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Fixed paging example.

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This commit is contained in:
David Williams 2013-06-26 22:08:49 +02:00
parent 938eea7c8e
commit acb43d54d9
1 changed files with 41 additions and 39 deletions
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80
examples/Paging/main.cpp
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@ -216,9 +216,47 @@ public:
virtual void pageIn(const Region& region, Block<MaterialDensityPair44>* pBlockData)
{
POLYVOX_ASSERT(false, "NOT IMPLEMENTED");
pBlockData->createUncompressedData();
Perlin perlin(2,2,1,234);
for(int x = region.getLowerX(); x <= region.getUpperX(); x++)
{
for(int y = region.getLowerY(); y <= region.getUpperY(); y++)
{
float perlinVal = perlin.Get(x / static_cast<float>(255-1), y / static_cast<float>(255-1));
perlinVal += 1.0f;
perlinVal *= 0.5f;
perlinVal *= 255;
for(int z = region.getLowerZ(); z <= region.getUpperZ(); z++)
{
MaterialDensityPair44 voxel;
if(z < perlinVal)
{
const int xpos = 50;
const int zpos = 100;
if((x-xpos)*(x-xpos) + (z-zpos)*(z-zpos) < 200) {
// tunnel
voxel.setMaterial(0);
voxel.setDensity(MaterialDensityPair44::getMinDensity());
} else {
// solid
voxel.setMaterial(245);
voxel.setDensity(MaterialDensityPair44::getMaxDensity());
}
}
else
{
voxel.setMaterial(0);
voxel.setDensity(MaterialDensityPair44::getMinDensity());
}
pBlockData->setVoxelAt(x - region.getLowerX(), y - region.getLowerY(), z - region.getLowerZ(), voxel);
}
}
}
pBlockData->destroyUncompressedData();
}
virtual void pageOut(const Region& region, Block<MaterialDensityPair44>* pBlockData)
@ -228,43 +266,7 @@ public:
virtual void dataRequiredHandler(const ConstVolumeProxy<MaterialDensityPair44>& volumeProxy, const Region& region)
{
Perlin perlin(2,2,1,234);
for(int x = region.getLowerX(); x <= region.getUpperX(); x++)
{
for(int y = region.getLowerY(); y <= region.getUpperY(); y++)
{
float perlinVal = perlin.Get(x / static_cast<float>(255-1), y / static_cast<float>(255-1));
perlinVal += 1.0f;
perlinVal *= 0.5f;
perlinVal *= 255;
for(int z = region.getLowerZ(); z <= region.getUpperZ(); z++)
{
MaterialDensityPair44 voxel;
if(z < perlinVal)
{
const int xpos = 50;
const int zpos = 100;
if((x-xpos)*(x-xpos) + (z-zpos)*(z-zpos) < 200) {
// tunnel
voxel.setMaterial(0);
voxel.setDensity(MaterialDensityPair44::getMinDensity());
} else {
// solid
voxel.setMaterial(245);
voxel.setDensity(MaterialDensityPair44::getMaxDensity());
}
}
else
{
voxel.setMaterial(0);
voxel.setDensity(MaterialDensityPair44::getMinDensity());
}
volumeProxy.setVoxelAt(x, y, z, voxel);
}
}
}
POLYVOX_ASSERT(false, "NOT IMPLEMENTED");
}
virtual void dataOverflowHandler(const ConstVolumeProxy<MaterialDensityPair44>& /*volumeProxy*/, const Region& region)