xref: /third_party/skia/gm/concavepaths.cpp

16 void test_concave(SkCanvas* canvas, const SkPaint& paint) {
17     canvas->translate(0, 0);
18     canvas->drawPath(SkPath::Polygon({{20,20}, {80,20}, {30,30}, {20,80}}, false), paint);
22 void test_reverse_concave(SkCanvas* canvas, const SkPaint& paint) {
23     canvas->save();
24     canvas->translate(100, 0);
25     canvas->drawPath(SkPath::Polygon({{20,20}, {20,80}, {30,30}, {80,20}}, false), paint);
26     canvas->restore();
30 void test_bowtie(SkCanvas* canvas, const SkPaint& paint) {
31     canvas->save();
32     canvas->translate(200, 0);
33     canvas->drawPath(SkPath::Polygon({{20,20}, {80,80}, {80,20}, {20,80}}, false), paint);
34     canvas->restore();
38 void test_fake_bowtie(SkCanvas* canvas, const SkPaint& paint) {
39     canvas->save();
40     canvas->translate(300, 0);
41     canvas->drawPath(SkPath::Polygon({{20,20}, {50,40}, {80,20}, {80,80}, {50,60}, {20,80}},
43     canvas->restore();
48 void test_intruding_vertex(SkCanvas* canvas, const SkPaint& paint) {
49     canvas->save();
50     canvas->translate(400, 0);
51     canvas->drawPath(SkPath::Polygon({{20,20}, {50,50}, {68,20}, {68,80}, {50,50}, {20,80}},
53     canvas->restore();
58 void test_inversion_repeat_vertex(SkCanvas* canvas, const SkPaint& paint) {
59     canvas->save();
60     canvas->translate(400, 100);
64     canvas->drawPath(SkPath::Polygon(pts, SK_ARRAY_COUNT(pts), false,
66     canvas->restore();
70 void test_fish(SkCanvas* canvas, const SkPaint& paint) {
71     canvas->save();
72     canvas->translate(0, 100);
73     canvas->drawPath(SkPath::Polygon({{20,20}, {80,80}, {70,50}, {80,20}, {20,80}, {0,50}}, false,
75     canvas->restore();
80 void test_fast_forward(SkCanvas* canvas, const SkPaint& paint) {
81     canvas->save();
82     canvas->translate(100, 100);
86     canvas->drawPath(path, paint);
87     canvas->restore();
91 void test_hole(SkCanvas* canvas, const SkPaint& paint) {
92     canvas->save();
93     canvas->translate(200, 100);
97     canvas->drawPath(path, paint);
98     canvas->restore();
102 void test_star(SkCanvas* canvas, const SkPaint& paint) {
103     canvas->save();
104     canvas->translate(300, 100);
105     canvas->drawPath(SkPath::Polygon({{30,20}, {50,80}, {70,20}, {20,57}, {80,57}}, false),
107     canvas->restore();
111 void test_twist(SkCanvas* canvas, const SkPaint& paint) {
112     canvas->save();
113     canvas->translate(420, 220);
114     canvas->scale(10, 10);
121     canvas->drawPath(SkPath::Polygon(pts, SK_ARRAY_COUNT(pts), false), paint);
122     canvas->restore();
126 void test_stairstep(SkCanvas* canvas, const SkPaint& paint) {
127     canvas->save();
128     canvas->translate(0, 200);
129     canvas->drawPath(SkPath::Polygon({{50,50}, {50,20}, {80,20}, {50,50}, {20,50}, {20,80}}, false),
131     canvas->restore();
134 void test_stairstep2(SkCanvas* canvas, const SkPaint& paint) {
135     canvas->save();
136     canvas->translate(100, 200);
137     canvas->drawPath(SkPath::Polygon({{20,60}, {35,80}, {50,60}, {65,80}, {80,60}}, false), paint);
138     canvas->restore();
142 void test_overlapping(SkCanvas* canvas, const SkPaint& paint) {
143     canvas->save();
144     canvas->translate(200, 200);
145     canvas->drawPath(SkPath::Polygon({{20,80}, {80,80}, {80,20}, {80,30}}, false), paint);
146     canvas->restore();
151 void test_partners(SkCanvas* canvas, const SkPaint& paint) {
152     canvas->save();
153     canvas->translate(300, 200);
158     canvas->drawPath(path, paint);
159     canvas->restore();
164 void test_winding_merged_to_zero(SkCanvas* canvas, const SkPaint& paint) {
166     canvas->save();
167     canvas->translate(400, 350);
176     canvas->drawPath(path.detach(), paint);
177     canvas->restore();
181 void test_monotone_1(SkCanvas* canvas, const SkPaint& paint) {
183     canvas->save();
184     canvas->translate(0, 300);
