commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2014 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
| 8 | |
| 9 | // This test only works with the GPU backend. |
| 10 | |
| 11 | #include "gm.h" |
| 12 | |
| 13 | #if SK_SUPPORT_GPU |
| 14 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 15 | #include "GrBatchTarget.h" |
| 16 | #include "GrBufferAllocPool.h" |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 17 | #include "GrContext.h" |
joshualitt | 5478d42 | 2014-11-14 16:00:38 -0800 | [diff] [blame] | 18 | #include "GrDefaultGeoProcFactory.h" |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 19 | #include "GrPathUtils.h" |
| 20 | #include "GrTest.h" |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 21 | #include "GrTestBatch.h" |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 22 | #include "SkColorPriv.h" |
| 23 | #include "SkDevice.h" |
| 24 | #include "SkGeometry.h" |
| 25 | #include "SkTLList.h" |
| 26 | |
| 27 | #include "effects/GrConvexPolyEffect.h" |
| 28 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 29 | namespace skiagm { |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 30 | |
| 31 | class ConvexPolyTestBatch : public GrTestBatch { |
| 32 | public: |
| 33 | struct Geometry : public GrTestBatch::Geometry { |
| 34 | SkRect fBounds; |
| 35 | }; |
| 36 | |
| 37 | const char* name() const SK_OVERRIDE { return "ConvexPolyTestBatch"; } |
| 38 | |
| 39 | static GrBatch* Create(const GrGeometryProcessor* gp, const Geometry& geo) { |
| 40 | return SkNEW_ARGS(ConvexPolyTestBatch, (gp, geo)); |
| 41 | } |
| 42 | |
| 43 | private: |
| 44 | ConvexPolyTestBatch(const GrGeometryProcessor* gp, const Geometry& geo) |
| 45 | : INHERITED(gp) |
| 46 | , fGeometry(geo) { |
| 47 | } |
| 48 | |
| 49 | Geometry* geoData(int index) SK_OVERRIDE { |
| 50 | SkASSERT(0 == index); |
| 51 | return &fGeometry; |
| 52 | } |
| 53 | |
| 54 | void onGenerateGeometry(GrBatchTarget* batchTarget, const GrPipeline* pipeline) SK_OVERRIDE { |
| 55 | size_t vertexStride = this->geometryProcessor()->getVertexStride(); |
| 56 | |
| 57 | const GrVertexBuffer* vertexBuffer; |
| 58 | int firstVertex; |
| 59 | |
| 60 | void* vertices = batchTarget->vertexPool()->makeSpace(vertexStride, |
| 61 | kVertsPerCubic, |
| 62 | &vertexBuffer, |
| 63 | &firstVertex); |
| 64 | |
| 65 | SkASSERT(vertexStride == sizeof(SkPoint)); |
| 66 | SkPoint* verts = reinterpret_cast<SkPoint*>(vertices); |
| 67 | |
| 68 | // Make sure any artifacts around the exterior of path are visible by using overly |
| 69 | // conservative bounding geometry. |
| 70 | fGeometry.fBounds.outset(5.f, 5.f); |
| 71 | fGeometry.fBounds.toQuad(verts); |
| 72 | |
| 73 | GrDrawTarget::DrawInfo drawInfo; |
| 74 | drawInfo.setPrimitiveType(kTriangleFan_GrPrimitiveType); |
| 75 | drawInfo.setVertexBuffer(vertexBuffer); |
| 76 | drawInfo.setStartVertex(firstVertex); |
| 77 | drawInfo.setVertexCount(kVertsPerCubic); |
| 78 | drawInfo.setStartIndex(0); |
| 79 | drawInfo.setIndexCount(kIndicesPerCubic); |
| 80 | drawInfo.setIndexBuffer(batchTarget->quadIndexBuffer()); |
| 81 | batchTarget->draw(drawInfo); |
| 82 | } |
| 83 | |
| 84 | Geometry fGeometry; |
| 85 | |
| 86 | static const int kVertsPerCubic = 4; |
| 87 | static const int kIndicesPerCubic = 6; |
| 88 | |
| 89 | typedef GrTestBatch INHERITED; |
| 90 | }; |
| 91 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 92 | /** |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 93 | * This GM directly exercises a GrProcessor that draws convex polygons. |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 94 | */ |
| 95 | class ConvexPolyEffect : public GM { |
| 96 | public: |
| 97 | ConvexPolyEffect() { |
