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Fire plugin : initializes palettes with a function instead of storing them in static arrays, changed the color LCD's palette to make it look nicer, switched the button API to the action API, reorganized code a little bit

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16138 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Kevin Ferrare 2008-01-22 08:02:31 +00:00
parent 7da7e7bdd2
commit eb93be2dd9
2 changed files with 161 additions and 235 deletions
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388
apps/plugins/fire.c
View file

@ -21,8 +21,11 @@
#include "plugin.h"
#include "helper.h"
#ifdef HAVE_LCD_BITMAP
#include "pluginlib_actions.h"
#include "fixedpoint.h"
#ifdef HAVE_LCD_BITMAP /* and also not for the Player */
#ifndef HAVE_LCD_COLOR
#include "grey.h"
#endif
@ -38,190 +41,85 @@
PLUGIN_HEADER
/******************************* Globals ***********************************/
static struct plugin_api* rb; /* global api struct pointer */
static unsigned char fire[LCD_HEIGHT+3][FIRE_WIDTH];
static unsigned char cooling_map[LCD_HEIGHT][FIRE_WIDTH];
#ifndef HAVE_LCD_COLOR
GREY_INFO_STRUCT
static unsigned char *gbuf;
static size_t gbuf_size = 0;
static unsigned char draw_buffer[FIRE_WIDTH];
#endif
/* Key assignement */
const struct button_mapping* plugin_contexts[]= {
generic_directions,
#if defined(HAVE_REMOTE_LCD)
remote_directions,
#endif
generic_actions
};
#if (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
#define FIRE_QUIT BUTTON_OFF
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_MODE
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_REC
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#define FIRE_RC_QUIT BUTTON_RC_STOP
#elif CONFIG_KEYPAD == RECORDER_PAD
#define FIRE_QUIT BUTTON_OFF
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_ON
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_PLAY
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
#define FIRE_QUIT BUTTON_OFF
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_ON
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_SELECT
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#elif CONFIG_KEYPAD == ONDIO_PAD
#define FIRE_QUIT BUTTON_OFF
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_MENU
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_RIGHT
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \
#define FIRE_QUIT PLA_QUIT
#define FIRE_SWITCH_FLAMES_TYPE PLA_FIRE
#define FIRE_SWITCH_FLAMES_MOVING PLA_START
#if (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \
(CONFIG_KEYPAD == IPOD_1G2G_PAD)
#define FIRE_QUIT BUTTON_MENU
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_SELECT
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_RIGHT
#define FIRE_INCREASE_MULT BUTTON_SCROLL_FWD
#define FIRE_DECREASE_MULT BUTTON_SCROLL_BACK
#elif (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
#define FIRE_QUIT BUTTON_POWER
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_LEFT
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_RIGHT
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#elif (CONFIG_KEYPAD == GIGABEAT_PAD)
#define FIRE_QUIT BUTTON_POWER
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_LEFT
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_RIGHT
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
(CONFIG_KEYPAD == SANSA_C200_PAD)
#define FIRE_QUIT BUTTON_POWER
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_LEFT
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_RIGHT
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#elif (CONFIG_KEYPAD == IRIVER_H10_PAD)
#define FIRE_QUIT BUTTON_POWER
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_LEFT
