git-svn-id: svn://db.shs.com.ru/libs@627 a8b55f48-bf90-11e4-a774-851b48703e85

qglengine/renderer_selection.h

@@ -0,0 +1,65 @@
+/*
+    QGLView
+    Copyright (C) 2019  Ivan Pelipenko peri4ko@yandex.ru
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef RENDERER_SELECTION_H
+#define RENDERER_SELECTION_H
+
+#include "renderer_service.h"
+#include <QHash>
+
+
+class RendererSelection {
+	friend class QGLView;
+	friend class Renderer;
+
+public:
+	RendererSelection(Renderer * r_);
+	virtual ~RendererSelection();
+
+	void init(int width, int height);
+	void resize(int width, int height);
+
+protected:
+	enum SelectionBufferRole {
+		sbrSrcHover,
+		sbrSrcSelect,
+		sbrHovered,
+		sbrSelected
+	};
+
+	void generateObjectsID(Scene & scene);
+	void fillSelectionsBuffer(const QList<ObjectBase *> & ol);
+	void renderSelection(Scene & scene);
+	void renderSelectionFrame();
+	void drawSelection(Framebuffer & fbo_out, int index_out = 0);
+	QList<ObjectBase*> light2objectList(const QList<Light*> & v) {QList<ObjectBase*> ret; foreach (Light*i, v) ret << (ObjectBase*)i; return ret;}
+
+private:
+	Renderer * r;
+
+	Framebuffer fbo_selection;
+	Mesh * sel_frame;
+	float line_thick_;
+
+	QVector<uchar> cur_selections_;
+	QHash<uint, ObjectBase * > ids;
+	uint id_hover;
+
+};
+
+#endif // RENDERER_selection_H