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Just tidying up the MeshDecimator stuff a bit...

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This commit is contained in:
David Williams
2011-01-05 22:05:53 +00:00
parent d0e4b06051
commit a7828995d9
4 changed files with 106 additions and 74 deletions
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21
examples/Basic/main.cpp
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@ -32,6 +32,7 @@ freely, subject to the following restrictions:
#include "MeshDecimator.h"
#include <QApplication>
#include <QTime>
//Use the PolyVox namespace
using namespace PolyVox;
@ -41,7 +42,7 @@ void createSphereInVolume(Volume<MaterialDensityPair44>& volData, float fRadius)
//This vector hold the position of the center of the volume
//Vector3DFloat v3dVolCenter(volData.getWidth() / 2, volData.getHeight() / 2, volData.getDepth() / 2);
Vector3DFloat v3dVolCenter(16, 16, 16);
Vector3DFloat v3dVolCenter(16, 16, 1);
//This three-level for loop iterates over every voxel in the volume
for (int z = 0; z < volData.getWidth(); z++)
@ -155,25 +156,35 @@ int main(int argc, char *argv[])
}
}*/
createSphereInVolume(volData, 10);
createSphereInVolume(volData, 24);
//Extract the surface
Region region(Vector3DInt16(0,0,0), Vector3DInt16(20,20,20));
Region region(Vector3DInt16(-1,-1,-1), Vector3DInt16(32,32,32));
SurfaceMesh<PositionMaterial> mesh;
//CubicSurfaceExtractor<MaterialDensityPair44> surfaceExtractor(&volData, volData.getEnclosingRegion(), &mesh);
QTime t;
t.start();
CubicSurfaceExtractor<MaterialDensityPair44> surfaceExtractor(&volData, region, &mesh);
surfaceExtractor.execute();
cout << "E: " << t.elapsed();
t.restart();
/*SurfaceMesh<PositionMaterialNormal> meshWithNormals;
addNormals(mesh, meshWithNormals);
meshWithNormals.decimate(0.99);*/
MeshDecimator<PositionMaterial> decimator(&mesh);
SurfaceMesh<PositionMaterial> decimatedMesh;
MeshDecimator<PositionMaterial> decimator(&mesh, &decimatedMesh);
decimator.execute();
cout << "D: " << t.elapsed();
SurfaceMesh<PositionMaterialNormal> meshWithNormals;
addNormals(mesh, meshWithNormals);
addNormals(decimatedMesh, meshWithNormals);
//Pass the surface to the OpenGL window
openGLWidget.setSurfaceMeshToRender(meshWithNormals);