| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/gpu/GrTextureMaker.h" |
| |
| #include "include/private/GrRecordingContext.h" |
| #include "src/gpu/GrColorSpaceXform.h" |
| #include "src/gpu/GrGpu.h" |
| #include "src/gpu/GrProxyProvider.h" |
| #include "src/gpu/GrRecordingContextPriv.h" |
| #include "src/gpu/SkGr.h" |
| |
| GrSurfaceProxyView GrTextureMaker::onView(GrMipMapped mipMapped) { |
| if (this->width() > this->context()->priv().caps()->maxTextureSize() || |
| this->height() > this->context()->priv().caps()->maxTextureSize()) { |
| return {}; |
| } |
| return this->refOriginalTextureProxyView(mipMapped); |
| } |
| |
| std::unique_ptr<GrFragmentProcessor> GrTextureMaker::createFragmentProcessor( |
| const SkMatrix& textureMatrix, |
| const SkRect& constraintRect, |
| FilterConstraint filterConstraint, |
| bool coordsLimitedToConstraintRect, |
| GrSamplerState::WrapMode wrapX, |
| GrSamplerState::WrapMode wrapY, |
| const GrSamplerState::Filter* filterOrNullForBicubic) { |
| const GrSamplerState::Filter* fmForDetermineDomain = filterOrNullForBicubic; |
| if (filterOrNullForBicubic && GrSamplerState::Filter::kMipMap == *filterOrNullForBicubic && |
| kYes_FilterConstraint == filterConstraint) { |
| // TODO: Here we should force a copy restricted to the constraintRect since MIP maps will |
| // read outside the constraint rect. However, as in the adjuster case, we aren't currently |
| // doing that. |
| // We instead we compute the domain as though were bilerping which is only correct if we |
| // only sample level 0. |
| static const GrSamplerState::Filter kBilerp = GrSamplerState::Filter::kBilerp; |
| fmForDetermineDomain = &kBilerp; |
| } |
| |
| GrSurfaceProxyView view; |
| if (filterOrNullForBicubic) { |
| view = this->view(*filterOrNullForBicubic); |
| } else { |
| view = this->view(GrMipMapped::kNo); |
| } |
| if (!view) { |
| return nullptr; |
| } |
| |
| SkRect domain; |
| DomainMode domainMode = |
| DetermineDomainMode(constraintRect, filterConstraint, coordsLimitedToConstraintRect, |
| view.proxy(), fmForDetermineDomain, &domain); |
| SkASSERT(kTightCopy_DomainMode != domainMode); |
| return this->createFragmentProcessorForSubsetAndFilter(std::move(view), textureMatrix, |
| domainMode, domain, wrapX, wrapY, |
| filterOrNullForBicubic); |
| } |