Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017 Google Inc. |
| 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 "GrTextureOp.h" |
Hal Canary | c640d0d | 2018-06-13 09:59:02 -0400 | [diff] [blame] | 9 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 10 | #include "GrAppliedClip.h" |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 11 | #include "GrCaps.h" |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 12 | #include "GrContext.h" |
| 13 | #include "GrContextPriv.h" |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 14 | #include "GrDrawOpTest.h" |
| 15 | #include "GrGeometryProcessor.h" |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 16 | #include "GrMemoryPool.h" |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 17 | #include "GrMeshDrawOp.h" |
| 18 | #include "GrOpFlushState.h" |
| 19 | #include "GrQuad.h" |
| 20 | #include "GrResourceProvider.h" |
| 21 | #include "GrShaderCaps.h" |
| 22 | #include "GrTexture.h" |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 23 | #include "GrTexturePriv.h" |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 24 | #include "GrTextureProxy.h" |
| 25 | #include "SkGr.h" |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 26 | #include "SkMathPriv.h" |
Brian Salomon | a33b67c | 2018-05-17 10:42:14 -0400 | [diff] [blame] | 27 | #include "SkMatrixPriv.h" |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 28 | #include "SkPoint.h" |
| 29 | #include "SkPoint3.h" |
Hal Canary | c640d0d | 2018-06-13 09:59:02 -0400 | [diff] [blame] | 30 | #include "SkTo.h" |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 31 | #include "glsl/GrGLSLColorSpaceXformHelper.h" |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 32 | #include "glsl/GrGLSLFragmentShaderBuilder.h" |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 33 | #include "glsl/GrGLSLGeometryProcessor.h" |
| 34 | #include "glsl/GrGLSLVarying.h" |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 35 | #include "glsl/GrGLSLVertexGeoBuilder.h" |
Mike Klein | 79aea6a | 2018-06-11 10:45:26 -0400 | [diff] [blame] | 36 | #include <new> |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 37 | |
| 38 | namespace { |
| 39 | |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 40 | enum class MultiTexture : bool { kNo = false, kYes = true }; |
| 41 | |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 42 | enum class Domain : bool { kNo = false, kYes = true }; |
| 43 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 44 | /** |
| 45 | * Geometry Processor that draws a texture modulated by a vertex color (though, this is meant to be |
| 46 | * the same value across all vertices of a quad and uses flat interpolation when available). This is |
| 47 | * used by TextureOp below. |
| 48 | */ |
| 49 | class TextureGeometryProcessor : public GrGeometryProcessor { |
| 50 | public: |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 51 | template <typename Pos> struct VertexCommon { |
| 52 | using Position = Pos; |
| 53 | Position fPosition; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 54 | GrColor fColor; |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 55 | SkPoint fTextureCoords; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 56 | }; |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 57 | |
| 58 | template <typename Pos, MultiTexture MT> struct OptionalMultiTextureVertex; |
| 59 | template <typename Pos> |
| 60 | struct OptionalMultiTextureVertex<Pos, MultiTexture::kNo> : VertexCommon<Pos> { |
| 61 | static constexpr MultiTexture kMultiTexture = MultiTexture::kNo; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 62 | }; |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 63 | template <typename Pos> |
| 64 | struct OptionalMultiTextureVertex<Pos, MultiTexture::kYes> : VertexCommon<Pos> { |
| 65 | static constexpr MultiTexture kMultiTexture = MultiTexture::kYes; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 66 | int fTextureIdx; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 67 | }; |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 68 | |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 69 | template <typename Pos, MultiTexture MT, Domain D> struct OptionalDomainVertex; |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 70 | template <typename Pos, MultiTexture MT> |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 71 | struct OptionalDomainVertex<Pos, MT, Domain::kNo> : OptionalMultiTextureVertex<Pos, MT> { |
| 72 | static constexpr Domain kDomain = Domain::kNo; |
Brian Salomon | a0047bc | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 73 | }; |
Stephen White | 633f20e | 2018-05-26 18:07:27 +0000 | [diff] [blame] | 74 | template <typename Pos, MultiTexture MT> |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 75 | struct OptionalDomainVertex<Pos, MT, Domain::kYes> : OptionalMultiTextureVertex<Pos, MT> { |
| 76 | static constexpr Domain kDomain = Domain::kYes; |
| 77 | SkRect fTextureDomain; |
| 78 | }; |
| 79 | |
| 80 | template <typename Pos, MultiTexture MT, Domain D, GrAA> struct OptionalAAVertex; |
| 81 | template <typename Pos, MultiTexture MT, Domain D> |
| 82 | struct OptionalAAVertex<Pos, MT, D, GrAA::kNo> : OptionalDomainVertex<Pos, MT, D> { |
| 83 | static constexpr GrAA kAA = GrAA::kNo; |
| 84 | }; |
| 85 | template <typename Pos, MultiTexture MT, Domain D> |
| 86 | struct OptionalAAVertex<Pos, MT, D, GrAA::kYes> : OptionalDomainVertex<Pos, MT, D> { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 87 | static constexpr GrAA kAA = GrAA::kYes; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 88 | SkPoint3 fEdges[4]; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 89 | }; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 90 | |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 91 | template <typename Pos, MultiTexture MT, Domain D, GrAA AA> |
| 92 | using Vertex = OptionalAAVertex<Pos, MT, D, AA>; |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 93 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 94 | // Maximum number of textures supported by this op. Must also be checked against the caps |
| 95 | // limit. These numbers were based on some limited experiments on a HP Z840 and Pixel XL 2016 |
| 96 | // and could probably use more tuning. |
| 97 | #ifdef SK_BUILD_FOR_ANDROID |
| 98 | static constexpr int kMaxTextures = 4; |
| 99 | #else |
| 100 | static constexpr int kMaxTextures = 8; |
| 101 | #endif |
| 102 | |
Brian Salomon | 0b4d8aa | 2017-10-11 15:34:27 -0400 | [diff] [blame] | 103 | static int SupportsMultitexture(const GrShaderCaps& caps) { |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 104 | return caps.integerSupport() && caps.maxFragmentSamplers() > 1; |
Brian Salomon | 0b4d8aa | 2017-10-11 15:34:27 -0400 | [diff] [blame] | 105 | } |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 106 | |
| 107 | static sk_sp<GrGeometryProcessor> Make(sk_sp<GrTextureProxy> proxies[], int proxyCnt, |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 108 | sk_sp<GrColorSpaceXform> csxf, bool coverageAA, |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 109 | bool perspective, Domain domain, |
| 110 | const GrSamplerState::Filter filters[], |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 111 | const GrShaderCaps& caps) { |
| 112 | // We use placement new to avoid always allocating space for kMaxTextures TextureSampler |
| 113 | // instances. |
| 114 | int samplerCnt = NumSamplersToUse(proxyCnt, caps); |
| 115 | size_t size = sizeof(TextureGeometryProcessor) + sizeof(TextureSampler) * (samplerCnt - 1); |
| 116 | void* mem = GrGeometryProcessor::operator new(size); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 117 | return sk_sp<TextureGeometryProcessor>( |
| 118 | new (mem) TextureGeometryProcessor(proxies, proxyCnt, samplerCnt, std::move(csxf), |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 119 | coverageAA, perspective, domain, filters, caps)); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 120 | } |
| 121 | |
| 122 | ~TextureGeometryProcessor() override { |
| 123 | int cnt = this->numTextureSamplers(); |
| 124 | for (int i = 1; i < cnt; ++i) { |
| 125 | fSamplers[i].~TextureSampler(); |
| 126 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 127 | } |
| 128 | |
| 129 | const char* name() const override { return "TextureGeometryProcessor"; } |
| 130 | |
| 131 | void getGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder* b) const override { |
