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arch(draw): add parallel rendering architecture

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BREAKING CHANGE

This is a huge update which introduces parallel rendering. lv_conf.h needs to be updated too.
This commit is contained in:
Gabor Kiss-Vamosi
2023-07-05 13:05:19 +02:00
parent 08870996d1
commit f753265a79
637 changed files with 34425 additions and 35325 deletions
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17
examples/widgets/chart/lv_example_chart_2.c
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@@ -1,5 +1,6 @@
#include "../../lv_examples.h"
#if LV_USE_CHART && LV_USE_DRAW_MASKS && LV_BUILD_EXAMPLES
//TODO should be a chart feature
#if LV_USE_CHART && LV_USE_DRAW_MASKS && LV_BUILD_EXAMPLES && 0
static lv_obj_t * chart1;
static lv_chart_series_t * ser1;
@@ -10,10 +11,9 @@ static void draw_event_cb(lv_event_t * e)
lv_obj_t * obj = lv_event_get_target(e);
/*Add the faded area before the lines are drawn*/
lv_obj_draw_part_dsc_t * dsc = lv_event_get_draw_part_dsc(e);
if(dsc->part == LV_PART_ITEMS) {
if(!dsc->p1 || !dsc->p2) return;
lv_draw_task_t * draw_task = lv_event_get_draw_task(e);
lv_draw_dsc_base_t * base_dsc = draw_task->draw_dsc;
if(base_dsc->part == LV_PART_ITEMS) {
/*Add a line mask that keeps the area below the line*/
lv_draw_mask_line_param_t line_mask_param;
lv_draw_mask_line_points_init(&line_mask_param, dsc->p1->x, dsc->p1->y, dsc->p2->x, dsc->p2->y,
@@ -38,7 +38,7 @@ static void draw_event_cb(lv_event_t * e)
a.x2 = dsc->p2->x - 1;
a.y1 = LV_MIN(dsc->p1->y, dsc->p2->y);
a.y2 = obj->coords.y2;
lv_draw_rect(dsc->draw_ctx, &draw_rect_dsc, &a);
lv_draw_rect(dsc->layer, &draw_rect_dsc, &a);
/*Remove the masks*/
lv_draw_mask_free_param(&line_mask_param);
@@ -111,9 +111,10 @@ void lv_example_chart_2(void)
lv_chart_set_div_line_count(chart1, 5, 7);
lv_obj_add_event(chart1, draw_event_cb, LV_EVENT_DRAW_PART_BEGIN, NULL);
lv_chart_set_update_mode(chart1, LV_CHART_UPDATE_MODE_CIRCULAR);
lv_obj_add_event(chart1, draw_event_cb, LV_EVENT_DRAW_TASK_ADDED, NULL);
lv_obj_add_flag(chart1, LV_OBJ_FLAG_SEND_DRAW_TASK_EVENTS);
lv_chart_set_update_mode(chart1, LV_CHART_UPDATE_MODE_CIRCULAR);
/*Add two data series*/
ser1 = lv_chart_add_series(chart1, lv_palette_main(LV_PALETTE_RED), LV_CHART_AXIS_PRIMARY_Y);
ser2 = lv_chart_add_series(chart1, lv_palette_main(LV_PALETTE_BLUE), LV_CHART_AXIS_SECONDARY_Y);