| /* |
| * Copyright 2011 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/GrRenderTarget.h" |
| |
| #include "src/core/SkRectPriv.h" |
| #include "src/gpu/GrAttachment.h" |
| #include "src/gpu/GrBackendUtils.h" |
| #include "src/gpu/GrGpu.h" |
| #include "src/gpu/GrStencilSettings.h" |
| #include "src/gpu/GrSurfaceDrawContext.h" |
| |
| GrRenderTarget::GrRenderTarget(GrGpu* gpu, |
| const SkISize& dimensions, |
| int sampleCount, |
| GrProtected isProtected, |
| GrAttachment* stencil) |
| : INHERITED(gpu, dimensions, isProtected) |
| , fSampleCnt(sampleCount) { |
| if (this->numSamples() > 1) { |
| fMSAAStencilAttachment.reset(stencil); |
| } else { |
| fStencilAttachment.reset(stencil); |
| } |
| } |
| |
| GrRenderTarget::~GrRenderTarget() = default; |
| |
| void GrRenderTarget::onRelease() { |
| fStencilAttachment = nullptr; |
| fMSAAStencilAttachment = nullptr; |
| |
| INHERITED::onRelease(); |
| } |
| |
| void GrRenderTarget::onAbandon() { |
| fStencilAttachment = nullptr; |
| fMSAAStencilAttachment = nullptr; |
| |
| INHERITED::onAbandon(); |
| } |
| |
| void GrRenderTarget::attachStencilAttachment(sk_sp<GrAttachment> stencil, bool useMSAASurface) { |
| auto stencilAttachment = (useMSAASurface) ? &GrRenderTarget::fMSAAStencilAttachment |
| : &GrRenderTarget::fStencilAttachment; |
| if (!stencil && !(this->*stencilAttachment)) { |
| // No need to do any work since we currently don't have a stencil attachment and |
| // we're not actually adding one. |
| return; |
| } |
| |
| if (!this->completeStencilAttachment(stencil.get(), useMSAASurface)) { |
| return; |
| } |
| |
| this->*stencilAttachment = std::move(stencil); |
| } |
| |
| int GrRenderTarget::numStencilBits(bool useMSAASurface) const { |
| return GrBackendFormatStencilBits(this->getStencilAttachment(useMSAASurface)->backendFormat()); |
| } |