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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 MOBILEOPENGLGRAPHICS_H
+#define MOBILEOPENGLGRAPHICS_H
+
+#include "main.h"
+#ifdef USE_OPENGL
+
+#include "localconsts.h"
+#include "render/graphics.h"
+
+#include "resources/fboinfo.h"
+
+#ifdef ANDROID
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <GLES2/gl2.h>
+#else
+#ifndef USE_SDL2
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+#include <SDL_opengl.h>
+#include <GL/glext.h>
+#endif
+
+#include <set>
+
+class NormalOpenGLGraphicsVertexes;
+
+class MobileOpenGLGraphics final : public Graphics
+{
+ public:
+ MobileOpenGLGraphics();
+
+ A_DELETE_COPY(MobileOpenGLGraphics)
+
+ ~MobileOpenGLGraphics();
+
+ 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 drawTile(const ImageCollection *const vertCol);
+
+ void calcTile(ImageCollection *const vertCol,
+ const Image *const image, int x, int y) 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);
+
+ 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 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);
+
+ void setTargetPlane(int width, int height);
+
+ inline void drawTriangleArrayfs(const GLshort *const shortVertArray,
+ const GLfloat *const floatTexArray,
+ const int size);
+
+ inline void drawTriangleArrayfs(const int size);
+
+ inline void drawLineArrays(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();
+
+ 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 debugBindTexture(const Image *image);
+
+ private:
+ void inline setColorAlpha(float alpha);
+
+ void inline restoreColor();
+
+ GLfloat *mFloatTexArray;
+ GLint *mIntTexArray;
+ GLint *mIntVertArray;
+ GLshort *mShortVertArray;
+ bool mTexture;
+
+ bool mIsByteColor;
+ gcn::Color mByteColor;
+ float mFloatColor;
+ int mMaxVertices;
+ bool mColorAlpha;
+#ifdef DEBUG_BIND_TEXTURE
+ std::string mOldTexture;
+ unsigned mOldTextureId;
+#endif
+ FBOInfo mFbo;
+};
+#endif
+
+#endif // MOBILEOPENGLGRAPHICS_H