247 lines
8.7 KiB
C
247 lines
8.7 KiB
C
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/****************************************************************************
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* examples/pwlines/pwlines_internal.h
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*
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* Copyright (C) 2019 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __EXAMPLES_PWLINES_PWLINES_INTERNAL_H
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#define __EXAMPLES_PWLINES_PWLINES_INTERNAL_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <semaphore.h>
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#include <fixedmath.h>
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#include <nuttx/nx/nx.h>
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#include <nuttx/nx/nxtk.h>
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#include <nuttx/video/rgbcolors.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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/* Required NX Server Settings */
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#ifndef CONFIG_NX
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# error "NX is not enabled (CONFIG_NX)"
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#endif
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#ifdef CONFIG_DISABLE_MQUEUE
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# error "The multi-threaded example requires MQ support (CONFIG_DISABLE_MQUEUE=n)"
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#endif
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#ifdef CONFIG_DISABLE_PTHREAD
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# error "This example requires pthread support (CONFIG_DISABLE_PTHREAD=n)"
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#endif
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#ifndef CONFIG_NX_BLOCKING
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# error "This example depends on CONFIG_NX_BLOCKING"
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#endif
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/* Task priorities */
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#if CONFIG_EXAMPLES_PWLINES_CLIENT_PRIO >= CONFIG_EXAMPLES_PWLINES_LISTENER_PRIO || \
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CONFIG_EXAMPLES_PWLINES_CLIENT_PRIO >= CONFIG_NXSTART_SERVERPRIO
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# warning Client priority must be lower than both the listener and server priorities
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#endif
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#if CONFIG_EXAMPLES_PWLINES_LISTENER_PRIO >= CONFIG_NXSTART_SERVERPRIO
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# warning Listener priority must be lower than the server priority
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#endif
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/* Default colors */
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#ifndef CONFIG_EXAMPLES_PWLINES_BGCOLOR
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# if CONFIG_EXAMPLES_PWLINES_BPP == 24 || CONFIG_EXAMPLES_PWLINES_BPP == 32
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# define CONFIG_EXAMPLES_PWLINES_BGCOLOR 0x007b68ee
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# elif CONFIG_EXAMPLES_PWLINES_BPP == 16
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# define CONFIG_EXAMPLES_PWLINES_BGCOLOR 0x7b5d
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# else
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# define CONFIG_EXAMPLES_PWLINES_BGCOLOR ' '
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# endif
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_COLOR1
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# if CONFIG_EXAMPLES_PWLINES_BPP == 24 || CONFIG_EXAMPLES_PWLINES_BPP == 32
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# define CONFIG_EXAMPLES_PWLINES_COLOR1 RGB24_DARKGREEN
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# elif CONFIG_EXAMPLES_PWLINES_BPP == 16
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# define CONFIG_EXAMPLES_PWLINES_COLOR1 RGB16_DARKGREEN
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# else
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# define CONFIG_EXAMPLES_PWLINES_COLOR1 RGB8_DARKGREEN
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# endif
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_COLOR2
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# if CONFIG_EXAMPLES_PWLINES_BPP == 24 || CONFIG_EXAMPLES_PWLINES_BPP == 32
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# define CONFIG_EXAMPLES_PWLINES_COLOR2 RGB24_GREEN
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# elif CONFIG_EXAMPLES_PWLINES_BPP == 16
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# define CONFIG_EXAMPLES_PWLINES_COLOR2 RGB16_GREEN
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# else
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# define CONFIG_EXAMPLES_PWLINES_COLOR2 RGB8_GREEN
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# endif
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_COLOR3
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# if CONFIG_EXAMPLES_PWLINES_BPP == 24 || CONFIG_EXAMPLES_PWLINES_BPP == 32
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# define CONFIG_EXAMPLES_PWLINES_COLOR3 RGB24_LIGHTGREEN
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# elif CONFIG_EXAMPLES_PWLINES_BPP == 16
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# define CONFIG_EXAMPLES_PWLINES_COLOR3 RGB16_LIGHTGREEN
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# else
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# define CONFIG_EXAMPLES_PWLINES_COLOR3 RGB8_LIGHTGREEN
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# endif
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_BORDERWIDTH
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# define CONFIG_EXAMPLES_PWLINES_BORDERWIDTH 16
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_BORDERCOLOR
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# if CONFIG_EXAMPLES_PWLINES_BPP == 24 || CONFIG_EXAMPLES_PWLINES_BPP == 32
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# define CONFIG_EXAMPLES_PWLINES_BORDERCOLOR RGB24_YELLOW
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# elif CONFIG_EXAMPLES_PWLINES_BPP == 16
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# define CONFIG_EXAMPLES_PWLINES_BORDERCOLOR RGB16_YELLOW
