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/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* 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
* 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 OPENGLGRAPHICS_H
#define OPENGLGRAPHICS_H
#include "graphics.h"
#ifdef USE_OPENGL
#define NO_SDL_GLEXT
#include <SDL_opengl.h>
class OpenGLGraphics : public Graphics
{
public:
OpenGLGraphics();
~OpenGLGraphics();
/**
* Sets whether vertical refresh syncing is enabled. Takes effect after
* the next call to setVideoMode(). Only implemented on MacOS for now.
*/
void setSync(bool sync);
bool getSync() const { return mSync; }
bool setVideoMode(int w, int h, int bpp, bool fs, bool hwaccel);
bool drawImage(Image *image,
int srcX, int srcY,
int dstX, int dstY,
int width, int height,
bool useColor);
/**
* Draws a rescaled version of the image
*/
bool drawRescaledImage(Image *image, int srcX, int srcY,
int dstX, int dstY,
int width, int height,
int desiredWidth, int desiredHeight,
bool useColor);
void drawImagePattern(Image *image,
int x, int y,
int w, int h);
/**
* Draw a pattern based on a rescaled version of the given image...
*/
void drawRescaledImagePattern(Image *image,
int x, int y, int w, int h,
int scaledWidth, int scaledHeight);
void updateScreen();
void _beginDraw();
void _endDraw();
bool pushClipArea(gcn::Rectangle area);
void popClipArea();
void setColor(const gcn::Color &color);
void drawPoint(int x, int y);
void drawLine(int x1, int y1, int x2, int y2);
void drawRectangle(const gcn::Rectangle &rect, bool filled);
void drawRectangle(const gcn::Rectangle &rect);
void fillRectangle(const gcn::Rectangle &rect);
/**
* Takes a screenshot and returns it as SDL surface.
*/
SDL_Surface *getScreenshot();
static void bindTexture(GLenum target, GLuint texture);
static GLuint mLastImage;
protected:
void setTexturingAndBlending(bool enable);
private:
void drawQuadArrayfi(int size);
void drawQuadArrayii(int size);
GLfloat *mFloatTexArray;
GLint *mIntTexArray;
GLint *mIntVertArray;
bool mAlpha, mTexture;
bool mColorAlpha;
bool mSync;
};
#endif //USE_OPENGL
#endif
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