mirror of
https://github.com/apache/nuttx-apps.git
synced 2025-10-20 04:26:04 +08:00
Add a NuttX logo image example
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3804 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
289
examples/nximage/nximage_main.c
Executable file
289
examples/nximage/nximage_main.c
Executable file
@@ -0,0 +1,289 @@
|
||||
/****************************************************************************
|
||||
* examples/nximage/nximage_main.c
|
||||
*
|
||||
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
*
|
||||
* 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/fb.h>
|
||||
#endif
|
||||
|
||||
#include <nuttx/arch.h>
|
||||
#include <nuttx/nx.h>
|
||||
#include <nuttx/nxglib.h>
|
||||
#include <nuttx/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: user_start/nximage_main
|
||||
*
|
||||
* Description:
|
||||
* Main entry pointer. Configures the basic display resources.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_EXAMPLES_NXIMAGE_BUILTIN
|
||||
# define MAIN_NAME nximage_main
|
||||
# define MAIN_NAME_STRING "nximage_main"
|
||||
#else
|
||||
# define MAIN_NAME user_start
|
||||
# define MAIN_NAME_STRING "user_start"
|
||||
#endif
|
||||
|
||||
int MAIN_NAME(int argc, char *argv[])
|
||||
{
|
||||
nxgl_mxpixel_t color;
|
||||
int ret;
|
||||
|
||||
/* Initialize NX */
|
||||
|
||||
ret = nximage_initialize();
|
||||
message(MAIN_NAME_STRING ": NX handle=%p\n", g_nximage.hnx);
|
||||
if (!g_nximage.hnx || ret < 0)
|
||||
{
|
||||
message(MAIN_NAME_STRING ": 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(MAIN_NAME_STRING ": Set background color=%d\n", color);
|
||||
|
||||
ret = nx_setbgcolor(g_nximage.hnx, &color);
|
||||
if (ret < 0)
|
||||
{
|
||||
message(MAIN_NAME_STRING ": 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_bgcb, NULL);
|
||||
if (ret < 0)
|
||||
{
|
||||
message(MAIN_NAME_STRING ": 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(MAIN_NAME_STRING ": Screen resolution (%d,%d)\n", g_nximage.xres, g_nximage.yres);
|
||||
|
||||
/* Now, put up the NuttX logo. */
|
||||
|
||||
nximage_image(g_nximage.hbkgd);
|
||||
|
||||
/* Release background */
|
||||
|
||||
(void)nx_releasebkgd(g_nximage.hbkgd);
|
||||
|
||||
/* Close NX */
|
||||
|
||||
errout_with_nx:
|
||||
message(MAIN_NAME_STRING ": Close NX\n");
|
||||
nx_close(g_nximage.hnx);
|
||||
errout:
|
||||
return g_nximage.code;
|
||||
}
|
||||
Reference in New Issue
Block a user