| 132 | b->add32(GrColorSpaceXform::XformKey(fColorSpaceXform.get())); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 133 | uint32_t x = this->usesCoverageEdgeAA() ? 0 : 1; |
Brian Salomon | 70132d0 | 2018-05-29 15:33:06 -0400 | [diff] [blame] | 134 | x |= kFloat3_GrVertexAttribType == fPositions.type() ? 0 : 2; |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 135 | x |= fDomain.isInitialized() ? 4 : 0; |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 136 | b->add32(x); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 137 | } |
| 138 | |
| 139 | GrGLSLPrimitiveProcessor* createGLSLInstance(const GrShaderCaps& caps) const override { |
| 140 | class GLSLProcessor : public GrGLSLGeometryProcessor { |
| 141 | public: |
| 142 | void setData(const GrGLSLProgramDataManager& pdman, const GrPrimitiveProcessor& proc, |
| 143 | FPCoordTransformIter&& transformIter) override { |
| 144 | const auto& textureGP = proc.cast<TextureGeometryProcessor>(); |
| 145 | this->setTransformDataHelper(SkMatrix::I(), pdman, &transformIter); |
Brian Osman | c891b10 | 2018-06-14 14:50:17 -0400 | [diff] [blame] | 146 | fColorSpaceXformHelper.setData(pdman, textureGP.fColorSpaceXform.get()); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 147 | } |
| 148 | |
| 149 | private: |
| 150 | void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override { |
Chris Dalton | 7b04631 | 2018-02-02 11:06:30 -0700 | [diff] [blame] | 151 | using Interpolation = GrGLSLVaryingHandler::Interpolation; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 152 | const auto& textureGP = args.fGP.cast<TextureGeometryProcessor>(); |
| 153 | fColorSpaceXformHelper.emitCode( |
| 154 | args.fUniformHandler, textureGP.fColorSpaceXform.get()); |
Brian Salomon | 70132d0 | 2018-05-29 15:33:06 -0400 | [diff] [blame] | 155 | if (kFloat2_GrVertexAttribType == textureGP.fPositions.type()) { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 156 | args.fVaryingHandler->setNoPerspective(); |
| 157 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 158 | args.fVaryingHandler->emitAttributes(textureGP); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 159 | gpArgs->fPositionVar = textureGP.fPositions.asShaderVar(); |
| 160 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 161 | this->emitTransforms(args.fVertBuilder, |
| 162 | args.fVaryingHandler, |
| 163 | args.fUniformHandler, |
Brian Salomon | 04460cc | 2017-12-06 14:47:42 -0500 | [diff] [blame] | 164 | textureGP.fTextureCoords.asShaderVar(), |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 165 | args.fFPCoordTransformHandler); |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 166 | args.fVaryingHandler->addPassThroughAttribute( |
| 167 | textureGP.fColors, args.fOutputColor, Interpolation::kCanBeFlat); |
Ethan Nicholas | 8aa4569 | 2017-09-20 11:24:15 -0400 | [diff] [blame] | 168 | args.fFragBuilder->codeAppend("float2 texCoord;"); |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 169 | args.fVaryingHandler->addPassThroughAttribute(textureGP.fTextureCoords, "texCoord"); |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 170 | if (textureGP.fDomain.isInitialized()) { |
| 171 | args.fFragBuilder->codeAppend("float4 domain;"); |
| 172 | args.fVaryingHandler->addPassThroughAttribute( |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 173 | textureGP.fDomain, "domain", |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 174 | GrGLSLVaryingHandler::Interpolation::kCanBeFlat); |
| 175 | args.fFragBuilder->codeAppend( |
| 176 | "texCoord = clamp(texCoord, domain.xy, domain.zw);"); |
| 177 | } |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 178 | if (textureGP.numTextureSamplers() > 1) { |
Chris Dalton | 7b04631 | 2018-02-02 11:06:30 -0700 | [diff] [blame] | 179 | // If this changes to float, reconsider Interpolation::kMustBeFlat. |
Brian Salomon | 70132d0 | 2018-05-29 15:33:06 -0400 | [diff] [blame] | 180 | SkASSERT(kInt_GrVertexAttribType == textureGP.fTextureIdx.type()); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 181 | SkASSERT(args.fShaderCaps->integerSupport()); |
| 182 | args.fFragBuilder->codeAppend("int texIdx;"); |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 183 | args.fVaryingHandler->addPassThroughAttribute(textureGP.fTextureIdx, "texIdx", |
Chris Dalton | 7b04631 | 2018-02-02 11:06:30 -0700 | [diff] [blame] | 184 | Interpolation::kMustBeFlat); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 185 | args.fFragBuilder->codeAppend("switch (texIdx) {"); |
| 186 | for (int i = 0; i < textureGP.numTextureSamplers(); ++i) { |
| 187 | args.fFragBuilder->codeAppendf("case %d: %s = ", i, args.fOutputColor); |
| 188 | args.fFragBuilder->appendTextureLookupAndModulate(args.fOutputColor, |
| 189 | args.fTexSamplers[i], |
| 190 | "texCoord", |
Ethan Nicholas | 8aa4569 | 2017-09-20 11:24:15 -0400 | [diff] [blame] | 191 | kFloat2_GrSLType, |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 192 | &fColorSpaceXformHelper); |
| 193 | args.fFragBuilder->codeAppend("; break;"); |
| 194 | } |
| 195 | args.fFragBuilder->codeAppend("}"); |
| 196 | } else { |
| 197 | args.fFragBuilder->codeAppendf("%s = ", args.fOutputColor); |
| 198 | args.fFragBuilder->appendTextureLookupAndModulate(args.fOutputColor, |
| 199 | args.fTexSamplers[0], |
| 200 | "texCoord", |
Ethan Nicholas | 8aa4569 | 2017-09-20 11:24:15 -0400 | [diff] [blame] | 201 | kFloat2_GrSLType, |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 202 | &fColorSpaceXformHelper); |
| 203 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 204 | args.fFragBuilder->codeAppend(";"); |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 205 | if (textureGP.usesCoverageEdgeAA()) { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 206 | bool mulByFragCoordW = false; |
Brian Salomon | 9b4bd59 | 2018-07-10 09:23:40 -0400 | [diff] [blame] | 207 | GrGLSLVarying aaDistVarying(kFloat4_GrSLType, |
| 208 | GrGLSLVarying::Scope::kVertToFrag); |
| 209 | if (kFloat3_GrVertexAttribType == textureGP.fPositions.type()) { |
| 210 | args.fVaryingHandler->addVarying("aaDists", &aaDistVarying); |
| 211 | // The distance from edge equation e to homogenous point p=sk_Position |
| 212 | // is e.x*p.x/p.wx + e.y*p.y/p.w + e.z. However, we want screen space |
| 213 | // interpolation of this distance. We can do this by multiplying the |
| 214 | // varying in the VS by p.w and then multiplying by sk_FragCoord.w in |
| 215 | // the FS. So we output e.x*p.x + e.y*p.y + e.z * p.w |
| 216 | args.fVertBuilder->codeAppendf( |
| 217 | R"(%s = float4(dot(aaEdge0, %s), dot(aaEdge1, %s), |
| 218 | dot(aaEdge2, %s), dot(aaEdge3, %s));)", |
| 219 | aaDistVarying.vsOut(), textureGP.fPositions.name(), |
| 220 | textureGP.fPositions.name(), textureGP.fPositions.name(), |
| 221 | textureGP.fPositions.name()); |
| 222 | mulByFragCoordW = true; |
Brian Salomon | dba65f9 | 2018-01-22 08:43:38 -0500 | [diff] [blame] | 223 | } else { |
Brian Salomon | 9b4bd59 | 2018-07-10 09:23:40 -0400 | [diff] [blame] | 224 | args.fVaryingHandler->addVarying("aaDists", &aaDistVarying); |
| 225 | args.fVertBuilder->codeAppendf( |
| 226 | R"(%s = float4(dot(aaEdge0.xy, %s.xy) + aaEdge0.z, |
| 227 | dot(aaEdge1.xy, %s.xy) + aaEdge1.z, |
| 228 | dot(aaEdge2.xy, %s.xy) + aaEdge2.z, |
| 229 | dot(aaEdge3.xy, %s.xy) + aaEdge3.z);)", |
| 230 | aaDistVarying.vsOut(), textureGP.fPositions.name(), |
| 231 | textureGP.fPositions.name(), textureGP.fPositions.name(), |
| 232 | textureGP.fPositions.name()); |
Brian Salomon | dba65f9 | 2018-01-22 08:43:38 -0500 | [diff] [blame] | 233 | } |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 234 | args.fFragBuilder->codeAppendf( |
| 235 | "float mindist = min(min(%s.x, %s.y), min(%s.z, %s.w));", |
Brian Salomon | 9b4bd59 | 2018-07-10 09:23:40 -0400 | [diff] [blame] | 236 | aaDistVarying.fsIn(), aaDistVarying.fsIn(), aaDistVarying.fsIn(), |
| 237 | aaDistVarying.fsIn()); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 238 | if (mulByFragCoordW) { |
| 239 | args.fFragBuilder->codeAppend("mindist *= sk_FragCoord.w;"); |
| 240 | } |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 241 | args.fFragBuilder->codeAppendf("%s = float4(clamp(mindist, 0, 1));", |
| 242 | args.fOutputCoverage); |
| 243 | } else { |
| 244 | args.fFragBuilder->codeAppendf("%s = float4(1);", args.fOutputCoverage); |
| 245 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 246 | } |
| 247 | GrGLSLColorSpaceXformHelper fColorSpaceXformHelper; |
| 248 | }; |
| 249 | return new GLSLProcessor; |
| 250 | } |
