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gdi32: Add a solid_rects primitive.

This commit is contained in:
Huw Davies 2011-04-07 13:46:11 +01:00 committed by Alexandre Julliard
parent 9a7720fc1d
commit f382478377
2 changed files with 33 additions and 0 deletions
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1
dlls/gdi32/dibdrv/dibdrv.h
View File

@ -25,6 +25,7 @@ static inline dibdrv_physdev *get_dibdrv_pdev( PHYSDEV dev )
typedef struct primitive_funcs
{
void (* solid_rects)(const dib_info *dib, int num, RECT *rc, DWORD and, DWORD xor);
DWORD (* colorref_to_pixel)(const dib_info *dib, COLORREF color);
} primitive_funcs;

32
dlls/gdi32/dibdrv/primitives.c
View File

@ -21,6 +21,35 @@
#include "gdi_private.h"
#include "dibdrv.h"
static inline DWORD *get_pixel_ptr_32(const dib_info *dib, int x, int y)
{
return (DWORD *)((BYTE*)dib->bits + y * dib->stride + x * 4);
}
static inline void do_rop_32(DWORD *ptr, DWORD and, DWORD xor)
{
*ptr = (*ptr & and) ^ xor;
}
static void solid_rects_32(const dib_info *dib, int num, RECT *rc, DWORD and, DWORD xor)
{
DWORD *ptr, *start;
int x, y, i;
for(i = 0; i < num; i++, rc++)
{
start = ptr = get_pixel_ptr_32(dib, rc->left, rc->top);
for(y = rc->top; y < rc->bottom; y++, start += dib->stride / 4)
for(x = rc->left, ptr = start; x < rc->right; x++)
do_rop_32(ptr++, and, xor);
}
}
static void solid_rects_null(const dib_info *dib, int num, RECT *rc, DWORD and, DWORD xor)
{
return;
}
static DWORD colorref_to_pixel_888(const dib_info *dib, COLORREF color)
{
return ( ((color >> 16) & 0xff) | (color & 0xff00) | ((color << 16) & 0xff0000) );
@ -58,15 +87,18 @@ static DWORD colorref_to_pixel_null(const dib_info *dib, COLORREF color)
const primitive_funcs funcs_8888 =
{
solid_rects_32,
colorref_to_pixel_888
};
const primitive_funcs funcs_32 =
{
solid_rects_32,
colorref_to_pixel_masks
};
const primitive_funcs funcs_null =
{
solid_rects_null,
colorref_to_pixel_null
};