Chris Dalton | 133944a | 2018-11-16 23:30:29 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018 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 | #ifndef GrAAFillRRectOp_DEFINED |
| 9 | #define GrAAFillRRectOp_DEFINED |
| 10 | |
| 11 | #include "GrDrawOp.h" |
| 12 | |
| 13 | class GrAAFillRRectOp : public GrDrawOp { |
| 14 | public: |
| 15 | DEFINE_OP_CLASS_ID |
| 16 | |
| 17 | static std::unique_ptr<GrAAFillRRectOp> Make(GrContext*, const SkMatrix&, const SkRRect&, |
| 18 | const GrCaps&, GrPaint&&); |
| 19 | |
| 20 | const char* name() const override { return "GrAAFillRRectOp"; } |
| 21 | FixedFunctionFlags fixedFunctionFlags() const override { return FixedFunctionFlags::kNone; } |
Chris Dalton | 4b62aed | 2019-01-15 11:53:00 -0700 | [diff] [blame] | 22 | GrProcessorSet::Analysis finalize(const GrCaps&, const GrAppliedClip*) override; |
Chris Dalton | 133944a | 2018-11-16 23:30:29 -0500 | [diff] [blame] | 23 | CombineResult onCombineIfPossible(GrOp*, const GrCaps&) override; |
| 24 | void visitProxies(const VisitProxyFunc& fn, VisitorType) const override { |
| 25 | fProcessors.visitProxies(fn); |
| 26 | } |
| 27 | void onPrepare(GrOpFlushState*) override; |
| 28 | |
| 29 | void onExecute(GrOpFlushState*, const SkRect& chainBounds) override; |
| 30 | |
| 31 | private: |
| 32 | enum class Flags { |
| 33 | kNone = 0, |
| 34 | kUseHWDerivatives = 1 << 0, |
| 35 | kHasLocalCoords = 1 << 1 |
| 36 | }; |
| 37 | |
| 38 | GR_DECL_BITFIELD_CLASS_OPS_FRIENDS(Flags) |
| 39 | |
| 40 | class Processor; |
| 41 | |
| 42 | GrAAFillRRectOp(const GrShaderCaps&, const SkMatrix&, const SkRRect&, GrPaint&&); |
| 43 | |
| 44 | // These methods are used to append data of various POD types to our internal array of instance |
| 45 | // data. The actual layout of the instance buffer can vary from Op to Op. |
| 46 | template <typename T> inline void* appendInstanceData(int count) { |
| 47 | static_assert(std::is_pod<T>::value, ""); |
| 48 | static_assert(4 == alignof(T), ""); |
| 49 | return fInstanceData.push_back_n(sizeof(T) * count); |
| 50 | } |
| 51 | |
| 52 | template <typename T, typename... Args> |
| 53 | inline void writeInstanceData(const T& val, const Args&... remainder) { |
| 54 | memcpy(this->appendInstanceData<T>(1), &val, sizeof(T)); |
| 55 | this->writeInstanceData(remainder...); |
| 56 | } |
| 57 | |
| 58 | void writeInstanceData() {} // Halt condition. |
| 59 | |
| 60 | const SkPMColor4f fOriginalColor; |
| 61 | const SkRect fLocalRect; |
| 62 | Flags fFlags = Flags::kNone; |
| 63 | GrProcessorSet fProcessors; |
| 64 | |
| 65 | SkSTArray<sizeof(float) * 16 * 4, char, /*MEM_MOVE=*/ true> fInstanceData; |
| 66 | int fInstanceCount = 1; |
| 67 | int fInstanceStride = 0; |
| 68 | |
| 69 | const GrBuffer* fInstanceBuffer = nullptr; |
| 70 | int fBaseInstance; |
| 71 | |
| 72 | friend class GrOpMemoryPool; |
| 73 | }; |
| 74 | |
| 75 | GR_MAKE_BITFIELD_CLASS_OPS(GrAAFillRRectOp::Flags) |
| 76 | |
| 77 | #endif |