43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
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#include "stdfx.h"
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//#include "tfxparam.h"
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#include "trop.h"
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//===================================================================
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class PremultiplyFx : public TStandardRasterFx {
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FX_PLUGIN_DECLARATION(PremultiplyFx)
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TRasterFxPort m_input;
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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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};
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//------------------------------------------------------------------------------
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void PremultiplyFx::doCompute(TTile &tile, double frame,
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const TRenderSettings &ri) {
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if (!m_input.isConnected()) return;
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m_input->compute(tile, frame, ri);
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TRop::premultiply(tile.getRaster());
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}
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FX_PLUGIN_IDENTIFIER(PremultiplyFx, "premultiplyFx");
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