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Diffstat (limited to 'apps/recorder/cube.c')
| -rw-r--r-- | apps/recorder/cube.c | 353 |
1 files changed, 0 insertions, 353 deletions
diff --git a/apps/recorder/cube.c b/apps/recorder/cube.c deleted file mode 100644 index ad3af91c87..0000000000 --- a/apps/recorder/cube.c +++ /dev/null @@ -1,353 +0,0 @@ -/*************************************************************************** -* __________ __ ___. -* Open \______ \ ____ ____ | | _\_ |__ _______ ___ -* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / -* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < -* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ -* \/ \/ \/ \/ \/ -* $Id$ -* -* Copyright (C) 2002 Damien Teney -* modified to use int instead of float math by Andreas Zwirtes -* -* All files in this archive are subject to the GNU General Public License. -* See the file COPYING in the source tree root for full license agreement. -* -* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY -* KIND, either express or implied. -* -****************************************************************************/ - -#include "config.h" -#include "options.h" - -#ifdef USE_DEMOS - -#include <stdlib.h> -#include "lcd.h" -#include "config.h" -#include "kernel.h" -#include "menu.h" -#include "button.h" -#include "sprintf.h" -#include "screens.h" -#include "font.h" - -/* Loops that the values are displayed */ -#define DISP_TIME 30 - -struct point_3D { - long x, y, z; -}; - -struct point_2D { - long x, y; -}; - -static struct point_3D sommet[8]; -static struct point_3D point3D[8]; -static struct point_2D point2D[8]; - -static long matrice[3][3]; - -static int nb_points = 8; - -static int x_off = 56; -static int y_off = 95; -static int z_off = 600; - -/* Precalculated sine and cosine * 10000 (four digit fixed point math) */ -static int sin_table[91] = -{ - 0, 174, 348, 523, 697, - 871,1045,1218,1391,1564, - 1736,1908,2079,2249,2419, - 2588,2756,2923,3090,3255, - 3420,3583,3746,3907,4067, - 4226,4383,4539,4694,4848, - 5000,5150,5299,5446,5591, - 5735,5877,6018,6156,6293, - 6427,6560,6691,6819,6946, - 7071,7193,7313,7431,7547, - 7660,7771,7880,7986,8090, - 8191,8290,8386,8480,8571, - 8660,8746,8829,8910,8987, - 9063,9135,9205,9271,9335, - 9396,9455,9510,9563,9612, - 9659,9702,9743,9781,9816, - 9848,9876,9902,9925,9945, - 9961,9975,9986,9993,9998, - 10000 -}; - -static long sin(int val) -{ - /* Speed improvement through sukzessive lookup */ - if (val<181) - { - if (val<91) - { - /* phase 0-90 degree */ - return (long)sin_table[val]; - } - else - { - /* phase 91-180 degree */ - return (long)sin_table[180-val]; - } - } - else - { - if (val<271) - { - /* phase 181-270 degree */ - return (-1L)*(long)sin_table[val-180]; - } - else - { - /* phase 270-359 degree */ - return (-1L)*(long)sin_table[360-val]; - } - } - return 0; -} - -static long cos(int val) -{ - /* Speed improvement through sukzessive lookup */ - if (val<181) - { - if (val<91) - { - /* phase 0-90 degree */ - return (long)sin_table[90-val]; - } - else - { - /* phase 91-180 degree */ - return (-1L)*(long)sin_table[val-90]; - } - } - else - { - if (val<271) - { - /* phase 181-270 degree */ - return (-1L)*(long)sin_table[270-val]; - } - else - { - /* phase 270-359 degree */ - return (long)sin_table[val-270]; - } - } - return 0; -} - - -static void cube_rotate(int xa, int ya, int za) -{ - int i; - - /* Just to prevent unnecessary lookups */ - long sxa,cxa,sya,cya,sza,cza; - sxa=sin(xa); - cxa=cos(xa); - sya=sin(ya); - cya=cos(ya); - sza=sin(za); - cza=cos(za); - - /* calculate overall translation matrix */ - matrice[0][0] = cza*cya/10000L; - matrice[1][0] = sza*cya/10000L; - matrice[2][0] = -sya; - - matrice[0][1] = cza*sya/10000L*sxa/10000L - sza*cxa/10000L; - matrice[1][1] = sza*sya/10000L*sxa/10000L + cxa*cza/10000L; - matrice[2][1] = sxa*cya/10000L; - - matrice[0][2] = cza*sya/10000L*cxa/10000L + sza*sxa/10000L; - matrice[1][2] = sza*sya/10000L*cxa/10000L - cza*sxa/10000L; - matrice[2][2] = cxa*cya/10000L; - - /* apply translation matrix to all points */ - for(i=0;i<nb_points;i++) - { - point3D[i].x = matrice[0][0]*sommet[i].x + matrice[1][0]*sommet[i].y - + matrice[2][0]*sommet[i].z; - - point3D[i].y = matrice[0][1]*sommet[i].x + matrice[1][1]*sommet[i].y - + matrice[2][1]*sommet[i].z; - - point3D[i].z = matrice[0][2]*sommet[i].x + matrice[1][2]*sommet[i].y - + matrice[2][2]*sommet[i].z; - } -} - -static void cube_viewport(void) -{ - int i; - - /* Do viewport transformation for all points */ - for(i=0;i<nb_points;i++) - { - point2D[i].x=(((point3D[i].x)<<8)/10000L)/ - (point3D[i].z/10000L+z_off)+x_off; - point2D[i].y=(((point3D[i].y)<<8)/10000L)/ - (point3D[i].z/10000L+z_off)+y_off; - } -} - -static void cube_init(void) -{ - /* Original 3D-position of cube's corners */ - sommet[0].x = -40; sommet[0].y = -40; sommet[0].z = -40; - sommet[1].x = 40; sommet[1].y = -40; sommet[1].z = -40; - sommet[2].x = 40; sommet[2].y = 40; sommet[2].z = -40; - sommet[3].x = -40; sommet[3].y = 40; sommet[3].z = -40; - sommet[4].x = 40; sommet[4].y = -40; sommet[4].z = 40; - sommet[5].x = -40; sommet[5].y = -40; sommet[5].z = 40; - sommet[6].x = -40; sommet[6].y = 40; sommet[6].z = 40; - sommet[7].x = 40; sommet[7].y = 40; sommet[7].z = 40; -} - -static void line(int a, int b) -{ - lcd_drawline(point2D[a].x, point2D[a].y, point2D[b].x, point2D[b].y); -} - -static void cube_draw(void) -{ - /* Draws front face */ - line(0,1); line(1,2); - line(2,3); line(3,0); - - /* Draws rear face */ - line(4,5); line(5,6); - line(6,7); line(7,4); - - /* Draws the other edges */ - line(0,5); - line(1,4); - line(2,7); - line(3,6); -} - -bool cube(void) -{ - int t_disp=0; - char buffer[30]; - - int xa=0; - int ya=0; - int za=0; - int xs=1; - int ys=3; - int zs=1; - bool highspeed=0; - bool exit=0; - - lcd_setfont(FONT_SYSFIXED); - - cube_init(); - - while(!exit) - { - if (!highspeed) - sleep(4); - - lcd_clear_display(); - cube_rotate(xa,ya,za); - cube_viewport(); - cube_draw(); - if (t_disp>0) - { - t_disp--; - snprintf(buffer, 30, "x:%d y:%d z:%d h:%d",xs,ys,zs,highspeed); - lcd_putsxy(0, 56, buffer); - } - lcd_update(); - - xa+=xs; - if (xa>359) - xa-=360; - if (xa<0) - xa+=360; - ya+=ys; - if (ya>359) - ya-=360; - if (ya<0) - ya+=360; - za+=zs; - if (za>359) - za-=360; - if (za<0) - za+=360; - - switch(button_get(false)) - { - case BUTTON_RIGHT: - xs+=1; - if (xs>10) - xs=10; - t_disp=DISP_TIME; - break; - case BUTTON_LEFT: - xs-=1; - if (xs<-10) - xs=-10; - t_disp=DISP_TIME; - break; - case BUTTON_UP: - ys+=1; - if (ys>10) - ys=10; - t_disp=DISP_TIME; - break; - case BUTTON_DOWN: - ys-=1; - if (ys<-10) - ys=-10; - t_disp=DISP_TIME; - break; - case BUTTON_F2: - zs+=1; - if (zs>10) - zs=10; - t_disp=DISP_TIME; - break; - case BUTTON_F1: - zs-=1; - if (zs<-10) - zs=-10; - t_disp=DISP_TIME; - break; - case BUTTON_PLAY: - highspeed=!highspeed; - t_disp=DISP_TIME; - break; - case BUTTON_OFF|BUTTON_REL: - exit=1; - break; - - case SYS_USB_CONNECTED: - usb_screen(); - lcd_setfont(FONT_UI); - return true; - } - } - - lcd_setfont(FONT_UI); - - return false; -} - -#endif /* USE_DEMOS */ - -/* ----------------------------------------------------------------- - * vim: et sw=4 ts=8 sts=4 tw=78 - */ - - - |