From f01d9e73e914d85992095631c604eba2ad436a68 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomi=20Korpip=C3=A4=C3=A4?= <tomi.korpipaa@digia.com>
Date: Fri, 31 Jan 2014 07:47:08 +0200
Subject: Kinect demo low-end update
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Change-Id: Ieb94951009aeaa8a6349ef51d41a9c1b807af751
Change-Id: Ieb94951009aeaa8a6349ef51d41a9c1b807af751
Reviewed-by: Tomi Korpipää <tomi.korpipaa@digia.com>
---
 tests/kinectsurface/surfacedata.cpp | 51 ++++++++++++++++++++++++++++++-------
 1 file changed, 42 insertions(+), 9 deletions(-)

diff --git a/tests/kinectsurface/surfacedata.cpp b/tests/kinectsurface/surfacedata.cpp
index 85d048a5..71240c67 100644
--- a/tests/kinectsurface/surfacedata.cpp
+++ b/tests/kinectsurface/surfacedata.cpp
@@ -32,6 +32,20 @@
 
 using namespace QtDataVisualization;
 
+#define LOW_END_DEVICE // Uncomment for devices with limited processing/grpahics power
+
+#ifdef LOW_END_DEVICE
+const QSize lowRes = QSize(160, 120);
+const QSize medRes = QSize(192, 144);
+const QSize hiRes = QSize(256, 192);
+const QSize maxRes = QSize(320, 240);
+#else
+const QSize lowRes = QSize(320, 240);
+const QSize medRes = QSize(384, 288);
+const QSize hiRes = QSize(512, 384);
+const QSize maxRes = QSize(640, 480);
+#endif
+
 SurfaceData::SurfaceData(Q3DSurface *surface, Q3DScatter *scatter, Q3DBars *bars,
                          QTextEdit *statusArea) :
     m_surface(surface),
@@ -39,7 +53,7 @@ SurfaceData::SurfaceData(Q3DSurface *surface, Q3DScatter *scatter, Q3DBars *bars
     m_bars(bars),
     m_statusArea(statusArea),
     m_resize(true),
-    m_resolution(QSize(320, 240)),
+    m_resolution(lowRes),
     m_resolutionLevel(0),
     m_mode(Surface)
 {
@@ -51,6 +65,7 @@ SurfaceData::SurfaceData(Q3DSurface *surface, Q3DScatter *scatter, Q3DBars *bars
     gradient.setColorAt(0.67, Qt::red);
     gradient.setColorAt(1.0, Qt::yellow);
     m_surface->setSelectionMode(QAbstract3DGraph::SelectionNone);
+    m_surface->setShadowQuality(QAbstract3DGraph::ShadowQualityNone);
     m_surface->activeTheme()->setGridEnabled(false);
     m_surface->activeTheme()->setBackgroundEnabled(false);
     m_surface->scene()->activeCamera()->setCameraPosition(0.0, 90.0, 150);
@@ -66,10 +81,15 @@ SurfaceData::SurfaceData(Q3DSurface *surface, Q3DScatter *scatter, Q3DBars *bars
     m_scatter->activeTheme()->setType(Q3DTheme::ThemeStoneMoss);
     m_scatter->setSelectionMode(QAbstract3DGraph::SelectionNone);
     m_scatter->activeTheme()->setGridEnabled(false);
-    m_scatter->setShadowQuality(QAbstract3DGraph::ShadowQualitySoftLow);
+    m_scatter->setShadowQuality(QAbstract3DGraph::ShadowQualityLow);
     m_scatter->scene()->activeCamera()->setCameraPosition(0.0, 85.0, 150);
     QScatter3DSeries *series2 = new QScatter3DSeries;
+#ifdef LOW_END_DEVICE
     series2->setMesh(QAbstract3DSeries::MeshPoint);
+#else
+    m_scatter->activeTheme()->setColorStyle(Q3DTheme::ColorStyleRangeGradient);
+    series2->setMesh(QAbstract3DSeries::MeshMinimal);
+#endif
     m_scatter->addSeries(series2);
     m_scatter->axisY()->setMin(-128);
     m_scatter->axisY()->setMax(128);
@@ -79,15 +99,28 @@ SurfaceData::SurfaceData(Q3DSurface *surface, Q3DScatter *scatter, Q3DBars *bars
     m_scatter->axisZ()->setMax(m_resolution.height() / 2);
 
     // Initialize bars
-    m_bars->activeTheme()->setType(Q3DTheme::ThemeQt);
+    m_bars->activeTheme()->setType(Q3DTheme::ThemeArmyBlue);
+    QLinearGradient bargradient;
+    bargradient.setColorAt(0.48, Qt::white);
+    bargradient.setColorAt(0.481, Qt::red);
+    bargradient.setColorAt(0.52, Qt::red);
+    bargradient.setColorAt(0.521, Qt::black);
+    QList<QLinearGradient> bargradients;
+    bargradients.append(bargradient);
+    m_bars->activeTheme()->setBaseGradients(bargradients);
+    m_bars->activeTheme()->setColorStyle(Q3DTheme::ColorStyleRangeGradient);
     m_bars->setSelectionMode(QAbstract3DGraph::SelectionNone);
     m_bars->activeTheme()->setGridEnabled(false);
+    m_bars->activeTheme()->setBackgroundEnabled(false);
+#ifdef LOW_END_DEVICE
+    m_bars->setShadowQuality(QAbstract3DGraph::ShadowQualityNone);
+#else
     m_bars->setShadowQuality(QAbstract3DGraph::ShadowQualityLow);
+#endif
     m_bars->setBarSpacing(QSizeF(0.0, 0.0));
-    m_bars->scene()->activeCamera()->setCameraPosition(0.0, 75.0, 150);
+    m_bars->scene()->activeCamera()->setCameraPosition(0.0, 65.0, 130);
     QBar3DSeries *series3 = new QBar3DSeries;
     series3->setMesh(QAbstract3DSeries::MeshBar);
-    series3->setMeshSmooth(true);
     m_bars->addSeries(series3);
     m_bars->valueAxis()->setMax(255);
 
@@ -172,22 +205,22 @@ void SurfaceData::setResolution(int selection)
     switch (selection) {
     case 0: {
         m_resize = true;
-        m_resolution = QSize(320, 240);
+        m_resolution = lowRes;
         break;
     }
     case 1: {
         m_resize = true;
-        m_resolution = QSize(384, 288);
+        m_resolution = medRes;
         break;
     }
     case 2: {
         m_resize = true;
-        m_resolution = QSize(512, 384);
+        m_resolution = hiRes;
         break;
     }
     case 3: {
         m_resize = false;
-        m_resolution = QSize(640, 480);
+        m_resolution = maxRes;
         break;
     }
     };
-- 
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