1840f44666
Recent refactoring to use uint relied on indirect includes and precompiled headers for uint to be defined. Explicitly include BLI_sys_types where this type is used now.
470 lines
10 KiB
C++
470 lines
10 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup freestyle
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* \brief Class to define a canvas designed to draw style modules
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*/
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#include <sstream>
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#include <vector>
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#include "Canvas.h"
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#include "StrokeRenderer.h"
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#include "StyleModule.h"
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#include "../image/GaussianFilter.h"
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#include "../image/Image.h"
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#include "../image/ImagePyramid.h"
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#include "../system/FreestyleConfig.h"
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#include "../system/PseudoNoise.h"
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#include "../system/TimeStamp.h"
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#include "../view_map/SteerableViewMap.h"
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#include "BLI_sys_types.h"
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#include "BKE_global.h"
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// soc #include <qimage.h>
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// soc #include <QString>
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#include "IMB_imbuf.h"
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#include "IMB_imbuf_types.h"
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using namespace std;
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namespace Freestyle {
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Canvas *Canvas::_pInstance = nullptr;
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const char *Canvas::_MapsPath = nullptr;
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Canvas::Canvas()
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{
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_SelectedFEdge = nullptr;
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_pInstance = this;
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PseudoNoise::init(42);
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_Renderer = nullptr;
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_current_sm = nullptr;
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_steerableViewMap = new SteerableViewMap(NB_STEERABLE_VIEWMAP - 1);
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_basic = false;
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}
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Canvas::Canvas(const Canvas &iBrother)
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{
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_SelectedFEdge = iBrother._SelectedFEdge;
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_pInstance = this;
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PseudoNoise::init(42);
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_Renderer = iBrother._Renderer;
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_current_sm = iBrother._current_sm;
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_steerableViewMap = new SteerableViewMap(*(iBrother._steerableViewMap));
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_basic = iBrother._basic;
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}
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Canvas::~Canvas()
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{
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_pInstance = nullptr;
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Clear();
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if (_Renderer) {
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delete _Renderer;
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_Renderer = nullptr;
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}
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// FIXME: think about an easy control for the maps memory management...
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if (!_maps.empty()) {
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for (mapsMap::iterator m = _maps.begin(), mend = _maps.end(); m != mend; ++m) {
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delete ((*m).second);
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}
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_maps.clear();
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}
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delete _steerableViewMap;
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}
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void Canvas::preDraw()
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{
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}
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void Canvas::Draw()
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{
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if (_StyleModules.empty()) {
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return;
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}
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preDraw();
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TimeStamp *timestamp = TimeStamp::instance();
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for (uint i = 0; i < _StyleModules.size(); ++i) {
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_current_sm = _StyleModules[i];
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if (i < _Layers.size() && _Layers[i]) {
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delete _Layers[i];
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}
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_Layers[i] = _StyleModules[i]->execute();
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if (!_Layers[i]) {
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continue;
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}
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stroke_count += _Layers[i]->strokes_size();
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timestamp->increment();
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}
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postDraw();
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}
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void Canvas::postDraw()
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{
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update();
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}
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void Canvas::Clear()
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{
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if (!_Layers.empty()) {
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for (deque<StrokeLayer *>::iterator sl = _Layers.begin(), slend = _Layers.end(); sl != slend;
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++sl) {
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if (*sl) {
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delete (*sl);
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}
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}
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_Layers.clear();
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}
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if (!_StyleModules.empty()) {
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for (deque<StyleModule *>::iterator s = _StyleModules.begin(), send = _StyleModules.end();
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s != send;
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++s) {
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if (*s) {
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delete (*s);
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}
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}
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_StyleModules.clear();
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}
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if (_steerableViewMap) {
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_steerableViewMap->Reset();
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}
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stroke_count = 0;
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}
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void Canvas::Erase()
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{
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if (!_Layers.empty()) {
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for (deque<StrokeLayer *>::iterator sl = _Layers.begin(), slend = _Layers.end(); sl != slend;
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++sl) {
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if (*sl) {
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(*sl)->clear();
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}
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}
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}
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if (_steerableViewMap) {
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_steerableViewMap->Reset();
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}
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update();
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stroke_count = 0;
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}
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void Canvas::PushBackStyleModule(StyleModule *iStyleModule)
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{
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StrokeLayer *layer = new StrokeLayer();
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_StyleModules.push_back(iStyleModule);
