283 lines
8.4 KiB
C
283 lines
8.4 KiB
C
/****************************************************************************
|
|
* examples/nximage/nximage_main.c
|
|
*
|
|
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <time.h>
|
|
#include <string.h>
|
|
#include <sched.h>
|
|
#include <pthread.h>
|
|
#include <errno.h>
|
|
#include <debug.h>
|
|
|
|
#ifdef CONFIG_NX_LCDDRIVER
|
|
# include <nuttx/lcd/lcd.h>
|
|
#else
|
|
# include <nuttx/video/fb.h>
|
|
#endif
|
|
|
|
#include <nuttx/arch.h>
|
|
#include <nuttx/nx/nx.h>
|
|
#include <nuttx/nx/nxglib.h>
|
|
#include <nuttx/nx/nxfonts.h>
|
|
|
|
#include "nximage.h"
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/* Configuration ************************************************************/
|
|
/* If not specified, assume that the hardware supports one video plane */
|
|
|
|
#ifndef CONFIG_EXAMPLES_NXIMAGE_VPLANE
|
|
# define CONFIG_EXAMPLES_NXIMAGE_VPLANE 0
|
|
#endif
|
|
|
|
/* If not specified, assume that the hardware supports one LCD device */
|
|
|
|
#ifndef CONFIG_EXAMPLES_NXIMAGE_DEVNO
|
|
# define CONFIG_EXAMPLES_NXIMAGE_DEVNO 0
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Private Types
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Private Function Prototypes
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Private Data
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Public Data
|
|
****************************************************************************/
|
|
|
|
struct nximage_data_s g_nximage =
|
|
{
|
|
NULL, /* hnx */
|
|
NULL, /* hbkgd */
|
|
0, /* xres */
|
|
0, /* yres */
|
|
false, /* havpos */
|
|
{ 0 }, /* sem */
|
|
NXEXIT_SUCCESS /* exit code */
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Private Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: nximage_initialize
|
|
*
|
|
* Description:
|
|
* Initialize the LCD or framebuffer device (single user mode only), then
|
|
* open NX.
|
|
*
|
|
****************************************************************************/
|
|
|
|
static inline int nximage_initialize(void)
|
|
{
|
|
FAR NX_DRIVERTYPE *dev;
|
|
|
|
#if defined(CONFIG_EXAMPLES_NXIMAGE_EXTERNINIT)
|
|
/* Use external graphics driver initialization */
|
|
|
|
message("nximage_initialize: Initializing external graphics device\n");
|
|
dev = up_nxdrvinit(CONFIG_EXAMPLES_NXIMAGE_DEVNO);
|
|
if (!dev)
|
|
{
|
|
message("nximage_initialize: up_nxdrvinit failed, devno=%d\n",
|
|
CONFIG_EXAMPLES_NXIMAGE_DEVNO);
|
|
g_nximage.code = NXEXIT_EXTINITIALIZE;
|
|
return ERROR;
|
|
}
|
|
|
|
#elif defined(CONFIG_NX_LCDDRIVER)
|
|
int ret;
|
|
|
|
/* Initialize the LCD device */
|
|
|
|
message("nximage_initialize: Initializing LCD\n");
|
|
ret = up_lcdinitialize();
|
|
if (ret < 0)
|
|
{
|
|
message("nximage_initialize: up_lcdinitialize failed: %d\n", -ret);
|
|
g_nximage.code = NXEXIT_LCDINITIALIZE;
|
|
return ERROR;
|
|
}
|
|
|
|
/* Get the device instance */
|
|
|
|
dev = up_lcdgetdev(CONFIG_EXAMPLES_NXIMAGE_DEVNO);
|
|
if (!dev)
|
|
{
|
|
