Added mpy wrapper for pico_explorer

pull/10/head
ZodiusInfuser 2021-01-21 00:52:33 +00:00
rodzic bf37a60fb7
commit 1b2d2faad5
9 zmienionych plików z 503 dodań i 26 usunięć

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@ -10,7 +10,8 @@ using namespace pimoroni;
extern unsigned char _binary_fox_tga_start[];
PicoExplorer pico_explorer;
uint16_t buffer[PicoExplorer::WIDTH * PicoExplorer::HEIGHT];
PicoExplorer pico_explorer(buffer);
MSA301 msa301;
uint8_t arrow[] = {
@ -54,6 +55,7 @@ void sprite(uint8_t *p, int x, int y, bool flip, uint16_t c) {
}*/
int main() {
pico_explorer.init();
msa301.init();
bool a_pressed = false;

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@ -1,4 +1,5 @@
#include <math.h>
#include <string.h>
#include "hardware/pwm.h"
#include "hardware/adc.h"
@ -12,9 +13,12 @@ const uint8_t MOTOR2P = 11;
namespace pimoroni {
PicoExplorer::PicoExplorer()
: screen(240, 240, __fb), PicoGraphics(240, 240, __fb) {
PicoExplorer::PicoExplorer(uint16_t *buf)
: PicoGraphics(WIDTH, HEIGHT, buf), screen(WIDTH, HEIGHT, buf) {
__fb = buf;
}
void PicoExplorer::init() {
// setup button inputs
gpio_set_function(A, GPIO_FUNC_SIO); gpio_set_dir(A, GPIO_IN); gpio_pull_up(A);
gpio_set_function(B, GPIO_FUNC_SIO); gpio_set_dir(B, GPIO_IN); gpio_pull_up(B);
@ -48,6 +52,14 @@ namespace pimoroni {
screen.init();
}
void PicoExplorer::update() {
screen.update();
}
void PicoExplorer::set_backlight(uint8_t brightness) {
screen.set_backlight(brightness);
}
bool PicoExplorer::is_pressed(uint8_t button) {
return !gpio_get(button);
}

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@ -6,25 +6,9 @@
namespace pimoroni {
class PicoExplorer : public PicoGraphics {
uint16_t __fb[240 * 240];
ST7789 screen;
int8_t audio_pin = -1;
public:
PicoExplorer();
void set_backlight(uint8_t brightness) {screen.set_backlight(brightness);}
void update() {screen.update();}
bool is_pressed(uint8_t button);
float get_adc(uint8_t channel);
void set_motor(uint8_t channel, uint8_t action, float speed = 0.0f);
void set_audio_pin(uint8_t pin);
void set_tone(uint16_t frequency, float duty = 0.2f);
static const int WIDTH = 240;
static const int HEIGHT = 240;
static const uint8_t A = 12;
static const uint8_t B = 13;
static const uint8_t X = 14;
@ -50,6 +34,25 @@ namespace pimoroni {
static const uint8_t GP6 = 6;
static const uint8_t GP7 = 7;
uint16_t *__fb;
private:
ST7789 screen;
int8_t audio_pin = -1;
public:
PicoExplorer(uint16_t *buf);
void init();
void update();
void set_backlight(uint8_t brightness);
bool is_pressed(uint8_t button);
float get_adc(uint8_t channel);
void set_motor(uint8_t channel, uint8_t action, float speed = 0.0f);
void set_audio_pin(uint8_t pin);
void set_tone(uint16_t frequency, float duty = 0.2f);
};
}

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@ -12,12 +12,12 @@ PicoDisplay *display;
extern "C" {
#include "pico_display.h"
mp_obj_t buf_obj;
mp_obj_t picodisplay_buf_obj;
mp_obj_t picodisplay_init(mp_obj_t buf) {
mp_obj_t picodisplay_init(mp_obj_t buf_obj) {
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(buf, &bufinfo, MP_BUFFER_RW);
buf_obj = buf;
mp_get_buffer_raise(buf_obj, &bufinfo, MP_BUFFER_RW);
picodisplay_buf_obj = buf_obj;
display = new PicoDisplay((uint16_t *)bufinfo.buf);
display->init();
return mp_const_none;

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@ -3,7 +3,7 @@
#include "py/objstr.h"
// Declare the functions we'll make available in Python
extern mp_obj_t picodisplay_init(mp_obj_t buf);
extern mp_obj_t picodisplay_init(mp_obj_t buf_obj);
extern mp_obj_t picodisplay_get_width();
extern mp_obj_t picodisplay_get_height();
extern mp_obj_t picodisplay_set_backlight(mp_obj_t brightness_obj);

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@ -0,0 +1,6 @@
EXPLORER_MOD_DIR := $(USERMOD_DIR)
