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Changed the 'stride' parameter of all *_bitmap_part() function to always mean the source bitmap width in pixels. Playergfx was the only engine where this was not true.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8621 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2006-02-08 08:45:17 +00:00
parent bfbbf4705f
commit fbfd3e2f31
1 changed files with 4 additions and 2 deletions
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6
apps/plugins/lib/playergfx.c
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@ -430,7 +430,7 @@ void pgfx_fillrect(int x, int y, int width, int height)
*
* This approximates the (even more strange) internal hardware format. */
/* Draw a partial bitmap. Note that stride is given in bytes */
/* Draw a partial bitmap. stride is given in pixels */
void pgfx_bitmap_part(const unsigned char *src, int src_x, int src_y,
int stride, int x, int y, int width, int height)
{
@ -461,6 +461,8 @@ void pgfx_bitmap_part(const unsigned char *src, int src_x, int src_y,
width = pixel_width - x;
if (y + height > pixel_height)
height = pixel_height - y;
stride = (stride + 7) >> 3; /* convert to no. of bytes */
src += stride * src_y + (src_x >> 3); /* move starting point */
dst = &gfx_buffer[pixel_height * (x/5) + y];
@ -507,7 +509,7 @@ void pgfx_bitmap_part(const unsigned char *src, int src_x, int src_y,
/* Draw a full bitmap */
void pgfx_bitmap(const unsigned char *src, int x, int y, int width, int height)
{
pgfx_bitmap_part(src, 0, 0, (width + 7) >> 3, x, y, width, height);
pgfx_bitmap_part(src, 0, 0, width, x, y, width, height);
}
#endif /* HAVE_LCD_CHARCELLS */