Defines.h

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// GMTL is (C) Copyright 2001-2010 by Allen Bierbaum
// Distributed under the GNU Lesser General Public License 2.1 with an
// addendum covering inlined code. (See accompanying files LICENSE and
// LICENSE.addendum or http://www.gnu.org/copyleft/lesser.txt)

#ifndef _GMTL_DEFINES_H
#define _GMTL_DEFINES_H

namespace gmtl
{
   enum VectorIndex { Xelt = 0, Yelt = 1, Zelt = 2, Welt = 3 };

   enum PlaneSide
   {
      ON_PLANE,
      POS_SIDE,
      NEG_SIDE
   };

   const float GMTL_EPSILON = 1.0e-6f;
   const float GMTL_MAT_EQUAL_EPSILON = 0.001f;  // Epsilon for matrices to be equal
   const float GMTL_VEC_EQUAL_EPSILON = 0.0001f; // Epsilon for vectors to be equal
#define GMTL_NEAR(x,y,eps) (gmtl::Math::abs((x)-(y))<(eps))

}

// Platform-specific settings.
#if defined(__sun) || defined(__APPLE__) || defined(__hpux) ||  \
    defined(_XOPEN_SOURCE)
#define NO_ACOSF 1
#define NO_ASINF 1
#define NO_TANF 1
#define NO_ATAN2F 1
#define NO_COSF 1
#define NO_SINF 1
#define NO_TANF 1
#define NO_SQRTF 1
#define NO_LOGF 1
#define NO_EXPF 1
#define NO_POWF 1
#define NO_CEILF 1
#define NO_FLOORF 1
#endif

#if defined(_MSC_VER) && _MSC_VER < 1310
#define GMTL_NO_METAPROG
#endif


#endif