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_Layers.push_back(layer);
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}
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void Canvas::InsertStyleModule(uint index, StyleModule *iStyleModule)
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{
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uint size = _StyleModules.size();
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StrokeLayer *layer = new StrokeLayer();
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if (_StyleModules.empty() || (index == size)) {
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_StyleModules.push_back(iStyleModule);
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_Layers.push_back(layer);
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return;
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}
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_StyleModules.insert(_StyleModules.begin() + index, iStyleModule);
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_Layers.insert(_Layers.begin() + index, layer);
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}
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void Canvas::RemoveStyleModule(uint index)
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{
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uint i = 0;
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if (!_StyleModules.empty()) {
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for (deque<StyleModule *>::iterator s = _StyleModules.begin(), send = _StyleModules.end();
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s != send;
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++s, ++i) {
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if (i == index) {
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// remove shader
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if (*s) {
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delete *s;
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}
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_StyleModules.erase(s);
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break;
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}
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}
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}
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if (!_Layers.empty()) {
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i = 0;
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for (deque<StrokeLayer *>::iterator sl = _Layers.begin(), slend = _Layers.end(); sl != slend;
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++sl, ++i) {
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if (i == index) {
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// remove layer
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if (*sl) {
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delete *sl;
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}
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_Layers.erase(sl);
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break;
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}
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}
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}
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}
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void Canvas::SwapStyleModules(uint i1, uint i2)
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{
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StyleModule *tmp;
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tmp = _StyleModules[i1];
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_StyleModules[i1] = _StyleModules[i2];
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_StyleModules[i2] = tmp;
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StrokeLayer *tmp2;
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tmp2 = _Layers[i1];
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_Layers[i1] = _Layers[i2];
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_Layers[i2] = tmp2;
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}
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void Canvas::ReplaceStyleModule(uint index, StyleModule *iStyleModule)
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{
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uint i = 0;
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for (deque<StyleModule *>::iterator s = _StyleModules.begin(), send = _StyleModules.end();
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s != send;
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++s, ++i) {
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if (i == index) {
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if (*s) {
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delete *s;
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}
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*s = iStyleModule;
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break;
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}
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}
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}
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void Canvas::setVisible(uint index, bool iVisible)
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{
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_StyleModules[index]->setDisplayed(iVisible);
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}
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void Canvas::setModified(uint index, bool iMod)
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{
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_StyleModules[index]->setModified(iMod);
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}
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void Canvas::resetModified(bool iMod /* = false */)
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{
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uint size = _StyleModules.size();
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for (uint i = 0; i < size; ++i) {
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setModified(i, iMod);
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}
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}
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void Canvas::causalStyleModules(vector<uint> &vec, uint index)
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{
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uint size = _StyleModules.size();
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for (uint i = index; i < size; ++i) {
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if (_StyleModules[i]->getCausal()) {
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vec.push_back(i);
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}
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}
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}
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void Canvas::Render(const StrokeRenderer *iRenderer)
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{
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for (uint i = 0; i < _StyleModules.size(); ++i) {
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if (!_StyleModules[i]->getDisplayed() || !_Layers[i]) {
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continue;
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}
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_Layers[i]->Render(iRenderer);
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}
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}
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void Canvas::RenderBasic(const StrokeRenderer *iRenderer)
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{
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for (uint i = 0; i < _StyleModules.size(); ++i) {
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if (!_StyleModules[i]->getDisplayed() || !_Layers[i]) {
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continue;
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}
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_Layers[i]->RenderBasic(iRenderer);
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}
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}
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void Canvas::loadMap(const char *iFileName, const char *iMapName, uint iNbLevels, float iSigma)
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{
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// check whether this map was already loaded:
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if (!_maps.empty()) {
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mapsMap::iterator m = _maps.find(iMapName);
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if (m != _maps.end()) {
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// lazy check for size changes
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ImagePyramid *pyramid = (*m).second;
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if ((pyramid->width() != width()) || (pyramid->height() != height())) {
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delete pyramid;
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}
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else {
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return;
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}
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}
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}
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string filePath;
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if (_MapsPath) {
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filePath = _MapsPath;
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filePath += iFileName;
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}
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else {
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filePath = iFileName;
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}
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#if 0 // soc
