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|
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* Copyright (C) 2005 Kevin Ferrare
*
* 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 "lib/helper.h"
#ifdef HAVE_LCD_BITMAP /* and also not for the Player */
PLUGIN_HEADER
/******************************* Globals ***********************************/
/* Key assignement */
#if (CONFIG_KEYPAD == IPOD_4G_PAD) || \
(CONFIG_KEYPAD == IPOD_3G_PAD) || \
(CONFIG_KEYPAD == IPOD_1G2G_PAD)
#define STARFIELD_QUIT BUTTON_MENU
#define STARFIELD_INCREASE_ZMOVE BUTTON_SCROLL_FWD
#define STARFIELD_DECREASE_ZMOVE BUTTON_SCROLL_BACK
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_PLAY
#elif (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
#define STARFIELD_QUIT BUTTON_POWER
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_PLAY
#elif (CONFIG_KEYPAD == IRIVER_H10_PAD)
#define STARFIELD_QUIT BUTTON_POWER
#define STARFIELD_INCREASE_ZMOVE BUTTON_SCROLL_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_SCROLL_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_PLAY
#elif (CONFIG_KEYPAD == GIGABEAT_PAD)
#define STARFIELD_QUIT BUTTON_POWER
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
(CONFIG_KEYPAD == SANSA_C200_PAD) || \
(CONFIG_KEYPAD == SANSA_CLIP_PAD) || \
(CONFIG_KEYPAD == SANSA_M200_PAD)
#define STARFIELD_QUIT BUTTON_POWER
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
#define STARFIELD_QUIT (BUTTON_HOME|BUTTON_REPEAT)
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#elif (CONFIG_KEYPAD == GIGABEAT_S_PAD)
#define STARFIELD_QUIT BUTTON_BACK
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#elif (CONFIG_KEYPAD == MROBE100_PAD)
#define STARFIELD_QUIT BUTTON_POWER
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#elif CONFIG_KEYPAD == IAUDIO_M3_PAD
#define STARFIELD_QUIT BUTTON_RC_REC
#define STARFIELD_INCREASE_ZMOVE BUTTON_RC_VOL_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_RC_VOL_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RC_FF
#define STARFIELD_DECREASE_NB_STARS BUTTON_RC_REW
#define STARFIELD_TOGGLE_COLOR BUTTON_RC_MODE
#elif CONFIG_KEYPAD == IAUDIO67_PAD
#define STARFIELD_QUIT BUTTON_POWER
#define STARFIELD_INCREASE_ZMOVE BUTTON_STOP
#define STARFIELD_DECREASE_ZMOVE BUTTON_PLAY
#define STARFIELD_INCREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_DECREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_TOGGLE_COLOR BUTTON_MENU
#elif (CONFIG_KEYPAD == COWOND2_PAD)
#define STARFIELD_QUIT BUTTON_POWER
#elif CONFIG_KEYPAD == CREATIVEZVM_PAD
#define STARFIELD_QUIT BUTTON_BACK
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
#define STARFIELD_QUIT BUTTON_POWER
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#elif (CONFIG_KEYPAD == ONDAVX747_PAD)
#define STARFIELD_QUIT BUTTON_POWER
#endif
#ifdef HAVE_TOUCHSCREEN
#ifndef STARFIELD_QUIT
#define STARFIELD_QUIT BUTTON_TOPLEFT
#endif
#ifndef STARFIELD_INCREASE_ZMOVE
#define STARFIELD_INCREASE_ZMOVE BUTTON_TOPMIDDLE
#endif
#ifndef STARFIELD_DECREASE_ZMOVE
#define STARFIELD_DECREASE_ZMOVE BUTTON_BOTTOMMIDDLE
#endif
#ifndef STARFIELD_INCREASE_NB_STARS
#define STARFIELD_INCREASE_NB_STARS BUTTON_MIDRIGHT
#endif
#ifndef STARFIELD_DECREASE_NB_STARS
#define STARFIELD_DECREASE_NB_STARS BUTTON_MIDLEFT
#endif
#ifndef STARFIELD_TOGGLE_COLOR
#define STARFIELD_TOGGLE_COLOR BUTTON_CENTER
#endif
#endif
#ifndef STARFIELD_QUIT
#define STARFIELD_QUIT BUTTON_OFF
#endif
#ifndef STARFIELD_INCREASE_ZMOVE
#define STARFIELD_INCREASE_ZMOVE BUTTON_UP
#endif
#ifndef STARFIELD_DECREASE_ZMOVE
#define STARFIELD_DECREASE_ZMOVE BUTTON_DOWN
#endif
#ifndef STARFIELD_INCREASE_NB_STARS
#define STARFIELD_INCREASE_NB_STARS BUTTON_RIGHT
#endif
#ifndef STARFIELD_DECREASE_NB_STARS
#define STARFIELD_DECREASE_NB_STARS BUTTON_LEFT
#endif
#ifndef STARFIELD_TOGGLE_COLOR
#ifdef BUTTON_SELECT
#define STARFIELD_TOGGLE_COLOR BUTTON_SELECT
#else
#define STARFIELD_TOGGLE_COLOR BUTTON_PLAY
#endif
#endif
#if (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
#define STARFIELD_RC_QUIT BUTTON_RC_STOP
#endif
#define LCD_CENTER_X (LCD_WIDTH/2)
#define LCD_CENTER_Y (LCD_HEIGHT/2)
#define Z_MAX_DIST 100
#define MAX_STARS (LCD_WIDTH*LCD_HEIGHT*20)/100
#define INIT_STARS 200
#define STARFIELD_INCREASE_STEP 50
#define INIT_SPACE_SPEED 1
#define STAR_MAX_VELOCITY 2
/*
* max 3d coord in the 2d screen :
* example with x
* x2d=x3d/z+LCD_CENTER_X (+LCD_CENTER_X to center ...)
