# Displayz

## qt with debug symbols
- download and extract qt-5.14
- install python from windows app store
- download, extract and set path to strawberryPerl
- `"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvarsall.bat" x86_amd64`
- `.\configure -debug -shared -force-debug-info --libpng=qt --libjpeg=qt --assimp=qt -qt3d-profile-jobs -qt3d-profile-gl --webp=qt -opensource -confirm-license -prefix D:\CYL\thirdparty\Qt\Qt5.14.0-debug`
- nmake
- nmake install
- cd cyl/build_external
- cmake -A x64 -DCMAKE_BUILD_TYPE=Debug ..\thirdparty\external
- build solution
- emerge qtcore qtgui qtnetwork qtwidgets qtopengl
- cd cyl/build
- cmake -A x64 -DCMAKE_BUILD_TYPE=Debug -DCMAKE_PREFIX_PATH=D:\CYL\thirdparty\Qt\Qt5.14.0-debug -DCMAKE_INSTALL_PREFIX:PATH=dist ..
- copy build/shaders build/src/shaders
- displayz properties->debugging->Environment=
    PATH=%PATH%;D:\CYL\thirdparty\Qt\Qt5.14.0-debug\bin
- displayz properties->debugging->Command Arguments=
    -gui
- PointArray::drawPoints()
  View3D::paintGL()
  QGLWidget::glDraw()
- centroid = {251.56921008110047, 246.04205997467042, 54.332489967346191}
- bbox {min = {x = 7.1090002059936523, y = 0, z = 48.516998291015625}, max = {x = 499.9119873046875, y = 405.593994140625, z = 65.407997131347656}}
- offset = {478500, 170094.016, 0}
- centroid+offset = {478751.56921008113, 170340.05805997466, 54.332489967346191}
- bbox {{x = 478507.10900020599, y = 170094.016, z = 48.516998291015625}, {x = 478999.91198730469, y = 170499.60999414063, z = 65.407997131347656}}
- m_P[99] = {x = 255.388, y = 265.971008, z = 59.7410011}

OpenGL implementation:
  GL_VENDOR    = AMD
  GL_RENDERER  = AMD Radeon Graphics (radeonsi, navi32, LLVM 17.0.6, DRM 3.54, 6.6.16-gentoo-dist)
  GL_VERSION   = 4.6 (Core Profile) Mesa 24.0.7
  GLSL_VERSION = 4.60
  GLEW_VERSION = 2.2.0
Decimating "/home/Necktwi/workspace/displaz/SU785700.las" by factor of 592636
Loaded 12 of 7111632 points from file /home/Necktwi/workspace/displaz/SU785700.las in 0.71 seconds

OpenGL implementation:
  GL_VENDOR    = AMD
  GL_RENDERER  = AMD Radeon Graphics (radeonsi, navi32, LLVM 17.0.6, DRM 3.54, 6.6.16-gentoo-dist)
  GL_VERSION   = 4.6 (Core Profile) Mesa 24.0.7
  GLSL_VERSION = 4.60
  GLEW_VERSION = 2.2.0
Decimating "/home/Necktwi/workspace/displaz/SU785700.las" by factor of 592636
Loaded 12 of 7111632 points from file /home/Necktwi/workspace/displaz/SU785700.las in 0.71 seconds
currentInd: 0
0: 0: 0,4,0: 0.000000,0.000000,0.000000
0: 1: 0,3,4,0: 10.000000,10.000000,0.000000
0: 0: 0,4,0: 0.000000,0.000000,0.000000
0: 1: 0,3,4,0: 10.000000,10.000000,0.000000
currentInd: 1
1: 1: 0,3,4,0: 10.000000,10.000000,0.000000
1: 1: 0,3,4,0: 10.000000,10.000000,0.000000
currentInd: 2
2: 2: 3,3,4,0: 13.300000,13.300000,0.000000
2: 2: 3,3,4,0: 13.300000,13.300000,0.000000
currentInd: 3
3: 3: 1,5,0: 30.000000,0.000000,0.000000
3: 3: 1,5,0: 30.000000,0.000000,0.000000
currentInd: 4
4: 4: 1,2,5,0: 20.000000,10.000000,0.000000
4: 4: 1,2,5,0: 20.000000,10.000000,0.000000
currentInd: 5
5: 5: 2,2,5,0: 16.600000,13.300000,0.000000
5: 5: 2,2,5,0: 16.600000,13.300000,0.000000
currentInd: 6
6: 6: 1,1,6,0: 13.300000,16.600000,0.000000
6: 6: 1,1,6,0: 13.300000,16.600000,0.000000
currentInd: 7
7: 7: 2,1,6,0: 10.000000,20.000000,0.000000
7: 7: 2,1,6,0: 10.000000,20.000000,0.000000
currentInd: 8
8: 8: 2,6,0: 0.000000,30.000000,0.000000
8: 8: 2,6,0: 0.000000,30.000000,0.000000
currentInd: 9
9: 9: 0,0,7,0: 16.600000,16.600000,0.000000
9: 9: 0,0,7,0: 16.600000,16.600000,0.000000
currentInd: 10
10: 10: 3,0,7,0: 20.000000,20.000000,0.000000
10: 10: 3,0,7,0: 20.000000,20.000000,0.000000
currentInd: 11
11: 11: 3,7,0: 30.000000,30.000000,0.000000
11: 11: 3,7,0: 30.000000,30.000000,0.000000

| pointCount | cgalTriangulationTime |
|------------+-----------------------|
|       1000 |  0000000000.028590733 |
|      10000 |  0000000000.300497433 |
|     100000 |  0000000002.979451420 |
|    1000000 |  0000000030.924852670 |
|   10000000 |  0000000230.057697632 |
|            |                       |

## LASlib
```
git clone git@github-necktwimech:Necktwi/LAStools.git
cd LAStools
git checkout v2.0.3
mkdir build
cd build
cmake ..
make
sudo make install
```