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253c183963
- Export micropython_port_should_interrupt and micropython_port_interruptible_msleep in Emscripten - Make micropython_port_interruptible_msleep available in a helper
39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
#include "helpers.h"
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#include <ion.h>
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extern "C" {
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#include "mphalport.h"
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}
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void micropython_port_vm_hook_loop() {
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/* This function is called very frequently by the MicroPython engine. We grab
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* this opportunity to interrupt execution and/or refresh the display on
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* platforms that need it. */
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/* Doing too many things here slows down Python execution quite a lot. So we
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* only do things once in a while and return as soon as possible otherwise. */
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static int c = 0;
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c = (c + 1) % 20000;
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if (c != 0) {
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return;
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}
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/* Check if the user asked for an interruption from the keyboard */
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if (micropython_port_should_interrupt()) {
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mp_keyboard_interrupt();
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}
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}
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bool micropython_port_should_interrupt() {
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Ion::Keyboard::State scan = Ion::Keyboard::scan();
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Ion::Keyboard::Key interruptKey = static_cast<Ion::Keyboard::Key>(mp_interrupt_char);
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return scan.keyDown(interruptKey);
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}
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void micropython_port_interruptible_msleep(uint32_t delay) {
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uint32_t start = Ion::Timing::millis();
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while (Ion::Timing::millis() - start < delay && !micropython_port_should_interrupt()) {
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Ion::Timing::msleep(1);
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}
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}
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