Serious-Engine/Sources/Engine/Models/Normals.cpp

301 lines
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2016-03-12 01:20:51 +01:00
/* Copyright (c) 2002-2012 Croteam Ltd.
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License as published by
the Free Software Foundation
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
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#include "Engine/StdH.h"
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#include <Engine/Models/Normals.h>
#include <Engine/Math/Vector.h>
FLOAT3D avGouraudNormals[MAX_GOURAUDNORMALS] = {
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FLOAT3D( 1.000000f, 0.000000f, 0.000000f),
FLOAT3D( 0.980785f, 0.000000f, 0.195090f),
FLOAT3D( 0.980785f, 0.195090f, 0.000000f),
FLOAT3D( 0.923880f, 0.000000f, 0.382683f),
FLOAT3D( 0.959683f, 0.198757f, 0.198757f),
FLOAT3D( 0.923880f, 0.382683f, 0.000000f),
FLOAT3D( 0.831470f, 0.000000f, 0.555570f),
FLOAT3D( 0.890320f, 0.208847f, 0.404615f),
FLOAT3D( 0.707107f, 0.000000f, 0.707107f),
FLOAT3D( 0.788675f, 0.211325f, 0.577350f),
FLOAT3D( 0.816497f, 0.408248f, 0.408248f),
FLOAT3D( 0.831470f, 0.555570f, 0.000000f),
FLOAT3D( 0.788675f, 0.577350f, 0.211325f),
FLOAT3D( 0.707107f, 0.707107f, 0.000000f),
FLOAT3D( 0.555570f, 0.000000f, 0.831470f),
FLOAT3D( 0.577350f, 0.211325f, 0.788675f),
FLOAT3D( 0.382683f, 0.000000f, 0.923880f),
FLOAT3D( 0.404615f, 0.208847f, 0.890320f),
FLOAT3D( 0.408248f, 0.408248f, 0.816497f),
FLOAT3D( 0.195090f, 0.000000f, 0.980785f),
FLOAT3D( 0.198757f, 0.198757f, 0.959683f),
FLOAT3D( 0.000000f, 0.000000f, 1.000000f),
FLOAT3D( 0.000000f, 0.195090f, 0.980785f),
FLOAT3D( 0.000000f, 0.382683f, 0.923880f),
FLOAT3D( 0.208847f, 0.404615f, 0.890320f),
FLOAT3D( 0.211325f, 0.577350f, 0.788675f),
FLOAT3D( 0.000000f, 0.555570f, 0.831470f),
FLOAT3D( 0.000000f, 0.707107f, 0.707107f),
FLOAT3D( 0.577350f, 0.788675f, 0.211325f),
FLOAT3D( 0.639602f, 0.639602f, 0.426401f),
FLOAT3D( 0.408248f, 0.816497f, 0.408248f),
FLOAT3D( 0.639602f, 0.426401f, 0.639602f),
FLOAT3D( 0.426401f, 0.639602f, 0.639602f),
FLOAT3D( 0.211325f, 0.788675f, 0.577350f),
FLOAT3D( 0.555570f, 0.831470f, 0.000000f),
FLOAT3D( 0.404615f, 0.890320f, 0.208847f),
FLOAT3D( 0.382683f, 0.923880f, 0.000000f),
FLOAT3D( 0.208847f, 0.890320f, 0.404615f),
FLOAT3D( 0.000000f, 0.831470f, 0.555570f),
FLOAT3D( 0.000000f, 0.923880f, 0.382683f),
FLOAT3D( 0.198757f, 0.959683f, 0.198757f),
FLOAT3D( 0.195090f, 0.980785f, 0.000000f),
FLOAT3D( 0.000000f, 0.980785f, 0.195090f),
