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1 /* |
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2 * LDForge: LDraw parts authoring CAD |
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3 * Copyright (C) 2013 - 2018 Teemu Piippo |
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4 * |
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5 * This program is free software: you can redistribute it and/or modify |
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6 * it under the terms of the GNU General Public License as published by |
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7 * the Free Software Foundation, either version 3 of the License, or |
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8 * (at your option) any later version. |
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9 * |
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10 * This program is distributed in the hope that it will be useful, |
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 * GNU General Public License for more details. |
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14 * |
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15 * You should have received a copy of the GNU General Public License |
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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17 */ |
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18 |
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19 #pragma once |
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20 #include "main.h" |
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21 #include "gl/partrenderer.h" |
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22 #include "gl/common.h" |
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23 #include "types/boundingbox.h" |
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24 #include <QMap> |
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25 #include <QSet> |
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26 |
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27 namespace gl |
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28 { |
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29 class Compiler; |
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30 class Renderer; |
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31 } |
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32 |
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33 /* |
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34 * Compiles LDObjects into polygons for the GLRenderer to draw. |
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35 */ |
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36 class gl::Compiler : public QObject, protected QOpenGLFunctions |
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37 { |
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38 Q_OBJECT |
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39 public: |
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40 Compiler(Renderer* renderer); |
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41 ~Compiler(); |
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42 void initialize(); |
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43 Point3D modelCenter(); |
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44 void prepareVBO (int vbonum); |
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45 GLuint vbo (int vbonum) const; |
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46 int vboSize (int vbonum) const; |
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47 static int vboNumber (VboClass surface, VboSubclass complement); |
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48 private: |
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49 struct ObjectVboData |
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50 { |
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51 QVector<GLfloat> data[gl::numVbos]; |
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52 }; |
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53 QMap<QPersistentModelIndex, ObjectVboData> m_objectInfo; |
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54 QSet<QPersistentModelIndex> m_staged; // Objects that need to be compiled |
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55 GLuint m_vbo[gl::numVbos]; |
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56 bool m_vboChanged[gl::numVbos] = {true}; |
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57 bool needBoundingBoxRebuild = true; |
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58 int m_vboSizes[gl::numVbos] = {0}; |
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59 }; |
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60 |
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61 #define CHECK_GL_ERROR() { checkGLError(__FILE__, __LINE__); } |
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62 void checkGLError (QString file, int line); |