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openglsprop.h

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00001 /* ResidualVM - A 3D game interpreter
00002  *
00003  * ResidualVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the AUTHORS
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef STARK_GFX_OPENGL_S_RENDERED_H
00024 #define STARK_GFX_OPENGL_S_RENDERED_H
00025 
00026 #include "engines/stark/model/model.h"
00027 #include "engines/stark/visual/prop.h"
00028 
00029 #include "common/hashmap.h"
00030 #include "common/hash-ptr.h"
00031 
00032 #include "graphics/opengl/system_headers.h"
00033 
00034 namespace OpenGL {
00035     class Shader;
00036 }
00037 
00038 namespace Stark {
00039 
00040 namespace Gfx {
00041 
00042 class Driver;
00043 
00044 class OpenGLSPropRenderer : public VisualProp {
00045 public:
00046     explicit OpenGLSPropRenderer(Driver *gfx);
00047     ~OpenGLSPropRenderer() override;
00048 
00049     void render(const Math::Vector3d &position, float direction, const LightEntryArray &lights) override;
00050 
00051 protected:
00052     typedef Common::HashMap<const Face *, GLuint> FaceBufferMap;
00053 
00054     Driver *_gfx;
00055     OpenGL::Shader *_shader;
00056 
00057     bool _modelIsDirty;
00058     GLuint _faceVBO;
00059     FaceBufferMap _faceEBO;
00060 
00061     void clearVertices();
00062     void uploadVertices();
00063     GLuint createFaceVBO();
00064     GLuint createFaceEBO(const Face *face);
00065 
00066     void setLightArrayUniform(const LightEntryArray &lights);
00067 
00068 };
00069 
00070 } // End of namespace Gfx
00071 } // End of namespace Stark
00072 
00073 #endif // STARK_GFX_OPENGL_S_RENDERED_H


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