yacreader/common/gl/yacreader_flow_gl.cpp
2019-05-05 11:17:45 +02:00

1660 lines
39 KiB
C++

#include "yacreader_flow_gl.h"
#include <QtGui>
#include <QtOpenGL>
#ifdef Q_OS_MAC
#include <OpenGL/glu.h>
#else
#include <GL/glu.h>
#endif
#include <cmath>
/*** Animation Settings ***/
/*** Position Configuration ***/
int YACReaderFlowGL::updateInterval = 16;
struct Preset defaultYACReaderFlowConfig = {
0.08f, //Animation_step sets the speed of the animation
1.5f, //Animation_speedup sets the acceleration of the animation
0.1f, //Animation_step_max sets the maximum speed of the animation
3.f, //Animation_Fade_out_dis sets the distance of view
1.5f, //pre_rotation sets the rotation increasion
3.f, //View_rotate_light_strenght sets the light strenght on rotation
0.01f, //View_rotate_add sets the speed of the rotation
0.02f, //View_rotate_sub sets the speed of reversing the rotation
20.f, //View_angle sets the maximum view angle
0.f, //CF_X the X Position of the Coverflow
0.f, //CF_Y the Y Position of the Coverflow
-8.f, //CF_Z the Z Position of the Coverflow
15.f, //CF_RX the X Rotation of the Coverflow
0.f, //CF_RY the Y Rotation of the Coverflow
0.f, //CF_RZ the Z Rotation of the Coverflow
-50.f, //Rotation sets the rotation of each cover
0.18f, //X_Distance sets the distance between the covers
1.f, //Center_Distance sets the distance between the centered and the non centered covers
0.1f, //Z_Distance sets the pushback amount
0.0f, //Y_Distance sets the elevation amount
30.f //zoom level
};
struct Preset presetYACReaderFlowClassicConfig = {
0.08f, //Animation_step sets the speed of the animation
1.5f, //Animation_speedup sets the acceleration of the animation
0.1f, //Animation_step_max sets the maximum speed of the animation
2.f, //Animation_Fade_out_dis sets the distance of view
1.5f, //pre_rotation sets the rotation increasion
3.f, //View_rotate_light_strenght sets the light strenght on rotation
0.08f, //View_rotate_add sets the speed of the rotation
0.08f, //View_rotate_sub sets the speed of reversing the rotation
30.f, //View_angle sets the maximum view angle
0.f, //CF_X the X Position of the Coverflow
-0.2f, //CF_Y the Y Position of the Coverflow
-7.f, //CF_Z the Z Position of the Coverflow
0.f, //CF_RX the X Rotation of the Coverflow
0.f, //CF_RY the Y Rotation of the Coverflow
0.f, //CF_RZ the Z Rotation of the Coverflow
-40.f, //Rotation sets the rotation of each cover
0.18f, //X_Distance sets the distance between the covers
1.f, //Center_Distance sets the distance between the centered and the non centered covers
0.1f, //Z_Distance sets the pushback amount
0.0f, //Y_Distance sets the elevation amount
22.f //zoom level
};
struct Preset presetYACReaderFlowStripeConfig = {
0.08f, //Animation_step sets the speed of the animation
1.5f, //Animation_speedup sets the acceleration of the animation
0.1f, //Animation_step_max sets the maximum speed of the animation
6.f, //Animation_Fade_out_dis sets the distance of view
1.5f, //pre_rotation sets the rotation increasion
4.f, //View_rotate_light_strenght sets the light strenght on rotation
0.08f, //View_rotate_add sets the speed of the rotation
0.08f, //View_rotate_sub sets the speed of reversing the rotation
30.f, //View_angle sets the maximum view angle
0.f, //CF_X the X Position of the Coverflow
-0.2f, //CF_Y the Y Position of the Coverflow
-7.f, //CF_Z the Z Position of the Coverflow
0.f, //CF_RX the X Rotation of the Coverflow
0.f, //CF_RY the Y Rotation of the Coverflow
0.f, //CF_RZ the Z Rotation of the Coverflow
0.f, //Rotation sets the rotation of each cover
1.1f, //X_Distance sets the distance between the covers
0.2f, //Center_Distance sets the distance between the centered and the non centered covers
0.01f, //Z_Distance sets the pushback amount
0.0f, //Y_Distance sets the elevation amount
22.f //zoom level
};
struct Preset presetYACReaderFlowOverlappedStripeConfig = {
0.08f, //Animation_step sets the speed of the animation
1.5f, //Animation_speedup sets the acceleration of the animation
0.1f, //Animation_step_max sets the maximum speed of the animation
2.f, //Animation_Fade_out_dis sets the distance of view
1.5f, //pre_rotation sets the rotation increasion
3.f, //View_rotate_light_strenght sets the light strenght on rotation
0.08f, //View_rotate_add sets the speed of the rotation
0.08f, //View_rotate_sub sets the speed of reversing the rotation
30.f, //View_angle sets the maximum view angle
0.f, //CF_X the X Position of the Coverflow
-0.2f, //CF_Y the Y Position of the Coverflow
-7.f, //CF_Z the Z Position of the Coverflow
0.f, //CF_RX the X Rotation of the Coverflow
0.f, //CF_RY the Y Rotation of the Coverflow
0.f, //CF_RZ the Z Rotation of the Coverflow
