ShaderNode: Extract texture from SampleTexture

Add TextureData and TextureValue node

src/ShaderNode/DataModels/TextureValue.hpp

@@ -0,0 +1,45 @@
+#pragma once
+
+#ifndef NAZARA_SHADERNODES_TEXTUREVALUE_HPP
+#define NAZARA_SHADERNODES_TEXTUREVALUE_HPP
+
+#include <QtWidgets/QComboBox>
+#include <QtWidgets/QVBoxLayout>
+#include <QtWidgets/QLabel>
+#include <ShaderNode/ShaderGraph.hpp>
+#include <ShaderNode/DataModels/ShaderNode.hpp>
+#include <array>
+
+class TextureValue : public ShaderNode
+{
+	public:
+		TextureValue(ShaderGraph& graph);
+		~TextureValue() = default;
+
+		void BuildNodeEdition(QFormLayout* layout) override;
+
+		Nz::ShaderAst::ExpressionPtr GetExpression(Nz::ShaderAst::ExpressionPtr* /*expressions*/, std::size_t count) const override;
+
+		QString caption() const override { return "Texture"; }
+		QString name() const override { return "Texture"; }
+
+		unsigned int nPorts(QtNodes::PortType portType) const override;
+
+		QtNodes::NodeDataType dataType(QtNodes::PortType portType, QtNodes::PortIndex portIndex) const override;
+
+		std::shared_ptr<QtNodes::NodeData> outData(QtNodes::PortIndex port) override;
+
+	protected:
+		bool ComputePreview(QPixmap& pixmap) override;
+		void OnTextureListUpdate();
+
+		NazaraSlot(ShaderGraph, OnTextureListUpdate, m_onTextureListUpdateSlot);
+		NazaraSlot(ShaderGraph, OnTexturePreviewUpdate, m_onTexturePreviewUpdateSlot);
+
+		std::optional<std::size_t> m_currentTextureIndex;
+		std::string m_currentTextureText;
+};
+
+#include <ShaderNode/DataModels/TextureValue.inl>
+
+#endif