/*
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/*
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* Copyright (c) 1999 Greg Haerr <greg@censoft.com>
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* Copyright (c) 1999 Greg Haerr <greg@censoft.com>
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*
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*
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* Experimental debug screen driver for Microwindows
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* Experimental debug screen driver for Microwindows
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*
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*
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* 21-Feb-2000 ajr@ecs.soton.ac.uk
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* 21-Feb-2000 ajr@ecs.soton.ac.uk
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* Stripped down the VGA driver to make a debug driver so that I can debug the
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* Stripped down the VGA driver to make a debug driver so that I can debug the
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* rest of the code.
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* rest of the code.
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*
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*
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*/
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*/
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#include <stdio.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#include "device.h"
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#include "device.h"
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#include "genfont.h"
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#include "genfont.h"
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#include "genmem.h"
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#include "genmem.h"
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/* DBG driver entry points*/
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/* DBG driver entry points*/
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static PSD DBG_open(PSD psd);
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static PSD DBG_open(PSD psd);
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static void DBG_close(PSD psd);
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static void DBG_close(PSD psd);
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static void DBG_getscreeninfo(PSD psd,PMWSCREENINFO psi);;
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static void DBG_getscreeninfo(PSD psd,PMWSCREENINFO psi);;
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static void DBG_setpalette(PSD psd,int first,int count,MWPALENTRY *pal);
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static void DBG_setpalette(PSD psd,int first,int count,MWPALENTRY *pal);
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static void DBG_drawpixel(PSD psd,MWCOORD x, MWCOORD y, MWPIXELVAL c);
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static void DBG_drawpixel(PSD psd,MWCOORD x, MWCOORD y, MWPIXELVAL c);
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static MWPIXELVAL DBG_readpixel(PSD psd,MWCOORD x, MWCOORD y);
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static MWPIXELVAL DBG_readpixel(PSD psd,MWCOORD x, MWCOORD y);
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static void DBG_drawhline(PSD psd,MWCOORD x1, MWCOORD x2, MWCOORD y, MWPIXELVAL c);
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static void DBG_drawhline(PSD psd,MWCOORD x1, MWCOORD x2, MWCOORD y, MWPIXELVAL c);
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static void DBG_drawvline(PSD psd,MWCOORD x,MWCOORD y1,MWCOORD y2,MWPIXELVAL c);
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static void DBG_drawvline(PSD psd,MWCOORD x,MWCOORD y1,MWCOORD y2,MWPIXELVAL c);
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static void DBG_fillrect(PSD psd,MWCOORD x1,MWCOORD y1,MWCOORD x2,MWCOORD y2,
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static void DBG_fillrect(PSD psd,MWCOORD x1,MWCOORD y1,MWCOORD x2,MWCOORD y2,
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MWPIXELVAL c);
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MWPIXELVAL c);
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void DBG_blit(PSD dstpsd, MWCOORD dstx, MWCOORD dsty, MWCOORD w, MWCOORD h,
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void DBG_blit(PSD dstpsd, MWCOORD dstx, MWCOORD dsty, MWCOORD w, MWCOORD h,
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PSD srcpsd, MWCOORD srcx, MWCOORD srcy, long op);
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PSD srcpsd, MWCOORD srcx, MWCOORD srcy, long op);
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SCREENDEVICE scrdev = {
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SCREENDEVICE scrdev = {
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL,
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DBG_open,
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DBG_open,
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DBG_close,
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DBG_close,
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DBG_getscreeninfo,
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DBG_getscreeninfo,
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DBG_setpalette,
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DBG_setpalette,
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DBG_drawpixel,
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DBG_drawpixel,
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DBG_readpixel,
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DBG_readpixel,
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DBG_drawhline,
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DBG_drawhline,
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DBG_drawvline,
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DBG_drawvline,
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DBG_fillrect,
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DBG_fillrect,
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gen_fonts,
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gen_fonts,
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DBG_blit,
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DBG_blit,
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NULL, /* PreSelect*/
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NULL, /* PreSelect*/
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NULL, /* DrawArea subdriver*/
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NULL, /* DrawArea subdriver*/
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NULL, /* SetIOPermissions*/
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NULL, /* SetIOPermissions*/
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gen_allocatememgc,
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gen_allocatememgc,
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NULL, /* MapMemGC*/
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NULL, /* MapMemGC*/
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NULL /* FreeMemGC*/
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NULL /* FreeMemGC*/
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};
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};
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#define printd(_a)
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#define printd(_a)
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static PSD
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static PSD
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DBG_open(PSD psd)
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DBG_open(PSD psd)
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{
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{
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/* init driver variables depending on ega/vga mode*/
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/* init driver variables depending on ega/vga mode*/
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psd->xres = psd->xvirtres = 640;
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psd->xres = psd->xvirtres = 640;
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psd->yres = psd->yvirtres = 480;
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psd->yres = psd->yvirtres = 480;
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psd->planes = 4;
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psd->planes = 4;
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psd->bpp = 4;
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psd->bpp = 4;
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psd->ncolors = 16;
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psd->ncolors = 16;
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psd->pixtype = MWPF_PALETTE;
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psd->pixtype = MWPF_PALETTE;
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psd->flags = PSF_SCREEN;
