diff options
author | yokota <yokota@FreeBSD.org> | 1999-08-22 03:31:13 +0000 |
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committer | yokota <yokota@FreeBSD.org> | 1999-08-22 03:31:13 +0000 |
commit | c8009b220af073b794203725b85b11aa0443d8e8 (patch) | |
tree | f6b8b068a9da5917506b6d43dd5669f28d8ddadd /lib/libvgl/bitmap.c | |
parent | 36ba7111cd3c5db33f5ff2f2f35460d42a9d0f89 (diff) | |
download | FreeBSD-src-c8009b220af073b794203725b85b11aa0443d8e8.zip FreeBSD-src-c8009b220af073b794203725b85b11aa0443d8e8.tar.gz |
Assorted bug fixes.
keyboard.c
- Call tcsetattr() in VGLKeyboardEnd() to restore tty, only when
tty attributes have been previously saved.
PR: misc/9524
Submitted by: Katusyuki 'kei' Maeda (kei@nanet.co.jp)
- Set up the tty raw mode correctly.
main.c
- Restore VESA_800x600 raster text mode correctly in VGLEnd().
Submitted by: des
text.c
- Allocate the correct size of a font buffer in VGLSetFontFile().
I forgot the submitter ;-(
simple.c, bitmap.c
- Fix address calculation for the VGA mode X in VGLGetXY() and
VGLBitmapCopy().
- Fix typo (dsty -> dstx) in __VGLBitmapCopy().
Reviewed by: sos
Diffstat (limited to 'lib/libvgl/bitmap.c')
-rw-r--r-- | lib/libvgl/bitmap.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/lib/libvgl/bitmap.c b/lib/libvgl/bitmap.c index ffadb79..f91d24a 100644 --- a/lib/libvgl/bitmap.c +++ b/lib/libvgl/bitmap.c @@ -25,7 +25,7 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: bitmap.c,v 1.8 1997/08/15 12:32:59 sos Exp $ + * $Id: bitmap.c,v 1.1 1997/08/17 21:09:34 sos Exp $ */ #include <sys/types.h> @@ -89,14 +89,15 @@ WriteVerticalLine(VGLBitmap *dst, int x, int y, int width, byte *line) } break; case VIDBUF8X: - address = dst->Bitmap + ((dst->Xsize * y) + x)/2; + address = dst->Bitmap + (dst->Xsize/2 * y) + x/4; for (i=0; i<4; i++) { outb(0x3c4, 0x02); - outb(0x3c5, 0x01<<i); - pos = i; - for (planepos=0; planepos<width/4; planepos++, pos+=4) + outb(0x3c5, 0x01 << ((x + i)%4)); + for (planepos=0, pos=i; pos<width; planepos++, pos+=4) address[planepos] = line[pos]; - } + if ((x + i)%4 == 3) + ++address; + } break; case VIDBUF8: case MEMBUF: @@ -145,14 +146,15 @@ ReadVerticalLine(VGLBitmap *src, int x, int y, int width, byte *line) } break; case VIDBUF8X: - address = src->Bitmap + ((src->Xsize * y) + x)/2; + address = src->Bitmap + (src->Xsize/2 * y) + x/4; for (i=0; i<4; i++) { outb(0x3ce, 0x04); - outb(0x3cf, i); - pos = i; - for (planepos=0; planepos<width/4; planepos++, pos+=4) + outb(0x3cf, (x + i)%4); + for (planepos=0, pos=i; pos<width; planepos++, pos+=4) line[pos] = address[planepos]; - } + if ((x + i)%4 == 3) + ++address; + } break; case VIDBUF8: case MEMBUF: @@ -169,7 +171,7 @@ __VGLBitmapCopy(VGLBitmap *src, int srcx, int srcy, { int srcline, dstline; - if (srcx>src->Xsize||srcy>src->Ysize||dsty>dst->Xsize||dsty>dst->Ysize) + if (srcx>src->Xsize||srcy>src->Ysize||dstx>dst->Xsize||dsty>dst->Ysize) return -1; if (srcx < 0) { width=width+srcx; dstx-=srcx; srcx=0; |