public bool DrawControl(IAudioEffectPlugin plugin, Rect r, float samplerate)
{
Event evt = Event.current;
int dragControlID = GUIUtility.GetControlID(FocusType.Passive);
r = AudioCurveRendering.BeginCurveFrame(r);
float windowMin, windowMax, windowDef; plugin.GetFloatParameterInfo("Window", out windowMin, out windowMax, out windowDef);
float yscaleMin, yscaleMax, yscaleDef; plugin.GetFloatParameterInfo("YScale", out yscaleMin, out yscaleMax, out yscaleDef);
float yoffsetMin, yoffsetMax, yoffsetDef; plugin.GetFloatParameterInfo("YOffset", out yoffsetMin, out yoffsetMax, out yoffsetDef);
float window; plugin.GetFloatParameter("Window", out window);
float yscale; plugin.GetFloatParameter("YScale", out yscale);
float yoffset; plugin.GetFloatParameter("YOffset", out yoffset);
float blend = plugin.IsPluginEditableAndEnabled() ? 1.0f : 0.5f;
switch (evt.GetTypeForControl(dragControlID))
{
case EventType.MouseDown:
if (evt.button == 0 && r.Contains(evt.mousePosition) && GUIUtility.hotControl == 0)
{
GUIUtility.hotControl = dragControlID;
evt.Use();
}
break;
case EventType.MouseUp:
if (evt.button == 0 && GUIUtility.hotControl == dragControlID)
{
GUIUtility.hotControl = 0;
evt.Use();
}
break;
case EventType.MouseDrag:
if (GUIUtility.hotControl == dragControlID)
{
window = Mathf.Clamp(window + evt.delta.x * 0.1f, windowMin, windowMax);
if (evt.shift)
{
yoffset = Mathf.Clamp(yoffset - (0.5f * evt.delta.y / yscale), yoffsetMin, yoffsetMax);
}
else
{
yscale = Mathf.Clamp(yscale - evt.delta.y * 0.01f, yscaleMin, yscaleMax);
}
plugin.SetFloatParameter("Window", window);
plugin.SetFloatParameter("YScale", yscale);
plugin.SetFloatParameter("YOffset", yoffset);
evt.Use();
}
break;
case EventType.ScrollWheel:
if (r.Contains(evt.mousePosition))
{
window = Mathf.Clamp(window + evt.delta.x * 0.1f, windowMin, windowMax);
yoffset = Mathf.Clamp(yoffset - (0.5f * evt.delta.y / yscale), yoffsetMin, yoffsetMax);
plugin.SetFloatParameter("Window", window);
plugin.SetFloatParameter("YScale", yscale);
plugin.SetFloatParameter("YOffset", yoffset);
evt.Use();
}
break;
case EventType.Repaint:
{
float yscaleDraw = yscale * 0.05f;
// Background grid and values
Color lineColor = new Color(0, 0, 0, 0.2f);
Color textColor = new Color(1.0f, 1.0f, 1.0f, 0.3f * blend);
GUIHelpers.DrawDbTickMarks(r, yoffset, yscaleDraw, textColor, lineColor);
GUIHelpers.DrawTimeTickMarks(r, window, textColor, lineColor);
// Curves
int numsamples = (int)r.width;
float[] mcurve; plugin.GetFloatBuffer("MomentaryRMS", out mcurve, numsamples);
float[] scurve; plugin.GetFloatBuffer("ShortTermRMS", out scurve, numsamples);
float[] icurve; plugin.GetFloatBuffer("IntegratedRMS", out icurve, numsamples);
DrawCurve(r, mcurve, yoffset, yscaleDraw, new Color(1.0f, 0.0f, 0.0f, blend * 0.5f), 90);
