VSTUI X11 port and embeddable GTK wrapper.

Build mdaSpecMeter and GUI.


git-svn-id: http://svn.drobilla.net/lad/mda-lv2@1340 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 211 insertions, 179 deletions

diff --git a/src/mdaSpecMeterGUI.cpp b/src/mdaSpecMeterGUI.cpp
index 08bc5a3..d36622d 100644
--- a/src/mdaSpecMeterGUI.cpp
+++ b/src/mdaSpecMeterGUI.cpp
@@ -1,179 +1,211 @@
-#include "mdaSpecMeterGUI.h"

-#include "mdaSpecMeter.h"

-

-#include <math.h>

-

-

-mdaSpecMeterGUI::mdaSpecMeterGUI(AudioEffect *effect) : AEffGUIEditor(effect)

-{

-  background = new CBitmap(128);

-

-  rect.left   = 0;

-  rect.top    = 0;

-  rect.right  = (LvzInt16)background->getWidth();

-  rect.bottom = (LvzInt16)background->getHeight();

-}

-

-

-mdaSpecMeterGUI::~mdaSpecMeterGUI()

-{

-  delete background;

-}

-

-

-bool mdaSpecMeterGUI::open(void *ptr)

-{

-  AEffGUIEditor::open(ptr);

-

-  CPoint offs(0, 0);

-  CRect  size(0, 0, background->getWidth(), background->getHeight());

-  frame = new CFrame(size, ptr, this);

-

-	size.offset(0, 0);

-	draw = new CDraw(size, 0.0f, background);

-	frame->addView(draw);

-

-  return true;

-}

-

-

-void mdaSpecMeterGUI::close()

-{

-  delete frame;

-  frame = 0;

-}

-

-

-void mdaSpecMeterGUI::idle()

-{

-	long xnow = ((mdaSpecMeter *)effect)->counter;

-	if(xnow != xtimer)

-	{

-	  xtimer = xnow;

-	  

-    //if(draw) temp = draw->temp;

-	  //if(label) label->setLabel(xtimer);

-	  

-	  if(draw) //copy data from effect (this can't be the best way!)

-	  {

-	    draw->Lpeak = ((mdaSpecMeter *)effect)->Lpeak;

-	    draw->Lmin  = ((mdaSpecMeter *)effect)->Lmin;

-	    draw->Lrms  = ((mdaSpecMeter *)effect)->Lrms;

-	    draw->Rpeak = ((mdaSpecMeter *)effect)->Rpeak;

-	    draw->Rmin  = ((mdaSpecMeter *)effect)->Rmin;

-	    draw->Rrms  = ((mdaSpecMeter *)effect)->Rrms;

-	    draw->Corr  = ((mdaSpecMeter *)effect)->Corr;

-      for(long i=0; i<13; i++)

-      {

-        draw->band[0][i] = ((mdaSpecMeter *)effect)->band[0][i];

-        draw->band[1][i] = ((mdaSpecMeter *)effect)->band[1][i];

-      }

-      draw->setDirty(true); //trigger redraw

-    }

-	}

-

-  AEffGUIEditor::idle();

-}

-

-

-CDraw::CDraw(CRect &size, float value, CBitmap *background) : CControl(size)

-{

-  bitmap = background;

-  

-  Lpeak = Lmin = Lrms = Rpeak = Rmin = Rrms = Corr = 0.0f;

-  for(long i=0; i<16; i++) band[0][i] = band[1][i] = 0.0f;

-  

-  setValue(value);

-}

-

-CDraw::~CDraw()

-{

-

-}

-

-void CDraw::draw(CDrawContext *pContext)

-{

-  long r, p;

-  CRect block;

-  CRect rect(0, 0, bitmap->getWidth(), bitmap->getHeight());

-

-  bitmap->draw(pContext, rect);

-/*

-  pContext->setFillColor(kGreenCColor);

-

-  p = x2pix(Lmin);

-  block(p - 3, 10, p - 1, 18);

-  pContext->fillRect(block);

-

-  p = x2pix(Rmin);

-  block(p - 3, 18, p - 1, 26);

-  pContext->fillRect(block);

-*/

-  pContext->setFillColor(kBlackCColor);

-

-  r = x22pix(Lrms);  if(r > 454) r = 454;

