paysages3d/gui_qt/dialogrender.cpp

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#include "dialogrender.h"
#include <QVBoxLayout>
#include <QImage>
#include <QColor>
#include <QPainter>
#include "../lib_paysages/render.h"
#include "../lib_paysages/scenery.h"
#include "../lib_paysages/auto.h"
class RenderThread:public QThread
{
public:
RenderThread(Renderer* renderer):QThread()
{
_renderer = renderer;
}
void run()
{
autoRenderSceneTwoPass(_renderer, 0);
}
private:
Renderer* _renderer;
};
static DialogRender* _current_dialog;
static void _renderResize(int width, int height)
{
delete _current_dialog->pixbuf;
_current_dialog->pixbuf = new QImage(width, height, QImage::Format_ARGB32);
_current_dialog->area->setMinimumSize(width, height);
_current_dialog->area->setMaximumSize(width, height);
_current_dialog->area->resize(width, height);
_current_dialog->scroll->setMinimumSize(width > 800 ? 850 : width + 50, height > 600 ? 650 : height + 50);
}
static void _renderClear(Color col)
{
_current_dialog->pixbuf->fill(QColor(col.r * 255.0, col.g * 255.0, col.b * 255.0).rgb());
}
static void _renderDraw(int x, int y, Color col)
{
_current_dialog->pixbuf->setPixel(x, _current_dialog->pixbuf->height() - 1 - y, QColor(col.r * 255.0, col.g * 255.0, col.b * 255.0).rgb());
}
static void _renderUpdate(double progress)
{
_current_dialog->area->update();
_current_dialog->progress_value = progress * 1000.0;
}
class RenderArea:public QWidget
{
public:
RenderArea(QWidget* parent):
QWidget(parent)
{
setMinimumSize(800, 600);
}
void paintEvent(QPaintEvent* event)
{
QPainter painter(this);
painter.drawImage(0, 0, *_current_dialog->pixbuf);
_current_dialog->progress->setValue(_current_dialog->progress_value);
_current_dialog->progress->update();
}
};
DialogRender::DialogRender(QWidget *parent):
QDialog(parent, Qt::WindowTitleHint | Qt::WindowMaximizeButtonHint | Qt::WindowMinimizeButtonHint | Qt::WindowCloseButtonHint)
{
pixbuf = new QImage(1, 1, QImage::Format_ARGB32);
_current_dialog = this;
render_thread = NULL;
setModal(true);
setWindowTitle("Paysages 3D - Render");
setLayout(new QVBoxLayout());
scroll = new QScrollArea(this);
scroll->setAlignment(Qt::AlignCenter);
area = new RenderArea(scroll);
scroll->setWidget(area);
layout()->addWidget(scroll);
progress = new QProgressBar(this);
progress->setMinimum(0);
progress->setMaximum(1000);
progress->setValue(0);
layout()->addWidget(progress);
progress_value = 0;
}
DialogRender::~DialogRender()
{
if (render_thread)
{
renderInterrupt();
render_thread->wait();
renderSetPreviewCallbacks(NULL, NULL, NULL, NULL);
delete render_thread;
}
delete pixbuf;
}
void DialogRender::startRender(int quality, int width, int height)
{
renderer = sceneryGetStandardRenderer(quality);
renderSetSize(width, height);
renderSetPreviewCallbacks(_renderResize, _renderClear, _renderDraw, _renderUpdate);
render_thread = new RenderThread(&renderer);
render_thread->start();
exec();
}
void DialogRender::loadLastRender()
{
progress->hide();
renderSetPreviewCallbacks(_renderResize, _renderClear, _renderDraw, _renderUpdate);
exec();
}