void LadybugWidget::wheelEvent(QWheelEvent* e)
{
for (int cam = 0; cam < CAMERAS; cam++)
{
QRect r = cameraRect(cam);
if (r.contains(e->pos()))
{
QPointF oldOffset;
double oldZoom = cameraZoom(cam, &oldOffset);
// negative = zoom in
const double FACTOR = 1.25;
double zoom = oldZoom * (e->delta() > 0 ? 1/FACTOR : FACTOR);
if (zoom < 1) zoom = 1;
if (zoom > 4) zoom = 4;
if (zoom == oldZoom) return;
QPointF pos = (e->pos()-r.topLeft())/oldZoom;
QPointF newPos = pos * oldZoom/zoom;
QPointF offset = oldOffset + pos - newPos;
printf("delta %d | pos %.1f,%.1f | new_pos %.1f,%.1f | zoom %.2f | offset %.1f,%.1f\n", e->delta(), pos.x(),pos.y(), newPos.x(), newPos.y(), zoom, offset.x(), offset.y());
setCameraZoom(cam, zoom, offset);
if (mPaused)
updateVideo(getSingleFrame(mCurrentFrame));
break;
}
}
}
LadybugPlayerFrame LadybugWidget::getSingleFrame(int frameId)
{
LadybugImage image;
// go to the frame
mStream.seekToFrame(frameId);
// fetch the frame
bool res = mStream.readNextFrame(image);
if (!res)
{
LadybugPlayerFrame invalidFrame;
invalidFrame.frameId = -1;
return invalidFrame;
}
LadybugPlayerFrame playerFrame;
playerFrame.frameId = mStream.currentFrame();
playerFrame.time = image.time();
// decode images
for (int c = 0; c < 6; c++)
{
int pow_scale = (cameraZoom(c) > 1 ? 0 : 1);
if (cameraState(c))
playerFrame.imgs[c] = image.getColorImage(c, true, pow_scale);
else
playerFrame.imgs[c] = QImage();
}
return playerFrame;
}
void LadybugWidget::paintEvent(QPaintEvent* /* event */)
{
QPainter p(this);
if (!mHasImage)
{
p.drawLine(0,0, width(), height());
p.drawLine(width(),0, 0, height());
return;
}
QRect srcRect;
int x = 0;
p.save();
p.translate(100,1);
for (int c = 0; c < CAMERAS; c++)
{
int cam = (c+3) % CAMERAS;
if (cam == 5) // top cam - skip
continue;
if (cameraState(cam))
{
QColor color = QColor::fromHsv(cam*72, 255,255);
p.setPen(QPen(color, PEN_WIDTH));
p.drawRect(x,0, IMG_WIDTH + PEN_WIDTH, IMG_HEIGHT + PEN_WIDTH);
QPointF offset;
double zoom = cameraZoom(cam, &offset);
printf("draw: zoom %.2f -- off %.1f,%.1f -- %.1f x %.1f\n", zoom, offset.x(), offset.y(), IMG_WIDTH/zoom, IMG_HEIGHT/zoom);
// prepare source rectangle - usually a window from the image
// additionally image can be scaled for better details when zoomed in
int imgScale = mImgs[cam].width() / IMG_WIDTH;
QSize imgSize = QSize(IMG_WIDTH/zoom, IMG_HEIGHT/zoom) * imgScale;
QPoint imgOffset = offset.toPoint() * imgScale;
srcRect = QRect(imgOffset, imgSize);
p.drawImage(QRect(x+PEN_WIDTH/2, PEN_WIDTH/2, IMG_WIDTH, IMG_HEIGHT), mImgs[cam], srcRect);
x += IMG_WIDTH + PEN_WIDTH*3;
}
}
p.restore();
// draw info
drawNavigation(p);
p.setPen(QColor(255,0,0));
p.drawText(20,120, QString("%1 / %2").arg(mCurrentFrame).arg(mStream.framesCount()) );
p.drawText(20,140, QString::number((mCurrentTime-mStartTime)/1000.0, 'f', 3) + " s");
}
/*-----------------------------------------------------------------------------
Name : svShipViewRender
Description : Callback which draws the main ship view.
Inputs : standard FE callback
Outputs : ..
