diff options
Diffstat (limited to 'gfx/cairo/copyarea-with-alpha.patch')
| -rw-r--r-- | gfx/cairo/copyarea-with-alpha.patch | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/gfx/cairo/copyarea-with-alpha.patch b/gfx/cairo/copyarea-with-alpha.patch deleted file mode 100644 index c6765105e2..0000000000 --- a/gfx/cairo/copyarea-with-alpha.patch +++ /dev/null @@ -1,110 +0,0 @@ -diff --git a/gfx/cairo/cairo/src/cairo-xlib-surface.c b/gfx/cairo/cairo/src/cairo-xlib-surface.c ---- a/gfx/cairo/cairo/src/cairo-xlib-surface.c -+++ b/gfx/cairo/cairo/src/cairo-xlib-surface.c -@@ -1722,30 +1722,31 @@ _surface_has_alpha (cairo_xlib_surface_t - else - return FALSE; - } else { - /* In the no-render case, we never have alpha */ - return FALSE; - } - } - --/* Returns true if the given operator and source-alpha combination -- * requires alpha compositing to complete. -+/* Returns true if the given operator and alpha combination requires alpha -+ * compositing to complete on source and destination surfaces with the same -+ * format. i.e. if a simple bitwise copy is not appropriate. - */ - static cairo_bool_t - _operator_needs_alpha_composite (cairo_operator_t op, -- cairo_bool_t destination_has_alpha, -- cairo_bool_t source_has_alpha) -+ cairo_bool_t surfaces_have_alpha) - { -- if (op == CAIRO_OPERATOR_SOURCE || -- (! source_has_alpha && -- (op == CAIRO_OPERATOR_OVER || -- op == CAIRO_OPERATOR_ATOP || -- op == CAIRO_OPERATOR_IN))) -- return destination_has_alpha; -+ if (op == CAIRO_OPERATOR_SOURCE) -+ return FALSE; -+ -+ if (op == CAIRO_OPERATOR_OVER || -+ op == CAIRO_OPERATOR_IN || -+ op == CAIRO_OPERATOR_ATOP) -+ return surfaces_have_alpha; - - return TRUE; - } - - /* There is a bug in most older X servers with compositing using a - * untransformed repeating source pattern when the source is in off-screen - * video memory, and another with repeated transformed images using a - * general transform matrix. When these bugs could be triggered, we need a -@@ -1843,24 +1844,24 @@ _categorize_composite_operation (cairo_x - */ - static composite_operation_t - _recategorize_composite_operation (cairo_xlib_surface_t *dst, - cairo_operator_t op, - cairo_xlib_surface_t *src, - cairo_surface_attributes_t *src_attr, - cairo_bool_t have_mask) - { -- /* Can we use the core protocol? */ -+ /* Can we use the core protocol? (If _surfaces_compatible, then src and -+ * dst have the same format and _surface_has_alpha is the same for each.) -+ */ - if (! have_mask && - src->owns_pixmap && -- src->depth == dst->depth && -+ _surfaces_compatible (src, dst) && - _cairo_matrix_is_integer_translation (&src_attr->matrix, NULL, NULL) && -- ! _operator_needs_alpha_composite (op, -- _surface_has_alpha (dst), -- _surface_has_alpha (src))) -+ ! _operator_needs_alpha_composite (op, _surface_has_alpha (dst))) - { - if (src_attr->extend == CAIRO_EXTEND_NONE) - return DO_XCOPYAREA; - - if (dst->buggy_repeat && src_attr->extend == CAIRO_EXTEND_REPEAT) - return DO_XTILE; - } - -@@ -2211,34 +2212,28 @@ _cairo_xlib_surface_composite (cairo_ope - cairo_surface_attributes_t src_attr, mask_attr; - cairo_xlib_surface_t *dst = abstract_dst; - cairo_xlib_surface_t *src; - cairo_xlib_surface_t *mask; - cairo_int_status_t status; - composite_operation_t operation; - int itx, ity; - cairo_bool_t is_integer_translation; -- cairo_bool_t needs_alpha_composite; - GC gc; - - if (mask_pattern != NULL && ! CAIRO_SURFACE_RENDER_HAS_COMPOSITE (dst)) - return UNSUPPORTED ("no support for masks"); - - operation = _categorize_composite_operation (dst, op, src_pattern, - mask_pattern != NULL); - if (operation == DO_UNSUPPORTED) - return UNSUPPORTED ("unsupported operation"); - - X_DEBUG ((dst->dpy, "composite (dst=%x)", (unsigned int) dst->drawable)); - -- needs_alpha_composite = -- _operator_needs_alpha_composite (op, -- _surface_has_alpha (dst), -- ! _cairo_pattern_is_opaque (src_pattern)); -- - _cairo_xlib_display_notify (dst->display); - - status = - _cairo_xlib_surface_acquire_pattern_surfaces (dst, - src_pattern, mask_pattern, - src_x, src_y, - mask_x, mask_y, - width, height, |