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Diffstat (limited to 'src/mdaSpecMeterGUI.cpp')
| -rw-r--r-- | src/mdaSpecMeterGUI.cpp | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/src/mdaSpecMeterGUI.cpp b/src/mdaSpecMeterGUI.cpp deleted file mode 100644 index bb88816..0000000 --- a/src/mdaSpecMeterGUI.cpp +++ /dev/null @@ -1,210 +0,0 @@ -/* - Copyright 2008-2011 David Robillard <http://drobilla.net> - Copyright 1999-2000 Paul Kellett (Maxim Digital Audio) - - This is free software: you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by - the Free Software Foundation, either version 3 of the License, - or (at your option) any later version. - - This software is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - See the GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this software. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "mdaSpecMeterGUI.h" -#include "mdaSpecMeter.h" -#include <X11/Xlib.h> -#include <assert.h> -#include <stdio.h> -#include <stdlib.h> -#include <gtk/gtk.h> - -#include <math.h> - -CResTable pngResources = { { 128, "mdaSpecMeter.png" } }; - -mdaSpecMeterGUI::mdaSpecMeterGUI(AudioEffect * effect) - : AEffGUIEditor(effect) - , background(NULL) -{ - background = new CBitmap(128); - rect.right = (LvzInt16) background->getWidth(); - rect.bottom = (LvzInt16) background->getHeight(); -} - - -mdaSpecMeterGUI::~mdaSpecMeterGUI() -{ - delete background; -} - - -long -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() -{ - LvzInt32 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(LvzInt32 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 (LvzInt32 i = 0; i < 16; i++) - band[0][i] = band[1][i] = 0.0f; - - setValue(value); -} - - -CDraw::~CDraw() -{ -} - - -void -CDraw::draw(CDrawContext *pContext) -{ - LvzInt32 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(r - 1, 10, p - 1, 18); - pContext->fillRect(block); - block(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(r - 1, 18, p - 1, 26); - pContext->fillRect(block); - block(p - 1, 18, 478, 26); - if(p < 454) pContext->fillRect(block); - - //block(x2pix(Rpeak), 18, 478, 26); - //buf->fillRect(block); - - block(235, 42, 244, 134 - (LvzInt32)(90 * Corr)); - pContext->fillRect(block); - - LvzInt32 i, x1=2, x2=256; //octave bands - float dB; - for(i=0; i<13; i++) - { - dB = band[0][i]; - block(x1, 42, x1+18, 49 - (LvzInt32)(20.0 * log(dB))); - pContext->fillRect(block); - x1 += 17; - - dB = band[1][i]; - block(x2, 42, x2+18, 49 - (LvzInt32)(20.0 * log(dB))); - pContext->fillRect(block); - x2 += 17; - } -} - - -LvzInt32 -CDraw::x2pix(float x) -{ - float dB = x; - LvzInt32 p = 478; - - if(x > 0.00000005f) dB = 8.6858896f * (float)log(x); else dB = -146.0f; - if(dB < -20.0) - p = 293 + (LvzInt32)(2.0f * dB); - else - p = 453 + (LvzInt32)(10.0f * dB); - - return p; -} - - -LvzInt32 -CDraw::x22pix(float x) //power version for squared summed -{ - float dB = x; - LvzInt32 p = 478; - - if(x > 0.00000005f) dB = 4.3429448f * (float)log(x); else dB = -146.0f; - if(dB < -20.0) - p = 293 + (LvzInt32)(2.0f * dB); - else - if(dB < 0.0f) p = 453 + (LvzInt32)(10.0f * dB); - - return p; -} - |