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Added wrap mode support to CubicSurfaceExtractorWithNormals.

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This commit is contained in:
Daviw Williams 2012-12-19 11:23:55 +01:00
parent 4396c609bb
commit 933c211d47
2 changed files with 15 additions and 8 deletions
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7
library/PolyVoxCore/include/PolyVoxCore/CubicSurfaceExtractorWithNormals.h
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@ -27,6 +27,7 @@ freely, subject to the following restrictions:
#include "PolyVoxCore/DefaultIsQuadNeeded.h" #include "PolyVoxCore/DefaultIsQuadNeeded.h"
#include "PolyVoxCore/Array.h" #include "PolyVoxCore/Array.h"
#include "PolyVoxCore/BaseVolume.h" //For wrap modes... should move these?
#include "PolyVoxCore/SurfaceMesh.h" #include "PolyVoxCore/SurfaceMesh.h"
namespace PolyVox namespace PolyVox
@ -35,7 +36,7 @@ namespace PolyVox
class CubicSurfaceExtractorWithNormals class CubicSurfaceExtractorWithNormals
{ {
public: public:
CubicSurfaceExtractorWithNormals(VolumeType* volData, Region region, SurfaceMesh<PositionMaterialNormal>* result, IsQuadNeeded isQuadNeeded = IsQuadNeeded()); CubicSurfaceExtractorWithNormals(VolumeType* volData, Region region, SurfaceMesh<PositionMaterialNormal>* result, WrapMode eWrapMode = WrapModes::Border, typename VolumeType::VoxelType tBorderValue = VolumeType::VoxelType(0), IsQuadNeeded isQuadNeeded = IsQuadNeeded());
void execute(); void execute();
@ -51,6 +52,10 @@ namespace PolyVox
//Information about the region we are currently processing //Information about the region we are currently processing
Region m_regSizeInVoxels; Region m_regSizeInVoxels;
//The wrap mode
WrapMode m_eWrapMode;
typename VolumeType::VoxelType m_tBorderValue;
}; };
} }

16
library/PolyVoxCore/include/PolyVoxCore/CubicSurfaceExtractorWithNormals.inl
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@ -24,11 +24,13 @@ freely, subject to the following restrictions:
namespace PolyVox namespace PolyVox
{ {
template<typename VolumeType, typename IsQuadNeeded> template<typename VolumeType, typename IsQuadNeeded>
CubicSurfaceExtractorWithNormals<VolumeType, IsQuadNeeded>::CubicSurfaceExtractorWithNormals(VolumeType* volData, Region region, SurfaceMesh<PositionMaterialNormal>* result, IsQuadNeeded isQuadNeeded) CubicSurfaceExtractorWithNormals<VolumeType, IsQuadNeeded>::CubicSurfaceExtractorWithNormals(VolumeType* volData, Region region, SurfaceMesh<PositionMaterialNormal>* result, WrapMode eWrapMode, typename VolumeType::VoxelType tBorderValue, IsQuadNeeded isQuadNeeded)
:m_volData(volData) :m_volData(volData)
,m_sampVolume(volData) ,m_sampVolume(volData)
,m_meshCurrent(result) ,m_meshCurrent(result)
,m_regSizeInVoxels(region) ,m_regSizeInVoxels(region)
,m_eWrapMode(eWrapMode)
,m_tBorderValue(tBorderValue)
{ {
m_funcIsQuadNeededCallback = isQuadNeeded; m_funcIsQuadNeededCallback = isQuadNeeded;
} }
@ -51,7 +53,7 @@ namespace PolyVox
uint32_t material = 0; uint32_t material = 0;
if(m_funcIsQuadNeededCallback(m_volData->getVoxelAt(x,y,z), m_volData->getVoxelAt(x+1,y,z), material)) if(m_funcIsQuadNeededCallback(m_volData->getVoxelWithWrapping(x,y,z,m_eWrapMode,m_tBorderValue), m_volData->getVoxelWithWrapping(x+1,y,z,m_eWrapMode,m_tBorderValue), material))
{ {
uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ - 0.5f), Vector3DFloat(1.0f, 0.0f, 0.0f), static_cast<float>(material))); uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ - 0.5f), Vector3DFloat(1.0f, 0.0f, 0.0f), static_cast<float>(material)));
uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(1.0f, 0.0f, 0.0f), static_cast<float>(material))); uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(1.0f, 0.0f, 0.0f), static_cast<float>(material)));
@ -61,7 +63,7 @@ namespace PolyVox
m_meshCurrent->addTriangleCubic(v0,v2,v1); m_meshCurrent->addTriangleCubic(v0,v2,v1);
m_meshCurrent->addTriangleCubic(v1,v2,v3); m_meshCurrent->addTriangleCubic(v1,v2,v3);
} }
if(m_funcIsQuadNeededCallback(m_volData->getVoxelAt(x+1,y,z), m_volData->getVoxelAt(x,y,z), material)) if(m_funcIsQuadNeededCallback(m_volData->getVoxelWithWrapping(x+1,y,z,m_eWrapMode,m_tBorderValue), m_volData->getVoxelWithWrapping(x,y,z,m_eWrapMode,m_tBorderValue), material))