DrawCurve(r, scurve, yoffset, yscaleDraw, new Color(0.0f, 1.0f, 0.0f, blend * 0.3f), 150);
DrawCurve(r, icurve, yoffset, yscaleDraw, new Color(0.0f, 0.0f, 1.0f, blend * 0.3f), 210);
}
break;
}
AudioCurveRendering.EndCurveFrame();
return(false);
}
public bool DrawControl(IAudioEffectPlugin plugin, Rect r, float samplerate, int channel)
{
r = AudioCurveRendering.BeginCurveFrame(r);
if (Event.current.type == EventType.Repaint)
{
float blend = plugin.IsPluginEditableAndEnabled() ? 1.0f : 0.5f;
float window, scale, mode;
plugin.GetFloatParameter("Window", out window);
plugin.GetFloatParameter("Scale", out scale);
plugin.GetFloatParameter("Mode", out mode);
float[] buffer;
int numsamples = (mode >= 1.0f) ? maxspeclen : (int)(window * samplerate);
plugin.GetFloatBuffer("Channel" + channel.ToString(), out buffer, numsamples);
numsamples = buffer.Length;
if (mode < 2.0f)
{
Color lineColor = new Color(1.0f, 0.5f, 0.2f, blend);
if (mode >= 1.0f)
{
scale *= 0.1f;
AudioCurveRendering.DrawFilledCurve(r, delegate(float x)
{
float f = Mathf.Clamp(x * (numsamples - 2) * window * 0.5f, 0, numsamples - 2);
int i = (int)Mathf.Floor(f);
float s1 = 20.0f * Mathf.Log10(buffer[i] + 0.0001f);
float s2 = 20.0f * Mathf.Log10(buffer[i + 1] + 0.0001f);
return((s1 + (s2 - s1) * (f - i)) * scale);
}, lineColor);
GUIHelpers.DrawFrequencyTickMarks(r, samplerate * window * 0.5f, false, Color.red);
GUIHelpers.DrawDbTickMarks(r, 1.0f / scale, scale, Color.red, new Color(1.0f, 0.0f, 0.0f, 0.25f));
}
else
{
AudioCurveRendering.DrawCurve(r, delegate(float x) { return(scale * buffer[(int)Mathf.Floor(x * (numsamples - 2))]); }, lineColor);
GUIHelpers.DrawTimeTickMarks(r, window, Color.red, new Color(1.0f, 0.0f, 0.0f, 0.25f));
}
}
else
{
scale *= 0.1f;
for (int i = 0; i < maxspeclen; i++)
{
float v = 20.0f * Mathf.Log10(buffer[i] + 0.0001f) * scale;
spec[i] = new Color(
Mathf.Clamp(v * 4.0f - 1.0f, 0.0f, 1.0f),
Mathf.Clamp(v * 4.0f - 2.0f, 0.0f, 1.0f),
1.0f - Mathf.Clamp(Mathf.Abs(v * 4.0f - 1.0f), 0.0f, 1.0f) * Mathf.Clamp(4.0f - 4.0f * v, 0.0f, 1.0f),
1.0f);
}
if (spectex[channel] == null)
{
spectex[channel] = new Texture2D(maxspeclen, scopeheight);
}
specpos[channel] = (specpos[channel] + 1) % scopeheight;
spectex[channel].SetPixels(0, specpos[channel], maxspeclen, 1, spec);
spectex[channel].Apply();
Color oldColor = GUI.color;
GUI.color = new Color(1.0f, 1.0f, 1.0f, blend);
Rect r2 = new Rect(r.x, r.y + specpos[channel], r.width / (window * 0.5f), scopeheight);
GUI.DrawTexture(r2, spectex[channel], ScaleMode.StretchToFill, false, 1.0f);
r2.y -= scopeheight;
GUI.DrawTexture(r2, spectex[channel], ScaleMode.StretchToFill, false, 1.0f);
GUI.color = oldColor;
GUIHelpers.DrawFrequencyTickMarks(r, samplerate * window * 0.5f, false, Color.red);
}
}
AudioCurveRendering.EndCurveFrame();
return(false);
}
