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/**
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* @file lv_gpu_nxp_vglite.h
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*
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*/
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/**
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* MIT License
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*
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* Copyright 2020-2022 NXP
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next paragraph)
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* shall be included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef LV_GPU_NXP_VGLITE_H
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#define LV_GPU_NXP_VGLITE_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_NXP_VG_LITE
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#include "vg_lite.h"
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#include "../../sw/lv_draw_sw.h"
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#include "../../../misc/lv_log.h"
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#include "fsl_debug_console.h"
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/*********************
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* DEFINES
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*********************/
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/** Use this symbol as limit to disable feature (value has to be larger than supported resolution) */
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#define LV_GPU_NXP_VG_LITE_FEATURE_DISABLED (1920*1080+1)
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/** Stride in px required by VG-Lite HW. Don't change this. */
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#define LV_GPU_NXP_VG_LITE_STRIDE_ALIGN_PX 16U
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#ifndef LV_GPU_NXP_VG_LITE_LOG_ERRORS
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/** Enable logging of VG-Lite errors (\see LV_LOG_ERROR)*/
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#define LV_GPU_NXP_VG_LITE_LOG_ERRORS 1
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#endif
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#ifndef LV_GPU_NXP_VG_LITE_LOG_TRACES
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/** Enable logging of VG-Lite errors (\see LV_LOG_ERROR)*/
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#define LV_GPU_NXP_VG_LITE_LOG_TRACES 0
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#endif
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/* Draw rectangles around BLIT tiles */
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#define BLIT_DBG_AREAS 0
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/* Print detailed info to SDK console (NOT to LVGL log system) */
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#define BLIT_DBG_VERBOSE 0
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/* Verbose debug print */
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#if BLIT_DBG_VERBOSE
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#define PRINT_BLT PRINTF
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#else
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#define PRINT_BLT(...)
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#endif
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/* The optimal Bezier control point offset for radial unit
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* see: https://spencermortensen.com/articles/bezier-circle/
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**/
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#define BEZIER_OPTIM_CIRCLE 0.551915024494f
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/* Draw lines for control points of Bezier curves */
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#define BEZIER_DBG_CONTROL_POINTS 0
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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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/**
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* Fills vg_lite_buffer_t structure according given parameters.
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*
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* @param[in/out] vgbuf Buffer structure to be filled
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* @param[in] width Width of buffer in pixels
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* @param[in] height Height of buffer in pixels
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* @param[in] stride Stride of the buffer in bytes
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* @param[in] ptr Pointer to the buffer (must be aligned according VG-Lite requirements)
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* @param[in] source Boolean to check if this is a source buffer
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*/
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lv_res_t lv_vglite_init_buf(vg_lite_buffer_t * vgbuf, uint32_t width, uint32_t height, uint32_t stride,
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const lv_color_t * ptr, bool source);
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#if BLIT_DBG_AREAS
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/**
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* Draw a simple rectangle, 1 px line width.
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*
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* @param dest_buf Destination buffer
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* @param dest_width Destination buffer width (must be aligned on 16px)
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* @param dest_height Destination buffer height
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* @param fill_area Rectangle coordinates
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* @param color Rectangle color
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*/
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void lv_vglite_dbg_draw_rectangle(lv_color_t * dest_buf, lv_coord_t dest_width, lv_coord_t dest_height,
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lv_area_t * fill_area, lv_color_t color);
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#endif
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/**
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* Clean & invalidate cache.
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*/
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void lv_vglite_invalidate_cache(void);
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/**********************
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* MACROS
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**********************/
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#define VG_LITE_COND_STOP(cond, txt) \
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do { \
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if (cond) { \
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LV_LOG_ERROR("%s. STOP!", txt); \
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for ( ; ; ); \
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} \
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} while(0)
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#if LV_GPU_NXP_VG_LITE_LOG_ERRORS
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#define VG_LITE_ERR_RETURN_INV(err, fmt, ...) \
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do { \
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if(err != VG_LITE_SUCCESS) { \
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LV_LOG_ERROR(fmt, ##__VA_ARGS__); \
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return LV_RES_INV; \
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} \
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} while (0)
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#else
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#define VG_LITE_ERR_RETURN_INV(err, fmt, ...) \
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do { \
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if(err != VG_LITE_SUCCESS) { \
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return LV_RES_INV; \
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} \
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}while(0)
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#endif /*LV_GPU_NXP_VG_LITE_LOG_ERRORS*/
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#if LV_GPU_NXP_VG_LITE_LOG_TRACES
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#define VG_LITE_LOG_TRACE(fmt, ...) \
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do { \
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LV_LOG_ERROR(fmt, ##__VA_ARGS__); \
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} while (0)
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#define VG_LITE_RETURN_INV(fmt, ...) \
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do { \
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LV_LOG_ERROR(fmt, ##__VA_ARGS__); \
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return LV_RES_INV; \
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} while (0)
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#else
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#define VG_LITE_LOG_TRACE(fmt, ...) \
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do { \
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} while (0)
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#define VG_LITE_RETURN_INV(fmt, ...) \
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do { \
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return LV_RES_INV; \
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}while(0)
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#endif /*LV_GPU_NXP_VG_LITE_LOG_TRACES*/
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#endif /*LV_USE_GPU_NXP_VG_LITE*/
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#ifdef __cplusplus
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} /*extern "C"*/
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#endif
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#endif /*LV_GPU_NXP_VGLITE_H*/
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