Cryz/snake_arduino
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reduce input lag using millis for matrix render

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andrea
2023-11-04 20:35:03 +01:00
parent 13a47abc2d
commit bff3d35974
1 changed files with 10 additions and 4 deletions
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14
snake_arduino/snake_arduino.ino
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@@ -35,6 +35,7 @@ int apple_x= 9;
int apple_y= 3; int apple_y= 3;
int loop_delay= 300; int loop_delay= 300;
long exec_t2= millis();
void setup() { void setup() {
//Serial.begin(115200); //Serial.begin(115200);
@@ -165,10 +166,15 @@ void change_direction() {
else if (l == LOW && direction != 'r') direction= 'l'; else if (l == LOW && direction != 'r') direction= 'l';
} }
void loop() { void loop() {
show_apple(); long exec_t1= millis();
change_direction(); change_direction();
matrix.renderBitmap(frame, 8, 12); if (exec_t1 - exec_t2 > loop_delay) {
move_snake(); show_apple();
delay(loop_delay); move_snake();
matrix.renderBitmap(frame, 8, 12);
exec_t2= exec_t1;
}
delay(50);
} }