| 98 | this->setBGColor(0xFFFFFFFF); |
| 99 | } |
| 100 | |
| 101 | protected: |
mtklein | 72c9faa | 2015-01-09 10:06:39 -0800 | [diff] [blame] | 102 | SkString onShortName() SK_OVERRIDE { |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 103 | return SkString("convex_poly_effect"); |
| 104 | } |
| 105 | |
mtklein | 72c9faa | 2015-01-09 10:06:39 -0800 | [diff] [blame] | 106 | SkISize onISize() SK_OVERRIDE { |
tfarina | f539318 | 2014-06-09 23:59:03 -0700 | [diff] [blame] | 107 | return SkISize::Make(720, 800); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 108 | } |
| 109 | |
mtklein | 72c9faa | 2015-01-09 10:06:39 -0800 | [diff] [blame] | 110 | void onOnceBeforeDraw() SK_OVERRIDE { |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 111 | SkPath tri; |
| 112 | tri.moveTo(5.f, 5.f); |
| 113 | tri.lineTo(100.f, 20.f); |
| 114 | tri.lineTo(15.f, 100.f); |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 115 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 116 | fPaths.addToTail(tri); |
| 117 | fPaths.addToTail(SkPath())->reverseAddPath(tri); |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 118 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 119 | tri.close(); |
| 120 | fPaths.addToTail(tri); |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 121 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 122 | SkPath ngon; |
| 123 | static const SkScalar kRadius = 50.f; |
| 124 | const SkPoint center = { kRadius, kRadius }; |
| 125 | for (int i = 0; i < GrConvexPolyEffect::kMaxEdges; ++i) { |
| 126 | SkScalar angle = 2 * SK_ScalarPI * i / GrConvexPolyEffect::kMaxEdges; |
| 127 | SkPoint point; |
| 128 | point.fY = SkScalarSinCos(angle, &point.fX); |
| 129 | point.scale(kRadius); |
| 130 | point = center + point; |
| 131 | if (0 == i) { |
| 132 | ngon.moveTo(point); |
| 133 | } else { |
| 134 | ngon.lineTo(point); |
| 135 | } |
| 136 | } |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 137 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 138 | fPaths.addToTail(ngon); |
| 139 | SkMatrix scaleM; |
| 140 | scaleM.setScale(1.1f, 0.4f); |
| 141 | ngon.transform(scaleM); |
| 142 | fPaths.addToTail(ngon); |
skia.committer@gmail.com | f0b0cda | 2014-02-09 03:02:01 +0000 | [diff] [blame] | 143 | |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 144 | // integer edges |
| 145 | fRects.addToTail(SkRect::MakeLTRB(5.f, 1.f, 30.f, 25.f)); |
| 146 | // half-integer edges |
| 147 | fRects.addToTail(SkRect::MakeLTRB(5.5f, 0.5f, 29.5f, 24.5f)); |
| 148 | // vertically/horizontally thin rects that cover pixel centers |
| 149 | fRects.addToTail(SkRect::MakeLTRB(5.25f, 0.5f, 5.75f, 24.5f)); |
| 150 | fRects.addToTail(SkRect::MakeLTRB(5.5f, 0.5f, 29.5f, 0.75f)); |
| 151 | // vertically/horizontally thin rects that don't cover pixel centers |
| 152 | fRects.addToTail(SkRect::MakeLTRB(5.55f, 0.5f, 5.75f, 24.5f)); |
| 153 | fRects.addToTail(SkRect::MakeLTRB(5.5f, .05f, 29.5f, .25f)); |
| 154 | // small in x and y |
| 155 | fRects.addToTail(SkRect::MakeLTRB(5.05f, .55f, 5.45f, .85f)); |
| 156 | // inverted in x and y |
| 157 | fRects.addToTail(SkRect::MakeLTRB(100.f, 50.5f, 5.f, 0.5f)); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 158 | } |
| 159 | |
mtklein | 72c9faa | 2015-01-09 10:06:39 -0800 | [diff] [blame] | 160 | void onDraw(SkCanvas* canvas) SK_OVERRIDE { |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 161 | GrRenderTarget* rt = canvas->internal_private_accessTopLayerRenderTarget(); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 162 | if (NULL == rt) { |
bsalomon | b62da80 | 2015-01-31 07:51:14 -0800 | [diff] [blame] | 163 | this->drawGpuOnlyMessage(canvas); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 164 | return; |