| 251 | |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 252 | bool usesCoverageEdgeAA() const { return SkToBool(fAAEdges[0].isInitialized()); } |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 253 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 254 | private: |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 255 | // This exists to reduce the number of shaders generated. It does some rounding of sampler |
| 256 | // counts. |
| 257 | static int NumSamplersToUse(int numRealProxies, const GrShaderCaps& caps) { |
| 258 | SkASSERT(numRealProxies > 0 && numRealProxies <= kMaxTextures && |
| 259 | numRealProxies <= caps.maxFragmentSamplers()); |
| 260 | if (1 == numRealProxies) { |
| 261 | return 1; |
| 262 | } |
| 263 | if (numRealProxies <= 4) { |
| 264 | return 4; |
| 265 | } |
| 266 | // Round to the next power of 2 and then clamp to kMaxTextures and the max allowed by caps. |
| 267 | return SkTMin(SkNextPow2(numRealProxies), SkTMin(kMaxTextures, caps.maxFragmentSamplers())); |
| 268 | } |
| 269 | |
| 270 | TextureGeometryProcessor(sk_sp<GrTextureProxy> proxies[], int proxyCnt, int samplerCnt, |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 271 | sk_sp<GrColorSpaceXform> csxf, bool coverageAA, bool perspective, |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 272 | Domain domain, const GrSamplerState::Filter filters[], |
| 273 | const GrShaderCaps& caps) |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 274 | : INHERITED(kTextureGeometryProcessor_ClassID), fColorSpaceXform(std::move(csxf)) { |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 275 | SkASSERT(proxyCnt > 0 && samplerCnt >= proxyCnt); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 276 | fSamplers[0].reset(std::move(proxies[0]), filters[0]); |
| 277 | this->addTextureSampler(&fSamplers[0]); |
| 278 | for (int i = 1; i < proxyCnt; ++i) { |
| 279 | // This class has one sampler built in, the rest come from memory this processor was |
| 280 | // placement-newed into and so haven't been constructed. |
| 281 | new (&fSamplers[i]) TextureSampler(std::move(proxies[i]), filters[i]); |
| 282 | this->addTextureSampler(&fSamplers[i]); |
| 283 | } |
Brian Salomon | 30e1a5e | 2018-05-18 12:32:32 -0400 | [diff] [blame] | 284 | |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 285 | if (perspective) { |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 286 | fPositions = {"position", kFloat3_GrVertexAttribType}; |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 287 | } else { |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 288 | fPositions = {"position", kFloat2_GrVertexAttribType}; |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 289 | } |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 290 | fColors = {"color", kUByte4_norm_GrVertexAttribType}; |
| 291 | fTextureCoords = {"textureCoords", kFloat2_GrVertexAttribType}; |
| 292 | int vertexAttributeCnt = 3; |
Brian Salomon | 30e1a5e | 2018-05-18 12:32:32 -0400 | [diff] [blame] | 293 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 294 | if (samplerCnt > 1) { |
| 295 | // Here we initialize any extra samplers by repeating the last one samplerCnt - proxyCnt |
| 296 | // times. |
| 297 | GrTextureProxy* dupeProxy = fSamplers[proxyCnt - 1].proxy(); |
| 298 | for (int i = proxyCnt; i < samplerCnt; ++i) { |
| 299 | new (&fSamplers[i]) TextureSampler(sk_ref_sp(dupeProxy), filters[proxyCnt - 1]); |
| 300 | this->addTextureSampler(&fSamplers[i]); |
| 301 | } |
| 302 | SkASSERT(caps.integerSupport()); |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 303 | fTextureIdx = {"textureIdx", kInt_GrVertexAttribType}; |
| 304 | ++vertexAttributeCnt; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 305 | } |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 306 | if (domain == Domain::kYes) { |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 307 | fDomain = {"domain", kFloat4_GrVertexAttribType}; |
| 308 | ++vertexAttributeCnt; |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 309 | } |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 310 | if (coverageAA) { |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 311 | fAAEdges[0] = {"aaEdge0", kFloat3_GrVertexAttribType}; |
| 312 | fAAEdges[1] = {"aaEdge1", kFloat3_GrVertexAttribType}; |
| 313 | fAAEdges[2] = {"aaEdge2", kFloat3_GrVertexAttribType}; |
| 314 | fAAEdges[3] = {"aaEdge3", kFloat3_GrVertexAttribType}; |
| 315 | vertexAttributeCnt += 4; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 316 | } |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 317 | this->setVertexAttributeCnt(vertexAttributeCnt); |
| 318 | } |
| 319 | |
| 320 | const Attribute& onVertexAttribute(int i) const override { |
| 321 | return IthInitializedAttribute(i, fPositions, fColors, fTextureCoords, fTextureIdx, fDomain, |
| 322 | fAAEdges[0], fAAEdges[1], fAAEdges[2], fAAEdges[3]); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 323 | } |
| 324 | |
| 325 | Attribute fPositions; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 326 | Attribute fColors; |
Brian Salomon | 30e1a5e | 2018-05-18 12:32:32 -0400 | [diff] [blame] | 327 | Attribute fTextureCoords; |
| 328 | Attribute fTextureIdx; |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 329 | Attribute fDomain; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 330 | Attribute fAAEdges[4]; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 331 | sk_sp<GrColorSpaceXform> fColorSpaceXform; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 332 | TextureSampler fSamplers[1]; |
Ethan Nicholas | abff956 | 2017-10-09 10:54:08 -0400 | [diff] [blame] | 333 | |
| 334 | typedef GrGeometryProcessor INHERITED; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 335 | }; |
| 336 | |
Brian Salomon | 6872e94 | 2018-05-18 10:29:54 -0400 | [diff] [blame] | 337 | // This computes the four edge equations for a quad, then outsets them and computes a new quad |
| 338 | // as the intersection points of the outset edges. 'x' and 'y' contain the original points as input |
| 339 | // and the outset points as output. 'a', 'b', and 'c' are the edge equation coefficients on output. |
| 340 | static void compute_quad_edges_and_outset_vertices(Sk4f* x, Sk4f* y, Sk4f* a, Sk4f* b, Sk4f* c) { |
| 341 | static constexpr auto fma = SkNx_fma<4, float>; |
| 342 | // These rotate the points/edge values either clockwise or counterclockwise assuming tri strip |
| 343 | // order. |
| 344 | auto nextCW = [](const Sk4f& v) { return SkNx_shuffle<2, 0, 3, 1>(v); }; |
| 345 | auto nextCCW = [](const Sk4f& v) { return SkNx_shuffle<1, 3, 0, 2>(v); }; |
| 346 | |
| 347 | auto xnext = nextCCW(*x); |
| 348 | auto ynext = nextCCW(*y); |
| 349 | *a = ynext - *y; |
| 350 | *b = *x - xnext; |
| 351 | *c = fma(xnext, *y, -ynext * *x); |
| 352 | Sk4f invNormLengths = (*a * *a + *b * *b).rsqrt(); |
| 353 | // Make sure the edge equations have their normals facing into the quad in device space. |
| 354 | auto test = fma(*a, nextCW(*x), fma(*b, nextCW(*y), *c)); |
| 355 | if ((test < Sk4f(0)).anyTrue()) { |
| 356 | invNormLengths = -invNormLengths; |
| 357 | } |
| 358 | *a *= invNormLengths; |
| 359 | *b *= invNormLengths; |
| 360 | *c *= invNormLengths; |
| 361 | |
| 362 | // Here is the outset. This makes our edge equations compute coverage without requiring a |
| 363 | // half pixel offset and is also used to compute the bloated quad that will cover all |
| 364 | // pixels. |
| 365 | *c += Sk4f(0.5f); |
| 366 | |
| 367 | // Reverse the process to compute the points of the bloated quad from the edge equations. |
| 368 | // This time the inputs don't have 1s as their third coord and we want to homogenize rather |
| 369 | // than normalize. |
| 370 | auto anext = nextCW(*a); |
| 371 | auto bnext = nextCW(*b); |
| 372 | auto cnext = nextCW(*c); |
| 373 | *x = fma(bnext, *c, -*b * cnext); |
| 374 | *y = fma(*a, cnext, -anext * *c); |
| 375 | auto ic = (fma(anext, *b, -bnext * *a)).invert(); |
| 376 | *x *= ic; |
| 377 | *y *= ic; |
| 378 | } |
| 379 | |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 380 | namespace { |
