arch(draw): add parallel rendering architecture
BREAKING CHANGE This is a huge update which introduces parallel rendering. lv_conf.h needs to be updated too.
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@@ -18,10 +18,19 @@ void lv_example_canvas_6(void)
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lv_canvas_fill_bg(canvas, lv_color_hex3(0xccc), LV_OPA_COVER);
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lv_obj_center(canvas);
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lv_draw_img_dsc_t dsc;
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lv_draw_img_dsc_init(&dsc);
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lv_layer_t layer;
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lv_canvas_init_layer(canvas, &layer);
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LV_IMG_DECLARE(img_star);
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lv_canvas_draw_img(canvas, 5, 5, &img_star, &dsc);
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lv_draw_img_dsc_t dsc;
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lv_draw_img_dsc_init(&dsc);
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dsc.src = &img_star;
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lv_area_t coords = {5, 5, 5 + img_star.header.w - 1, 10 + img_star.header.h - 1};
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lv_draw_img(&layer, &dsc, &coords);
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lv_canvas_finish_layer(canvas, &layer);
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}
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#endif
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