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rockbox/apps/plugins/cube.c
Daniel Stenberg 2acc0ac542 Updated our source code header to explicitly mention that we are GPL v2 or 
later. We still need to hunt down snippets used that are not. 1324 modified
files...
http://www.rockbox.org/mail/archive/rockbox-dev-archive-2008-06/0060.shtml


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17847 a1c6a512-1295-4272-9138-f99709370657
2008-06-28 18:10:04 +00:00

885 lines
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Damien Teney
* modified to use int instead of float math by Andreas Zwirtes
* heavily extended by Jens Arnold
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "plugin.h"
#include "grey.h"
#include "playergfx.h"
#include "xlcd.h"
#include "fixedpoint.h"
PLUGIN_HEADER
/* Loops that the values are displayed */
#define DISP_TIME 30
/* variable button definitions */
#if CONFIG_KEYPAD == RECORDER_PAD
#define CUBE_QUIT BUTTON_OFF
#define CUBE_X_INC BUTTON_RIGHT
#define CUBE_X_DEC BUTTON_LEFT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC BUTTON_F2
#define CUBE_Z_DEC BUTTON_F1
#define CUBE_MODE BUTTON_F3
#define CUBE_PAUSE BUTTON_PLAY
#define CUBE_HIGHSPEED BUTTON_ON
#elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
#define CUBE_QUIT BUTTON_OFF
#define CUBE_X_INC BUTTON_RIGHT
#define CUBE_X_DEC BUTTON_LEFT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC BUTTON_F2
#define CUBE_Z_DEC BUTTON_F1
#define CUBE_MODE BUTTON_F3
#define CUBE_PAUSE BUTTON_SELECT
#define CUBE_HIGHSPEED BUTTON_ON
#elif CONFIG_KEYPAD == PLAYER_PAD
#define CUBE_QUIT BUTTON_STOP
#define CUBE_X_INC BUTTON_RIGHT
#define CUBE_X_DEC BUTTON_LEFT
#define CUBE_Y_INC (BUTTON_ON | BUTTON_RIGHT)
#define CUBE_Y_DEC (BUTTON_ON | BUTTON_LEFT)
#define CUBE_Z_INC (BUTTON_MENU | BUTTON_RIGHT)
#define CUBE_Z_DEC (BUTTON_MENU | BUTTON_LEFT)
#define CUBE_MODE_PRE BUTTON_MENU
#define CUBE_MODE (BUTTON_MENU | BUTTON_REL)
#define CUBE_PAUSE BUTTON_PLAY
#define CUBE_HIGHSPEED_PRE BUTTON_ON
#define CUBE_HIGHSPEED (BUTTON_ON | BUTTON_REL)
#elif CONFIG_KEYPAD == ONDIO_PAD
#define CUBE_QUIT BUTTON_OFF
#define CUBE_X_INC BUTTON_RIGHT
#define CUBE_X_DEC BUTTON_LEFT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC (BUTTON_MENU | BUTTON_UP)
#define CUBE_Z_DEC (BUTTON_MENU | BUTTON_DOWN)
#define CUBE_MODE_PRE BUTTON_MENU
#define CUBE_MODE (BUTTON_MENU | BUTTON_REL)
#define CUBE_PAUSE (BUTTON_MENU | BUTTON_LEFT)
#define CUBE_HIGHSPEED (BUTTON_MENU | BUTTON_RIGHT)
#elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
(CONFIG_KEYPAD == IRIVER_H300_PAD)
#define CUBE_QUIT BUTTON_OFF
#define CUBE_X_INC BUTTON_RIGHT
#define CUBE_X_DEC BUTTON_LEFT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC (BUTTON_ON | BUTTON_UP)
#define CUBE_Z_DEC (BUTTON_ON | BUTTON_DOWN)
#define CUBE_MODE BUTTON_MODE
#define CUBE_PAUSE_PRE BUTTON_ON
#define CUBE_PAUSE (BUTTON_ON | BUTTON_REL)
#define CUBE_HIGHSPEED BUTTON_SELECT
#define CUBE_RC_QUIT BUTTON_RC_STOP
#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || \
(CONFIG_KEYPAD == IPOD_3G_PAD) || \
(CONFIG_KEYPAD == IPOD_1G2G_PAD)
#define CUBE_QUIT BUTTON_MENU
#define CUBE_X_INC BUTTON_RIGHT
#define CUBE_X_DEC BUTTON_LEFT
#define CUBE_Y_INC BUTTON_SCROLL_FWD
#define CUBE_Y_DEC BUTTON_SCROLL_BACK
#define CUBE_Z_INC (BUTTON_SELECT | BUTTON_RIGHT)
#define CUBE_Z_DEC (BUTTON_SELECT | BUTTON_LEFT)
#define CUBE_MODE (BUTTON_SELECT | BUTTON_MENU)
#define CUBE_PAUSE_PRE BUTTON_PLAY
#define CUBE_PAUSE (BUTTON_PLAY | BUTTON_REL)
#define CUBE_HIGHSPEED (BUTTON_SELECT | BUTTON_PLAY)
#elif CONFIG_KEYPAD == IRIVER_IFP7XX_PAD
#define CUBE_QUIT BUTTON_PLAY
#define CUBE_X_INC BUTTON_RIGHT
#define CUBE_X_DEC BUTTON_LEFT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC BUTTON_MODE
#define CUBE_Z_DEC BUTTON_EQ
#define CUBE_MODE (BUTTON_SELECT | BUTTON_REPEAT)
#define CUBE_PAUSE (BUTTON_SELECT | BUTTON_REL)
#define CUBE_HIGHSPEED (BUTTON_MODE | BUTTON_EQ) /* TODO: this is impossible */
#elif (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
#define CUBE_QUIT BUTTON_POWER
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC (BUTTON_PLAY | BUTTON_UP)
#define CUBE_Z_DEC (BUTTON_PLAY | BUTTON_DOWN)
#define CUBE_MODE BUTTON_SELECT
#define CUBE_PAUSE_PRE BUTTON_PLAY
#define CUBE_PAUSE (BUTTON_PLAY | BUTTON_REL)
#define CUBE_HIGHSPEED (BUTTON_REC | BUTTON_REL)
#elif (CONFIG_KEYPAD == GIGABEAT_PAD)
#define CUBE_QUIT BUTTON_POWER
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC BUTTON_VOL_UP
#define CUBE_Z_DEC BUTTON_VOL_DOWN
#define CUBE_MODE BUTTON_MENU
#define CUBE_PAUSE BUTTON_SELECT
#define CUBE_HIGHSPEED BUTTON_A
#elif (CONFIG_KEYPAD == SANSA_E200_PAD)
#define CUBE_QUIT BUTTON_POWER
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_SCROLL_FWD
#define CUBE_Y_DEC BUTTON_SCROLL_BACK
#define CUBE_Z_INC BUTTON_UP
#define CUBE_Z_DEC BUTTON_DOWN
#define CUBE_MODE_PRE BUTTON_SELECT
#define CUBE_MODE (BUTTON_SELECT|BUTTON_REPEAT)
#define CUBE_PAUSE_PRE BUTTON_SELECT
#define CUBE_PAUSE (BUTTON_SELECT|BUTTON_REL)
