/** * @file lv_gpu_nxp_pxp.h * */ /** * MIT License * * Copyright (c) 2020 NXP * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of * the Software, and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice (including the next paragraph) * shall be included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ #ifndef LV_SRC_LV_GPU_LV_GPU_NXP_PXP_H_ #define LV_SRC_LV_GPU_LV_GPU_NXP_PXP_H_ #ifdef __cplusplus extern "C" { #endif /********************* * INCLUDES *********************/ #include "../../lv_conf_internal.h" #if LV_USE_GPU_NXP_PXP #include "../misc/lv_area.h" #include "../misc/lv_color.h" /********************* * DEFINES *********************/ /** PXP module instance to use*/ #define LV_GPU_NXP_PXP_ID PXP /** PXP interrupt line I*/ #define LV_GPU_NXP_PXP_IRQ_ID PXP_IRQn #ifndef LV_GPU_NXP_PXP_BLIT_SIZE_LIMIT /** Minimum area (in pixels) for image copy with 100% opacity to be handled by PXP*/ #define LV_GPU_NXP_PXP_BLIT_SIZE_LIMIT 32 #endif #ifndef LV_GPU_NXP_PXP_BLIT_OPA_SIZE_LIMIT /** Minimum area (in pixels) for image copy with transparency to be handled by PXP*/ #define LV_GPU_NXP_PXP_BLIT_OPA_SIZE_LIMIT 16 #endif #ifndef LV_GPU_NXP_PXP_BUFF_SYNC_BLIT_SIZE_LIMIT /** Minimum invalidated area (in pixels) to be synchronized by PXP during buffer sync */ #define LV_GPU_NXP_PXP_BUFF_SYNC_BLIT_SIZE_LIMIT 32 #endif #ifndef LV_GPU_NXP_PXP_FILL_SIZE_LIMIT /** Minimum area (in pixels) to be filled by PXP with 100% opacity*/ #define LV_GPU_NXP_PXP_FILL_SIZE_LIMIT 64 #endif #ifndef LV_GPU_NXP_PXP_FILL_OPA_SIZE_LIMIT /** Minimum area (in pixels) to be filled by PXP with transparency*/ #define LV_GPU_NXP_PXP_FILL_OPA_SIZE_LIMIT 32 #endif /********************** * TYPEDEFS **********************/ /** * NXP PXP device configuration - call-backs used for * interrupt init/wait/deinit. */ typedef struct { /** Callback for PXP interrupt initialization*/ lv_res_t (*pxp_interrupt_init)(void); /** Callback for PXP interrupt de-initialization*/ void (*pxp_interrupt_deinit)(void); /** Callback that should start PXP and wait for operation complete*/ void (*pxp_run)(void); } lv_nxp_pxp_cfg_t; /********************** * STATIC VARIABLES **********************/ /********************** * MACROS **********************/ /********************** * GLOBAL FUNCTIONS **********************/ /** * Reset and initialize PXP device. This function should be called as a part * of display init sequence. * * @return LV_RES_OK: PXP init ok; LV_RES_INV: init error. See error log for more information. */ lv_res_t lv_gpu_nxp_pxp_init(lv_nxp_pxp_cfg_t * cfg); /** * Disable PXP device. Should be called during display deinit sequence. */ void lv_gpu_nxp_pxp_deinit(void); /** * Fill area, with optional opacity. * * @param[in/out] dest_buf destination buffer * @param[in] dest_width width (stride) of destination buffer in pixels * @param[in] fill_area area to fill * @param[in] color color * @param[in] opa transparency of the color */ void lv_gpu_nxp_pxp_fill(lv_color_t * dest_buf, lv_coord_t dest_width, const lv_area_t * fill_area, lv_color_t color, lv_opa_t opa); /** * @brief BLock Image Transfer - copy rectangular image from src buffer to dst buffer with effects. * * By default, image is copied directly, with optional opacity configured by \p opa. * Color keying can be enabled by calling lv_gpu_nxp_pxp_enable_color_key() before calling this function. * Recoloring can be enabled by calling lv_gpu_nxp_pxp_enable_recolor() before calling this function. * Note that color keying and recoloring at the same time is not supported and black rectangle is rendered. * * @param[in/out] dest destination buffer * @param[in] dest_width width (stride) of destination buffer in pixels * @param[in] src source buffer * @param[in] src_with width (stride) of source buffer in pixels * @param[in] copy_w width of area to be copied from src to dest * @param[in] copy_h height of area to be copied from src to dest * @param[in] opa opacity of the result */ void lv_gpu_nxp_pxp_blit(lv_color_t * dest, lv_coord_t dest_width, const lv_color_t * src, lv_coord_t src_width, lv_coord_t copy_width, lv_coord_t copy_height, lv_opa_t opa); /** * @brief Enable color keying for subsequent calls to lv_gpu_nxp_pxp_blit() * * Color key is defined by LV_COLOR_TRANSP symbol in lv_conf.h */ void lv_gpu_nxp_pxp_enable_color_key(void); /** * @brief Disable color keying for subsequent calls to lv_gpu_nxp_pxp_blit() * */ void lv_gpu_nxp_pxp_disable_color_key(void); /** * @brief Enable recolor feature for subsequent calls to lv_gpu_nxp_pxp_blit() * * @param[in] color recolor value * @param[in] opa effect opacity */ void lv_gpu_nxp_pxp_enable_recolor(lv_color_t color, lv_opa_t opa); /** * @brief Disable recolor feature for subsequent calls to lv_gpu_nxp_pxp_blit() */ void lv_gpu_nxp_pxp_disable_recolor(void); /********************** * STATIC FUNCTIONS **********************/ #endif /*LV_USE_GPU_NXP_PXP*/ #ifdef __cplusplus } /*extern "C"*/ #endif #endif /*LV_SRC_LV_GPU_LV_GPU_NXP_PXP_H_*/