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Made raycasting, ambient occlusion, and A* pathfinding independant of volume type.

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This commit is contained in:
David Williams
2011-05-01 17:26:12 +01:00
parent 27968973a4
commit 6a38d9fca7
8 changed files with 68 additions and 66 deletions
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18
library/PolyVoxCore/include/AmbientOcclusionCalculator.inl
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@ -28,10 +28,12 @@ freely, subject to the following restrictions:
#include "PolyVoxImpl/RandomUnitVectors.h"
#include "PolyVoxImpl/RandomVectors.h"
#include <algorithm>
namespace PolyVox
{
template <typename VoxelType>
AmbientOcclusionCalculator<VoxelType>::AmbientOcclusionCalculator(LargeVolume<VoxelType>* volInput, Array<3, uint8_t>* arrayResult, Region region, float fRayLength, uint8_t uNoOfSamplesPerOutputElement)
template< template<typename> class VolumeType, typename VoxelType>
AmbientOcclusionCalculator<VolumeType, VoxelType>::AmbientOcclusionCalculator(VolumeType<VoxelType>* volInput, Array<3, uint8_t>* arrayResult, Region region, float fRayLength, uint8_t uNoOfSamplesPerOutputElement)
:m_region(region)
,m_sampVolume(volInput)
,m_volInput(volInput)
@ -54,18 +56,18 @@ namespace PolyVox
mIndexIncreament = 1;
}
template <typename VoxelType>
AmbientOcclusionCalculator<VoxelType>::~AmbientOcclusionCalculator()
template< template<typename> class VolumeType, typename VoxelType>
AmbientOcclusionCalculator<VolumeType, VoxelType>::~AmbientOcclusionCalculator()
{
}
template <typename VoxelType>
void AmbientOcclusionCalculator<VoxelType>::execute(void)
template< template<typename> class VolumeType, typename VoxelType>
void AmbientOcclusionCalculator<VolumeType, VoxelType>::execute(void)
{
const int iRatioX = m_volInput->getWidth() / m_arrayResult->getDimension(0);
const int iRatioY = m_volInput->getHeight() / m_arrayResult->getDimension(1);
const int iRatioZ = m_volInput->getDepth() / m_arrayResult->getDimension(2);
const int iRatioMax = std::max(std::max(iRatioX, iRatioY), iRatioZ);
const int iRatioMax = (std::max)((std::max)(iRatioX, iRatioY), iRatioZ);
const float fRatioX = iRatioX;
const float fRatioY = iRatioY;
@ -82,7 +84,7 @@ namespace PolyVox
const Vector3DFloat v3dOffset(0.5f,0.5f,0.5f);
RaycastResult raycastResult;
Raycast<VoxelType> raycast(m_volInput, Vector3DFloat(0.0f,0.0f,0.0f), Vector3DFloat(1.0f,1.0f,1.0f), raycastResult);
Raycast<VolumeType, VoxelType> raycast(m_volInput, Vector3DFloat(0.0f,0.0f,0.0f), Vector3DFloat(1.0f,1.0f,1.0f), raycastResult);
//This loop iterates over the bottom-lower-left voxel in each of the cells in the output array
for(uint16_t z = m_region.getLowerCorner().getZ(); z <= m_region.getUpperCorner().getZ(); z += iRatioZ)