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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) 2011-2013 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 NORMALOPENGLGRAPHICS_H
#define NORMALOPENGLGRAPHICS_H
#include "main.h"
#if defined USE_OPENGL && !defined ANDROID
#include "localconsts.h"
#include "graphics.h"
#include "resources/fboinfo.h"
#ifdef ANDROID
#include <GLES/gl.h>
#include <GLES/glext.h>
#include <GLES2/gl2.h>
#else
#define GL_GLEXT_PROTOTYPES 1
#include <SDL_opengl.h>
#include <GL/glext.h>
#endif
#include <set>
class NormalOpenGLGraphicsVertexes;
class NormalOpenGLGraphics final : public Graphics
{
public:
NormalOpenGLGraphics();
A_DELETE_COPY(NormalOpenGLGraphics)
~NormalOpenGLGraphics();
bool setVideoMode(const int w, const int h, const int bpp,
const bool fs, const bool hwaccel,
const bool resize, const bool noFrame) override;
/**
* Draws a resclaled version of the image
*/
bool drawRescaledImage(const Image *const image, int srcX, int srcY,
int dstX, int dstY,
const int width, const int height,
const int desiredWidth, const int desiredHeight,
const bool useColor) override;
/**
* Used to get the smooth rescale option over the standard function.
*/
bool drawRescaledImage(const Image *const image, int srcX, int srcY,
int dstX, int dstY,
const int width, const int height,
const int desiredWidth, const int desiredHeight,
const bool useColor, bool smooth);
void drawImagePattern(const Image *const image,
const int x, const int y,
const int w, const int h) override;
/**
* Draw a pattern based on a rescaled version of the given image...
*/
void drawRescaledImagePattern(const Image *const image,
const int x, const int y,
const int w, const int h,
const int scaledWidth,
const int scaledHeight) override;
void calcImagePattern(ImageVertexes* const vert,
const Image *const image,
const int x, const int y,
const int w, const int h) const override;
void calcImagePattern(ImageCollection* const vert,
const Image *const image,
const int x, const int y,
const int w, const int h) const override;
void calcTile(ImageVertexes *const vert, const Image *const image,
int x, int y) const override;
void calcTile(ImageCollection *const vertCol,
const Image *const image, int x, int y) override;
void drawTile(const ImageCollection *const vertCol) override;
void drawTile(const ImageVertexes *const vert) override;
bool calcWindow(ImageCollection *const vertCol,
const int x, const int y,
const int w, const int h,
const ImageRect &imgRect) override;
void updateScreen() override;
void _beginDraw();
void _endDraw();
bool pushClipArea(gcn::Rectangle area);
void popClipArea();
void setColor(const gcn::Color &color)
{
mColor = color;
mColor2 = color;
mColorAlpha = (color.a != 255);
}
void drawPoint(int x, int y);
void drawLine(int x1, int y1, int x2, int y2);
void drawRectangle(const gcn::Rectangle &rect, const bool filled);
void drawRectangle(const gcn::Rectangle &rect);
void fillRectangle(const gcn::Rectangle &rect);
void setTargetPlane(int width, int height);
inline void drawQuadArrayfi(const int size);
inline void drawQuadArrayfi(const GLint *const intVertArray,
const GLfloat *const floatTexArray,
const int size);
inline void drawQuadArrayii(const int size);
inline void drawQuadArrayii(const GLint *const intVertArray,
const GLint *const intTexArray,
const int size);
inline void drawLineArrayi(const int size);
inline void drawLineArrayf(const int size);
inline void drawVertexes(const NormalOpenGLGraphicsVertexes &ogl);
void initArrays() override;
static void dumpSettings();
/**
* Takes a screenshot and returns it as SDL surface.
*/
SDL_Surface *getScreenshot() override A_WARN_UNUSED;
void prepareScreenshot() override;
bool drawNet(const int x1, const int y1, const int x2, const int y2,
const int width, const int height) override;
int getMemoryUsage() A_WARN_UNUSED;
void updateTextureFormat();
#ifdef DEBUG_DRAW_CALLS
virtual unsigned int getDrawCalls() const
{ return mLastDrawCalls; }
static unsigned int mDrawCalls;
static unsigned int mLastDrawCalls;
#endif
static void bindTexture(const GLenum target, const GLuint texture);
static GLuint mLastImage;
protected:
bool drawImage2(const Image *const image,
int srcX, int srcY,
int dstX, int dstY,
const int width, const int height,
const bool useColor) override;
void setTexturingAndBlending(const bool enable);
void updateMemoryInfo();
void debugBindTexture(const Image *const image);
private:
void inline setColorAlpha(float alpha);
void inline restoreColor();
GLfloat *mFloatTexArray;
GLint *mIntTexArray;
GLint *mIntVertArray;
bool mAlpha;
bool mTexture;
bool mIsByteColor;
gcn::Color mByteColor;
float mFloatColor;
int mMaxVertices;
bool mColorAlpha;
FBOInfo mFbo;
#ifdef DEBUG_BIND_TEXTURE
std::string mOldTexture;
unsigned mOldTextureId;
#endif
};
#endif
//extern unsigned int vertexBufSize;
#endif
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