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cover additional time handling convenience shortcuts

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This commit is contained in:
Fischlurch 2011-01-09 05:51:26 +01:00
parent af9c799fc8
commit edc2598f27
2 changed files with 33 additions and 0 deletions
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9
src/lib/time/timevalue.hpp
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@ -337,6 +337,8 @@ namespace time {
// standard copy acceptable;
double asDouble() const;
static const FrameRate PAL;
static const FrameRate NTSC;
@ -394,6 +396,13 @@ namespace time {
: IFrac (__ensure_nonzero(fractionalRate))
{ }
inline double
FrameRate::asDouble() const
{
return boost::rational_cast<double> (*this);
}
}} // lib::time

24
tests/lib/time/time-value-test.cpp
View file

@ -22,6 +22,7 @@
#include "lib/test/run.hpp"
#include "lib/test/test-helper.hpp"
#include "lib/time/timevalue.hpp"
#include "lib/time/display.hpp"
#include "lib/util.hpp"
@ -38,6 +39,7 @@ using std::cout;
using std::endl;
using std::string;
using lumiera::error::LUMIERA_ERROR_BOTTOM_VALUE;
namespace lib {
namespace time{
@ -70,6 +72,7 @@ namespace test{
checkBasicTimeValues (ref);
checkMutableTime (ref);
checkTimeConveniance (ref);
verify_invalidFramerateProtection();
createOffsets (ref);
buildDuration (ref);
buildTimeSpan (ref);
@ -194,6 +197,17 @@ namespace test{
}
void
verify_invalidFramerateProtection()
{
VERIFY_ERROR (BOTTOM_VALUE, FrameRate infinite(0) );
VERIFY_ERROR (BOTTOM_VALUE, FrameRate infinite(0,123) );
CHECK (isnil (Duration (0, FrameRate::PAL)));
CHECK (isnil (Duration (0, FrameRate(123))));
}
void
createOffsets (TimeValue org)
{
@ -234,6 +248,16 @@ namespace test{
CHECK (distance > zero);
CHECK (distance == backwards.abs());
Duration unit(50, FrameRate::PAL);
CHECK (Time(2) == unit); // duration of 50 frames at 25fps is... (guess what)
CHECK (FrameRate::PAL.duration() == Time(FSecs(1,25)));
CHECK (FrameRate::NTSC.duration() == Time(FSecs(1001,3000)));
cout << "NTSC-Framerate = " << FrameRate::NTSC.asDouble() << endl;
CHECK (zero == Duration::NIL);
CHECK (isnil (Duration::NIL));
// assign to variable for calculations
point = backwards;
point *= 2;