#define CUBE_HIGHSPEED BUTTON_REC
#elif (CONFIG_KEYPAD == SANSA_C200_PAD)
#define CUBE_QUIT BUTTON_POWER
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_VOL_UP
#define CUBE_Y_DEC BUTTON_VOL_DOWN
#define CUBE_Z_INC BUTTON_UP
#define CUBE_Z_DEC BUTTON_DOWN
#define CUBE_MODE_PRE BUTTON_SELECT
#define CUBE_MODE (BUTTON_SELECT|BUTTON_REPEAT)
#define CUBE_PAUSE_PRE BUTTON_SELECT
#define CUBE_PAUSE (BUTTON_SELECT|BUTTON_REL)
#define CUBE_HIGHSPEED BUTTON_REC
#elif (CONFIG_KEYPAD == IRIVER_H10_PAD)
#define CUBE_QUIT BUTTON_POWER
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_SCROLL_UP
#define CUBE_Y_DEC BUTTON_SCROLL_DOWN
#define CUBE_Z_INC (BUTTON_PLAY | BUTTON_SCROLL_UP)
#define CUBE_Z_DEC (BUTTON_PLAY | BUTTON_SCROLL_DOWN)
#define CUBE_MODE BUTTON_REW
#define CUBE_PAUSE_PRE BUTTON_PLAY
#define CUBE_PAUSE (BUTTON_PLAY | BUTTON_REL)
#define CUBE_HIGHSPEED (BUTTON_FF | BUTTON_REL)
#elif CONFIG_KEYPAD == MROBE500_PAD
#define CUBE_QUIT BUTTON_POWER
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_RC_PLAY
#define CUBE_Y_DEC BUTTON_RC_DOWN
#define CUBE_Z_INC BUTTON_RC_VOL_UP
#define CUBE_Z_DEC BUTTON_RC_VOL_DOWN
#define CUBE_MODE BUTTON_RC_MODE
#define CUBE_PAUSE_PRE BUTTON_RC_HEART
#define CUBE_PAUSE (BUTTON_RC_HEART | BUTTON_REL)
#define CUBE_HIGHSPEED BUTTON_RC_HEART
#elif CONFIG_KEYPAD == GIGABEAT_S_PAD
#define CUBE_QUIT BUTTON_BACK
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC BUTTON_VOL_UP
#define CUBE_Z_DEC BUTTON_VOL_DOWN
#define CUBE_MODE BUTTON_PREV
#define CUBE_PAUSE_PRE BUTTON_PLAY
#define CUBE_PAUSE (BUTTON_PLAY | BUTTON_REL)
#define CUBE_HIGHSPEED (BUTTON_NEXT | BUTTON_REL)
#elif (CONFIG_KEYPAD == MROBE100_PAD)
#define CUBE_QUIT BUTTON_POWER
#define CUBE_X_INC BUTTON_LEFT
#define CUBE_X_DEC BUTTON_RIGHT
#define CUBE_Y_INC BUTTON_UP
#define CUBE_Y_DEC BUTTON_DOWN
#define CUBE_Z_INC (BUTTON_DISPLAY | BUTTON_UP)
#define CUBE_Z_DEC (BUTTON_DISPLAY | BUTTON_DOWN)
#define CUBE_MODE BUTTON_MENU
#define CUBE_PAUSE BUTTON_PLAY
#define CUBE_HIGHSPEED BUTTON_SELECT
#elif (CONFIG_KEYPAD == IAUDIO_M3_PAD)
#define CUBE_QUIT BUTTON_RC_REC
#define CUBE_X_INC BUTTON_RC_FF
#define CUBE_X_DEC BUTTON_RC_REW
#define CUBE_Y_INC BUTTON_RC_VOL_UP
#define CUBE_Y_DEC BUTTON_RC_VOL_DOWN
#define CUBE_Z_INC BUTTON_VOL_UP /* FIXME: quick hack */
#define CUBE_Z_DEC BUTTON_VOL_DOWN
#define CUBE_MODE BUTTON_RC_MODE
#define CUBE_PAUSE BUTTON_RC_PLAY
#define CUBE_HIGHSPEED BUTTON_RC_MENU
#elif CONFIG_KEYPAD == COWOND2_PAD
#define CUBE_QUIT BUTTON_POWER
#else
#error No keymap defined!