| 165 | } |
| 166 | GrContext* context = rt->getContext(); |
| 167 | if (NULL == context) { |
| 168 | return; |
| 169 | } |
| 170 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 171 | SkAutoTUnref<const GrGeometryProcessor> gp( |
| 172 | GrDefaultGeoProcFactory::Create(GrDefaultGeoProcFactory::kPosition_GPType, |
| 173 | 0xff000000)); |
| 174 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 175 | SkScalar y = 0; |
| 176 | for (SkTLList<SkPath>::Iter iter(fPaths, SkTLList<SkPath>::Iter::kHead_IterStart); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 177 | iter.get(); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 178 | iter.next()) { |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 179 | const SkPath* path = iter.get(); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 180 | SkScalar x = 0; |
| 181 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 182 | for (int et = 0; et < kGrProcessorEdgeTypeCnt; ++et) { |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 183 | GrTestTarget tt; |
| 184 | context->getTestTarget(&tt); |
| 185 | if (NULL == tt.target()) { |
| 186 | SkDEBUGFAIL("Couldn't get Gr test target."); |
| 187 | return; |
| 188 | } |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 189 | SkMatrix m; |
| 190 | SkPath p; |
| 191 | m.setTranslate(x, y); |
| 192 | path->transform(m, &p); |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 193 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 194 | GrPrimitiveEdgeType edgeType = (GrPrimitiveEdgeType) et; |
| 195 | SkAutoTUnref<GrFragmentProcessor> fp(GrConvexPolyEffect::Create(edgeType, p)); |
| 196 | if (!fp) { |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 197 | continue; |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 198 | } |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 199 | |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 200 | GrPipelineBuilder pipelineBuilder; |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 201 | pipelineBuilder.addCoverageProcessor(fp); |
| 202 | pipelineBuilder.setRenderTarget(rt); |
joshualitt | 9853cce | 2014-11-17 14:22:48 -0800 | [diff] [blame] | 203 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 204 | ConvexPolyTestBatch::Geometry geometry; |
| 205 | geometry.fColor = gp->color(); |
| 206 | geometry.fBounds = p.getBounds(); |
joshualitt | 50408ad | 2014-11-03 12:31:14 -0800 | [diff] [blame] | 207 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 208 | SkAutoTUnref<GrBatch> batch(ConvexPolyTestBatch::Create(gp, geometry)); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 209 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 210 | tt.target()->drawBatch(&pipelineBuilder, batch, NULL); |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 211 | |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 212 | x += SkScalarCeilToScalar(path->getBounds().width() + 10.f); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 213 | } |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 214 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 215 | // Draw AA and non AA paths using normal API for reference. |
| 216 | canvas->save(); |
| 217 | canvas->translate(x, y); |
| 218 | SkPaint paint; |
| 219 | canvas->drawPath(*path, paint); |
| 220 | canvas->translate(path->getBounds().width() + 10.f, 0); |
| 221 | paint.setAntiAlias(true); |
| 222 | canvas->drawPath(*path, paint); |
| 223 | canvas->restore(); |
skia.committer@gmail.com | 4c18e9f | 2014-01-31 03:01:59 +0000 | [diff] [blame] | 224 | |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 225 | y += SkScalarCeilToScalar(path->getBounds().height() + 20.f); |
