lv_draw_sdl_composite.h

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#ifndef LV_DRAW_SDL_COMPOSITE_H
#define LV_DRAW_SDL_COMPOSITE_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
/*********************
 *      INCLUDES
 *********************/
 
#include "../../lv_conf_internal.h"
 
#include LV_GPU_SDL_INCLUDE_PATH
 
#include "lv_draw_sdl.h"
#include "../../misc/lv_area.h"
#include "../../misc/lv_color.h"
 
/*********************
 *      DEFINES
 *********************/
 
/**********************
 *      TYPEDEFS
 **********************/
 
typedef enum lv_draw_sdl_composite_texture_id_t {
    LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_STREAM0,
    LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_STREAM1,
    LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_TARGET0,
    LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_TARGET1,
    LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_TRANSFORM0,
} lv_draw_sdl_composite_texture_id_t;
 
/**********************
 * GLOBAL PROTOTYPES
 **********************/
 
bool lv_draw_sdl_composite_begin(lv_draw_sdl_ctx_t * ctx, const lv_area_t * coords_in, const lv_area_t * clip_in,
                                 const lv_area_t * extension, lv_blend_mode_t blend_mode, lv_area_t * coords_out,
                                 lv_area_t * clip_out, lv_area_t * apply_area);
 
void lv_draw_sdl_composite_end(lv_draw_sdl_ctx_t * ctx, const lv_area_t * apply_area, lv_blend_mode_t blend_mode);
 
SDL_Texture * lv_draw_sdl_composite_texture_obtain(lv_draw_sdl_ctx_t * ctx, lv_draw_sdl_composite_texture_id_t id,
                                                   lv_coord_t w, lv_coord_t h);
 
/**********************
 *      MACROS
 **********************/
 
#ifdef __cplusplus
} /*extern "C"*/
#endif
 
#endif /*LV_DRAW_SDL_COMPOSITE_H*/