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Location: cpp/openttd-patchpack/source/src/video/sdl2_v.h - annotation
r26911:c2c571bbaef9
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text/x-c
Codechange: split large function into smaller steps and simplify logic
r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r24914:bf493787c2f9 r24914:bf493787c2f9 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r24918:e55bb9103b0b r23833:61ad963f9e87 r26728:d50c0d7b11c7 r24914:bf493787c2f9 r24218:c32caa9f014d r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 r23916:5686b9962962 r23916:5686b9962962 r23916:5686b9962962 r23916:5686b9962962 r25019:7bd7e70574c6 r25019:7bd7e70574c6 r26238:1e3d0e5795b7 r26238:1e3d0e5795b7 r24665:20a8caea4459 r24914:bf493787c2f9 r25724:cf37407a0fa2 r24915:5a3c224c2b5a r24916:2d0cdad1b8b0 r26238:1e3d0e5795b7 r24914:bf493787c2f9 r24665:20a8caea4459 r24849:01243a72f255 r24850:df6b081a960b r24850:df6b081a960b r24863:8e8149a87eef r24939:f00f6879a003 r24665:20a8caea4459 r24915:5a3c224c2b5a r24915:5a3c224c2b5a r24915:5a3c224c2b5a r24914:bf493787c2f9 r24918:e55bb9103b0b r24915:5a3c224c2b5a r24918:e55bb9103b0b r24915:5a3c224c2b5a r24918:e55bb9103b0b r24915:5a3c224c2b5a r24915:5a3c224c2b5a r24914:bf493787c2f9 r23833:61ad963f9e87 r24438:b17f2f305eee r24438:b17f2f305eee r23833:61ad963f9e87 r24914:bf493787c2f9 r23916:5686b9962962 r24439:3207de2680bf r24439:3207de2680bf r24918:e55bb9103b0b r24439:3207de2680bf r24439:3207de2680bf r23916:5686b9962962 r23916:5686b9962962 r23916:5686b9962962 r23916:5686b9962962 r24438:b17f2f305eee r24666:516313d51875 r23833:61ad963f9e87 r23833:61ad963f9e87 r23833:61ad963f9e87 | /*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file sdl2_v.h Base of the SDL2 video driver. */
#ifndef VIDEO_SDL_H
#define VIDEO_SDL_H
#include <condition_variable>
#include "video_driver.hpp"
/** The SDL video driver. */
class VideoDriver_SDL_Base : public VideoDriver {
public:
VideoDriver_SDL_Base() : sdl_window(nullptr), buffer_locked(false) {}
const char *Start(const StringList ¶m) override;
void Stop() override;
void MakeDirty(int left, int top, int width, int height) override;
void MainLoop() override;
bool ChangeResolution(int w, int h) override;
bool ToggleFullscreen(bool fullscreen) override;
bool AfterBlitterChange() override;
bool ClaimMousePointer() override;
void EditBoxGainedFocus() override;
void EditBoxLostFocus() override;
std::vector<int> GetListOfMonitorRefreshRates() override;
const char *GetInfoString() const override { return this->driver_info.c_str(); }
protected:
struct SDL_Window *sdl_window; ///< Main SDL window.
Palette local_palette; ///< Current palette to use for drawing.
bool buffer_locked; ///< Video buffer was locked by the main thread.
Rect dirty_rect; ///< Rectangle encompassing the dirty area of the video buffer.
std::string driver_info; ///< Information string about selected driver.
Dimension GetScreenSize() const override;
void InputLoop() override;
bool LockVideoBuffer() override;
void UnlockVideoBuffer() override;
void CheckPaletteAnim() override;
bool PollEvent() override;
/** Indicate to the driver the client-side might have changed. */
void ClientSizeChanged(int w, int h, bool force);
/** (Re-)create the backing store. */
virtual bool AllocateBackingStore(int w, int h, bool force = false) = 0;
/** Get a pointer to the video buffer. */
virtual void *GetVideoPointer() = 0;
/** Hand video buffer back to the painting backend. */
virtual void ReleaseVideoPointer() = 0;
/** Create the main window. */
virtual bool CreateMainWindow(uint w, uint h, uint flags = 0);
private:
void LoopOnce();
void MainLoopCleanup();
bool CreateMainSurface(uint w, uint h, bool resize);
const char *Initialize();
#ifdef __EMSCRIPTEN__
/* Convert a constant pointer back to a non-constant pointer to a member function. */
static void EmscriptenLoop(void *self) { ((VideoDriver_SDL_Base *)self)->LoopOnce(); }
#endif
/**
* This is true to indicate that keyboard input is in text input mode, and SDL_TEXTINPUT events are enabled.
*/
bool edit_box_focused;
int startup_display;
};
#endif /* VIDEO_SDL_H */
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