142 lines
4.2 KiB
C
142 lines
4.2 KiB
C
/****************************************************************************
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* examples/ltdc/ltdc.h
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*
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* Copyright (C) 2015 Marco Krahl. All rights reserved.
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* Author: Marco Krahl <ocram.lhark@gmail.com>
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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_LTDC_LTDC_H
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#define _EXAMPLES_LTDC_LTDC_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 <sys/types.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <debug.h>
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#include <nuttx/video/rgbcolors.h>
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#include <nuttx/video/fb.h>
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#include <arch/chip/ltdc.h>
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#ifdef CONFIG_STM32_DMA2D
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# include <arch/chip/dma2d.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define LTDC_EXAMPLE_NCOLORS 5
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#ifdef CONFIG_STM32_LTDC_INTERFACE
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struct surface
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{
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struct fb_videoinfo_s vinfo;
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struct fb_planeinfo_s pinfo;
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FAR struct ltdc_layer_s *layer;
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#ifdef CONFIG_STM32_DMA2D
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FAR struct dma2d_layer_s *dma2d;
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#endif
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};
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# ifdef CONFIG_STM32_DMA2D
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struct dma2d_surface
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{
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struct fb_videoinfo_s vinfo;
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struct fb_planeinfo_s pinfo;
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FAR struct dma2d_layer_s *dma2d;
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};
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# endif
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#endif
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enum example_colors
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{
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LTDC_BLACK,
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LTDC_RED,
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LTDC_GREEN,
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LTDC_BLUE,
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LTDC_WHITE
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};
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static const uint32_t g_rgb24[LTDC_EXAMPLE_NCOLORS] =
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{
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RGB24_BLACK,
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RGB24_RED,
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RGB24_GREEN,
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RGB24_BLUE,
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RGB24_WHITE,
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};
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static const uint32_t g_rgb16[LTDC_EXAMPLE_NCOLORS] =
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{
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RGB16_BLACK,
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RGB16_RED,
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RGB16_GREEN,
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RGB16_BLUE,
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RGB16_WHITE,
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};
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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void ltdc_clrcolor(uint8_t *color, uint8_t value, size_t size);
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int ltdc_cmpcolor(uint8_t *color1, uint8_t *color2, size_t size);
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#ifdef CONFIG_FB_CMAP
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void ltdc_init_cmap(void);
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FAR struct fb_cmap_s * ltdc_createcmap(uint16_t ncolors);
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void ltdc_deletecmap(FAR struct fb_cmap_s *cmap);
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#endif
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uint32_t ltdc_color(FAR struct fb_videoinfo_s *vinfo, uint8_t color);
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void ltdc_simple_draw(FAR struct fb_videoinfo_s *vinfo,
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FAR struct fb_planeinfo_s *pinfo);
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#ifdef CONFIG_STM32_LTDC_L2
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void ltdc_drawcolor(FAR struct fb_videoinfo_s *vinfo, void *buffer,
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uint16_t xres, uint16_t yres, uint32_t color);
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#endif
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#ifdef CONFIG_STM32_LTDC_INTERFACE
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struct surface * ltdc_get_surface(uint32_t mode);
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#endif
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#ifdef CONFIG_STM32_DMA2D
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void ltdc_dma2d_main(void);
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#endif
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#endif /* _EXAMPLES_LTDC_LTDC_H */
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