| 381 | // This is a class soley so it can be partially specialized (functions cannot be). |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 382 | template <typename V, GrAA AA = V::kAA, typename Position = typename V::Position> |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 383 | class VertexAAHandler; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 384 | |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 385 | template<typename V> class VertexAAHandler<V, GrAA::kNo, SkPoint> { |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 386 | public: |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 387 | static void AssignPositionsAndTexCoords(V* vertices, const GrPerspQuad& quad, |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 388 | const SkRect& texRect) { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 389 | SkASSERT((quad.w4f() == Sk4f(1.f)).allTrue()); |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 390 | SkPointPriv::SetRectTriStrip(&vertices[0].fTextureCoords, texRect, sizeof(V)); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 391 | for (int i = 0; i < 4; ++i) { |
| 392 | vertices[i].fPosition = {quad.x(i), quad.y(i)}; |
| 393 | } |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 394 | } |
| 395 | }; |
| 396 | |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 397 | template<typename V> class VertexAAHandler<V, GrAA::kNo, SkPoint3> { |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 398 | public: |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 399 | static void AssignPositionsAndTexCoords(V* vertices, const GrPerspQuad& quad, |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 400 | const SkRect& texRect) { |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 401 | SkPointPriv::SetRectTriStrip(&vertices[0].fTextureCoords, texRect, sizeof(V)); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 402 | for (int i = 0; i < 4; ++i) { |
| 403 | vertices[i].fPosition = quad.point(i); |
| 404 | } |
| 405 | } |
| 406 | }; |
| 407 | |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 408 | template<typename V> class VertexAAHandler<V, GrAA::kYes, SkPoint> { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 409 | public: |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 410 | static void AssignPositionsAndTexCoords(V* vertices, const GrPerspQuad& quad, |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 411 | const SkRect& texRect) { |
| 412 | SkASSERT((quad.w4f() == Sk4f(1.f)).allTrue()); |
Brian Salomon | 6872e94 | 2018-05-18 10:29:54 -0400 | [diff] [blame] | 413 | auto x = quad.x4f(); |
| 414 | auto y = quad.y4f(); |
| 415 | Sk4f a, b, c; |
| 416 | compute_quad_edges_and_outset_vertices(&x, &y, &a, &b, &c); |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 417 | |
| 418 | for (int i = 0; i < 4; ++i) { |
Brian Salomon | 6872e94 | 2018-05-18 10:29:54 -0400 | [diff] [blame] | 419 | vertices[i].fPosition = {x[i], y[i]}; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 420 | for (int j = 0; j < 4; ++j) { |
Brian Salomon | 6872e94 | 2018-05-18 10:29:54 -0400 | [diff] [blame] | 421 | vertices[i].fEdges[j] = {a[j], b[j], c[j]}; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 422 | } |
| 423 | } |
| 424 | |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 425 | AssignTexCoords(vertices, quad, texRect); |
| 426 | } |
| 427 | |
| 428 | private: |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 429 | static void AssignTexCoords(V* vertices, const GrPerspQuad& quad, const SkRect& tex) { |
Brian Salomon | a33b67c | 2018-05-17 10:42:14 -0400 | [diff] [blame] | 430 | SkMatrix q = SkMatrix::MakeAll(quad.x(0), quad.x(1), quad.x(2), |
| 431 | quad.y(0), quad.y(1), quad.y(2), |
| 432 | 1.f, 1.f, 1.f); |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 433 | SkMatrix qinv; |
| 434 | if (!q.invert(&qinv)) { |
| 435 | return; |
| 436 | } |
| 437 | SkMatrix t = SkMatrix::MakeAll(tex.fLeft, tex.fLeft, tex.fRight, |
| 438 | tex.fTop, tex.fBottom, tex.fTop, |
| 439 | 1.f, 1.f, 1.f); |
| 440 | SkMatrix map; |
| 441 | map.setConcat(t, qinv); |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 442 | SkMatrixPriv::MapPointsWithStride(map, &vertices[0].fTextureCoords, sizeof(V), |
| 443 | &vertices[0].fPosition, sizeof(V), 4); |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 444 | } |
| 445 | }; |
| 446 | |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 447 | template<typename V> class VertexAAHandler<V, GrAA::kYes, SkPoint3> { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 448 | public: |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 449 | static void AssignPositionsAndTexCoords(V* vertices, const GrPerspQuad& quad, |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 450 | const SkRect& texRect) { |
| 451 | auto x = quad.x4f(); |
| 452 | auto y = quad.y4f(); |
| 453 | auto iw = quad.iw4f(); |
| 454 | x *= iw; |
| 455 | y *= iw; |
| 456 | |
| 457 | // Get an equation for w from device space coords. |
| 458 | SkMatrix P; |
| 459 | P.setAll(x[0], y[0], 1, x[1], y[1], 1, x[2], y[2], 1); |
| 460 | SkAssertResult(P.invert(&P)); |
| 461 | SkPoint3 weq{quad.w(0), quad.w(1), quad.w(2)}; |
| 462 | P.mapHomogeneousPoints(&weq, &weq, 1); |
| 463 | |
| 464 | Sk4f a, b, c; |
| 465 | compute_quad_edges_and_outset_vertices(&x, &y, &a, &b, &c); |
| 466 | |
| 467 | // Compute new w values for the output vertices; |
| 468 | auto w = Sk4f(weq.fX) * x + Sk4f(weq.fY) * y + Sk4f(weq.fZ); |
| 469 | x *= w; |
| 470 | y *= w; |
| 471 | |
| 472 | for (int i = 0; i < 4; ++i) { |
| 473 | vertices[i].fPosition = {x[i], y[i], w[i]}; |
| 474 | for (int j = 0; j < 4; ++j) { |
| 475 | vertices[i].fEdges[j] = {a[j], b[j], c[j]}; |
| 476 | } |
| 477 | } |
| 478 | |
| 479 | AssignTexCoords(vertices, quad, texRect); |
| 480 | } |
| 481 | |
| 482 | private: |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 483 | static void AssignTexCoords(V* vertices, const GrPerspQuad& quad, const SkRect& tex) { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 484 | SkMatrix q = SkMatrix::MakeAll(quad.x(0), quad.x(1), quad.x(2), |
| 485 | quad.y(0), quad.y(1), quad.y(2), |
| 486 | quad.w(0), quad.w(1), quad.w(2)); |
| 487 | SkMatrix qinv; |
| 488 | if (!q.invert(&qinv)) { |
| 489 | return; |
| 490 | } |
| 491 | SkMatrix t = SkMatrix::MakeAll(tex.fLeft, tex.fLeft, tex.fRight, |
| 492 | tex.fTop, tex.fBottom, tex.fTop, |
| 493 | 1.f, 1.f, 1.f); |
| 494 | SkMatrix map; |
| 495 | map.setConcat(t, qinv); |
| 496 | SkPoint3 tempTexCoords[4]; |
| 497 | SkMatrixPriv::MapHomogeneousPointsWithStride(map, tempTexCoords, sizeof(SkPoint3), |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 498 | &vertices[0].fPosition, sizeof(V), 4); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 499 | for (int i = 0; i < 4; ++i) { |
| 500 | auto invW = 1.f / tempTexCoords[i].fZ; |
| 501 | vertices[i].fTextureCoords.fX = tempTexCoords[i].fX * invW; |
| 502 | vertices[i].fTextureCoords.fY = tempTexCoords[i].fY * invW; |
| 503 | } |
| 504 | } |
| 505 | }; |
| 506 | |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 507 | template <typename V, MultiTexture MT = V::kMultiTexture> struct TexIdAssigner; |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 508 | |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 509 | template <typename V> struct TexIdAssigner<V, MultiTexture::kYes> { |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 510 | static void Assign(V* vertices, int textureIdx) { |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 511 | for (int i = 0; i < 4; ++i) { |
| 512 | vertices[i].fTextureIdx = textureIdx; |
| 513 | } |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 514 | } |
| 515 | }; |
| 516 | |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 517 | template <typename V> struct TexIdAssigner<V, MultiTexture::kNo> { |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 518 | static void Assign(V* vertices, int textureIdx) {} |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 519 | }; |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 520 | |
| 521 | template <typename V, Domain D = V::kDomain> struct DomainAssigner; |
| 522 | |
| 523 | template <typename V> struct DomainAssigner<V, Domain::kYes> { |
| 524 | static void Assign(V* vertices, Domain domain, GrSamplerState::Filter filter, |
| 525 | const SkRect& srcRect, GrSurfaceOrigin origin, float iw, float ih) { |
| 526 | static constexpr SkRect kLargeRect = {-2, -2, 2, 2}; |
| 527 | SkRect domainRect; |
| 528 | if (domain == Domain::kYes) { |
| 529 | auto ltrb = Sk4f::Load(&srcRect); |
| 530 | if (filter == GrSamplerState::Filter::kBilerp) { |
| 531 | auto rblt = SkNx_shuffle<2, 3, 0, 1>(ltrb); |
| 532 | auto whwh = (rblt - ltrb).abs(); |
| 533 | auto c = (rblt + ltrb) * 0.5f; |
| 534 | static const Sk4f kOffsets = {0.5f, 0.5f, -0.5f, -0.5f}; |
| 535 | ltrb = (whwh < 1.f).thenElse(c, ltrb + kOffsets); |
| 536 | } |
| 537 | ltrb *= Sk4f(iw, ih, iw, ih); |
| 538 | if (origin == kBottomLeft_GrSurfaceOrigin) { |
