1 /* ResidualVM - A 3D game interpreter
2  *
3  * ResidualVM is the legal property of its developers, whose names
4  * are too numerous to list here. Please refer to the AUTHORS
5  * file distributed with this source distribution.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #ifndef STARK_GFX_OPENGL_S_RENDERED_H
24 #define STARK_GFX_OPENGL_S_RENDERED_H
25 
26 #include "common/hashmap.h"
27 
28 #include "engines/stark/hash-ptr.h"
29 #include "engines/stark/model/model.h"
30 #include "engines/stark/visual/prop.h"
31 
32 namespace OpenGL {
33 	class Shader;
34 }
35 
36 namespace Stark {
37 
38 namespace Gfx {
39 
40 class Driver;
41 
42 class OpenGLSPropRenderer : public VisualProp {
43 public:
44 	OpenGLSPropRenderer(Driver *gfx);
45 	virtual ~OpenGLSPropRenderer();
46 
47 	void render(const Math::Vector3d position, float direction) override;
48 
49 protected:
50 	typedef Common::HashMap<const Face *, uint32> FaceBufferMap;
51 
52 	Driver *_gfx;
53 	OpenGL::Shader *_shader;
54 
55 	int32 _faceVBO;
56 	FaceBufferMap _faceEBO;
57 
58 	void clearVertices();
59 	void uploadVertices();
60 	uint32 createFaceVBO();
61 	uint32 createFaceEBO(const Face *face);
62 };
63 
64 } // End of namespace Gfx
65 } // End of namespace Stark
66 
67 #endif // STARK_GFX_OPENGL_S_RENDERED_H
68