* so
* max_x2d=max_x3d/max_z+LCD_CENTER_X
* max_x3d=(max_x2d-LCD_CENTER_X)*max_z
* with
* max_x2d = LCD_WIDTH
* max_z = Z_MAX_DIST
* we have now
* max_x3d=(LCD_WIDTH-LCD_CENTER_X)*Z_MAX_DIST
* max_x3d=LCD_CENTER_X*Z_MAX_DIST
*/
#define MAX_INIT_STAR_X LCD_CENTER_X*Z_MAX_DIST
#define MAX_INIT_STAR_Y LCD_CENTER_Y*Z_MAX_DIST
#define MSG_DISP_TIME 30
/*
* Each star's stuffs
*/
struct star
{
int x,y,z;
int velocity;
#ifdef HAVE_LCD_COLOR
int color;
#endif
};
static inline void star_init(struct star * star, int z_move, bool color)
{
star->velocity=rb->rand() % STAR_MAX_VELOCITY+1;
/* choose x between -MAX_INIT_STAR_X and MAX_INIT_STAR_X */
star->x=rb->rand() % (2*MAX_INIT_STAR_X)-MAX_INIT_STAR_X;
star->y=rb->rand() % (2*MAX_INIT_STAR_Y)-MAX_INIT_STAR_Y;
#ifdef HAVE_LCD_COLOR
if(color)
star->color=LCD_RGBPACK(rb->rand()%128+128,rb->rand()%128+128,
rb->rand()%128+128);
else
star->color=LCD_WHITE;
#else
(void)color;
#endif
if(z_move>=0)
star->z=Z_MAX_DIST;
else
star->z=rb->rand() %Z_MAX_DIST/2+1;
}
static inline void star_move(struct star * star, int z_move, bool color)
{
star->z -= z_move*star->velocity;
if (star->z <= 0 || star->z > Z_MAX_DIST)
star_init(star, z_move, color);
}
static inline void star_draw(struct star * star, int z_move, bool color)
{
int x_draw, y_draw;
/*
* 3d -> 2d : projection on the screen : x2d=x3d/z (thales theorem)
* we put the star in the center of the screen
*/
x_draw = star->x / star->z + LCD_CENTER_X;
if (x_draw < 1 || x_draw >= LCD_WIDTH)
{
star_init(star, z_move, color);
return;
}
y_draw = star->y / star->z + LCD_CENTER_Y;
if (y_draw < 1 || y_draw >= LCD_HEIGHT)
{
star_init(star, z_move, color);
return;
}
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(star->color);
#endif
rb->lcd_drawpixel(x_draw, y_draw);
if(star->z<5*Z_MAX_DIST/6)
{
rb->lcd_drawpixel(x_draw, y_draw - 1);
rb->lcd_drawpixel(x_draw - 1, y_draw);
if(star->z<Z_MAX_DIST/2)
{
rb->lcd_drawpixel(x_draw + 1, y_draw);
rb->lcd_drawpixel(x_draw, y_draw + 1);
}
}
}
/*
* Whole starfield operations
*/
struct starfield
{
struct star tab[MAX_STARS];
int nb_stars;
int z_move;
bool color;
};
static inline void starfield_init(struct starfield * starfield)
{
starfield->nb_stars=0;
starfield->z_move=INIT_SPACE_SPEED;
starfield->color=false;
}
static inline void starfield_add_stars(struct starfield * starfield,
int nb_to_add)
{
int i, old_nb_stars;
old_nb_stars=starfield->nb_stars;
starfield->nb_stars+=nb_to_add;
if(starfield->nb_stars > MAX_STARS)
starfield->nb_stars=MAX_STARS;
for( i=old_nb_stars ; i < starfield->nb_stars ; ++i )
{
star_init( &(starfield->tab[i]), starfield->z_move, starfield->color );
}
}
static inline void starfield_del_stars(struct starfield * starfield,
int nb_to_add)
{
starfield->nb_stars-=nb_to_add;
if(starfield->nb_stars<0)
starfield->nb_stars=0;
}
static inline void starfield_move_and_draw(struct starfield * starfield)
{
int i;
for(i=0;i<starfield->nb_stars;++i)
{
star_move(&(starfield->tab[i]), starfield->z_move, starfield->color);
star_draw(&(starfield->tab[i]), starfield->z_move, starfield->color);
}
}
static struct starfield starfield;
int plugin_main(void)
{
char str_buffer[40];
int button, avg_peak, t_disp=0;