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QImage *qimg;
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QImage newMap(filePath.c_str());
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if (newMap.isNull()) {
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cerr << "Could not load image file " << filePath << endl;
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return;
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}
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qimg = &newMap;
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#endif
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/* OCIO_TODO: support different input color space */
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ImBuf *qimg = IMB_loadiffname(filePath.c_str(), 0, nullptr);
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if (qimg == nullptr) {
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cerr << "Could not load image file " << filePath << endl;
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return;
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}
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#if 0 // soc
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// resize
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QImage scaledImg;
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if ((newMap.width() != width()) || (newMap.height() != height())) {
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scaledImg = newMap.scaled(width(), height(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
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qimg = &scaledImg;
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}
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#endif
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ImBuf *scaledImg;
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if ((qimg->x != width()) || (qimg->y != height())) {
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scaledImg = IMB_dupImBuf(qimg);
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IMB_scaleImBuf(scaledImg, width(), height());
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}
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// deal with color image
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#if 0
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if (newMap->depth() != 8) {
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int w = newMap->width();
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int h = newMap->height();
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QImage *tmp = new QImage(w, h, 8);
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for (unsigned int y = 0; y < h; ++y) {
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for (unsigned int x = 0; x < w; ++x) {
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int c = qGray(newMap->pixel(x, y));
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tmp->setPixel(x, y, c);
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}
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}
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delete newMap;
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newMap = tmp;
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}
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#endif
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int x, y;
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int w = qimg->x;
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int h = qimg->y;
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int rowbytes = w * 4;
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GrayImage tmp(w, h);
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char *pix;
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for (y = 0; y < h; ++y) {
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for (x = 0; x < w; ++x) {
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pix = (char *)qimg->rect + y * rowbytes + x * 4;
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float c = (pix[0] * 11 + pix[1] * 16 + pix[2] * 5) / 32;
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tmp.setPixel(x, y, c);
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}
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}
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#if 0
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GrayImage blur(w, h);
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GaussianFilter gf(4.0f);
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//int bound = gf.getBound();
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for (y = 0; y < h; ++y) {
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for (x = 0; x < w; ++x) {
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int c = gf.getSmoothedPixel<GrayImage>(&tmp, x, y);
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blur.setPixel(x, y, c);
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}
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}
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#endif
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GaussianPyramid *pyramid = new GaussianPyramid(tmp, iNbLevels, iSigma);
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int ow = pyramid->width(0);
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int oh = pyramid->height(0);
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string base(iMapName); // soc
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for (int i = 0; i < pyramid->getNumberOfLevels(); ++i) {
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// save each image:
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#if 0
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w = pyramid.width(i);
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h = pyramid.height(i);
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#endif
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// soc QImage qtmp(ow, oh, QImage::Format_RGB32);
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ImBuf *qtmp = IMB_allocImBuf(ow, oh, 32, IB_rect);
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// int k = (1 << i);
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for (y = 0; y < oh; ++y) {
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for (x = 0; x < ow; ++x) {
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int c = pyramid->pixel(x, y, i); // 255 * pyramid->pixel(x, y, i);
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// soc qtmp.setPixel(x, y, qRgb(c, c, c));
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pix = (char *)qtmp->rect + y * rowbytes + x * 4;
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pix[0] = pix[1] = pix[2] = c;
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}
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}
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// soc qtmp.save(base + QString::number(i) + ".bmp", "BMP");
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stringstream filename;
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filename << base;
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filename << i << ".bmp";
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qtmp->ftype = IMB_FTYPE_BMP;
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IMB_saveiff(qtmp, const_cast<char *>(filename.str().c_str()), 0);
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}
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#if 0
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QImage *qtmp = new QImage(w, h, 32);
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for (y = 0; y < h; ++y) {
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for (x = 0; x < w; ++x) {
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int c = (int)blur.pixel(x, y);
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qtmp->setPixel(x, y, qRgb(c, c, c));
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}
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}
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delete newMap;
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newMap = qtmp;
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#endif
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_maps[iMapName] = pyramid;
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// newMap->save("toto.bmp", "BMP");
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}
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float Canvas::readMapPixel(const char *iMapName, int level, int x, int y)
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{
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if (_maps.empty()) {
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if (G.debug & G_DEBUG_FREESTYLE) {
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cout << "readMapPixel warning: no map was loaded " << endl;
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}
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return -1;
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}
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mapsMap::iterator m = _maps.find(iMapName);
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if (m == _maps.end()) {
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if (G.debug & G_DEBUG_FREESTYLE) {
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cout << "readMapPixel warning: no map was loaded with the name " << iMapName << endl;
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}
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return -1;
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}
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ImagePyramid *pyramid = (*m).second;
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if ((x < 0) || (x >= pyramid->width()) || (y < 0) || (y >= pyramid->height())) {
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return 0;
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}
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return pyramid->pixel(x, height() - 1 - y, level);
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}
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} /* namespace Freestyle */
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