0.f, //Rotation sets the rotation of each cover
0.18f, //X_Distance sets the distance between the covers
1.f, //Center_Distance sets the distance between the centered and the non centered covers
0.1f, //Z_Distance sets the pushback amount
0.0f, //Y_Distance sets the elevation amount
22.f //zoom level
};
struct Preset pressetYACReaderFlowUpConfig = {
0.08f, //Animation_step sets the speed of the animation
1.5f, //Animation_speedup sets the acceleration of the animation
0.1f, //Animation_step_max sets the maximum speed of the animation
2.5f, //Animation_Fade_out_dis sets the distance of view
1.5f, //pre_rotation sets the rotation increasion
3.f, //View_rotate_light_strenght sets the light strenght on rotation
0.08f, //View_rotate_add sets the speed of the rotation
0.08f, //View_rotate_sub sets the speed of reversing the rotation
5.f, //View_angle sets the maximum view angle
0.f, //CF_X the X Position of the Coverflow
-0.2f, //CF_Y the Y Position of the Coverflow
-7.f, //CF_Z the Z Position of the Coverflow
0.f, //CF_RX the X Rotation of the Coverflow
0.f, //CF_RY the Y Rotation of the Coverflow
0.f, //CF_RZ the Z Rotation of the Coverflow
-50.f, //Rotation sets the rotation of each cover
0.18f, //X_Distance sets the distance between the covers
1.f, //Center_Distance sets the distance between the centered and the non centered covers
0.1f, //Z_Distance sets the pushback amount
-0.1f, //Y_Distance sets the elevation amount
22.f //zoom level
};
struct Preset pressetYACReaderFlowDownConfig = {
0.08f, //Animation_step sets the speed of the animation
1.5f, //Animation_speedup sets the acceleration of the animation
0.1f, //Animation_step_max sets the maximum speed of the animation
2.5f, //Animation_Fade_out_dis sets the distance of view
1.5f, //pre_rotation sets the rotation increasion
3.f, //View_rotate_light_strenght sets the light strenght on rotation
0.08f, //View_rotate_add sets the speed of the rotation
0.08f, //View_rotate_sub sets the speed of reversing the rotation
5.f, //View_angle sets the maximum view angle
0.f, //CF_X the X Position of the Coverflow
-0.2f, //CF_Y the Y Position of the Coverflow
-7.f, //CF_Z the Z Position of the Coverflow
0.f, //CF_RX the X Rotation of the Coverflow
0.f, //CF_RY the Y Rotation of the Coverflow
0.f, //CF_RZ the Z Rotation of the Coverflow
-50.f, //Rotation sets the rotation of each cover
0.18f, //X_Distance sets the distance between the covers
1.f, //Center_Distance sets the distance between the centered and the non centered covers
0.1f, //Z_Distance sets the pushback amount
0.1f, //Y_Distance sets the elevation amount
22.f //zoom level
};
/*Constructor*/
YACReaderFlowGL::YACReaderFlowGL(QWidget *parent,struct Preset p)
:QOpenGLWidget(/*QOpenGLWidget migration QGLFormat(QGL::SampleBuffers),*/ parent),numObjects(0),lazyPopulateObjects(-1),hasBeenInitialized(false),bUseVSync(false),flowRightToLeft(false)
{
updateCount = 0;
config = p;
currentSelected = 0;
centerPos.x = 0.f;
centerPos.y = 0.f;
centerPos.z = 1.f;
centerPos.rot = 0.f;
/*** Style ***/
shadingTop = 0.8f;
shadingBottom = 0.02f;
reflectionUp = 0.f;
reflectionBottom = 0.6f;
/*** System variables ***/
numObjects = 0;
//CFImage Dummy;
viewRotate = 0.f;
viewRotateActive = 0;
stepBackup = config.animationStep/config.animationSpeedUp;
/*QTimer * timer = new QTimer();
connect(timer, SIGNAL(timeout()), this, SLOT(updateImageData()));
timer->start(70);
*/
/*loader = new WidgetLoader(0,this);
loader->flow = this;
QThread * loaderThread = new QThread(parent);
loader->moveToThread(loaderThread);
loaderThread->start();*/
QSurfaceFormat f = format();
//TODO add antialiasing
//f.setSamples(4);
f.setVersion(2, 1);
f.setSwapInterval(0);
setFormat(f);
timerId = startTimer(updateInterval);
}
void YACReaderFlowGL::timerEvent(QTimerEvent * event)
{
if(timerId == event->timerId())
update();
//if(!worker->isRunning())
//worker->start();
}
void YACReaderFlowGL::startAnimationTimer()
{
if(timerId == -1)
timerId = startTimer(updateInterval);
}
void YACReaderFlowGL::stopAnimationTimer()
{
if(timerId != -1)
{
killTimer(timerId);
timerId = -1;
}
}
YACReaderFlowGL::~YACReaderFlowGL()
{
}
QSize YACReaderFlowGL::minimumSizeHint() const
{
return QSize(320, 200);
}
/*QSize YACReaderFlowGL::sizeHint() const
{
return QSize(320, 200);
}*/
void YACReaderFlowGL::initializeGL()
{
glShadeModel(GL_SMOOTH);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
defaultTexture = new QOpenGLTexture(QImage(":/images/defaultCover.png"));
defaultTexture->setMinMagFilters(QOpenGLTexture::LinearMipMapLinear,QOpenGLTexture::LinearMipMapLinear);
#ifdef YACREADER_LIBRARY
markTexture = new QOpenGLTexture(QImage(":/images/readRibbon.png"));