FLOAT3D( 0.000000f, 1.000000f, 0.000000f),
FLOAT3D( -0.195090f, 0.980785f, 0.000000f),
FLOAT3D( -0.198757f, 0.959683f, 0.198757f),
FLOAT3D( -0.382683f, 0.923880f, 0.000000f),
FLOAT3D( -0.208847f, 0.890320f, 0.404615f),
FLOAT3D( -0.211325f, 0.788675f, 0.577350f),
FLOAT3D( -0.408248f, 0.816497f, 0.408248f),
FLOAT3D( -0.404615f, 0.890320f, 0.208847f),
FLOAT3D( -0.555570f, 0.831470f, 0.000000f),
FLOAT3D( -0.577350f, 0.788675f, 0.211325f),
FLOAT3D( -0.707107f, 0.707107f, 0.000000f),
FLOAT3D( -0.211325f, 0.577350f, 0.788675f),
FLOAT3D( -0.208847f, 0.404615f, 0.890320f),
FLOAT3D( -0.408248f, 0.408248f, 0.816497f),
FLOAT3D( -0.198757f, 0.198757f, 0.959683f),
FLOAT3D( -0.195090f, 0.000000f, 0.980785f),
FLOAT3D( -0.382683f, 0.000000f, 0.923880f),
FLOAT3D( -0.404615f, 0.208847f, 0.890320f),
FLOAT3D( -0.577350f, 0.211325f, 0.788675f),
FLOAT3D( -0.555570f, 0.000000f, 0.831470f),
FLOAT3D( -0.707107f, 0.000000f, 0.707107f),
FLOAT3D( -0.788675f, 0.577350f, 0.211325f),
FLOAT3D( -0.639602f, 0.639602f, 0.426401f),
FLOAT3D( -0.816497f, 0.408248f, 0.408248f),
FLOAT3D( -0.426401f, 0.639602f, 0.639602f),
FLOAT3D( -0.639602f, 0.426401f, 0.639602f),
FLOAT3D( -0.788675f, 0.211325f, 0.577350f),
FLOAT3D( -0.831470f, 0.555570f, 0.000000f),
FLOAT3D( -0.890320f, 0.404615f, 0.208847f),
FLOAT3D( -0.923880f, 0.382683f, 0.000000f),
FLOAT3D( -0.890320f, 0.208847f, 0.404615f),
FLOAT3D( -0.831470f, 0.000000f, 0.555570f),
FLOAT3D( -0.923880f, 0.000000f, 0.382683f),
FLOAT3D( -0.959683f, 0.198757f, 0.198757f),
FLOAT3D( -0.980785f, 0.195090f, 0.000000f),
FLOAT3D( -0.980785f, 0.000000f, 0.195090f),
FLOAT3D( -1.000000f, 0.000000f, 0.000000f),
FLOAT3D( -0.980785f, -0.195090f, 0.000000f),
FLOAT3D( -0.959683f, -0.198757f, 0.198757f),
FLOAT3D( -0.923880f, -0.382683f, 0.000000f),
FLOAT3D( -0.890320f, -0.208847f, 0.404615f),
FLOAT3D( -0.788675f, -0.211325f, 0.577350f),
FLOAT3D( -0.816497f, -0.408248f, 0.408248f),
FLOAT3D( -0.890320f, -0.404615f, 0.208847f),
FLOAT3D( -0.831470f, -0.555570f, 0.000000f),
FLOAT3D( -0.788675f, -0.577350f, 0.211325f),
FLOAT3D( -0.707107f, -0.707107f, 0.000000f),
FLOAT3D( -0.577350f, -0.211325f, 0.788675f),
FLOAT3D( -0.404615f, -0.208847f, 0.890320f),
FLOAT3D( -0.408248f, -0.408248f, 0.816497f),
FLOAT3D( -0.198757f, -0.198757f, 0.959683f),
FLOAT3D( 0.000000f, -0.195090f, 0.980785f),
FLOAT3D( 0.000000f, -0.382683f, 0.923880f),
FLOAT3D( -0.208847f, -0.404615f, 0.890320f),
FLOAT3D( -0.211325f, -0.577350f, 0.788675f),
