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gdiplus: Allocate a copy of the graphics transformation matrix on the stack instead of cloning it.

This commit is contained in:
Dmitry Timoshkov 2012-11-06 17:39:18 +08:00 committed by Alexandre Julliard
parent 12340af3f9
commit fa184bc2c2
1 changed files with 4 additions and 5 deletions
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9
dlls/gdiplus/graphics.c
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@ -312,7 +312,7 @@ static void transform_and_round_points(GpGraphics *graphics, POINT *pti,
GpPointF *ptf, INT count)
{
REAL scale_x, scale_y;
GpMatrix *matrix;
GpMatrix matrix;
int i;
scale_x = units_to_pixels(1.0, graphics->unit, graphics->xres);
@ -325,10 +325,9 @@ static void transform_and_round_points(GpGraphics *graphics, POINT *pti,
scale_y *= graphics->scale;
}
GdipCloneMatrix(graphics->worldtrans, &matrix);
GdipScaleMatrix(matrix, scale_x, scale_y, MatrixOrderAppend);
GdipTransformMatrixPoints(matrix, ptf, count);
GdipDeleteMatrix(matrix);
matrix = *graphics->worldtrans;
GdipScaleMatrix(&matrix, scale_x, scale_y, MatrixOrderAppend);
GdipTransformMatrixPoints(&matrix, ptf, count);
for(i = 0; i < count; i++){
pti[i].x = gdip_round(ptf[i].X);