262 lines
9.5 KiB
C++
262 lines
9.5 KiB
C++
#include "RenderAble.h"
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#include <QDir>
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#include "base/Plot.h"
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#include "Axis/AbsAxis.h"
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#include "plottable/HoverInfo.h"
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#include "psc_global_include/export.h"
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#include "psc_global_include/Fail_Fast.h"
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namespace YSG {
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QDebug operator<<(QDebug debug, const Range& range) {
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QDebugStateSaver saver(debug); // 保存当前的 qDebug 状态
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debug.nospace() << "Range(" << range.lower << ", " << range.upper << ")";
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return debug;
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}
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void SpinLock::lock() {
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while (flag.test_and_set(std::memory_order_acquire)) {}
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}
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bool SpinLock::tryLock() {
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return !flag.test_and_set(std::memory_order_acquire);
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}
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bool SpinLock::tryLock(int durationMillis) {
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if (durationMillis == 0) {
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return tryLock();
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}
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auto duration = std::chrono::milliseconds(durationMillis);
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auto start = std::chrono::steady_clock::now();
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while (std::chrono::steady_clock::now() - start < duration) {
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if (tryLock()) {
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return true;
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}
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}
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return false;
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}
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void SpinLock::unlock() {
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flag.clear(std::memory_order_release);
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}
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SpinLockGuard::~SpinLockGuard() {
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if (mLock) mLock->unlock();
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}
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SpinLockGuard::SpinLockGuard(SpinLock *lock) : mLock(lock) {
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if (mLock) mLock->lock();
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}
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RenderAble::RenderPipeline::RenderPipeline() {
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colorControl.reset();
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}
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void RenderAble::RenderPipeline::markEditState() {
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editStateVersion.fetch_add(1, std::memory_order_release);
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}
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bool RenderAble::RenderPipeline::hasNewState() const {
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return RenderAble::version_newer(editStateVersion.load(std::memory_order_acquire), renderStateVersion);
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}
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RenderAble::ColorBuffer* RenderAble::RenderPipeline::colorByIndex(std::uint8_t index) {
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return &colorBuffers[index];
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}
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RenderAble::ColorBuffer* RenderAble::RenderPipeline::colorByRole(std::uint8_t role) {
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return colorByIndex(colorControl.read_view()[role]);
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}
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RenderAble::ColorBufferLease RenderAble::RenderPipeline::waitRenderColor() {
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auto lease = colorControl.wait_mark_use_role(Color_Render);
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return {colorByIndex(lease.index), lease};
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}
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RenderAble::ColorBufferLease RenderAble::RenderPipeline::tryFrontColor() {
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auto record = colorControl.try_mark_use_role(Color_Front);
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if(record.result != Triple_Buffer_Result::Success) {
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return {};
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}
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return {colorByIndex(record.lease.index), record.lease};
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}
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void RenderAble::RenderPipeline::unmarkColor(ColorBufferLease lease) {
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colorControl.unmark_use(lease.lease);
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}
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QRegion RenderAble::RenderPipeline::publishRenderColor() {
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colorControl.wait_swap_role(Color_Ready, Color_Render, [this](const Triple_Buffer_View& view) {
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auto render = colorByIndex(view[Color_Render]);
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auto ready = colorByIndex(view[Color_Ready]);
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return RenderAble::version_newer(render->version.load(std::memory_order_acquire), ready->version.load(std::memory_order_acquire));
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});
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auto view = colorControl.read_view();
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auto ready = colorByIndex(view[Color_Ready]);
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auto front = colorByIndex(view[Color_Front]);
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if(RenderAble::version_newer(ready->version.load(std::memory_order_acquire), front->version.load(std::memory_order_acquire)) && !paintRequestPending.exchange(true, std::memory_order_acq_rel)) {
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return ready->dirtyRegion;
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}
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return {};
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}
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RenderAble::ColorBufferLease RenderAble::RenderPipeline::consumeReadyColor() {
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colorControl.try_swap_role(Color_Front, Color_Ready, [this](const Triple_Buffer_View& view) {
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auto ready = colorByIndex(view[Color_Ready]);
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auto front = colorByIndex(view[Color_Front]);
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return RenderAble::version_newer(ready->version.load(std::memory_order_acquire), front->version.load(std::memory_order_acquire));
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});
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paintRequestPending.store(false, std::memory_order_release);
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return tryFrontColor();
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}
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RenderEditGuard::RenderEditGuard(RenderData* data) : mData(data) {
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}
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RenderEditGuard::~RenderEditGuard() {
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if(mData && mData->qPtr) mData->qPtr->markStateDirty();
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}
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RenderInputGuard::RenderInputGuard(RenderData* data) : mData(data) {
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}
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RenderInputGuard::~RenderInputGuard() {
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if(mData) mData->markInputDirty();
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}
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void RenderData::markInputDirty() {
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InputBufferSlot& slot = inputSlot(Input_Edit);
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slot.version = ++mInputVersion;
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slot.pending = true;
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if(qPtr) qPtr->markRenderDirty();
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}
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void RenderAble::init(Plot* plot, QString layerName) {
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if(layerName.isEmpty()) {
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layerName = plot->mDefaultLayerName;
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}
