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QmlDesigner: Add some qen parsing functionality

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Added Uniform class to store composition node uniforms for shader and ui usage
Implement some shader code parsing
create unique id for composition nodes (basic implementation)

Change-Id: I07ece2058e158b01590bd9b995c179275f489a1c
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>
This commit is contained in:
Amr Essam
2023-08-17 18:38:40 +03:00
committed by Amr Elsayed
parent 85bf537fc0
commit a26275a545
5 changed files with 102 additions and 13 deletions
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45
src/plugins/qmldesigner/components/effectmaker/compositionnode.cpp
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@@ -3,6 +3,8 @@
#include "compositionnode.h"
#include "uniform.h"
#include <QFileInfo>
#include <QJsonArray>
#include <QJsonDocument>
@@ -53,29 +55,46 @@ void CompositionNode::parse(const QString &qenPath)
QJsonObject json = jsonDoc.object().value("QEN").toObject();
m_name = json.value("name").toString();
int version = -1;
if (json.contains("version"))
version = json["version"].toInt(-1);
if (version != 1) {
QString error = QString("Error: Unknown effect version (%1)").arg(version);
qWarning() << qPrintable(error);
return;
}
m_name = json.value("name").toString(); //TODO: there is a difference between name and type
m_description = json.value("description").toString();
m_fragmentCode = codeFromJsonArray(json.value("fragmentCode").toArray());
m_vertexCode = codeFromJsonArray(json.value("vertexCode").toArray());
// parse properties
QJsonArray properties = json.value("properties").toArray();
for (const auto /*QJsonValueRef*/ &prop : properties) {
QJsonObject propObj = prop.toObject();
Uniform *u = new Uniform(propObj);
Q_UNUSED(u)
// TODO
propObj.value("name");
propObj.value("type");
propObj.value("defaultValue");
propObj.value("description");
// TODO
}
// parse shaders
QJsonArray vertexCode = json.value("vertexCode").toArray();
if (!vertexCode.isEmpty()) {
// TODO
}
QJsonArray fragmentCode = json.value("fragmentCode").toArray();
if (!fragmentCode.isEmpty()) {
// TODO
}
}
QString CompositionNode::codeFromJsonArray(const QJsonArray &codeArray)
{
if (codeArray.isEmpty())
return {};
QString codeString;
for (const auto &element : codeArray)
codeString += element.toString() + '\n';
codeString.chop(1); // Remove last '\n'
return codeString;
}
} // namespace QmlDesigner