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@@ -0,0 +1,96 @@
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/**
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* @file lv_draw_sdl.h
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*
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*/
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#ifndef LV_DRAW_SDL_H
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#define LV_DRAW_SDL_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 "liblvgl/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.h"
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#include "../../core/lv_disp.h"
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/*********************
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* DEFINES
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*********************/
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#if SDL_BYTEORDER == SDL_BIG_ENDIAN
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#define LV_DRAW_SDL_TEXTURE_FORMAT SDL_PIXELFORMAT_ARGB8888
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#else
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#define LV_DRAW_SDL_TEXTURE_FORMAT SDL_PIXELFORMAT_RGBA8888
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#endif
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/**********************
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* TYPEDEFS
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**********************/
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struct lv_draw_sdl_context_internals_t;
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typedef struct {
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/**
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* Render for display driver
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*/
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SDL_Renderer * renderer;
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void * user_data;
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} lv_draw_sdl_drv_param_t;
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typedef struct {
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lv_draw_ctx_t base_draw;
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SDL_Renderer * renderer;
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struct lv_draw_sdl_context_internals_t * internals;
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} lv_draw_sdl_ctx_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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void lv_draw_sdl_init_ctx(lv_disp_drv_t * disp_drv, lv_draw_ctx_t * draw_ctx);
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/**
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* @brief Free caches
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*
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*/
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void lv_draw_sdl_deinit_ctx(lv_disp_drv_t * disp_drv, lv_draw_ctx_t * draw_ctx);
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SDL_Texture * lv_draw_sdl_create_screen_texture(SDL_Renderer * renderer, lv_coord_t hor, lv_coord_t ver);
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/*======================
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* Add/remove functions
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*=====================*/
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/*=====================
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* Setter functions
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*====================*/
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/*=====================
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* Getter functions
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*====================*/
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/*=====================
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* Other functions
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*====================*/
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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_H*/
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@@ -0,0 +1,73 @@
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/**
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* @file lv_draw_sdl_composite.h
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*
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*/
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#ifndef LV_DRAW_SDL_COMPOSITE_H
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#define LV_DRAW_SDL_COMPOSITE_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 "liblvgl/lv_conf_internal.h"
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#include LV_GPU_SDL_INCLUDE_PATH
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#include "lv_draw_sdl.h"
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#include "liblvgl/misc/lv_area.h"
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#include "liblvgl/misc/lv_color.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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typedef enum lv_draw_sdl_composite_texture_id_t {
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LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_STREAM0,
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LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_STREAM1,
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LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_TARGET0,
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LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_TARGET1,
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LV_DRAW_SDL_COMPOSITE_TEXTURE_ID_TRANSFORM0,
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} lv_draw_sdl_composite_texture_id_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/**
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* Begin drawing with mask. Render target will be switched to a temporary texture,
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* and drawing coordinates may get clipped or translated
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* @param coords_in Original coordinates
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* @param clip_in Original clip area
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* @param extension Useful for shadows or outlines, can be NULL
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* @param coords_out Translated coords
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* @param clip_out Translated clip area
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* @param apply_area Area of actual composited texture will be drawn
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* @return true if there are any mask needs to be drawn, false otherwise
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*/
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bool lv_draw_sdl_composite_begin(lv_draw_sdl_ctx_t * ctx, const lv_area_t * coords_in, const lv_area_t * clip_in,
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const lv_area_t * extension, lv_blend_mode_t blend_mode, lv_area_t * coords_out,
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lv_area_t * clip_out, lv_area_t * apply_area);
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void lv_draw_sdl_composite_end(lv_draw_sdl_ctx_t * ctx, const lv_area_t * apply_area, lv_blend_mode_t blend_mode);
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SDL_Texture * lv_draw_sdl_composite_texture_obtain(lv_draw_sdl_ctx_t * ctx, lv_draw_sdl_composite_texture_id_t id,
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lv_coord_t w, lv_coord_t h);
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/**********************
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* MACROS
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**********************/
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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_COMPOSITE_H*/
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@@ -0,0 +1,72 @@