#endif
#ifdef HAVE_TOUCHPAD
// not enough touchfields, so CUBE_QUIT have to be
// mapped to a real button
//ifndef CUBE_QUIT
//#define CUBE_QUIT BUTTON_TOPLEFT
//#endif
#ifndef CUBE_X_INC
#define CUBE_X_INC BUTTON_MIDRIGHT
#endif
#ifndef CUBE_X_DEC
#define CUBE_X_DEC BUTTON_MIDLEFT
#endif
#ifndef CUBE_Y_INC
#define CUBE_Y_INC BUTTON_TOPMIDDLE
#endif
#ifndef CUBE_Y_DEC
#define CUBE_Y_DEC BUTTON_BOTTOMMIDDLE
#endif
#ifndef CUBE_Z_INC
#define CUBE_Z_INC BUTTON_BOTTOMRIGHT
#endif
#ifndef CUBE_Z_DEC
#define CUBE_Z_DEC BUTTON_BOTTOMLEFT
#endif
#ifndef CUBE_MODE
#define CUBE_MODE BUTTON_TOPRIGHT
#endif
#ifndef CUBE_PAUSE
#define CUBE_PAUSE (BUTTON_CENTER | BUTTON_REL)
#endif
#ifndef CUBE_HIGHSPEED
#define CUBE_HIGHSPEED BUTTON_TOPLEFT
#endif
#endif
#ifdef HAVE_LCD_BITMAP
#define DIST (10 * MIN(LCD_HEIGHT, LCD_WIDTH) / 16)
static int x_off = LCD_WIDTH/2;
static int y_off = LCD_HEIGHT/2;
#if LCD_DEPTH == 1
#define USE_GSLIB
GREY_INFO_STRUCT
struct my_lcd {
void (*update)(void);
void (*clear_display)(void);
void (*drawline)(int x1, int y1, int x2, int y2);
void (*putsxy)(int x, int y, const unsigned char *string);
};
static struct my_lcd greyfuncs = {
grey_update, grey_clear_display, grey_drawline, grey_putsxy
};
static struct my_lcd lcdfuncs; /* initialised at runtime */
static struct my_lcd *mylcd = &greyfuncs;
#define MYLCD(fn) mylcd->fn
#define MY_FILLTRIANGLE(x1, y1, x2, y2, x3, y3) grey_filltriangle(x1, y1, x2, y2, x3, y3)
#define MY_SET_FOREGROUND(fg) grey_set_foreground(fg)
#define MY_GET_FOREGROUND() grey_get_foreground()
#else
#define MYLCD(fn) rb->lcd_ ## fn
#define MY_FILLTRIANGLE(x1, y1, x2, y2, x3, y3) xlcd_filltriangle(x1, y1, x2, y2, x3, y3)
#define MY_SET_FOREGROUND(fg) rb->lcd_set_foreground(fg)
#define MY_GET_FOREGROUND() rb->lcd_get_foreground()
#endif
#if CONFIG_LCD == LCD_SSD1815
#define ASPECT 320 /* = 1.25 (fixed point 24.8) */
#else
#define ASPECT 256 /* = 1.00 */
#endif
#else /* !LCD_BITMAP */
#define MYLCD(fn) pgfx_ ## fn
#define DIST 9
static int x_off = 10;
static int y_off = 7;
#define ASPECT 300 /* = 1.175 */
#endif /* !LCD_BITMAP */
struct point_3D {
long x, y, z;
};
struct point_2D {
long x, y;
};
struct line {
int start, end;
};
struct face {
int corner[4];
int line[4];
};
/* initial, unrotated cube corners */
static const struct point_3D sommet[8] =
{
{-DIST, -DIST, -DIST},
{ DIST, -DIST, -DIST},
{ DIST, DIST, -DIST},
{-DIST, DIST, -DIST},
{-DIST, -DIST, DIST},
{ DIST, -DIST, DIST},
{ DIST, DIST, DIST},
{-DIST, DIST, DIST}
};
/* The 12 lines forming the edges */
static const struct line lines[12] =
{
{0, 1}, {1, 2}, {2, 3}, {3, 0},
{4, 7}, {7, 6}, {6, 5}, {5, 4},
{0, 4}, {1, 5}, {2, 6}, {3, 7}
};
static bool lines_drawn[12];
/* The 6 faces of the cube; points are in clockwise order when viewed
from the outside */
static const struct face faces[6] =
{
{{0, 1, 2, 3}, {0, 1, 2, 3}},
{{4, 7, 6, 5}, {4, 5, 6, 7}},
