scummvm/engines/freescape/gfx_opengl_texture.h

59 lines
1.7 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef FREESCAPE_GFX_OPENGL_TEXTURE_H
#define FREESCAPE_GFX_OPENGL_TEXTURE_H
#include "graphics/opengl/system_headers.h"
#include "graphics/surface.h"
#include "freescape/gfx.h"
namespace Freescape {
class OpenGLTexture : public Texture {
public:
OpenGLTexture(const Graphics::Surface *surface);
OpenGLTexture();
virtual ~OpenGLTexture();
const static Graphics::PixelFormat getRGBAPixelFormat();
void update(const Graphics::Surface *surface) override;
void updatePartial(const Graphics::Surface *surface, const Common::Rect &rect) override;
void copyFromFramebuffer(const Common::Rect &screen);
GLuint _id;
GLuint _internalFormat;
GLuint _sourceFormat;
uint32 _internalWidth;
uint32 _internalHeight;
bool _upsideDown;
private:
void updateTexture(const Graphics::Surface *surface, const Common::Rect &rect);
};
} // End of namespace Freescape
#endif // FREESCAPE_GFX_OPENGL_TEXTURE_H