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Demo!

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This commit is contained in:
Scott Bezek
2021-10-24 22:23:05 -07:00
parent bbc51702ff
commit 0b5785ecf3
10 changed files with 431 additions and 80 deletions
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71
firmware/src/display_task.cpp
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@@ -1,6 +1,8 @@
#include "display_task.h"
#include "semaphore_guard.h"
#include "font/roboto_light_60.h"
DisplayTask::DisplayTask(const uint8_t task_core) : Task{"Display", 8192, 1, task_core} {
semaphore_ = xSemaphoreCreateMutex();
assert(semaphore_ != NULL);
@@ -77,51 +79,70 @@ void DisplayTask::run() {
spr_.setColorDepth(16);
spr_.createSprite(TFT_WIDTH, TFT_HEIGHT);
spr_.setFreeFont(&Roboto_Thin_24);
spr_.setFreeFont(&Roboto_Light_60);
spr_.setTextColor(0xFFFF, TFT_BLACK);
float angle;
KnobState state;
const int RADIUS = TFT_WIDTH / 2;
int32_t pointer_center_x = TFT_WIDTH / 2;
int32_t pointer_center_y = TFT_HEIGHT * 2 / 3;
int32_t pointer_center_y = TFT_HEIGHT / 2;
int32_t pointer_length_short = 10;
int32_t pointer_length_long = TFT_WIDTH / 2;
int32_t pointer_length_long = TFT_WIDTH / 2 - 5;
spr_.setTextDatum(CC_DATUM);
spr_.setTextColor(TFT_WHITE);
while(1) {
{
SemaphoreGuard lock(semaphore_);
angle = angle_;// < 0 ? angle_ + 2 * PI : angle_;
state = state_;
}
float degrees = angle * 360 / 2 / PI;
// float degrees = angle * 360 / 2 / PI;
uint8_t r, g, b;
HSV_to_RGB(degrees, 80, 80, &r, &g, &b);
// uint8_t r, g, b;
// HSV_to_RGB(degrees, 80, 80, &r, &g, &b);
spr_.fillSprite(tft_.color565(r, g, b));
spr_.setCursor(40, 40);
// spr_.fillSprite(tft_.color565(r, g, b));
spr_.fillSprite(TFT_BLACK);
spr_.printf("%.1f", degrees);
spr_.drawString(String() + state.current_position, TFT_WIDTH / 2, TFT_HEIGHT / 2, 1);
// spr_.setCursor(60, 40);
// spr_.printf("%.1f", degrees);
float pointer_angle = - angle;
spr_.fillTriangle(
pointer_center_x + pointer_length_short * cos(pointer_angle - PI * 3 /4),
pointer_center_y + pointer_length_short * sin(pointer_angle - PI * 3 /4),
pointer_center_x + pointer_length_short * cos(pointer_angle + PI * 3 /4),
pointer_center_y + pointer_length_short * sin(pointer_angle + PI * 3 /4),
pointer_center_x + pointer_length_long * cos(pointer_angle),
pointer_center_y + pointer_length_long * sin(pointer_angle),
TFT_WHITE
);
// float pointer_angle = - angle;
// spr_.fillTriangle(
// pointer_center_x + pointer_length_short * cos(pointer_angle - PI * 3 /4),
// pointer_center_y + pointer_length_short * sin(pointer_angle - PI * 3 /4),
// pointer_center_x + pointer_length_short * cos(pointer_angle + PI * 3 /4),
// pointer_center_y + pointer_length_short * sin(pointer_angle + PI * 3 /4),
// pointer_center_x + pointer_length_long * cos(pointer_angle),
// pointer_center_y + pointer_length_long * sin(pointer_angle),
// TFT_WHITE
// );
spr_.fillCircle(pointer_center_x, pointer_center_y, 3, TFT_RED);
// spr_.fillCircle(pointer_center_x, pointer_center_y, 3, TFT_RED);
float left_bound = PI / 2;
if (state.num_positions > 0) {
float range_radians = (state.num_positions - 1) * state.position_width_radians;
left_bound = PI / 2 + range_radians / 2;
float right_bound = PI / 2 - range_radians / 2;
spr_.drawLine(TFT_WIDTH/2 + RADIUS * cosf(left_bound), TFT_HEIGHT/2 - RADIUS * sinf(left_bound), TFT_WIDTH/2 + (RADIUS - 10) * cosf(left_bound), TFT_HEIGHT/2 - (RADIUS - 10) * sinf(left_bound), TFT_WHITE);
spr_.drawLine(TFT_WIDTH/2 + RADIUS * cosf(right_bound), TFT_HEIGHT/2 - RADIUS * sinf(right_bound), TFT_WIDTH/2 + (RADIUS - 10) * cosf(right_bound), TFT_HEIGHT/2 - (RADIUS - 10) * sinf(right_bound), TFT_WHITE);
}
float angle = left_bound - (state.sub_position_unit + state.current_position) * state.position_width_radians;
spr_.fillCircle(TFT_WIDTH/2 + (RADIUS - 10) * cosf(angle), TFT_HEIGHT/2 - (RADIUS - 10) * sinf(angle), 5, TFT_BLUE);
spr_.pushSprite(0, 0);
delay(10);
delay(2);
}
}
void DisplayTask::set_angle(float angle) {
void DisplayTask::setData(KnobState state) {
SemaphoreGuard lock(semaphore_);
angle_ = angle;
state_ = state;
}