diff options
| -rw-r--r-- | meta/packages/cairo/files/cairo-surface-cache-3.patch | 371 |
1 files changed, 0 insertions, 371 deletions
diff --git a/meta/packages/cairo/files/cairo-surface-cache-3.patch b/meta/packages/cairo/files/cairo-surface-cache-3.patch deleted file mode 100644 index ba714359a6..0000000000 --- a/meta/packages/cairo/files/cairo-surface-cache-3.patch +++ /dev/null @@ -1,371 +0,0 @@ -diff --git a/src/cairo-clip.c b/src/cairo-clip.c -diff --git a/src/cairo-color.c b/src/cairo-color.c -index a348839..0688167 100644 ---- a/src/cairo-color.c -+++ b/src/cairo-color.c -@@ -159,3 +159,10 @@ _cairo_color_get_rgba_premultiplied (cai - *blue = color->blue * color->alpha; - *alpha = color->alpha; - } -+ -+cairo_bool_t -+_cairo_color_equal (cairo_color_t *color_a, -+ cairo_color_t *color_b) -+{ -+ return (memcmp (color_a, color_b, sizeof (cairo_color_t)) == 0); -+} -diff --git a/src/cairo-directfb-surface.c b/src/cairo-directfb-surface.c -index 686510d..96ee212 100644 ---- a/src/cairo-directfb-surface.c -+++ b/src/cairo-directfb-surface.c -@@ -1514,6 +1514,15 @@ _cairo_directfb_surface_show_glyphs ( vo - } - #endif /* DFB_SHOW_GLYPHS */ - -+static cairo_bool_t -+_cairo_directfb_surface_is_compatible (void *surface_a, -+ void *surface_b) -+{ -+ cairo_directfb_surface_t *a = (cairo_directfb_surface_t*) surface_a; -+ cairo_directfb_surface_t *b = (cairo_directfb_surface_t*) surface_b; -+ -+ return (a->dfb == b->dfb); -+} - - static cairo_surface_backend_t cairo_directfb_surface_backend = { - CAIRO_SURFACE_TYPE_DIRECTFB, /*type*/ -@@ -1564,7 +1573,8 @@ #if DFB_SHOW_GLYPHS - #else - NULL, /* show_glyphs */ - #endif -- NULL /* snapshot */ -+ NULL, /* snapshot */ -+ _cairo_directfb_is_compatible - }; - - -diff --git a/src/cairo-ft-font.c b/src/cairo-ft-font.c -diff --git a/src/cairo-glitz-surface.c b/src/cairo-glitz-surface.c -index f492739..79e0162 100644 ---- a/src/cairo-glitz-surface.c -+++ b/src/cairo-glitz-surface.c -@@ -1799,6 +1799,19 @@ _cairo_glitz_surface_scaled_glyph_fini ( - } - } - -+static cairo_bool_t -+_cairo_glitz_surface_is_compatible (void *surface_a, -+ void *surface_b) -+{ -+ cairo_glitz_surface_t *a = (cairo_glitz_surface_t*) surface_a; -+ cairo_glitz_surface_t *b = (cairo_glitz_surface_t*) surface_b; -+ -+ glitz_drawable *drawable_a = glitz_surface_get_drawable (a->surface); -+ glitz_drawable *drawable_b = glitz_surface_get_drawable (b->surface); -+ -+ return (drawable_a == drawable_b); -+} -+ - #define FIXED_TO_FLOAT(f) (((glitz_float_t) (f)) / 65536) - - static cairo_status_t -@@ -2194,7 +2207,16 @@ static const cairo_surface_backend_t cai - _cairo_glitz_surface_flush, - NULL, /* mark_dirty_rectangle */ - _cairo_glitz_surface_scaled_font_fini, -- _cairo_glitz_surface_scaled_glyph_fini -+ _cairo_glitz_surface_scaled_glyph_fini, -+ -+ NULL, /* paint */ -+ NULL, /* mask */ -+ NULL, /* stroke */ -+ NULL, /* fill */ -+ NULL, /* show_glyphs */ -+ -+ NULL, /* snapshot */ -+ _cairo_glitz_surface_is_compatible - }; - - static const cairo_surface_backend_t * -diff --git a/src/cairo-gstate.c b/src/cairo-gstate.c -diff --git a/src/cairo-meta-surface.c b/src/cairo-meta-surface.c -diff --git a/src/cairo-pattern.c b/src/cairo-pattern.c -index b488d1f..28f8561 100644 ---- a/src/cairo-pattern.c -+++ b/src/cairo-pattern.c -@@ -1020,6 +1020,8 @@ _cairo_pattern_acquire_surface_for_gradi - return status; - } - -+#define MAX_CACHE_SIZE 16 -+ - static cairo_int_status_t - _cairo_pattern_acquire_surface_for_solid (cairo_solid_pattern_t *pattern, - cairo_surface_t *dst, -@@ -1030,12 +1032,59 @@ _cairo_pattern_acquire_surface_for_solid - cairo_surface_t **out, - cairo_surface_attributes_t *attribs) - { -- *out = _cairo_surface_create_similar_solid (dst, -- CAIRO_CONTENT_COLOR_ALPHA, -- 1, 1, -- &pattern->color); -- if ((*out)->status) -- return CAIRO_STATUS_NO_MEMORY; -+ /* We have a small cache here, because we don't want to constantly -+ * recreate surfaces for simple solid colors */ -+ static struct { -+ cairo_color_t color; -+ cairo_surface_t *surface; -+ } cache[MAX_CACHE_SIZE]; -+ static int cache_size = 0; -+ static int i = 0; -+ CAIRO_MUTEX_DECLARE (cache_lock); -+ -+ cairo_surface_t *surface; -+ cairo_status_t status; -+ -+ CAIRO_MUTEX_LOCK (cache_lock); -+ -+ /* Check cache first */ -+ if (i < cache_size) -+ if (_cairo_color_equal (&cache[i].color, &pattern->color) && -+ _cairo_surface_is_compatible (cache[i].surface, dst)) -+ goto DONE; -+ -+ for (i = 0; i < cache_size; i++) -+ if (_cairo_color_equal (&cache[i].color, &pattern->color) && -+ _cairo_surface_is_compatible (cache[i].surface, dst)) -+ goto DONE; -+ -+ /* Not cached, need to create new */ -+ surface = _cairo_surface_create_similar_solid (dst, -+ CAIRO_CONTENT_COLOR_ALPHA, -+ 1, 1, -+ &pattern->color); -+ if (surface->status) { -+ status = CAIRO_STATUS_NO_MEMORY; -+ -+ goto UNLOCK; -+ } -+ -+ /* Cache new */ -+ if (cache_size < MAX_CACHE_SIZE) -+ cache_size++; -+ else { -+ i = rand () % MAX_CACHE_SIZE; -+ -+ /* Evict old */ -+ cairo_surface_destroy (cache[i].surface); -+ } -+ -+ cache[i].color = pattern->color; -+ cache[i].surface = surface; -+ -+DONE: -+ -+ *out = cairo_surface_reference (cache[i].surface); - - attribs->x_offset = attribs->y_offset = 0; - cairo_matrix_init_identity (&attribs->matrix); -@@ -1043,7 +1092,13 @@ _cairo_pattern_acquire_surface_for_solid - attribs->filter = CAIRO_FILTER_NEAREST; - attribs->acquired = FALSE; - -- return CAIRO_STATUS_SUCCESS; -+ status = CAIRO_STATUS_SUCCESS; -+ -+UNLOCK: -+ -+ CAIRO_MUTEX_UNLOCK (cache_lock); -+ -+ return status; - } - - /** -diff --git a/src/cairo-scaled-font.c b/src/cairo-scaled-font.c -diff --git a/src/cairo-surface-fallback.c b/src/cairo-surface-fallback.c -diff --git a/src/cairo-surface.c b/src/cairo-surface.c -index 2bff0da..78cad9b 100644 ---- a/src/cairo-surface.c -+++ b/src/cairo-surface.c -@@ -1078,6 +1078,32 @@ _cairo_surface_snapshot (cairo_surface_t - return _cairo_surface_fallback_snapshot (surface); - } - -+/** -+ * _cairo_surface_is_compatible -+ * @surface_a: a #cairo_surface_t -+ * @surface_b: a #cairo_surface_t -+ * -+ * Find out whether the given surfaces share the same backend, -+ * and if so, whether they can be considered compatible. -+ * -+ * The definition of "compatible" depends on the backend. In the -+ * xlib case, it means the surfaces share the same display. -+ * -+ * Return value: TRUE if the surfaces are compatible. -+ **/ -+cairo_bool_t -+_cairo_surface_is_compatible (cairo_surface_t *surface_a, -+ cairo_surface_t *surface_b) -+{ -+ if (surface_a->backend != surface_b->backend) -+ return FALSE; -+ -+ if (surface_a->backend->is_compatible) -+ return surface_a->backend->is_compatible (surface_a, surface_b); -+ -+ return TRUE; -+} -+ - cairo_status_t - _cairo_surface_composite (cairo_operator_t op, - cairo_pattern_t *src, -diff --git a/src/cairo-win32-surface.c b/src/cairo-win32-surface.c -index be7e706..81eb916 100644 ---- a/src/cairo-win32-surface.c -+++ b/src/cairo-win32-surface.c -@@ -1609,6 +1609,16 @@ _cairo_win32_surface_show_glyphs (void - return (win_result) ? CAIRO_STATUS_SUCCESS : CAIRO_INT_STATUS_UNSUPPORTED; - } - -+static cairo_bool_t -+_cairo_win32_surface_is_compatible (void *surface_a, -+ void *surface_b) -+{ -+ cairo_win32_surface_t *a = (cairo_win32_surface_t*) surface_a; -+ cairo_win32_surface_t *b = (cairo_win32_surface_t*) surface_b; -+ -+ return (a->dc == b->dc); -+} -+ - #undef STACK_GLYPH_SIZE - - /** -@@ -1879,7 +1889,8 @@ static const cairo_surface_backend_t cai - NULL, /* fill */ - _cairo_win32_surface_show_glyphs, - -- NULL /* snapshot */ -+ NULL, /* snapshot */ -+ _cairo_win32_surface_is_compatible - }; - - /* -diff --git a/src/cairo-xcb-surface.c b/src/cairo-xcb-surface.c -index 2fdf8a1..8df859d 100644 ---- a/src/cairo-xcb-surface.c -+++ b/src/cairo-xcb-surface.c -@@ -1578,6 +1578,10 @@ _cairo_xcb_surface_show_glyphs (void - int num_glyphs, - cairo_scaled_font_t *scaled_font); - -+static cairo_bool_t -+_cairo_xcb_surface_is_compatible (void *surface_a, -+ void *surface_b); -+ - /* XXX: move this to the bottom of the file, XCB and Xlib */ - - static const cairo_surface_backend_t cairo_xcb_surface_backend = { -@@ -1609,7 +1613,8 @@ static const cairo_surface_backend_t cai - NULL, /* stroke */ - NULL, /* fill */ - _cairo_xcb_surface_show_glyphs, -- NULL /* snapshot */ -+ NULL, /* snapshot */ -+ _cairo_xcb_surface_is_compatible - }; - - /** -@@ -2451,3 +2456,13 @@ _cairo_xcb_surface_show_glyphs (void - - return status; - } -+ -+static cairo_bool_t -+_cairo_xcb_surface_is_compatible (void *surface_a, -+ void *surface_b) -+{ -+ cairo_xcb_surface_t *a = (cairo_xcb_surface_t*) surface_a; -+ cairo_xcb_surface_t *b = (cairo_xcb_surface_t*) surface_b; -+ -+ return (a->dpy == b->dpy); -+} -diff --git a/src/cairo-xlib-surface.c b/src/cairo-xlib-surface.c -index 6a0d3e4..9228c95 100644 ---- a/src/cairo-xlib-surface.c -+++ b/src/cairo-xlib-surface.c -@@ -74,6 +74,10 @@ _cairo_xlib_surface_show_glyphs (void - int num_glyphs, - cairo_scaled_font_t *scaled_font); - -+static cairo_bool_t -+_cairo_xlib_surface_is_compatible (void *surface_a, -+ void *surface_b); -+ - /* - * Instead of taking two round trips for each blending request, - * assume that if a particular drawable fails GetImage that it will -@@ -1783,7 +1787,8 @@ static const cairo_surface_backend_t cai - NULL, /* stroke */ - NULL, /* fill */ - _cairo_xlib_surface_show_glyphs, -- NULL /* snapshot */ -+ NULL, /* snapshot */ -+ _cairo_xlib_surface_is_compatible - }; - - /** -@@ -2913,3 +2918,13 @@ _cairo_xlib_surface_show_glyphs (void - - return status; - } -+ -+static cairo_bool_t -+_cairo_xlib_surface_is_compatible (void *surface_a, -+ void *surface_b) -+{ -+ cairo_xlib_surface_t *a = (cairo_xlib_surface_t*) surface_a; -+ cairo_xlib_surface_t *b = (cairo_xlib_surface_t*) surface_b; -+ -+ return (a->dpy == b->dpy); -+} -diff --git a/src/cairo.c b/src/cairo.c -diff --git a/src/cairoint.h b/src/cairoint.h -index 060b988..01c0e2a 100755 ---- a/src/cairoint.h -+++ b/src/cairoint.h -@@ -933,6 +933,10 @@ struct _cairo_surface_backend { - - cairo_surface_t * - (*snapshot) (void *surface); -+ -+ cairo_bool_t -+ (*is_compatible) (void *surface_a, -+ void *surface_b); - }; - - typedef struct _cairo_format_masks { -@@ -1497,6 +1501,10 @@ _cairo_color_get_rgba_premultiplied (cai - double *blue, - double *alpha); - -+cairo_private cairo_bool_t -+_cairo_color_equal (cairo_color_t *color_a, -+ cairo_color_t *color_b); -+ - /* cairo-font.c */ - - cairo_private void -@@ -1922,6 +1930,10 @@ _cairo_surface_clone_similar (cairo_surf - cairo_private cairo_surface_t * - _cairo_surface_snapshot (cairo_surface_t *surface); - -+cairo_private cairo_bool_t -+_cairo_surface_is_compatible (cairo_surface_t *surface_a, -+ cairo_surface_t *surface_b); -+ - cairo_private unsigned int - _cairo_surface_get_current_clip_serial (cairo_surface_t *surface); - |