 * 512 + sizeof(int) * 30);
// outputsPtrs[0] = Marshal.AllocCoTaskMem(sizeof(int));
// outputsPtrs[1] = Marshal.AllocCoTaskMem(sizeof(int));
return(true);
}
public void effectResume()
{
Console.WriteLine("HOST> Resume effect...\n");
effect.dispatcher(ref effect, (int)AEffectOpcodes.effMainsChanged, 0, 1, IntPtr.Zero, 0);
}