/* * Copyright © 2011,2013 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. * * Author: Chris Wilson */ #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_test_create (surface, cairo_test_get_context (target)); 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_surface_t *image; uint8_t *data, *tmp; int stride, bpp; surface = cairo_get_target (cr); func(cr); image = cairo_surface_map_to_image (surface, NULL); switch (cairo_image_surface_get_format (image)) { case CAIRO_FORMAT_ARGB32: case CAIRO_FORMAT_RGB24: case CAIRO_FORMAT_RGB30: bpp=4; break; case CAIRO_FORMAT_RGB16_565: bpp=2; break; case CAIRO_FORMAT_A8: bpp=1; break; case CAIRO_FORMAT_A1: case CAIRO_FORMAT_INVALID: default: return CAIRO_TEST_FAILURE; } data = cairo_image_surface_get_data (image); stride = cairo_image_surface_get_stride (image); tmp = malloc (stride); if (tmp == NULL) return CAIRO_TEST_FAILURE; for (y = 0; y < height; y++) { uint8_t *row = data + y * stride; for (x = 0; x < width/2; x++) { memcpy (tmp, row + bpp * x, bpp); memcpy (row + bpp * x, row + bpp * (width - x - 1), bpp); memcpy (row + bpp * (width - x - 1), tmp, bpp); } } for (y = 0; y < height/2; y++) { memcpy (tmp, data + y * stride, stride); memcpy (data + y * stride, data + (height - y - 1) * stride, stride); memcpy (data + (height - y - 1) * stride, tmp, stride); } free (tmp); cairo_surface_unmap_image (surface, image); } #else surface = record_get (func (record_create (cr))); cairo_scale (cr, -1, -1); cairo_translate (cr, -width, -height); 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_whole_replay (cairo_t *cr, cairo_t *(*func)(cairo_t *), int width, int height) { cairo_surface_t *surface; #if GENERATE_REF { cairo_surface_t *image; uint8_t *data, *tmp; int stride, bpp; int x, y; surface = cairo_get_target (cr); func(cr); image = cairo_surface_map_to_image (surface, NULL); switch (cairo_image_surface_get_format (image)) { case CAIRO_FORMAT_ARGB32: case CAIRO_FORMAT_RGB24: case CAIRO_FORMAT_RGB30: bpp=4; break; case CAIRO_FORMAT_RGB16_565: bpp=2; break; case CAIRO_FORMAT_A8: bpp=1; break; case CAIRO_FORMAT_A1: case CAIRO_FORMAT_INVALID: default: return CAIRO_TEST_FAILURE; } data = cairo_image_surface_get_data (image); stride = cairo_image_surface_get_stride (image); tmp = malloc (stride); if (tmp == NULL) return CAIRO_TEST_FAILURE; for (y = 0; y < height; y++) { uint8_t *row = data + y * stride; for (x = 0; x < width/2; x++) { memcpy (tmp, row + bpp * x, bpp); memcpy (row + bpp * x, row + bpp * (width - x - 1), bpp); memcpy (row + bpp * (width - x - 1), tmp, bpp); } } for (y = 0; y < height/2; y++) { memcpy (tmp, data + y * stride, stride); memcpy (data + y * stride, data + (height - y - 1) * stride, stride); memcpy (data + (height - y - 1) * stride, tmp, stride); } free (tmp); cairo_surface_unmap_image (surface, image); } #else surface = record_get (func (record_create (cr))); cairo_scale (cr, -1, -1); cairo_translate (cr, -width, -height); 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); cairo_paint (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); } static cairo_test_status_t record_whole_paint (cairo_t *cr, int width, int height) { return record_whole_replay (cr, paint, width, height); } static cairo_test_status_t record_whole_paint_alpha (cairo_t *cr, int width, int height) { return record_whole_replay (cr, paint_alpha, width, height); } static cairo_test_status_t record_whole_paint_alpha_solid_clip (cairo_t *cr, int width, int height) { return record_whole_replay (cr, paint_alpha_solid_clip, width, height); } static cairo_test_status_t record_whole_paint_alpha_clip (cairo_t *cr, int width, int height) { return record_whole_replay (cr, paint_alpha_clip, width, height); } static cairo_test_status_t record_whole_paint_alpha_clip_mask (cairo_t *cr, int width, int height) { return record_whole_replay (cr, paint_alpha_clip_mask, width, height); } static cairo_test_status_t record_whole_fill_alpha (cairo_t *cr, int width, int height) { return record_whole_replay (cr, fill_alpha, width, height); } static cairo_test_status_t