FLOAT3D( 0.000000f, -0.555570f, 0.831470f),
FLOAT3D( 0.000000f, -0.707107f, 0.707107f),
FLOAT3D( -0.577350f, -0.788675f, 0.211325f),
FLOAT3D( -0.639602f, -0.639602f, 0.426401f),
FLOAT3D( -0.408248f, -0.816497f, 0.408248f),
FLOAT3D( -0.639602f, -0.426401f, 0.639602f),
FLOAT3D( -0.426401f, -0.639602f, 0.639602f),
FLOAT3D( -0.211325f, -0.788675f, 0.577350f),
FLOAT3D( -0.555570f, -0.831470f, 0.000000f),
FLOAT3D( -0.404615f, -0.890320f, 0.208847f),
FLOAT3D( -0.382683f, -0.923880f, 0.000000f),
FLOAT3D( -0.208847f, -0.890320f, 0.404615f),
FLOAT3D( 0.000000f, -0.831470f, 0.555570f),
FLOAT3D( 0.000000f, -0.923880f, 0.382683f),
FLOAT3D( -0.198757f, -0.959683f, 0.198757f),
FLOAT3D( -0.195090f, -0.980785f, 0.000000f),
FLOAT3D( 0.000000f, -0.980785f, 0.195090f),
FLOAT3D( 0.000000f, -1.000000f, 0.000000f),
FLOAT3D( 0.195090f, -0.980785f, 0.000000f),
FLOAT3D( 0.198757f, -0.959683f, 0.198757f),
FLOAT3D( 0.382683f, -0.923880f, 0.000000f),
FLOAT3D( 0.208847f, -0.890320f, 0.404615f),
FLOAT3D( 0.211325f, -0.788675f, 0.577350f),
FLOAT3D( 0.408248f, -0.816497f, 0.408248f),
FLOAT3D( 0.404615f, -0.890320f, 0.208847f),
FLOAT3D( 0.555570f, -0.831470f, 0.000000f),
FLOAT3D( 0.577350f, -0.788675f, 0.211325f),
FLOAT3D( 0.707107f, -0.707107f, 0.000000f),
FLOAT3D( 0.211325f, -0.577350f, 0.788675f),
FLOAT3D( 0.208847f, -0.404615f, 0.890320f),
FLOAT3D( 0.408248f, -0.408248f, 0.816497f),
FLOAT3D( 0.198757f, -0.198757f, 0.959683f),
FLOAT3D( 0.404615f, -0.208847f, 0.890320f),
FLOAT3D( 0.577350f, -0.211325f, 0.788675f),
FLOAT3D( 0.788675f, -0.577350f, 0.211325f),
FLOAT3D( 0.639602f, -0.639602f, 0.426401f),
FLOAT3D( 0.816497f, -0.408248f, 0.408248f),
FLOAT3D( 0.426401f, -0.639602f, 0.639602f),
FLOAT3D( 0.639602f, -0.426401f, 0.639602f),
FLOAT3D( 0.788675f, -0.211325f, 0.577350f),
FLOAT3D( 0.831470f, -0.555570f, 0.000000f),
FLOAT3D( 0.890320f, -0.404615f, 0.208847f),
FLOAT3D( 0.923880f, -0.382683f, 0.000000f),
FLOAT3D( 0.890320f, -0.208847f, 0.404615f),
FLOAT3D( 0.959683f, -0.198757f, 0.198757f),
FLOAT3D( 0.980785f, -0.195090f, 0.000000f),
FLOAT3D( 0.980785f, 0.000000f, -0.195090f),
FLOAT3D( 0.959683f, 0.198757f, -0.198757f),
FLOAT3D( 0.923880f, 0.000000f, -0.382683f),
FLOAT3D( 0.890320f, 0.404615f, -0.208847f),
FLOAT3D( 0.788675f, 0.577350f, -0.211325f),
FLOAT3D( 0.816497f, 0.408248f, -0.408248f),
FLOAT3D( 0.890320f, 0.208847f, -0.404615f),
FLOAT3D( 0.831470f, 0.000000f, -0.555570f),
FLOAT3D( 0.788675f, 0.211325f, -0.577350f),
FLOAT3D( 0.707107f, 0.000000f, -0.707107f),
