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perf(vg_lite): balancing performance and memory consumption (#6823)

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Signed-off-by: pengyiqiang <pengyiqiang@xiaomi.com>
Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>
This commit is contained in:
VIFEX
2024-09-10 09:18:58 +08:00
committed by GitHub
parent e523e20725
commit f7a4fc9147
1 changed files with 5 additions and 2 deletions
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src/draw/vg_lite/lv_vg_lite_path.c
+5 -2
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@@ -24,6 +24,8 @@
/* Magic number from https://spencermortensen.com/articles/bezier-circle/ */
#define PATH_ARC_MAGIC 0.55191502449351f
#define PATH_MEM_SIZE_MIN 128
#define SIGN(x) (math_zero(x) ? 0 : ((x) > 0 ? 1 : -1))
#define VLC_OP_ARG_LEN(OP, LEN) \
@@ -260,10 +262,11 @@ static void lv_vg_lite_path_append_data(lv_vg_lite_path_t * path, const void * d
if(path->base.path_length + len > path->mem_size) {
if(path->mem_size == 0) {
path->mem_size = len;
path->mem_size = LV_MAX(len, PATH_MEM_SIZE_MIN);
}
else {
path->mem_size *= 2;
/* Increase memory size by 1.5 times */
path->mem_size = path->mem_size * 3 / 2;
}
path->base.path = lv_realloc(path->base.path, path->mem_size);
LV_ASSERT_MALLOC(path->base.path);