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/**
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* @file lv_draw_sdl_img.h
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*
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*/
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#ifndef LV_DRAW_SDL_IMG_H
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#define LV_DRAW_SDL_IMG_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 "liblvgl/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.h"
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#include "lv_draw_sdl_texture_cache.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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typedef struct lv_draw_sdl_img_header_t {
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lv_img_header_t base;
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SDL_Rect rect;
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} lv_draw_sdl_img_header_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/*======================
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* Add/remove functions
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*=====================*/
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/*=====================
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* Setter functions
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*====================*/
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/*=====================
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* Getter functions
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*====================*/
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/*=====================
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* Other functions
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*====================*/
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bool lv_draw_sdl_img_load_texture(lv_draw_sdl_ctx_t * ctx, lv_draw_sdl_cache_key_head_img_t * key, size_t key_size,
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const void * src, int32_t frame_id, SDL_Texture ** texture,
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lv_draw_sdl_img_header_t ** header);
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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_IMG_H*/
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@@ -0,0 +1,55 @@
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/**
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* @file lv_draw_sdl_refr.h
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*
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*/
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#ifndef LV_TEMPL_H
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#define LV_TEMPL_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_draw_sdl.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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typedef struct _lv_draw_sdl_layer_ctx_t {
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lv_draw_layer_ctx_t base;
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SDL_Texture * orig_target;
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SDL_Texture * target;
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SDL_Rect target_rect;
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lv_draw_layer_flags_t flags;
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} lv_draw_sdl_layer_ctx_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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lv_draw_layer_ctx_t * lv_draw_sdl_layer_init(lv_draw_ctx_t * draw_ctx, lv_draw_layer_ctx_t * layer_ctx,
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lv_draw_layer_flags_t flags);
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void lv_draw_sdl_layer_blend(lv_draw_ctx_t * draw_ctx, lv_draw_layer_ctx_t * transform_ctx,
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const lv_draw_img_dsc_t * draw_dsc);
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void lv_draw_sdl_layer_destroy(lv_draw_ctx_t * draw_ctx, lv_draw_layer_ctx_t * layer_ctx);
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void lv_draw_sdl_transform_areas_offset(lv_draw_sdl_ctx_t * ctx, bool has_composite, lv_area_t * apply_area,
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lv_area_t * coords, lv_area_t * clip);
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/**********************
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* MACROS
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**********************/
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#ifdef __cplusplus
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} /*extern "C"*/
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#endif
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#endif /*LV_TEMPL_H*/
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@@ -0,0 +1,51 @@
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/**
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* @file lv_draw_sdl_mask.h
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*
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*/
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#ifndef LV_DRAW_SDL_MASK_H
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#define LV_DRAW_SDL_MASK_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 "liblvgl/lv_conf_internal.h"
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#include LV_GPU_SDL_INCLUDE_PATH
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#include "lv_draw_sdl.h"
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#include "liblvgl/misc/lv_area.h"
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#include "liblvgl/misc/lv_color.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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lv_opa_t * lv_draw_sdl_mask_dump_opa(const lv_area_t * coords, const int16_t * ids, int16_t ids_count);
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SDL_Texture * lv_draw_sdl_mask_dump_texture(SDL_Renderer * renderer, const lv_area_t * coords, const int16_t * ids,
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int16_t ids_count);
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/**********************
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* MACROS
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**********************/
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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_MASK_H*/
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@@ -0,0 +1,72 @@
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/**
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* @file lv_draw_sdl_priv.h
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*
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*/
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#ifndef LV_DRAW_SDL_PRIV_H
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#define LV_DRAW_SDL_PRIV_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 "liblvgl/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.h"
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#include "../../misc/lv_lru.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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typedef struct lv_draw_sdl_context_internals_t {
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lv_lru_t * texture_cache;
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SDL_Texture * mask;
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SDL_Texture * composition;
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SDL_Texture * target_backup;
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uint8_t transform_count;
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} lv_draw_sdl_context_internals_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/*======================
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||||
* Add/remove functions
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||||
*=====================*/
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||||
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||||
/*=====================