Return : void
----------------------------------------------------------------------------*/
void svShipViewRender(featom* atom, regionhandle region)
{
rectangle drawRect;
rectangle* rect;
rectangle viewRect;
fonthandle currentFont;
GLint viewPort[4];
GLint box[4];
ShipStaticInfo* info;
real32 scale;
sdword width, height;
sdword x, y;
keyindex key;
char* keystring;
bool resetRender = FALSE;
char temp[100];
// facilitates smooth transition between auto/manual rotation of ship
static real32 angle_user_rotated_to = 0.0f;
static real32 declination_user_rotated_to = 0.0f;
static real32 time_user_rotated_view = 0.0f;
real32 real_time_angle = 0.0f;
static real32 user_real_angle_offset = 0.0f;
rect = ®ion->rect;
viewRect.x0 = 0;
viewRect.y0 = 0;
viewRect.x1 = MAIN_WindowWidth - 1;
viewRect.y1 = MAIN_WindowHeight - 1;
info = NULL;
if (svShipType != DefaultShip)
{
if (universe.curPlayerPtr)
{
info = GetShipStaticInfoSafe(svShipType, universe.curPlayerPtr->race);
}
if (info == NULL)
{
info = GetShipStaticInfoSafe(svShipType, GetValidRaceForShipType(svShipType));
}
if (info == NULL)
{
return;
}
}
svShipViewRegion = region;
if (!resetRender)
{
if (svMouseInside)
{
ferDrawFocusWindow(region, lw_focus);
}
else
{
ferDrawFocusWindow(region, lw_normal);
}
}
soundEventUpdate();
currentFont = fontMakeCurrent(svShipViewFont);
if (region->flags == 0 || region->flags == RPE_DrawFunctionAdded)
{ //if region not processed yet
region->flags =
RPE_Enter | RPE_Exit |
RPE_WheelDown | RPE_WheelUp |
RPE_PressLeft | RPE_ReleaseLeft |
RPE_PressRight | RPE_ReleaseRight;
regFunctionSet(region, (regionfunction) svReadMouseEvent); //set new region handler function
}
//scale = *svScale[svShipType];
//svCamera.closestZoom = *svMinZoom[svShipType];
//svCamera.farthestZoom = *svMaxZoom[svShipType];
scale = 1.0f; //*svScale[svShipType];
if(svShipType != DefaultShip)
{
svCamera.closestZoom = info->minimumZoomDistance*svZoomInScalar;
svCamera.farthestZoom = (svCamera.closestZoom+info->staticheader.staticCollInfo.approxcollspheresize)*svZoomOutScalar;
if(ReZoom)
{
ReZoom=FALSE;
cameraZoom(&svCamera,1.0f,FALSE);
}
if (svMouseInside && (wheel_down || wheel_up))
{
cameraControl(&svCamera, FALSE);
}
else if (svMouseInside && svMousePressRight)
{
camMouseX = (svMouseCentreX - mouseCursorX()) * 4; //was 2
camMouseY = (svMouseCentreY - mouseCursorY()) * 4;
savecamMouseX = savecamMouseX * SPIN_FEEDBACK +
(real32)camMouseX * (1.0f - SPIN_FEEDBACK);
cameraControl(&svCamera, FALSE); //update the camera
mouseCursorHide();
mousePositionSet(svMouseCentreX, svMouseCentreY); // Reset position so it doesn't walk off region
// keep track of where the user left the camera so we can sync auto-rotation with it
angle_user_rotated_to = svCamera.angle;
declination_user_rotated_to = svCamera.declination;
time_user_rotated_view = universe.totaltimeelapsed;
}
else // auto rotate ship model
{
// continual 360 degree yaw rotation
real_time_angle = DEG_TO_RAD(remainder(universe.totaltimeelapsed, SV_360_ROTATION_SECS) / SV_360_ROTATION_SECS * 360);
if (angle_user_rotated_to >= 0.0) {
user_real_angle_offset = angle_user_rotated_to - real_time_angle;
angle_user_rotated_to = -1.0;
}
svCamera.angle = real_time_angle + user_real_angle_offset;
// collapse pitch to default declination
if (time_user_rotated_view > 0.0) {
if (universe.totaltimeelapsed > time_user_rotated_view + SV_PITCH_FLATTEN_SECS) {
svCamera.declination = DEG_TO_RAD(svDeclination);
time_user_rotated_view = 0.0;
}
else {
svCamera.declination = declination_user_rotated_to + (DEG_TO_RAD(svDeclination) - declination_user_rotated_to) * ((universe.totaltimeelapsed - time_user_rotated_view) / SV_PITCH_FLATTEN_SECS);
}
}
if (svMouseInside) mouseCursorShow();
}
}
//rotation
drawRect.x0 = rect->x0 + SV_ViewMargin;
drawRect.y0 = rect->y0 + SV_ViewMargin;
drawRect.x1 = rect->x1 - SV_ViewMargin;
