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| author | Chris Apers | 2004-02-05 14:02:24 +0000 |
|---|---|---|
| committer | Chris Apers | 2004-02-05 14:02:24 +0000 |
| commit | 6830942213e4ad02ab895f34d1f547341c3aa81c (patch) | |
| tree | 0ceb33ac50d0152c45df4fcd9e90177052c97cdb /backends/PalmOS/Src/arm/wide_landscape.cpp | |
| parent | ef1b06d8b36997e8572557d112cbd452c1136b96 (diff) | |
| download | scummvm-rg350-6830942213e4ad02ab895f34d1f547341c3aa81c.tar.gz scummvm-rg350-6830942213e4ad02ab895f34d1f547341c3aa81c.tar.bz2 scummvm-rg350-6830942213e4ad02ab895f34d1f547341c3aa81c.zip | |
Prepare ARM support
svn-id: r12736
Diffstat (limited to 'backends/PalmOS/Src/arm/wide_landscape.cpp')
| -rw-r--r-- | backends/PalmOS/Src/arm/wide_landscape.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/backends/PalmOS/Src/arm/wide_landscape.cpp b/backends/PalmOS/Src/arm/wide_landscape.cpp new file mode 100644 index 0000000000..8590c8cd0e --- /dev/null +++ b/backends/PalmOS/Src/arm/wide_landscape.cpp @@ -0,0 +1,30 @@ +#include "PACEInterfaceLib.h" +#include "ArmNative.h" +#include "endianutils.h" +#include "../shared.h" + +unsigned long OSystem_PALMOS_update_screen__wide_landscape(void *userData68KP) { + DataOSysWidePtr dataP = (DataOSysWideType *)userData68KP; + + Coord x, y; + UInt8 *dst = (UInt8 *)ReadUnaligned32(&(dataP->dst)); + UInt8 *src = (UInt8 *)ReadUnaligned32(&(dataP->src)); + + for (y = 0; y < WIDE_HALF_HEIGHT; y++) { + for (x = 0; x < WIDE_HALF_WIDTH; x++) { + *dst++ = *src++; + *dst++ = *src; + *dst++ = *src++; + } + for (x = 0; x < WIDE_HALF_WIDTH; x++) { + *dst++ = *src++; + *dst++ = *src; + *dst++ = *src++; + } + + MemMove(dst, dst - 480, 480); + dst += 480; + } + + return 0; +} |