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authorJack Humbert <jack.humb@gmail.com>2016-07-07 09:59:33 -0400
committerGitHub <noreply@github.com>2016-07-07 09:59:33 -0400
commitad43d450ca1b988d196da80e2a745f45f24068f6 (patch)
treea479c21240dba88cd593e85cac6926b17924984d /quantum/visualizer/led_test.c
parent589df84d6cd19ad7d776cc19bcddade1cd178ddc (diff)
parentcaedec92d2c22480313c43a364408fb920c55364 (diff)
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Merge pull request #490 from fredizzimo/integrate_visualizer
Integrate visualizer for ChibiOS and Infinity Ergodox
Diffstat (limited to 'quantum/visualizer/led_test.c')
-rw-r--r--quantum/visualizer/led_test.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/quantum/visualizer/led_test.c b/quantum/visualizer/led_test.c
index c2ea30b55..a9abace8d 100644
--- a/quantum/visualizer/led_test.c
+++ b/quantum/visualizer/led_test.c
@@ -89,8 +89,8 @@ 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) {
- const float two_pi = 2.0f * PI;
- float normalized_index = (1.0f - index / (num - 1)) * two_pi;
+ const float two_pi = M_2_PI;
+ float normalized_index = (1.0f - index / (num - 1.0f)) * two_pi;
float x = t * two_pi + normalized_index;
float v = 0.5 * (cosf(x) + 1.0f);
return (uint8_t)(255.0f * v);