-  p = x2pix(Lpeak);  if(p > 454) p = 454;

-  block = CRect(r - 1, 10, p - 1, 18);

-  pContext->fillRect(block);

-  block = CRect(p - 1, 10, 478, 18);

-  if(p < 454) pContext->fillRect(block);

-

-  r = x22pix(Rrms);  if(r > 454) r = 454;

-  p = x2pix(Rpeak);  if(p > 454) p = 454;

-  block = CRect(r - 1, 18, p - 1, 26);

-  pContext->fillRect(block);

-  block = CRect(p - 1, 18, 478, 26);

-  if(p < 454) pContext->fillRect(block);

-

-  //block(x2pix(Rpeak), 18, 478, 26);

-  //buf->fillRect(block);

-

-  block = CRect(235, 42, 244, 134 - (long)(90 * Corr));

-  pContext->fillRect(block);

-

-  long i, x1=2, x2=256; //octave bands

-  float dB;

-  for(i=0; i<13; i++)

-  {

-    dB = band[0][i];

-    block = CRect(x1, 42, x1+18, 49 - (long)(20.0 * log(dB)));

-    pContext->fillRect(block);

-    x1 += 17;

-

-    dB = band[1][i];

-    block = CRect(x2, 42, x2+18, 49 - (long)(20.0 * log(dB)));

-    pContext->fillRect(block);

-    x2 += 17;

-  }

-}

-

-

-long CDraw::x2pix(float x)

-{

-  float dB = x;

-  long p = 478;

-  

-  if(x > 0.00000005f) dB = 8.6858896f * (float)log(x); else dB = -146.0f;

-  if(dB < -20.0) 

-    p = 293 + (long)(2.0f * dB); 

-  else 

-    p = 453 + (long)(10.0f * dB);

-  

-  return p;

-}

-

-

-long CDraw::x22pix(float x) //power version for squared summed

-{

-  float dB = x;

-  long p = 478;

-  

-  if(x > 0.00000005f) dB = 4.3429448f * (float)log(x); else dB = -146.0f;

-  if(dB < -20.0) 

-    p = 293 + (long)(2.0f * dB); 

-  else 

-    if(dB < 0.0f) p = 453 + (long)(10.0f * dB);

-  

-  return p;

