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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2012 The ManaPlus Developers
*
* This file is part of The ManaPlus 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 OPENGL1GRAPHICS_H
#define OPENGL1GRAPHICS_H
#ifdef USE_OPENGL
#include "main.h"
#include "graphics.h"
#include "resources/fboinfo.h"
//#define NO_SDL_GLEXT
#define GL_GLEXT_PROTOTYPES 1
#include <SDL_opengl.h>
#include <GL/glext.h>
class SafeOpenGLGraphics : public Graphics
{
public:
SafeOpenGLGraphics();
~SafeOpenGLGraphics();
bool setVideoMode(int w, int h, int bpp, bool fs,
bool hwaccel, bool resize, bool noFrame);
/**
* Draws a resclaled 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);
/**
* Used to get the smooth rescale option over the standard function.
*/
bool drawRescaledImage(Image *image, int srcX, int srcY,
int dstX, int dstY,
int width, int height,
int desiredWidth, int desiredHeight,
bool useColor, bool smooth);
void drawImagePattern(const 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);
bool calcImageRect(GraphicsVertexes* vert,
int x, int y, int w, int h,
Image *topLeft, Image *topRight,
Image *bottomLeft, Image *bottomRight,
Image *top, Image *right,
Image *bottom, Image *left,
Image *center);
void drawImageRect2(GraphicsVertexes* vert, const ImageRect &imgRect);
void calcTile(ImageVertexes *vert, int x, int y);
void drawTile(ImageVertexes *vert);
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);
void setTargetPlane(int width, int height);
/**
* Takes a screenshot and returns it as SDL surface.
*/
SDL_Surface *getScreenshot();
void prepareScreenshot();
static void bindTexture(GLenum target, GLuint texture);
static GLuint mLastImage;
protected:
bool drawImage2(const Image *image,
int srcX, int srcY,
int dstX, int dstY,
int width, int height,
bool useColor);
void setTexturingAndBlending(bool enable);
private:
bool mAlpha, mTexture;
bool mColorAlpha;
FBOInfo mFbo;
};
#endif
#endif
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