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authorBertrand Augereau2007-12-09 19:33:30 +0000
committerBertrand Augereau2007-12-09 19:33:30 +0000
commit142d47ef9d4443c1da95ae5a6367f0fb34c301f5 (patch)
tree8e28b12c9376db1ae795ddd3238759e0f3115d66 /backends
parent805b05ec4cff39213156105132d4e0067128dea8 (diff)
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NDS : Improved scaler profiling
svn-id: r29803
Diffstat (limited to 'backends')
-rw-r--r--backends/platform/ds/arm9/source/dsmain.cpp9
1 files changed, 7 insertions, 2 deletions
diff --git a/backends/platform/ds/arm9/source/dsmain.cpp b/backends/platform/ds/arm9/source/dsmain.cpp
index 42d6451381..4d747604c6 100644
--- a/backends/platform/ds/arm9/source/dsmain.cpp
+++ b/backends/platform/ds/arm9/source/dsmain.cpp
@@ -817,12 +817,17 @@ void displayMode16BitFlipBuffer() {
BG_PALETTE );
#ifdef SCALER_PROFILE
+ // 10 pixels : 1ms
u16 t1 = TIMER1_DATA;
TIMER1_CR &= ~TIMER_ENABLE;
u32 dt = t1 - t0;
u32 dt_us = (dt * 10240) / 334;
- u32 dt_ms = dt_us / 1000;
- memset(base, 0xFF, dt_ms*2);
+ u32 dt_10ms = dt_us / 100;
+ int i;
+ for(i=0; i<dt_10ms; ++i)
+ base[i] = ((i/10)&1) ? 0xFFFF : 0x801F;
+ for(; i<256; ++i)
+ base[i] = 0x8000;
#endif
}
#ifdef HEAVY_LOGGING