int font_h, font_w;
bool pulse=true;
rb->lcd_getstringsize("A", &font_w, &font_h);
starfield_init(&starfield);
starfield_add_stars(&starfield, INIT_STARS);
#if LCD_DEPTH > 1
rb->lcd_set_backdrop(NULL);
#endif
#ifdef HAVE_LCD_COLOR
rb->lcd_set_background(LCD_BLACK);
rb->lcd_set_foreground(LCD_WHITE);
#endif
while (true)
{
rb->sleep(1);
rb->lcd_clear_display();
#if ((CONFIG_CODEC == SWCODEC) || !defined(SIMULATOR) && \
((CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)))
/* This will make the stars pulse to the music */
if(pulse==true){
/* Get the peaks. ( Borrowed from vu_meter ) */
#if (CONFIG_CODEC == SWCODEC)
int left_peak, right_peak;
rb->pcm_calculate_peaks(&left_peak, &right_peak);
#else
int left_peak = rb->mas_codec_readreg(0xC);
int right_peak = rb->mas_codec_readreg(0xD);
#endif
/* Devide peak data by 4098 to bring the max
value down from ~32k to 8 */
left_peak = left_peak/0x1000;
right_peak = right_peak/0x1000;
/* Make sure they dont stop */
if(left_peak<0x1)
left_peak = 0x1;
if(right_peak<0x1)
right_peak = 0x1;
/* And make sure they dont go over 8 */
if(left_peak>0x8)
left_peak = 0x8;
if(right_peak>0x8)
right_peak = 0x8;
/* We need the average of both chanels */
avg_peak = ( left_peak + right_peak )/2;
/* Set the speed to the peak meter */
starfield.z_move = avg_peak;
} /* if pulse */
#else
(void) avg_peak;
#endif
starfield_move_and_draw(&starfield);
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_WHITE);
#endif
/* if a parameter is updated (by the user), we must print it */
if (t_disp > 0)
{
--t_disp;
rb->snprintf(str_buffer, sizeof(str_buffer),
"star:%d speed:%d",
starfield.nb_stars,
starfield.z_move);
#ifdef HAVE_LCD_COLOR
rb->lcd_set_foreground(LCD_WHITE);
#endif
rb->lcd_putsxy(0, LCD_HEIGHT-font_h, str_buffer);
}
rb->lcd_update();
button = rb->button_get(false);
switch(button)
{
case (STARFIELD_INCREASE_ZMOVE):
case (STARFIELD_INCREASE_ZMOVE | BUTTON_REPEAT):
++(starfield.z_move);
pulse=false;
t_disp=MSG_DISP_TIME;
break;
case (STARFIELD_DECREASE_ZMOVE):
case (STARFIELD_DECREASE_ZMOVE | BUTTON_REPEAT):
--(starfield.z_move);
pulse=false;
t_disp=MSG_DISP_TIME;
break;
case(STARFIELD_INCREASE_NB_STARS):
case(STARFIELD_INCREASE_NB_STARS | BUTTON_REPEAT):
starfield_add_stars(&starfield, STARFIELD_INCREASE_STEP);
t_disp=MSG_DISP_TIME;
break;
case(STARFIELD_DECREASE_NB_STARS):
case(STARFIELD_DECREASE_NB_STARS | BUTTON_REPEAT):
starfield_del_stars(&starfield, STARFIELD_INCREASE_STEP);
t_disp=MSG_DISP_TIME;
break;
#ifdef HAVE_LCD_COLOR
case(STARFIELD_TOGGLE_COLOR):
starfield.color=!starfield.color;
break;
#endif
#ifdef STARFIELD_RC_QUIT
case STARFIELD_RC_QUIT:
#endif
case(STARFIELD_QUIT):
case(SYS_USB_CONNECTED):
/* Turn on backlight timeout (revert to settings) */
backlight_use_settings(); /* backlight control in lib/helper.c*/
return PLUGIN_OK;
break;
}
}
}
/*************************** Plugin entry point ****************************/
enum plugin_status plugin_start(const void* parameter)
{
int ret;
(void)parameter;
/* Turn off backlight timeout */
backlight_force_on(); /* backlight control in lib/helper.c */
ret = plugin_main();
return ret;
}
#endif /* #ifdef HAVE_LCD_BITMAP */
|
