diff options
| -rw-r--r-- | led_test.c | 68 | ||||
| -rw-r--r-- | led_test.h | 2 |
2 files changed, 64 insertions, 6 deletions
diff --git a/led_test.c b/led_test.c index 197550fdd6..8c0de604a2 100644 --- a/led_test.c +++ b/led_test.c @@ -26,27 +26,41 @@ SOFTWARE. #include "math.h" keyframe_animation_t led_test_animation = { - .num_frames = 4, + .num_frames = 8, .loop = true, .frame_lengths = { - MS2ST(1000), - MS2ST(1000), - MS2ST(1000), - MS2ST(3000)}, + MS2ST(1000), // fade in + MS2ST(1000), // no op (leds on) + MS2ST(1000), // fade out + MS2ST(1000), // crossfade + MS2ST(3000), // left to rigt + MS2ST(1000), // crossfade + MS2ST(3000), // top_to_bottom + MS2ST(1000), // crossfade + }, .frame_functions = { keyframe_fade_in_all_leds, keyframe_no_operation, keyframe_fade_out_all_leds, + keyframe_led_crossfade, keyframe_led_left_to_right_gradient, + keyframe_led_crossfade, + keyframe_led_top_to_bottom_gradient, + keyframe_led_crossfade }, }; -static void keyframe_fade_all_leds_from_to(keyframe_animation_t* animation, uint8_t from, uint8_t to) { +static uint8_t fade_led_color(keyframe_animation_t* animation, uint8_t from, uint8_t to) { int frame_length = animation->frame_lengths[animation->current_frame]; int current_pos = frame_length - animation->time_left_in_frame; int delta = to - from; int luma = (delta * current_pos) / frame_length; luma += from; + return luma; +} + +static void keyframe_fade_all_leds_from_to(keyframe_animation_t* animation, uint8_t from, uint8_t to) { + uint8_t luma = fade_led_color(animation, from, to); color_t color = LUMA2COLOR(luma); gdispGClear(LED_DISPLAY, color); gdispGFlush(LED_DISPLAY); @@ -56,6 +70,9 @@ static void keyframe_fade_all_leds_from_to(keyframe_animation_t* animation, uint #define NUM_ROWS 7 #define NUM_COLS 7 +static uint8_t crossfade_start_frame[NUM_ROWS][NUM_COLS]; +static uint8_t crossfade_end_frame[NUM_ROWS][NUM_COLS]; + static uint8_t compute_gradient_color(float t, float index, float num) { float d = fabs(index - t); if (d > num / 2.0f) { @@ -85,5 +102,44 @@ bool keyframe_led_left_to_right_gradient(keyframe_animation_t* animation, visual uint8_t color = compute_gradient_color(t, i, NUM_COLS); gdispGDrawLine(LED_DISPLAY, i, 0, i, NUM_ROWS - 1, LUMA2COLOR(color)); } + gdispGFlush(LED_DISPLAY); + return true; +} + +bool keyframe_led_top_to_bottom_gradient(keyframe_animation_t* animation, visualizer_state_t* state) { + (void)state; + int frame_length = animation->frame_lengths[animation->current_frame]; + int current_pos = frame_length - animation->time_left_in_frame; + float t = current_pos / frame_length; + for (int i=0; i< NUM_ROWS; i++) { + uint8_t color = compute_gradient_color(t, i, NUM_ROWS); + gdispGDrawLine(LED_DISPLAY, 0, i, NUM_COLS - 1, i, LUMA2COLOR(color)); + } + gdispGFlush(LED_DISPLAY); + return true; +} + +static void copy_current_led_state(uint8_t* dest) { + for (int i=0;i<NUM_ROWS;i++) { + for (int j=0;j<NUM_COLS;j++) { + dest[i*NUM_COLS + j] = gdispGGetPixelColor(LED_DISPLAY, j, i); + } + } +} + +bool keyframe_led_crossfade(keyframe_animation_t* animation, visualizer_state_t* state) { + (void)state; + if (animation->first_update_of_frame) { + copy_current_led_state(&crossfade_start_frame[0][0]); + run_next_keyframe(animation, state); + copy_current_led_state(&crossfade_end_frame[0][0]); + } + for (int i=0;i<NUM_ROWS;i++) { + for (int j=0;j<NUM_COLS;j++) { + color_t color = LUMA2COLOR(fade_led_color(animation, crossfade_start_frame[i][j], crossfade_end_frame[i][j])); + gdispGDrawPixel(LED_DISPLAY, j, i, color); + } + } + gdispGFlush(LED_DISPLAY); return true; } diff --git a/led_test.h b/led_test.h index 03737a717d..e14b25e796 100644 --- a/led_test.h +++ b/led_test.h @@ -30,6 +30,8 @@ SOFTWARE. bool keyframe_fade_in_all_leds(keyframe_animation_t* animation, visualizer_state_t* state); bool keyframe_fade_out_all_leds(keyframe_animation_t* animation, visualizer_state_t* state); bool keyframe_led_left_to_right_gradient(keyframe_animation_t* animation, visualizer_state_t* state); +bool keyframe_led_top_to_bottom_gradient(keyframe_animation_t* animation, visualizer_state_t* state); +bool keyframe_led_crossfade(keyframe_animation_t* animation, visualizer_state_t* state); extern keyframe_animation_t led_test_animation; |