diff options
Diffstat (limited to 'libs/cairo-1.16.0/test/record-extend.c')
| -rw-r--r-- | libs/cairo-1.16.0/test/record-extend.c | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/record-extend.c b/libs/cairo-1.16.0/test/record-extend.c new file mode 100644 index 0000000..8e83871 --- /dev/null +++ b/libs/cairo-1.16.0/test/record-extend.c @@ -0,0 +1,288 @@ +/* + * Copyright © 2007 Red Hat, Inc. + * Copyright © 2011 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Behdad Esfahbod <behdad@behdad.org> + * Chris Wilson <chris@chris-wilson.co.uk> + */ + +#include "cairo-test.h" +#include <math.h> +#include <stdio.h> + +#define SIZE 90 + +/* This is written using clip+paint to exercise a bug that once was in the + * recording surface. + */ + +static cairo_surface_t * +source (cairo_surface_t *surface) +{ + cairo_t *cr; + + /* Create a 4-pixel image surface with my favorite four colors in each + * quadrant. */ + cr = cairo_create (surface); + cairo_surface_destroy (surface); + + /* upper-left = white */ + cairo_set_source_rgb (cr, 1, 1, 1); + cairo_rectangle (cr, 0, 0, 1, 1); + cairo_fill (cr); + + /* upper-right = red */ + cairo_set_source_rgb (cr, 1, 0, 0); + cairo_rectangle (cr, 1, 0, 1, 1); + cairo_fill (cr); + + /* lower-left = green */ + cairo_set_source_rgb (cr, 0, 1, 0); + cairo_rectangle (cr, 0, 1, 1, 1); + cairo_fill (cr); + + /* lower-right = blue */ + cairo_set_source_rgb (cr, 0, 0, 1); + cairo_rectangle (cr, 1, 1, 1, 1); + cairo_fill (cr); + + surface = cairo_surface_reference (cairo_get_target (cr)); + cairo_destroy (cr); + + return surface; +} + +static cairo_surface_t * +image (cairo_t *cr) +{ + return source (cairo_image_surface_create (CAIRO_FORMAT_RGB24, 2, 2)); +} + +static cairo_surface_t * +similar (cairo_t *cr) +{ + return source (cairo_surface_create_similar (cairo_get_target (cr), + CAIRO_CONTENT_COLOR, 2, 2)); +} + +static cairo_t * +extend (cairo_t *cr, cairo_surface_t *(*surface)(cairo_t *), cairo_extend_t mode) +{ + cairo_surface_t *s; + + cairo_set_source_rgb (cr, 0, 1, 1); + cairo_paint (cr); + + /* Now use extend modes to cover most of the surface with those 4 colors */ + s = surface (cr); + cairo_set_source_surface (cr, s, SIZE/2 - 1, SIZE/2 - 1); + cairo_surface_destroy (s); + + cairo_pattern_set_extend (cairo_get_source (cr), mode); + + cairo_rectangle (cr, 10, 10, SIZE-20, SIZE-20); + cairo_clip (cr); + cairo_paint (cr); + + return cr; +} + +static cairo_t * +extend_none (cairo_t *cr, + cairo_surface_t *(*pattern)(cairo_t *)) +{ + return extend (cr, pattern, CAIRO_EXTEND_NONE); +} + +static cairo_t * +extend_pad (cairo_t *cr, + cairo_surface_t *(*pattern)(cairo_t *)) +{ + return extend (cr, pattern, CAIRO_EXTEND_PAD); +} + +static cairo_t * +extend_repeat (cairo_t *cr, + cairo_surface_t *(*pattern)(cairo_t *)) +{ + return extend (cr, pattern, CAIRO_EXTEND_REPEAT); +} + +static cairo_t * +extend_reflect (cairo_t *cr, + cairo_surface_t *(*pattern)(cairo_t *)) +{ + return extend (cr, pattern, CAIRO_EXTEND_REFLECT); +} + +static cairo_t * +record_create (cairo_t *target) +{ + cairo_surface_t *surface; + cairo_t *cr; + + surface = cairo_recording_surface_create (cairo_surface_get_content (cairo_get_target (target)), NULL); + cr = cairo_create (surface); + cairo_surface_destroy (surface); + + return cr; +} + +static cairo_surface_t * +record_get (cairo_t *target) +{ + cairo_surface_t *surface; + + surface = cairo_surface_reference (cairo_get_target (target)); + cairo_destroy (target); + + return surface; +} + +static cairo_test_status_t +record_replay (cairo_t *cr, + cairo_t *(*func)(cairo_t *, + cairo_surface_t *(*pattern)(cairo_t *)), + cairo_surface_t *(*pattern)(cairo_t *), + int width, int height) +{ + cairo_surface_t *surface; + int x, y; + + surface = record_get (func (record_create (cr), pattern)); + + cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); + cairo_set_source_surface (cr, surface, 0, 0); + cairo_surface_destroy (surface); + cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_NONE); + + for (y = 0; y < height; y += 2) { + for (x = 0; x < width; x += 2) { + cairo_rectangle (cr, x, y, 2, 2); + cairo_clip (cr); + cairo_paint (cr); + cairo_reset_clip (cr); + } + } + + return CAIRO_TEST_SUCCESS; +} + +static cairo_test_status_t +record_extend_none (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_none, image, width, height); +} + +static cairo_test_status_t +record_extend_pad (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_pad, image, width, height); +} + +static cairo_test_status_t +record_extend_repeat (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_repeat, image, width, height); +} + +static cairo_test_status_t +record_extend_reflect (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_reflect, image, width, height); +} + +static cairo_test_status_t +record_extend_none_similar (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_none, similar, width, height); +} + +static cairo_test_status_t +record_extend_pad_similar (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_pad, similar, width, height); +} + +static cairo_test_status_t +record_extend_repeat_similar (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_repeat, similar, width, height); +} + +static cairo_test_status_t +record_extend_reflect_similar (cairo_t *cr, int width, int height) +{ + return record_replay (cr, extend_reflect, similar, width, height); +} + +CAIRO_TEST (record_extend_none, + "Test CAIRO_EXTEND_NONE for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_none) +CAIRO_TEST (record_extend_pad, + "Test CAIRO_EXTEND_PAD for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_pad) +CAIRO_TEST (record_extend_repeat, + "Test CAIRO_EXTEND_REPEAT for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_repeat) +CAIRO_TEST (record_extend_reflect, + "Test CAIRO_EXTEND_REFLECT for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_reflect) + +CAIRO_TEST (record_extend_none_similar, + "Test CAIRO_EXTEND_NONE for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_none_similar) +CAIRO_TEST (record_extend_pad_similar, + "Test CAIRO_EXTEND_PAD for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_pad_similar) +CAIRO_TEST (record_extend_repeat_similar, + "Test CAIRO_EXTEND_REPEAT for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_repeat_similar) +CAIRO_TEST (record_extend_reflect_similar, + "Test CAIRO_EXTEND_REFLECT for recorded surface patterns", + "record, extend", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, record_extend_reflect_similar) |