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||||
* Setter functions
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||||
*====================*/
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||||
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||||
/*=====================
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||||
* Getter functions
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||||
*====================*/
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||||
|
||||
/*=====================
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* Other functions
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||||
*====================*/
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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_PRIV_H*/
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@@ -0,0 +1,75 @@
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/**
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* @file lv_draw_sdl_rect.h
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*
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*/
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#ifndef LV_DRAW_SDL_RECT_H
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#define LV_DRAW_SDL_RECT_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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||||
#include "liblvgl/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.h"
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#include "lv_draw_sdl_texture_cache.h"
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/*********************
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* DEFINES
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||||
*********************/
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||||
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||||
/**********************
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||||
* TYPEDEFS
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||||
**********************/
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typedef struct lv_draw_sdl_rect_header_t {
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lv_img_header_t base;
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SDL_Rect rect;
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} lv_draw_sdl_rect_header_t;
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/**********************
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||||
* GLOBAL PROTOTYPES
|
||||
**********************/
|
||||
|
||||
/*======================
|
||||
* Add/remove functions
|
||||
*=====================*/
|
||||
|
||||
/*=====================
|
||||
* Setter functions
|
||||
*====================*/
|
||||
|
||||
/*=====================
|
||||
* Getter functions
|
||||
*====================*/
|
||||
|
||||
/*=====================
|
||||
* Other functions
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||||
*====================*/
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||||
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||||
SDL_Texture * lv_draw_sdl_rect_bg_frag_obtain(lv_draw_sdl_ctx_t * ctx, lv_coord_t radius);
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void lv_draw_sdl_rect_bg_frag_draw_corners(lv_draw_sdl_ctx_t * ctx, SDL_Texture * frag, lv_coord_t frag_size,
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const lv_area_t * coords, const lv_area_t * clip, bool full);
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||||
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||||
/**********************
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||||
* MACROS
|
||||
**********************/
|
||||
|
||||
#endif /*LV_USE_GPU_SDL*/
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||||
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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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||||
#endif /*LV_DRAW_SDL_RECT_H*/
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@@ -0,0 +1,46 @@
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/**
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* @file lv_draw_sdl_stack_blur.h
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*
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||||
*/
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#ifndef LV_DRAW_SDL_STACK_BLUR_H
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#define LV_DRAW_SDL_STACK_BLUR_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
|
||||
*********************/
|
||||
|
||||
#include "liblvgl/lv_conf_internal.h"
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||||
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||||
#if LV_USE_GPU_SDL
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||||
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||||
#include "../../misc/lv_color.h"
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||||
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||||
/*********************
|
||||
* DEFINES
|
||||
*********************/
|
||||
|
||||
/**********************
|
||||
* TYPEDEFS
|
||||
**********************/
|
||||
|
||||
/**********************
|
||||
* GLOBAL PROTOTYPES
|
||||
**********************/
|
||||
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||||
void lv_stack_blur_grayscale(lv_opa_t * buf, uint16_t w, uint16_t h, uint16_t r);
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||||
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||||
/**********************
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||||
* MACROS
|
||||
**********************/
|
||||
|
||||
#endif /*LV_USE_GPU_SDL*/
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||||
|
||||
#ifdef __cplusplus
|
||||
} /*extern "C"*/
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||||
#endif
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||||
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||||
#endif /*LV_DRAW_SDL_STACK_BLUR_H*/
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||||
@@ -0,0 +1,102 @@
|
||||
/**
|
||||
* @file lv_draw_sdl_texture_cache.h
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef LV_DRAW_SDL_TEXTURE_CACHE_H
|
||||
#define LV_DRAW_SDL_TEXTURE_CACHE_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/*********************
|
||||
* INCLUDES
|
||||
*********************/
|
||||
|
||||
#include "liblvgl/lv_conf_internal.h"
|
||||
|
||||
#if LV_USE_GPU_SDL
|
||||
|
||||
#include LV_GPU_SDL_INCLUDE_PATH
|
||||
#include "lv_draw_sdl.h"
|
||||
#include "lv_draw_sdl_priv.h"
|
||||
#include "../../draw/lv_img_decoder.h"
|
||||
#include "../../misc/lv_area.h"
|
||||
|
||||
/*********************
|
||||
* DEFINES
|
||||
*********************/
|
||||
|
||||
#define LV_DRAW_SDL_DEC_DSC_TEXTURE_HEAD "@LVSDLTex"
|
||||
|
||||
/**********************
|
||||
* TYPEDEFS
|
||||
**********************/
|
||||
|
||||
typedef struct {
|
||||
char head[8];
|
||||
SDL_Texture * texture;
|
||||
SDL_Rect rect;
|
||||
bool texture_managed;
|
||||
bool texture_referenced;
|
||||
} lv_draw_sdl_dec_dsc_userdata_t;
|
||||
|
||||
typedef enum {
|
||||
LV_GPU_CACHE_KEY_MAGIC_ARC = 0x01,
|
||||
LV_GPU_CACHE_KEY_MAGIC_IMG = 0x11,
|
||||
LV_GPU_CACHE_KEY_MAGIC_IMG_ROUNDED_CORNERS = 0x12,
|
||||
LV_GPU_CACHE_KEY_MAGIC_LINE = 0x21,
|
||||
LV_GPU_CACHE_KEY_MAGIC_RECT_BG = 0x31,
|
||||
LV_GPU_CACHE_KEY_MAGIC_RECT_SHADOW = 0x32,
|
||||
LV_GPU_CACHE_KEY_MAGIC_RECT_BORDER = 0x33,
|
||||
LV_GPU_CACHE_KEY_MAGIC_FONT_GLYPH = 0x41,
|
||||
LV_GPU_CACHE_KEY_MAGIC_MASK = 0x51,
|
||||
} lv_sdl_cache_key_magic_t;
|
||||
|
||||
typedef enum {
|
||||
LV_DRAW_SDL_CACHE_FLAG_NONE = 0,
|
||||
LV_DRAW_SDL_CACHE_FLAG_MANAGED = 1,
|
||||
} lv_draw_sdl_cache_flag_t;
|
||||
|
||||
typedef struct {
|
||||
lv_sdl_cache_key_magic_t magic;
|
||||
lv_img_src_t type;
|
||||
int32_t frame_id;
|
||||
} lv_draw_sdl_cache_key_head_img_t;
|
||||
|
||||
/**********************
|
||||
* GLOBAL PROTOTYPES
|
||||
**********************/
|
||||
|
||||
void lv_draw_sdl_texture_cache_init(lv_draw_sdl_ctx_t * ctx);
|
||||
|
||||
void lv_draw_sdl_texture_cache_deinit(lv_draw_sdl_ctx_t * ctx);
|
||||
|
||||
/**
|
||||
* Find cached texture by key. The texture can be destroyed during usage.