markTexture->setMinMagFilters(QOpenGLTexture::LinearMipMapLinear,QOpenGLTexture::LinearMipMapLinear);
readingTexture = new QOpenGLTexture(QImage(":/images/readingRibbon.png"));
readingTexture->setMinMagFilters(QOpenGLTexture::LinearMipMapLinear,QOpenGLTexture::LinearMipMapLinear);
#endif
if(lazyPopulateObjects!=-1)
populate(lazyPopulateObjects);
hasBeenInitialized = true;
}
void YACReaderFlowGL::paintGL()
{
QPainter painter;
painter.begin(this);
painter.beginNativePainting();
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_BLEND);
glEnable(GL_MULTISAMPLE);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glClearColor(0,0,0,1);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
if(numObjects>0)
{
updatePositions();
udpatePerspective(width(),height());
draw();
}
glDisable(GL_MULTISAMPLE);
glDisable(GL_BLEND);
glDisable(GL_COLOR_MATERIAL);
glDisable(GL_CULL_FACE);
glDisable(GL_DEPTH_TEST);
painter.endNativePainting();
QFont font = painter.font() ;
font.setFamily("Arial");
font.setPixelSize(fontSize);
painter.setFont(font);
painter.setPen(QColor(76,76,76));
painter.drawText(10,fontSize + 10, QString("%1/%2").arg(currentSelected+1).arg(numObjects));
painter.end();
}
void YACReaderFlowGL::resizeGL(int width, int height)
{
float pixelRatio = devicePixelRatio();
fontSize = (width + height) * 0.010 * pixelRatio;
if(fontSize < 10)
fontSize = 10;
//int side = qMin(width, height);
udpatePerspective(width,height);
if(numObjects>0)
updatePositions();
}
void YACReaderFlowGL::udpatePerspective(int width, int height)
{
float pixelRatio = devicePixelRatio();
glViewport(0, 0, width*pixelRatio, height*pixelRatio);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(20.0, GLdouble(width) / (float)height, 1.0, 200.0);
glMatrixMode(GL_MODELVIEW);
}
//-----------------------------------------------------------------------------
/*Private*/
void YACReaderFlowGL::calcPos(YACReader3DImage & image, int pos)
{
if(flowRightToLeft){
pos = pos * -1;
}
if(pos == 0){
image.current = centerPos;
}else{
if(pos > 0){
image.current.x = (config.centerDistance)+(config.xDistance*pos);
image.current.y = config.yDistance*pos*-1;
image.current.z = config.zDistance*pos*-1;
image.current.rot = config.rotation;
}else{
image.current.x = (config.centerDistance)*-1+(config.xDistance*pos);
image.current.y = config.yDistance*pos;
image.current.z = config.zDistance*pos;
image.current.rot = config.rotation*-1;
}
}
}
void YACReaderFlowGL::calcVector(YACReader3DVector & vector, int pos)
{
calcPos(dummy,pos);
vector.x = dummy.current.x;
vector.y = dummy.current.y;
vector.z = dummy.current.z;
vector.rot = dummy.current.rot;
}
bool YACReaderFlowGL::animate(YACReader3DVector & currentVector,YACReader3DVector & toVector)
{
float rotDiff = toVector.rot-currentVector.rot;
float xDiff = toVector.x-currentVector.x;
float yDiff = toVector.y-currentVector.y;
float zDiff = toVector.z-currentVector.z;
if(fabs(rotDiff) < 0.01
&& fabs(xDiff) < 0.001
&& fabs(yDiff) < 0.001
&& fabs(zDiff) < 0.001)
return true;
//calculate and apply positions
currentVector.x = currentVector.x+(xDiff)*config.animationStep;
currentVector.y = currentVector.y+(yDiff)*config.animationStep;
currentVector.z = currentVector.z+(zDiff)*config.animationStep;
if(fabs(rotDiff) > 0.01){
currentVector.rot = currentVector.rot+(rotDiff)*(config.animationStep*config.preRotation);
}
else
{
viewRotateActive = 0;
}
return false;
}
void YACReaderFlowGL::drawCover(const YACReader3DImage & image)
{
float w = image.width;
float h = image.height;
//fadeout
float opacity = 1-1/(config.animationFadeOutDist+config.viewRotateLightStrenght*fabs(viewRotate))*fabs(0-image.current.x);
glLoadIdentity();
glTranslatef(config.cfX,config.cfY,config.cfZ);
glRotatef(config.cfRX,1,0,0);
glRotatef(viewRotate*config.viewAngle+config.cfRY,0,1,0);
glRotatef(config.cfRZ,0,0,1);
glTranslatef( image.current.x, image.current.y, image.current.z );
glPushMatrix();
glRotatef(image.current.rot,0,1,0);
glEnable(GL_TEXTURE_2D);
image.texture->bind();
//calculate shading
float LShading = ((config.rotation != 0 )?((image.current.rot < 0)?1-1/config.rotation*image.current.rot:1):1);
float RShading = ((config.rotation != 0 )?((image.current.rot > 0)?1-1/(config.rotation*-1)*image.current.rot:1):1);
float LUP = shadingTop+(1-shadingTop)*LShading;
float LDOWN = shadingBottom+(1-shadingBottom)*LShading;
float RUP = shadingTop+(1-shadingTop)*RShading;
float RDOWN = shadingBottom+(1-shadingBottom)*RShading;;
//DrawCover
glBegin(GL_QUADS);
//esquina inferior izquierda
glColor4f(LDOWN*opacity,LDOWN*opacity,LDOWN*opacity,1);
glTexCoord2f(0.0f, 1.0f);
glVertex3f(w/2.f*-1.f, -0.5f, 0.f);
//esquina inferior derecha
glColor4f(RDOWN*opacity,RDOWN*opacity,RDOWN*opacity,1);
glTexCoord2f(1.0f, 1.0f);
glVertex3f(w/2.f, -0.5f, 0.f);
//esquina superior derecha
glColor4f(RUP*opacity,RUP*opacity,RUP*opacity,1);
glTexCoord2f(1.0f, 0.0f);
glVertex3f(w/2.f, -0.5f+h, 0.f);
//esquina superior izquierda
glColor4f(LUP*opacity,LUP*opacity,LUP*opacity,1);
glTexCoord2f(0.0f, 0.0f);
glVertex3f(w/2.f*-1.f, -0.5f+h, 0.f);
glEnd();
//Draw reflection
glBegin(GL_QUADS);
//esquina inferior izquierda
glColor4f(LUP*opacity*reflectionUp/2,LUP*opacity*reflectionUp/2,LUP*opacity*reflectionUp/2,1);
glTexCoord2f(0.0f, 0.0f);
glVertex3f(w/2.f*-1.f, -0.5f-h, 0.f);
//esquina inferior derecha
glColor4f(RUP*opacity*reflectionUp/2,RUP*opacity*reflectionUp/2,RUP*opacity*reflectionUp/2,1);
glTexCoord2f(1.0f, 0.0f);
glVertex3f(w/2.f, -0.5f-h, 0.f);
//esquina superior derecha
glColor4f(RDOWN*opacity/3,RDOWN*opacity/3,RDOWN*opacity/3,1);
glTexCoord2f(1.0f, 1.0f);
glVertex3f(w/2.f, -0.5f, 0.f);
//esquina superior izquierda
glColor4f(LDOWN*opacity/3,LDOWN*opacity/3,LDOWN*opacity/3,1);
glTexCoord2f(0.0f, 1.0f);
glVertex3f(w/2.f*-1.f, -0.5f, 0.f);
glEnd();
glDisable(GL_TEXTURE_2D);
if(showMarks && loaded[image.index] && marks[image.index] != Unread)
{
glEnable(GL_TEXTURE_2D);
if(marks[image.index] == Read)
markTexture->bind();
else
readingTexture->bind();
glBegin(GL_QUADS);
//esquina inferior izquierda
glColor4f(RUP*opacity,RUP*opacity,RUP*opacity,1);
glTexCoord2f(0.0f, 1.0f);
glVertex3f(w/2.f-0.2, -0.688f+h, 0.001f);
//esquina inferior derecha
glColor4f(RUP*opacity,RUP*opacity,RUP*opacity,1);
glTexCoord2f(1.0f, 1.0f);
glVertex3f(w/2.f-0.05, -0.688f+h, 0.001f);
//esquina superior derecha
glColor4f(RUP*opacity,RUP*opacity,RUP*opacity,1);
glTexCoord2f(1.0f, 0.0f);
glVertex3f(w/2.f-0.05, -0.488f+h, 0.001f);
//esquina superior izquierda
glColor4f(RUP*opacity,RUP*opacity,RUP*opacity,1);
glTexCoord2f(0.0f, 0.0f);
glVertex3f(w/2.f-0.2, -0.488f+h, 0.001f);
glEnd();
glDisable(GL_TEXTURE_2D);
}
glPopMatrix();
}
/*Public*/
void YACReaderFlowGL::cleanupAnimation()
{
config.animationStep = stepBackup;
viewRotateActive = 0;
}
void YACReaderFlowGL::draw()
{
int CS = currentSelected;
int count;
//Draw right Covers
for(count = numObjects-1;count > -1;count--){
if(count > CS){
drawCover(images[count]);
}
}
//Draw left Covers
for(count = 0;count < numObjects-1;count++){
if(count < CS){
drawCover(images[count]);
}
}
//Draw Center Cover
drawCover(images[CS]);
}
void YACReaderFlowGL::showPrevious()
{
startAnimationTimer();
if(currentSelected > 0){
currentSelected--;
emit centerIndexChanged(currentSelected);
config.animationStep *= config.animationSpeedUp;
if(config.animationStep > config.animationStepMax){
config.animationStep = config.animationStepMax;
}
if(viewRotateActive && viewRotate > -1){
viewRotate -= config.viewRotateAdd;
}
viewRotateActive = 1;
}
}
void YACReaderFlowGL::showNext()
{
startAnimationTimer();
if(currentSelected < numObjects-1){
currentSelected++;
emit centerIndexChanged(currentSelected);
config.animationStep *= config.animationSpeedUp;
if(config.animationStep > config.animationStepMax){
config.animationStep = config.animationStepMax;
}
if(viewRotateActive && viewRotate < 1){
viewRotate += config.viewRotateAdd;
}
viewRotateActive = 1;
}
}
void YACReaderFlowGL::setCurrentIndex(int pos)
{
if(!(pos>=0 && pos < images.length() && images.length()>0))
return;
if(pos >= images.length() && images.length() > 0)
pos = images.length()-1;
startAnimationTimer();
currentSelected = pos;
config.animationStep *= config.animationSpeedUp;
if(config.animationStep > config.animationStepMax){
config.animationStep = config.animationStepMax;
}
if(viewRotateActive && viewRotate < 1){
viewRotate += config.viewRotateAdd;
}
viewRotateActive = 1;
}
void YACReaderFlowGL::updatePositions()
{
int count;
bool stopAnimation = true;
for(count = numObjects-1;count > -1;count--){
calcVector(images[count].animEnd,count-currentSelected);
if(!animate(images[count].current,images[count].animEnd))
stopAnimation = false;
}
//slowly reset view angle
if(!viewRotateActive){
viewRotate += (0-viewRotate)*config.viewRotateSub;
}
if(fabs (images[currentSelected].current.x - images[currentSelected].animEnd.x) < 1)//viewRotate < 0.2)
{
cleanupAnimation();
if(updateCount >= 0) //TODO parametrizar
{
updateCount = 0;
updateImageData();
}
else
updateCount++;
}
else
updateCount++;
if(stopAnimation)
stopAnimationTimer();
}
void YACReaderFlowGL::insert(char *name, QOpenGLTexture * texture, float x, float y,int item)
{
startAnimationTimer();
Q_UNUSED(name)
//set a new entry
if(item == -1){
images.push_back(YACReader3DImage());
item = numObjects;
numObjects++;
calcVector(images[item].current,item);
images[item].current.z = images[item].current.z-1;
}
images[item].texture = texture;
images[item].width = x;
images[item].height = y;
images[item].index = item;
//strcpy(cfImages[item].name,name);
}
void YACReaderFlowGL::remove(int item)
{
if(item < 0 || item >= images.size())
return;
startAnimationTimer();
loaded.remove(item);
marks.remove(item);
//reposition current selection
if(item <= currentSelected && currentSelected != 0){
currentSelected--;
}
QOpenGLTexture * texture = images[item].texture;
int count = item;
while(count <= numObjects-2){
images[count].index--;
count++;
}
images.removeAt(item);
if(texture != defaultTexture)
delete(texture);
numObjects--;
}
/*Info*/
YACReader3DImage YACReaderFlowGL::getCurrentSelected()
{
return images[currentSelected];
}
void YACReaderFlowGL::replace(char *name, QOpenGLTexture * texture, float x, float y,int item)
{
startAnimationTimer();
Q_UNUSED(name)
if(images[item].index == item)
{
images[item].texture = texture;
images[item].width = x;
images[item].height = y;
loaded[item]=true;
}
else
loaded[item]=false;
}
void YACReaderFlowGL::populate(int n)
{
emit centerIndexChanged(0);
float x = 1;
float y = 1 * (700.f/480.0f);
int i;
for(i = 0;i<n;i++){
QString s = "cover";
insert(s.toLocal8Bit().data(), defaultTexture, x, y);
}
/*
for(int i = 0;i<n;i++){
QPixmap img = QPixmap(QString("./cover%1.jpg").arg(i+1));
GLuint cover = bindTexture(img, GL_TEXTURE_2D);
float y = 0.5 * (float(img.height())/img.width());
Insert("cover", cover, x, y);
}*/
loaded = QVector<bool>(n,false);
//marks = QVector<bool>(n,false);
//worker->start();
}
void YACReaderFlowGL::reset()
{
makeCurrent();
startAnimationTimer();
currentSelected = 0;
loaded.clear();
for(int i = 0;i<numObjects;i++){
if(images[i].texture != defaultTexture)
delete(images[i].texture);
}
numObjects = 0;
images.clear();
if(!hasBeenInitialized)
lazyPopulateObjects = -1;
doneCurrent();
}
void YACReaderFlowGL::reload()
{
startAnimationTimer();
int n = numObjects;
reset();
populate(n);
}
//slots
void YACReaderFlowGL::setCF_RX(int value)
{
startAnimationTimer();
config.cfRX = value;
}
void YACReaderFlowGL::setCF_RY(int value)
{
startAnimationTimer();
config.cfRY = value;
}
void YACReaderFlowGL::setCF_RZ(int value)
{
startAnimationTimer();
config.cfRZ = value;
}
void YACReaderFlowGL::setZoom(int zoom)
{
startAnimationTimer();
int width = this->width();
int height = this->height();
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
//float sideX = ((float(width)/height)/2)*1.5;
//float sideY = 0.5*1.5;
gluPerspective(zoom, (float)width / (float)height, 1.0, 200.0);
//glOrtho(-sideX, sideX, -sideY+0.2, +sideY+0.2, 4, 11.0);
glMatrixMode(GL_MODELVIEW);
}
void YACReaderFlowGL::setRotation(int angle)
{
startAnimationTimer();
config.rotation = -angle;
}
//sets the distance between the covers
void YACReaderFlowGL::setX_Distance(int distance)
{
startAnimationTimer();
config.xDistance = distance/100.0;
}
//sets the distance between the centered and the non centered covers
void YACReaderFlowGL::setCenter_Distance(int distance)
{
startAnimationTimer();
config.centerDistance = distance/100.0;
}
//sets the pushback amount
void YACReaderFlowGL::setZ_Distance(int distance)
{
startAnimationTimer();
config.zDistance = distance/100.0;
}
void YACReaderFlowGL::setCF_Y(int value)
{
startAnimationTimer();
config.cfY = value/100.0;
}
void YACReaderFlowGL::setCF_Z(int value)
{
startAnimationTimer();
config.cfZ = value;
}
void YACReaderFlowGL::setY_Distance(int value)
{
startAnimationTimer();
config.yDistance = value / 100.0;
}
void YACReaderFlowGL::setFadeOutDist(int value)
{
startAnimationTimer();
config.animationFadeOutDist = value;
}
void YACReaderFlowGL::setLightStrenght(int value)
{
startAnimationTimer();
config.viewRotateLightStrenght = value;
}
void YACReaderFlowGL::setMaxAngle(int value)
{
startAnimationTimer();
config.viewAngle = value;
}
void YACReaderFlowGL::setPreset(const Preset & p)
{
startAnimationTimer();
config = p;
}
void YACReaderFlowGL::setPerformance(Performance performance)
{
if(this->performance != performance)
{
startAnimationTimer();
this->performance = performance;
reload();
}
}
void YACReaderFlowGL::useVSync(bool b)
{
if(bUseVSync != b)
{
bUseVSync = b;
if(b)
{
QSurfaceFormat f = format();
f.setVersion(2, 1);
f.setSwapInterval(1);
setFormat(f);
}
else
{
QSurfaceFormat f = format();
f.setVersion(2, 1);
f.setSwapInterval(0);
setFormat(f);
}
reset();
}
}
void YACReaderFlowGL::setShowMarks(bool value)
{
startAnimationTimer();
showMarks = value;
}
void YACReaderFlowGL::setMarks(QVector<YACReaderComicReadStatus> marks)
{
startAnimationTimer();
this->marks = marks;
}
void YACReaderFlowGL::setMarkImage(QImage & image)
{
Q_UNUSED(image);
//qué pasa la primera vez??