# Add all C files to SRC_USERMOD.
SRC_USERMOD += $(EXPLORER_MOD_DIR)/pico_explorer.c
# # We can add our module folder to include paths if needed
# # This is not actually needed in this example.
CFLAGS_USERMOD += -I$(EXPLORER_MOD_DIR)

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@ -0,0 +1,133 @@
#include "pico_explorer.h"
/***** Constants *****/
enum buttons
{
BUTTON_A = 0,
BUTTON_B,
BUTTON_X,
BUTTON_Y,
};
enum adcs
{
ADC0 = 0,
ADC1,
ADC2,
};
enum motors
{
MOTOR1 = 0,
MOTOR2,
};
enum motions
{
FORWARD = 0,
REVERSE,
STOP,
};
enum gps
{
GP0 = 0,
GP1,
GP2,
GP3,
GP4,
GP5,
GP6,
GP7,
};
////////////////////////////////////////////////////////////////////////////////////////////////////
// picoexplorer Module
////////////////////////////////////////////////////////////////////////////////////////////////////
/***** Module Functions *****/
STATIC MP_DEFINE_CONST_FUN_OBJ_1(picoexplorer_init_obj, picoexplorer_init);
STATIC MP_DEFINE_CONST_FUN_OBJ_0(picoexplorer_get_width_obj, picoexplorer_get_width);
STATIC MP_DEFINE_CONST_FUN_OBJ_0(picoexplorer_get_height_obj, picoexplorer_get_height);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(picoexplorer_set_backlight_obj, picoexplorer_set_backlight);
STATIC MP_DEFINE_CONST_FUN_OBJ_0(picoexplorer_update_obj, picoexplorer_update);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(picoexplorer_is_pressed_obj, picoexplorer_is_pressed);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(picoexplorer_get_adc_obj, picoexplorer_get_adc);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(picoexplorer_set_motor_obj, 2, 3, picoexplorer_set_motor);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(picoexplorer_set_audio_pin_obj, picoexplorer_set_audio_pin);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(picoexplorer_set_tone_obj, 1, 2, picoexplorer_set_tone);
//From PicoGraphics parent class
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(picoexplorer_set_pen_obj, 1, 3, picoexplorer_set_pen);
STATIC MP_DEFINE_CONST_FUN_OBJ_3(picoexplorer_create_pen_obj, picoexplorer_create_pen);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(picoexplorer_set_clip_obj, 4, 4, picoexplorer_set_clip);
STATIC MP_DEFINE_CONST_FUN_OBJ_0(picoexplorer_remove_clip_obj, picoexplorer_remove_clip);
STATIC MP_DEFINE_CONST_FUN_OBJ_0(picoexplorer_clear_obj, picoexplorer_clear);
STATIC MP_DEFINE_CONST_FUN_OBJ_2(picoexplorer_pixel_obj, picoexplorer_pixel);
STATIC MP_DEFINE_CONST_FUN_OBJ_3(picoexplorer_pixel_span_obj, picoexplorer_pixel_span);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(picoexplorer_rectangle_obj, 4, 4, picoexplorer_rectangle);
STATIC MP_DEFINE_CONST_FUN_OBJ_3(picoexplorer_circle_obj, picoexplorer_circle);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(picoexplorer_character_obj, 3, 4, picoexplorer_character);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(picoexplorer_text_obj, 4, 5, picoexplorer_text);
