Embedded/lvgl
1
0
Fork 0
mirror of https://github.com/lvgl/lvgl.git synced 2025-01-28 07:03:00 +08:00
Code Issues Projects Releases Wiki Activity

fix(colorwheel): fix updating color when using lv_colorwheel_set_hsv

Browse Source 
fixes https://forum.lvgl.io/t/about-colorwheel-updates-bug/9522
This commit is contained in:
Gabor Kiss-Vamosi 2022-08-07 23:05:55 +02:00
parent 4519a874d7
commit 84361f9ea3
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/widgets/colorwheel/lv_colorwheel.c
View File

@ -613,7 +613,6 @@ static lv_res_t double_click_reset(lv_obj_t * obj)
* We replace division by 255 by a division by 256, a.k.a a shift right by 8 bits. * We replace division by 255 by a division by 256, a.k.a a shift right by 8 bits.
* This is wrong, but since this is only used to compute the pixels on the screen and not the final color, it's ok. * This is wrong, but since this is only used to compute the pixels on the screen and not the final color, it's ok.
*/ */
static void fast_hsv2rgb(uint16_t h, uint8_t s, uint8_t v, uint8_t * r, uint8_t * g, uint8_t * b);
static void fast_hsv2rgb(uint16_t h, uint8_t s, uint8_t v, uint8_t * r, uint8_t * g, uint8_t * b) static void fast_hsv2rgb(uint16_t h, uint8_t s, uint8_t v, uint8_t * r, uint8_t * g, uint8_t * b)
{ {
if(!s) { if(!s) {
@ -652,6 +651,11 @@ static lv_color_t angle_to_mode_color_fast(lv_obj_t * obj, uint16_t angle)
uint8_t r = 0, g = 0, b = 0; uint8_t r = 0, g = 0, b = 0;
static uint16_t h = 0; static uint16_t h = 0;
static uint8_t s = 0, v = 0, m = 255; static uint8_t s = 0, v = 0, m = 255;
static uint16_t angle_saved = 0xffff;
/*If the angle is different recalculate scaling*/
if(angle_saved != angle) m = 255;
angle_saved = angle;
switch(ext->mode) { switch(ext->mode) {
default: default: