diff -r 121a40d5e34c -r 8e1c9f18ae15 src/gl/vertexprogram.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gl/vertexprogram.h	Tue Jul 27 16:29:00 2021 +0300
@@ -0,0 +1,29 @@
+#ifndef VERTEXPROGRAM_H
+#define VERTEXPROGRAM_H
+#include "basicshaderprogram.h"
+class Document;
+
+class VertexProgram : public AbstractBasicShaderProgram
+{
+public:
+	struct Vertex
+	{
+		glm::vec3 position;
+		glm::vec3 color;
+	};
+	VertexProgram(QObject* parent = nullptr);
+	void build(const Document* document);
+protected:
+	const char* vertexShaderSource() const override;
+	const char* fragmentShaderSource() const override;
+	const void* vertexData() const override;
+	int vertexSize() const override;
+	int vertexCount() const override;
+	void setupVertexArrays() override;
+	GLenum drawMode() const override;
+	QOpenGLBuffer::UsagePattern usagePattern() const override;
+private:
+	std::vector<Vertex> data;
+};
+
+#endif // VERTEXPROGRAM_H