/***** Globals Table *****/
STATIC const mp_map_elem_t picoexplorer_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_picoexplorer) },
{ MP_ROM_QSTR(MP_QSTR_init), MP_ROM_PTR(&picoexplorer_init_obj) },
{ MP_ROM_QSTR(MP_QSTR_get_width), MP_ROM_PTR(&picoexplorer_get_width_obj) },
{ MP_ROM_QSTR(MP_QSTR_get_height), MP_ROM_PTR(&picoexplorer_get_height_obj) },
{ MP_ROM_QSTR(MP_QSTR_set_backlight), MP_ROM_PTR(&picoexplorer_set_backlight_obj) },
{ MP_ROM_QSTR(MP_QSTR_update), MP_ROM_PTR(&picoexplorer_update_obj) },
{ MP_ROM_QSTR(MP_QSTR_is_pressed), MP_ROM_PTR(&picoexplorer_is_pressed_obj) },
{ MP_ROM_QSTR(MP_QSTR_get_adc), MP_ROM_PTR(&picoexplorer_get_adc_obj) },
{ MP_ROM_QSTR(MP_QSTR_set_motor), MP_ROM_PTR(&picoexplorer_set_motor_obj) },
{ MP_ROM_QSTR(MP_QSTR_set_audio_pin), MP_ROM_PTR(&picoexplorer_set_audio_pin_obj) },
{ MP_ROM_QSTR(MP_QSTR_set_tone), MP_ROM_PTR(&picoexplorer_set_tone_obj) },
{ MP_ROM_QSTR(MP_QSTR_set_pen), MP_ROM_PTR(&picoexplorer_set_pen_obj) },
{ MP_ROM_QSTR(MP_QSTR_create_pen), MP_ROM_PTR(&picoexplorer_create_pen_obj) },
{ MP_ROM_QSTR(MP_QSTR_set_clip), MP_ROM_PTR(&picoexplorer_set_clip_obj) },
{ MP_ROM_QSTR(MP_QSTR_remove_clip), MP_ROM_PTR(&picoexplorer_remove_clip_obj) },
{ MP_ROM_QSTR(MP_QSTR_clear), MP_ROM_PTR(&picoexplorer_clear_obj) },
{ MP_ROM_QSTR(MP_QSTR_pixel), MP_ROM_PTR(&picoexplorer_pixel_obj) },
{ MP_ROM_QSTR(MP_QSTR_pixel_span), MP_ROM_PTR(&picoexplorer_pixel_span_obj) },
{ MP_ROM_QSTR(MP_QSTR_rectangle), MP_ROM_PTR(&picoexplorer_rectangle_obj) },
{ MP_ROM_QSTR(MP_QSTR_circle), MP_ROM_PTR(&picoexplorer_circle_obj) },
{ MP_ROM_QSTR(MP_QSTR_character), MP_ROM_PTR(&picoexplorer_character_obj) },
{ MP_ROM_QSTR(MP_QSTR_text), MP_ROM_PTR(&picoexplorer_text_obj) },
{ MP_ROM_QSTR(MP_QSTR_BUTTON_A), MP_ROM_INT(BUTTON_A) },
{ MP_ROM_QSTR(MP_QSTR_BUTTON_B), MP_ROM_INT(BUTTON_B) },
{ MP_ROM_QSTR(MP_QSTR_BUTTON_X), MP_ROM_INT(BUTTON_X) },
{ MP_ROM_QSTR(MP_QSTR_BUTTON_Y), MP_ROM_INT(BUTTON_Y) },
{ MP_ROM_QSTR(MP_QSTR_ADC0), MP_ROM_INT(ADC0) },
{ MP_ROM_QSTR(MP_QSTR_ADC1), MP_ROM_INT(ADC1) },
{ MP_ROM_QSTR(MP_QSTR_ADC2), MP_ROM_INT(ADC2) },
{ MP_ROM_QSTR(MP_QSTR_MOTOR1), MP_ROM_INT(MOTOR1) },
{ MP_ROM_QSTR(MP_QSTR_MOTOR2), MP_ROM_INT(MOTOR2) },
{ MP_ROM_QSTR(MP_QSTR_FORWARD), MP_ROM_INT(FORWARD) },
{ MP_ROM_QSTR(MP_QSTR_REVERSE), MP_ROM_INT(REVERSE) },
{ MP_ROM_QSTR(MP_QSTR_STOP), MP_ROM_INT(STOP) },
{ MP_ROM_QSTR(MP_QSTR_GP0), MP_ROM_INT(GP0) },
{ MP_ROM_QSTR(MP_QSTR_GP1), MP_ROM_INT(GP1) },
{ MP_ROM_QSTR(MP_QSTR_GP2), MP_ROM_INT(GP2) },
{ MP_ROM_QSTR(MP_QSTR_GP3), MP_ROM_INT(GP3) },
{ MP_ROM_QSTR(MP_QSTR_GP4), MP_ROM_INT(GP4) },
{ MP_ROM_QSTR(MP_QSTR_GP5), MP_ROM_INT(GP5) },
{ MP_ROM_QSTR(MP_QSTR_GP6), MP_ROM_INT(GP6) },
{ MP_ROM_QSTR(MP_QSTR_GP7), MP_ROM_INT(GP7) },
};
STATIC MP_DEFINE_CONST_DICT(mp_module_picoexplorer_globals, picoexplorer_globals_table);
/***** Module Definition *****/
