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/**
* @file lv_draw_sw_blend_private.h
*
*/
#ifndef LV_DRAW_SW_BLEND_PRIVATE_H
#define LV_DRAW_SW_BLEND_PRIVATE_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "lv_draw_sw_blend.h"
#if LV_USE_DRAW_SW
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* TYPEDEFS
**********************/
struct lv_draw_sw_blend_dsc_t {
const lv_area_t * blend_area; /**< The area with absolute coordinates to draw on `layer->buf`
* will be clipped to `layer->clip_area` */
const void * src_buf; /**< Pointer to an image to blend. If set `fill_color` is ignored */
uint32_t src_stride;
lv_color_format_t src_color_format;
const lv_area_t * src_area;
lv_opa_t opa; /**< The overall opacity*/
lv_color_t color; /**< Fill color*/
const lv_opa_t * mask_buf; /**< NULL if ignored, or an alpha mask to apply on `blend_area`*/
lv_draw_sw_mask_res_t mask_res; /**< The result of the previous mask operation */
const lv_area_t * mask_area; /**< The area of `mask_buf` with absolute coordinates*/
int32_t mask_stride;
lv_blend_mode_t blend_mode; /**< E.g. LV_BLEND_MODE_ADDITIVE*/
};
struct lv_draw_sw_blend_fill_dsc_t {
void * dest_buf;
int32_t dest_w;
int32_t dest_h;
int32_t dest_stride;
const lv_opa_t * mask_buf;
int32_t mask_stride;
lv_color_t color;
lv_opa_t opa;
lv_area_t relative_area;
};
struct lv_draw_sw_blend_image_dsc_t {
void * dest_buf;
int32_t dest_w;
int32_t dest_h;
int32_t dest_stride;
const lv_opa_t * mask_buf;
int32_t mask_stride;
const void * src_buf;
int32_t src_stride;
lv_color_format_t src_color_format;
lv_opa_t opa;
lv_blend_mode_t blend_mode;
lv_area_t relative_area; /**< The blend area relative to the layer's buffer area. */
lv_area_t src_area; /**< The original src area. */
};
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
#endif /* LV_USE_DRAW_SW */
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_DRAW_SW_BLEND_PRIVATE_H*/
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