Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "stdfx.h"
Toshihiro Shimizu 890ddd
//#include "tfxparam.h"
Toshihiro Shimizu 890ddd
#include "trop.h"
Toshihiro Shimizu 890ddd
//===================================================================
Toshihiro Shimizu 890ddd
Shinya Kitaoka d1f6c4
class PremultiplyFx final : public TStandardRasterFx {
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  FX_PLUGIN_DECLARATION(PremultiplyFx)
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  TRasterFxPort m_input;
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
public:
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  PremultiplyFx() { addInputPort("Source", m_input); }
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  ~PremultiplyFx(){};
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  bool doGetBBox(double frame, TRectD &bBox,
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                 const TRenderSettings &info) override {
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    if (m_input.isConnected())
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      return m_input->doGetBBox(frame, bBox, info);
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    else {
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      bBox = TRectD();
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      return false;
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    }
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  }
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  void doCompute(TTile &tile, double frame, const TRenderSettings &ri) override;
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  bool canHandle(const TRenderSettings &info, double frame) override {
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    return true;
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  }
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};
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//------------------------------------------------------------------------------
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
void PremultiplyFx::doCompute(TTile &tile, double frame,
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                              const TRenderSettings &ri) {
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  if (!m_input.isConnected()) return;
Toshihiro Shimizu 890ddd
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  m_input->compute(tile, frame, ri);
Toshihiro Shimizu 890ddd
Shinya Kitaoka 120a6e
  TRop::premultiply(tile.getRaster());
Toshihiro Shimizu 890ddd
}
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
FX_PLUGIN_IDENTIFIER(PremultiplyFx, "premultiplyFx");