| /* |
| * Copyright 2022 Google LLC |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkTypes.h" |
| |
| #ifdef SK_ENABLE_PRECOMPILE |
| |
| #include "src/core/SkFactoryFunctions.h" |
| |
| #include "src/core/SkPrecompile.h" |
| |
| // TODO: wrap this in an SK_PRECOMPILE check |
| |
| //-------------------------------------------------------------------------------------------------- |
| class SkPrecompileBlendModeBlender : public SkPrecompileBlender { |
| public: |
| SkPrecompileBlendModeBlender(SkBlendMode blendMode) : fBlendMode(blendMode) {} |
| |
| std::optional<SkBlendMode> asBlendMode() const final { return fBlendMode; } |
| |
| private: |
| SkBlendMode fBlendMode; |
| }; |
| |
| sk_sp<SkPrecompileBlender> SkPrecompileBlender::Mode(SkBlendMode blendMode) { |
| return sk_make_sp<SkPrecompileBlendModeBlender>(blendMode); |
| } |
| |
| //-------------------------------------------------------------------------------------------------- |
| class SkBlendPrecompileShader : public SkPrecompileShader { |
| public: |
| SkBlendPrecompileShader(SkSpan<const sk_sp<SkPrecompileBlender>> blenders, |
| SkSpan<const sk_sp<SkPrecompileShader>> dsts, |
| SkSpan<const sk_sp<SkPrecompileShader>> srcs) |
| : fBlenders(blenders.begin(), blenders.end()) |
| , fDsts(dsts.begin(), dsts.end()) |
| , fSrcs(srcs.begin(), srcs.end()) { |
| } |
| |
| private: |
| std::vector<sk_sp<SkPrecompileBlender>> fBlenders; |
| std::vector<sk_sp<SkPrecompileShader>> fDsts; |
| std::vector<sk_sp<SkPrecompileShader>> fSrcs; |
| }; |
| |
| //-------------------------------------------------------------------------------------------------- |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::Color() { |
| return sk_make_sp<SkPrecompileShader>(); |
| } |
| |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::Blend( |
| SkSpan<const sk_sp<SkPrecompileBlender>> blenders, |
| SkSpan<const sk_sp<SkPrecompileShader>> dsts, |
| SkSpan<const sk_sp<SkPrecompileShader>> srcs) { |
| return sk_make_sp<SkBlendPrecompileShader>(std::move(blenders), |
| std::move(dsts), std::move(srcs)); |
| } |
| |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::Blend( |
| SkSpan<SkBlendMode> blendModes, |
| SkSpan<const sk_sp<SkPrecompileShader>> dsts, |
| SkSpan<const sk_sp<SkPrecompileShader>> srcs) { |
| std::vector<sk_sp<SkPrecompileBlender>> tmp; |
| tmp.reserve(blendModes.size()); |
| for (SkBlendMode bm : blendModes) { |
| tmp.emplace_back(SkPrecompileBlender::Mode(bm)); |
| } |
| |
| return sk_make_sp<SkBlendPrecompileShader>(tmp, std::move(dsts), std::move(srcs)); |
| } |
| |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::Image() { |
| return sk_make_sp<SkPrecompileShader>(); |
| } |
| |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::LinearGradient() { |
| return sk_make_sp<SkPrecompileShader>(); |
| } |
| |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::RadialGradient() { |
| return sk_make_sp<SkPrecompileShader>(); |
| } |
| |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::TwoPointConicalGradient() { |
| return sk_make_sp<SkPrecompileShader>(); |
| } |
| |
| sk_sp<SkPrecompileShader> SkPrecompileShaders::SweepGradient() { |
| return sk_make_sp<SkPrecompileShader>(); |
| } |
| |
| //-------------------------------------------------------------------------------------------------- |
| sk_sp<SkPrecompileMaskFilter> SkPrecompileMaskFilters::Blur() { |
| return sk_make_sp<SkPrecompileMaskFilter>(); |
| } |
| |
| //-------------------------------------------------------------------------------------------------- |
| sk_sp<SkPrecompileColorFilter> SkPrecompileColorFilters::Matrix() { |
| return sk_make_sp<SkPrecompileColorFilter>(); |
| } |
| |
| //-------------------------------------------------------------------------------------------------- |
| sk_sp<SkPrecompileImageFilter> SkPrecompileImageFilters::Blur() { |
| return sk_make_sp<SkPrecompileImageFilter>(); |
| } |
| |
| sk_sp<SkPrecompileImageFilter> SkPrecompileImageFilters::Image() { |
| return sk_make_sp<SkPrecompileImageFilter>(); |
| } |
| |
| //-------------------------------------------------------------------------------------------------- |
