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SDL: Set a black palette by default.

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This fixes white flashing screens when using SDL 1.3.
SDL 1.3 palettes are all white by default, whereas
SDL 1.2 palettes are all black ...
This commit is contained in:
Bastien Bouclet 2011-06-26 10:35:40 +02:00
parent 09501be85b
commit a360a64dd7
1 changed files with 9 additions and 0 deletions
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9
backends/graphics/surfacesdl/surfacesdl-graphics.cpp
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@ -157,6 +157,12 @@ SurfaceSdlGraphicsManager::SurfaceSdlGraphicsManager(SdlEventSource *sdlEventSou
_currentPalette = (SDL_Color *)calloc(sizeof(SDL_Color), 256);
_cursorPalette = (SDL_Color *)calloc(sizeof(SDL_Color), 256);
// Init palette with black :
// SDL 1.2 palettes default to all black,
// SDL 1.3 palettes default to all white,
// thus we have to set our own default.
memset(_currentPalette, 0, sizeof(SDL_Color) * 256);
_mouseBackup.x = _mouseBackup.y = _mouseBackup.w = _mouseBackup.h = 0;
memset(&_mouseCurState, 0, sizeof(_mouseCurState));
@ -752,6 +758,9 @@ bool SurfaceSdlGraphicsManager::loadGFXMode() {
error("allocating _screen failed");
#endif
// Set a default palette. SDL_SetColors does nothing for non indexed surfaces.
SDL_SetColors(_screen, _currentPalette, 0, 256);
//
// Create the surface that contains the scaled graphics in 16 bit mode
//