const mp_obj_module_t picoexplorer_user_cmodule = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t*)&mp_module_picoexplorer_globals,
};
////////////////////////////////////////////////////////////////////////////////////////////////////
MP_REGISTER_MODULE(MP_QSTR_picoexplorer, picoexplorer_user_cmodule, MODULE_PICOEXPLORER_ENABLED);
////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////

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@ -0,0 +1,293 @@
#include "hardware/spi.h"
#include "hardware/sync.h"
#include "pico/binary_info.h"
#include "../../../pimoroni-pico/libraries/pico_explorer/pico_explorer.hpp"
using namespace pimoroni;
PicoExplorer *explorer;
extern "C" {
#include "pico_explorer.h"
mp_obj_t picoexplorer_buf_obj;
mp_obj_t picoexplorer_init(mp_obj_t buf_obj) {
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(buf_obj, &bufinfo, MP_BUFFER_RW);
picoexplorer_buf_obj = buf_obj;
explorer = new PicoExplorer((uint16_t *)bufinfo.buf);
explorer->init();
return mp_const_none;
}
mp_obj_t picoexplorer_get_width() {
return mp_obj_new_int(PicoExplorer::WIDTH);
}
mp_obj_t picoexplorer_get_height() {
return mp_obj_new_int(PicoExplorer::HEIGHT);
}
mp_obj_t picoexplorer_update() {
explorer->update();
return mp_const_none;
}
mp_obj_t picoexplorer_set_backlight(mp_obj_t brightness_obj) {
float brightness = mp_obj_get_float(brightness_obj);
if(brightness < 0 || brightness > 1.0f)
mp_raise_ValueError("brightness out of range. Expected 0.0 to 1.0");
else
explorer->set_backlight((uint8_t)(brightness * 255.0f));
return mp_const_none;
}
mp_obj_t picoexplorer_is_pressed(mp_obj_t button_obj) {
int buttonID = mp_obj_get_int(button_obj);
bool buttonPressed = false;
switch(buttonID)
{
case 0:
buttonPressed = explorer->is_pressed(PicoExplorer::A);
break;
case 1:
buttonPressed = explorer->is_pressed(PicoExplorer::B);
break;
case 2:
buttonPressed = explorer->is_pressed(PicoExplorer::X);
break;
case 3:
buttonPressed = explorer->is_pressed(PicoExplorer::Y);
break;
default:
mp_raise_ValueError("button not valid. Expected 0 to 3");
break;
}
return buttonPressed ? mp_const_true : mp_const_false;
}
extern mp_obj_t picoexplorer_get_adc(mp_obj_t channel_obj) {
int channel = mp_obj_get_int(channel_obj);
float reading = 0.0f;
if(channel < 0 || channel > 2)
mp_raise_ValueError("adc channel not valid. Expected 0 to 2");
else
reading = explorer->get_adc(channel);
return mp_obj_new_float(reading);
}
extern mp_obj_t picoexplorer_set_motor(mp_uint_t n_args, const mp_obj_t *args) {
int channel = mp_obj_get_int(args[0]);
int action = mp_obj_get_int(args[1]);
if(channel < 0 || channel > 1)
mp_raise_ValueError("motor channel not valid. Expected 0 to 1");
else if(action < 0 || action > 2)
mp_raise_ValueError("motor action not valid. Expected 0 to 2");
else {
if(n_args == 3) {
float speed = mp_obj_get_float(args[2]);
explorer->set_motor(channel, action, speed);