//deleteTexture(markTexture);
//markTexture = bindTexture(image,GL_TEXTURE_2D,GL_RGBA,QGLContext::LinearFilteringBindOption | QGLContext::MipmapBindOption);
}
void YACReaderFlowGL::markSlide(int index, YACReaderComicReadStatus status)
{
startAnimationTimer();
marks[index] = status;
}
void YACReaderFlowGL::unmarkSlide(int index)
{
startAnimationTimer();
marks[index] = YACReader::Unread;
}
void YACReaderFlowGL::setSlideSize(QSize size)
{
Q_UNUSED(size);
//TODO calcular el tamaño del widget
}
void YACReaderFlowGL::clear()
{
reset();
}
void YACReaderFlowGL::setCenterIndex(unsigned int index)
{
setCurrentIndex(index);
}
void YACReaderFlowGL::showSlide(int index)
{
setCurrentIndex(index);
}
int YACReaderFlowGL::centerIndex()
{
return currentSelected;
}
void YACReaderFlowGL::updateMarks()
{
//do nothing
}
/*void YACReaderFlowGL::setFlowType(FlowType flowType)
{
//TODO esperar a que se reimplemente flowtype
}*/
void YACReaderFlowGL::render()
{
//do nothing
}
void YACReaderFlowGL::setFlowRightToLeft(bool b)
{
flowRightToLeft = b;
}
//EVENTOS
void YACReaderFlowGL::wheelEvent(QWheelEvent * event)
{
Movement m = getMovement(event);
switch (m) {
case None:
return;
case Forward:
showNext();
break;
case Backward:
showPrevious();
break;
default:
break;
}
}
void YACReaderFlowGL::keyPressEvent(QKeyEvent *event)
{
if((event->key() == Qt::Key_Left && !flowRightToLeft) || (event->key() == Qt::Key_Right && flowRightToLeft))
{
if(event->modifiers() == Qt::ControlModifier)
setCurrentIndex((currentSelected-10<0)?0:currentSelected-10);
else
showPrevious();
event->accept();
return;
}
if((event->key() == Qt::Key_Right && !flowRightToLeft) || (event->key() == Qt::Key_Left && flowRightToLeft))
{
if(event->modifiers() == Qt::ControlModifier)
setCurrentIndex((currentSelected+10>=numObjects)?numObjects-1:currentSelected+10);
else
showNext();
event->accept();
return;
}
if(event->key() == Qt::Key_Up)
{
//emit selected(centerIndex());
return;
}
event->ignore();
}
void YACReaderFlowGL::mousePressEvent(QMouseEvent *event)
{
makeCurrent();
if(event->button() == Qt::LeftButton)
{
float x,y;
float pixelRatio = devicePixelRatio();
x = event->x()*pixelRatio;
y = event->y()*pixelRatio;
GLint viewport[4];
GLdouble modelview[16];
GLdouble projection[16];
GLfloat winX, winY, winZ;
GLdouble posX, posY, posZ;
glGetDoublev( GL_MODELVIEW_MATRIX, modelview );
glGetDoublev( GL_PROJECTION_MATRIX, projection );
glGetIntegerv( GL_VIEWPORT, viewport );
winX = (float)x;
winY = (float)viewport[3] - (float)y;
glReadPixels(winX, int(winY), 1, 1, GL_DEPTH_COMPONENT, GL_FLOAT, &winZ );
gluUnProject(winX, winY, winZ, modelview, projection, viewport, &posX, &posY, &posZ);
if((posX >= 0.5 && !flowRightToLeft) || (posX <=-0.5 && flowRightToLeft))
{
//int index = currentSelected+1;
//while((cfImages[index].current.x-cfImages[index].width/(2.0*config.rotation)) < posX)
// index++;
//setCurrentIndex(index-1);
showNext();
}
else if((posX <=-0.5 && !flowRightToLeft) || (posX >= 0.5 && flowRightToLeft) )
showPrevious();
} else
QOpenGLWidget::mousePressEvent(event);
doneCurrent();
}
void YACReaderFlowGL::mouseDoubleClickEvent(QMouseEvent* event)
{
makeCurrent();
float x,y;
float pixelRatio = devicePixelRatio();
x = event->x()*pixelRatio;
y = event->y()*pixelRatio;
GLint viewport[4];
GLdouble modelview[16];
GLdouble projection[16];
GLfloat winX, winY, winZ;
GLdouble posX, posY, posZ;
glGetDoublev( GL_MODELVIEW_MATRIX, modelview );
glGetDoublev( GL_PROJECTION_MATRIX, projection );
glGetIntegerv( GL_VIEWPORT, viewport );
winX = (float)x;
winY = (float)viewport[3] - (float)y;
glReadPixels( x, int(winY), 1, 1, GL_DEPTH_COMPONENT, GL_FLOAT, &winZ );
gluUnProject( winX, winY, winZ, modelview, projection, viewport, &posX, &posY, &posZ);
if(posX <= 0.5 && posX >= -0.5)
{
emit selected(centerIndex());
event->accept();
}
doneCurrent();
}
YACReaderComicFlowGL::YACReaderComicFlowGL(QWidget *parent,struct Preset p )
:YACReaderFlowGL(parent,p)
{
worker = new ImageLoaderGL(this);
worker->flow = this;
}
void YACReaderComicFlowGL::setImagePaths(QStringList paths)
{
worker->reset();
reset();
numObjects = 0;
if(lazyPopulateObjects!=-1 || hasBeenInitialized)
YACReaderFlowGL::populate(paths.size());
lazyPopulateObjects = paths.size();