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_RIGHT
#define FIRE_INCREASE_MULT BUTTON_SCROLL_UP
#define FIRE_DECREASE_MULT BUTTON_SCROLL_DOWN
#elif (CONFIG_KEYPAD == IRIVER_IFP7XX_PAD)
#define FIRE_QUIT BUTTON_PLAY
#define FIRE_SWITCH_FLAMES_TYPE BUTTON_MODE
#define FIRE_SWITCH_FLAMES_MOVING BUTTON_EQ
#define FIRE_INCREASE_MULT BUTTON_UP
#define FIRE_DECREASE_MULT BUTTON_DOWN
#define FIRE_INCREASE_MULT PLA_RIGHT
#define FIRE_DECREASE_MULT PLA_LEFT
#else
#define FIRE_INCREASE_MULT PLA_UP
#define FIRE_DECREASE_MULT PLA_DOWN
#endif
#define MIN_FLAME_VALUE 0
#define COOL_MAX (440/LCD_HEIGHT+2)
/* fast unsigned multiplication (16x16bit->32bit or 32x32bit->32bit,
* whichever is faster for the architecture) */
#ifdef CPU_ARM
#define FMULU(a, b) ((uint32_t) (((uint32_t) (a)) * ((uint32_t) (b))))
#else /* SH1, coldfire */
#define FMULU(a, b) ((uint32_t) (((uint16_t) (a)) * ((uint16_t) (b))))
#endif
#ifndef HAVE_LCD_COLOR
static const unsigned char palette[256] = {
0, 1, 3, 4, 6, 7, 9, 10, 12, 13, 15, 16, 18, 19, 21, 22,
24, 25, 27, 28, 30, 31, 33, 34, 36, 37, 39, 40, 42, 43, 45, 46,
48, 49, 51, 52, 54, 55, 57, 59, 60, 61, 63, 64, 66, 67, 69, 70,
72, 73, 75, 76, 78, 79, 81, 82, 84, 85, 87, 88, 90, 91, 93, 94,
96, 97, 99, 100, 102, 103, 105, 106, 108, 109, 111, 112, 114, 115, 117, 118,
120, 121, 123, 124, 126, 127, 129, 130, 132, 133, 135, 136, 138, 139, 141, 142,
144, 145, 147, 148, 150, 151, 153, 154, 156, 157, 159, 160, 162, 163, 165, 166,
168, 169, 171, 172, 174, 175, 177, 178, 180, 181, 183, 184, 186, 187, 189, 190,
192, 193, 195, 196, 198, 199, 201, 202, 204, 205, 207, 208, 210, 211, 213, 214,
216, 217, 219, 220, 222, 223, 225, 226, 228, 229, 231, 232, 234, 235, 237, 238,
/* 'regular' fire doesn't exceed this value */
240, 240, 240, 240, 240, 240, 241, 241, 241, 241, 241, 241, 242, 242, 242, 242,
242, 242, 243, 243, 243, 243, 243, 243, 244, 244, 244, 244, 244, 244, 245, 245,
245, 245, 245, 245, 246, 246, 246, 246, 246, 246, 247, 247, 247, 247, 247, 247,
248, 248, 248, 248, 248, 248, 249, 249, 249, 249, 249, 249, 250, 250, 250, 250,
250, 250, 251, 251, 251, 251, 251, 251, 252, 252, 252, 252, 252, 252, 253, 253,
253, 253, 253, 253, 254, 254, 254, 254, 254, 254, 255, 255, 255, 255, 255, 255
};
#else
#define L(r,g,b) LCD_RGBPACK(r,g,b)
static unsigned char palette[256];
void color_palette_init(unsigned char* palette)
{
int i;
for(i=0;i<=160;i++)//palette[i]=(3/2)*i
palette[i]=(i*3)/2;
static const fb_data colorpalette[256] = {
L( 0, 0, 0), L( 5, 0, 0), L( 10, 0, 0), L( 15, 0, 0), L( 20, 0, 0),
L( 25, 0, 0), L( 30, 0, 0), L( 35, 0, 0), L( 40, 0, 0), L( 45, 0, 0),
L( 50, 0, 0), L( 55, 0, 0), L( 60, 0, 0), L( 65, 0, 0), L( 70, 0, 0),
L( 75, 0, 0), L( 80, 0, 0), L( 85, 0, 0), L( 90, 0, 0), L( 95, 0, 0),
L(100, 0, 0), L(105, 0, 0), L(110, 0, 0), L(115, 0, 0), L(120, 0, 0),
L(125, 0, 0), L(130, 0, 0), L(135, 0, 0), L(140, 0, 0), L(145, 0, 0),
L(150, 0, 0), L(155, 0, 0), L(160, 0, 0), L(165, 0, 0), L(170, 0, 0),
L(175, 0, 0), L(180, 0, 0), L(185, 0, 0), L(186, 2, 0), L(187, 5, 1),
L(188, 6, 2), L(189, 8, 3), L(190, 10, 4), L(191, 12, 4), L(192, 14, 5),
L(193, 15, 6), L(194, 17, 7), L(195, 19, 8), L(196, 21, 8), L(197, 22, 9),
L(198, 24, 10), L(198, 26, 10), L(199, 28, 10), L(200, 29, 11), L(201, 32, 11),
L(202, 34, 12), L(203, 36, 13), L(204, 39, 13), L(205, 40, 14), L(206, 42, 14),
L(207, 43, 15), L(208, 46, 16), L(208, 48, 17), L(209, 50, 18), L(210, 51, 18),
L(212, 53, 19), L(213, 55, 20), L(214, 57, 21), L(215, 59, 22), L(216, 61, 22),
L(217, 63, 23), L(217, 65, 24), L(218, 67, 24), L(219, 69, 25), L(220, 70, 25),
L(222, 72, 26), L(223, 74, 27), L(224, 76, 28), L(225, 78, 28), L(225, 80, 29),
L(226, 82, 29), L(227, 84, 30), L(228, 86, 31), L(228, 88, 32), L(229, 90, 32),
