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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-04-17 03:52:05 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-04-17 03:52:05 +0000 |
commit | 04929030ff5ae1c13f22b36db29c58b9fbcebf87 (patch) | |
tree | 6fd337cd889aaa1606cebb459ad8ff3f2eaa00d8 /nuttx/graphics/nxglib/lcd/nxglib_fillrectangle.c | |
parent | 7acedfe75789174106ff09483c82b5edf527c076 (diff) | |
download | px4-nuttx-04929030ff5ae1c13f22b36db29c58b9fbcebf87.tar.gz px4-nuttx-04929030ff5ae1c13f22b36db29c58b9fbcebf87.tar.bz2 px4-nuttx-04929030ff5ae1c13f22b36db29c58b9fbcebf87.zip |
Framework for LCD rasterizers
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2598 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/graphics/nxglib/lcd/nxglib_fillrectangle.c')
-rwxr-xr-x | nuttx/graphics/nxglib/lcd/nxglib_fillrectangle.c | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/nuttx/graphics/nxglib/lcd/nxglib_fillrectangle.c b/nuttx/graphics/nxglib/lcd/nxglib_fillrectangle.c new file mode 100755 index 000000000..50f037afb --- /dev/null +++ b/nuttx/graphics/nxglib/lcd/nxglib_fillrectangle.c @@ -0,0 +1,116 @@ +/**************************************************************************** + * graphics/nxglib/lcd/nxglib_fillrectangle.c + * + * Copyright (C) 2010 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 <stdint.h> + +#include <nuttx/lcd.h> +#include <nuttx/nxglib.h> + +#include "nxglib_bitblit.h" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +#ifndef NXGLIB_SUFFIX +# error "NXGLIB_SUFFIX must be defined before including this header file" +#endif + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nxgl_fillrectangle_*bpp + * + * Descripton: + * Fill a rectangle region in the framebuffer memory with a fixed color + * + ****************************************************************************/ + +void NXGL_FUNCNAME(nxgl_fillrectangle,NXGLIB_SUFFIX) +(FAR struct lcd_planeinfo_s *pinfo, FAR const struct nxgl_rect_s *rect, nxgl_mxpixel_t color) +{ + unsigned int ncols; + unsigned int nrows; + unsigned int row; + unsigned int col; + + /* Get the dimensions of the rectange to fill in pixels */ + + ncols = rect->pt2.x - rect->pt1.x + 1; + nrows = rect->pt2.y - rect->pt1.y + 1; + + /* Fill the run buffer with the selected color */ + + for (col = 0; col < ncols; col++) + { +#if NXGLIB_BITSPERPIXEL < 8 +#elif + g_runbuffer +#endif + } + + /* Then fill the rectangle line-by-line */ + + for (row = 0; row < nrows; row++) + { + /* Draw the entire raster line */ + + (void)pinfo->putrun(row, rect->pt2.x, g_runbuffer, ncols); + } +} |