mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
bb517120d3
Add a function that can be used to quickly reposition a layer child, rather than forcing removal/insertion and the extra work that can involve.
488 lines
14 KiB
C++
488 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ContainerLayerD3D10.h"
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#include "nsAlgorithm.h"
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#include "gfxUtils.h"
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#include "nsRect.h"
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#include "../d3d9/Nv3DVUtils.h"
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#include "ThebesLayerD3D10.h"
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#include "ReadbackProcessor.h"
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namespace mozilla {
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namespace layers {
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ContainerLayerD3D10::ContainerLayerD3D10(LayerManagerD3D10 *aManager)
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: ContainerLayer(aManager, NULL)
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, LayerD3D10(aManager)
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{
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mImplData = static_cast<LayerD3D10*>(this);
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}
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ContainerLayerD3D10::~ContainerLayerD3D10()
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{
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while (mFirstChild) {
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RemoveChild(mFirstChild);
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}
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}
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template<class Container>
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static void
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ContainerInsertAfter(Container* aContainer, Layer* aChild, Layer* aAfter)
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{
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NS_ASSERTION(aChild->Manager() == aContainer->Manager(),
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"Child has wrong manager");
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NS_ASSERTION(!aChild->GetParent(),
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"aChild already in the tree");
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NS_ASSERTION(!aChild->GetNextSibling() && !aChild->GetPrevSibling(),
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"aChild already has siblings?");
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NS_ASSERTION(!aAfter ||
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(aAfter->Manager() == aContainer->Manager() &&
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aAfter->GetParent() == aContainer),
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"aAfter is not our child");
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aChild->SetParent(aContainer);
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if (aAfter == aContainer->mLastChild) {
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aContainer->mLastChild = aChild;
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}
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if (!aAfter) {
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aChild->SetNextSibling(aContainer->mFirstChild);
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if (aContainer->mFirstChild) {
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aContainer->mFirstChild->SetPrevSibling(aChild);
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}
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aContainer->mFirstChild = aChild;
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NS_ADDREF(aChild);
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aContainer->DidInsertChild(aChild);
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return;
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}
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Layer* next = aAfter->GetNextSibling();
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aChild->SetNextSibling(next);
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aChild->SetPrevSibling(aAfter);
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if (next) {
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next->SetPrevSibling(aChild);
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}
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aAfter->SetNextSibling(aChild);
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NS_ADDREF(aChild);
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aContainer->DidInsertChild(aChild);
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}
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template<class Container>
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static void
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ContainerRemoveChild(Container* aContainer, Layer* aChild)
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{
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NS_ASSERTION(aChild->Manager() == aContainer->Manager(),
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"Child has wrong manager");
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NS_ASSERTION(aChild->GetParent() == aContainer,
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"aChild not our child");
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Layer* prev = aChild->GetPrevSibling();
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Layer* next = aChild->GetNextSibling();
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if (prev) {
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prev->SetNextSibling(next);
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} else {
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aContainer->mFirstChild = next;
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}
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if (next) {
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next->SetPrevSibling(prev);
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} else {
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aContainer->mLastChild = prev;
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}
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aChild->SetNextSibling(nullptr);
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aChild->SetPrevSibling(nullptr);
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aChild->SetParent(nullptr);
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aContainer->DidRemoveChild(aChild);
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NS_RELEASE(aChild);
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}
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template<class Container>
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static void
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ContainerRepositionChild(Container* aContainer, Layer* aChild, Layer* aAfter)
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{
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NS_ASSERTION(aChild->Manager() == aContainer->Manager(),
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"Child has wrong manager");
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NS_ASSERTION(aChild->GetParent() == aContainer,
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"aChild not our child");
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NS_ASSERTION(!aAfter ||
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(aAfter->Manager() == aContainer->Manager() &&
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aAfter->GetParent() == aContainer),
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"aAfter is not our child");
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Layer* prev = aChild->GetPrevSibling();
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Layer* next = aChild->GetNextSibling();
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if (prev == aAfter) {
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// aChild is already in the correct position, nothing to do.
