lv_draw_sw_blend_private.h

API reference for lv_draw_sw_blend_private.h

See Also: Public APIThis is the private implementation. See the public header for the stable interface.lv_draw_sw_blend.h

Structs

struct

_lv_draw_sw_blend_dsc_t

Member	Type	Description
blend_area	const lv_area_t *	The area with absolute coordinates to draw on layer->buf will be clipped to layer->clip_area
src_buf	const void *	Pointer to an image to blend. If set fill_color is ignored
src_stride	uint32_t
src_color_format	lv_color_format_t
src_area	const lv_area_t *
opa	lv_opa_t	The overall opacity
color	lv_color_t	Fill color
mask_buf	const lv_opa_t *	NULL if ignored, or an alpha mask to apply on blend_area
mask_res	lv_draw_sw_mask_res_t	The result of the previous mask operation
mask_area	const lv_area_t *	The area of mask_buf with absolute coordinates
mask_stride	int32_t
blend_mode	lv_blend_mode_t	E.g. LV_BLEND_MODE_ADDITIVE

struct

_lv_draw_sw_blend_fill_dsc_t

Member	Type	Description
dest_buf	void *
dest_w	int32_t
dest_h	int32_t
dest_stride	int32_t
mask_buf	const lv_opa_t *
mask_stride	int32_t
color	lv_color_t
opa	lv_opa_t
relative_area	lv_area_t

struct

_lv_draw_sw_blend_image_dsc_t

Member	Type	Description
dest_buf	void *
dest_w	int32_t
dest_h	int32_t
dest_stride	int32_t
mask_buf	const lv_opa_t *
mask_stride	int32_t
src_buf	const void *
src_stride	int32_t
src_color_format	lv_color_format_t
opa	lv_opa_t
blend_mode	lv_blend_mode_t
relative_area	lv_area_t	The blend area relative to the layer's buffer area.
src_area	lv_area_t	The original src area.

Dependencies