L(230, 92, 32), L(231, 94, 33), L(232, 96, 34), L(233, 98, 35), L(234, 99, 36),
L(235,101, 37), L(236,103, 37), L(237,105, 38), L(238,107, 39), L(240,109, 39),
L(240,111, 40), L(241,113, 40), L(242,114, 41), L(242,116, 42), L(243,119, 43),
L(245,120, 43), L(246,122, 44), L(247,124, 44), L(248,126, 46), L(248,128, 47),
L(249,130, 47), L(251,131, 47), L(252,133, 48), L(253,135, 49), L(253,138, 49),
L(253,140, 50), L(254,143, 49), L(254,145, 48), L(253,148, 47), L(253,151, 46),
L(253,154, 45), L(253,156, 44), L(253,158, 44), L(252,162, 42), L(252,165, 41),
L(252,167, 41), L(252,170, 40), L(251,173, 40), L(252,175, 38), L(252,178, 37),
L(251,181, 37), L(251,183, 36), L(251,186, 35), L(250,189, 34), L(250,192, 33),
L(250,194, 33), L(249,198, 31), L(249,200, 31), L(249,203, 30), L(249,206, 29),
L(249,209, 28), L(249,211, 27), L(249,214, 26), L(248,216, 25), L(248,219, 25),
L(248,222, 24), L(248,224, 23), L(248,227, 22), L(248,230, 21), L(248,232, 21),
L(247,236, 19), L(247,238, 23), L(247,239, 31), L(247,239, 45), L(247,240, 55),
L(248,240, 68), L(247,241, 78), L(248,241, 90), L(247,242,102), L(248,242,114),
L(247,243,125), L(248,243,138), L(248,243,153), L(248,244,162), L(248,245,174),
/* 'regular' fire doesn't exceed this value */
L(247,245,182), L(247,245,182), L(247,245,183), L(247,245,183), L(247,245,184),
L(247,245,184), L(247,245,185), L(247,245,185), L(247,245,186), L(247,245,186),
L(247,245,187), L(247,245,187), L(247,245,188), L(247,245,188), L(247,245,189),
L(247,245,189), L(248,245,190), L(248,245,190), L(248,245,191), L(248,245,191),
L(248,245,192), L(248,245,192), L(248,245,193), L(248,245,193), L(248,245,194),
L(248,245,194), L(248,245,195), L(248,245,195), L(248,245,196), L(248,245,196),
L(248,245,197), L(248,245,197), L(248,245,198), L(248,245,198), L(248,245,199),
L(248,245,199), L(248,245,200), L(248,245,200), L(248,245,201), L(248,245,201),
L(248,245,202), L(248,245,202), L(248,245,203), L(248,245,203), L(248,245,204),
L(248,245,204), L(248,245,205), L(248,245,205), L(248,246,206), L(248,246,206),
L(248,246,207), L(248,246,207), L(248,246,208), L(248,246,208), L(248,246,209),
L(248,246,209), L(248,246,210), L(248,246,210), L(248,246,211), L(248,246,211),
L(248,246,212), L(248,246,212), L(248,246,213), L(248,246,213), L(248,246,214),
L(248,246,214), L(248,246,215), L(248,246,215), L(248,246,216), L(248,246,216),
L(248,246,217), L(248,246,217), L(248,246,218), L(248,246,218), L(248,246,219),
L(248,246,219), L(248,246,220), L(248,246,220), L(248,246,221), L(248,246,221),
L(248,246,222), L(248,246,222), L(248,246,223), L(248,246,223), L(248,246,224),
L(248,246,224), L(248,246,225), L(248,246,225), L(248,246,226), L(248,246,226),
L(248,246,227), L(248,246,227), L(248,246,228), L(248,246,228), L(248,246,229),
L(248,246,229)
};
for(;i<=255;i++)//palette[i]=(3/20)*i+216
palette[i]=(i*3+20*217)/20;
}
#else
static fb_data palette[256];
/*
* Color palette generation algorithm taken from
* the "The Demo Effects Collection" GPL project
* Copyright (C) 2002 W.P. van Paassen
*/
void color_palette_init(fb_data* palette)
{
int i;
for (i = 0; i < 32; i++){
/* black to blue, 32 values*/
palette[i]=LCD_RGBPACK(0, 0, 2*i);
/* blue to red, 32 values*/
palette[i + 32]=LCD_RGBPACK(8*i, 0, 64 - 2*i);
/* red to yellow, 32 values*/
palette[i + 64]=LCD_RGBPACK(255, 8*i, 0);
/* yellow to white, 162 values */
palette[i + 96]=LCD_RGBPACK(255, 255, 0 + 4*i);
palette[i + 128]=LCD_RGBPACK(255, 255, 64 + 4*i);
palette[i + 160]=LCD_RGBPACK(255, 255, 128 + 4*i);
palette[i + 192]=LCD_RGBPACK(255, 255, 192 + i);
palette[i + 224]=LCD_RGBPACK(255, 255, 224 + i);
}
}
#endif
static inline void tab_init_rand(unsigned char *tab, unsigned int tab_size,
static void tab_init_rand(unsigned char *tab, unsigned int tab_size,