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return;
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}
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if (prev) {
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prev->SetNextSibling(next);
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}
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if (next) {
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next->SetPrevSibling(prev);
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}
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if (!aAfter) {
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aChild->SetPrevSibling(nullptr);
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aChild->SetNextSibling(aContainer->mFirstChild);
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if (aContainer->mFirstChild) {
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aContainer->mFirstChild->SetPrevSibling(aChild);
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}
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aContainer->mFirstChild = aChild;
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return;
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}
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Layer* afterNext = aAfter->GetNextSibling();
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if (afterNext) {
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afterNext->SetPrevSibling(aChild);
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} else {
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aContainer->mLastChild = aChild;
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}
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aAfter->SetNextSibling(aChild);
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aChild->SetPrevSibling(aAfter);
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aChild->SetNextSibling(afterNext);
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}
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void
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ContainerLayerD3D10::InsertAfter(Layer* aChild, Layer* aAfter)
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{
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ContainerInsertAfter(this, aChild, aAfter);
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}
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void
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ContainerLayerD3D10::RemoveChild(Layer *aChild)
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{
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ContainerRemoveChild(this, aChild);
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}
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void
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ContainerLayerD3D10::RepositionChild(Layer* aChild, Layer* aAfter)
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{
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ContainerRepositionChild(this, aChild, aAfter);
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}
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Layer*
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ContainerLayerD3D10::GetLayer()
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{
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return this;
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}
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LayerD3D10*
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ContainerLayerD3D10::GetFirstChildD3D10()
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{
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if (!mFirstChild) {
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return nullptr;
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}
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return static_cast<LayerD3D10*>(mFirstChild->ImplData());
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}
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static inline LayerD3D10*
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GetNextSiblingD3D10(LayerD3D10* aLayer)
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{
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Layer* layer = aLayer->GetLayer()->GetNextSibling();
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return layer ? static_cast<LayerD3D10*>(layer->
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ImplData())
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: nullptr;
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}
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static bool
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HasOpaqueAncestorLayer(Layer* aLayer)
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{
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for (Layer* l = aLayer->GetParent(); l; l = l->GetParent()) {
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if (l->GetContentFlags() & Layer::CONTENT_OPAQUE)
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return true;
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}
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return false;
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}
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void
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ContainerLayerD3D10::RenderLayer()
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{
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float renderTargetOffset[] = { 0, 0 };
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nsIntRect visibleRect = mVisibleRegion.GetBounds();
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float opacity = GetEffectiveOpacity();
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bool useIntermediate = UseIntermediateSurface();
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nsRefPtr<ID3D10RenderTargetView> previousRTView;
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nsRefPtr<ID3D10Texture2D> renderTexture;
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nsRefPtr<ID3D10RenderTargetView> rtView;
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float previousRenderTargetOffset[2];
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nsIntSize previousViewportSize;
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gfx3DMatrix oldViewMatrix;
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if (useIntermediate) {
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device()->OMGetRenderTargets(1, getter_AddRefs(previousRTView), NULL);
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D3D10_TEXTURE2D_DESC desc;
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memset(&desc, 0, sizeof(D3D10_TEXTURE2D_DESC));
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desc.ArraySize = 1;
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desc.MipLevels = 1;
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desc.Width = visibleRect.width;
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desc.Height = visibleRect.height;
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desc.BindFlags = D3D10_BIND_RENDER_TARGET | D3D10_BIND_SHADER_RESOURCE;
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desc.SampleDesc.Count = 1;
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desc.Format = DXGI_FORMAT_B8G8R8A8_UNORM;
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HRESULT hr;
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hr = device()->CreateTexture2D(&desc, NULL, getter_AddRefs(renderTexture));
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if (FAILED(hr)) {
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LayerManagerD3D10::ReportFailure(NS_LITERAL_CSTRING("Failed to create new texture for ContainerLayerD3D10!"),
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hr);
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return;
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}
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hr = device()->CreateRenderTargetView(renderTexture, NULL, getter_AddRefs(rtView));
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NS_ASSERTION(SUCCEEDED(hr), "Failed to create render target view for ContainerLayerD3D10!");
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effect()->GetVariableByName("vRenderTargetOffset")->
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GetRawValue(previousRenderTargetOffset, 0, 8);
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if (mVisibleRegion.GetNumRects() != 1 || !(GetContentFlags() & CONTENT_OPAQUE)) {
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const gfx3DMatrix& transform3D = GetEffectiveTransform();
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gfxMatrix transform;
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// If we have an opaque ancestor layer, then we can be sure that
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// all the pixels we draw into are either opaque already or will be
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// covered by something opaque. Otherwise copying up the background is
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// not safe.