| 539 | static const Sk4f kMul = {1.f, -1.f, 1.f, -1.f}; |
| 540 | static const Sk4f kAdd = {0.f, 1.f, 0.f, 1.f}; |
| 541 | ltrb = SkNx_shuffle<0, 3, 2, 1>(kMul * ltrb + kAdd); |
| 542 | } |
| 543 | ltrb.store(&domainRect); |
| 544 | } else { |
| 545 | domainRect = kLargeRect; |
| 546 | } |
| 547 | for (int i = 0; i < 4; ++i) { |
| 548 | vertices[i].fTextureDomain = domainRect; |
| 549 | } |
| 550 | } |
| 551 | }; |
| 552 | |
| 553 | template <typename V> struct DomainAssigner<V, Domain::kNo> { |
| 554 | static void Assign(V*, Domain domain, GrSamplerState::Filter, const SkRect&, GrSurfaceOrigin, |
| 555 | float iw, float ih) { |
| 556 | SkASSERT(domain == Domain::kNo); |
| 557 | } |
| 558 | }; |
| 559 | |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 560 | } // anonymous namespace |
| 561 | |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 562 | template <typename V> |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 563 | static void tessellate_quad(const GrPerspQuad& devQuad, const SkRect& srcRect, GrColor color, |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 564 | GrSurfaceOrigin origin, GrSamplerState::Filter filter, V* vertices, |
| 565 | SkScalar iw, SkScalar ih, int textureIdx, Domain domain) { |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 566 | SkRect texRect = { |
| 567 | iw * srcRect.fLeft, |
| 568 | ih * srcRect.fTop, |
| 569 | iw * srcRect.fRight, |
| 570 | ih * srcRect.fBottom |
| 571 | }; |
| 572 | if (origin == kBottomLeft_GrSurfaceOrigin) { |
| 573 | texRect.fTop = 1.f - texRect.fTop; |
| 574 | texRect.fBottom = 1.f - texRect.fBottom; |
| 575 | } |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 576 | VertexAAHandler<V>::AssignPositionsAndTexCoords(vertices, devQuad, texRect); |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 577 | vertices[0].fColor = color; |
| 578 | vertices[1].fColor = color; |
| 579 | vertices[2].fColor = color; |
| 580 | vertices[3].fColor = color; |
Brian Salomon | 86c4001 | 2018-05-22 10:48:49 -0400 | [diff] [blame] | 581 | TexIdAssigner<V>::Assign(vertices, textureIdx); |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 582 | DomainAssigner<V>::Assign(vertices, domain, filter, srcRect, origin, iw, ih); |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 583 | } |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 584 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 585 | /** |
| 586 | * Op that implements GrTextureOp::Make. It draws textured quads. Each quad can modulate against a |
| 587 | * the texture by color. The blend with the destination is always src-over. The edges are non-AA. |
| 588 | */ |
| 589 | class TextureOp final : public GrMeshDrawOp { |
| 590 | public: |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 591 | static std::unique_ptr<GrDrawOp> Make(GrContext* context, |
| 592 | sk_sp<GrTextureProxy> proxy, |
| 593 | GrSamplerState::Filter filter, |
| 594 | GrColor color, |
| 595 | const SkRect& srcRect, |
| 596 | const SkRect& dstRect, |
| 597 | GrAAType aaType, |
| 598 | SkCanvas::SrcRectConstraint constraint, |
Brian Osman | 2b23c4b | 2018-06-01 12:25:08 -0400 | [diff] [blame] | 599 | const SkMatrix& viewMatrix, |
| 600 | sk_sp<GrColorSpaceXform> csxf) { |
Robert Phillips | c994a93 | 2018-06-19 13:09:54 -0400 | [diff] [blame] | 601 | GrOpMemoryPool* pool = context->contextPriv().opMemoryPool(); |
| 602 | |
| 603 | return pool->allocate<TextureOp>(std::move(proxy), filter, color, |
| 604 | srcRect, dstRect, aaType, constraint, |
| 605 | viewMatrix, std::move(csxf)); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 606 | } |
| 607 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 608 | ~TextureOp() override { |
| 609 | if (fFinalized) { |
| 610 | auto proxies = this->proxies(); |
| 611 | for (int i = 0; i < fProxyCnt; ++i) { |
| 612 | proxies[i]->completedRead(); |
| 613 | } |
| 614 | if (fProxyCnt > 1) { |
| 615 | delete[] reinterpret_cast<const char*>(proxies); |
| 616 | } |
| 617 | } else { |
| 618 | SkASSERT(1 == fProxyCnt); |
| 619 | fProxy0->unref(); |
| 620 | } |
| 621 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 622 | |
| 623 | const char* name() const override { return "TextureOp"; } |
| 624 | |
Robert Phillips | f1748f5 | 2017-09-14 14:11:24 -0400 | [diff] [blame] | 625 | void visitProxies(const VisitProxyFunc& func) const override { |
Robert Phillips | b493eeb | 2017-09-13 13:10:52 -0400 | [diff] [blame] | 626 | auto proxies = this->proxies(); |
| 627 | for (int i = 0; i < fProxyCnt; ++i) { |
| 628 | func(proxies[i]); |
| 629 | } |
| 630 | } |
| 631 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 632 | SkString dumpInfo() const override { |
| 633 | SkString str; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 634 | str.appendf("# draws: %d\n", fDraws.count()); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 635 | auto proxies = this->proxies(); |
| 636 | for (int i = 0; i < fProxyCnt; ++i) { |
| 637 | str.appendf("Proxy ID %d: %d, Filter: %d\n", i, proxies[i]->uniqueID().asUInt(), |
| 638 | static_cast<int>(this->filters()[i])); |
| 639 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 640 | for (int i = 0; i < fDraws.count(); ++i) { |
| 641 | const Draw& draw = fDraws[i]; |
| 642 | str.appendf( |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 643 | "%d: Color: 0x%08x, ProxyIdx: %d, TexRect [L: %.2f, T: %.2f, R: %.2f, B: %.2f] " |
| 644 | "Quad [(%.2f, %.2f), (%.2f, %.2f), (%.2f, %.2f), (%.2f, %.2f)]\n", |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 645 | i, draw.color(), draw.textureIdx(), draw.srcRect().fLeft, draw.srcRect().fTop, |
| 646 | draw.srcRect().fRight, draw.srcRect().fBottom, draw.quad().point(0).fX, |
| 647 | draw.quad().point(0).fY, draw.quad().point(1).fX, draw.quad().point(1).fY, |
| 648 | draw.quad().point(2).fX, draw.quad().point(2).fY, draw.quad().point(3).fX, |
| 649 | draw.quad().point(3).fY); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 650 | } |
| 651 | str += INHERITED::dumpInfo(); |
| 652 | return str; |
| 653 | } |
| 654 | |
Brian Osman | 532b3f9 | 2018-07-11 10:02:07 -0400 | [diff] [blame] | 655 | RequiresDstTexture finalize(const GrCaps& caps, const GrAppliedClip* clip) override { |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 656 | SkASSERT(!fFinalized); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 657 | SkASSERT(1 == fProxyCnt); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 658 | fFinalized = true; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 659 | fProxy0->addPendingRead(); |
| 660 | fProxy0->unref(); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 661 | return RequiresDstTexture::kNo; |
| 662 | } |
| 663 | |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 664 | FixedFunctionFlags fixedFunctionFlags() const override { |
| 665 | return this->aaType() == GrAAType::kMSAA ? FixedFunctionFlags::kUsesHWAA |
| 666 | : FixedFunctionFlags::kNone; |
| 667 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 668 | |
| 669 | DEFINE_OP_CLASS_ID |
| 670 | |
| 671 | private: |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 672 | friend class ::GrOpMemoryPool; |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 673 | |
| 674 | // This is used in a heursitic for choosing a code path. We don't care what happens with |
| 675 | // really large rects, infs, nans, etc. |
| 676 | #if defined(__clang__) && (__clang_major__ * 1000 + __clang_minor__) >= 3007 |
| 677 | __attribute__((no_sanitize("float-cast-overflow"))) |
| 678 | #endif |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 679 | size_t RectSizeAsSizeT(const SkRect& rect) {; |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 680 | return static_cast<size_t>(SkTMax(rect.width(), 1.f) * SkTMax(rect.height(), 1.f)); |
| 681 | } |
| 682 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 683 | static constexpr int kMaxTextures = TextureGeometryProcessor::kMaxTextures; |
| 684 | |
Brian Salomon | 2bbdcc4 | 2017-09-07 12:36:34 -0400 | [diff] [blame] | 685 | TextureOp(sk_sp<GrTextureProxy> proxy, GrSamplerState::Filter filter, GrColor color, |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 686 | const SkRect& srcRect, const SkRect& dstRect, GrAAType aaType, |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 687 | SkCanvas::SrcRectConstraint constraint, const SkMatrix& viewMatrix, |
Brian Osman | 2b23c4b | 2018-06-01 12:25:08 -0400 | [diff] [blame] | 688 | sk_sp<GrColorSpaceXform> csxf) |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 689 | : INHERITED(ClassID()) |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 690 | , fColorSpaceXform(std::move(csxf)) |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 691 | , fProxy0(proxy.release()) |