|
||||
*/
|
||||
SDL_Texture * lv_draw_sdl_texture_cache_get(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length, bool * found);
|
||||
|
||||
SDL_Texture * lv_draw_sdl_texture_cache_get_with_userdata(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length,
|
||||
bool * found, void ** userdata);
|
||||
|
||||
void lv_draw_sdl_texture_cache_put(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length, SDL_Texture * texture);
|
||||
|
||||
void lv_draw_sdl_texture_cache_put_advanced(lv_draw_sdl_ctx_t * ctx, const void * key, size_t key_length,
|
||||
SDL_Texture * texture, void * userdata, void userdata_free(void *),
|
||||
lv_draw_sdl_cache_flag_t flags);
|
||||
|
||||
lv_draw_sdl_cache_key_head_img_t * lv_draw_sdl_texture_img_key_create(const void * src, int32_t frame_id,
|
||||
size_t * size);
|
||||
|
||||
/**********************
|
||||
* MACROS
|
||||
**********************/
|
||||
#endif /*LV_USE_GPU_SDL*/
|
||||
|
||||
#ifdef __cplusplus
|
||||
} /*extern "C"*/
|
||||
#endif
|
||||
|
||||
#endif /*LV_DRAW_SDL_TEXTURE_CACHE_H*/
|
||||
@@ -0,0 +1,65 @@
|
||||
/**
|
||||
* @file lv_draw_sdl_utils.h
|
||||
*
|
||||
*/
|
||||
#ifndef LV_DRAW_SDL_UTILS_H
|
||||
#define LV_DRAW_SDL_UTILS_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/*********************
|
||||
* INCLUDES
|
||||
*********************/
|
||||
|
||||
#include "liblvgl/lv_conf_internal.h"
|
||||
#if LV_USE_GPU_SDL
|
||||
|
||||
#include "lv_draw_sdl.h"
|
||||
#include "../../misc/lv_color.h"
|
||||
#include "../../misc/lv_area.h"
|
||||
|
||||
#include LV_GPU_SDL_INCLUDE_PATH
|
||||
|
||||
/*********************
|
||||
* DEFINES
|
||||
*********************/
|
||||
|
||||
/**********************
|
||||
* TYPEDEFS
|
||||
**********************/
|
||||
|
||||
/**********************
|
||||
* GLOBAL PROTOTYPES
|
||||
**********************/
|
||||
|
||||
void _lv_draw_sdl_utils_init();
|
||||
|
||||
void _lv_draw_sdl_utils_deinit();
|
||||
|
||||
void lv_area_to_sdl_rect(const lv_area_t * in, SDL_Rect * out);
|
||||
|
||||
void lv_color_to_sdl_color(const lv_color_t * in, SDL_Color * out);
|
||||
|
||||
void lv_area_zoom_to_sdl_rect(const lv_area_t * in, SDL_Rect * out, uint16_t zoom, const lv_point_t * pivot);
|
||||
|
||||
SDL_Palette * lv_sdl_alloc_palette_for_bpp(const uint8_t * mapping, uint8_t bpp);
|
||||
|
||||
SDL_Surface * lv_sdl_create_opa_surface(lv_opa_t * opa, lv_coord_t width, lv_coord_t height, lv_coord_t stride);
|
||||
|
||||
SDL_Texture * lv_sdl_create_opa_texture(SDL_Renderer * renderer, lv_opa_t * pixels, lv_coord_t width,
|
||||
lv_coord_t height, lv_coord_t stride);
|
||||
|
||||
void lv_sdl_to_8bpp(uint8_t * dest, const uint8_t * src, int width, int height, int stride, uint8_t bpp);
|
||||
|
||||
/**********************
|
||||
* MACROS
|
||||
**********************/
|
||||
|
||||
#endif /*LV_USE_GPU_SDL*/
|
||||
#ifdef __cplusplus
|
||||
} /*extern "C"*/
|
||||
#endif
|
||||
|
||||
#endif /*LV_DRAW_SDL_UTILS_H*/
|
||||
Reference in new issue
Block a user