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CONFIG_LVGL_VDB_SIZE¶
Virtual Display Buffer Size
Type: int
Help¶
Virtual Display Buffer (double buffering) size as a percentage of total display size.
Direct dependencies¶
(LVGL && (BOARD_MIMXRT1050_EVK || BOARD_MIMXRT1050_EVK_QSPI)) || (LVGL && (BOARD_MIMXRT1060_EVK || BOARD_MIMXRT1060_EVK_HYPERFLASH)) || (LVGL && BOARD_MIMXRT1064_EVK) || (!LVGL_TRUE_DOUBLE_BUFFERED && LVGL)
(Includes any dependencies from if’s and menus.)
Defaults¶
- 16 if
LVGL&& (BOARD_MIMXRT1050_EVK||BOARD_MIMXRT1050_EVK_QSPI) - 16 if
LVGL&& (BOARD_MIMXRT1060_EVK||BOARD_MIMXRT1060_EVK_HYPERFLASH) - 16 if
LVGL&&BOARD_MIMXRT1064_EVK - 10 if !
LVGL_TRUE_DOUBLE_BUFFERED&&LVGL
Kconfig definitions¶
At boards/arm/mimxrt1050_evk/Kconfig.defconfig:85
Included via Kconfig:10 → Kconfig.zephyr:21
Menu path: (top menu)
config LVGL_VDB_SIZE
int
default 16 if LVGL && (BOARD_MIMXRT1050_EVK || BOARD_MIMXRT1050_EVK_QSPI)
depends on LVGL && (BOARD_MIMXRT1050_EVK || BOARD_MIMXRT1050_EVK_QSPI)
At boards/arm/mimxrt1060_evk/Kconfig.defconfig:53
Included via Kconfig:10 → Kconfig.zephyr:21
Menu path: (top menu)
config LVGL_VDB_SIZE
int
default 16 if LVGL && (BOARD_MIMXRT1060_EVK || BOARD_MIMXRT1060_EVK_HYPERFLASH)
depends on LVGL && (BOARD_MIMXRT1060_EVK || BOARD_MIMXRT1060_EVK_HYPERFLASH)
At boards/arm/mimxrt1064_evk/Kconfig.defconfig:59
Included via Kconfig:10 → Kconfig.zephyr:21
Menu path: (top menu)
config LVGL_VDB_SIZE
int
default 16 if LVGL && BOARD_MIMXRT1064_EVK
depends on LVGL && BOARD_MIMXRT1064_EVK
At lib/gui/lvgl/Kconfig:185
Included via Kconfig:10 → Kconfig.zephyr:37 → lib/Kconfig:15 → lib/gui/Kconfig:9
Menu path: (top menu) → Additional libraries → Graphical user interface
config LVGL_VDB_SIZE
int
prompt "Virtual Display Buffer Size" if !LVGL_TRUE_DOUBLE_BUFFERED && LVGL
range 1 100 if !LVGL_TRUE_DOUBLE_BUFFERED && LVGL
default 10 if !LVGL_TRUE_DOUBLE_BUFFERED && LVGL
depends on !LVGL_TRUE_DOUBLE_BUFFERED && LVGL
help
Virtual Display Buffer (double buffering) size as a percentage of
total display size.
(Definitions include propagated dependencies, including from if’s and menus.)