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plot->mLayerMap[layerName]->mRenderAbles.append(this);
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mPlot = plot;
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if(!dPtr) dPtr = createRenderData();
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dPtr->clearStateBuffers();
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dPtr->clearInputBuffers();
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dPtr->mStateBuffers[State_Edit] = createRenderState();
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dPtr->mStateBuffers[State_Ready] = createRenderState();
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dPtr->mStateBuffers[State_Render] = createRenderState();
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dPtr->mInputBuffers[Input_Edit].data = createInputData();
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dPtr->mInputBuffers[Input_Ready].data = createInputData();
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dPtr->mInputBuffers[Input_Render].data = createInputData();
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for(RenderState* state : dPtr->mStateBuffers) {
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state->dPtr = dPtr;
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}
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dPtr->qPtr = this;
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dPtr->mStateBuffers[State_Edit]->version = 1;
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if(mPlot) mPlot->markRenderStateDirty();
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}
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void RenderAble::markStateDirty() {
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if(dPtr) ++dPtr->state(State_Edit)->version;
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markRenderDirty();
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}
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void RenderAble::markRenderDirty() {
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if(mPlot) mPlot->markRenderStateDirty();
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}
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bool RenderAble::ok() const {
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return dPtr->mRenderStart && mPlot && !mPlot->mFirstResize && !mPlot->mFirstPrepareData;
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}
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RenderAble::~RenderAble(){
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}
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bool RenderAble::dectCycleRely() {
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QQueue<RenderAble*> queue;
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queue.enqueue(this);
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while (!queue.isEmpty()) {
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RenderAble* current = queue.dequeue();
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QSet<RenderAble*> visited;
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QSet<RenderAble*> recursionStack;
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QVector<RenderAble*> path;
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bool has = hasCycleRely(current, visited, recursionStack, path);
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if(has){
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return true;
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}
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}
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qDebug() << this << " 检测成功!";
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return false;
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}
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bool RenderAble::hasCycleRely(RenderAble* node, QSet<RenderAble*>& visited, QSet<RenderAble*>& recursionStack,
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QVector<RenderAble*>& currentPath) {
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if (!node) return false;
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if (recursionStack.contains(node)) {
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// 节点已经在当前递归路径中，检测到循环
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qDebug() << "Cycle detected in path:";
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// 打印循环依赖链
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for (RenderAble* n : currentPath) {
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qDebug() << n->mObjectName << "(" << n << ")->";
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}
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qDebug() << node; // 打印形成循环的节点
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return true;
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}
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if (visited.contains(node)) {
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// 节点已经被处理过，无需再次处理
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return false;
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}
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// 标记当前节点为已访问
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visited.insert(node);
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// 将当前节点标记为递归路径中的节点
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recursionStack.insert(node);
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// 记录当前节点在路径中
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currentPath.append(node);
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// 递归检查所有子节点
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for (RenderAble* child : node->mBeRelyList) {
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if (hasCycleRely(child, visited, recursionStack, currentPath)) {
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return true;
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}
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}
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// 从递归路径中移除当前节点
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recursionStack.remove(node);
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// 从路径中移除当前节点
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currentPath.removeLast();
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return false;
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}
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QVector<QRgb> getTurboColorGradient() {
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QVector<QRgb> colors;
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// std::cout << "11111111111111111111111111111111111111" << std::endl;
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// for (auto s : QDir(":/").entryList())
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// {
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// std::cout << "QDir=============" << s.toStdString() << std::endl;
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// }
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//
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// std::cout << "11111111111111111111111111111111111111" << std::endl;
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//
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QFile file(":/turbo.colorMap");
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if (!file.open(QIODevice::ReadOnly)) {
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std::ostringstream oss;
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oss << file.errorString().toStdString() << " getTurboColorGradient2: Failed to open file" << LOG_POS_SIMPLE << std::endl;
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Psc::fail_fast(oss.str());
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return colors; // 返回一个空的 std::vector
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}
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QByteArray fileData = file.readAll();
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file.close();
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// 检查文件内容
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if (fileData.size() != 768) {
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qDebug() << "getTurboColorGradient2: File size is not as expected (768 bytes), got" << fileData.size();
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return colors; // 返回一个空的 std::vector
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}
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// 确保每个颜色有 3 个字节 (RGB)，总共有 256 个颜色
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colors.reserve(256);
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for (int i = 0; i < 256; ++i) {
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uchar r = fileData[i * 3];
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uchar g = fileData[i * 3 + 1];
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uchar b = fileData[i * 3 + 2];
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colors.push_back(qRgb(r, g, b));
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}
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return colors;
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}
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SRC RenderState::src() {
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auto view = dPtr->mStateControl.read_view();
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for(std::uint8_t role = State_Edit; role <= State_Render; ++role) {
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if(dPtr->mStateBuffers[view[role]] == this) return static_cast<SRC>(role);
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}
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return SRC::Edit;
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}
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}
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