188     canvas->drawPath(path.detach(), paint);
189     canvas->restore();
193 void test_monotone_2(SkCanvas* canvas, const SkPaint& paint) {
195     canvas->save();
196     canvas->translate(100, 300);
200     canvas->drawPath(path.detach(), paint);
201     canvas->restore();
205 void test_monotone_3(SkCanvas* canvas, const SkPaint& paint) {
207     canvas->save();
208     canvas->translate(200, 300);
212     canvas->drawPath(path.detach(), paint);
213     canvas->restore();
217 void test_monotone_4(SkCanvas* canvas, const SkPaint& paint) {
219     canvas->save();
220     canvas->translate(300, 300);
227     canvas->drawPath(path.detach(), paint);
228     canvas->restore();
232 void test_monotone_5(SkCanvas* canvas, const SkPaint& paint) {
234     canvas->save();
235     canvas->translate(0, 400);
240     canvas->drawPath(path.detach(), paint);
241     canvas->restore();
244 void test_degenerate(SkCanvas* canvas, const SkPaint& paint) {
246     canvas->save();
247     canvas->translate(100, 400);
254     canvas->drawPath(path.detach(), paint);
255     canvas->restore();
258 void test_coincident_edge(SkCanvas* canvas, const SkPaint& paint) {
260     canvas->save();
261     canvas->translate(200, 400);
271     canvas->drawPath(path.detach(), paint);
272     canvas->restore();
276 void test_bowtie_coincident_triangle(SkCanvas* canvas, const SkPaint& paint) {
278     canvas->save();
279     canvas->translate(300, 400);
287     canvas->drawPath(path.detach(), paint);
288     canvas->restore();
293 void test_collinear_outer_boundary_edge(SkCanvas* canvas, const SkPaint& paint) {
295     canvas->save();
296     canvas->translate(400, 400);
303     canvas->drawPath(path.detach(), paint);
304     canvas->restore();
308 void test_coincident_edges_1(SkCanvas* canvas, const SkPaint& paint) {
310     canvas->save();
311     canvas->translate(0, 500);
318     canvas->drawPath(path.detach(), paint);
319     canvas->restore();
322 void test_coincident_edges_2(SkCanvas* canvas, const SkPaint& paint) {
324     canvas->save();
325     canvas->translate(100, 500);
332     canvas->drawPath(path.detach(), paint);
333     canvas->restore();
336 void test_coincident_edges_3(SkCanvas* canvas, const SkPaint& paint) {
338     canvas->save();
339     canvas->translate(200, 500);
346     canvas->drawPath(path.detach(), paint);
347     canvas->restore();
350 void test_coincident_edges_4(SkCanvas* canvas, const SkPaint& paint) {
352     canvas->save();
353     canvas->translate(300, 500);
360     canvas->drawPath(path.detach(), paint);
361     canvas->restore();
366 DEF_SIMPLE_GM(concavepaths, canvas, 500, 600) {
372     test_concave(canvas, paint);
373     test_reverse_concave(canvas, paint);
374     test_bowtie(canvas, paint);
375     test_fake_bowtie(canvas, paint);
376     test_intruding_vertex(canvas, paint);
377     test_fish(canvas, paint);
378     test_fast_forward(canvas, paint);
379     test_hole(canvas, paint);
380     test_star(canvas, paint);
381     test_twist(canvas, paint);
382     test_inversion_repeat_vertex(canvas, paint);
383     test_stairstep(canvas, paint);
384     test_stairstep2(canvas, paint);
385     test_overlapping(canvas, paint);
386     test_partners(canvas, paint);
387     test_winding_merged_to_zero(canvas, paint);
388     test_monotone_1(canvas, paint);
389     test_monotone_2(canvas, paint);
390     test_monotone_3(canvas, paint);
391     test_monotone_4(canvas, paint);
392     test_monotone_5(canvas, paint);
393     test_degenerate(canvas, paint);
394     test_coincident_edge(canvas, paint);
395     test_bowtie_coincident_triangle(canvas, paint);
396     test_collinear_outer_boundary_edge(canvas, paint);
397     test_coincident_edges_1(canvas, paint);
398     test_coincident_edges_2(canvas, paint);
399     test_coincident_edges_3(canvas, paint);
400     test_coincident_edges_4(canvas, paint);

Indexes created Thu Nov 07 10:32:03 CST 2024