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Fixed sampler move...() functions to work with Morton ordering.

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This commit is contained in:
David Williams 2015-04-01 22:57:22 +02:00
parent b518978cd6
commit 056cae39b5
1 changed files with 18 additions and 6 deletions
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24
include/PolyVox/PagedVolumeSampler.inl
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@ -146,11 +146,13 @@ namespace PolyVox
// Base version updates position and validity flags.
BaseVolume<VoxelType>::template Sampler< PagedVolume<VoxelType> >::movePositiveX();
this->m_uXPosInChunk++;
// Then we update the voxel pointer
if(((this->mXPosInVolume) % this->mVolume->m_uChunkSideLength != 0))
{
//No need to compute new chunk.
++mCurrentVoxel;
mCurrentVoxel += POS_X_DELTA;
}
else
{
@ -165,11 +167,13 @@ namespace PolyVox
// Base version updates position and validity flags.
BaseVolume<VoxelType>::template Sampler< PagedVolume<VoxelType> >::movePositiveY();
this->m_uYPosInChunk++;
// Then we update the voxel pointer
if(((this->mYPosInVolume) % this->mVolume->m_uChunkSideLength != 0))
{
//No need to compute new chunk.
mCurrentVoxel += this->mVolume->m_uChunkSideLength;
mCurrentVoxel += POS_Y_DELTA;
}
else
{
@ -184,11 +188,13 @@ namespace PolyVox
// Base version updates position and validity flags.
BaseVolume<VoxelType>::template Sampler< PagedVolume<VoxelType> >::movePositiveZ();
this->m_uZPosInChunk++;
// Then we update the voxel pointer
if(((this->mZPosInVolume) % this->mVolume->m_uChunkSideLength != 0))
{
//No need to compute new chunk.
mCurrentVoxel += this->mVolume->m_uChunkSideLength * this->mVolume->m_uChunkSideLength;
mCurrentVoxel += POS_Z_DELTA;
}
else
{
@ -203,11 +209,13 @@ namespace PolyVox
// Base version updates position and validity flags.
BaseVolume<VoxelType>::template Sampler< PagedVolume<VoxelType> >::moveNegativeX();
this->m_uXPosInChunk--;
// Then we update the voxel pointer
if(((this->mXPosInVolume + 1) % this->mVolume->m_uChunkSideLength != 0))
{
//No need to compute new chunk.
--mCurrentVoxel;
mCurrentVoxel += NEG_X_DELTA;
}
else
{
@ -222,11 +230,13 @@ namespace PolyVox
// Base version updates position and validity flags.
BaseVolume<VoxelType>::template Sampler< PagedVolume<VoxelType> >::moveNegativeY();
this->m_uYPosInChunk--;
// Then we update the voxel pointer
if(((this->mYPosInVolume + 1) % this->mVolume->m_uChunkSideLength != 0))
{
//No need to compute new chunk.
mCurrentVoxel -= this->mVolume->m_uChunkSideLength;
mCurrentVoxel += NEG_Y_DELTA;
}
else
{
@ -241,11 +251,13 @@ namespace PolyVox
// Base version updates position and validity flags.
BaseVolume<VoxelType>::template Sampler< PagedVolume<VoxelType> >::moveNegativeZ();
this->m_uZPosInChunk--;
// Then we update the voxel pointer
if(((this->mZPosInVolume + 1) % this->mVolume->m_uChunkSideLength != 0))
{
//No need to compute new chunk.
mCurrentVoxel -= this->mVolume->m_uChunkSideLength * this->mVolume->m_uChunkSideLength;
mCurrentVoxel += NEG_Z_DELTA;
}
else
{