message("nximage_initialize: up_lcdgetdev failed, devno=%d\n", CONFIG_EXAMPLES_NXIMAGE_DEVNO);
|
|
g_nximage.code = NXEXIT_LCDGETDEV;
|
|
return ERROR;
|
|
}
|
|
|
|
/* Turn the LCD on at 75% power */
|
|
|
|
(void)dev->setpower(dev, ((3*CONFIG_LCD_MAXPOWER + 3)/4));
|
|
#else
|
|
int ret;
|
|
|
|
/* Initialize the frame buffer device */
|
|
|
|
message("nximage_initialize: Initializing framebuffer\n");
|
|
ret = up_fbinitialize();
|
|
if (ret < 0)
|
|
{
|
|
message("nximage_initialize: up_fbinitialize failed: %d\n", -ret);
|
|
g_nximage.code = NXEXIT_FBINITIALIZE;
|
|
return ERROR;
|
|
}
|
|
|
|
dev = up_fbgetvplane(CONFIG_EXAMPLES_NXIMAGE_VPLANE);
|
|
if (!dev)
|
|
{
|
|
message("nximage_initialize: up_fbgetvplane failed, vplane=%d\n", CONFIG_EXAMPLES_NXIMAGE_VPLANE);
|
|
g_nximage.code = NXEXIT_FBGETVPLANE;
|
|
return ERROR;
|
|
}
|
|
#endif
|
|
|
|
/* Then open NX */
|
|
|
|
message("nximage_initialize: Open NX\n");
|
|
g_nximage.hnx = nx_open(dev);
|
|
if (!g_nximage.hnx)
|
|
{
|
|
message("nximage_initialize: nx_open failed: %d\n", errno);
|
|
g_nximage.code = NXEXIT_NXOPEN;
|
|
return ERROR;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: nximage_main
|
|
*
|
|
* Description:
|
|
* Main entry pointer. Configures the basic display resources.
|
|
*
|
|
****************************************************************************/
|
|
|
|
int nximage_main(int argc, char *argv[])
|
|
{
|
|
nxgl_mxpixel_t color;
|
|
int ret;
|
|
|
|
/* Initialize NX */
|
|
|
|
ret = nximage_initialize();
|
|
message("nximage_main: NX handle=%p\n", g_nximage.hnx);
|
|
if (!g_nximage.hnx || ret < 0)
|
|
{
|
|
message("nximage_main: Failed to get NX handle: %d\n", errno);
|
|
g_nximage.code = NXEXIT_NXOPEN;
|
|
goto errout;
|
|
}
|
|
|
|
/* Set the background to the configured background color */
|
|
|
|
color = nximage_bgcolor();
|
|
message("nximage_main: Set background color=%d\n", color);
|
|
|
|
ret = nx_setbgcolor(g_nximage.hnx, &color);
|
|
if (ret < 0)
|
|
{
|
|
message("nximage_main: nx_setbgcolor failed: %d\n", errno);
|
|
g_nximage.code = NXEXIT_NXSETBGCOLOR;
|
|
goto errout_with_nx;
|
|
}
|
|
|
|
/* Get the background window */
|
|
|
|
ret = nx_requestbkgd(g_nximage.hnx, &g_nximagecb, NULL);
|
|
if (ret < 0)
|
|
{
|
|
message("nximage_main: nx_setbgcolor failed: %d\n", errno);
|
|
g_nximage.code = NXEXIT_NXREQUESTBKGD;
|
|
goto errout_with_nx;
|
|
}
|
|
|
|
/* Wait until we have the screen resolution. We'll have this immediately
|
|
* unless we are dealing with the NX server.
|
|
*/
|
|
|
|
while (!g_nximage.havepos)
|
|
{
|
|
(void)sem_wait(&g_nximage.sem);
|
|
}
|
|
message("nximage_main: Screen resolution (%d,%d)\n", g_nximage.xres, g_nximage.yres);
|
|
|
|
/* Now, put up the NuttX logo and wait a bit so that it visible. */
|
|
|
|
nximage_image(g_nximage.hbkgd);
|
|
sleep(5);
|
|
|
|
/* Release background */
|
|
|
|
(void)nx_releasebkgd(g_nximage.hbkgd);
|
|
|
|
/* Close NX */
|
|
|
|
errout_with_nx:
|
|
message("nximage_main: Close NX\n");
|
|
nx_close(g_nximage.hnx);
|
|
errout:
|
|
return g_nximage.code;
|
|
}
|