int rand_max)
{
unsigned char *end = tab + tab_size;
@ -230,36 +128,30 @@ static inline void tab_init_rand(unsigned char *tab, unsigned int tab_size,
*tab++ = (unsigned char)rb->rand() % rand_max;
}
static inline void fire_generate(int mult, int flames_type, bool moving)
struct fire{
unsigned char fire[LCD_HEIGHT+3][FIRE_WIDTH];
unsigned char cooling_map[LCD_HEIGHT][FIRE_WIDTH];
int flames_type;
bool moving;
unsigned int mult;
};
static inline void fire_convolve(struct fire* fire)
{
unsigned int pixel_value = 0; /* stop the compiler complaining */
unsigned int pixel_value;
unsigned int cooling_value;
unsigned char *ptr, *end, *cool;
unsigned int mult=fire->mult;
/* Randomize the bottom line */
if(moving)
{/* moving must be true the first time the function is called */
ptr = &fire[LCD_HEIGHT][0];
end = ptr + FIRE_WIDTH;
do
{
*ptr++ = (MIN_FLAME_VALUE + rb->rand() % (256-MIN_FLAME_VALUE));
}
while (ptr < end);
}
rb->yield();
/* Convolve the pixels and handle cooling (to add nice shapes effects later) */
cool = &cooling_map[0][0];
ptr = &fire[0][0];
cool = &fire->cooling_map[0][0];
ptr = &fire->fire[0][0];
end = ptr + LCD_HEIGHT*FIRE_WIDTH;
switch (flames_type)
{
switch (fire->flames_type){
case 0:
do
{
do{
pixel_value = ptr[FIRE_WIDTH-1] /* fire[y+1][x-1] */
+ ptr[2*FIRE_WIDTH] /* fire[y+2][x] */
+ ptr[FIRE_WIDTH+1] /* fire[y+1][x+1] */
@ -275,14 +167,12 @@ static inline void fire_generate(int mult, int flames_type, bool moving)
pixel_value = 255;
*ptr++ = pixel_value;
}
while (ptr < end);
}while (ptr < end);
break;
case 1:
mult -= 2;
do
{
do{
pixel_value = ptr[FIRE_WIDTH-1] /* fire[y+1][x-1] */
+ ptr[FIRE_WIDTH] /* fire[y+1][x] */
+ ptr[FIRE_WIDTH+1] /* fire[y+1][x+1] */
@ -298,8 +188,7 @@ static inline void fire_generate(int mult, int flames_type, bool moving)
pixel_value = 255;
*ptr++ = pixel_value;
}
while (ptr < end);
}while (ptr < end);
break;
default: /* We should never reach this */
@ -308,13 +197,42 @@ static inline void fire_generate(int mult, int flames_type, bool moving)
rb->yield();
}
static inline void fire_draw(void)
static void fire_generate_bottom_seed(struct fire* fire)
{
unsigned char *ptr, *end;
ptr = &fire->fire[LCD_HEIGHT][0];
end = ptr + FIRE_WIDTH;
do{
*ptr++ = (MIN_FLAME_VALUE + rb->rand() % (256-MIN_FLAME_VALUE));
}while (ptr < end);
}
static inline void fire_step(struct fire* fire)
{
if(fire->moving){
/* Randomize the bottom line */
fire_generate_bottom_seed(fire);
/* Add here further effects like fire letters, ball ... */
}
fire_convolve(fire);
}
static void fire_init(struct fire* fire)
{
fire->mult = 261;
fire->flames_type=0;
fire->moving=true;
rb->memset(&fire->fire[0][0], 0, sizeof(fire->fire));
tab_init_rand(&fire->cooling_map[0][0], LCD_HEIGHT*FIRE_WIDTH, COOL_MAX);
fire_generate_bottom_seed(fire);
}
static inline void fire_draw(struct fire* fire)
{
int y;
unsigned char *src = &fire[0][0];
unsigned char *src = &fire->fire[0][0];
#ifndef HAVE_LCD_COLOR
unsigned char *dest, *end;
for (y = 0; y < LCD_HEIGHT; y++)
{
dest = draw_buffer;
@ -327,6 +245,7 @@ static inline void fire_draw(void)
grey_ub_gray_bitmap(draw_buffer, 0, y, FIRE_WIDTH, 1);
}
#else
fb_data *dest, *end;
for (y = 0; y < LCD_HEIGHT; y++)
@ -335,7 +254,7 @@ static inline void fire_draw(void)
end = dest + FIRE_WIDTH;
do
*dest++ = colorpalette[*src++];
*dest++ = palette[*src++];
while (dest < end);
}
rb->lcd_update();
@ -345,7 +264,6 @@ static inline void fire_draw(void)
void cleanup(void *parameter)
{
(void)parameter;
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
rb->cpu_boost(false);
#endif
@ -356,19 +274,13 @@ void cleanup(void *parameter)
backlight_use_settings(rb); /* backlight control in lib/helper.c */
}
/*
* Main function that also contain the main plasma
* algorithm.
