diff options
Diffstat (limited to 'src/gui/rhi/qshaderdescription.cpp')
| -rw-r--r-- | src/gui/rhi/qshaderdescription.cpp | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/src/gui/rhi/qshaderdescription.cpp b/src/gui/rhi/qshaderdescription.cpp index 76c5d0ebef..96c8d082fc 100644 --- a/src/gui/rhi/qshaderdescription.cpp +++ b/src/gui/rhi/qshaderdescription.cpp @@ -36,6 +36,7 @@ #include "qshaderdescription_p_p.h" #include <QDebug> +#include <QDataStream> #include <QJsonObject> #include <QJsonArray> #include <QCborValue> @@ -358,6 +359,11 @@ QByteArray QShaderDescription::toJson() const return d->makeDoc().toJson(); } +void QShaderDescription::serialize(QDataStream *stream) const +{ + d->writeToStream(stream); +} + #if QT_CONFIG(binaryjson) && QT_DEPRECATED_SINCE(5, 15) /*! \deprecated @@ -396,6 +402,13 @@ QShaderDescription QShaderDescription::fromCbor(const QByteArray &data) return desc; } +QShaderDescription QShaderDescription::deserialize(QDataStream *stream) +{ + QShaderDescription desc; + QShaderDescriptionPrivate::get(&desc)->loadFromStream(stream); + return desc; +} + /*! \return the list of input variables. This includes vertex inputs (sometimes called attributes) for the vertex stage, and inputs for other stages @@ -867,6 +880,15 @@ static void addDeco(QJsonObject *obj, const QShaderDescription::InOutVariable &v (*obj)[imageFlagsKey] = int(v.imageFlags); } +static void serializeDecorations(QDataStream *stream, const QShaderDescription::InOutVariable &v) +{ + (*stream) << v.location; + (*stream) << v.binding; + (*stream) << v.descriptorSet; + (*stream) << int(v.imageFormat); + (*stream) << int(v.imageFlags); +} + static QJsonObject inOutObject(const QShaderDescription::InOutVariable &v) { QJsonObject obj; @@ -876,6 +898,13 @@ static QJsonObject inOutObject(const QShaderDescription::InOutVariable &v) return obj; } +static void serializeInOutVar(QDataStream *stream, const QShaderDescription::InOutVariable &v) +{ + (*stream) << v.name; + (*stream) << int(v.type); + serializeDecorations(stream, v); +} + static QJsonObject blockMemberObject(const QShaderDescription::BlockVariable &v) { QJsonObject obj; @@ -904,6 +933,23 @@ static QJsonObject blockMemberObject(const QShaderDescription::BlockVariable &v) return obj; } +static void serializeBlockMemberVar(QDataStream *stream, const QShaderDescription::BlockVariable &v) +{ + (*stream) << v.name; + (*stream) << int(v.type); + (*stream) << v.offset; + (*stream) << v.size; + (*stream) << v.arrayDims.count(); + for (int dim : v.arrayDims) + (*stream) << dim; + (*stream) << v.arrayStride; + (*stream) << v.matrixStride; + (*stream) << v.matrixIsRowMajor; + (*stream) << v.structMembers.count(); + for (const QShaderDescription::BlockVariable &sv : v.structMembers) + serializeBlockMemberVar(stream, sv); +} + QJsonDocument QShaderDescriptionPrivate::makeDoc() { QJsonObject root; @@ -1002,6 +1048,67 @@ QJsonDocument QShaderDescriptionPrivate::makeDoc() return QJsonDocument(root); } +void QShaderDescriptionPrivate::writeToStream(QDataStream *stream) +{ + (*stream) << inVars.count(); + for (const QShaderDescription::InOutVariable &v : qAsConst(inVars)) + serializeInOutVar(stream, v); + + (*stream) << outVars.count(); + for (const QShaderDescription::InOutVariable &v : qAsConst(outVars)) + serializeInOutVar(stream, v); + + (*stream) << uniformBlocks.count(); + for (const QShaderDescription::UniformBlock &b : uniformBlocks) { + (*stream) << b.blockName; + (*stream) << b.structName; + (*stream) << b.size; + (*stream) << b.binding; + (*stream) << b.descriptorSet; + (*stream) << b.members.count(); + for (const QShaderDescription::BlockVariable &v : b.members) + serializeBlockMemberVar(stream, v); + } + + (*stream) << pushConstantBlocks.count(); + for (const QShaderDescription::PushConstantBlock &b : pushConstantBlocks) { + (*stream) << b.name; + (*stream) << b.size; + (*stream) << b.members.count(); + for (const QShaderDescription::BlockVariable &v : b.members) + serializeBlockMemberVar(stream, v); + } + + (*stream) << storageBlocks.count(); + for (const QShaderDescription::StorageBlock &b : storageBlocks) { + (*stream) << b.blockName; + (*stream) << b.instanceName; + (*stream) << b.knownSize; + (*stream) << b.binding; + (*stream) << b.descriptorSet; + (*stream) << b.members.count(); + for (const QShaderDescription::BlockVariable &v : b.members) + serializeBlockMemberVar(stream, v); + } + + (*stream) << combinedImageSamplers.count(); + for (const QShaderDescription::InOutVariable &v : qAsConst(combinedImageSamplers)) { + (*stream) << v.name; + (*stream) << int(v.type); + serializeDecorations(stream, v); + } + + (*stream) << storageImages.count(); + for (const QShaderDescription::InOutVariable &v : qAsConst(storageImages)) { + (*stream) << v.name; + (*stream) << int(v.type); + serializeDecorations(stream, v); + } + + for (size_t i = 0; i < 3; ++i) + (*stream) << localSize[i]; +} + static QShaderDescription::InOutVariable inOutVar(const QJsonObject &obj) { QShaderDescription::InOutVariable var; @@ -1020,6 +1127,29 @@ static QShaderDescription::InOutVariable inOutVar(const QJsonObject &obj) return var; } +static void deserializeDecorations(QDataStream *stream, QShaderDescription::InOutVariable *v) +{ + (*stream) >> v->location; + (*stream) >> v->binding; + (*stream) >> v->descriptorSet; + int f; + (*stream) >> f; + v->imageFormat = QShaderDescription::ImageFormat(f); + (*stream) >> f; + v->imageFlags = QShaderDescription::ImageFlags(f); +} + +static QShaderDescription::InOutVariable deserializeInOutVar(QDataStream *stream) +{ + QShaderDescription::InOutVariable var; + (*stream) >> var.name; + int t; + (*stream) >> t; + var.type = QShaderDescription::VariableType(t); + deserializeDecorations(stream, &var); + return var; +} + static QShaderDescription::BlockVariable blockVar(const QJsonObject &obj) { QShaderDescription::BlockVariable var; @@ -1046,6 +1176,30 @@ static QShaderDescription::BlockVariable blockVar(const QJsonObject &obj) return var; } +static QShaderDescription::BlockVariable deserializeBlockMemberVar(QDataStream *stream) +{ + QShaderDescription::BlockVariable var; + (*stream) >> var.name; + int t; + (*stream) >> t; + var.type = QShaderDescription::VariableType(t); + (*stream) >> var.offset; + (*stream) >> var.size; + int count; + (*stream) >> count; + var.arrayDims.resize(count); + for (int i = 0; i < count; ++i) + (*stream) >> var.arrayDims[i]; + (*stream) >> var.arrayStride; + (*stream) >> var.matrixStride; + (*stream) >> var.matrixIsRowMajor; + (*stream) >> count; + var.structMembers.resize(count); + for (int i = 0; i < count; ++i) + var.structMembers[i] = deserializeBlockMemberVar(stream); + return var; +} + void QShaderDescriptionPrivate::loadDoc(const QJsonDocument &doc) { if (doc.isNull()) { @@ -1150,6 +1304,87 @@ void QShaderDescriptionPrivate::loadDoc(const QJsonDocument &doc) } } +void QShaderDescriptionPrivate::loadFromStream(QDataStream *stream) +{ + Q_ASSERT(ref.loadRelaxed() == 1); // must be detached + + int count; + (*stream) >> count; + inVars.resize(count); + for (int i = 0; i < count; ++i) + inVars[i] = deserializeInOutVar(stream); + + (*stream) >> count; + outVars.resize(count); + for (int i = 0; i < count; ++i) + outVars[i] = deserializeInOutVar(stream); + + (*stream) >> count; + uniformBlocks.resize(count); + for (int i = 0; i < count; ++i) { + (*stream) >> uniformBlocks[i].blockName; + (*stream) >> uniformBlocks[i].structName; + (*stream) >> uniformBlocks[i].size; + (*stream) >> uniformBlocks[i].binding; + (*stream) >> uniformBlocks[i].descriptorSet; + int memberCount; + (*stream) >> memberCount; + uniformBlocks[i].members.resize(memberCount); + for (int memberIdx = 0; memberIdx < memberCount; ++memberIdx) + uniformBlocks[i].members[memberIdx] = deserializeBlockMemberVar(stream); + } + + (*stream) >> count; + pushConstantBlocks.resize(count); + for (int i = 0; i < count; ++i) { + (*stream) >> pushConstantBlocks[i].name; + (*stream) >> pushConstantBlocks[i].size; + int memberCount; + (*stream) >> memberCount; + pushConstantBlocks[i].members.resize(memberCount); + for (int memberIdx = 0; memberIdx < memberCount; ++memberIdx) + pushConstantBlocks[i].members[memberIdx] = deserializeBlockMemberVar(stream); + } + + (*stream) >> count; + storageBlocks.resize(count); + for (int i = 0; i < count; ++i) { + (*stream) >> storageBlocks[i].blockName; + (*stream) >> storageBlocks[i].instanceName; + (*stream) >> storageBlocks[i].knownSize; + (*stream) >> storageBlocks[i].binding; + (*stream) >> storageBlocks[i].descriptorSet; + int memberCount; + (*stream) >> memberCount; + storageBlocks[i].members.resize(memberCount); + for (int memberIdx = 0; memberIdx < memberCount; ++memberIdx) + storageBlocks[i].members[memberIdx] = deserializeBlockMemberVar(stream); + } + + (*stream) >> count; + combinedImageSamplers.resize(count); + for (int i = 0; i < count; ++i) { + (*stream) >> combinedImageSamplers[i].name; + int t; + (*stream) >> t; + combinedImageSamplers[i].type = QShaderDescription::VariableType(t); + deserializeDecorations(stream, &combinedImageSamplers[i]); + } + + (*stream) >> count; + storageImages.resize(count); + for (int i = 0; i < count; ++i) { + (*stream) >> storageImages[i].name; + int t; + (*stream) >> t; + storageImages[i].type = QShaderDescription::VariableType(t); + deserializeDecorations(stream, &storageImages[i]); + } + + for (size_t i = 0; i < 3; ++i) + (*stream) >> localSize[i]; +} + /*! Returns \c true if the two QShaderDescription objects \a lhs and \a rhs are equal. |