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Diffstat (limited to 'src/render/safeopenglgraphics.h')
| -rw-r--r-- | src/render/safeopenglgraphics.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/render/safeopenglgraphics.h b/src/render/safeopenglgraphics.h new file mode 100644 index 000000000..2c31bb696 --- /dev/null +++ b/src/render/safeopenglgraphics.h @@ -0,0 +1,183 @@ +/* + * 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 SAFEOPENGLGRAPHICS_H +#define SAFEOPENGLGRAPHICS_H + +#include "main.h" +#if defined USE_OPENGL && !defined ANDROID + +#include "render/graphics.h" + +#include "resources/fboinfo.h" + +#ifdef ANDROID +#include <GLES/gl.h> +#include <GLES/glext.h> +#else +#ifndef USE_SDL2 +#define GL_GLEXT_PROTOTYPES 1 +#endif +#include <SDL_opengl.h> +#include <GL/glext.h> +#endif + +class SafeOpenGLGraphics final : public Graphics +{ + public: + SafeOpenGLGraphics(); + + A_DELETE_COPY(SafeOpenGLGraphics) + + ~SafeOpenGLGraphics(); + + 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 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 calcImagePattern(ImageVertexes *const vert, + const Image *const image, + const int x, const int y, + const int w, const int h) const; + + void calcImagePattern(ImageCollection *const vert, + const Image *const image, + const int x, const int y, + const int w, const int h) const; + + void drawTile(const ImageVertexes *const vert) override; + + void drawTile(const ImageCollection *const vertCol) override; + + void updateScreen() override; + + bool calcWindow(ImageCollection *const vertCol, + const int x, const int y, + const int w, const int h, + const ImageRect &imgRect); + + 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 setColorAll(const gcn::Color &color, const gcn::Color &color2) + { + mColor = color; + mColor2 = color2; + 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) override; + + void setTargetPlane(int width, int height); + + /** + * Takes a screenshot and returns it as SDL surface. + */ + SDL_Surface *getScreenshot() override A_WARN_UNUSED; + + void prepareScreenshot() override; + + 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); + + void setTexturingAndBlending(const bool enable); + + private: + void inline setColorAlpha(float alpha); + + void inline restoreColor(); + + bool mTexture; + bool mIsByteColor; + gcn::Color mByteColor; + float mFloatColor; + bool mColorAlpha; + FBOInfo mFbo; +}; +#endif + +#endif // SAFEOPENGLGRAPHICS_H |