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Diffstat (limited to 'test/record2x.c')
-rw-r--r-- | test/record2x.c | 493 |
1 files changed, 493 insertions, 0 deletions
diff --git a/test/record2x.c b/test/record2x.c new file mode 100644 index 0000000..7fe0377 --- /dev/null +++ b/test/record2x.c @@ -0,0 +1,493 @@ +/* + * Copyright © 2005 Red Hat, Inc. + * Copyright © 2011 Intel Corporation + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without + * fee, provided that the above copyright notice appear in all copies + * and that both that copyright notice and this permission notice + * appear in supporting documentation, and that the name of + * Red Hat, Inc. not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Red Hat, Inc. makes no representations about the + * suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL, + * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR + * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Authors: + * Carl D. Worth <cworth@cworth.org> + * Chris Wilson <chris@chris-wilson.co.uk> + */ + +#include "cairo-test.h" + +#define TEXT_SIZE 12 +#define SIZE 60 /* needs to be big to check large area effects (dithering) */ +#define PAD 2 + +#define TT_SIZE 100 +#define TT_PAD 5 +#define TT_FONT_SIZE 32.0 + +#define GENERATE_REF 0 + +static uint32_t data[16] = { + 0xffffffff, 0xffffffff, 0xffff0000, 0xffff0000, + 0xffffffff, 0xffffffff, 0xffff0000, 0xffff0000, + + 0xff00ff00, 0xff00ff00, 0xff0000ff, 0xff0000ff, + 0xff00ff00, 0xff00ff00, 0xff0000ff, 0xff0000ff +}; + +static const char *png_filename = "romedalen.png"; + +static cairo_t * +paint (cairo_t *cr) +{ + cairo_set_source_rgb (cr, 0, 0, 1); + cairo_paint (cr); + + cairo_translate (cr, 2, 2); + cairo_scale (cr, 0.5, 0.5); + + cairo_set_source_rgb (cr, 1, 0, 0); + cairo_paint (cr); + + return cr; +} + +static cairo_t * +paint_alpha (cairo_t *cr) +{ + cairo_surface_t *surface; + + surface = cairo_image_surface_create_for_data ((unsigned char *) data, + CAIRO_FORMAT_RGB24, 4, 4, 16); + + cairo_test_paint_checkered (cr); + + cairo_scale (cr, 4, 4); + + cairo_set_source_surface (cr, surface, 2 , 2); + cairo_pattern_set_filter (cairo_get_source (cr), CAIRO_FILTER_NEAREST); + cairo_paint_with_alpha (cr, 0.5); + + cairo_surface_finish (surface); /* data will go out of scope */ + cairo_surface_destroy (surface); + + return cr; +} + +static cairo_t * +paint_alpha_solid_clip (cairo_t *cr) +{ + cairo_test_paint_checkered (cr); + + cairo_rectangle (cr, 2.5, 2.5, 27, 27); + cairo_clip (cr); + + cairo_set_source_rgb (cr, 1., 0.,0.); + cairo_paint_with_alpha (cr, 0.5); + + return cr; +} + +static cairo_t * +paint_alpha_clip (cairo_t *cr) +{ + cairo_surface_t *surface; + + surface = cairo_image_surface_create_for_data ((unsigned char *) data, + CAIRO_FORMAT_RGB24, 4, 4, 16); + + cairo_test_paint_checkered (cr); + + cairo_rectangle (cr, 10.5, 10.5, 11, 11); + cairo_clip (cr); + + cairo_scale (cr, 4, 4); + + cairo_set_source_surface (cr, surface, 2 , 2); + cairo_pattern_set_filter (cairo_get_source (cr), CAIRO_FILTER_NEAREST); + cairo_paint_with_alpha (cr, 0.5); + + cairo_surface_finish (surface); /* data will go out of scope */ + cairo_surface_destroy (surface); + + return cr; +} + +static cairo_t * +paint_alpha_clip_mask (cairo_t *cr) +{ + cairo_surface_t *surface; + + surface = cairo_image_surface_create_for_data ((unsigned char *) data, + CAIRO_FORMAT_RGB24, 4, 4, 16); + + cairo_test_paint_checkered (cr); + + cairo_move_to (cr, 16, 5); + cairo_line_to (cr, 5, 16); + cairo_line_to (cr, 16, 27); + cairo_line_to (cr, 27, 16); + cairo_clip (cr); + + cairo_scale (cr, 4, 4); + + cairo_set_source_surface (cr, surface, 2 , 2); + cairo_pattern_set_filter (cairo_get_source (cr), CAIRO_FILTER_NEAREST); + cairo_paint_with_alpha (cr, 0.5); + + cairo_surface_finish (surface); /* data will go out of scope */ + cairo_surface_destroy (surface); + + return cr; +} + +static cairo_t * +select_font_face (cairo_t *cr) +{ + /* We draw in the default black, so paint white