minetest/src/mesh.h

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/*
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Minetest
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Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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.
*/
#ifndef MESH_HEADER
#define MESH_HEADER
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#include "irrlichttypes_extrabloated.h"
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#include "nodedef.h"
/*
Create a new cube mesh.
Vertices are at (+-scale.X/2, +-scale.Y/2, +-scale.Z/2).
The resulting mesh has 6 materials (up, down, right, left, back, front)
which must be defined by the caller.
*/
scene::IAnimatedMesh* createCubeMesh(v3f scale);
/*
Multiplies each vertex coordinate by the specified scaling factors
(componentwise vector multiplication).
*/
void scaleMesh(scene::IMesh *mesh, v3f scale);
/*
Translate each vertex coordinate by the specified vector.
*/
void translateMesh(scene::IMesh *mesh, v3f vec);
/*
Set a constant color for all vertices in the mesh
*/
void setMeshColor(scene::IMesh *mesh, const video::SColor &color);
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/*
Shade mesh faces according to their normals
*/
void shadeMeshFaces(scene::IMesh *mesh);
/*
Set the color of all vertices in the mesh.
For each vertex, determine the largest absolute entry in
the normal vector, and choose one of colorX, colorY or
colorZ accordingly.
*/
void setMeshColorByNormalXYZ(scene::IMesh *mesh,
const video::SColor &colorX,
const video::SColor &colorY,
const video::SColor &colorZ);
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/*
Rotate the mesh by 6d facedir value.
Method only for meshnodes, not suitable for entities.
*/
void rotateMeshBy6dFacedir(scene::IMesh *mesh, int facedir);
/*
Rotate the mesh around the axis and given angle in degrees.
*/
void rotateMeshXYby (scene::IMesh *mesh, f64 degrees);
void rotateMeshXZby (scene::IMesh *mesh, f64 degrees);
void rotateMeshYZby (scene::IMesh *mesh, f64 degrees);
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/*
Clone the mesh.
*/
scene::IMesh* cloneMesh(scene::IMesh *src_mesh);
/*
Convert nodebox drawtype node to mesh.
*/
scene::IMesh* convertNodeboxNodeToMesh(ContentFeatures *f);
/*
Update bounding box for a mesh.
*/
void recalculateBoundingBox(scene::IMesh *src_mesh);
/*
Vertex cache optimization according to the Forsyth paper:
http://home.comcast.net/~tom_forsyth/papers/fast_vert_cache_opt.html
Ported from irrlicht 1.8
*/
scene::IMesh* createForsythOptimizedMesh(const scene::IMesh *mesh);
#endif