diff options
Diffstat (limited to 'backends/platform/sdl/sdl.cpp')
| -rw-r--r-- | backends/platform/sdl/sdl.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/backends/platform/sdl/sdl.cpp b/backends/platform/sdl/sdl.cpp index 8972234f9e..7b3cf4eaa1 100644 --- a/backends/platform/sdl/sdl.cpp +++ b/backends/platform/sdl/sdl.cpp @@ -85,6 +85,31 @@ static Uint32 timer_handler(Uint32 interval, void *param) { return interval; } +AspectRatio::AspectRatio(int w, int h) { + // TODO : Validation and so on... + // Currently, we just ensure the program don't instantiate non-supported aspect ratios + _kw = w; + _kh = h; +} + +static const size_t AR_COUNT = 4; +static const char* desiredAspectRatioAsStrings[AR_COUNT] = { "auto", "4/3", "16/9", "16/10" }; +static const AspectRatio desiredAspectRatios[AR_COUNT] = { AspectRatio(0, 0), AspectRatio(4,3), AspectRatio(16,9), AspectRatio(16,10) }; +static AspectRatio getDesiredAspectRatio() { + //TODO : We could parse an arbitrary string, if we code enough proper validation + Common::String desiredAspectRatio = ConfMan.get("desired_screen_aspect_ratio"); + + for (size_t i = 0; i < AR_COUNT; i++) { + assert(desiredAspectRatioAsStrings[i] != NULL); + + if (!scumm_stricmp(desiredAspectRatio.c_str(), desiredAspectRatioAsStrings[i])) { + return desiredAspectRatios[i]; + } + } + // TODO : Report a warning + return AspectRatio(0, 0); +} + void OSystem_SDL::initBackend() { assert(!_inited); @@ -124,6 +149,7 @@ void OSystem_SDL::initBackend() { _videoMode.mode = GFX_DOUBLESIZE; _videoMode.scaleFactor = 2; _videoMode.aspectRatioCorrection = ConfMan.getBool("aspect_ratio"); + _videoMode.desiredAspectRatio = getDesiredAspectRatio(); _scalerProc = Normal2x; #else // for small screen platforms _videoMode.mode = GFX_NORMAL; |