}
else
explorer->set_motor(channel, action);
}
return mp_const_none;
}
extern mp_obj_t picoexplorer_set_audio_pin(mp_obj_t pin_obj) {
int pin = mp_obj_get_int(pin_obj);
explorer->set_audio_pin(pin);
return mp_const_none;
}
extern mp_obj_t picoexplorer_set_tone(mp_uint_t n_args, const mp_obj_t *args) {
int frequency = mp_obj_get_int(args[0]);
if(n_args == 2) {
float duty = mp_obj_get_int(args[1]);
explorer->set_tone(frequency, duty);
}
else
explorer->set_tone(frequency);
return mp_const_none;
}
mp_obj_t picoexplorer_set_pen(mp_uint_t n_args, const mp_obj_t *args) {
switch(n_args)
{
case 1: {
int p = mp_obj_get_int(args[0]);
if(p < 0 || p > 0xffff)
mp_raise_ValueError("p is not a valid pen.");
else
explorer->set_pen(p);
} break;
case 3: {
int r = mp_obj_get_int(args[0]);
int g = mp_obj_get_int(args[1]);
int b = mp_obj_get_int(args[2]);
if(r < 0 || r > 255)
mp_raise_ValueError("r out of range. Expected 0 to 255");
else if(g < 0 || g > 255)
mp_raise_ValueError("g out of range. Expected 0 to 255");
else if(b < 0 || b > 255)
mp_raise_ValueError("b out of range. Expected 0 to 255");
else
explorer->set_pen(r, g, b);
} break;
default: {
char *buffer;
buffer = (char*)malloc(100);
sprintf(buffer, "function takes 1 or 3 (r,g,b) positional arguments but %d were given", n_args);
mp_raise_TypeError(buffer);
} break;
}
return mp_const_none;
}
mp_obj_t picoexplorer_create_pen(mp_obj_t r_obj, mp_obj_t g_obj, mp_obj_t b_obj) {
int r = mp_obj_get_int(r_obj);
int g = mp_obj_get_int(g_obj);
int b = mp_obj_get_int(b_obj);
int pen = 0;
if(r < 0 || r > 255)
mp_raise_ValueError("r out of range. Expected 0 to 255");
else if(g < 0 || g > 255)
mp_raise_ValueError("g out of range. Expected 0 to 255");
else if(b < 0 || b > 255)
mp_raise_ValueError("b out of range. Expected 0 to 255");
else
pen = explorer->create_pen(r, g, b);
return mp_obj_new_int(pen);
}
mp_obj_t picoexplorer_set_clip(mp_uint_t n_args, const mp_obj_t *args) {
(void)n_args; //Unused input parameter, we know it's 4
int x = mp_obj_get_int(args[0]);
int y = mp_obj_get_int(args[1]);
int w = mp_obj_get_int(args[2]);
int h = mp_obj_get_int(args[3]);
rect r(x, y, w, h);
explorer->set_clip(r);
return mp_const_none;
}
mp_obj_t picoexplorer_remove_clip() {
explorer->remove_clip();
return mp_const_none;
}
mp_obj_t picoexplorer_clear() {
explorer->clear();
return mp_const_none;
}
mp_obj_t picoexplorer_pixel(mp_obj_t x_obj, mp_obj_t y_obj) {
int x = mp_obj_get_int(x_obj);
int y = mp_obj_get_int(y_obj);
point p(x, y);
explorer->pixel(p);
return mp_const_none;
}
mp_obj_t picoexplorer_pixel_span(mp_obj_t x_obj, mp_obj_t y_obj, mp_obj_t l_obj) {
int x = mp_obj_get_int(x_obj);
int y = mp_obj_get_int(y_obj);
int l = mp_obj_get_int(l_obj);
point p(x, y);
explorer->pixel_span(p, l);
return mp_const_none;
}
mp_obj_t picoexplorer_rectangle(mp_uint_t n_args, const mp_obj_t *args) {
