d1f6c4e95b
* add final specifiers * apply clang-format * fix for macOS
242 lines
8.3 KiB
C++
242 lines
8.3 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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#include "warp.h"
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#include "trasterfx.h"
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//#include "timage_io.h"
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//-------------------------------------------------------------------
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class WarpFx final : public TStandardRasterFx {
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FX_PLUGIN_DECLARATION(WarpFx)
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protected:
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TRasterFxPort m_warped, m_warper;
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TDoubleParamP m_intensity;
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TDoubleParamP m_gridStep;
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TBoolParamP m_sharpen;
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public:
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WarpFx() : m_intensity(20), m_gridStep(2), m_sharpen(true) {
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addInputPort("Source", m_warped);
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addInputPort("warper", m_warper);
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bindParam(this, "intensity", m_intensity);
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bindParam(this, "sensitivity", m_gridStep);
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bindParam(this, "sharpen", m_sharpen);
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m_intensity->setValueRange(-1000, 1000);
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m_gridStep->setValueRange(2, 20);
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}
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virtual ~WarpFx() {}
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//-------------------------------------------------------------------
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bool canHandle(const TRenderSettings &info, double frame) override {
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return isAlmostIsotropic(info.m_affine);
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}
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//-------------------------------------------------------------------
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bool doGetBBox(double frame, TRectD &bBox,
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const TRenderSettings &info) override {
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if (m_warped.isConnected()) {
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int ret = m_warped->doGetBBox(frame, bBox, info);
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if (ret && !bBox.isEmpty()) {
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if (bBox != TConsts::infiniteRectD) {
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WarpParams params;
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params.m_intensity = m_intensity->getValue(frame);
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bBox = bBox.enlarge(getWarpRadius(params));
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}
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return true;
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}
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}
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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 doDryCompute(TRectD &rect, double frame,
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const TRenderSettings &info) override {
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bool isWarped = m_warped.isConnected();
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bool isWarper = m_warper.isConnected();
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if (!isWarped) return;
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if (!isWarper || fabs(m_intensity->getValue(frame)) < 0.01) {
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m_warped->dryCompute(rect, frame, info);
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return;
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}
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int shrink = (info.m_shrinkX + info.m_shrinkY) / 2;
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double scale = sqrt(fabs(info.m_affine.det()));
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double gridStep = 1.5 * m_gridStep->getValue(frame);
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WarpParams params;
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params.m_intensity = m_intensity->getValue(frame) / gridStep;
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params.m_warperScale = scale * gridStep;
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params.m_sharpen = m_sharpen->getValue();
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params.m_shrink = shrink;
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TRenderSettings warperInfo(info);
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double warperScaleFactor = 1.0 / params.m_warperScale;
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warperInfo.m_affine = TScale(warperScaleFactor) * info.m_affine;
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TRectD warpedBox, warpedComputeRect, tileComputeRect;
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m_warped->getBBox(frame, warpedBox, info);
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getWarpComputeRects(tileComputeRect, warpedComputeRect, warpedBox, rect,
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params);
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if (tileComputeRect.getLx() <= 0 || tileComputeRect.getLy() <= 0) return;
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if (warpedComputeRect.getLx() <= 0 || warpedComputeRect.getLy() <= 0)
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return;
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TPointD db;
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TRectD warperComputeRect(TScale(warperScaleFactor) * tileComputeRect);
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double warperEnlargement = getWarperEnlargement(params);
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warperComputeRect = warperComputeRect.enlarge(warperEnlargement);
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warperComputeRect.x0 = tfloor(warperComputeRect.x0);
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warperComputeRect.y0 = tfloor(warperComputeRect.y0);
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warperComputeRect.x1 = tceil(warperComputeRect.x1);
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warperComputeRect.y1 = tceil(warperComputeRect.y1);
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m_warped->dryCompute(warpedComputeRect, frame, info);
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m_warper->dryCompute(warperComputeRect, frame, warperInfo);
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}
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//-------------------------------------------------------------------
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void doCompute(TTile &tile, double frame,
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const TRenderSettings &info) override {
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bool isWarped = m_warped.isConnected();
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bool isWarper = m_warper.isConnected();
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if (!isWarped) return;
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if (!isWarper) {
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m_warped->compute(tile, frame, info);
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return;
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}
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if (fabs(m_intensity->getValue(frame)) < 0.01) {
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m_warped->compute(tile, frame, info);
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return;
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}
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int shrink = (info.m_shrinkX + info.m_shrinkY) / 2;
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double scale = sqrt(fabs(info.m_affine.det()));
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double gridStep = 1.5 * m_gridStep->getValue(frame);
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// NOTE: The gridStep is absorbed by the warper scale and the intensity -
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// the former
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// balancing the latter.
