| 36 | } |
| 37 | |
| 38 | void CGraph::Scale(int64_t WantedTotalTime) |
| 39 | { |
| 40 | // Scale X axis for wanted total time |
| 41 | if(m_Entries.First() != nullptr) |
| 42 | { |
| 43 | const int64_t EndTime = m_Entries.Last()->m_Time; |
| 44 | bool ScaleTotalTime = false; |
| 45 | m_pFirstScaled = nullptr; |
| 46 | |
| 47 | if(m_Entries.First()->m_Time >= EndTime - WantedTotalTime) |
| 48 | { |
| 49 | m_pFirstScaled = m_Entries.First(); |
| 50 | } |
| 51 | else |
| 52 | { |
| 53 | m_pFirstScaled = m_Entries.Last(); |
| 54 | while(m_pFirstScaled) |
| 55 | { |
| 56 | CEntry *pPrev = m_Entries.Prev(m_pFirstScaled); |
| 57 | if(pPrev == nullptr) |
| 58 | break; |
| 59 | if(pPrev->m_Time < EndTime - WantedTotalTime) |
| 60 | { |
| 61 | // Scale based on actual total time instead of based on wanted total time, |
| 62 | // to avoid flickering last segment due to rounding errors. |
| 63 | ScaleTotalTime = true; |
| 64 | break; |
| 65 | } |
| 66 | m_pFirstScaled = pPrev; |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | m_RenderedTotalTime = ScaleTotalTime ? (EndTime - m_pFirstScaled->m_Time) : WantedTotalTime; |
| 71 | |
| 72 | // Ensure that color is applied to first line segment |
| 73 | if(m_pFirstScaled) |
| 74 | { |
| 75 | m_pFirstScaled->m_ApplyColor = true; |
| 76 | CEntry *pNext = m_Entries.Next(m_pFirstScaled); |
| 77 | if(pNext != nullptr) |
| 78 | { |
| 79 | pNext->m_ApplyColor = true; |
| 80 | } |
| 81 | } |
| 82 | } |
| 83 | else |
| 84 | { |
| 85 | m_pFirstScaled = nullptr; |
| 86 | m_RenderedTotalTime = 0; |
| 87 | } |
| 88 | |
| 89 | // Scale Y axis |
| 90 | m_Average = 0.0f; |
| 91 | size_t NumValues = 0; |
| 92 | m_MinAxis = m_MinRange; |
| 93 | m_MaxAxis = m_MaxRange; |
| 94 | m_MinValue = std::numeric_limits<float>::max(); |
| 95 | m_MaxValue = std::numeric_limits<float>::min(); |
no test coverage detected