src/gl/compiler.h

changeset 19
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child 21
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18:918b6c0f8b5b 19:ed9685f44ab3
1 /*
2 * LDForge: LDraw parts authoring CAD
3 * Copyright (C) 2013 - 2018 Teemu Piippo
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #pragma once
20 #include "main.h"
21 #include "gl/partrenderer.h"
22 #include "gl/common.h"
23 #include "types/boundingbox.h"
24 #include <QMap>
25 #include <QSet>
26
27 namespace gl
28 {
29 class Compiler;
30 class Renderer;
31 }
32
33 /*
34 * Compiles LDObjects into polygons for the GLRenderer to draw.
35 */
36 class gl::Compiler : public QObject, protected QOpenGLFunctions
37 {
38 Q_OBJECT
39 public:
40 Compiler(Renderer* renderer);
41 ~Compiler();
42 void initialize();
43 Point3D modelCenter();
44 void prepareVBO (int vbonum);
45 GLuint vbo (int vbonum) const;
46 int vboSize (int vbonum) const;
47 static int vboNumber (VboClass surface, VboSubclass complement);
48 private:
49 struct ObjectVboData
50 {
51 QVector<GLfloat> data[gl::numVbos];
52 };
53 QMap<QPersistentModelIndex, ObjectVboData> m_objectInfo;
54 QSet<QPersistentModelIndex> m_staged; // Objects that need to be compiled
55 GLuint m_vbo[gl::numVbos];
56 bool m_vboChanged[gl::numVbos] = {true};
57 bool needBoundingBoxRebuild = true;
58 int m_vboSizes[gl::numVbos] = {0};
59 };
60
61 #define CHECK_GL_ERROR() { checkGLError(__FILE__, __LINE__); }
62 void checkGLError (QString file, int line);

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