first. */ + cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ + cairo_paint (cr); + + cairo_set_source_rgb (cr, 0, 0, 0); /* black */ + + cairo_set_font_size (cr, TEXT_SIZE); + cairo_move_to (cr, 0, TEXT_SIZE); + + cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY " Serif", + CAIRO_FONT_SLANT_NORMAL, + CAIRO_FONT_WEIGHT_NORMAL); + cairo_show_text (cr, "i-am-serif"); + + cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY " Sans", + CAIRO_FONT_SLANT_NORMAL, + CAIRO_FONT_WEIGHT_NORMAL); + cairo_show_text (cr, " i-am-sans"); + + cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY " Sans Mono", + CAIRO_FONT_SLANT_NORMAL, + CAIRO_FONT_WEIGHT_NORMAL); + cairo_show_text (cr, " i-am-mono"); + + return cr; +} + +static cairo_t * +fill_alpha (cairo_t *cr) +{ + const double alpha = 1./3; + int n; + + /* flatten to white */ + cairo_set_source_rgb (cr, 1, 1, 1); + cairo_paint (cr); + + /* square */ + cairo_rectangle (cr, PAD, PAD, SIZE, SIZE); + cairo_set_source_rgba (cr, 1, 0, 0, alpha); + cairo_fill (cr); + + /* circle */ + cairo_translate (cr, SIZE + 2 * PAD, 0); + cairo_arc (cr, PAD + SIZE / 2., PAD + SIZE / 2., SIZE / 2., 0, 2 * M_PI); + cairo_set_source_rgba (cr, 0, 1, 0, alpha); + cairo_fill (cr); + + /* triangle */ + cairo_translate (cr, 0, SIZE + 2 * PAD); + cairo_move_to (cr, PAD + SIZE / 2, PAD); + cairo_line_to (cr, PAD + SIZE, PAD + SIZE); + cairo_line_to (cr, PAD, PAD + SIZE); + cairo_set_source_rgba (cr, 0, 0, 1, alpha); + cairo_fill (cr); + + /* star */ + cairo_translate (cr, -(SIZE + 2 * PAD) + SIZE/2., SIZE/2.); + for (n = 0; n < 5; n++) { + cairo_line_to (cr, + SIZE/2 * cos (2*n * 2*M_PI / 10), + SIZE/2 * sin (2*n * 2*M_PI / 10)); + + cairo_line_to (cr, + SIZE/4 * cos ((2*n+1)*2*M_PI / 10), + SIZE/4 * sin ((2*n+1)*2*M_PI / 10)); + } + cairo_set_source_rgba (cr, 0, 0, 0, alpha); + cairo_fill (cr); + + return cr; +} + +static cairo_t * +self_intersecting (cairo_t *cr) +{ + cairo_set_source_rgb (cr, 1, 1, 1); + cairo_paint (cr); + + cairo_translate (cr, 1.0, 1.0); + + cairo_set_source_rgb (cr, 1, 0, 0); /* red */ + + /* First draw the desired shape with a fill */ + cairo_rectangle (cr, 0.5, 0.5, 4.0, 4.0); + cairo_rectangle (cr, 3.5, 3.5, 4.0, 4.0); + cairo_rectangle (cr, 3.5, 1.5, -2.0, 2.0); + cairo_rectangle (cr, 6.5, 4.5, -2.0, 2.0); + + cairo_fill (cr); + + /* Then try the same thing with a stroke */ + cairo_translate (cr, 0, 10); + cairo_move_to (cr, 1.0, 1.0); + cairo_rel_line_to (cr, 3.0, 0.0); + cairo_rel_line_to (cr, 0.0, 6.0); + cairo_rel_line_to (cr, 3.0, 0.0); + cairo_rel_line_to (cr, 0.0, -3.0); + cairo_rel_line_to (cr, -6.0, 0.0); + cairo_close_path (cr); + + cairo_set_line_width (cr, 1.0); + cairo_stroke (cr); + + return cr; +} + +static void +draw_text_transform (cairo_t *cr) +{ + cairo_matrix_t tm; + + /* skew */ + cairo_matrix_init (&tm, 1, 0, + -0.25, 1, + 0, 0); + cairo_matrix_scale (&tm, TT_FONT_SIZE, TT_FONT_SIZE); + cairo_set_font_matrix (cr, &tm); + + cairo_new_path (cr); + cairo_move_to (cr, 50, TT_SIZE-TT_PAD); + cairo_show_text (cr, "A"); + + /* rotate and scale */ + cairo_matrix_init_rotate (&tm, M_PI / 2); + cairo_matrix_scale (&tm, TT_FONT_SIZE, TT_FONT_SIZE * 2.0); + cairo_set_font_matrix (cr, &tm); + + cairo_new_path (cr); + cairo_move_to (cr, TT_PAD, TT_PAD + 25); + cairo_show_text (cr, "A"); + + cairo_matrix_init_rotate (&tm, M_PI / 2); + cairo_matrix_scale (&tm, TT_FONT_SIZE * 2.0, TT_FONT_SIZE); + cairo_set_font_matrix (cr, &tm); + + cairo_new_path (cr); + cairo_move_to (cr, TT_PAD, TT_PAD + 50); + cairo_show_text (cr, "A"); +} + +static cairo_t * +text_transform (cairo_t *cr) +{ + const cairo_test_context_t *ctx = cairo_test_get_context (cr); + cairo_pattern_t *pattern; + + cairo_set_source_rgb (cr, 1., 1., 1.); + cairo_paint (cr); + + cairo_set_source_rgb (cr, 0., 0., 0.); + + cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY " Sans", + CAIRO_FONT_SLANT_NORMAL, + CAIRO_FONT_WEIGHT_NORMAL); + + draw_text_transform (cr); + + cairo_translate (cr, TT_SIZE, TT_SIZE); + cairo_rotate (cr, M_PI); + + pattern = cairo_test_create_pattern_from_png (ctx, png_filename); + cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT); + cairo_set_source (cr, pattern); + cairo_pattern_destroy (pattern); + + draw_text_transform (cr); + + return cr; +} + +/* And here begins the recording and replaying... */ + +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 *), int width, int height) +{ + cairo_surface_t *surface; + int x, y; + +#if GENERATE_REF + cairo_scale (cr, 2, 2); + func(cr); +#else + surface = record_get (func (record_create (cr))); + + cairo_scale (cr, 2, 2); + 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); + } + } +#endif + + return CAIRO_TEST_SUCCESS; +} + +static cairo_test_status_t +record_paint (cairo_t *cr, int width, int height) +{ + return record_replay (cr, paint, width, height); +} + +static cairo_test_status_t +record_paint_alpha (cairo_t *cr, int width, int height) +{ + return record_replay (cr, paint_alpha, width, height); +} + +static cairo_test_status_t +record_paint_alpha_solid_clip (cairo_t *cr, int width, int height) +{ + return record_replay (cr, paint_alpha_solid_clip, width, height); +} + +static cairo_test_status_t +record_paint_alpha_clip (cairo_t *cr, int width, int height) +{ + return record_replay (cr, paint_alpha_clip, width, height); +} + +static cairo_test_status_t +record_paint_alpha_clip_mask (cairo_t *cr, int width, int height) +{ + return record_replay (cr, paint_alpha_clip_mask, width, height); +} + +static cairo_test_status_t +record_fill_alpha (cairo_t *cr, int width, int height) +{ + return record_replay (cr, fill_alpha, width, height); +} + +static cairo_test_status_t +record_self_intersecting (cairo_t *cr, int width, int height) +{ + return record_replay (cr, self_intersecting, width, height); +} + +static cairo_test_status_t +record_select_font_face (cairo_t *cr, int width, int height) +{ + return record_replay (cr, select_font_face, width, height); +} + +static cairo_test_status_t +record_text_transform (cairo_t *cr, int width, int height) +{ + return record_replay (cr, text_transform, width, height); +} + +CAIRO_TEST (record2x_paint, + "Test replayed calls to cairo_paint", + "paint,record", /* keywords */ + NULL, /* requirements */ + 2*8, 2*8, + NULL, record_paint) +CAIRO_TEST (record2x_paint_alpha, + "Simple test of cairo_paint_with_alpha", + "record, paint, alpha", /* keywords */ + NULL, /* requirements */ + 2*32, 2*32, + NULL, record_paint_alpha) +CAIRO_TEST (record2x_paint_alpha_solid_clip, + "Simple test of cairo_paint_with_alpha+unaligned clip", + "record, paint, alpha, clip", /* keywords */ + NULL, /* requirements */ + 2*32, 2*32, + NULL, record_paint_alpha_solid_clip) +CAIRO_TEST (record2x_paint_alpha_clip, + "Simple test of cairo_paint_with_alpha+unaligned clip", + "record, paint, alpha, clip", /* keywords */ + NULL, /* requirements */ + 2*32, 2*32, + NULL, record_paint_alpha_clip) +CAIRO_TEST (record2x_paint_alpha_clip_mask, + "Simple test of cairo_paint_with_alpha+triangular clip", + "record, paint, alpha, clip", /* keywords */ + NULL, /* requirements */ + 2*32, 2*32, + NULL, record_paint_alpha_clip_mask) +CAIRO_TEST (record2x_fill_alpha, + "Tests using set_rgba();fill()", + "record,fill, alpha", /* keywords */ + NULL, /* requirements */ + 2*(2*SIZE + 4*PAD), 2*(2*SIZE + 4*PAD), + NULL, record_fill_alpha) +CAIRO_TEST (record2x_select_font_face, + "Tests using cairo_select_font_face to draw text in different faces", + "record, font", /* keywords */ + NULL, /* requirements */ + 2*192, 2*(TEXT_SIZE + 4), + NULL, record_select_font_face) +CAIRO_TEST (record2x_self_intersecting, + "Test strokes of self-intersecting paths", + "record, stroke, trap", /* keywords */ + NULL, /* requirements */ + 2*10, 2*20, + NULL, record_self_intersecting) +CAIRO_TEST (record2x_text_transform, + "Test various applications of the font matrix", + "record, text, transform", /* keywords */ + NULL, /* requirements */ + 2*TT_SIZE, 2*TT_SIZE, + NULL, record_text_transform) |