record_whole_self_intersecting (cairo_t *cr, int width, int height) { return record_whole_replay (cr, self_intersecting, width, height); } static cairo_test_status_t record_whole_select_font_face (cairo_t *cr, int width, int height) { return record_whole_replay (cr, select_font_face, width, height); } static cairo_test_status_t record_whole_text_transform (cairo_t *cr, int width, int height) { return record_whole_replay (cr, text_transform, width, height); } CAIRO_TEST (recordflip_whole_paint, "Test replayed calls to cairo_paint", "paint,record", /* keywords */ NULL, /* requirements */ 8, 8, NULL, record_whole_paint) CAIRO_TEST (recordflip_whole_paint_alpha, "Simple test of cairo_paint_with_alpha", "record, paint, alpha", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_whole_paint_alpha) CAIRO_TEST (recordflip_whole_paint_alpha_solid_clip, "Simple test of cairo_paint_with_alpha+unaligned clip", "record, paint, alpha, clip", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_whole_paint_alpha_solid_clip) CAIRO_TEST (recordflip_whole_paint_alpha_clip, "Simple test of cairo_paint_with_alpha+unaligned clip", "record, paint, alpha, clip", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_whole_paint_alpha_clip) CAIRO_TEST (recordflip_whole_paint_alpha_clip_mask, "Simple test of cairo_paint_with_alpha+triangular clip", "record, paint, alpha, clip", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_whole_paint_alpha_clip_mask) CAIRO_TEST (recordflip_whole_fill_alpha, "Tests using set_rgba();fill()", "record,fill, alpha", /* keywords */ NULL, /* requirements */ (2*SIZE + 4*PAD), (2*SIZE + 4*PAD), NULL, record_whole_fill_alpha) CAIRO_TEST (recordflip_whole_select_font_face, "Tests using cairo_select_font_face to draw text in different faces", "record, font", /* keywords */ NULL, /* requirements */ 192, (TEXT_SIZE + 4), NULL, record_whole_select_font_face) CAIRO_TEST (recordflip_whole_self_intersecting, "Test strokes of self-intersecting paths", "record, stroke, trap", /* keywords */ NULL, /* requirements */ 10, 20, NULL, record_whole_self_intersecting) CAIRO_TEST (recordflip_whole_text_transform, "Test various applications of the font matrix", "record, text, transform", /* keywords */ NULL, /* requirements */ TT_SIZE, TT_SIZE, NULL, record_whole_text_transform) CAIRO_TEST (recordflip_paint, "Test replayed calls to cairo_paint", "paint,record", /* keywords */ NULL, /* requirements */ 8, 8, NULL, record_paint) CAIRO_TEST (recordflip_paint_alpha, "Simple test of cairo_paint_with_alpha", "record, paint, alpha", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_paint_alpha) CAIRO_TEST (recordflip_paint_alpha_solid_clip, "Simple test of cairo_paint_with_alpha+unaligned clip", "record, paint, alpha, clip", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_paint_alpha_solid_clip) CAIRO_TEST (recordflip_paint_alpha_clip, "Simple test of cairo_paint_with_alpha+unaligned clip", "record, paint, alpha, clip", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_paint_alpha_clip) CAIRO_TEST (recordflip_paint_alpha_clip_mask, "Simple test of cairo_paint_with_alpha+triangular clip", "record, paint, alpha, clip", /* keywords */ NULL, /* requirements */ 32, 32, NULL, record_paint_alpha_clip_mask) CAIRO_TEST (recordflip_fill_alpha, "Tests using set_rgba();fill()", "record,fill, alpha", /* keywords */ NULL, /* requirements */ (2*SIZE + 4*PAD), (2*SIZE + 4*PAD), NULL, record_fill_alpha) CAIRO_TEST (recordflip_select_font_face, "Tests using cairo_select_font_face to draw text in different faces", "record, font", /* keywords */ NULL, /* requirements */ 192, (TEXT_SIZE + 4), NULL, record_select_font_face) CAIRO_TEST (recordflip_self_intersecting, "Test strokes of self-intersecting paths", "record, stroke, trap", /* keywords */ NULL, /* requirements */ 10, 20, NULL, record_self_intersecting) CAIRO_TEST (recordflip_text_transform, "Test various applications of the font matrix", "record, text, transform", /* keywords */ NULL, /* requirements */ TT_SIZE, TT_SIZE, NULL, record_text_transform)