{ {
uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ - 0.5f), Vector3DFloat(-1.0f, 0.0f, 0.0f), static_cast<float>(material))); uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ - 0.5f), Vector3DFloat(-1.0f, 0.0f, 0.0f), static_cast<float>(material)));
uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(-1.0f, 0.0f, 0.0f), static_cast<float>(material))); uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX + 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(-1.0f, 0.0f, 0.0f), static_cast<float>(material)));
@ -72,7 +74,7 @@ namespace PolyVox
m_meshCurrent->addTriangleCubic(v1,v3,v2); m_meshCurrent->addTriangleCubic(v1,v3,v2);
} }
if(m_funcIsQuadNeededCallback(m_volData->getVoxelAt(x,y,z), m_volData->getVoxelAt(x,y+1,z), material)) if(m_funcIsQuadNeededCallback(m_volData->getVoxelWithWrapping(x,y,z,m_eWrapMode,m_tBorderValue), m_volData->getVoxelWithWrapping(x,y+1,z,m_eWrapMode,m_tBorderValue), material))
{ {
uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ - 0.5f), Vector3DFloat(0.0f, 1.0f, 0.0f), static_cast<float>(material))); uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ - 0.5f), Vector3DFloat(0.0f, 1.0f, 0.0f), static_cast<float>(material)));
uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 1.0f, 0.0f), static_cast<float>(material))); uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 1.0f, 0.0f), static_cast<float>(material)));
@ -82,7 +84,7 @@ namespace PolyVox
m_meshCurrent->addTriangleCubic(v0,v1,v2); m_meshCurrent->addTriangleCubic(v0,v1,v2);
m_meshCurrent->addTriangleCubic(v1,v3,v2); m_meshCurrent->addTriangleCubic(v1,v3,v2);
} }
if(m_funcIsQuadNeededCallback(m_volData->getVoxelAt(x,y+1,z), m_volData->getVoxelAt(x,y,z), material)) if(m_funcIsQuadNeededCallback(m_volData->getVoxelWithWrapping(x,y+1,z,m_eWrapMode,m_tBorderValue), m_volData->getVoxelWithWrapping(x,y,z,m_eWrapMode,m_tBorderValue), material))
{ {
uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ - 0.5f), Vector3DFloat(0.0f, -1.0f, 0.0f), static_cast<float>(material))); uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ - 0.5f), Vector3DFloat(0.0f, -1.0f, 0.0f), static_cast<float>(material)));
uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, -1.0f, 0.0f), static_cast<float>(material))); uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, -1.0f, 0.0f), static_cast<float>(material)));
@ -93,7 +95,7 @@ namespace PolyVox
m_meshCurrent->addTriangleCubic(v1,v2,v3); m_meshCurrent->addTriangleCubic(v1,v2,v3);
} }
if(m_funcIsQuadNeededCallback(m_volData->getVoxelAt(x,y,z), m_volData->getVoxelAt(x,y,z+1), material)) if(m_funcIsQuadNeededCallback(m_volData->getVoxelWithWrapping(x,y,z,m_eWrapMode,m_tBorderValue), m_volData->getVoxelWithWrapping(x,y,z+1,m_eWrapMode,m_tBorderValue), material))
{ {
uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, 1.0f), static_cast<float>(material))); uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, 1.0f), static_cast<float>(material)));
uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, 1.0f), static_cast<float>(material))); uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, 1.0f), static_cast<float>(material)));
@ -103,7 +105,7 @@ namespace PolyVox
m_meshCurrent->addTriangleCubic(v0,v2,v1); m_meshCurrent->addTriangleCubic(v0,v2,v1);
m_meshCurrent->addTriangleCubic(v1,v2,v3); m_meshCurrent->addTriangleCubic(v1,v2,v3);
} }
if(m_funcIsQuadNeededCallback(m_volData->getVoxelAt(x,y,z+1), m_volData->getVoxelAt(x,y,z), material)) if(m_funcIsQuadNeededCallback(m_volData->getVoxelWithWrapping(x,y,z+1,m_eWrapMode,m_tBorderValue), m_volData->getVoxelWithWrapping(x,y,z,m_eWrapMode,m_tBorderValue), material))
{ {
uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, -1.0f), static_cast<float>(material))); uint32_t v0 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY - 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, -1.0f), static_cast<float>(material)));
uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, -1.0f), static_cast<float>(material))); uint32_t v1 = m_meshCurrent->addVertex(PositionMaterialNormal(Vector3DFloat(regX - 0.5f, regY + 0.5f, regZ + 0.5f), Vector3DFloat(0.0f, 0.0f, -1.0f), static_cast<float>(material)));