Robert Phillips | 089b7c9 | 2020-08-12 11:57:07 -0400 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2020 Google LLC |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "include/gpu/GrDirectContext.h" |
| 9 | #include "include/gpu/GrRecordingContext.h" |
| 10 | #include "src/gpu/GrContextPriv.h" |
| 11 | #include "src/gpu/GrProxyProvider.h" |
| 12 | #include "src/gpu/GrRecordingContextPriv.h" |
| 13 | #include "src/gpu/ops/GrTextureOp.h" |
| 14 | #include "src/gpu/ops/GrTextureOp.h" |
| 15 | #include "tests/Test.h" |
| 16 | |
| 17 | class OpsTaskTestingAccess { |
| 18 | public: |
| 19 | typedef GrOpsTask::OpChain OpChain; |
| 20 | }; |
| 21 | |
| 22 | static void check_chain(OpsTaskTestingAccess::OpChain* chain, SkRect firstRect, SkRect lastRect, |
| 23 | int expectedNumOps) { |
| 24 | int actualNumOps = 0; |
| 25 | for (const auto& op : GrOp::ChainRange<>(chain->head())) { |
| 26 | ++actualNumOps; |
| 27 | |
| 28 | if (actualNumOps == 1) { |
| 29 | SkAssertResult(op.bounds() == firstRect.makeOutset(0.5f, 0.5f)); |
| 30 | } else if (actualNumOps == expectedNumOps) { |
| 31 | SkAssertResult(op.bounds() == lastRect.makeOutset(0.5f, 0.5f)); |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | SkAssertResult(actualNumOps == expectedNumOps); |
| 36 | } |
| 37 | |
| 38 | static sk_sp<GrSurfaceProxy> create_proxy(GrRecordingContext* rContext) { |
| 39 | const GrCaps* caps = rContext->priv().caps(); |
| 40 | |
| 41 | static constexpr SkISize kDimensions = {16, 16}; |
| 42 | |
| 43 | const GrBackendFormat format = caps->getDefaultBackendFormat(GrColorType::kRGBA_8888, |
| 44 | GrRenderable::kYes); |
| 45 | return rContext->priv().proxyProvider()->createProxy( |
| 46 | format, kDimensions, GrRenderable::kYes, 1, GrMipmapped::kNo, SkBackingFit::kExact, |
| 47 | SkBudgeted::kNo, GrProtected::kNo, GrInternalSurfaceFlags::kNone); |
| 48 | } |
| 49 | |
| 50 | static std::unique_ptr<GrDrawOp> create_op(GrDirectContext* dContext, SkRect rect, |
| 51 | const GrSurfaceProxyView& proxyView, bool isAA) { |
| 52 | DrawQuad quad; |
| 53 | |
| 54 | quad.fDevice = GrQuad::MakeFromRect(rect.makeOutset(0.5f, 0.5f), SkMatrix::I()); |
| 55 | quad.fLocal = GrQuad(rect); |
| 56 | quad.fEdgeFlags = isAA ? GrQuadAAFlags::kAll : GrQuadAAFlags::kNone; |
| 57 | |
| 58 | return GrTextureOp::Make(dContext, |
| 59 | proxyView, |
| 60 | kPremul_SkAlphaType, |
| 61 | nullptr, |
| 62 | GrSamplerState::Filter::kNearest, |
| 63 | GrSamplerState::MipmapMode::kNone, |
| 64 | {1.f, 1.f, 1.f, 1.f}, |
| 65 | GrTextureOp::Saturate::kYes, |
| 66 | SkBlendMode::kSrcOver, |
| 67 | isAA ? GrAAType::kCoverage |
| 68 | : GrAAType::kNone, |
| 69 | &quad, |
| 70 | nullptr); |
| 71 | } |
| 72 | |
| 73 | // This unit test exercises the crbug.com/1112259 case. |
| 74 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(TextureOpTest, reporter, ctxInfo) { |
| 75 | |
