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Unified Diff: tests/ConcavePathTests.cpp

Issue 855513004: Tessellating GPU path renderer. (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 5 years, 11 months ago
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« src/gpu/GrTessellatingPathRenderer.h ('K') | « src/gpu/GrTessellatingPathRenderer.cpp ('k') | no next file » | no next file with comments »
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Index: tests/ConcavePathTests.cpp
diff --git a/tests/ConcavePathTests.cpp b/tests/ConcavePathTests.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..ead9f1e039158ac14839244941a8b1abf7b0711b
--- /dev/null
+++ b/tests/ConcavePathTests.cpp
@@ -0,0 +1,249 @@
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "SkBitmap.h"
+#include "SkBitmapDevice.h"
+#include "SkCanvas.h"
+#include "Test.h"
+
+#if SK_SUPPORT_GPU
+#include "GrContextFactory.h"
+#include "SkGpuDevice.h"
+#endif
+
+static void draw_path_0(SkCanvas* canvas, const SkPaint& paint) {
bsalomon 2015/01/20 15:12:24 What do theses tests test? Just that we don't cras
Stephen White 2015/01/20 18:54:15 Yep. I've added a comment to that effect, and comm
+ SkPath path;
+ path.moveTo( 229.127044677734375, 67.34100341796875);
+ path.lineTo(187.8097381591796875, -6.7729740142822265625);
+ path.lineTo( 171.411407470703125, 50.94266510009765625);
+ path.lineTo(245.5253753662109375, 9.6253643035888671875);
+ path.moveTo(208.4683990478515625, 30.284009933471679688);
+ path.lineTo( 171.411407470703125, 50.94266510009765625);
+ path.lineTo(187.8097381591796875, -6.7729740142822265625);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_1(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 314.483551025390625, 486.246002197265625);
+ path.lineTo( 385.41949462890625, 532.8087158203125);
+ path.lineTo( 373.232879638671875, 474.05938720703125);
+ path.lineTo( 326.670166015625, 544.995361328125);
+ path.moveTo( 349.951507568359375, 509.52734375);
+ path.lineTo( 373.232879638671875, 474.05938720703125);
+ path.lineTo( 385.41949462890625, 532.8087158203125);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_2(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 343.107391357421875, 613.62176513671875);
+ path.lineTo( 426.632415771484375, 628.5740966796875);
+ path.lineTo( 392.3460693359375, 579.33544921875);
+ path.lineTo( 377.39373779296875, 662.86041259765625);
+ path.moveTo( 384.869873046875, 621.097900390625);
+ path.lineTo( 392.3460693359375, 579.33544921875);
+ path.lineTo( 426.632415771484375, 628.5740966796875);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_3(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 545.95751953125, 791.69854736328125);
+ path.lineTo( 612.05816650390625, 738.494140625);
+ path.lineTo( 552.4056396484375, 732.0460205078125);
+ path.lineTo( 605.61004638671875, 798.14666748046875);
+ path.moveTo( 579.00787353515625, 765.0963134765625);
+ path.lineTo( 552.4056396484375, 732.0460205078125);
+ path.lineTo( 612.05816650390625, 738.494140625);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_4(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 819.2725830078125, 751.77447509765625);
+ path.lineTo( 820.70904541015625, 666.933837890625);
+ path.lineTo( 777.57049560546875, 708.63592529296875);
+ path.lineTo( 862.4111328125, 710.0723876953125);
+ path.moveTo( 819.99078369140625, 709.3541259765625);
+ path.lineTo( 777.57049560546875, 708.63592529296875);
+ path.lineTo( 820.70904541015625, 666.933837890625);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_5(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 823.33209228515625, 749.052734375);
+ path.lineTo( 823.494873046875, 664.20013427734375);
+ path.lineTo( 780.9871826171875, 706.5450439453125);
+ path.lineTo( 865.8397216796875, 706.70782470703125);
+ path.moveTo( 823.4134521484375, 706.6263427734375);
+ path.lineTo( 780.9871826171875, 706.5450439453125);
+ path.lineTo( 823.494873046875, 664.20013427734375);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_6(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 954.862548828125, 562.8349609375);
+ path.lineTo( 899.32818603515625, 498.679443359375);
+ path.lineTo( 895.017578125, 558.52435302734375);
+ path.lineTo( 959.17315673828125, 502.990081787109375);
+ path.moveTo( 927.0953369140625, 530.7572021484375);
+ path.lineTo( 895.017578125, 558.52435302734375);
+ path.lineTo( 899.32818603515625, 498.679443359375);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_7(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 958.5330810546875, 547.35516357421875);
+ path.lineTo( 899.93109130859375, 485.989013671875);
+ path.lineTo( 898.54901123046875, 545.97308349609375);
+ path.lineTo( 959.9151611328125, 487.37109375);
+ path.moveTo( 929.2320556640625, 516.67205810546875);
+ path.lineTo( 898.54901123046875, 545.97308349609375);
+ path.lineTo( 899.93109130859375, 485.989013671875);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_8(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 389.8609619140625, 369.326873779296875);
