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gdi32: Fix some typos in the 4-bpp shrink_row function.

This commit is contained in:
Alexandre Julliard 2012-04-23 14:58:12 +02:00
parent 3068ae8bce
commit 6c2235cf98
1 changed files with 4 additions and 4 deletions
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8
dlls/gdi32/dibdrv/primitives.c
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@ -5319,8 +5319,8 @@ static void shrink_row_4(const dib_info *dst_dib, const POINT *dst_start,
const struct stretch_params *params, int mode,
BOOL keep_dst)
{
BYTE *dst_ptr = get_pixel_ptr_8( dst_dib, dst_start->x, dst_start->y );
BYTE *src_ptr = get_pixel_ptr_8( src_dib, src_start->x, src_start->y );
BYTE *dst_ptr = get_pixel_ptr_4( dst_dib, dst_start->x, dst_start->y );
BYTE *src_ptr = get_pixel_ptr_4( src_dib, src_start->x, src_start->y );
int err = params->err_start;
int width, dst_x = dst_start->x, src_x = src_start->x;
struct rop_codes codes;
@ -5330,12 +5330,12 @@ static void shrink_row_4(const dib_info *dst_dib, const POINT *dst_start,
rop_codes_from_stretch_mode( mode, &codes );
for (width = params->length; width; width--)
{
if (new_pix && !keep_dst) do_rop_mask_8( dst_ptr, 0, init_val, (dst_x & 1) ? 0xf0 : 0x0f );
if (new_pix && !keep_dst) do_rop_mask_8( dst_ptr, 0, init_val, (dst_x & 1) ? 0x0f : 0xf0 );
if (src_x & 1) src_val = (*src_ptr & 0x0f) | (*src_ptr << 4);
else src_val = (*src_ptr & 0xf0) | (*src_ptr >> 4);
do_rop_codes_mask_8( dst_ptr, src_val, &codes, (dst_x & 1) ? 0xf0 : 0x0f );
do_rop_codes_mask_8( dst_ptr, src_val, &codes, (dst_x & 1) ? 0x0f : 0xf0 );
new_pix = FALSE;
if ((src_x & ~1) != ((src_x + params->src_inc) & ~1))