FLOAT3D( 0.577350f, 0.788675f, -0.211325f),
FLOAT3D( 0.404615f, 0.890320f, -0.208847f),
FLOAT3D( 0.408248f, 0.816497f, -0.408248f),
FLOAT3D( 0.198757f, 0.959683f, -0.198757f),
FLOAT3D( 0.000000f, 0.923880f, -0.382683f),
FLOAT3D( 0.208847f, 0.890320f, -0.404615f),
FLOAT3D( 0.211325f, 0.788675f, -0.577350f),
FLOAT3D( 0.000000f, 0.831470f, -0.555570f),
FLOAT3D( 0.000000f, 0.707107f, -0.707107f),
FLOAT3D( 0.577350f, 0.211325f, -0.788675f),
FLOAT3D( 0.639602f, 0.426401f, -0.639602f),
FLOAT3D( 0.408248f, 0.408248f, -0.816497f),
FLOAT3D( 0.639602f, 0.639602f, -0.426401f),
FLOAT3D( 0.426401f, 0.639602f, -0.639602f),
FLOAT3D( 0.211325f, 0.577350f, -0.788675f),
FLOAT3D( 0.555570f, 0.000000f, -0.831470f),
FLOAT3D( 0.404615f, 0.208847f, -0.890320f),
FLOAT3D( 0.382683f, 0.000000f, -0.923880f),
FLOAT3D( 0.208847f, 0.404615f, -0.890320f),
FLOAT3D( 0.000000f, 0.555570f, -0.831470f),
FLOAT3D( 0.000000f, 0.382683f, -0.923880f),
FLOAT3D( 0.198757f, 0.198757f, -0.959683f),
FLOAT3D( 0.195090f, 0.000000f, -0.980785f),
FLOAT3D( 0.000000f, 0.195090f, -0.980785f),
FLOAT3D( 0.000000f, 0.000000f, -1.000000f),
FLOAT3D( -0.198757f, 0.959683f, -0.198757f),
FLOAT3D( -0.404615f, 0.890320f, -0.208847f),
FLOAT3D( -0.577350f, 0.788675f, -0.211325f),
FLOAT3D( -0.408248f, 0.816497f, -0.408248f),
FLOAT3D( -0.208847f, 0.890320f, -0.404615f),
FLOAT3D( -0.211325f, 0.788675f, -0.577350f),
FLOAT3D( -0.788675f, 0.577350f, -0.211325f),
FLOAT3D( -0.890320f, 0.404615f, -0.208847f),
FLOAT3D( -0.816497f, 0.408248f, -0.408248f),
FLOAT3D( -0.959683f, 0.198757f, -0.198757f),
FLOAT3D( -0.980785f, 0.000000f, -0.195090f),
FLOAT3D( -0.923880f, 0.000000f, -0.382683f),
FLOAT3D( -0.890320f, 0.208847f, -0.404615f),
FLOAT3D( -0.788675f, 0.211325f, -0.577350f),
FLOAT3D( -0.831470f, 0.000000f, -0.555570f),
FLOAT3D( -0.707107f, 0.000000f, -0.707107f),
FLOAT3D( -0.211325f, 0.577350f, -0.788675f),
FLOAT3D( -0.426401f, 0.639602f, -0.639602f),
FLOAT3D( -0.408248f, 0.408248f, -0.816497f),
FLOAT3D( -0.639602f, 0.639602f, -0.426401f),
FLOAT3D( -0.639602f, 0.426401f, -0.639602f),
FLOAT3D( -0.577350f, 0.211325f, -0.788675f),
FLOAT3D( -0.208847f, 0.404615f, -0.890320f),
FLOAT3D( -0.404615f, 0.208847f, -0.890320f),
FLOAT3D( -0.555570f, 0.000000f, -0.831470f),
FLOAT3D( -0.382683f, 0.000000f, -0.923880f),
FLOAT3D( -0.198757f, 0.198757f, -0.959683f),
FLOAT3D( -0.195090f, 0.000000f, -0.980785f),
FLOAT3D( -0.959683f, -0.198757f, -0.198757f),
FLOAT3D( -0.890320f, -0.404615f, -0.208847f),
FLOAT3D( -0.788675f, -0.577350f, -0.211325f),
