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propagating precision requirments into operations

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This commit is contained in:
Chris Russ
2016-07-15 15:38:29 +10:00
parent 5adb0e899c
commit fa1d6d8c55
36 changed files with 437 additions and 411 deletions
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20
code/BlenderTessellator.cpp
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@@ -50,7 +50,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "BlenderBMesh.h"
#include "BlenderTessellator.h"
#include <stddef.h>
#include <stddef.h>
static const unsigned int BLEND_TESS_MAGIC = 0x83ed9ac3;
@@ -470,19 +470,19 @@ PlaneP2T BlenderTessellatorP2T::FindLLSQPlane( const std::vector< PointP2T >& po
{
PlaneP2T result;
aiVector3D sum( 0.0f );
aiVector3D sum( 0.0 );
for ( size_t i = 0; i < points.size( ); ++i )
{
sum += points[ i ].point3D;
}
result.centre = sum * ( 1.0f / points.size( ) );
result.centre = sum * (ai_real)( 1.0 / points.size( ) );
float sumXX = 0.0f;
float sumXY = 0.0f;
float sumXZ = 0.0f;
float sumYY = 0.0f;
float sumYZ = 0.0f;
float sumZZ = 0.0f;
ai_real sumXX = 0.0;
ai_real sumXY = 0.0;
ai_real sumXZ = 0.0;
ai_real sumYY = 0.0;
ai_real sumYZ = 0.0;
ai_real sumZZ = 0.0;
for ( size_t i = 0; i < points.size( ); ++i )
{
aiVector3D offset = points[ i ].point3D - result.centre;
@@ -496,7 +496,7 @@ PlaneP2T BlenderTessellatorP2T::FindLLSQPlane( const std::vector< PointP2T >& po
aiMatrix3x3 mtx( sumXX, sumXY, sumXZ, sumXY, sumYY, sumYZ, sumXZ, sumYZ, sumZZ );
const float det = mtx.Determinant( );
const ai_real det = mtx.Determinant( );
if ( det == 0.0f )
{
result.normal = aiVector3D( 0.0f );