Changeset 149 for trunk/src/time.cc

Timestamp:

07/07/13 17:34:37 (12 years ago)

Author:

epyon

Message:

• time - choice of uint32/uint64 depending on requested precision in both functions and template util classes
• md3_loader - severe performance improvements
• md3_loader - tag transform array loading

File:

• trunk/src/time.cc (modified) (4 diffs)

trunk/src/time.cc

@@ -67 +67 @@
 }
 
-nv::uint32 nv::get_cpu_us()
+nv::uint64 nv::get_cpu_us()
 {
-        return (uint32)( (f32)( clock() - zero_timer.clock_zero ) / ( (f32)CLOCKS_PER_SEC / 1000000.0 ) ) ;
+        return (uint64)( (f32)( clock() - zero_timer.clock_zero ) / ( (f32)CLOCKS_PER_SEC / 1000000.0 ) ) ;
 }
 
@@ -78 +78 @@
         QueryPerformanceCounter(&now);
         LONGLONG result = now.QuadPart - zero_timer.query_zero.QuadPart;
-        return (uint32) (1000.0 * result / zero_timer.frequency.QuadPart);
+        return (uint32) (1000.0 * result / (double) zero_timer.frequency.QuadPart);
 #else
         struct timeval now;
@@ -86 +86 @@
 }
 
-nv::uint32 nv::get_system_us()
+nv::uint64 nv::get_system_us()
 {
 #if NV_COMPILER == NV_MSVC
@@ -92 +92 @@
         QueryPerformanceCounter(&now);
         LONGLONG result = now.QuadPart - zero_timer.query_zero.QuadPart;
-        return (uint32) (1000000.0 * result / zero_timer.frequency.QuadPart);
+        return (uint64) (1000000.0 * result / (double) zero_timer.frequency.QuadPart);
 #else
         struct timeval now;