| SkPrecompileChildPtr::SkPrecompileChildPtr(sk_sp<SkPrecompileShader> s) : fChild(std::move(s)) {} |
| SkPrecompileChildPtr::SkPrecompileChildPtr(sk_sp<SkPrecompileColorFilter> cf) |
| : fChild(std::move(cf)) { |
| } |
| SkPrecompileChildPtr::SkPrecompileChildPtr(sk_sp<SkPrecompileBlender> b) : fChild(std::move(b)) {} |
| |
| namespace { |
| |
| #ifdef SK_DEBUG |
| |
| bool precompilebase_is_valid_as_child(const SkPrecompileBase *child) { |
| if (!child) { |
| return true; |
| } |
| |
| switch (child->type()) { |
| case SkPrecompileBase::Type::kShader: |
| case SkPrecompileBase::Type::kColorFilter: |
| case SkPrecompileBase::Type::kBlender: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| #endif // SK_DEBUG |
| |
| } |
| |
| SkPrecompileChildPtr::SkPrecompileChildPtr(sk_sp<SkPrecompileBase> child) |
| : fChild(std::move(child)) { |
| SkASSERT(precompilebase_is_valid_as_child(fChild.get())); |
| } |
| |
| std::optional<SkRuntimeEffect::ChildType> SkPrecompileChildPtr::type() const { |
| if (fChild) { |
| switch (fChild->type()) { |
| case SkPrecompileBase::Type::kShader: |
| return SkRuntimeEffect::ChildType::kShader; |
| case SkPrecompileBase::Type::kColorFilter: |
| return SkRuntimeEffect::ChildType::kColorFilter; |
| case SkPrecompileBase::Type::kBlender: |
| return SkRuntimeEffect::ChildType::kBlender; |
| default: |
| break; |
| } |
| } |
| return std::nullopt; |
| } |
| |
| SkPrecompileShader* SkPrecompileChildPtr::shader() const { |
| return (fChild && fChild->type() == SkPrecompileBase::Type::kShader) |
| ? static_cast<SkPrecompileShader*>(fChild.get()) |
| : nullptr; |
| } |
| |
| SkPrecompileColorFilter* SkPrecompileChildPtr::colorFilter() const { |
| return (fChild && fChild->type() == SkPrecompileBase::Type::kColorFilter) |
| ? static_cast<SkPrecompileColorFilter*>(fChild.get()) |
| : nullptr; |
| } |
| |
| SkPrecompileBlender* SkPrecompileChildPtr::blender() const { |
| return (fChild && fChild->type() == SkPrecompileBase::Type::kBlender) |
| ? static_cast<SkPrecompileBlender*>(fChild.get()) |
| : nullptr; |
| } |
| |
| //-------------------------------------------------------------------------------------------------- |
| template<typename T> |
| class SkPrecompileRTEffect : public T { |
| public: |
| SkPrecompileRTEffect(sk_sp<SkRuntimeEffect> effect, |
| SkSpan<const SkPrecompileChildOptions> childOptions) |
| : fEffect(std::move(effect)) { |
| fChildOptions.reserve(childOptions.size()); |
| for (SkPrecompileChildOptions c : childOptions) { |
| fChildOptions.push_back({ c.begin(), c.end() }); |
| } |
| } |
| |
| private: |
| sk_sp<SkRuntimeEffect> fEffect; |
| std::vector<std::vector<SkPrecompileChildPtr>> fChildOptions; |
| }; |
| |
| sk_sp<SkPrecompileShader> MakePrecompileShader( |
| sk_sp<SkRuntimeEffect> effect, |
| SkSpan<const SkPrecompileChildOptions> childOptions) { |
| // TODO: check that 'effect' has the kAllowShader_Flag bit set and: |
| // for each entry in childOptions: |
| // all the SkPrecompileChildPtrs have the same type as the corresponding child in the effect |
| return sk_make_sp<SkPrecompileRTEffect<SkPrecompileShader>>(std::move(effect), childOptions); |
| } |
| |
| sk_sp<SkPrecompileColorFilter> MakePrecompileColorFilter( |
| sk_sp<SkRuntimeEffect> effect, |
| SkSpan<const SkPrecompileChildOptions> childOptions) { |
| // TODO: check that 'effect' has the kAllowColorFilter_Flag bit set and: |
| // for each entry in childOptions: |
| // all the SkPrecompileChildPtrs have the same type as the corresponding child in the effect |
| return sk_make_sp<SkPrecompileRTEffect<SkPrecompileColorFilter>>(std::move(effect), |
| childOptions); |
| } |
| |
| sk_sp<SkPrecompileBlender> MakePrecompileBlender( |
| sk_sp<SkRuntimeEffect> effect, |
| SkSpan<const SkPrecompileChildOptions> childOptions) { |
| // TODO: check that 'effect' has the kAllowBlender_Flag bit set and: |
| // for each entry in childOptions: |
| // all the SkPrecompileChildPtrs have the same type as the corresponding child in the effect |
| return sk_make_sp<SkPrecompileRTEffect<SkPrecompileBlender>>(std::move(effect), childOptions); |
| } |
| |
| //-------------------------------------------------------------------------------------------------- |
| |
| #endif // SK_ENABLE_PRECOMPILE |