| 226 | } |
| 227 | |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 228 | for (SkTLList<SkRect>::Iter iter(fRects, SkTLList<SkRect>::Iter::kHead_IterStart); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 229 | iter.get(); |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 230 | iter.next()) { |
| 231 | |
| 232 | SkScalar x = 0; |
| 233 | |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 234 | for (int et = 0; et < kGrProcessorEdgeTypeCnt; ++et) { |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 235 | GrTestTarget tt; |
| 236 | context->getTestTarget(&tt); |
| 237 | if (NULL == tt.target()) { |
| 238 | SkDEBUGFAIL("Couldn't get Gr test target."); |
| 239 | return; |
| 240 | } |
| 241 | SkRect rect = *iter.get(); |
| 242 | rect.offset(x, y); |
joshualitt | b0a8a37 | 2014-09-23 09:50:21 -0700 | [diff] [blame] | 243 | GrPrimitiveEdgeType edgeType = (GrPrimitiveEdgeType) et; |
| 244 | SkAutoTUnref<GrFragmentProcessor> fp(GrConvexPolyEffect::Create(edgeType, rect)); |
| 245 | if (!fp) { |
commit-bot@chromium.org | cabf4b2 | 2014-03-05 18:27:43 +0000 | [diff] [blame] | 246 | continue; |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 247 | } |
| 248 | |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 249 | GrPipelineBuilder pipelineBuilder; |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 250 | pipelineBuilder.addCoverageProcessor(fp); |
| 251 | pipelineBuilder.setRenderTarget(rt); |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 252 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 253 | ConvexPolyTestBatch::Geometry geometry; |
| 254 | geometry.fColor = gp->color(); |
| 255 | geometry.fBounds = rect; |
joshualitt | 50408ad | 2014-11-03 12:31:14 -0800 | [diff] [blame] | 256 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 257 | SkAutoTUnref<GrBatch> batch(ConvexPolyTestBatch::Create(gp, geometry)); |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 258 | |
joshualitt | 95964c6 | 2015-02-11 13:45:50 -0800 | [diff] [blame^] | 259 | tt.target()->drawBatch(&pipelineBuilder, batch, NULL); |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 260 | |
| 261 | x += SkScalarCeilToScalar(rect.width() + 10.f); |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 262 | } |
| 263 | |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 264 | // Draw rect without and with AA using normal API for reference |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 265 | canvas->save(); |
| 266 | canvas->translate(x, y); |
| 267 | SkPaint paint; |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 268 | canvas->drawRect(*iter.get(), paint); |
| 269 | x += SkScalarCeilToScalar(iter.get()->width() + 10.f); |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 270 | paint.setAntiAlias(true); |
| 271 | canvas->drawRect(*iter.get(), paint); |
| 272 | canvas->restore(); |
| 273 | |
commit-bot@chromium.org | d85f32c | 2014-02-28 14:43:26 +0000 | [diff] [blame] | 274 | y += SkScalarCeilToScalar(iter.get()->height() + 20.f); |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 275 | } |
| 276 | } |
| 277 | |
| 278 | private: |
| 279 | SkTLList<SkPath> fPaths; |
commit-bot@chromium.org | f053980 | 2014-02-08 19:31:05 +0000 | [diff] [blame] | 280 | SkTLList<SkRect> fRects; |
skia.committer@gmail.com | f0b0cda | 2014-02-09 03:02:01 +0000 | [diff] [blame] | 281 | |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 282 | typedef GM INHERITED; |
| 283 | }; |
| 284 | |
| 285 | DEF_GM( return SkNEW(ConvexPolyEffect); ) |
commit-bot@chromium.org | c3fe549 | 2014-01-30 18:15:51 +0000 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | #endif |