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#include "waveform/renderers/glvsynctestrenderer.h"
#if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_2)
#include "track/track.h"
#include "util/performancetimer.h"
#include "waveform/renderers/waveformwidgetrenderer.h"
#include "waveform/waveform.h"
#include "waveform/waveformwidgetfactory.h"
GLVSyncTestRenderer::GLVSyncTestRenderer(
WaveformWidgetRenderer* waveformWidgetRenderer)
: WaveformRendererSignalBase(waveformWidgetRenderer),
m_drawcount(0) {
initializeOpenGLFunctions();
}
GLVSyncTestRenderer::~GLVSyncTestRenderer() {
}
void GLVSyncTestRenderer::onSetup(const QDomNode &node) {
Q_UNUSED(node);
}
inline void setPoint(QPointF& point, qreal x, qreal y) {
point.setX(x);
point.setY(y);
}
void GLVSyncTestRenderer::draw(QPainter* painter, QPaintEvent* /*event*/) {
PerformanceTimer timer;
//mixxx::Duration t5, t6, t7, t8, t9, t10, t11, t12, t13;
timer.start();
TrackPointer pTrack = m_waveformRenderer->getTrackInfo();
if (!pTrack) {
return;
}
ConstWaveformPointer waveform = pTrack->getWaveform();
if (waveform.isNull()) {
return;
}
const int dataSize = waveform->getDataSize();
if (dataSize <= 1) {
return;
}
const WaveformData* data = waveform->data();
if (data == NULL) {
return;
}
double firstVisualIndex = m_waveformRenderer->getFirstDisplayedPosition() * dataSize;
double lastVisualIndex = m_waveformRenderer->getLastDisplayedPosition() * dataSize;
const int firstIndex = int(firstVisualIndex + 0.5);
firstVisualIndex = firstIndex - firstIndex % 2;
const int lastIndex = int(lastVisualIndex + 0.5);
lastVisualIndex = lastIndex + lastIndex % 2;
//t5 = timer.restart(); // 910 ns
// Reset device for native painting
painter->beginNativePainting();
//t6 = timer.restart(); // 29,150 ns
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
//t7 = timer.restart(); // 5,770 ns
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
if (m_orientation == Qt::Vertical) {
glRotatef(90.0f, 0.0f, 0.0f, 1.0f);
glScalef(-1.0f, 1.0f, 1.0f);
}
//t8 = timer.restart(); // 2,611 ns
if (m_alignment == Qt::AlignCenter) {
glOrtho(firstVisualIndex, lastVisualIndex, -255.0, 255.0, -10.0, 10.0);
} else if (m_alignment == Qt::AlignBottom) {
glOrtho(firstVisualIndex, lastVisualIndex, 0.0, 255.0, -10.0, 10.0);
} else {
glOrtho(firstVisualIndex, lastVisualIndex, 255.0, 0.0, -10.0, 10.0);
}
//t9 = timer.restart(); // 1,320 ns
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
//t10 = timer.restart(); // 915 ns
if (++m_drawcount & 1) {
glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
glColor3f(1.0f, 1.0f, 1.0f);
} else {
glClearColor(1.0f, 0.0f, 0.0f, 0.0f);
glColor3f(1.0f, 0.0f, 0.0f);
}
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glRectf(0, 0, 1, 1);
//t11 = timer.restart(); // 217,985 ns
glEnd();
glPopMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
//t12 = timer.restart(); // 22,426 ns
painter->endNativePainting();
//t13 = timer.restart(); // 1,430 ns
//qDebug() << t5 << t6 << t7 << t8 << t9 << t10 << t11 << t12 << t13;
//qDebug() << timer.restart(); // 129,498 ns
}
#endif // !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_2)
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