+ path.lineTo( 470.6290283203125, 395.33697509765625);
+ path.lineTo( 443.250030517578125, 341.9478759765625);
+ path.lineTo( 417.239959716796875, 422.7159423828125);
+ path.moveTo( 430.244964599609375, 382.3319091796875);
+ path.lineTo( 443.250030517578125, 341.9478759765625);
+ path.lineTo( 470.6290283203125, 395.33697509765625);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_9(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo(20, 20);
+ path.lineTo(50, 80);
+ path.lineTo(20, 80);
+ path.moveTo(80, 50);
+ path.lineTo(50, 50);
+ path.lineTo(20, 50);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_10(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo(257.19439697265625, 320.876617431640625);
+ path.lineTo(190.113037109375, 320.58978271484375);
+ path.lineTo(203.64404296875, 293.8145751953125);
+ path.moveTo(203.357177734375, 360.896026611328125);
+ path.lineTo(216.88824462890625, 334.120819091796875);
+ path.lineTo(230.41925048828125, 307.345611572265625);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_11(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo(231.9331207275390625, 306.2012939453125);
+ path.lineTo(191.4859161376953125, 306.04547119140625);
+ path.lineTo(231.0659332275390625, 300.2642822265625);
+ path.moveTo( 189.946807861328125, 302.072265625);
+ path.lineTo( 179.79705810546875, 294.859771728515625);
+ path.lineTo(191.0016021728515625, 296.165679931640625);
+ path.moveTo(150.8942108154296875, 304.900146484375);
+ path.lineTo( 179.708892822265625, 297.849029541015625);
+ path.lineTo(190.4742279052734375, 299.11895751953125);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_12(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 0, 400);
+ path.lineTo( 138, 202);
+ path.lineTo( 0, 202);
+ path.moveTo(12.62693023681640625, 250.57464599609375);
+ path.lineTo( 8.13896942138671875, 254.556884765625);
+ path.lineTo(-18.15641021728515625, 220.40203857421875);
+ path.lineTo(-15.986493110656738281, 219.6513519287109375);
+ path.moveTo(36.931194305419921875, 282.485504150390625);
+ path.lineTo(15.617521286010742188, 261.2901611328125);
+ path.lineTo( 10.3829498291015625, 252.565765380859375);
+ path.lineTo(-16.165292739868164062, 222.646026611328125);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_13(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 690.62127685546875, 509.25555419921875);
+ path.lineTo( 699.336181640625, 511.71405029296875);
+ path.lineTo( 708.362548828125, 512.4349365234375);
+ path.lineTo( 729.9940185546875, 516.3114013671875);
+ path.lineTo( 738.708984375, 518.76995849609375);
+ path.lineTo( 678.3463134765625, 510.0819091796875);
+ path.lineTo( 681.21795654296875, 504.81378173828125);
+ path.moveTo( 758.52764892578125, 521.55963134765625);
+ path.lineTo( 719.1549072265625, 514.50372314453125);
+ path.lineTo( 689.59063720703125, 512.0628662109375);
+ path.lineTo( 679.78216552734375, 507.447845458984375);
+ canvas->drawPath(path, paint);
+}
+
+static void draw_path_14(SkCanvas* canvas, const SkPaint& paint) {
+ SkPath path;
+ path.moveTo( 217.326019287109375, 166.4752960205078125);
+ path.lineTo( 226.279266357421875, 170.929473876953125);
+ path.lineTo( 234.3973388671875, 177.0623626708984375);
+ path.lineTo( 262.0921630859375, 188.746124267578125);
+ path.moveTo( 196.23638916015625, 174.0722198486328125);
+ path.lineTo( 416.15277099609375, 180.138214111328125);
+ path.lineTo( 192.651947021484375, 304.0228271484375);
+ canvas->drawPath(path, paint);
+}
+
+static void test_concave_paths(SkBaseDevice* device, skiatest::Reporter* reporter) {
+ SkCanvas canvas(device);
+ canvas.clear(0);
+
+ SkPaint paint;
+ paint.setAntiAlias(false);
+ draw_path_0(&canvas, paint);
+ draw_path_1(&canvas, paint);
+ draw_path_2(&canvas, paint);
+ draw_path_3(&canvas, paint);
+ draw_path_4(&canvas, paint);
+ draw_path_5(&canvas, paint);
+ draw_path_6(&canvas, paint);
+ draw_path_7(&canvas, paint);
+ draw_path_8(&canvas, paint);
+ draw_path_9(&canvas, paint);
+ draw_path_10(&canvas, paint);
+ draw_path_11(&canvas, paint);
+ draw_path_12(&canvas, paint);
+ draw_path_13(&canvas, paint);
+ draw_path_14(&canvas, paint);
+}
+
+DEF_TEST(ConcavePathTests, reporter) {
+ SkBitmap temp;
+ temp.allocN32Pixels(800, 800);
+ SkBitmapDevice device(temp);
+ test_concave_paths(&device, reporter);
+}
+
+#if SK_SUPPORT_GPU
+const SkSurfaceProps gProps = SkSurfaceProps(SkSurfaceProps::kLegacyFontHost_InitType);
+
+DEF_GPUTEST(ConcavePathTestsGPU, reporter, factory) {
+ GrContext* context = factory->get(static_cast<GrContextFactory::GLContextType>(0));
+ SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(context,
bsalomon 2015/01/20 15:12:24 Can you use a sksurface instead of creating a devi
Stephen White 2015/01/20 18:54:15 Done.
+ SkSurface::kNo_Budgeted,
+ SkImageInfo::MakeN32Premul(800, 800),
+ 0,
+ &gProps,
+ 0));
+ test_concave_paths(device, reporter);
+}
+#endif
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