61be0bba52
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4213 42af7a65-404d-4744-a932-0658087f49c3
220 lines
7.3 KiB
C
220 lines
7.3 KiB
C
/****************************************************************************
|
|
* examples/nximage/nximage.h
|
|
*
|
|
* 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __APPS_EXAMPLES_NXIMAGE_NXIMAGE_H
|
|
#define __APPS_EXAMPLES_NXIMAGE_NXIMAGE_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <semaphore.h>
|
|
|
|
#include <nuttx/nx/nx.h>
|
|
#include <nuttx/nx/nxglib.h>
|
|
|
|
/****************************************************************************
|
|
* Definitions
|
|
****************************************************************************/
|
|
|
|
/* Configuration ************************************************************/
|
|
|
|
#ifndef CONFIG_NX
|
|
# error "NX is not enabled (CONFIG_NX)"
|
|
#endif
|
|
|
|
#ifndef CONFIG_EXAMPLES_NXIMAGE_VPLANE
|
|
# define CONFIG_EXAMPLES_NXIMAGE_VPLANE 0
|
|
#endif
|
|
|
|
#ifndef CONFIG_EXAMPLES_NXIMAGE_BPP
|
|
# define CONFIG_EXAMPLES_NXIMAGE_BPP 16
|
|
#endif
|
|
|
|
#if defined(CONFIG_EXAMPLES_NXIMAGE_XSCALEp5)
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5)
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALEp5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0)
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALEp5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5
|
|
#else
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALEp5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0
|
|
# define CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0 1
|
|
#endif
|
|
|
|
#if defined(CONFIG_EXAMPLES_NXIMAGE_YSCALEp5)
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5)
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALEp5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0)
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALEp5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5
|
|
#else
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALEp5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5
|
|
# undef CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0
|
|
# define CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0 1
|
|
#endif
|
|
|
|
/* Debug ********************************************************************/
|
|
|
|
#ifdef CONFIG_CPP_HAVE_VARARGS
|
|
# ifdef CONFIG_DEBUG
|
|
# define message(...) lib_lowprintf(__VA_ARGS__)
|
|
# define msgflush()
|
|
# else
|
|
# define message(...) printf(__VA_ARGS__)
|
|
# define msgflush() fflush(stdout)
|
|
# endif
|
|
#else
|
|
# ifdef CONFIG_DEBUG
|
|
# define message lib_lowprintf
|
|
# define msgflush()
|
|
# else
|
|
# define message printf
|
|
# define msgflush() fflush(stdout)
|
|
# endif
|
|
#endif
|
|
|
|
/* Image Information ********************************************************/
|
|
|
|
#define IMAGE_HEIGHT 160 /* Number of rows in the raw image */
|
|
#define IMAGE_WIDTH 160 /* Number of columns in the raw image */
|
|
|
|
#if defined(CONFIG_EXAMPLES_NXIMAGE_XSCALEp5)
|
|
# define SCALED_WIDTH 80 /* Number of columns in the scaled image */
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5)
|
|
# define SCALED_WIDTH 240 /* Number of columns in the scaled image */
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0)
|
|
# define SCALED_WIDTH 320 /* Number of columns in the scaled image */
|
|
#else
|
|
# define SCALED_WIDTH 160 /* Number of columns in the scaled image */
|
|
#endif
|
|
|
|
#if defined(CONFIG_EXAMPLES_NXIMAGE_YSCALEp5)
|
|
# define SCALED_HEIGHT 80 /* Number of rows in the scaled image */
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5)
|
|
# define SCALED_HEIGHT 240 /* Number of rows in the scaled image */
|
|
#elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0)
|
|
# define SCALED_HEIGHT 320 /* Number of rows in the scaled image */
|
|
#else
|
|
# define SCALED_HEIGHT 160 /* Number of rows in the scaled image */
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Public Types
|
|
****************************************************************************/
|
|
|
|
enum exitcode_e
|
|
{
|
|
NXEXIT_SUCCESS = 0,
|
|
NXEXIT_EXTINITIALIZE,
|
|
NXEXIT_FBINITIALIZE,
|
|
NXEXIT_FBGETVPLANE,
|
|
NXEXIT_LCDINITIALIZE,
|
|
NXEXIT_LCDGETDEV,
|
|
NXEXIT_NXOPEN,
|
|
NXEXIT_NXREQUESTBKGD,
|
|
NXEXIT_NXSETBGCOLOR
|
|
};
|
|
|
|
struct nximage_data_s
|
|
{
|
|
/* The NX handles */
|
|
|
|
NXHANDLE hnx;
|
|
NXHANDLE hbkgd;
|
|
|
|
/* The screen resolution */
|
|
|
|
nxgl_coord_t xres;
|
|
nxgl_coord_t yres;
|
|
|
|
volatile bool havepos;
|
|
sem_t sem;
|
|
volatile int code;
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Public Variables
|
|
****************************************************************************/
|
|
|
|
/* NXIMAGE state data */
|
|
|
|
extern struct nximage_data_s g_nximage;
|
|
|
|
/* NX callback vtables */
|
|
|
|
extern const struct nx_callback_s g_bgcb;
|
|
|
|
/****************************************************************************
|
|
* Public Function Prototypes
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_EXAMPLES_NXIMAGE_EXTERNINIT
|
|
extern FAR NX_DRIVERTYPE *up_nxdrvinit(unsigned int devno);
|
|
#endif
|
|
|
|
/* Background window interfaces */
|
|
|
|
extern void nximage_image(NXWINDOW hwnd);
|
|
|
|
/* Image interfaces */
|
|
|
|
extern nxgl_mxpixel_t nximage_bgcolor(void);
|
|
extern nxgl_mxpixel_t nximage_avgcolor(nxgl_mxpixel_t color1, nxgl_mxpixel_t color2);
|
|
extern void nximage_blitrow(FAR nxgl_mxpixel_t *run, FAR const void **state);
|
|
|
|
#endif /* __APPS_EXAMPLES_NXIMAGE_NXIMAGE_H */
|