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[/] [or1k/] [tags/] [MW_0_8_9PRE7/] [mw/] [src/] [drivers/] [scr_debug.c] - Blame information for rev 674

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

Line No.	Rev	Author	Line
1	673	markom	`/*`
2			`* Copyright (c) 1999 Greg Haerr <greg@censoft.com>`
3			`*`
4			`* Experimental debug screen driver for Microwindows`
5			`*`
6			`* 21-Feb-2000 ajr@ecs.soton.ac.uk`
7			`* Stripped down the VGA driver to make a debug driver so that I can debug the`
8			`* rest of the code.`
9			`*`
10			`*/`
11
12			`#include <stdio.h>`
13			`#include <stdlib.h>`
14			`#include "device.h"`
15			`#include "genfont.h"`
16			`#include "genmem.h"`
17
18			`/* DBG driver entry points*/`
19			`static PSD DBG_open(PSD psd);`
20			`static void DBG_close(PSD psd);`
21			`static void DBG_getscreeninfo(PSD psd,PMWSCREENINFO psi);;`
22			`static void DBG_setpalette(PSD psd,int first,int count,MWPALENTRY *pal);`
23			`static void DBG_drawpixel(PSD psd,MWCOORD x, MWCOORD y, MWPIXELVAL c);`
24			`static MWPIXELVAL DBG_readpixel(PSD psd,MWCOORD x, MWCOORD y);`
25			`static void DBG_drawhline(PSD psd,MWCOORD x1, MWCOORD x2, MWCOORD y, MWPIXELVAL c);`
26			`static void DBG_drawvline(PSD psd,MWCOORD x,MWCOORD y1,MWCOORD y2,MWPIXELVAL c);`
27			`static void DBG_fillrect(PSD psd,MWCOORD x1,MWCOORD y1,MWCOORD x2,MWCOORD y2,`
28			`MWPIXELVAL c);`
29			`void DBG_blit(PSD dstpsd, MWCOORD dstx, MWCOORD dsty, MWCOORD w, MWCOORD h,`
30			`PSD srcpsd, MWCOORD srcx, MWCOORD srcy, long op);`
31
32			`SCREENDEVICE scrdev = {`
33			`0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL,`
34			`DBG_open,`
35			`DBG_close,`
36			`DBG_getscreeninfo,`
37			`DBG_setpalette,`
38			`DBG_drawpixel,`
39			`DBG_readpixel,`
40			`DBG_drawhline,`
41			`DBG_drawvline,`
42			`DBG_fillrect,`
43			`gen_fonts,`
44			`DBG_blit,`
45			`NULL, /* PreSelect*/`
46			`NULL, /* DrawArea subdriver*/`
47			`NULL, /* SetIOPermissions*/`
48			`gen_allocatememgc,`
49			`NULL, /* MapMemGC*/`
50			`NULL /* FreeMemGC*/`
51			`};`
52
53			`#define printd(_a)`
54
55			`static PSD`
56			`DBG_open(PSD psd)`
57			`{`
58			`/* init driver variables depending on ega/vga mode*/`
59			`psd->xres = psd->xvirtres = 640;`
60			`psd->yres = psd->yvirtres = 480;`
61			`psd->planes = 4;`
62			`psd->bpp = 4;`
63			`psd->ncolors = 16;`
64			`psd->pixtype = MWPF_PALETTE;`
65			`psd->flags = PSF_SCREEN;`
66
67			`return psd;`
68			`}`
69
70			`static void`
71			`DBG_close(PSD psd)`
72			`{`
73			`printd("DBG_close()\n");`
74			`}`
75
76			`static void`
77			`DBG_getscreeninfo(PSD psd,PMWSCREENINFO psi)`
78			`{`
79			`psi->rows = psd->yvirtres;`
80			`psi->cols = psd->xvirtres;`
81			`psi->planes = psd->planes;`
82			`psi->bpp = psd->bpp;`
83			`psi->ncolors = psd->ncolors;`
84			`psi->pixtype = psd->pixtype;`
85			`psi->fonts = 1;`
86
87			`/* DBG 640x480*/`
88			`psi->xdpcm = 27; /* assumes screen width of 24 cm*/`
89			`psi->ydpcm = 27; /* assumes screen height of 18 cm*/`
90			`printd("DBG_getscreeninfo()\n");`
91			`}`
92
93			`static void`
94			`DBG_setpalette(PSD psd,int first,int count,MWPALENTRY *pal)`
95			`{`
96			`printd("DBG_setpalette()\n");`
97			`}`
98
99			`static void`
100			`DBG_drawpixel(PSD psd,MWCOORD x, MWCOORD y, MWPIXELVAL c)`
101			`{`
102			`printd("DBG_drawpixel()\n");`
103			`}`
104
105			`static MWPIXELVAL`
106			`DBG_readpixel(PSD psd,MWCOORD x, MWCOORD y)`
107			`{`
108			`printd("DBG_readpixel()\n");`
109			`}`
110
111			`/* Draw horizontal line from x1,y to x2,y including final point*/`
112			`static void`
113			`DBG_drawhline(PSD psd,MWCOORD x1, MWCOORD x2, MWCOORD y, MWPIXELVAL c)`
114			`{`
115			`printd("DBG_drawhline()\n");`
116			`}`
117
118			`/* Draw a vertical line from x,y1 to x,y2 including final point*/`
119			`static void`
120			`DBG_drawvline(PSD psd,MWCOORD x, MWCOORD y1, MWCOORD y2, MWPIXELVAL c)`
121			`{`
122			`printd("DBG_drawvline()\n");`
123			`}`
124
125			`static void`
126			`DBG_fillrect(PSD psd,MWCOORD x1, MWCOORD y1, MWCOORD x2, MWCOORD y2,`
127			`MWPIXELVAL c)`
128			`{`
129			`printd("DBG_fillrect()\n");`
130			`}`
131
132			`void DBG_blit(PSD dstpsd, MWCOORD dstx, MWCOORD dsty, MWCOORD w, MWCOORD h,`
133			`PSD srcpsd, MWCOORD srcx, MWCOORD srcy, long op)`
134			`{`
135			`printd("DBG_blit()\n");`
136			`}`

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[/] [or1k/] [tags/] [MW_0_8_9PRE7/] [mw/] [src/] [drivers/] [scr_debug.c] - Blame information for rev 674