this->paths = paths;
//numObjects = paths.size();
}
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
void YACReaderComicFlowGL::updateImageData()
{
// can't do anything, wait for the next possibility
if(worker->busy())
return;
// set image of last one
int idx = worker->index();
if( idx >= 0 && !worker->result().isNull())
{
if(!loaded[idx])
{
float x = 1;
QImage img = worker->result();
QOpenGLTexture * texture = new QOpenGLTexture(img);
if(performance == high || performance == ultraHigh)
{
texture->setAutoMipMapGenerationEnabled(true);
texture->setMinMagFilters(QOpenGLTexture::LinearMipMapLinear,QOpenGLTexture::LinearMipMapLinear);
}
else
{
texture->setMinMagFilters(QOpenGLTexture::Linear, QOpenGLTexture::Linear);
}
float y = 1 * (float(img.height())/img.width());
QString s = "cover";
replace(s.toLocal8Bit().data(), texture, x, y,idx);
}
}
// try to load only few images on the left and right side
// i.e. all visible ones plus some extra
int count=8;
switch(performance)
{
case low:
count = 8;
break;
case medium:
count = 10;
break;
case high:
count = 12;
break;
case ultraHigh:
count = 14;
break;
}
int * indexes = new int[2*count+1];
int center = currentSelected;
indexes[0] = center;
for(int j = 0; j < count; j++)
{
indexes[j*2+1] = center+j+1;
indexes[j*2+2] = center-j-1;
}
for(int c = 0; c < 2*count+1; c++)
{
int i = indexes[c];
if((i >= 0) && (i < numObjects))
if(!loaded[i])//slide(i).isNull())
{
//loader->loadTexture(i);
//loaded[i]=true;
// schedule thumbnail generation
if(paths.size()>0)
{
QString fname = paths.at(i);
//loaded[i]=true;
worker->generate(i, fname);
}
delete[] indexes;
return;
}
}
delete[] indexes;
}
void YACReaderComicFlowGL::remove(int item)
{
worker->lock();
worker->reset();
YACReaderFlowGL::remove(item);
if(item >= 0 && item < paths.size())
paths.removeAt(item);
worker->unlock();
}
void YACReaderComicFlowGL::resortCovers(QList<int> newOrder)
{
worker->lock();
worker->reset();//is this necesary?
startAnimationTimer();
QList<QString> pathsNew;
QVector<bool> loadedNew;
QVector<YACReaderComicReadStatus> marksNew;
QVector<YACReader3DImage> imagesNew;
int index = 0;
foreach (int i, newOrder) {
pathsNew << paths.at(i);
loadedNew << loaded.at(i);
marksNew << marks.at(i);
imagesNew << images.at(i);
imagesNew.last().index = index++;
}
paths = pathsNew;
loaded = loadedNew;
marks = marksNew;
images = imagesNew;
worker->unlock();
}
YACReaderPageFlowGL::YACReaderPageFlowGL(QWidget *parent,struct Preset p )
:YACReaderFlowGL(parent,p)
{
worker = new ImageLoaderByteArrayGL(this);
worker->flow = this;
}
YACReaderPageFlowGL::~YACReaderPageFlowGL()
{
this->killTimer(timerId);
//worker->deleteLater();
rawImages.clear();
//TODO: remove checking for a valid context
//checking is needed because of this bug this bug: https://bugreports.qt.io/browse/QTBUG-60148
if (this->context() != nullptr && this->context()->isValid())
{
for(int i = 0; i<numObjects; i++) {
if (images[i].texture != defaultTexture) {
delete(images[i].texture);
}
}
if (defaultTexture != nullptr) {
delete defaultTexture;
}
}
}
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
void YACReaderPageFlowGL::updateImageData()
{
// can't do anything, wait for the next possibility
if(worker->busy())
return;
// set image of last one
int idx = worker->index();
if( idx >= 0 && !worker->result().isNull())
{
if(!loaded[idx])
{
float x = 1;
QImage img = worker->result();
QOpenGLTexture * texture = new QOpenGLTexture(img);
if(performance == high || performance == ultraHigh)
{
texture->setAutoMipMapGenerationEnabled(true);
texture->setMinMagFilters(QOpenGLTexture::LinearMipMapLinear,QOpenGLTexture::LinearMipMapLinear);
}
else
{
texture->setMinMagFilters(QOpenGLTexture::Linear, QOpenGLTexture::Linear);
}
float y = 1 * (float(img.height())/img.width());
QString s = "cover";
replace(s.toLocal8Bit().data(), texture, x, y,idx);
loaded[idx] = true;
}
}
// try to load only few images on the left and right side
// i.e. all visible ones plus some extra
int count=8;
switch(performance)
{
case low:
count = 8;
break;
case medium:
count = 10;
break;
case high:
count = 12;
break;
case ultraHigh:
count = 14;
break;
}
int * indexes = new int[2*count+1];
int center = currentSelected;