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# else
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# define CONFIG_EXAMPLES_PWLINES_BORDERCOLOR RGB8_YELLOW
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# endif
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_FACECOLOR
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# if CONFIG_EXAMPLES_PWLINES_BPP == 24 || CONFIG_EXAMPLES_PWLINES_BPP == 32
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# define CONFIG_EXAMPLES_PWLINES_FACECOLOR RGB24_BEIGE
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# elif CONFIG_EXAMPLES_PWLINES_BPP == 16
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# define CONFIG_EXAMPLES_PWLINES_FACECOLOR RGB16_BEIGE
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# else
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# define CONFIG_EXAMPLES_PWLINES_FACECOLOR RGB8_BEIGE
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# endif
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_LINEWIDTH
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# define CONFIG_EXAMPLES_PWLINES_LINEWIDTH 16
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#endif
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#ifndef CONFIG_EXAMPLES_PWLINES_LINECOLOR
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# if CONFIG_EXAMPLES_PWLINES_BPP == 24 || CONFIG_EXAMPLES_PWLINES_BPP == 32
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# define CONFIG_EXAMPLES_PWLINES_LINECOLOR RGB24_GOLD
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# elif CONFIG_EXAMPLES_PWLINES_BPP == 16
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# define CONFIG_EXAMPLES_PWLINES_LINECOLOR RGB16_GOLD
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# else
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# define CONFIG_EXAMPLES_PWLINES_LINECOLOR RGB8_GOLD
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# endif
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#endif
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/* Helpers */
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#ifndef MIN
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# define MIN(a,b) (((a) < (b)) ? (a) : (b))
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#endif
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#ifndef MAX
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# define MAX(a,b) (((a) > (b)) ? (a) : (b))
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#endif
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* Describes the unique state of one window */
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struct pwlines_window_s
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{
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NXTKWINDOW hwnd; /* Window handle */
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nxgl_mxpixel_t color[CONFIG_NX_NPLANES]; /* Window color */
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struct nxgl_size_s size; /* Drawable window size */
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struct nxgl_point_s center; /* Circle center position */
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struct nxgl_vector_s previous; /* Previous line vector */
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nxgl_coord_t radius; /* Internal, drawable radius */
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b16_t angle; /* Current line angle */
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b16_t xmax; /* Max X position */
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b16_t ymax; /* Max Y position */
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b16_t xpos; /* Current X position */
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b16_t ypos; /* Current Y position */
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b16_t deltax; /* Current X speed */
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b16_t deltay; /* Current Y speed */
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};
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/* Describes the overall state of the example */
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struct pwlines_state_s
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{
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/* NX server */
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volatile bool haveres; /* True: Have screen resolution */
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volatile bool connected; /* True: Connected to server */
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sem_t semevent; /* Event wait semaphore */
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NXHANDLE hnx; /* Connection handle */
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/* Graphics hardware */
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nxgl_coord_t xres; /* Horizontal resolution */
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nxgl_coord_t yres; /* Vertical resolution */
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/* Image properties */
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nxgl_mxpixel_t facecolor[CONFIG_NX_NPLANES]; /* Color of circle center region */
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nxgl_mxpixel_t bordercolor[CONFIG_NX_NPLANES]; /* Color of circle border */
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nxgl_mxpixel_t linecolor[CONFIG_NX_NPLANES]; /* Color of rotating line */
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/* Window-specific state */
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struct pwlines_window_s wndo[3];
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};
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/* NX callback vtables */
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extern const struct nx_callback_s g_pwlines_wncb;
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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FAR void *pwlines_listener(FAR void *arg);
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void pwlines_circle(FAR struct pwlines_state_s *st);
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void pwlines_update(FAR struct pwlines_state_s *st);
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bool pwlines_motion(FAR struct pwlines_state_s *st);
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#endif /* __EXAMPLES_PWLINES_PWLINES_INTERNAL_H */
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