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/* ResidualVM - A 3D game interpreter
*
* ResidualVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the AUTHORS
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef STARK_GFX_OPENGLS_H
#define STARK_GFX_OPENGLS_H
#include "common/system.h"
#if defined(USE_GLES2) || defined(USE_OPENGL_SHADERS)
#include "engines/stark/gfx/driver.h"
namespace OpenGL {
class Shader;
}
namespace Stark {
namespace Gfx {
class OpenGLSDriver : public Driver {
public:
OpenGLSDriver();
~OpenGLSDriver();
void init() override;
void setScreenViewport(bool noScaling) override;
void setViewport(Common::Rect rect, bool noScaling) override;
void clearScreen() override;
void flipBuffer() override;
Texture *createTexture(const Graphics::Surface *surface = nullptr, const byte *palette = nullptr) override;
VisualActor *createActorRenderer() override;
VisualProp *createPropRenderer() override;
SurfaceRenderer *createSurfaceRenderer() override;
FadeRenderer *createFadeRenderer() override;
OpenGL::Shader *createActorShaderInstance();
OpenGL::Shader *createSurfaceShaderInstance();
OpenGL::Shader *createFadeShaderInstance();
void start2DMode();
void end2DMode();
void set3DMode();
Common::Rect getViewport() const;
Common::Rect getUnscaledViewport() const;
Graphics::Surface *getViewportScreenshot() const override;
private:
Common::Rect _viewport;
Common::Rect _unscaledViewport;
OpenGL::Shader *_surfaceShader;
OpenGL::Shader *_actorShader;
OpenGL::Shader *_fadeShader;
uint32 _surfaceVBO;
uint32 _fadeVBO;
};
} // End of namespace Gfx
} // End of namespace Stark
#endif // defined(USE_GLES2) || defined(USE_OPENGL_SHADERS)
#endif // STARK_GFX_OPENGLS_H
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