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psd->flags = PSF_SCREEN;
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return psd;
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return psd;
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}
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}
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static void
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static void
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DBG_close(PSD psd)
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DBG_close(PSD psd)
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{
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{
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printd("DBG_close()\n");
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printd("DBG_close()\n");
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}
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}
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static void
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static void
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DBG_getscreeninfo(PSD psd,PMWSCREENINFO psi)
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DBG_getscreeninfo(PSD psd,PMWSCREENINFO psi)
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{
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{
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psi->rows = psd->yvirtres;
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psi->rows = psd->yvirtres;
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psi->cols = psd->xvirtres;
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psi->cols = psd->xvirtres;
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psi->planes = psd->planes;
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psi->planes = psd->planes;
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psi->bpp = psd->bpp;
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psi->bpp = psd->bpp;
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psi->ncolors = psd->ncolors;
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psi->ncolors = psd->ncolors;
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psi->pixtype = psd->pixtype;
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psi->pixtype = psd->pixtype;
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psi->fonts = 1;
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psi->fonts = 1;
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/* DBG 640x480*/
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/* DBG 640x480*/
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psi->xdpcm = 27; /* assumes screen width of 24 cm*/
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psi->xdpcm = 27; /* assumes screen width of 24 cm*/
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psi->ydpcm = 27; /* assumes screen height of 18 cm*/
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psi->ydpcm = 27; /* assumes screen height of 18 cm*/
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printd("DBG_getscreeninfo()\n");
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printd("DBG_getscreeninfo()\n");
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}
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}
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static void
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static void
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DBG_setpalette(PSD psd,int first,int count,MWPALENTRY *pal)
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DBG_setpalette(PSD psd,int first,int count,MWPALENTRY *pal)
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{
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{
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printd("DBG_setpalette()\n");
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printd("DBG_setpalette()\n");
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}
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}
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static void
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static void
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DBG_drawpixel(PSD psd,MWCOORD x, MWCOORD y, MWPIXELVAL c)
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DBG_drawpixel(PSD psd,MWCOORD x, MWCOORD y, MWPIXELVAL c)
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{
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{
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printd("DBG_drawpixel()\n");
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printd("DBG_drawpixel()\n");
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}
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}
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static MWPIXELVAL
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static MWPIXELVAL
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DBG_readpixel(PSD psd,MWCOORD x, MWCOORD y)
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DBG_readpixel(PSD psd,MWCOORD x, MWCOORD y)
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{
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{
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printd("DBG_readpixel()\n");
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printd("DBG_readpixel()\n");
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}
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}
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/* Draw horizontal line from x1,y to x2,y including final point*/
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/* Draw horizontal line from x1,y to x2,y including final point*/
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static void
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static void
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DBG_drawhline(PSD psd,MWCOORD x1, MWCOORD x2, MWCOORD y, MWPIXELVAL c)
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DBG_drawhline(PSD psd,MWCOORD x1, MWCOORD x2, MWCOORD y, MWPIXELVAL c)
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{
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{
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printd("DBG_drawhline()\n");
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printd("DBG_drawhline()\n");
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}
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}
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/* Draw a vertical line from x,y1 to x,y2 including final point*/
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/* Draw a vertical line from x,y1 to x,y2 including final point*/
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static void
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static void
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DBG_drawvline(PSD psd,MWCOORD x, MWCOORD y1, MWCOORD y2, MWPIXELVAL c)
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DBG_drawvline(PSD psd,MWCOORD x, MWCOORD y1, MWCOORD y2, MWPIXELVAL c)
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{
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{
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printd("DBG_drawvline()\n");
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printd("DBG_drawvline()\n");
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}
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}
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static void
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static void
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DBG_fillrect(PSD psd,MWCOORD x1, MWCOORD y1, MWCOORD x2, MWCOORD y2,
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DBG_fillrect(PSD psd,MWCOORD x1, MWCOORD y1, MWCOORD x2, MWCOORD y2,
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MWPIXELVAL c)
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MWPIXELVAL c)
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{
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{
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printd("DBG_fillrect()\n");
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printd("DBG_fillrect()\n");
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}
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}
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void DBG_blit(PSD dstpsd, MWCOORD dstx, MWCOORD dsty, MWCOORD w, MWCOORD h,
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void DBG_blit(PSD dstpsd, MWCOORD dstx, MWCOORD dsty, MWCOORD w, MWCOORD h,
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PSD srcpsd, MWCOORD srcx, MWCOORD srcy, long op)
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PSD srcpsd, MWCOORD srcx, MWCOORD srcy, long op)
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{
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{
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printd("DBG_blit()\n");
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printd("DBG_blit()\n");
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}
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}
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