// add the entire signal b to this signal, at the subpixel destination offset.
//
void MLSignal::add2D(const MLSignal& b, const Vec2& destOffset)
{
MLSignal& a = *this;
Vec2 iDestOffset, fDestOffset;
destOffset.getIntAndFracParts(iDestOffset, fDestOffset);
int destX = iDestOffset[0];
int destY = iDestOffset[1];
float srcPosFX = fDestOffset[0];
float srcPosFY = fDestOffset[1];
MLRect srcRect(0, 0, b.getWidth() + 1, b.getHeight() + 1); // add (1, 1) for interpolation
MLRect destRect = srcRect.translated(iDestOffset).intersect(getBoundsRect());
for(int j=destRect.top(); j<destRect.bottom(); ++j)
{
for(int i=destRect.left(); i<destRect.right(); ++i)
{
a(i, j) += b.getInterpolatedLinear(i - destX - srcPosFX, j - destY - srcPosFY);
}
}
setConstant(false);
}
// add the entire signal b to this signal, at the integer destination offset.
//
void MLSignal::add2D(const MLSignal& b, int destX, int destY)
{
MLSignal& a = *this;
MLRect srcRect(0, 0, b.getWidth(), b.getHeight());
MLRect destRect = srcRect.translated(Vec2(destX, destY)).intersect(getBoundsRect());
for(int j=destRect.top(); j<destRect.bottom(); ++j)
{
for(int i=destRect.left(); i<destRect.right(); ++i)
{
a(i, j) += b(i - destX, j - destY);
}
}
setConstant(false);
}
void MLSignal::dump(std::ostream& s, const MLRect& b) const
{
const MLSignal& f = *this;
{
s << std::fixed << std::setprecision(3);
for (int j=b.top(); j< b.bottom(); ++j)
{
s << j << " | ";
for(int i=b.left(); i< b.right(); ++i)
{
s << f(i, j) << " ";
}
s << "\n";
}
}
}
void SoundplaneTouchGraphView::renderTouchBarGraphs()
{
if (!mpModel) return;
if (!isShowing()) return;
int viewW = getBackingLayerWidth();
int viewH = getBackingLayerHeight();
const MLSignal& currentTouch = mpModel->getTouchFrame();
const MLSignal& touchHistory = mpModel->getTouchHistory();
const int frames = mpModel->getFloatProperty("max_touches");
if (!frames) return;
const Colour c = findColour(MLLookAndFeel::backgroundColor);
float p = c.getBrightness();
int margin = viewH / 30;
int numSize = margin*2;
int left = margin*2 + numSize;
int right = viewW - margin;
int top = margin;
int bottom = viewH - margin;
int frameWidth = right - left;
int frameOffset = (bottom - top)/frames;
int frameHeight = frameOffset - margin;
MLRect frameSize(0, 0, frameWidth, frameHeight);
MLGL::orthoView(viewW, viewH);
for(int j=0; j<frames; ++j)
{
// draw frames
p = 0.9f;
glColor4f(p, p, p, 1.0f);
MLRect fr = frameSize.translated(Vec2(left, margin + j*frameOffset));
MLGL::fillRect(fr);
p = 0.6f;
glColor4f(p, p, p, 1.0f);
MLGL::strokeRect(fr);
// draw touch activity indicators at left
glColor4fv(MLGL::getIndicatorColor(j));
MLRect r(0, 0, numSize, numSize);
MLRect tr = r.translated(Vec2(margin, margin + j*frameOffset + (frameHeight - numSize)/2));
int age = currentTouch(4, j);
if (age > 0)
MLGL::fillRect(tr);
else
MLGL::strokeRect(tr);
// draw history
MLRange frameXRange(fr.left(), fr.right());
frameXRange.convertTo(MLRange(0, (float)kSoundplaneHistorySize));
MLRange frameYRange(0, 1);
frameYRange.convertTo(MLRange(fr.bottom(), fr.top()));
glBegin(GL_LINES);
for(int i=fr.left() + 1; i<fr.right()-1; ++i)
{
int time = frameXRange(i);
float force = touchHistory(2, j, time);
// float d = touchHistory(3, j, time);
// int age = touchHistory(4, j, time);
float y = frameYRange.convert(force);
// float drawY = (age > 0) ? y : 0.;
// y = frameYRange.convert(d);
// draw line
glVertex2f(i, fr.bottom());
glVertex2f(i, y);
}
glEnd();
}
}
