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feat(event): add LV_EVENT_VSYNC (#4999)

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Signed-off-by: jianglianfang <jianglianfang@xiaomi.com>
This commit is contained in:
jianglianfang
2023-12-23 05:46:43 +08:00
committed by GitHub
parent 5ada918ab7
commit 372cbeb934
2 changed files with 23 additions and 0 deletions
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src/dev/nuttx/lv_nuttx_libuv.c
+21
View File
@@ -28,6 +28,7 @@ typedef struct {
int fd;
bool polling;
uv_poll_t fb_poll;
uv_poll_t vsync_poll;
} lv_nuttx_uv_fb_ctx_t;
typedef struct {
@@ -49,6 +50,7 @@ static void lv_nuttx_uv_timer_cb(uv_timer_t * handle);
static int lv_nuttx_uv_timer_init(lv_nuttx_uv_t * uv_info, lv_nuttx_uv_ctx_t * uv_ctx);
static void lv_nuttx_uv_timer_deinit(lv_nuttx_uv_ctx_t * uv_ctx);
static void lv_nuttx_uv_vsync_poll_cb(uv_poll_t * handle, int status, int events);
static void lv_nuttx_uv_disp_poll_cb(uv_poll_t * handle, int status, int events);
static void lv_nuttx_uv_disp_refr_req_cb(lv_event_t * e);
static int lv_nuttx_uv_fb_init(lv_nuttx_uv_t * uv_info, lv_nuttx_uv_fb_ctx_t * fb_ctx);
@@ -168,6 +170,20 @@ static void lv_nuttx_uv_timer_deinit(lv_nuttx_uv_ctx_t * uv_ctx)
LV_LOG_USER("Done");
}
static void lv_nuttx_uv_vsync_poll_cb(uv_poll_t * handle, int status, int events)
{
LV_UNUSED(handle);
LV_UNUSED(status);
LV_UNUSED(events);
lv_display_t * d;
d = lv_display_get_next(NULL);
while(d) {
lv_display_send_event(d, LV_EVENT_VSYNC, NULL);
d = lv_display_get_next(d);
}
}
static void lv_nuttx_uv_disp_poll_cb(uv_poll_t * handle, int status, int events)
{
lv_nuttx_uv_fb_ctx_t * fb_ctx = (lv_nuttx_uv_fb_ctx_t *)(handle->data);
@@ -220,6 +236,10 @@ static int lv_nuttx_uv_fb_init(lv_nuttx_uv_t * uv_info, lv_nuttx_uv_fb_ctx_t * f
uv_poll_init(loop, &fb_ctx->fb_poll, fb_ctx->fd);
uv_poll_start(&fb_ctx->fb_poll, UV_WRITABLE, lv_nuttx_uv_disp_poll_cb);
fb_ctx->vsync_poll.data = fb_ctx;
uv_poll_init(loop, &fb_ctx->vsync_poll, fb_ctx->fd);
uv_poll_start(&fb_ctx->vsync_poll, UV_PRIORITIZED, lv_nuttx_uv_vsync_poll_cb);
LV_LOG_USER("lvgl fb loop start OK");
/* Register for the invalidate area event */
@@ -235,6 +255,7 @@ static void lv_nuttx_uv_fb_deinit(lv_nuttx_uv_fb_ctx_t * fb_ctx)
if(fb_ctx->fd > 0) {
uv_close((uv_handle_t *)&fb_ctx->fb_poll, NULL);
uv_close((uv_handle_t *)&fb_ctx->vsync_poll, NULL);
}
LV_LOG_USER("Done");
}
src/misc/lv_event.h
+2
View File
@@ -107,6 +107,8 @@ typedef enum {
LV_EVENT_FLUSH_START,
LV_EVENT_FLUSH_FINISH,
LV_EVENT_VSYNC,
_LV_EVENT_LAST, /** Number of default events*/
LV_EVENT_PREPROCESS = 0x80, /** This is a flag that can be set with an event so it's processed