Michaël Lemaire
7c7b6043c5
A bug was also fixed where some canvas pixels were shaded twice, leading to a performance loss.
55 lines
825 B
C++
55 lines
825 B
C++
#include "RenderProgress.h"
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#include "Mutex.h"
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RenderProgress::RenderProgress(int count)
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{
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lock = new Mutex();
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global = 0.0;
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step = 1.0 / (double)count;
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}
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paysages::software::RenderProgress::~RenderProgress()
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{
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delete lock;
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}
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void RenderProgress::add(int value)
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{
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lock->acquire();
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global += step * (double)value;
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lock->release();
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}
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void RenderProgress::enterSub(int count)
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{
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struct RenderSub sub;
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sub.start = global;
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sub.end = global + step;
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sub.count = count;
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sub.previous_step = step;
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lock->acquire();
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subs.push(sub);
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step /= (double)count;
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lock->release();
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}
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void RenderProgress::exitSub()
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{
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lock->acquire();
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struct RenderSub sub = subs.top();
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global = sub.end;
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step = sub.previous_step;
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subs.pop();
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lock->release();
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}
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