137 lines
3.7 KiB
C++
137 lines
3.7 KiB
C++
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#include "stdfx.h"
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#include "tfxparam.h"
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#include "tpixelutils.h"
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#include "tparamset.h"
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class RGBMCutFx : public TStandardRasterFx
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{
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FX_PLUGIN_DECLARATION(RGBMCutFx)
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TRasterFxPort m_input;
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TRangeParamP m_r_range;
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TRangeParamP m_g_range;
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TRangeParamP m_b_range;
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TRangeParamP m_m_range;
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public:
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RGBMCutFx()
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: m_r_range(DoublePair(0., 255.)), m_g_range(DoublePair(0., 255.)), m_b_range(DoublePair(0., 255.)), m_m_range(DoublePair(0., 255.))
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{
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bindParam(this, "r_range", m_r_range);
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bindParam(this, "g_range", m_g_range);
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bindParam(this, "b_range", m_b_range);
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bindParam(this, "m_range", m_m_range);
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m_r_range->getMin()->setValueRange(0., 255.);
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m_g_range->getMin()->setValueRange(0., 255.);
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m_b_range->getMin()->setValueRange(0., 255.);
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m_m_range->getMin()->setValueRange(0., 255.);
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m_r_range->getMax()->setValueRange(0., 255.);
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m_g_range->getMax()->setValueRange(0., 255.);
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m_b_range->getMax()->setValueRange(0., 255.);
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m_m_range->getMax()->setValueRange(0., 255.);
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addInputPort("Source", m_input);
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}
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~RGBMCutFx(){};
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bool doGetBBox(double frame, TRectD &bBox, const TRenderSettings &info)
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{
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return m_input.getFx() && m_input->doGetBBox(frame, bBox, info);
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};
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void doCompute(TTile &tile, double frame, const TRenderSettings &);
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bool canHandle(const TRenderSettings &info, double frame) { return true; }
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};
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namespace
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{
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void update_param(double ¶m, TRaster32P ras)
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{
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return;
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}
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void update_param(double ¶m, TRaster64P ras)
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{
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param = param * 257;
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return;
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}
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}
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//-------------------------------------------------------------------
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template <typename PIXEL, typename CHANNEL_TYPE>
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void doRGBMCut(TRasterPT<PIXEL> ras, double hi_m, double hi_r, double hi_g, double hi_b,
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double lo_m, double lo_r, double lo_g, double lo_b)
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{
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update_param(hi_m, ras);
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update_param(hi_r, ras);
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update_param(hi_g, ras);
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update_param(hi_b, ras);
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update_param(lo_m, ras);
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update_param(lo_r, ras);
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update_param(lo_g, ras);
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update_param(lo_b, ras);
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int j;
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ras->lock();
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for (j = 0; j < ras->getLy(); j++) {
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PIXEL *pix = ras->pixels(j);
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PIXEL *endPix = pix + ras->getLx();
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while (pix < endPix) {
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if (pix->m != 0) {
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*pix = depremultiply(*pix);
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if (lo_m == 0)
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pix->m = tcrop((int)pix->m, (int)lo_m, (int)hi_m);
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else
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pix->m = (pix->m) ? tcrop((int)pix->m, (int)lo_m, (int)hi_m) : 0;
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pix->r = tcrop((int)pix->r, (int)lo_r, (int)hi_r);
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pix->g = tcrop((int)pix->g, (int)lo_g, (int)hi_g);
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pix->b = tcrop((int)pix->b, (int)lo_b, (int)hi_b);
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*pix = premultiply(*pix);
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}
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*pix++;
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}
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}
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ras->unlock();
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}
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//==============================================================================
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void RGBMCutFx::doCompute(TTile &tile, double frame, const TRenderSettings &ri)
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{
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if (!m_input.isConnected())
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return;
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m_input->compute(tile, frame, ri);
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double hi_m = m_m_range->getMax()->getValue(frame);
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double hi_r = m_r_range->getMax()->getValue(frame);
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double hi_g = m_g_range->getMax()->getValue(frame);
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double hi_b = m_b_range->getMax()->getValue(frame);
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double lo_m = m_m_range->getMin()->getValue(frame);
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double lo_r = m_r_range->getMin()->getValue(frame);
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double lo_g = m_g_range->getMin()->getValue(frame);
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double lo_b = m_b_range->getMin()->getValue(frame);
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TRaster32P raster32 = tile.getRaster();
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if (raster32)
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doRGBMCut<TPixel32, UCHAR>(raster32, hi_m, hi_r, hi_g, hi_b, lo_m, lo_r, lo_g, lo_b);
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else {
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TRaster64P raster64 = tile.getRaster();
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if (raster64)
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doRGBMCut<TPixel64, USHORT>(raster64, hi_m, hi_r, hi_g, hi_b, lo_m, lo_r, lo_g, lo_b);
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else
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throw TException("RGBMCutFx: unsupported Pixel Type");
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}
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}
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//------------------------------------------------------------------
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FX_PLUGIN_IDENTIFIER(RGBMCutFx, "rgbmCutFx")
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