-}

-

+#include "mdaSpecMeterGUI.h"
+#include "mdaSpecMeter.h"
+#include "mdaSpecMeter.xpm"
+#include <X11/Xlib.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <gtk/gtk.h>
+
+#include <math.h>
+
+mdaSpecMeterGUI::mdaSpecMeterGUI(AudioEffect * effect)
+	: AEffGUIEditor(effect)
+	, background(NULL)
+{
+}
+
+
+mdaSpecMeterGUI::~mdaSpecMeterGUI()
+{
+	delete background;
+}
+
+
+bool
+mdaSpecMeterGUI::open(void *ptr)
+{
+	if (background == NULL) {
+		background = new CBitmap(*this, "mdaSpecMeter.png");
+		rect.right = (LvzInt16) background->getWidth();
+		rect.bottom = (LvzInt16) background->getHeight();
+	}
+
+	AEffGUIEditor::open(ptr);
+
+	CPoint offs(0, 0);
+	CRect size(0, 0, background->getWidth(), background->getHeight());
+	frame = new CFrame(size, ptr, this);
+
+	size.offset(0, 0);
+	draw = new CDraw(size, 0.0f, background);
+	frame->addView(draw);
+
+	return true;
+}
+
+
+void
+mdaSpecMeterGUI::close()
+{
+	delete frame;
+	frame = 0;
+}
+
+
+void
+mdaSpecMeterGUI::idle()
+{
+	long xnow = ((mdaSpecMeter *) effect)->counter;
+	if (xnow != xtimer) {
+		xtimer = xnow;
+
+		if (draw) { // copy data from effect (this can't be the best way!)
+			draw->Lpeak = ((mdaSpecMeter *) effect)->Lpeak;
+			draw->Lmin = ((mdaSpecMeter *) effect)->Lmin;
+			draw->Lrms = ((mdaSpecMeter *) effect)->Lrms;
+			draw->Rpeak = ((mdaSpecMeter *) effect)->Rpeak;
+			draw->Rmin = ((mdaSpecMeter *) effect)->Rmin;
+			draw->Rrms = ((mdaSpecMeter *) effect)->Rrms;
+			draw->Corr = ((mdaSpecMeter *) effect)->Corr;
+			for (long i = 0; i < 13; i++) {
+				draw->band[0][i] = ((mdaSpecMeter *) effect)->band[0][i];
+				draw->band[1][i] = ((mdaSpecMeter *) effect)->band[1][i];
+			}
+			draw->setDirty(true); // trigger redraw
+		}
+	}
+
+	AEffGUIEditor::idle();
+}
+
+
+CDraw::CDraw(CRect & size, float value, CBitmap * background):
+		CControl(size)
+{
+	bitmap = background;
+
+	Lpeak = Lmin = Lrms = Rpeak = Rmin = Rrms = Corr = 0.0f;
+	for (long i = 0; i < 16; i++)
+		band[0][i] = band[1][i] = 0.0f;
+
+	setValue(value);
+}
+
+CDraw::~CDraw()
+{
+}
+
+void
+CDraw::draw(CDrawContext * pContext)
+{
+	long r, p;
+	CRect block;
+	CRect rect(0, 0, bitmap->getWidth(), bitmap->getHeight());
+
+	bitmap->draw(pContext, rect);
+
+	/*
+	pContext->setFillColor(kGreenCColor);
+	
+	p = x2pix(Lmin);
+	block(p - 3, 10, p - 1, 18);
+	pContext->fillRect(block);
+
+	p = x2pix(Rmin);
+	block(p - 3, 18, p - 1, 26);
+	pContext->fillRect(block);
+	*/
+
+	pContext->setFillColor(kBlackCColor);
+
+	r = x22pix(Lrms);
+	if (r > 454)
+		r = 454;
+
+	p = x2pix(Lpeak);
+	if (p > 454)
+		p = 454;
+	
+	block = CRect(r - 1, 10, p - 1, 18);
+	pContext->fillRect(block);
+	
+	block = CRect(p - 1, 10, 478, 18);
+	if (p < 454)
+		pContext->fillRect(block);
+
+	r = x22pix(Rrms);
+	if (r > 454)
+		r = 454;
+	
+	p = x2pix(Rpeak);
+	if (p > 454)
+		p = 454;
+	
+	block = CRect(r - 1, 18, p - 1, 26);
+	pContext->fillRect(block);
+	
+	block = CRect(p - 1, 18, 478, 26);
+	if (p < 454)
+		pContext->fillRect(block);
+
+	//block(x2pix(Rpeak), 18, 478, 26);
+	//buf->fillRect(block);
+
+	block = CRect(235, 42, 244, 134 - (long)(90 * Corr));
+	pContext->fillRect(block);
+
+	long i, x1 = 2, x2 = 256; // octave bands
+	for (i = 0; i < 13; i++) {
+		float dB = band[0][i];
+		block = CRect(x1, 42, x1 + 18, 49 - (long)(20.0 * log(dB)));
+		pContext->fillRect(block);
+		x1 += 17;
+
+		dB = band[1][i];
+		block = CRect(x2, 42, x2 + 18, 49 - (long)(20.0 * log(dB)));
+		pContext->fillRect(block);
+		x2 += 17;
+	}
+}
+
+
+long
+CDraw::x2pix(float x)
+{
+	float dB = x;
+	long p = 478;
+
+	if (x > 0.00000005f)
+		dB = 8.6858896f * (float)log(x);
+	else
+		dB = -146.0f;
+
+	if (dB < -20.0)
+		p = 293 + (long)(2.0f * dB);
+	else
+		p = 453 + (long)(10.0f * dB);
+
+	return p;
+}
+
+
+long
+CDraw::x22pix(float x) // power version for squared summed
+{
+	float dB = x;
+	long p = 478;
+
+	if (x > 0.00000005f)
+		dB = 4.3429448f * (float)log(x);
+	else
+		dB = -146.0f;
+
+	if (dB < -20.0)
+		p = 293 + (long)(2.0f * dB);
+	else if (dB < 0.0f)
+		p = 453 + (long)(10.0f * dB);
+
+	return p;
+}
+