| 692 | , fFilter0(filter) |
| 693 | , fProxyCnt(1) |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 694 | , fAAType(static_cast<unsigned>(aaType)) |
Brian Osman | 2b23c4b | 2018-06-01 12:25:08 -0400 | [diff] [blame] | 695 | , fFinalized(0) { |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 696 | SkASSERT(aaType != GrAAType::kMixedSamples); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 697 | fPerspective = viewMatrix.hasPerspective(); |
Brian Salomon | 594b64c | 2018-05-29 12:47:57 -0400 | [diff] [blame] | 698 | auto quad = GrPerspQuad(dstRect, viewMatrix); |
| 699 | auto bounds = quad.bounds(); |
| 700 | #ifndef SK_DONT_DROP_UNNECESSARY_AA_IN_TEXTURE_OP |
| 701 | if (GrAAType::kCoverage == this->aaType() && viewMatrix.rectStaysRect()) { |
| 702 | // Disable coverage AA when rect falls on integers in device space. |
| 703 | auto is_int = [](float f) { return f == sk_float_floor(f); }; |
| 704 | if (is_int(bounds.fLeft) && is_int(bounds.fTop) && is_int(bounds.fRight) && |
| 705 | is_int(bounds.fBottom)) { |
| 706 | fAAType = static_cast<unsigned>(GrAAType::kNone); |
| 707 | // We may have had a strict constraint with nearest filter soley due to possible AA |
| 708 | // bloat. In that case it's no longer necessary. |
| 709 | if (constraint == SkCanvas::kStrict_SrcRectConstraint && |
| 710 | filter == GrSamplerState::Filter::kNearest) { |
| 711 | constraint = SkCanvas::kFast_SrcRectConstraint; |
| 712 | } |
| 713 | } |
| 714 | } |
| 715 | #endif |
| 716 | const auto& draw = fDraws.emplace_back(srcRect, 0, quad, constraint, color); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 717 | this->setBounds(bounds, HasAABloat::kNo, IsZeroArea::kNo); |
Brian Salomon | 594b64c | 2018-05-29 12:47:57 -0400 | [diff] [blame] | 718 | fDomain = static_cast<bool>(draw.domain()); |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 719 | fMaxApproxDstPixelArea = RectSizeAsSizeT(bounds); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 720 | } |
| 721 | |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 722 | template <typename Pos, MultiTexture MT, Domain D, GrAA AA> |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 723 | void tess(void* v, const float iw[], const float ih[], const GrGeometryProcessor* gp) { |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 724 | using Vertex = TextureGeometryProcessor::Vertex<Pos, MT, D, AA>; |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 725 | SkASSERT(gp->debugOnly_vertexStride() == sizeof(Vertex)); |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 726 | auto vertices = static_cast<Vertex*>(v); |
| 727 | auto proxies = this->proxies(); |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 728 | auto filters = this->filters(); |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 729 | for (const auto& draw : fDraws) { |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 730 | auto textureIdx = draw.textureIdx(); |
| 731 | auto origin = proxies[textureIdx]->origin(); |
| 732 | tessellate_quad<Vertex>(draw.quad(), draw.srcRect(), draw.color(), origin, |
| 733 | filters[textureIdx], vertices, iw[textureIdx], ih[textureIdx], |
| 734 | textureIdx, draw.domain()); |
Brian Salomon | 17031a7 | 2018-05-22 14:14:07 -0400 | [diff] [blame] | 735 | vertices += 4; |
| 736 | } |
| 737 | } |
| 738 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 739 | void onPrepareDraws(Target* target) override { |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 740 | sk_sp<GrTextureProxy> proxiesSPs[kMaxTextures]; |
| 741 | auto proxies = this->proxies(); |
| 742 | auto filters = this->filters(); |
| 743 | for (int i = 0; i < fProxyCnt; ++i) { |
| 744 | if (!proxies[i]->instantiate(target->resourceProvider())) { |
| 745 | return; |
| 746 | } |
| 747 | proxiesSPs[i] = sk_ref_sp(proxies[i]); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 748 | } |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 749 | |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 750 | Domain domain = fDomain ? Domain::kYes : Domain::kNo; |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 751 | bool coverageAA = GrAAType::kCoverage == this->aaType(); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 752 | sk_sp<GrGeometryProcessor> gp = TextureGeometryProcessor::Make( |
| 753 | proxiesSPs, fProxyCnt, std::move(fColorSpaceXform), coverageAA, fPerspective, |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 754 | domain, filters, *target->caps().shaderCaps()); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 755 | GrPipeline::InitArgs args; |
| 756 | args.fProxy = target->proxy(); |
| 757 | args.fCaps = &target->caps(); |
| 758 | args.fResourceProvider = target->resourceProvider(); |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 759 | args.fFlags = 0; |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 760 | if (GrAAType::kMSAA == this->aaType()) { |
| 761 | args.fFlags |= GrPipeline::kHWAntialias_Flag; |
| 762 | } |
| 763 | |
Brian Salomon | 4934890 | 2018-06-26 09:12:38 -0400 | [diff] [blame] | 764 | auto clip = target->detachAppliedClip(); |
| 765 | const auto* fixedDynamicState = target->allocFixedDynamicState(clip.scissorState().rect()); |
| 766 | const auto* pipeline = |
| 767 | target->allocPipeline(args, GrProcessorSet::MakeEmptySet(), std::move(clip)); |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 768 | using TessFn = |
| 769 | decltype(&TextureOp::tess<SkPoint, MultiTexture::kNo, Domain::kNo, GrAA::kNo>); |
| 770 | #define TESS_FN_AND_VERTEX_SIZE(Point, MT, Domain, AA) \ |
| 771 | { \ |
| 772 | &TextureOp::tess<Point, MT, Domain, AA>, \ |
| 773 | sizeof(TextureGeometryProcessor::Vertex<Point, MT, Domain, AA>) \ |
| 774 | } |
| 775 | static constexpr struct { |
| 776 | TessFn fTessFn; |
| 777 | size_t fVertexSize; |
| 778 | } kTessFnsAndVertexSizes[] = { |
| 779 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kNo, Domain::kNo, GrAA::kNo), |
| 780 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kNo, Domain::kNo, GrAA::kYes), |
| 781 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kNo, Domain::kYes, GrAA::kNo), |
| 782 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kNo, Domain::kYes, GrAA::kYes), |
| 783 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kYes, Domain::kNo, GrAA::kNo), |
| 784 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kYes, Domain::kNo, GrAA::kYes), |
| 785 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kYes, Domain::kYes, GrAA::kNo), |
| 786 | TESS_FN_AND_VERTEX_SIZE(SkPoint, MultiTexture::kYes, Domain::kYes, GrAA::kYes), |
| 787 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kNo, Domain::kNo, GrAA::kNo), |
| 788 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kNo, Domain::kNo, GrAA::kYes), |
| 789 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kNo, Domain::kYes, GrAA::kNo), |
| 790 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kNo, Domain::kYes, GrAA::kYes), |
| 791 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kYes, Domain::kNo, GrAA::kNo), |
| 792 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kYes, Domain::kNo, GrAA::kYes), |
| 793 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kYes, Domain::kYes, GrAA::kNo), |
| 794 | TESS_FN_AND_VERTEX_SIZE(SkPoint3, MultiTexture::kYes, Domain::kYes, GrAA::kYes), |
| 795 | }; |
| 796 | #undef TESS_FN_AND_VERTEX_SIZE |
| 797 | int tessFnIdx = 0; |
| 798 | tessFnIdx |= coverageAA ? 0x1 : 0x0; |
| 799 | tessFnIdx |= fDomain ? 0x2 : 0x0; |
| 800 | tessFnIdx |= (fProxyCnt > 1) ? 0x4 : 0x0; |
| 801 | tessFnIdx |= fPerspective ? 0x8 : 0x0; |
| 802 | |
| 803 | SkASSERT(kTessFnsAndVertexSizes[tessFnIdx].fVertexSize == gp->debugOnly_vertexStride()); |
| 804 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 805 | int vstart; |
| 806 | const GrBuffer* vbuffer; |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 807 | void* vdata = target->makeVertexSpace(kTessFnsAndVertexSizes[tessFnIdx].fVertexSize, |
| 808 | 4 * fDraws.count(), &vbuffer, &vstart); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 809 | if (!vdata) { |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 810 | SkDebugf("Could not allocate vertices\n"); |
| 811 | return; |
| 812 | } |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 813 | |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 814 | float iw[kMaxTextures]; |