{{0, 4, 5, 1}, {8, 7, 9, 0}},
{{2, 6, 7, 3}, {10, 5, 11, 2}},
{{0, 3, 7, 4}, {3, 11, 4, 8}},
{{1, 5, 6, 2}, {9, 6, 10, 1}}
};
#if LCD_DEPTH > 1 || defined(USE_GSLIB)
static const unsigned face_colors[6] =
{
#ifdef HAVE_LCD_COLOR
LCD_RGBPACK(255, 0, 0), LCD_RGBPACK(255, 0, 0), LCD_RGBPACK(0, 255, 0),
LCD_RGBPACK(0, 255, 0), LCD_RGBPACK(0, 0, 255), LCD_RGBPACK(0, 0, 255)
#elif defined(USE_GSLIB)
#ifdef MROBE_100
GREY_LIGHTGRAY, GREY_LIGHTGRAY, GREY_DARKGRAY,
GREY_DARKGRAY, GREY_WHITE, GREY_WHITE
#else
GREY_LIGHTGRAY, GREY_LIGHTGRAY, GREY_DARKGRAY,
GREY_DARKGRAY, GREY_BLACK, GREY_BLACK
#endif
#else
LCD_LIGHTGRAY, LCD_LIGHTGRAY, LCD_DARKGRAY,
LCD_DARKGRAY, LCD_BLACK, LCD_BLACK
#endif
};
#endif
enum {
#if LCD_DEPTH > 1 || defined(USE_GSLIB)
SOLID,
#endif
HIDDEN_LINES,
WIREFRAME,
NUM_MODES
};
static int mode = 0;
static struct point_3D point3D[8];
static struct point_2D point2D[8];
static long matrice[3][3];
static const int nb_points = 8;
static long z_off = 600;
static const struct plugin_api* rb;
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_int(xa);
cxa = cos_int(xa);
sya = sin_int(ya);
cya = cos_int(ya);
sza = sin_int(za);
cza = cos_int(za);
/* calculate overall translation matrix */
matrice[0][0] = (cza * cya) >> 14;
matrice[1][0] = (sza * cya) >> 14;
matrice[2][0] = -sya;
matrice[0][1] = (((cza * sya) >> 14) * sxa - sza * cxa) >> 14;
matrice[1][1] = (((sza * sya) >> 14) * sxa + cxa * cza) >> 14;
matrice[2][1] = (sxa * cya) >> 14;
matrice[0][2] = (((cza * sya) >> 14) * cxa + sza * sxa) >> 14;
matrice[1][2] = (((sza * sya) >> 14) * cxa - cza * sxa) >> 14;
matrice[2][2] = (cxa * cya) >> 14;
/* 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++)
{
#if ASPECT != 256
point2D[i].x = (point3D[i].x * ASPECT) / (point3D[i].z + (z_off << 14))
+ x_off;
#else
point2D[i].x = (point3D[i].x << 8) / (point3D[i].z + (z_off << 14))
+ x_off;
#endif
point2D[i].y = (point3D[i].y << 8) / (point3D[i].z + (z_off << 14))
+ y_off;
}
}
static void cube_draw(void)
{
int i, j, line;
#if LCD_DEPTH > 1 || defined(USE_GSLIB)
unsigned old_foreground;
#endif
switch (mode)
{
#if LCD_DEPTH > 1 || defined(USE_GSLIB)
case SOLID:
old_foreground = MY_GET_FOREGROUND();
for (i = 0; i < 6; i++)
{
/* backface culling; if the shape winds counter-clockwise, we are
* looking at the backface, and the (simplified) cross product
* is < 0. Do not draw it. */
if (0 >= (point2D[faces[i].corner[1]].x - point2D[faces[i].corner[0]].x)
* (point2D[faces[i].corner[2]].y - point2D[faces[i].corner[1]].y)
- (point2D[faces[i].corner[1]].y - point2D[faces[i].corner[0]].y)
* (point2D[faces[i].corner[2]].x - point2D[faces[i].corner[1]].x))
continue;
MY_SET_FOREGROUND(face_colors[i]);
MY_FILLTRIANGLE(point2D[faces[i].corner[0]].x,
point2D[faces[i].corner[0]].y,
point2D[faces[i].corner[1]].x,
point2D[faces[i].corner[1]].y,
point2D[faces[i].corner[2]].x,