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WarpParams params;
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params.m_intensity = m_intensity->getValue(frame) / gridStep;
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params.m_warperScale = scale * gridStep;
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params.m_sharpen = m_sharpen->getValue();
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params.m_shrink = shrink;
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// The warper is calculated with a fixed dpi. This makes sure that the
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// lattice
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// created for the warp does not depend on camera resolutions / affine
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// scales.
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TRenderSettings warperInfo(info);
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double warperScaleFactor = 1.0 / params.m_warperScale;
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warperInfo.m_affine = TScale(warperScaleFactor) * info.m_affine;
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// Retrieve tile's geometry
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TRectD tileRect;
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{
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TRasterP tileRas = tile.getRaster();
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tileRect =
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TRectD(tile.m_pos, TDimensionD(tileRas->getLx(), tileRas->getLy()));
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}
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// Build the compute rect
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TRectD warpedBox, warpedComputeRect, tileComputeRect;
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m_warped->getBBox(frame, warpedBox, info);
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getWarpComputeRects(tileComputeRect, warpedComputeRect, warpedBox, tileRect,
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params);
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if (tileComputeRect.getLx() <= 0 || tileComputeRect.getLy() <= 0) return;
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if (warpedComputeRect.getLx() <= 0 || warpedComputeRect.getLy() <= 0)
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return;
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TRectD warperComputeRect(TScale(warperScaleFactor) * tileComputeRect);
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double warperEnlargement = getWarperEnlargement(params);
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warperComputeRect = warperComputeRect.enlarge(warperEnlargement);
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warperComputeRect.x0 = tfloor(warperComputeRect.x0);
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warperComputeRect.y0 = tfloor(warperComputeRect.y0);
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warperComputeRect.x1 = tceil(warperComputeRect.x1);
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warperComputeRect.y1 = tceil(warperComputeRect.y1);
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// Compute the warped tile
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TTile tileIn;
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m_warped->allocateAndCompute(
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tileIn, warpedComputeRect.getP00(),
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TDimension(warpedComputeRect.getLx(), warpedComputeRect.getLy()),
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tile.getRaster(), frame, info);
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// Compute the warper tile
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TTile tileWarper;
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m_warper->allocateAndCompute(
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tileWarper, warperComputeRect.getP00(),
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TDimension(warperComputeRect.getLx(), warperComputeRect.getLy()),
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tile.getRaster(), frame, warperInfo);
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// Warp
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TRasterP rasIn = tileIn.getRaster();
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TRasterP rasWarper = tileWarper.getRaster();
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TPointD db;
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TRect rasComputeRectI(convert(tileComputeRect - tileRect.getP00(), db));
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TRasterP tileRas = tile.getRaster()->extract(rasComputeRectI);
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TPointD rasInPos(warpedComputeRect.getP00() - tileComputeRect.getP00());
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TPointD warperPos(
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(TScale(params.m_warperScale) * warperComputeRect.getP00()) -
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tileComputeRect.getP00());
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warp(tileRas, rasIn, rasWarper, rasInPos, warperPos, params);
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}
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//-------------------------------------------------------------------
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int getMemoryRequirement(const TRectD &rect, double frame,
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const TRenderSettings &info) override {
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// return 0; //For debug purpose
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int shrink = (info.m_shrinkX + info.m_shrinkY) / 2;
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double scale = sqrt(fabs(info.m_affine.det()));
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double gridStep = 1.5 * m_gridStep->getValue(frame);
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WarpParams params;
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params.m_intensity = m_intensity->getValue(frame) / gridStep;
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params.m_warperScale = scale * gridStep;
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params.m_sharpen = m_sharpen->getValue();
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params.m_shrink = shrink;
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double warperScaleFactor = 1.0 / params.m_warperScale;
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TRectD warpedBox, warpedComputeRect, tileComputeRect;
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m_warped->getBBox(frame, warpedBox, info);
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getWarpComputeRects(tileComputeRect, warpedComputeRect, warpedBox, rect,
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params);
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TRectD warperComputeRect(TScale(warperScaleFactor) * tileComputeRect);
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double warperEnlargement = getWarperEnlargement(params);
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warperComputeRect = warperComputeRect.enlarge(warperEnlargement);
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return std::max(TRasterFx::memorySize(warpedComputeRect, info.m_bpp),
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TRasterFx::memorySize(warperComputeRect, info.m_bpp));
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}
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};
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//-------------------------------------------------------------------
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FX_PLUGIN_IDENTIFIER(WarpFx, "warpFx")
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