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Use std:rand() in Touchscreen Test (#1840)

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Mark Thompson 2024-02-03 02:54:10 -06:00 committed by GitHub
parent ee2e57d702
commit 464cc8449e
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2 changed files with 4 additions and 11 deletions
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14
firmware/application/apps/ui_debug.cpp
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@ -552,6 +552,7 @@ void DebugPmemView::update() {
DebugScreenTest::DebugScreenTest(NavigationView& nav) DebugScreenTest::DebugScreenTest(NavigationView& nav)
: nav_{nav} { : nav_{nav} {
set_focusable(true); set_focusable(true);
std::srand(LPC_RTC->CTIME0);
} }
bool DebugScreenTest::on_key(const KeyEvent key) { bool DebugScreenTest::on_key(const KeyEvent key) {
@ -561,10 +562,10 @@ bool DebugScreenTest::on_key(const KeyEvent key) {
nav_.pop(); nav_.pop();
break; break;
case KeyEvent::Down: case KeyEvent::Down:
painter.fill_rectangle({0, 0, screen_width, screen_height}, semirand()); painter.fill_rectangle({0, 0, screen_width, screen_height}, std::rand());
break; break;
case KeyEvent::Left: case KeyEvent::Left:
pen_color = semirand(); pen_color = std::rand();
break; break;
default: default:
break; break;
@ -584,17 +585,10 @@ bool DebugScreenTest::on_touch(const TouchEvent event) {
return true; return true;
} }
uint16_t DebugScreenTest::semirand() {
static uint64_t seed{0x0102030405060708};
seed = seed * 137;
seed = (seed >> 1) | ((seed & 0x01) << 63);
return (uint16_t)seed;
}
void DebugScreenTest::paint(Painter& painter) { void DebugScreenTest::paint(Painter& painter) {
painter.fill_rectangle({0, 16, screen_width, screen_height - 16}, Color::white()); painter.fill_rectangle({0, 16, screen_width, screen_height - 16}, Color::white());
painter.draw_string({10 * 8, screen_height / 2}, Styles::white, "Use Stylus"); painter.draw_string({10 * 8, screen_height / 2}, Styles::white, "Use Stylus");
pen_color = semirand(); pen_color = std::rand();
} }
/* DebugLCRView *******************************************************/ /* DebugLCRView *******************************************************/

1
firmware/application/apps/ui_debug.hpp
View File

@ -385,7 +385,6 @@ class DebugScreenTest : public View {
bool on_key(KeyEvent key) override; bool on_key(KeyEvent key) override;
bool on_encoder(EncoderEvent delta) override; bool on_encoder(EncoderEvent delta) override;
bool on_touch(TouchEvent event) override; bool on_touch(TouchEvent event) override;
uint16_t semirand();
void paint(Painter& painter) override; void paint(Painter& painter) override;
private: private: