forked from forks/qmk_firmware
Add left to right gradient keyframe for leds
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parent
a960a1b006
commit
0e0488623e
34
led_test.c
34
led_test.c
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@ -23,15 +23,21 @@ SOFTWARE.
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*/
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*/
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#include "led_test.h"
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#include "led_test.h"
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#include "gfx.h"
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#include "gfx.h"
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#include "math.h"
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keyframe_animation_t led_test_animation = {
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keyframe_animation_t led_test_animation = {
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.num_frames = 3,
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.num_frames = 4,
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.loop = true,
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.loop = true,
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.frame_lengths = {MS2ST(1000), MS2ST(1000), MS2ST(1000)},
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.frame_lengths = {
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MS2ST(1000),
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MS2ST(1000),
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MS2ST(1000),
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MS2ST(3000)},
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.frame_functions = {
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.frame_functions = {
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keyframe_fade_in_all_leds,
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keyframe_fade_in_all_leds,
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keyframe_no_operation,
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keyframe_no_operation,
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keyframe_fade_out_all_leds,
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keyframe_fade_out_all_leds,
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keyframe_led_left_to_right_gradient,
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},
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},
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};
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};
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@ -46,6 +52,18 @@ static void keyframe_fade_all_leds_from_to(keyframe_animation_t* animation, uint
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gdispGFlush(LED_DISPLAY);
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gdispGFlush(LED_DISPLAY);
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}
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}
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// TODO: Should be customizable per keyboard
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#define NUM_ROWS 7
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#define NUM_COLS 7
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static uint8_t compute_gradient_color(float t, float index, float num) {
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float d = fabs(index - t);
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if (d > num / 2.0f) {
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d = num - d;
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}
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return (uint8_t)(255.0f * d);
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}
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bool keyframe_fade_in_all_leds(keyframe_animation_t* animation, visualizer_state_t* state) {
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bool keyframe_fade_in_all_leds(keyframe_animation_t* animation, visualizer_state_t* state) {
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(void)state;
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(void)state;
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keyframe_fade_all_leds_from_to(animation, 0, 255);
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keyframe_fade_all_leds_from_to(animation, 0, 255);
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@ -57,3 +75,15 @@ bool keyframe_fade_out_all_leds(keyframe_animation_t* animation, visualizer_stat
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keyframe_fade_all_leds_from_to(animation, 255, 0);
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keyframe_fade_all_leds_from_to(animation, 255, 0);
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return true;
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return true;
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}
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}
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bool keyframe_led_left_to_right_gradient(keyframe_animation_t* animation, visualizer_state_t* state) {
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(void)state;
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int frame_length = animation->frame_lengths[animation->current_frame];
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int current_pos = frame_length - animation->time_left_in_frame;
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float t = current_pos / frame_length;
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for (int i=0; i< NUM_COLS; i++) {
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uint8_t color = compute_gradient_color(t, i, NUM_COLS);
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gdispGDrawLine(LED_DISPLAY, i, 0, i, NUM_ROWS - 1, LUMA2COLOR(color));
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}
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return true;
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}
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@ -29,6 +29,7 @@ SOFTWARE.
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bool keyframe_fade_in_all_leds(keyframe_animation_t* animation, visualizer_state_t* state);
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bool keyframe_fade_in_all_leds(keyframe_animation_t* animation, visualizer_state_t* state);
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bool keyframe_fade_out_all_leds(keyframe_animation_t* animation, visualizer_state_t* state);
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bool keyframe_fade_out_all_leds(keyframe_animation_t* animation, visualizer_state_t* state);
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bool keyframe_led_left_to_right_gradient(keyframe_animation_t* animation, visualizer_state_t* state);
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extern keyframe_animation_t led_test_animation;
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extern keyframe_animation_t led_test_animation;
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