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engine: platform: sdl: proper cursors allocation and free

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This commit is contained in:
Alibek Omarov 2022-05-30 03:33:03 +03:00
parent efdf9e3599
commit d1de9e2802
3 changed files with 62 additions and 26 deletions
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6
engine/platform/sdl/events.h
View File

@ -33,5 +33,11 @@ void VID_SaveWindowSize( int width, int height );
// joystick events
extern SDL_Joystick *g_joy;
//
// in_sdl.c
//
void SDLash_InitCursors( void );
void SDLash_FreeCursors( void );
#endif // XASH_SDL
#endif // KEYWRAPPER_H

76
engine/platform/sdl/in_sdl.c
View File

@ -28,7 +28,11 @@ SDL_Joystick *g_joy = NULL;
#if !SDL_VERSION_ATLEAST( 2, 0, 0 )
#define SDL_WarpMouseInWindow( win, x, y ) SDL_WarpMouse( ( x ), ( y ) )
#else
static SDL_Cursor *g_pDefaultCursor[dc_last];
static struct
{
qboolean initialized;
SDL_Cursor *cursors[dc_last];
} cursors;
#endif
/*
@ -254,29 +258,50 @@ SDLash_InitCursors
========================
*/
static void SDLash_InitCursors( void )
void SDLash_InitCursors( void )
{
static qboolean initialized = false;
if( !initialized )
{
// load up all default cursors
if( cursors.initialized )
SDLash_FreeCursors();
// load up all default cursors
#if SDL_VERSION_ATLEAST( 2, 0, 0 )
g_pDefaultCursor[dc_none] = NULL;
g_pDefaultCursor[dc_arrow] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
g_pDefaultCursor[dc_ibeam] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM);
g_pDefaultCursor[dc_hourglass] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_WAIT);
g_pDefaultCursor[dc_crosshair] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_CROSSHAIR);
g_pDefaultCursor[dc_up] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
g_pDefaultCursor[dc_sizenwse] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENWSE);
g_pDefaultCursor[dc_sizenesw] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENESW);
g_pDefaultCursor[dc_sizewe] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEWE);
g_pDefaultCursor[dc_sizens] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENS);
g_pDefaultCursor[dc_sizeall] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEALL);
g_pDefaultCursor[dc_no] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_NO);
g_pDefaultCursor[dc_hand] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND);
cursors.cursors[dc_none] = NULL;
cursors.cursors[dc_arrow] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
cursors.cursors[dc_ibeam] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM);
cursors.cursors[dc_hourglass] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_WAIT);
cursors.cursors[dc_crosshair] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_CROSSHAIR);
cursors.cursors[dc_up] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
cursors.cursors[dc_sizenwse] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENWSE);
cursors.cursors[dc_sizenesw] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENESW);
cursors.cursors[dc_sizewe] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEWE);
cursors.cursors[dc_sizens] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENS);
cursors.cursors[dc_sizeall] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEALL);
cursors.cursors[dc_no] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_NO);
cursors.cursors[dc_hand] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND);
#endif
initialized = true;
cursors.initialized = true;
}
/*
========================
SDLash_FreeCursors
========================
*/
void SDLash_FreeCursors( void )
{
#if SDL_VERSION_ATLEAST( 2, 0, 0 )
int i = 0;
for( ; i < ARRAYSIZE( cursors.cursors ); i++ )
{
if( cursors.cursors[i] )
SDL_FreeCursor( cursors.cursors[i] );
cursors.cursors[i] = NULL;
}
cursors.initialized = false;
#endif // SDL_VERSION_ATLEAST( 2, 0, 0 )
}
/*
@ -289,10 +314,11 @@ void Platform_SetCursorType( VGUI_DefaultCursor type )
{
qboolean visible;
if (cls.key_dest != key_game || cl.paused)
if( !cursors.initialized )
return;
SDLash_InitCursors();
if( cls.key_dest != key_game || cl.paused )
return;
switch( type )
{
@ -309,13 +335,13 @@ void Platform_SetCursorType( VGUI_DefaultCursor type )
if( CVAR_TO_BOOL( touch_emulate ))
return;
if (visible && !host.mouse_visible)
if( visible && !host.mouse_visible )
{
SDL_SetCursor( g_pDefaultCursor[type] );
SDL_SetCursor( cursors.cursors[type] );
SDL_ShowCursor( true );
Key_EnableTextInput( true, false );
}
else if (!visible && host.mouse_visible)
else if( !visible && host.mouse_visible )
{
SDL_ShowCursor( false );
Key_EnableTextInput( false, false );

6
engine/platform/sdl/sys_sdl.c
View File

@ -67,11 +67,15 @@ void Platform_Init( void )
#ifdef XASH_WIN32
Wcon_CreateConsole(); // system console used by dedicated server or show fatal errors
#endif
SDLash_InitCursors();
}
void Platform_Shutdown( void )
{
SDLash_FreeCursors();
#ifdef XASH_WIN32
Wcon_DestroyConsole();
#endif
}
}