197 lines
6.9 KiB
C
197 lines
6.9 KiB
C
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/****************************************************************************
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* graphics/nxbe/nxbe_fbconfigure.c
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*
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* Copyright (C) 2008 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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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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/****************************************************************************
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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 <errno.h>
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#include <debug.h>
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#include "nxbe.h"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nxbe_fbconfigure
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*
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* Description:
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* Configure the back end state structure based on information from the
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* framebuffer driver
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*
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****************************************************************************/
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int nxbe_fbconfigure(FAR struct fb_vtable_s *fb, FAR struct nxbe_state_s *be)
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{
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int ret;
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int i;
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/* Get the video controller configuration */
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ret = fb->getvideoinfo(fb, &be->vinfo);
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if (ret < 0)
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{
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gdbg("Failed to get vinfo\n");
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return ret;
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}
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/* Check the number of color planes */
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if (be->vinfo.nplanes > CONFIG_NX_NPLANES)
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{
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gdbg("NX configured for only %d planes, controller wants %d\n",
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CONFIG_NX_NPLANES, be->vinfo.nplanes);
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return -E2BIG;
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}
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else if (be->vinfo.nplanes < CONFIG_NX_NPLANES)
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{
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gdbg("NX configured for %d planes, controller only needs %d\n",
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CONFIG_NX_NPLANES, be->vinfo.nplanes);
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}
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/* Then get information about each color plane */
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for (i = 0; i < be->vinfo.nplanes; i++)
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{
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ret = fb->getplaneinfo(fb, i, &be->plane[i].pinfo);
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if (ret < 0)
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{
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gdbg("Failed to get pinfo[%d]\n", i);
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return ret;
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}
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/* Select rasterizers to match the BPP reported for this plane.
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* NOTE that there are configuration options to eliminate support
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* for unused BPP values. If the unused BPP values are not suppressed
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* in this way, then ALL rasterizers will be drawn into the link and
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* will signicantly increase the size
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*/
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#ifndef CONFIG_NXGLIB_DISABLE_1BPP
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if (be->plane[i].pinfo.bpp == 1)
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{
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be->plane[i].fillrectangle = nxgl_fillrectangle_1bpp;
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be->plane[i].moverectangle = nxgl_moverectangle_1bpp;
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be->plane[i].copyrectangle = nxgl_copyrectangle_1bpp;
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}
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else
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#endif
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#ifndef CONFIG_NXGLIB_DISABLE_2BPP
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if (be->plane[i].pinfo.bpp == 2)
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{
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be->plane[i].fillrectangle = nxgl_fillrectangle_2bpp;
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be->plane[i].moverectangle = nxgl_moverectangle_2bpp;
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be->plane[i].copyrectangle = nxgl_copyrectangle_2bpp;
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}
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else
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#endif
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#ifndef CONFIG_NXGLIB_DISABLE_4BPP
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if (be->plane[i].pinfo.bpp == 4)
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{
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be->plane[i].fillrectangle = nxgl_fillrectangle_4bpp;
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be->plane[i].moverectangle = nxgl_moverectangle_4bpp;
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be->plane[i].copyrectangle = nxgl_copyrectangle_4bpp;
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}
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else
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#endif
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#ifndef CONFIG_NXGLIB_DISABLE_8BPP
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if (be->plane[i].pinfo.bpp == 8)
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{
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be->plane[i].fillrectangle = nxgl_fillrectangle_8bpp;
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be->plane[i].moverectangle = nxgl_moverectangle_8bpp;
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be->plane[i].copyrectangle = nxgl_copyrectangle_8bpp;
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}
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else
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#endif
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#ifndef CONFIG_NXGLIB_DISABLE_16BPP
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if (be->plane[i].pinfo.bpp == 16)
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{
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be->plane[i].fillrectangle = nxgl_fillrectangle_16bpp;
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be->plane[i].moverectangle = nxgl_moverectangle_16bpp;
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be->plane[i].copyrectangle = nxgl_copyrectangle_16bpp;
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}
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else
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#endif
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#ifndef CONFIG_NXGLIB_DISABLE_24BPP
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if (be->plane[i].pinfo.bpp == 24)
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{
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be->plane[i].fillrectangle = nxgl_fillrectangle_24bpp;
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be->plane[i].moverectangle = nxgl_moverectangle_24bpp;
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be->plane[i].copyrectangle = nxgl_copyrectangle_24bpp;
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}
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else
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#endif
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#ifndef CONFIG_NXGLIB_DISABLE_32BPP
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if (be->plane[i].pinfo.bpp == 32)
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{
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be->plane[i].fillrectangle = nxgl_fillrectangle_32bpp;
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be->plane[i].moverectangle = nxgl_moverectangle_32bpp;
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be->plane[i].copyrectangle = nxgl_copyrectangle_32bpp;
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}
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else
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#endif
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{
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gdbg("Unsupported pinfo[%d] BPP: %d\n", i, be->plane[i].pinfo.bpp);
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return -ENOSYS;
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}
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}
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return OK;
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}
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