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Evas filters: Ignore ox,oy when stretching in the same direction 

During padding calculation, ox and oy should be ignored unless the
blend operation is neither repeating nor stretching. Otherwise,
the buffer will grow without necessity.
This commit is contained in:
Jean-Philippe Andre 2014-03-25 12:27:21 +09:00
parent 3083732bfb
commit 7e731ea10a
1 changed files with 7 additions and 0 deletions
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7
src/lib/evas/filters/evas_filter_parser.c
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@ -263,6 +263,8 @@ static struct
{ "stretch_xy", EVAS_FILTER_FILL_MODE_STRETCH_XY }
};
static Evas_Filter_Fill_Mode _fill_mode_get(Evas_Filter_Instruction *instr);
typedef enum
{
VT_NONE,
@ -924,6 +926,7 @@ _blend_padding_update(Evas_Filter_Program *pgm, Evas_Filter_Instruction *instr,
int *padl, int *padr, int *padt, int *padb)
{
const char *inbuf, *outbuf;
Evas_Filter_Fill_Mode fillmode;
Buffer *in, *out;
int ox, oy, l = 0, r = 0, t = 0, b = 0;
@ -938,6 +941,10 @@ _blend_padding_update(Evas_Filter_Program *pgm, Evas_Filter_Instruction *instr,
out = _buffer_get(pgm, outbuf);
EINA_SAFETY_ON_NULL_RETURN(out);
fillmode = _fill_mode_get(instr);
if (fillmode & (EVAS_FILTER_FILL_MODE_STRETCH_X | EVAS_FILTER_FILL_MODE_REPEAT_X)) ox = 0;
if (fillmode & (EVAS_FILTER_FILL_MODE_STRETCH_Y | EVAS_FILTER_FILL_MODE_REPEAT_Y)) oy = 0;
if (ox < 0) l = (-ox) + in->pad.l;
else r = ox + in->pad.r;