| 815 | float ih[kMaxTextures]; |
| 816 | for (int t = 0; t < fProxyCnt; ++t) { |
| 817 | const auto* texture = proxies[t]->priv().peekTexture(); |
| 818 | iw[t] = 1.f / texture->width(); |
| 819 | ih[t] = 1.f / texture->height(); |
| 820 | } |
| 821 | |
Brian Salomon | 92be2f7 | 2018-06-19 14:33:47 -0400 | [diff] [blame] | 822 | (this->*(kTessFnsAndVertexSizes[tessFnIdx].fTessFn))(vdata, iw, ih, gp.get()); |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 823 | |
Brian Salomon | 57caa66 | 2017-10-18 12:21:05 +0000 | [diff] [blame] | 824 | GrPrimitiveType primitiveType = |
| 825 | fDraws.count() > 1 ? GrPrimitiveType::kTriangles : GrPrimitiveType::kTriangleStrip; |
| 826 | GrMesh mesh(primitiveType); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 827 | if (fDraws.count() > 1) { |
Brian Salomon | 57caa66 | 2017-10-18 12:21:05 +0000 | [diff] [blame] | 828 | sk_sp<const GrBuffer> ibuffer = target->resourceProvider()->refQuadIndexBuffer(); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 829 | if (!ibuffer) { |
| 830 | SkDebugf("Could not allocate quad indices\n"); |
| 831 | return; |
| 832 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 833 | mesh.setIndexedPatterned(ibuffer.get(), 6, 4, fDraws.count(), |
| 834 | GrResourceProvider::QuadCountOfQuadBuffer()); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 835 | } else { |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 836 | mesh.setNonIndexedNonInstanced(4); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 837 | } |
Brian Salomon | 57caa66 | 2017-10-18 12:21:05 +0000 | [diff] [blame] | 838 | mesh.setVertexData(vbuffer, vstart); |
Brian Salomon | 4934890 | 2018-06-26 09:12:38 -0400 | [diff] [blame] | 839 | target->draw(gp.get(), pipeline, fixedDynamicState, mesh); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 840 | } |
| 841 | |
| 842 | bool onCombineIfPossible(GrOp* t, const GrCaps& caps) override { |
| 843 | const auto* that = t->cast<TextureOp>(); |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 844 | const auto& shaderCaps = *caps.shaderCaps(); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 845 | if (!GrColorSpaceXform::Equals(fColorSpaceXform.get(), that->fColorSpaceXform.get())) { |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 846 | return false; |
| 847 | } |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 848 | if (this->aaType() != that->aaType()) { |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 849 | return false; |
| 850 | } |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 851 | // Because of an issue where GrColorSpaceXform adds the same function every time it is used |
| 852 | // in a texture lookup, we only allow multiple textures when there is no transform. |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 853 | if (TextureGeometryProcessor::SupportsMultitexture(shaderCaps) && !fColorSpaceXform && |
| 854 | fMaxApproxDstPixelArea <= shaderCaps.disableImageMultitexturingDstRectAreaThreshold() && |
| 855 | that->fMaxApproxDstPixelArea <= |
| 856 | shaderCaps.disableImageMultitexturingDstRectAreaThreshold()) { |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 857 | int map[kMaxTextures]; |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 858 | int numNewProxies = this->mergeProxies(that, map, shaderCaps); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 859 | if (numNewProxies < 0) { |
| 860 | return false; |
| 861 | } |
| 862 | if (1 == fProxyCnt && numNewProxies) { |
| 863 | void* mem = new char[(sizeof(GrSamplerState::Filter) + sizeof(GrTextureProxy*)) * |
| 864 | kMaxTextures]; |
| 865 | auto proxies = reinterpret_cast<GrTextureProxy**>(mem); |
| 866 | auto filters = reinterpret_cast<GrSamplerState::Filter*>(proxies + kMaxTextures); |
| 867 | proxies[0] = fProxy0; |
| 868 | filters[0] = fFilter0; |
| 869 | fProxyArray = proxies; |
| 870 | } |
| 871 | fProxyCnt += numNewProxies; |
| 872 | auto thisProxies = fProxyArray; |
| 873 | auto thatProxies = that->proxies(); |
| 874 | auto thatFilters = that->filters(); |
| 875 | auto thisFilters = reinterpret_cast<GrSamplerState::Filter*>(thisProxies + |
| 876 | kMaxTextures); |
| 877 | for (int i = 0; i < that->fProxyCnt; ++i) { |
| 878 | if (map[i] < 0) { |
| 879 | thatProxies[i]->addPendingRead(); |
Robert Phillips | b493eeb | 2017-09-13 13:10:52 -0400 | [diff] [blame] | 880 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 881 | thisProxies[-map[i]] = thatProxies[i]; |
| 882 | thisFilters[-map[i]] = thatFilters[i]; |
| 883 | map[i] = -map[i]; |
| 884 | } |
| 885 | } |
| 886 | int firstNewDraw = fDraws.count(); |
| 887 | fDraws.push_back_n(that->fDraws.count(), that->fDraws.begin()); |
| 888 | for (int i = firstNewDraw; i < fDraws.count(); ++i) { |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 889 | fDraws[i].setTextureIdx(map[fDraws[i].textureIdx()]); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 890 | } |
| 891 | } else { |
Brian Salomon | bbf0575 | 2017-11-30 11:30:48 -0500 | [diff] [blame] | 892 | // We can get here when one of the ops is already multitextured but the other cannot |
| 893 | // be because of the dst rect size. |
| 894 | if (fProxyCnt > 1 || that->fProxyCnt > 1) { |
| 895 | return false; |
| 896 | } |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 897 | if (fProxy0->uniqueID() != that->fProxy0->uniqueID() || fFilter0 != that->fFilter0) { |
| 898 | return false; |
| 899 | } |
| 900 | fDraws.push_back_n(that->fDraws.count(), that->fDraws.begin()); |
| 901 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 902 | this->joinBounds(*that); |
Brian Salomon | 762d5e7 | 2017-12-01 10:25:08 -0500 | [diff] [blame] | 903 | fMaxApproxDstPixelArea = SkTMax(that->fMaxApproxDstPixelArea, fMaxApproxDstPixelArea); |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 904 | fPerspective |= that->fPerspective; |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 905 | fDomain |= that->fDomain; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 906 | return true; |
| 907 | } |
| 908 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 909 | /** |
| 910 | * Determines a mapping of indices from that's proxy array to this's proxy array. A negative map |
| 911 | * value means that's proxy should be added to this's proxy array at the absolute value of |
| 912 | * the map entry. If it is determined that the ops shouldn't combine their proxies then a |
| 913 | * negative value is returned. Otherwise, return value indicates the number of proxies that have |
| 914 | * to be added to this op or, equivalently, the number of negative entries in map. |
| 915 | */ |
| 916 | int mergeProxies(const TextureOp* that, int map[kMaxTextures], const GrShaderCaps& caps) const { |
| 917 | std::fill_n(map, kMaxTextures, -kMaxTextures); |
| 918 | int sharedProxyCnt = 0; |
| 919 | auto thisProxies = this->proxies(); |
| 920 | auto thisFilters = this->filters(); |
| 921 | auto thatProxies = that->proxies(); |
| 922 | auto thatFilters = that->filters(); |
| 923 | for (int i = 0; i < fProxyCnt; ++i) { |
| 924 | for (int j = 0; j < that->fProxyCnt; ++j) { |
| 925 | if (thisProxies[i]->uniqueID() == thatProxies[j]->uniqueID()) { |
| 926 | if (thisFilters[i] != thatFilters[j]) { |
| 927 | // In GL we don't currently support using the same texture with different |
| 928 | // samplers. If we added support for sampler objects and a cap bit to know |
| 929 | // it's ok to use different filter modes then we could support this. |
| 930 | // Otherwise, we could also only allow a single filter mode for each op |
| 931 | // instance. |
| 932 | return -1; |
| 933 | } |
| 934 | map[j] = i; |
| 935 | ++sharedProxyCnt; |
| 936 | break; |
| 937 | } |
| 938 | } |
| 939 | } |
Brian Salomon | 2b6f614 | 2017-11-13 11:49:13 -0500 | [diff] [blame] | 940 | int actualMaxTextures = SkTMin(caps.maxFragmentSamplers(), kMaxTextures); |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 941 | int newProxyCnt = that->fProxyCnt - sharedProxyCnt; |
| 942 | if (newProxyCnt + fProxyCnt > actualMaxTextures) { |
| 943 | return -1; |
| 944 | } |
| 945 | GrPixelConfig config = thisProxies[0]->config(); |
| 946 | int nextSlot = fProxyCnt; |
| 947 | for (int j = 0; j < that->fProxyCnt; ++j) { |
| 948 | // We want to avoid making many shaders because of different permutations of shader |
| 949 | // based swizzle and sampler types. The approach taken here is to require the configs to |
| 950 | // be the same and to only allow already instantiated proxies that have the most |
| 951 | // common sampler type. Otherwise we don't merge. |