(void)n_args; //Unused input parameter, we know it's 4
int x = mp_obj_get_int(args[0]);
int y = mp_obj_get_int(args[1]);
int w = mp_obj_get_int(args[2]);
int h = mp_obj_get_int(args[3]);
rect r(x, y, w, h);
explorer->rectangle(r);
return mp_const_none;
}
mp_obj_t picoexplorer_circle(mp_obj_t x_obj, mp_obj_t y_obj, mp_obj_t r_obj) {
int x = mp_obj_get_int(x_obj);
int y = mp_obj_get_int(y_obj);
int r = mp_obj_get_int(r_obj);
point p(x, y);
explorer->circle(p, r);
return mp_const_none;
}
mp_obj_t picoexplorer_character(mp_uint_t n_args, const mp_obj_t *args) {
int c = mp_obj_get_int(args[0]);
int x = mp_obj_get_int(args[1]);
int y = mp_obj_get_int(args[2]);
point p(x, y);
if(n_args == 4) {
int scale = mp_obj_get_int(args[3]);
explorer->character((char)c, p, scale);
}
else
explorer->character((char)c, p);
return mp_const_none;
}
mp_obj_t picoexplorer_text(mp_uint_t n_args, const mp_obj_t *args) {
mp_check_self(mp_obj_is_str_or_bytes(args[0]));
GET_STR_DATA_LEN(args[0], str, str_len);
std::string t((const char*)str);
int x = mp_obj_get_int(args[1]);
int y = mp_obj_get_int(args[2]);
int wrap = mp_obj_get_int(args[3]);
point p(x, y);
if(n_args == 5) {
int scale = mp_obj_get_int(args[4]);
explorer->text(t, p, wrap, scale);
}
else
explorer->text(t, p, wrap);
return mp_const_none;
}
}

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// Include MicroPython API.
#include "py/runtime.h"
#include "py/objstr.h"
// Declare the functions we'll make available in Python
extern mp_obj_t picoexplorer_init(mp_obj_t buf_obj);
extern mp_obj_t picoexplorer_get_width();
extern mp_obj_t picoexplorer_get_height();
extern mp_obj_t picoexplorer_set_backlight(mp_obj_t brightness_obj);
extern mp_obj_t picoexplorer_update();
extern mp_obj_t picoexplorer_is_pressed(mp_obj_t button_obj);
extern mp_obj_t picoexplorer_get_adc(mp_obj_t channel_obj);
extern mp_obj_t picoexplorer_set_motor(mp_uint_t n_args, const mp_obj_t *args);
extern mp_obj_t picoexplorer_set_audio_pin(mp_obj_t pin_obj);
extern mp_obj_t picoexplorer_set_tone(mp_uint_t n_args, const mp_obj_t *args);
// From PicoGraphics parent class
extern mp_obj_t picoexplorer_set_pen(mp_uint_t n_args, const mp_obj_t *args);
extern mp_obj_t picoexplorer_create_pen(mp_obj_t r_obj, mp_obj_t g_obj, mp_obj_t b_obj);
extern mp_obj_t picoexplorer_set_clip(mp_uint_t n_args, const mp_obj_t *args);
extern mp_obj_t picoexplorer_remove_clip();
extern mp_obj_t picoexplorer_clear();
extern mp_obj_t picoexplorer_pixel(mp_obj_t x_obj, mp_obj_t y_obj);
extern mp_obj_t picoexplorer_pixel_span(mp_obj_t x_obj, mp_obj_t y_obj, mp_obj_t l_obj);
extern mp_obj_t picoexplorer_rectangle(mp_uint_t n_args, const mp_obj_t *args);
extern mp_obj_t picoexplorer_circle(mp_obj_t x_obj, mp_obj_t y_obj, mp_obj_t r_obj);
extern mp_obj_t picoexplorer_character(mp_uint_t n_args, const mp_obj_t *args);
extern mp_obj_t picoexplorer_text(mp_uint_t n_args, const mp_obj_t *args);