FLOAT3D( -0.816497f, -0.408248f, -0.408248f),
FLOAT3D( -0.890320f, -0.208847f, -0.404615f),
FLOAT3D( -0.788675f, -0.211325f, -0.577350f),
FLOAT3D( -0.577350f, -0.788675f, -0.211325f),
FLOAT3D( -0.404615f, -0.890320f, -0.208847f),
FLOAT3D( -0.408248f, -0.816497f, -0.408248f),
FLOAT3D( -0.198757f, -0.959683f, -0.198757f),
FLOAT3D( 0.000000f, -0.980785f, -0.195090f),
FLOAT3D( 0.000000f, -0.923880f, -0.382683f),
FLOAT3D( -0.208847f, -0.890320f, -0.404615f),
FLOAT3D( -0.211325f, -0.788675f, -0.577350f),
FLOAT3D( 0.000000f, -0.831470f, -0.555570f),
FLOAT3D( 0.000000f, -0.707107f, -0.707107f),
FLOAT3D( -0.577350f, -0.211325f, -0.788675f),
FLOAT3D( -0.639602f, -0.426401f, -0.639602f),
FLOAT3D( -0.408248f, -0.408248f, -0.816497f),
FLOAT3D( -0.639602f, -0.639602f, -0.426401f),
FLOAT3D( -0.426401f, -0.639602f, -0.639602f),
FLOAT3D( -0.211325f, -0.577350f, -0.788675f),
FLOAT3D( -0.404615f, -0.208847f, -0.890320f),
FLOAT3D( -0.208847f, -0.404615f, -0.890320f),
FLOAT3D( 0.000000f, -0.555570f, -0.831470f),
FLOAT3D( 0.000000f, -0.382683f, -0.923880f),
FLOAT3D( -0.198757f, -0.198757f, -0.959683f),
FLOAT3D( 0.000000f, -0.195090f, -0.980785f),
FLOAT3D( 0.198757f, -0.959683f, -0.198757f),
FLOAT3D( 0.404615f, -0.890320f, -0.208847f),
FLOAT3D( 0.577350f, -0.788675f, -0.211325f),
FLOAT3D( 0.408248f, -0.816497f, -0.408248f),
FLOAT3D( 0.208847f, -0.890320f, -0.404615f),
FLOAT3D( 0.211325f, -0.788675f, -0.577350f),
FLOAT3D( 0.788675f, -0.577350f, -0.211325f),
FLOAT3D( 0.890320f, -0.404615f, -0.208847f),
FLOAT3D( 0.816497f, -0.408248f, -0.408248f),
FLOAT3D( 0.959683f, -0.198757f, -0.198757f),
FLOAT3D( 0.890320f, -0.208847f, -0.404615f),
FLOAT3D( 0.788675f, -0.211325f, -0.577350f),
FLOAT3D( 0.211325f, -0.577350f, -0.788675f),
FLOAT3D( 0.426401f, -0.639602f, -0.639602f),
FLOAT3D( 0.408248f, -0.408248f, -0.816497f),
FLOAT3D( 0.639602f, -0.639602f, -0.426401f),
FLOAT3D( 0.639602f, -0.426401f, -0.639602f),
FLOAT3D( 0.577350f, -0.211325f, -0.788675f),
FLOAT3D( 0.208847f, -0.404615f, -0.890320f),
FLOAT3D( 0.404615f, -0.208847f, -0.890320f),
FLOAT3D( 0.198757f, -0.198757f, -0.959683f),
};
/* Find nearest Gouraud normal for a vector. */
INDEX GouraudNormal( const FLOAT3D &vNormal)
{
INDEX i, besti;
FLOAT p, bestp;
// find the Gouraud normal that makes smallest dot product with given vector
besti = 0;
bestp = 0.0f;
for( i=0; i<MAX_GOURAUDNORMALS; i++) {
p = avGouraudNormals[i] % vNormal;
if( p>bestp) {
bestp = p;
besti = i;
}
}
return besti;
}