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if (mSupportsComponentAlphaChildren) {
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bool is2d = transform3D.Is2D(&transform);
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NS_ASSERTION(is2d, "Transform should be 2d when mSupportsComponentAlphaChildren.");
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// Copy background up from below. This applies any 2D transform that is
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// applied to use relative to our parent, and compensates for the offset
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// that was applied on our parent's rendering.
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D3D10_BOX srcBox;
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srcBox.left = visibleRect.x + int32_t(transform.x0) - int32_t(previousRenderTargetOffset[0]);
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srcBox.top = visibleRect.y + int32_t(transform.y0) - int32_t(previousRenderTargetOffset[1]);
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srcBox.right = srcBox.left + visibleRect.width;
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srcBox.bottom = srcBox.top + visibleRect.height;
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srcBox.back = 1;
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srcBox.front = 0;
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nsRefPtr<ID3D10Resource> srcResource;
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previousRTView->GetResource(getter_AddRefs(srcResource));
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device()->CopySubresourceRegion(renderTexture, 0,
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0, 0, 0,
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srcResource, 0,
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&srcBox);
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} else {
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float black[] = { 0, 0, 0, 0};
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device()->ClearRenderTargetView(rtView, black);
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}
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}
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ID3D10RenderTargetView *rtViewPtr = rtView;
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device()->OMSetRenderTargets(1, &rtViewPtr, NULL);
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renderTargetOffset[0] = (float)visibleRect.x;
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renderTargetOffset[1] = (float)visibleRect.y;
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effect()->GetVariableByName("vRenderTargetOffset")->
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SetRawValue(renderTargetOffset, 0, 8);
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previousViewportSize = mD3DManager->GetViewport();
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mD3DManager->SetViewport(nsIntSize(visibleRect.Size()));
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}
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D3D10_RECT oldD3D10Scissor;
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UINT numRects = 1;
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device()->RSGetScissorRects(&numRects, &oldD3D10Scissor);
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// Convert scissor to an nsIntRect. D3D10_RECT's are exclusive
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// on the bottom and right values.
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nsIntRect oldScissor(oldD3D10Scissor.left,
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oldD3D10Scissor.top,
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oldD3D10Scissor.right - oldD3D10Scissor.left,
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oldD3D10Scissor.bottom - oldD3D10Scissor.top);
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nsAutoTArray<Layer*, 12> children;
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SortChildrenBy3DZOrder(children);
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/*
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* Render this container's contents.
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*/
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for (uint32_t i = 0; i < children.Length(); i++) {
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LayerD3D10* layerToRender = static_cast<LayerD3D10*>(children.ElementAt(i)->ImplData());
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if (layerToRender->GetLayer()->GetEffectiveVisibleRegion().IsEmpty()) {
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continue;
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}
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nsIntRect scissorRect =
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layerToRender->GetLayer()->CalculateScissorRect(oldScissor, nullptr);
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if (scissorRect.IsEmpty()) {
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continue;
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}
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D3D10_RECT d3drect;
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d3drect.left = scissorRect.x;
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d3drect.top = scissorRect.y;
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d3drect.right = scissorRect.x + scissorRect.width;
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d3drect.bottom = scissorRect.y + scissorRect.height;
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device()->RSSetScissorRects(1, &d3drect);
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layerToRender->RenderLayer();
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}
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device()->RSSetScissorRects(1, &oldD3D10Scissor);
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if (useIntermediate) {
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mD3DManager->SetViewport(previousViewportSize);
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ID3D10RenderTargetView *rtView = previousRTView;
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device()->OMSetRenderTargets(1, &rtView, NULL);
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effect()->GetVariableByName("vRenderTargetOffset")->
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SetRawValue(previousRenderTargetOffset, 0, 8);
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SetEffectTransformAndOpacity();
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ID3D10EffectTechnique *technique;
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if (LoadMaskTexture()) {
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if (GetTransform().CanDraw2D()) {
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technique = SelectShader(SHADER_RGBA | SHADER_PREMUL | SHADER_MASK);
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} else {
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technique = SelectShader(SHADER_RGBA | SHADER_PREMUL | SHADER_MASK_3D);
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}
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} else {
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technique = SelectShader(SHADER_RGBA | SHADER_PREMUL | SHADER_NO_MASK);
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}
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effect()->GetVariableByName("vLayerQuad")->AsVector()->SetFloatVector(
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ShaderConstantRectD3D10(
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(float)visibleRect.x,
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(float)visibleRect.y,
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(float)visibleRect.width,
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(float)visibleRect.height)
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);
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technique->GetPassByIndex(0)->Apply(0);
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ID3D10ShaderResourceView *view;
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device()->CreateShaderResourceView(renderTexture, NULL, &view);
