OpenTTD Source 20241224-master-gf74b0cf984
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The SDL video driver using default SDL backend. More...
#include <sdl2_default_v.h>
Public Member Functions | |
std::string_view | GetName () const override |
Get the name of this driver. | |
Public Member Functions inherited from VideoDriver_SDL_Base | |
VideoDriver_SDL_Base (bool uses_hardware_acceleration=false) | |
std::optional< std::string_view > | Start (const StringList ¶m) override |
Start this driver. | |
void | Stop () override |
Stop this driver. | |
void | MakeDirty (int left, int top, int width, int height) override |
Mark a particular area dirty. | |
void | MainLoop () override |
Perform the actual drawing. | |
bool | ChangeResolution (int w, int h) override |
Change the resolution of the window. | |
bool | ToggleFullscreen (bool fullscreen) override |
Change the full screen setting. | |
bool | AfterBlitterChange () override |
Callback invoked after the blitter was changed. | |
bool | ClaimMousePointer () override |
void | EditBoxGainedFocus () override |
This is called to indicate that an edit box has gained focus, text input mode should be enabled. | |
void | EditBoxLostFocus () override |
This is called to indicate that an edit box has lost focus, text input mode should be disabled. | |
std::vector< int > | GetListOfMonitorRefreshRates () override |
Get a list of refresh rates of each available monitor. | |
std::string_view | GetInfoString () const override |
Public Member Functions inherited from VideoDriver | |
VideoDriver (bool uses_hardware_acceleration=false) | |
virtual void | ToggleVsync (bool vsync) |
Change the vsync setting. | |
virtual bool | UseSystemCursor () |
Get whether the mouse cursor is drawn by the video driver. | |
virtual void | PopulateSystemSprites () |
Populate all sprites in cache. | |
virtual void | ClearSystemSprites () |
Clear all cached sprites. | |
virtual bool | HasGUI () const |
Whether the driver has a graphical user interface with the end user. | |
virtual bool | HasEfficient8Bpp () const |
Has this video driver an efficient code path for palette animated 8-bpp sprites? | |
virtual bool | HasAnimBuffer () |
Does this video driver support a separate animation buffer in addition to the colour buffer? | |
virtual uint8_t * | GetAnimBuffer () |
Get a pointer to the animation buffer of the video back-end. | |
virtual int | GetSuggestedUIScale () |
Get a suggested default GUI scale taking screen DPI into account. | |
void | QueueOnMainThread (std::function< void()> &&func) |
Queue a function to be called on the main thread with game state lock held and video buffer locked. | |
void | GameLoopPause () |
Pause the game-loop for a bit, releasing the game-state lock. | |
Protected Member Functions | |
bool | AllocateBackingStore (int w, int h, bool force=false) override |
(Re-)create the backing store. | |
void * | GetVideoPointer () override |
Get a pointer to the video buffer. | |
void | Paint () override |
Paint the window. | |
void | ReleaseVideoPointer () override |
Hand video buffer back to the painting backend. | |
Protected Member Functions inherited from VideoDriver_SDL_Base | |
Dimension | GetScreenSize () const override |
Get the resolution of the main screen. | |
void | InputLoop () override |
Handle input logic, is CTRL pressed, should we fast-forward, etc. | |
bool | LockVideoBuffer () override |
Make sure the video buffer is ready for drawing. | |
void | UnlockVideoBuffer () override |
Unlock a previously locked video buffer. | |
void | CheckPaletteAnim () override |
Process any pending palette animation. | |
bool | PollEvent () override |
Process a single system event. | |
void | ClientSizeChanged (int w, int h, bool force) |
Indicate to the driver the client-side might have changed. | |
virtual bool | CreateMainWindow (uint w, uint h, uint flags=0) |
Create the main window. | |
Protected Member Functions inherited from VideoDriver | |
virtual float | GetDPIScale () |
Get DPI scaling factor of the screen OTTD is displayed on. | |
void | UpdateAutoResolution () |
Apply resolution auto-detection and clamp to sensible defaults. | |
void | StartGameThread () |
Start the loop for game-tick. | |
void | StopGameThread () |
Stop the loop for the game-tick. | |
void | Tick () |
Give the video-driver a tick. | |
void | SleepTillNextTick () |
Sleep till the next tick is about to happen. | |
std::chrono::steady_clock::duration | GetGameInterval () |
std::chrono::steady_clock::duration | GetDrawInterval () |
void | DrainCommandQueue () |
Execute all queued commands. | |
Private Member Functions | |
void | UpdatePalette () |
void | MakePalette () |
Additional Inherited Members | |
Public Types inherited from Driver | |
enum | Type { DT_BEGIN = 0 , DT_MUSIC = 0 , DT_SOUND , DT_VIDEO , DT_END } |
The type of driver. More... | |
Static Public Member Functions inherited from VideoDriver | |
static VideoDriver * | GetInstance () |
Get the currently active instance of the video driver. | |
static std::string | GetCaption () |
Get the caption to use for the game's title bar. | |
Static Protected Member Functions inherited from VideoDriver | |
static void | GameThreadThunk (VideoDriver *drv) |
Protected Attributes inherited from VideoDriver_SDL_Base | |
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. | |
Protected Attributes inherited from VideoDriver | |
const uint | ALLOWED_DRIFT = 5 |
How many times videodriver can miss deadlines without it being overly compensated. | |
std::chrono::steady_clock::time_point | next_game_tick |
std::chrono::steady_clock::time_point | next_draw_tick |
bool | fast_forward_key_pressed |
The fast-forward key is being pressed. | |
bool | fast_forward_via_key |
The fast-forward was enabled by key press. | |
bool | is_game_threaded |
std::thread | game_thread |
std::mutex | game_state_mutex |
std::mutex | game_thread_wait_mutex |
bool | uses_hardware_acceleration |
The SDL video driver using default SDL backend.
Definition at line 16 of file sdl2_default_v.h.
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overrideprotectedvirtual |
(Re-)create the backing store.
Implements VideoDriver_SDL_Base.
Definition at line 132 of file sdl2_default_v.cpp.
References VideoDriver_SDL_Base::dirty_rect, BlitterFactory::GetCurrentBlitter(), Blitter::GetScreenDepth(), GetVideoPointer(), and VideoDriver_SDL_Base::sdl_window.
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inlineoverridevirtual |
Get the name of this driver.
Implements Driver.
Definition at line 18 of file sdl2_default_v.h.
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overrideprotectedvirtual |
Get a pointer to the video buffer.
Implements VideoDriver_SDL_Base.
Definition at line 173 of file sdl2_default_v.cpp.
Referenced by AllocateBackingStore().
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private |
Definition at line 59 of file sdl2_default_v.cpp.
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overrideprotectedvirtual |
Paint the window.
Reimplemented from VideoDriver.
Definition at line 94 of file sdl2_default_v.cpp.
References Palette::count_dirty, VideoDriver_SDL_Base::dirty_rect, BlitterFactory::GetCurrentBlitter(), IsEmptyRect(), VideoDriver_SDL_Base::local_palette, Blitter::PALETTE_ANIMATION_BLITTER, Blitter::PALETTE_ANIMATION_NONE, Blitter::PALETTE_ANIMATION_VIDEO_BACKEND, Blitter::PaletteAnimate(), PFE_VIDEO, VideoDriver_SDL_Base::sdl_window, and Blitter::UsePaletteAnimation().
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inlineoverrideprotectedvirtual |
Hand video buffer back to the painting backend.
Implements VideoDriver_SDL_Base.
Definition at line 25 of file sdl2_default_v.h.
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private |
Definition at line 44 of file sdl2_default_v.cpp.