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31 lines
1003 B
C++
31 lines
1003 B
C++
#include "QDGraf.h"
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#include "QDPixMap.h"
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#include "QDPort.h"
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#include "IGpDisplayDriver.h"
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#include "IGpDisplayDriverSurface.h"
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void DrawSurface::PushToDDSurface(IGpDisplayDriver *displayDriver)
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{
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const PixMap *pixMap = *m_port.GetPixMap();
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const size_t width = pixMap->m_rect.right - pixMap->m_rect.left;
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const size_t height = pixMap->m_rect.bottom - pixMap->m_rect.top;
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if (m_port.IsDirty(PortabilityLayer::QDPortDirtyFlag_Size))
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{
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if (m_ddSurface != nullptr)
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m_ddSurface->Destroy();
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m_ddSurface = nullptr;
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m_port.ClearDirty(PortabilityLayer::QDPortDirtyFlag_Size);
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}
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if (m_ddSurface == nullptr)
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m_ddSurface = displayDriver->CreateSurface(pixMap->m_rect.right - pixMap->m_rect.left, pixMap->m_rect.bottom - pixMap->m_rect.top, pixMap->m_pixelFormat);
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if (m_port.IsDirty(PortabilityLayer::QDPortDirtyFlag_Contents) && m_ddSurface != nullptr)
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{
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m_ddSurface->UploadEntire(pixMap->m_data, pixMap->m_pitch);
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m_port.ClearDirty(PortabilityLayer::QDPortDirtyFlag_Contents);
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}
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}
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