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device()->PSSetShaderResources(0, 1, &view);
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device()->Draw(4, 0);
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view->Release();
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}
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}
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void
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ContainerLayerD3D10::LayerManagerDestroyed()
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{
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while (mFirstChild) {
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GetFirstChildD3D10()->LayerManagerDestroyed();
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RemoveChild(mFirstChild);
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}
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}
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void
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ContainerLayerD3D10::Validate()
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{
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nsIntRect visibleRect = mVisibleRegion.GetBounds();
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mSupportsComponentAlphaChildren = false;
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if (UseIntermediateSurface()) {
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const gfx3DMatrix& transform3D = GetEffectiveTransform();
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gfxMatrix transform;
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if (mVisibleRegion.GetNumRects() == 1 && (GetContentFlags() & CONTENT_OPAQUE)) {
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// don't need a background, we're going to paint all opaque stuff
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mSupportsComponentAlphaChildren = true;
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} else {
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if (HasOpaqueAncestorLayer(this) &&
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transform3D.Is2D(&transform) && !transform.HasNonIntegerTranslation() &&
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GetParent()->GetEffectiveVisibleRegion().GetBounds().Contains(visibleRect))
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{
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// In this case we can copy up the background. See RenderLayer.
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mSupportsComponentAlphaChildren = true;
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}
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}
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} else {
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mSupportsComponentAlphaChildren = (GetContentFlags() & CONTENT_OPAQUE) ||
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(mParent && mParent->SupportsComponentAlphaChildren());
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}
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ReadbackProcessor readback;
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readback.BuildUpdates(this);
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Layer *layer = GetFirstChild();
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while (layer) {
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if (layer->GetType() == TYPE_THEBES) {
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static_cast<ThebesLayerD3D10*>(layer)->Validate(&readback);
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} else {
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static_cast<LayerD3D10*>(layer->ImplData())->Validate();
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}
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layer = layer->GetNextSibling();
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}
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}
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ShadowContainerLayerD3D10::ShadowContainerLayerD3D10(LayerManagerD3D10 *aManager)
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: ShadowContainerLayer(aManager, NULL)
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, LayerD3D10(aManager)
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{
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mImplData = static_cast<LayerD3D10*>(this);
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}
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ShadowContainerLayerD3D10::~ShadowContainerLayerD3D10()
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{
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while (mFirstChild) {
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RemoveChild(mFirstChild);
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}
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}
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void
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ShadowContainerLayerD3D10::InsertAfter(Layer* aChild, Layer* aAfter)
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{
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ContainerInsertAfter(this, aChild, aAfter);
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}
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void
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ShadowContainerLayerD3D10::RemoveChild(Layer* aChild)
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{
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ContainerRemoveChild(this, aChild);
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}
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void
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ShadowContainerLayerD3D10::RepositionChild(Layer* aChild, Layer* aAfter)
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{
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ContainerRepositionChild(this, aChild, aAfter);
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}
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void
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ShadowContainerLayerD3D10::ComputeEffectiveTransforms(const gfx3DMatrix& aTransformToSurface)
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{
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DefaultComputeEffectiveTransforms(aTransformToSurface);
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}
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LayerD3D10*
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ShadowContainerLayerD3D10::GetFirstChildD3D10()
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{
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return static_cast<LayerD3D10*>(mFirstChild->ImplData());
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}
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void
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ShadowContainerLayerD3D10::RenderLayer()
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{
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LayerD3D10* layerToRender = GetFirstChildD3D10();
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layerToRender->RenderLayer();
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}
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void
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ShadowContainerLayerD3D10::Validate()
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{
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}
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void
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ShadowContainerLayerD3D10::LayerManagerDestroyed()
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{
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while (mFirstChild) {
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GetFirstChildD3D10()->LayerManagerDestroyed();
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RemoveChild(mFirstChild);
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}
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}
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} /* layers */
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} /* mozilla */
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