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Added support for primitive functor into the new osg::ProceduralGeometry class

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This commit is contained in:
Robert Osfield
2002-11-01 15:12:51 +00:00
parent 92895370f7
commit bba03297a7
4 changed files with 581 additions and 72 deletions
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64
src/osg/Shape.cpp
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@@ -3,45 +3,6 @@
using namespace osg;
Grid::Grid()
{
}
Grid::Grid(const Grid& mesh,const CopyOp& copyop):
HeightField(mesh,copyop)
{
_heights = mesh._heights;
}
Grid::~Grid()
{
}
void Grid::allocGrid(unsigned int numColumns,unsigned int numRows, float value)
{
if (_columns!=numColumns || _rows!=numRows)
{
_heights.resize(numColumns*numRows);
}
_columns=numColumns;
_rows=numRows;
//_heights.fill(value);
}
void Grid::populateGrid(float minValue,float maxValue)
{
float offset=minValue;
float gain=(maxValue-minValue)/(float)RAND_MAX;
for(unsigned int row=0;row<_rows;++row)
{
for(unsigned int col=0;col<_columns;++col)
{
setHeight(col,row,rand()*gain+offset);
}
}
}
Vec3 HeightField::getNormal(unsigned int c,unsigned int r) const
{
// four point normal generation.
@@ -79,3 +40,28 @@ Vec3 HeightField::getNormal(unsigned int c,unsigned int r) const
return normal;
}
Grid::Grid()
{
}
Grid::Grid(const Grid& mesh,const CopyOp& copyop):
HeightField(mesh,copyop)
{
_heights = mesh._heights;
}
Grid::~Grid()
{
}
void Grid::allocateGrid(unsigned int numColumns,unsigned int numRows)
{
if (_columns!=numColumns || _rows!=numRows)
{
_heights.resize(numColumns*numRows);
}
_columns=numColumns;
_rows=numRows;
}