point2D[faces[i].corner[2]].y);
MY_FILLTRIANGLE(point2D[faces[i].corner[0]].x,
point2D[faces[i].corner[0]].y,
point2D[faces[i].corner[2]].x,
point2D[faces[i].corner[2]].y,
point2D[faces[i].corner[3]].x,
point2D[faces[i].corner[3]].y);
}
MY_SET_FOREGROUND(old_foreground);
break;
#endif /* (LCD_DEPTH > 1) || GSLIB */
case HIDDEN_LINES:
rb->memset(lines_drawn, 0, sizeof(lines_drawn));
for (i = 0; i < 6; i++)
{
/* backface culling; if the shape winds counter-clockwise, we are
* looking at the backface, and the (simplified) cross product
* is < 0. Do not draw it. */
if (0 >= (point2D[faces[i].corner[1]].x - point2D[faces[i].corner[0]].x)
* (point2D[faces[i].corner[2]].y - point2D[faces[i].corner[1]].y)
- (point2D[faces[i].corner[1]].y - point2D[faces[i].corner[0]].y)
* (point2D[faces[i].corner[2]].x - point2D[faces[i].corner[1]].x))
continue;
for (j = 0; j < 4; j++)
{
line = faces[i].line[j];
if (!lines_drawn[line])
{
lines_drawn[line] = true;
MYLCD(drawline)(point2D[lines[line].start].x,
point2D[lines[line].start].y,
point2D[lines[line].end].x,
point2D[lines[line].end].y);
}
}
}
break;
case WIREFRAME:
for (i = 0; i < 12; i++)
MYLCD(drawline)(point2D[lines[i].start].x,
point2D[lines[i].start].y,
point2D[lines[i].end].x,
point2D[lines[i].end].y);
break;
}
}
void cleanup(void *parameter)
{
(void)parameter;
#ifdef USE_GSLIB
grey_release();
#elif defined HAVE_LCD_CHARCELLS
pgfx_release();
#endif
}
enum plugin_status plugin_start(const struct plugin_api* api, const void* parameter)
{
char buffer[30];
int t_disp = 0;
#ifdef USE_GSLIB
unsigned char *gbuf;
size_t gbuf_size = 0;
bool mode_switch = true;
#endif
int button;
int lastbutton = BUTTON_NONE;
int xa = 0;
int ya = 0;
int za = 0;
int xs = 1;
int ys = 3;
int zs = 1;
bool highspeed = false;
bool paused = false;
bool redraw = true;
bool exit = false;
(void)(parameter);
rb = api;
#ifdef HAVE_LCD_BITMAP
#if LCD_DEPTH > 1
xlcd_init(rb);
#elif defined(USE_GSLIB)
gbuf = (unsigned char *)rb->plugin_get_buffer(&gbuf_size);
if (!grey_init(rb, gbuf, gbuf_size, GREY_BUFFERED,
LCD_WIDTH, LCD_HEIGHT, NULL))
{
rb->splash(HZ, "Couldn't init greyscale display");
return PLUGIN_ERROR;
}
/* init lcd_ function pointers */
lcdfuncs.update = rb->lcd_update;
lcdfuncs.clear_display = rb->lcd_clear_display;
lcdfuncs.drawline = rb->lcd_drawline;
lcdfuncs.putsxy = rb->lcd_putsxy;
#ifdef MROBE_100
grey_set_background(GREY_BLACK);
#endif
grey_setfont(FONT_SYSFIXED);
#endif
rb->lcd_setfont(FONT_SYSFIXED);
#else /* LCD_CHARCELLS */
if (!pgfx_init(rb, 4, 2))
{
rb->splash(HZ*2, "Old LCD :(");
return PLUGIN_OK;
}
pgfx_display(3, 0);
#endif
while(!exit)
{
if (highspeed)
rb->yield();
else
rb->sleep(4);
if (redraw)
{
MYLCD(clear_display)();
cube_rotate(xa, ya, za);
cube_viewport();
cube_draw();
redraw = false;
}
#ifdef HAVE_LCD_BITMAP
if (t_disp > 0)
{
t_disp--;
rb->snprintf(buffer, sizeof(buffer), "x:%d y:%d z:%d h:%d",
