initial commit

core/glvertexobject.h

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+/*
+	QGL VertexObject
+	Ivan Pelipenko peri4ko@yandex.ru
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
+
+	You should have received a copy of the GNU Lesser General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef GLVERTEXOBJECT_H
+#define GLVERTEXOBJECT_H
+
+#include "glbuffer.h"
+#include "glshaders_types.h"
+
+
+class VertexObject
+{
+	friend class Mesh;
+public:
+	VertexObject();
+	~VertexObject();
+
+	void init    (QOpenGLExtraFunctions * f);
+	void destroy (QOpenGLExtraFunctions * f);
+
+	void bind    (QOpenGLExtraFunctions * f);
+	void release (QOpenGLExtraFunctions * f);
+
+	void bindBuffers   (QOpenGLExtraFunctions * f, Buffer & geom, Buffer & elem, bool force = false);
+	void loadObject    (QOpenGLExtraFunctions * f, const QGLEngineShaders::Object & object);
+	void loadObjects   (QOpenGLExtraFunctions * f, const QVector<QGLEngineShaders::Object> & objects);
+	void loadSelections(QOpenGLExtraFunctions * f, const QVector<uchar> & sels);
+
+	void draw(QOpenGLExtraFunctions * f, GLenum geom_type, int vert_cout, int obj_count);
+
+	GLuint ID() const {return vao_;}
+	bool isInit() const {return vao_ != 0;}
+
+	bool isObjectsChanged() const {return objects_changed;}
+	bool isSelectionChanged() const {return selected_changed;}
+	void setObjectsChanged(bool yes = true) {objects_changed = yes;}
+	void setSelectionChanged(bool yes = true) {selected_changed = yes;}
+
+private:
+	void loadBuffer(QOpenGLExtraFunctions * f, Buffer & buf, const void * data, int size);
+
+	GLuint vao_;
+	Buffer buffer_obj, buffer_sel;
+	bool buffers_binded, objects_changed, selected_changed;
+
+};
+
+
+#endif // GLVERTEXOBJECT_H