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PDF: Remove radial gradient fallback

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when one circle not inside the other. Pixman now follows the PDF
specification.
This commit is contained in:
Adrian Johnson 2010-10-13 19:20:07 +10:30
parent 34d9299624
commit d3655e04b2
1 changed files with 1 additions and 16 deletions
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17
src/cairo-pdf-surface.c
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@ -5350,27 +5350,12 @@ _gradient_pattern_supported (const cairo_pattern_t *pattern)
/* Radial gradients are currently only supported with EXTEND_NONE
* and EXTEND_PAD and when one circle is inside the other. */
* and EXTEND_PAD. */
if (pattern->type == CAIRO_PATTERN_TYPE_RADIAL) {
double x1, y1, x2, y2, r1, r2, d;
cairo_radial_pattern_t *radial = (cairo_radial_pattern_t *) pattern;
if (extend == CAIRO_EXTEND_REPEAT ||
extend == CAIRO_EXTEND_REFLECT) {
return FALSE;
}
x1 = _cairo_fixed_to_double (radial->c1.x);
y1 = _cairo_fixed_to_double (radial->c1.y);
r1 = _cairo_fixed_to_double (radial->r1);
x2 = _cairo_fixed_to_double (radial->c2.x);
y2 = _cairo_fixed_to_double (radial->c2.y);
r2 = _cairo_fixed_to_double (radial->r2);
d = sqrt((x2 - x1)*(x2 - x1) + (y2 - y1)*(y2 - y1));
if (d > fabs(r2 - r1)) {
return FALSE;
}
}
return TRUE;