xs, ys, zs, highspeed);
MYLCD(putsxy)(0, LCD_HEIGHT-8, buffer);
if (t_disp == 0)
redraw = true;
}
#else
if (t_disp > 0)
{
if (t_disp == DISP_TIME)
{
rb->snprintf(buffer, sizeof(buffer), "x%d", xs);
rb->lcd_puts(0, 0, buffer);
rb->snprintf(buffer, sizeof(buffer), "y%d", ys);
rb->lcd_puts(0, 1, buffer);
pgfx_display(3, 0);
rb->snprintf(buffer, sizeof(buffer), "z%d", zs);
rb->lcd_puts(8, 0, buffer);
rb->snprintf(buffer, sizeof(buffer), "h%d", highspeed);
rb->lcd_puts(8, 1, buffer);
}
t_disp--;
if (t_disp == 0)
{
rb->lcd_clear_display();
pgfx_display(3, 0);
}
}
#endif
#ifdef USE_GSLIB
if (mode_switch)
{
grey_show(mode == SOLID);
mode_switch = false;
}
#endif
MYLCD(update)();
if (!paused)
{
xa += xs;
if (xa > 359)
xa -= 360;
else if (xa < 0)
xa += 360;
ya += ys;
if (ya > 359)
ya -= 360;
else if (ya < 0)
ya += 360;
za += zs;
if (za > 359)
za -= 360;
else if (za < 0)
za += 360;
redraw = true;
}
button = rb->button_get(false);
switch (button)
{
case CUBE_X_INC:
case (CUBE_X_INC|BUTTON_REPEAT):
if( !paused )
{
if( xs < 10)
xs++;
}
else
{
xa++;
if( xa > 359 )
xa -= 360;
}
t_disp = DISP_TIME;
redraw = true;
break;
case CUBE_X_DEC:
case (CUBE_X_DEC|BUTTON_REPEAT):
if( !paused )
{
if (xs > -10)
xs--;
}
else
{
xa--;
if( xa < 0 )
xa += 360;
}
t_disp = DISP_TIME;
redraw = true;
break;
case CUBE_Y_INC:
case (CUBE_Y_INC|BUTTON_REPEAT):
if( !paused )
{
if (ys < 10)
ys++;
}
else
{
ya++;
if( ya > 359 )
ya -= 360;
}
t_disp = DISP_TIME;
redraw = true;
break;
case CUBE_Y_DEC:
case (CUBE_Y_DEC|BUTTON_REPEAT):
if( !paused )
{
if (ys > -10)
ys--;
}
else
{
ya--;
if( ya < 0 )
ya += 360;
}
t_disp = DISP_TIME;
redraw = true;
break;
case CUBE_Z_INC:
case (CUBE_Z_INC|BUTTON_REPEAT):
if( !paused )
{
if (zs < 10)
zs++;
}
else
{
za++;
if( za > 359 )
za -= 360;
}
t_disp = DISP_TIME;
redraw = true;
break;
case CUBE_Z_DEC:
case (CUBE_Z_DEC|BUTTON_REPEAT):
if( !paused )
{
if (zs > -10)
zs--;
}
else
{
za--;
if( za < 0 )
za += 360;
}
t_disp = DISP_TIME;
redraw = true;
break;
case CUBE_MODE:
#ifdef CUBE_MODE_PRE
if (lastbutton != CUBE_MODE_PRE)
break;
#endif
if (++mode >= NUM_MODES)
mode = 0;
#ifdef USE_GSLIB
mylcd = (mode == SOLID) ? &greyfuncs : &lcdfuncs;
mode_switch = true;
#endif
redraw = true;
break;
case CUBE_PAUSE:
#ifdef CUBE_PAUSE_PRE
if (lastbutton != CUBE_PAUSE_PRE)
break;
#endif
paused = !paused;
break;
case CUBE_HIGHSPEED:
#ifdef CUBE_HIGHSPEED_PRE
if (lastbutton != CUBE_HIGHSPEED_PRE)
break;
#endif
highspeed = !highspeed;
t_disp = DISP_TIME;
break;
#ifdef CUBE_RC_QUIT
case CUBE_RC_QUIT:
#endif
case CUBE_QUIT:
exit = true;
break;
default:
if (rb->default_event_handler_ex(button, cleanup, NULL)
== SYS_USB_CONNECTED)
return PLUGIN_USB_CONNECTED;
break;
}
if (button != BUTTON_NONE)
lastbutton = button;
}
#ifdef USE_GSLIB
grey_release();
#elif defined(HAVE_LCD_CHARCELLS)
pgfx_release();
#endif
return PLUGIN_OK;
}
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