/**************************************************************************** * graphics/nxbe/nxbe_configure.c * * Copyright (C) 2008-2010 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 #include #include #include #include "nxbe.h" /**************************************************************************** * Pre-Processor Definitions ****************************************************************************/ #ifndef CONFIG_NX_BGCOLOR # define CONFIG_NX_BGCOLOR 0 #endif /**************************************************************************** * Private Types ****************************************************************************/ /**************************************************************************** * Private Data ****************************************************************************/ static const nxgl_mxpixel_t g_bgcolor[CONFIG_NX_NPLANES] = { CONFIG_NX_BGCOLOR #if CONFIG_NX_NPLANES > 1 # warning Missing logic for multiple color planes #endif }; /**************************************************************************** * Public Data ****************************************************************************/ /**************************************************************************** * Private Functions ****************************************************************************/ /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * Name: nxbe_configure * * Description: * Configure the back end state structure based on information from the * framebuffer driver * ****************************************************************************/ int nxbe_configure(FAR NX_DRIVERTYPE *dev, FAR struct nxbe_state_s *be) { int ret; int i; /* Get the video controller configuration */ ret = dev->getvideoinfo(dev, &be->vinfo); if (ret < 0) { gdbg("Failed to get vinfo\n"); return ret; } /* Set the initial background color */ nxgl_colorcopy(be->bgcolor, g_bgcolor); /* Check the number of color planes */ #ifdef CONFIG_DEBUG if (be->vinfo.nplanes > CONFIG_NX_NPLANES) { gdbg("NX configured for only %d planes, controller wants %d\n", CONFIG_NX_NPLANES, be->vinfo.nplanes); return -E2BIG; } else if (be->vinfo.nplanes < CONFIG_NX_NPLANES) { gdbg("NX configured for %d planes, controller only needs %d\n", CONFIG_NX_NPLANES, be->vinfo.nplanes); } #endif /* Then get information about each color plane */ for (i = 0; i < be->vinfo.nplanes; i++) { ret = dev->getplaneinfo(dev, i, &be->plane[i].pinfo); if (ret < 0) { gdbg("Failed to get pinfo[%d]\n", i); return ret; } /* Select rasterizers to match the BPP reported for this plane. * NOTE that there are configuration options to eliminate support * for unused BPP values. If the unused BPP values are not suppressed * in this way, then ALL rasterizers will be drawn into the link and * will signicantly increase the size */ #ifndef CONFIG_NX_DISABLE_1BPP if (be->plane[i].pinfo.bpp == 1) { be->plane[i].setpixel = nxgl_setpixel_1bpp; be->plane[i].fillrectangle = nxgl_fillrectangle_1bpp; be->plane[i].getrectangle = nxgl_getrectangle_1bpp; be->plane[i].filltrapezoid = nxgl_filltrapezoid_1bpp; be->plane[i].moverectangle = nxgl_moverectangle_1bpp; be->plane[i].copyrectangle = nxgl_copyrectangle_1bpp; } else #endif #ifndef CONFIG_NX_DISABLE_2BPP if (be->plane[i].pinfo.bpp == 2) { be->plane[i].setpixel = nxgl_setpixel_2bpp; be->plane[i].fillrectangle = nxgl_fillrectangle_2bpp; be->plane[i].getrectangle = nxgl_getrectangle_2bpp; be->plane[i].filltrapezoid = nxgl_filltrapezoid_2bpp; be->plane[i].moverectangle = nxgl_moverectangle_2bpp; be->plane[i].copyrectangle = nxgl_copyrectangle_2bpp; } else #endif #ifndef CONFIG_NX_DISABLE_4BPP if (be->plane[i].pinfo.bpp == 4) { be->plane[i].setpixel = nxgl_setpixel_4bpp; be->plane[i].fillrectangle = nxgl_fillrectangle_4bpp; be->plane[i].getrectangle = nxgl_getrectangle_4bpp; be->plane[i].filltrapezoid = nxgl_filltrapezoid_4bpp; be->plane[i].moverectangle = nxgl_moverectangle_4bpp; be->plane[i].copyrectangle = nxgl_copyrectangle_4bpp; } else #endif #ifndef CONFIG_NX_DISABLE_8BPP if (be->plane[i].pinfo.bpp == 8) { be->plane[i].setpixel = nxgl_setpixel_8bpp; be->plane[i].fillrectangle = nxgl_fillrectangle_8bpp; be->plane[i].getrectangle = nxgl_getrectangle_8bpp; be->plane[i].filltrapezoid = nxgl_filltrapezoid_8bpp; be->plane[i].moverectangle = nxgl_moverectangle_8bpp; be->plane[i].copyrectangle = nxgl_copyrectangle_8bpp; } else #endif #ifndef CONFIG_NX_DISABLE_16BPP if (be->plane[i].pinfo.bpp == 16) { be->plane[i].setpixel = nxgl_setpixel_16bpp; be->plane[i].fillrectangle = nxgl_fillrectangle_16bpp; be->plane[i].getrectangle = nxgl_getrectangle_16bpp; be->plane[i].filltrapezoid = nxgl_filltrapezoid_16bpp; be->plane[i].moverectangle = nxgl_moverectangle_16bpp; be->plane[i].copyrectangle = nxgl_copyrectangle_16bpp; } else #endif #ifndef CONFIG_NX_DISABLE_24BPP if (be->plane[i].pinfo.bpp == 24) { be->plane[i].setpixel = nxgl_setpixel_24bpp; be->plane[i].fillrectangle = nxgl_fillrectangle_24bpp; be->plane[i].getrectangle = nxgl_getrectangle_24bpp; be->plane[i].filltrapezoid = nxgl_filltrapezoid_24bpp; be->plane[i].moverectangle = nxgl_moverectangle_24bpp; be->plane[i].copyrectangle = nxgl_copyrectangle_24bpp; } else #endif #ifndef CONFIG_NX_DISABLE_32BPP if (be->plane[i].pinfo.bpp == 32) { be->plane[i].setpixel = nxgl_setpixel_32bpp; be->plane[i].fillrectangle = nxgl_fillrectangle_32bpp; be->plane[i].getrectangle = nxgl_getrectangle_32bpp; be->plane[i].filltrapezoid = nxgl_filltrapezoid_32bpp; be->plane[i].moverectangle = nxgl_moverectangle_32bpp; be->plane[i].copyrectangle = nxgl_copyrectangle_32bpp; } else #endif { gdbg("Unsupported pinfo[%d] BPP: %d\n", i, be->plane[i].pinfo.bpp); return -ENOSYS; } } return OK; }