| 76 | GrDirectContext* dContext = ctxInfo.directContext(); |
| 77 | const GrCaps* caps = dContext->priv().caps(); |
| 78 | GrRecordingContext::Arenas arenas = dContext->priv().arenas(); |
| 79 | auto auditTrail = dContext->priv().auditTrail(); |
| 80 | |
| 81 | if (!caps->dynamicStateArrayGeometryProcessorTextureSupport()) { |
| 82 | // This test requires chaining |
| 83 | return; |
| 84 | } |
| 85 | |
| 86 | GrSurfaceProxyView proxyViewA(create_proxy(dContext), |
| 87 | kTopLeft_GrSurfaceOrigin, |
| 88 | GrSwizzle::RGBA()); |
| 89 | GrSurfaceProxyView proxyViewB(create_proxy(dContext), |
| 90 | kTopLeft_GrSurfaceOrigin, |
| 91 | GrSwizzle::RGBA()); |
| 92 | GrSurfaceProxyView proxyViewC(create_proxy(dContext), |
| 93 | kTopLeft_GrSurfaceOrigin, |
| 94 | GrSwizzle::RGBA()); |
| 95 | |
| 96 | static const SkRect kOpARect{ 0, 0, 16, 16 }; |
| 97 | static const SkRect kOpBRect{ 32, 0, 48, 16 }; |
| 98 | static const SkRect kOpCRect{ 0, 32, 16, 48 }; |
| 99 | static const SkRect kOpDRect{ 32, 32, 48, 48 }; |
| 100 | |
| 101 | // opA & opB can chain together but can't merge bc they have different proxies |
| 102 | std::unique_ptr<GrDrawOp> opA = create_op(dContext, kOpARect, proxyViewA, false); |
| 103 | std::unique_ptr<GrDrawOp> opB = create_op(dContext, kOpBRect, proxyViewB, false); |
| 104 | |
| 105 | GrAppliedClip noClip = GrAppliedClip::Disabled(); |
| 106 | OpsTaskTestingAccess::OpChain chain1(std::move(opA), GrProcessorSet::EmptySetAnalysis(), |
| 107 | &noClip, nullptr); |
| 108 | chain1.appendOp(std::move(opB), GrProcessorSet::EmptySetAnalysis(), nullptr, &noClip, *caps, |
| 109 | &arenas, dContext->priv().auditTrail()); |
| 110 | check_chain(&chain1, kOpARect, kOpBRect, 2); |
| 111 | |
| 112 | // opC & opD can also chain together but can't merge (bc, again, they have different |
| 113 | // proxies). Note, however, that opA and opD do share a proxy so can be merged if opA's |
| 114 | // anti-aliasing is upgraded to coverage. |
| 115 | std::unique_ptr<GrDrawOp> opC = create_op(dContext, kOpCRect, proxyViewC, true); |
| 116 | std::unique_ptr<GrDrawOp> opD = create_op(dContext, kOpDRect, proxyViewA, true); |
| 117 | |
| 118 | OpsTaskTestingAccess::OpChain chain2(std::move(opC), GrProcessorSet::EmptySetAnalysis(), |
| 119 | &noClip, nullptr); |
| 120 | chain2.appendOp(std::move(opD), GrProcessorSet::EmptySetAnalysis(), nullptr, &noClip, *caps, |
| 121 | &arenas, auditTrail); |
| 122 | check_chain(&chain2, kOpCRect, kOpDRect, 2); |
| 123 | |
| 124 | // opA and opD, now in separate chains, can merge when the two chains are combined while |
| 125 | // opB and opC can still only chain. |
| 126 | chain1.prependChain(&chain2, *caps, &arenas, auditTrail); |
| 127 | |
| 128 | // We should end up with the chain |
| 129 | // opC - opD/opA - opB |
| 130 | check_chain(&chain1, kOpCRect, kOpBRect, 3); |
| 131 | |
| 132 | chain1.deleteOps(arenas.opMemoryPool()); |
| 133 | } |