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Exposed DensityType and MaterialType on voxels.

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This commit is contained in:
David Williams
2011-11-30 22:50:52 +00:00
parent 97e6b56778
commit b972a2ceaf
3 changed files with 40 additions and 19 deletions
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15
library/PolyVoxCore/include/PolyVoxCore/Density.h
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@ -39,14 +39,21 @@ namespace PolyVox
/// funtion is used to determine what material should be assigned to the resulting mesh.
///
/// This class meets these requirements, although it only actually stores a density value.
/// For the getMaterial() function it just returens a constant value of '1'.
/// For the getMaterial() function it just returns a constant value of '1'.
///
/// \sa Material, MaterialDensityPair
////////////////////////////////////////////////////////////////////////////////
template <typename DensityType>
template <typename Type>
class Density
{
public:
//We expose DensityType and MaterialType in this way so that, when code is
//templatised on voxel type, it can determine the underlying storage type
//using code such as 'VoxelType::DensityType value = voxel.getDensity()'
//or 'VoxelType::MaterialType value = voxel.getMaterial()'.
typedef Type DensityType;
typedef uint8_t MaterialType;
Density() : m_uDensity(0) {}
Density(DensityType uDensity) : m_uDensity(uDensity) {}
@ -61,10 +68,10 @@ namespace PolyVox
}
DensityType getDensity() const throw() { return m_uDensity; }
uint32_t getMaterial() const throw() { return 1; }
MaterialType getMaterial() const throw() { return 1; }
void setDensity(DensityType uDensity) { m_uDensity = uDensity; }
void setMaterial(uint32_t uMaterial) { assert(false); } //Cannot set material on voxel of type Density
void setMaterial(MaterialType /*uMaterial*/) { assert(false); } //Cannot set material on voxel of type Density
static DensityType getMaxDensity() throw() { return (std::numeric_limits<DensityType>::max)(); }
static DensityType getMinDensity() throw() { return (std::numeric_limits<DensityType>::min)(); }