You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
77 lines
1.8 KiB
77 lines
1.8 KiB
|
|
GBLENDER_CHANNEL_VARS(blender,r,g,b);
|
|
|
|
int h = blit->height;
|
|
const unsigned char* src_line = blit->src_line;
|
|
int src_pitch = blit->src_pitch;
|
|
unsigned char* dst_line = blit->dst_line;
|
|
|
|
do
|
|
{
|
|
const unsigned char* src = src_line + blit->src_x;
|
|
unsigned char* dst = dst_line + blit->dst_x*GDST_INCR;
|
|
int w = blit->width;
|
|
|
|
do
|
|
{
|
|
int ar = GBLENDER_SHADE_INDEX(src[0]);
|
|
int ag = GBLENDER_SHADE_INDEX(src[src_pitch]);
|
|
int ab = GBLENDER_SHADE_INDEX(src[src_pitch << 1]);
|
|
GBlenderPixel aa = ((GBlenderPixel)ar << 16) | (ag << 8) | ab;
|
|
|
|
if ( aa == 0 )
|
|
{
|
|
/* nothing */
|
|
}
|
|
else if ( aa == ((GBLENDER_SHADE_COUNT << 16) |
|
|
(GBLENDER_SHADE_COUNT << 8) |
|
|
(GBLENDER_SHADE_COUNT) ) )
|
|
{
|
|
GDST_COPY(dst);
|
|
}
|
|
else
|
|
{
|
|
GBlenderPixel back;
|
|
int pix_r, pix_g, pix_b;
|
|
|
|
GDST_READ(dst,back);
|
|
|
|
{
|
|
int back_r = (back >> 16) & 255;
|
|
|
|
GBLENDER_LOOKUP_R( blender, back_r );
|
|
|
|
pix_r = _grcells[ar];
|
|
}
|
|
|
|
{
|
|
int back_g = (back >> 8) & 255;
|
|
|
|
GBLENDER_LOOKUP_G( blender, back_g );
|
|
|
|
pix_g = _ggcells[ag];
|
|
}
|
|
|
|
{
|
|
int back_b = (back) & 255;
|
|
|
|
GBLENDER_LOOKUP_B( blender, back_b );
|
|
|
|
pix_b = _gbcells[ab];
|
|
}
|
|
|
|
GDST_STOREC(dst,pix_r,pix_g,pix_b);
|
|
}
|
|
|
|
src += 1;
|
|
dst += GDST_INCR;
|
|
}
|
|
while (--w > 0);
|
|
|
|
src_line += blit->src_pitch*3;
|
|
dst_line += blit->dst_pitch;
|
|
}
|
|
while (--h > 0);
|
|
|
|
GBLENDER_CHANNEL_CLOSE(blender);
|