indexes[0] = center;
for(int j = 0; j < count; j++)
{
indexes[j*2+1] = center+j+1;
indexes[j*2+2] = center-j-1;
}
for(int c = 0; c < 2*count+1; c++)
{
int i = indexes[c];
if((i >= 0) && (i < numObjects))
if(rawImages.size()>0)
if(!loaded[i]&&imagesReady[i])//slide(i).isNull())
{
worker->generate(i, rawImages.at(i));
delete[] indexes;
return;
}
}
delete[] indexes;
}
void YACReaderPageFlowGL::populate(int n)
{
worker->reset();
if(lazyPopulateObjects!=-1 || hasBeenInitialized)
YACReaderFlowGL::populate(n);
lazyPopulateObjects = n;
imagesReady = QVector<bool> (n,false);
rawImages = QVector<QByteArray> (n);
imagesSetted = QVector<bool> (n,false); //puede sobrar
}
//-----------------------------------------------------------------------------
//ImageLoader
//-----------------------------------------------------------------------------
QImage ImageLoaderGL::loadImage(const QString& fileName)
{
QImage image;
bool result = image.load(fileName);
switch(flow->performance)
{
case low:
image = image.scaledToWidth(200,Qt::SmoothTransformation);
break;
case medium:
image = image.scaledToWidth(256,Qt::SmoothTransformation);
break;
case high:
image = image.scaledToWidth(320,Qt::SmoothTransformation);
break;
case ultraHigh:
break; //no scaling in ultraHigh
}
if(!result)
return QImage();
return image;
}
ImageLoaderGL::ImageLoaderGL(YACReaderFlowGL * flow):
QThread(),flow(flow),restart(false), working(false), idx(-1)
{
}
ImageLoaderGL::~ImageLoaderGL()
{
mutex.lock();
condition.wakeOne();
mutex.unlock();
wait();
}
bool ImageLoaderGL::busy() const
{
return isRunning() ? working : false;
}
void ImageLoaderGL::generate(int index, const QString& fileName)
{
mutex.lock();
this->idx = index;
this->fileName = fileName;
this->size = size;
this->img = QImage();
mutex.unlock();
if (!isRunning())
start();
else
{
// already running, wake up whenever ready
restart = true;
condition.wakeOne();
}
}
void ImageLoaderGL::lock()
{
mutex.lock();
}
void ImageLoaderGL::unlock()
{
mutex.unlock();
}
void ImageLoaderGL::run()
{
for(;;)
{
// copy necessary data
mutex.lock();
this->working = true;
QString fileName = this->fileName;
mutex.unlock();
QImage image = loadImage(fileName);
// let everyone knows it is ready
mutex.lock();
this->working = false;
this->img = image;
mutex.unlock();
// put to sleep
mutex.lock();
if (!this->restart)
condition.wait(&mutex);
restart = false;
mutex.unlock();
}
}
QImage ImageLoaderGL::result()
{
return img;
}
//-----------------------------------------------------------------------------
//ImageLoader
//-----------------------------------------------------------------------------
QImage ImageLoaderByteArrayGL::loadImage(const QByteArray& raw)
{
QImage image;
bool result = image.loadFromData(raw);
switch(flow->performance)
{
case low:
image = image.scaledToWidth(128,Qt::SmoothTransformation);
break;
case medium:
image = image.scaledToWidth(196,Qt::SmoothTransformation);
break;
case high:
image = image.scaledToWidth(256,Qt::SmoothTransformation);
break;
case ultraHigh:
image = image.scaledToWidth(320,Qt::SmoothTransformation);
break;
}
if(!result)
return QImage();
return image;
}
ImageLoaderByteArrayGL::ImageLoaderByteArrayGL(YACReaderFlowGL * flow):
QThread(),flow(flow),restart(false), working(false), idx(-1)
{
}
ImageLoaderByteArrayGL::~ImageLoaderByteArrayGL()
{
mutex.lock();
condition.wakeOne();
mutex.unlock();
wait();
}
bool ImageLoaderByteArrayGL::busy() const
{
return isRunning() ? working : false;
}
void ImageLoaderByteArrayGL::generate(int index, const QByteArray& raw)
{
mutex.lock();
this->idx = index;
this->rawData = raw;
this->size = size;
this->img = QImage();
mutex.unlock();
if (!isRunning())
start();
else
{
// already running, wake up whenever ready
restart = true;
condition.wakeOne();
}
}
void ImageLoaderByteArrayGL::run()
{
for(;;)
{
// copy necessary data
mutex.lock();
this->working = true;
QByteArray raw = this->rawData;
mutex.unlock();
QImage image = loadImage(raw);
// let everyone knows it is ready
mutex.lock();
this->working = false;
this->img = image;
mutex.unlock();
// put to sleep
mutex.lock();
if (!this->restart)
condition.wait(&mutex);
restart = false;
mutex.unlock();
}
}
QImage ImageLoaderByteArrayGL::result()
{
return img;
}