| 952 | if (thatProxies[j]->config() != config) { |
| 953 | return -1; |
| 954 | } |
| 955 | if (GrTexture* tex = thatProxies[j]->priv().peekTexture()) { |
Brian Salomon | 60dd8c7 | 2018-07-30 10:24:13 -0400 | [diff] [blame^] | 956 | if (tex->texturePriv().textureType() != GrTextureType::k2D) { |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 957 | return -1; |
| 958 | } |
| 959 | } |
| 960 | if (map[j] < 0) { |
| 961 | map[j] = -(nextSlot++); |
| 962 | } |
| 963 | } |
| 964 | return newProxyCnt; |
| 965 | } |
| 966 | |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 967 | GrAAType aaType() const { return static_cast<GrAAType>(fAAType); } |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 968 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 969 | GrTextureProxy* const* proxies() const { return fProxyCnt > 1 ? fProxyArray : &fProxy0; } |
| 970 | |
| 971 | const GrSamplerState::Filter* filters() const { |
| 972 | if (fProxyCnt > 1) { |
| 973 | return reinterpret_cast<const GrSamplerState::Filter*>(fProxyArray + kMaxTextures); |
| 974 | } |
| 975 | return &fFilter0; |
| 976 | } |
| 977 | |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 978 | class Draw { |
| 979 | public: |
| 980 | Draw(const SkRect& srcRect, int textureIdx, const GrPerspQuad& quad, |
| 981 | SkCanvas::SrcRectConstraint constraint, GrColor color) |
| 982 | : fSrcRect(srcRect) |
| 983 | , fHasDomain(constraint == SkCanvas::kStrict_SrcRectConstraint) |
| 984 | , fTextureIdx(SkToUInt(textureIdx)) |
| 985 | , fQuad(quad) |
| 986 | , fColor(color) {} |
| 987 | const GrPerspQuad& quad() const { return fQuad; } |
| 988 | int textureIdx() const { return SkToInt(fTextureIdx); } |
| 989 | const SkRect& srcRect() const { return fSrcRect; } |
| 990 | GrColor color() const { return fColor; } |
| 991 | Domain domain() const { return Domain(fHasDomain); } |
| 992 | void setTextureIdx(int i) { fTextureIdx = SkToUInt(i); } |
| 993 | |
| 994 | private: |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 995 | SkRect fSrcRect; |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 996 | unsigned fHasDomain : 1; |
| 997 | unsigned fTextureIdx : 31; |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 998 | GrPerspQuad fQuad; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 999 | GrColor fColor; |
| 1000 | }; |
| 1001 | SkSTArray<1, Draw, true> fDraws; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1002 | sk_sp<GrColorSpaceXform> fColorSpaceXform; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 1003 | // Initially we store a single proxy ptr and a single filter. If we grow to have more than |
| 1004 | // one proxy we instead store pointers to dynamically allocated arrays of size kMaxTextures |
| 1005 | // followed by kMaxTextures filters. |
| 1006 | union { |
| 1007 | GrTextureProxy* fProxy0; |
| 1008 | GrTextureProxy** fProxyArray; |
| 1009 | }; |
Brian Salomon | bbf0575 | 2017-11-30 11:30:48 -0500 | [diff] [blame] | 1010 | size_t fMaxApproxDstPixelArea; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 1011 | GrSamplerState::Filter fFilter0; |
| 1012 | uint8_t fProxyCnt; |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 1013 | unsigned fAAType : 2; |
Brian Salomon | be3c1d2 | 2018-05-21 12:54:39 -0400 | [diff] [blame] | 1014 | unsigned fPerspective : 1; |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 1015 | unsigned fDomain : 1; |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1016 | // Used to track whether fProxy is ref'ed or has a pending IO after finalize() is called. |
Brian Salomon | b5ef1f9 | 2018-01-11 11:46:21 -0500 | [diff] [blame] | 1017 | unsigned fFinalized : 1; |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 1018 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1019 | typedef GrMeshDrawOp INHERITED; |
| 1020 | }; |
| 1021 | |
Brian Salomon | 336ce7b | 2017-09-08 08:23:58 -0400 | [diff] [blame] | 1022 | constexpr int TextureGeometryProcessor::kMaxTextures; |
| 1023 | constexpr int TextureOp::kMaxTextures; |
| 1024 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1025 | } // anonymous namespace |
| 1026 | |
| 1027 | namespace GrTextureOp { |
| 1028 | |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 1029 | std::unique_ptr<GrDrawOp> Make(GrContext* context, |
| 1030 | sk_sp<GrTextureProxy> proxy, |
| 1031 | GrSamplerState::Filter filter, |
| 1032 | GrColor color, |
| 1033 | const SkRect& srcRect, |
| 1034 | const SkRect& dstRect, |
| 1035 | GrAAType aaType, |
| 1036 | SkCanvas::SrcRectConstraint constraint, |
| 1037 | const SkMatrix& viewMatrix, |
| 1038 | sk_sp<GrColorSpaceXform> csxf) { |
| 1039 | return TextureOp::Make(context, std::move(proxy), filter, color, srcRect, dstRect, aaType, |
| 1040 | constraint, viewMatrix, std::move(csxf)); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1041 | } |
| 1042 | |
| 1043 | } // namespace GrTextureOp |
| 1044 | |
| 1045 | #if GR_TEST_UTILS |
| 1046 | #include "GrContext.h" |
Robert Phillips | 1afd4cd | 2018-01-08 13:40:32 -0500 | [diff] [blame] | 1047 | #include "GrContextPriv.h" |
Robert Phillips | 0bd24dc | 2018-01-16 08:06:32 -0500 | [diff] [blame] | 1048 | #include "GrProxyProvider.h" |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1049 | |
| 1050 | GR_DRAW_OP_TEST_DEFINE(TextureOp) { |
| 1051 | GrSurfaceDesc desc; |
| 1052 | desc.fConfig = kRGBA_8888_GrPixelConfig; |
| 1053 | desc.fHeight = random->nextULessThan(90) + 10; |
| 1054 | desc.fWidth = random->nextULessThan(90) + 10; |
Brian Salomon | 2a4f983 | 2018-03-03 22:43:43 -0500 | [diff] [blame] | 1055 | auto origin = random->nextBool() ? kTopLeft_GrSurfaceOrigin : kBottomLeft_GrSurfaceOrigin; |
Greg Daniel | 09c9400 | 2018-06-08 22:11:51 +0000 | [diff] [blame] | 1056 | GrMipMapped mipMapped = random->nextBool() ? GrMipMapped::kYes : GrMipMapped::kNo; |
| 1057 | SkBackingFit fit = SkBackingFit::kExact; |
| 1058 | if (mipMapped == GrMipMapped::kNo) { |
| 1059 | fit = random->nextBool() ? SkBackingFit::kApprox : SkBackingFit::kExact; |
| 1060 | } |
Robert Phillips | 0bd24dc | 2018-01-16 08:06:32 -0500 | [diff] [blame] | 1061 | |
| 1062 | GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider(); |
Greg Daniel | 09c9400 | 2018-06-08 22:11:51 +0000 | [diff] [blame] | 1063 | sk_sp<GrTextureProxy> proxy = proxyProvider->createProxy(desc, origin, mipMapped, fit, |
| 1064 | SkBudgeted::kNo, |
| 1065 | GrInternalSurfaceFlags::kNone); |
Robert Phillips | 0bd24dc | 2018-01-16 08:06:32 -0500 | [diff] [blame] | 1066 | |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1067 | SkRect rect = GrTest::TestRect(random); |
| 1068 | SkRect srcRect; |
| 1069 | srcRect.fLeft = random->nextRangeScalar(0.f, proxy->width() / 2.f); |
| 1070 | srcRect.fRight = random->nextRangeScalar(0.f, proxy->width()) + proxy->width() / 2.f; |
| 1071 | srcRect.fTop = random->nextRangeScalar(0.f, proxy->height() / 2.f); |
| 1072 | srcRect.fBottom = random->nextRangeScalar(0.f, proxy->height()) + proxy->height() / 2.f; |
| 1073 | SkMatrix viewMatrix = GrTest::TestMatrixPreservesRightAngles(random); |
| 1074 | GrColor color = SkColorToPremulGrColor(random->nextU()); |
Brian Salomon | 2bbdcc4 | 2017-09-07 12:36:34 -0400 | [diff] [blame] | 1075 | GrSamplerState::Filter filter = (GrSamplerState::Filter)random->nextULessThan( |
| 1076 | static_cast<uint32_t>(GrSamplerState::Filter::kMipMap) + 1); |
Greg Daniel | 09c9400 | 2018-06-08 22:11:51 +0000 | [diff] [blame] | 1077 | while (mipMapped == GrMipMapped::kNo && filter == GrSamplerState::Filter::kMipMap) { |
| 1078 | filter = (GrSamplerState::Filter)random->nextULessThan( |
| 1079 | static_cast<uint32_t>(GrSamplerState::Filter::kMipMap) + 1); |
| 1080 | } |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1081 | auto csxf = GrTest::TestColorXform(random); |
Brian Salomon | 485b8c6 | 2018-01-12 15:11:06 -0500 | [diff] [blame] | 1082 | GrAAType aaType = GrAAType::kNone; |
| 1083 | if (random->nextBool()) { |
| 1084 | aaType = (fsaaType == GrFSAAType::kUnifiedMSAA) ? GrAAType::kMSAA : GrAAType::kCoverage; |
| 1085 | } |
Brian Salomon | b80ffee | 2018-05-23 16:39:39 -0400 | [diff] [blame] | 1086 | auto constraint = random->nextBool() ? SkCanvas::kStrict_SrcRectConstraint |
| 1087 | : SkCanvas::kFast_SrcRectConstraint; |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 1088 | return GrTextureOp::Make(context, std::move(proxy), filter, color, srcRect, rect, aaType, |
| 1089 | constraint, viewMatrix, std::move(csxf)); |
Brian Salomon | 3416969 | 2017-08-28 15:32:01 -0400 | [diff] [blame] | 1090 | } |
| 1091 | |
| 1092 | #endif |