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| author | Bertrand Augereau | 2006-12-06 20:17:21 +0000 |
|---|---|---|
| committer | Bertrand Augereau | 2006-12-06 20:17:21 +0000 |
| commit | 8b68cfdb93a211d70e70a583457a0b7c7a8f047f (patch) | |
| tree | a849d3750096d6adc66e9f51eff3e21ce9ae59f4 /backends/platform/ds/arm9/source | |
| parent | efb38a5d60548792cfaffd83ccd4ba5766b8f13a (diff) | |
| download | scummvm-rg350-8b68cfdb93a211d70e70a583457a0b7c7a8f047f.tar.gz scummvm-rg350-8b68cfdb93a211d70e70a583457a0b7c7a8f047f.tar.bz2 scummvm-rg350-8b68cfdb93a211d70e70a583457a0b7c7a8f047f.zip | |
NDS : CPU scaler profiling (currently 50ms ouch)
svn-id: r24810
Diffstat (limited to 'backends/platform/ds/arm9/source')
| -rw-r--r-- | backends/platform/ds/arm9/source/dsmain.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/backends/platform/ds/arm9/source/dsmain.cpp b/backends/platform/ds/arm9/source/dsmain.cpp index 63c69fc727..a15534e770 100644 --- a/backends/platform/ds/arm9/source/dsmain.cpp +++ b/backends/platform/ds/arm9/source/dsmain.cpp @@ -715,6 +715,12 @@ void displayMode16BitFlipBuffer() { } else if (isCpuScalerEnabled()) { + //#define SCALER_PROFILE + + #ifdef SCALER_PROFILE + TIMER1_CR = TIMER_ENABLE | TIMER_DIV_1024; + u16 t0 = TIMER1_DATA; + #endif const u8* back = (const u8*)get8BitBackBuffer(); u16* base = BG_GFX + 0x10000; DS::Rescale_320x256xPAL8_To_256x256x1555( base, @@ -722,6 +728,13 @@ void displayMode16BitFlipBuffer() { BG_PALETTE, 256, 512); + + #ifdef SCALER_PROFILE + u16 t1 = TIMER1_DATA; + TIMER1_CR &= ~TIMER_ENABLE; + u32 dt = t1 - t0; + consolePrintf("%d us\n", (dt * 10240) / 334); + #endif } #ifdef HEAVY_LOGGING consolePrintf("done\n"); |