Igor Skochinsky
/
DOGLCDDemo
A demo program for DOGL-128 LCD module. Based on Mike Sheldon's 3D Tie Fighter demo.
Diff: Graphics/TrimeshObject.cpp
- Revision:
- 0:2a5dccfd318f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Graphics/TrimeshObject.cpp Thu Jan 14 00:49:39 2010 +0000 @@ -0,0 +1,59 @@ +/* + * libmbed-graphics 2D and wireframe 3D graphics library for the MBED + * microcontroller platform + * Copyright (C) <2009> Michael Sheldon <mike@mikeasoft.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "TrimeshObject.h" + +TrimeshObject::TrimeshObject(int vertices[][3], int faces[][3], int num_faces) + : Object3D::Object3D() { + _vertices = vertices; + _faces = faces; + _num_faces = num_faces; +} + +void TrimeshObject::render(Graphics &g) { + int face, fv0, fv1, fv2; + int *v0, *v1, *v2; + int x[3], y[3], z[3]; + for (face = 0; face < _num_faces; face++) { + fv0 = _faces[face][0]; + fv1 = _faces[face][1]; + fv2 = _faces[face][2]; + v0 = _vertices[fv0]; + v1 = _vertices[fv1]; + v2 = _vertices[fv2]; + + x[0] = v0[0]; x[1] = v1[0]; x[2] = v2[0]; + y[0] = v0[1]; y[1] = v1[1]; y[2] = v2[1]; + z[0] = v0[2]; z[1] = v1[2]; z[2] = v2[2]; + rotate3d(x, y, z, _rx, _ry, _rz, 3); + + for ( int i=0; i < 3; i++ ) + { + x[i] += _x; + y[i] += _y; + z[i] += _z; + } + + g.line3d(x[0], y[0], z[0], x[1], y[1], z[1], _colour); + g.line3d(x[1], y[1], z[1], x[2], y[2], z[2], _colour); + g.line3d(x[2], y[2], z[2], x[0], y[0], z[0], _colour); + } +} \ No newline at end of file