*/
int main(void)
{
int button;
int mult = 261;
int flames_type=0;
bool moving=true;
#ifndef HAVE_LCD_COLOR
int init_gray()
{
unsigned char *gbuf;
size_t gbuf_size = 0;
/* get the remainder of the plugin buffer */
gbuf = (unsigned char *) rb->plugin_get_buffer(&gbuf_size);
@ -380,53 +292,59 @@ int main(void)
/* switch on greyscale overlay */
grey_set_position(FIRE_XPOS, 0);
grey_show(true);
return PLUGIN_OK;
}
#endif
int main(void)
{
struct fire fire;
int action;
#ifndef HAVE_LCD_COLOR
if(init_gray()!=PLUGIN_OK)
return(PLUGIN_ERROR);
#endif
color_palette_init(palette);
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
rb->cpu_boost(true);
#endif
rb->memset(&fire[0][0], 0, sizeof(fire));
tab_init_rand(&cooling_map[0][0], LCD_HEIGHT*FIRE_WIDTH, COOL_MAX);
while (true)
{
fire_generate(mult, flames_type, moving);
fire_draw();
fire_init(&fire);
while (true){
fire_step(&fire);
fire_draw(&fire);
rb->yield();
button = rb->button_get(false);
action = pluginlib_getaction(rb, 0, plugin_contexts, 1);
switch(button)
{
#ifdef FIRE_RC_QUIT
case FIRE_RC_QUIT :
#endif
case (FIRE_QUIT):
switch(action){
case FIRE_QUIT:
cleanup(NULL);
return PLUGIN_OK;
case FIRE_INCREASE_MULT:
++fire.mult;
break;
case (FIRE_INCREASE_MULT):
++mult;
case FIRE_DECREASE_MULT:
if (fire.mult > 0)
--fire.mult;
break;
case (FIRE_DECREASE_MULT):
if (mult > 0)
--mult;
case FIRE_SWITCH_FLAMES_TYPE:
fire.flames_type = (fire.flames_type + 1) % 2;
break;
case (FIRE_SWITCH_FLAMES_TYPE):
flames_type = (flames_type + 1) % 2;
break;
case (FIRE_SWITCH_FLAMES_MOVING):
moving = !moving;
case FIRE_SWITCH_FLAMES_MOVING:
fire.moving = !fire.moving;
break;
default:
if (rb->default_event_handler_ex(button, cleanup, NULL)
if (rb->default_event_handler_ex(action, cleanup, NULL)
== SYS_USB_CONNECTED)
return PLUGIN_USB_CONNECTED;
break;
}
}
}
@ -437,7 +355,7 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
{
int ret;
rb = api; // copy to global api pointer
rb = api; //copy to global api pointer
(void)parameter;
#if LCD_DEPTH > 1
rb->lcd_set_backdrop(NULL);

8
apps/plugins/lib/fixedpoint.h
View file

@ -24,3 +24,11 @@ long fsqrt(long a, unsigned int fracbits);
long cos_int(int val);
long sin_int(int val);
long flog(int x);
/* fast unsigned multiplication (16x16bit->32bit or 32x32bit->32bit,
* whichever is faster for the architecture) */
#ifdef CPU_ARM
#define FMULU(a, b) ((uint32_t) (((uint32_t) (a)) * ((uint32_t) (b))))
#else /* SH1, coldfire */
#define FMULU(a, b) ((uint32_t) (((uint16_t) (a)) * ((uint16_t) (b))))
#endif