103 lines
2.8 KiB
C
103 lines
2.8 KiB
C
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/**
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* @file lv_draw_sdl_texture_cache.h
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*
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*/
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#ifndef LV_DRAW_SDL_TEXTURE_CACHE_H
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#define LV_DRAW_SDL_TEXTURE_CACHE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*********************
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* INCLUDES
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*********************/
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#include "../../lv_conf_internal.h"
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#if LV_USE_GPU_SDL
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#include LV_GPU_SDL_INCLUDE_PATH
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#include "lv_draw_sdl.h"
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#include "lv_draw_sdl_priv.h"
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#include "../../draw/lv_img_decoder.h"
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#include "../../misc/lv_area.h"
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/*********************
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* DEFINES
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*********************/
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#define LV_DRAW_SDL_DEC_DSC_TEXTURE_HEAD "@LVSDLTex"
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/**********************
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* TYPEDEFS
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**********************/
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typedef struct {
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char head[8];
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SDL_Texture * texture;
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SDL_Rect rect;
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bool texture_managed;
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bool texture_referenced;
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} lv_draw_sdl_dec_dsc_userdata_t;
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typedef enum {
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LV_GPU_CACHE_KEY_MAGIC_ARC = 0x01,
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LV_GPU_CACHE_KEY_MAGIC_IMG = 0x11,
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LV_GPU_CACHE_KEY_MAGIC_IMG_ROUNDED_CORNERS = 0x12,
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LV_GPU_CACHE_KEY_MAGIC_LINE = 0x21,
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LV_GPU_CACHE_KEY_MAGIC_RECT_BG = 0x31,
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LV_GPU_CACHE_KEY_MAGIC_RECT_SHADOW = 0x32,
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LV_GPU_CACHE_KEY_MAGIC_RECT_BORDER = 0x33,
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LV_GPU_CACHE_KEY_MAGIC_FONT_GLYPH = 0x41,
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LV_GPU_CACHE_KEY_MAGIC_MASK = 0x51,
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} lv_sdl_cache_key_magic_t;
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typedef enum {
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LV_DRAW_SDL_CACHE_FLAG_NONE = 0,
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LV_DRAW_SDL_CACHE_FLAG_MANAGED = 1,
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} lv_draw_sdl_cache_flag_t;
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typedef struct {
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lv_sdl_cache_key_magic_t magic;
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lv_img_src_t type;
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int32_t frame_id;
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} lv_draw_sdl_cache_key_head_img_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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void lv_draw_sdl_texture_cache_init(lv_draw_sdl_ctx_t * ctx);
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void lv_draw_sdl_texture_cache_deinit(lv_draw_sdl_ctx_t * ctx);
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/**
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* Find cached texture by key. The texture can be destroyed during usage.
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*/
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SDL_Texture * lv_draw_sdl_texture_cache_get(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length, bool * found);
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SDL_Texture * lv_draw_sdl_texture_cache_get_with_userdata(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length,
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bool * found, void ** userdata);
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void lv_draw_sdl_texture_cache_put(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length, SDL_Texture * texture);
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void lv_draw_sdl_texture_cache_put_advanced(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length,
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SDL_Texture * texture, void * userdata, void userdata_free(void *),
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lv_draw_sdl_cache_flag_t flags);
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lv_draw_sdl_cache_key_head_img_t * lv_draw_sdl_texture_img_key_create(const void * src, int32_t frame_id,
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size_t * size);
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/**********************
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* MACROS
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**********************/
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#endif /*LV_USE_GPU_SDL*/
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#ifdef __cplusplus
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} /*extern "C"*/
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#endif
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#endif /*LV_DRAW_SDL_TEXTURE_CACHE_H*/
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