drawRect.y1 = rect->y1 - SV_ViewMargin;
width = drawRect.x1 - drawRect.x0;
height = drawRect.y1 - drawRect.y0;
glGetIntegerv(GL_VIEWPORT, viewPort);
glViewport(drawRect.x0, MAIN_WindowHeight - drawRect.y1, width, height);
primModeSet2();
if (!resetRender)
{
primRectSolid2(&viewRect, FEC_Background);
}
primModeClear2();
glEnable(GL_SCISSOR_TEST);
glGetIntegerv(GL_SCISSOR_BOX, box);
glScissor(drawRect.x0, MAIN_WindowHeight - drawRect.y1, width, height);
glClear(GL_DEPTH_BUFFER_BIT);
glDisable(GL_SCISSOR_TEST);
rndPerspectiveCorrection(TRUE);
//svCamera.lookatpoint.x = -info->staticheader.staticCollInfo.collsphereoffset.z * scale;
//svCamera.lookatpoint.y = -info->staticheader.staticCollInfo.collsphereoffset.x * scale;
//svCamera.lookatpoint.z = -info->staticheader.staticCollInfo.collsphereoffset.y * scale;
if (svShipType == DefaultShip)
{
svCamera.lookatpoint.x=0.0f;
svCamera.lookatpoint.y=0.0f;
svCamera.lookatpoint.z=0.0f;
}
else
{
svCamera.lookatpoint.x = -info->staticheader.staticCollInfo.collsphereoffset.z;
svCamera.lookatpoint.y = -info->staticheader.staticCollInfo.collsphereoffset.x;
svCamera.lookatpoint.z = -info->staticheader.staticCollInfo.collsphereoffset.y;
}
cameraSetEyePosition(&svCamera);
rndLightingEnable(TRUE);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
rgluPerspective(
svCamera.fieldofview,
(float)(width) / (float)(height) /*rndAspectRatio*/, //set projection matrix
svCamera.clipPlaneNear,
svCamera.clipPlaneFar);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
rgluLookAt(
svCamera.eyeposition.x,
svCamera.eyeposition.y,
svCamera.eyeposition.z,
svCamera.lookatpoint.x,
svCamera.lookatpoint.y,
svCamera.lookatpoint.z,
svCamera.upvector.x,
svCamera.upvector.y,
svCamera.upvector.z);
glPushMatrix();
glRotatef(-90.0f, 0.0f, 1.0f, 0.0f);
glGetFloatv(GL_MODELVIEW_MATRIX, (GLfloat *)(&rndCameraMatrix));
glGetFloatv(GL_PROJECTION_MATRIX, (GLfloat *)(&rndProjectionMatrix));
glEnable(GL_NORMALIZE);
glLightfv(GL_LIGHT0, GL_POSITION, lightPosition0); //position light(s) within world
glScalef(scale, scale, scale);
if (svShipType != DefaultShip)
{
sdword index;
//try player index colours first
index = universe.curPlayerIndex;
if (info->teamColor[index] == 0)
{
//colour scheme doesn't exist, search for something valid
for (index = 0; index < MAX_MULTIPLAYER_PLAYERS; index++)
{
if (info->teamColor[index] != 0)
{
break;
}
}
if (index == MAX_MULTIPLAYER_PLAYERS)
{
//this ship doesn't have any colour info,
//at least avoid a GPF
index = universe.curPlayerIndex;
}
}
meshRender((meshdata *)info->staticheader.LOD->level[0].pData, index);
}
glDisable(GL_NORMALIZE);
glPopMatrix();
primModeSet2();
glScissor(box[0], box[1], box[2], box[3]);
glViewport(viewPort[0], viewPort[1], viewPort[2], viewPort[3]);
rndLightingEnable(FALSE);
rndPerspectiveCorrection(FALSE);
x = rect->x0 + 2 + SV_ViewMargin;
y = rect->y0 + 2 + SV_ViewMargin;
if (svShipType != DefaultShip && !resetRender)
{
fontPrintf(
x,
y,
FEC_ListItemStandard,
"%s",
ShipTypeToNiceStr(svShipType));
y += fontHeight(" ");
sprintf(temp, "%s %d %s",strGetString(strSVCost),info->buildCost, strGetString(strSVRUs));
fontPrintf(
x,
y,
FEC_ListItemStandard,
temp);
if (cmPrintHotKey)
{
x = rect->x1 - 2 - SV_ViewMargin;
y = rect->y0 + 2 + SV_ViewMargin;
key = cmShipTypeToKey(svShipType);
keystring = opKeyToNiceString((keyindex)(key & 0x00ff));
if (key & CM_SHIFT)
{
width = fontWidthf("[SHIFT-%s]",keystring);
fontPrintf(
x-width,
y,
FEC_ListItemStandard,
"[SHIFT-%s]",
keystring);
}
else if (key)
{
width = fontWidthf("[%s]",keystring);
fontPrintf(
x-width,
y,
FEC_ListItemStandard,
"[%s]",
keystring);
}
}
}
fontMakeCurrent(currentFont);
svDirtyShipView();
}
Camera::Camera(float xCenter, float yCenter, float w, float h, float zoom) : view(sf::Vector2f(xCenter, yCenter), sf::Vector2f(w, h)){
this->w = w;
this->h = h;
cameraZoom(zoom);
}
