128 lines
5.2 KiB
C
128 lines
5.2 KiB
C
/****************************************************************************
|
|
* apps/graphics/traveler/include/trv_graphics.h
|
|
*
|
|
* Copyright (C) 2014, 2017 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_GRAPHICS_H
|
|
#define __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_GRAPHICS_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include "trv_types.h"
|
|
#include <semaphore.h>
|
|
|
|
#include <nuttx/video/fb.h>
|
|
#ifdef CONFIG_GRAPHICS_TRAVELER_NX
|
|
# include <nuttx/nx/nx.h>
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
#if defined(CONFIG_GRAPHICS_TRAVELER_RGB16_565)
|
|
# define TRV_BPP 16
|
|
# define TRV_COLOR_FMT FB_FMT_RGB16_565
|
|
#elif defined(CONFIG_GRAPHICS_TRAVELER_RGB32_888)
|
|
# define TRV_BPP 32
|
|
# define TRV_COLOR_FMT FB_FMT_RGB32
|
|
#else
|
|
# error No color format defined
|
|
#endif
|
|
|
|
#define MAX_REND_WIDTH 480
|
|
#define MAX_REND_HEIGHT 240
|
|
|
|
/****************************************************************************
|
|
* Public Types
|
|
****************************************************************************/
|
|
|
|
#if TRV_BPP == 16
|
|
typedef uint16_t dev_pixel_t; /* Width of one hardware pixel */
|
|
#elif TRV_BPP == 32
|
|
typedef uint32_t dev_pixel_t; /* Width of one hardware pixel */
|
|
#endif
|
|
|
|
struct trv_palette_s
|
|
{
|
|
int ncolors; /* Number of colors in the look-up table */
|
|
FAR dev_pixel_t *lut; /* Color lookup table */
|
|
};
|
|
|
|
struct trv_graphics_info_s
|
|
{
|
|
#ifdef CONFIG_GRAPHICS_TRAVELER_NX
|
|
NXHANDLE hnx; /* The connection handle */
|
|
NXHANDLE bgwnd; /* Background window handle */
|
|
#else
|
|
int fb; /* Framebuffer device file descriptor */
|
|
trv_coord_t xoffset; /* Horizontal offset to start of data (pixels) */
|
|
trv_coord_t yoffset; /* Vertical offset to start of data (rows) */
|
|
trv_coord_t stride; /* Length of a line (bytes) */
|
|
#endif
|
|
trv_coord_t xres; /* Physical display width (pixels) */
|
|
trv_coord_t yres; /* Physical display height (rows) */
|
|
trv_coord_t imgwidth; /* Width of visible display region (bytes) */
|
|
uint8_t xscale; /* Horizontal image scale factor */
|
|
uint8_t yscale; /* Vertical image scale factor */
|
|
struct trv_palette_s palette; /* Color palette */
|
|
FAR dev_pixel_t *hwbuffer; /* Hardware frame buffer */
|
|
FAR trv_pixel_t *swbuffer; /* Software render buffer */
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Public Data
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_GRAPHICS_TRAVELER_NX
|
|
extern FAR const struct nx_callback_s *g_trv_nxcallback;
|
|
extern sem_t g_trv_nxevent;
|
|
extern volatile bool g_trv_nxresolution;
|
|
extern volatile bool g_trv_nxrconnected;
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Public Function Prototypes
|
|
****************************************************************************/
|
|
|
|
int trv_graphics_initialize(FAR struct trv_graphics_info_s *ginfo);
|
|
void trv_graphics_terminate(FAR struct trv_graphics_info_s *ginfo);
|
|
trv_pixel_t trv_graphics_index2pixel(int index);
|
|
void trv_display_update(struct trv_graphics_info_s *fb);
|
|
trv_pixel_t *trv_get_renderbuffer(uint16_t width, uint16_t height);
|
|
FAR void *trv_nxlistener(FAR void *arg);
|
|
|
|
#endif /* __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_GRAPHICS_H */
|