void LLParticlePartition::addGeometryCount(LLSpatialGroup* group, U32& vertex_count, U32& index_count)
{
group->mBufferUsage = mBufferUsage;
mFaceList.clear();
LLViewerCamera* camera = LLViewerCamera::getInstance();
for (LLSpatialGroup::element_iter i = group->getData().begin(); i != group->getData().end(); ++i)
{
LLDrawable* drawablep = *i;
if (drawablep->isDead())
{
continue;
}
LLAlphaObject* obj = (LLAlphaObject*) drawablep->getVObj().get();
obj->mDepth = 0.f;
if (drawablep->isAnimating())
{
group->mBufferUsage = GL_STREAM_DRAW_ARB;
}
U32 count = 0;
for (S32 j = 0; j < drawablep->getNumFaces(); ++j)
{
drawablep->updateFaceSize(j);
LLFace* facep = drawablep->getFace(j);
if ( !facep || !facep->hasGeometry())
{
continue;
}
count++;
facep->mDistance = (facep->mCenterLocal - camera->getOrigin()) * camera->getAtAxis();
obj->mDepth += facep->mDistance;
mFaceList.push_back(facep);
vertex_count += facep->getGeomCount();
index_count += facep->getIndicesCount();
llassert(facep->getIndicesCount() < 65536);
}
obj->mDepth /= count;
}
}
void LLAgentPilot::addAction(enum EActionType action_type)
{
llinfos << "Adding waypoint: " << gAgent.getPositionGlobal() << llendl;
Action action;
action.mType = action_type;
action.mTarget = gAgent.getPositionGlobal();
action.mTime = mTimer.getElapsedTimeF32();
LLViewerCamera *cam = LLViewerCamera::getInstance();
action.mCameraView = cam->getView();
action.mCameraOrigin = cam->getOrigin();
action.mCameraXAxis = cam->getXAxis();
action.mCameraYAxis = cam->getYAxis();
action.mCameraZAxis = cam->getZAxis();
mLastRecordTime = (F32)action.mTime;
mActions.put(action);
}
BOOL LLFace::calcPixelArea(F32& cos_angle_to_view_dir, F32& radius)
{
//VECTORIZE THIS
//get area of circle around face
LLVector4a center;
center.load3(getPositionAgent().mV);
LLVector4a size;
size.setSub(mExtents[1], mExtents[0]);
size.mul(0.5f);
LLViewerCamera* camera = LLViewerCamera::getInstance();
F32 size_squared = size.dot3(size).getF32();
LLVector4a lookAt;
LLVector4a t;
t.load3(camera->getOrigin().mV);
lookAt.setSub(center, t);
F32 dist = lookAt.getLength3().getF32();
dist = llmax(dist-size.getLength3().getF32(), 0.f);
lookAt.normalize3fast() ;
//get area of circle around node
F32 app_angle = atanf((F32) sqrt(size_squared) / dist);
radius = app_angle*LLDrawable::sCurPixelAngle;
mPixelArea = radius*radius * 3.14159f;
LLVector4a x_axis;
x_axis.load3(camera->getXAxis().mV);
cos_angle_to_view_dir = lookAt.dot3(x_axis).getF32();
if(dist < mBoundingSphereRadius) //camera is very close
{
cos_angle_to_view_dir = 1.0f;
mImportanceToCamera = 1.0f;
}
else
{
mImportanceToCamera = LLFace::calcImportanceToCamera(cos_angle_to_view_dir, dist);
}
return true;
}
void hud_render_text(const LLWString &wstr, const LLVector3 &pos_agent,
const LLFontGL &font,
const U8 style,
const LLFontGL::ShadowType shadow,
const F32 x_offset, const F32 y_offset,
const LLColor4& color,
const BOOL orthographic)
{
LLViewerCamera* camera = LLViewerCamera::getInstance();
// Do cheap plane culling
LLVector3 dir_vec = pos_agent - camera->getOrigin();
dir_vec /= dir_vec.magVec();
if (wstr.empty() || (!orthographic && dir_vec * camera->getAtAxis() <= 0.f))
{
return;
}
LLVector3 right_axis;
LLVector3 up_axis;
if (orthographic)
{
right_axis.setVec(0.f, -1.f / gViewerWindow->getWorldViewHeightScaled(), 0.f);
up_axis.setVec(0.f, 0.f, 1.f / gViewerWindow->getWorldViewHeightScaled());
}
else
{
camera->getPixelVectors(pos_agent, up_axis, right_axis);
}
LLCoordFrame render_frame = *camera;
LLQuaternion rot;
if (!orthographic)
{
rot = render_frame.getQuaternion();
rot = rot * LLQuaternion(-F_PI_BY_TWO, camera->getYAxis());
rot = rot * LLQuaternion(F_PI_BY_TWO, camera->getXAxis());
}
else
{
rot = LLQuaternion(-F_PI_BY_TWO, LLVector3(0.f, 0.f, 1.f));
rot = rot * LLQuaternion(-F_PI_BY_TWO, LLVector3(0.f, 1.f, 0.f));
}
F32 angle;
LLVector3 axis;
rot.getAngleAxis(&angle, axis);
LLVector3 render_pos = pos_agent + (floorf(x_offset) * right_axis) + (floorf(y_offset) * up_axis);
//get the render_pos in screen space
LLVector3 window_coordinates;
F32& winX = window_coordinates.mV[VX];
F32& winY = window_coordinates.mV[VY];
F32& winZ = window_coordinates.mV[VZ];
const LLRect& world_view_rect = gViewerWindow->getWorldViewRectRaw();
glProjectf(render_pos, gGLModelView, gGLProjection, world_view_rect, window_coordinates);
//fonts all render orthographically, set up projection``
gGL.matrixMode(LLRender::MM_PROJECTION);
gGL.pushMatrix();
gGL.matrixMode(LLRender::MM_MODELVIEW);
gGL.pushMatrix();
LLUI::pushMatrix();
gl_state_for_2d(world_view_rect.getWidth(), world_view_rect.getHeight());
gViewerWindow->setup3DViewport();
winX -= world_view_rect.mLeft;
winY -= world_view_rect.mBottom;
LLUI::loadIdentity();
gGL.loadIdentity();
LLUI::translate((F32) winX*1.0f/LLFontGL::sScaleX, (F32) winY*1.0f/(LLFontGL::sScaleY), -(((F32) winZ*2.f)-1.f));
F32 right_x;
font.render(wstr, 0, 0, 0, color, LLFontGL::LEFT, LLFontGL::BASELINE, style, shadow, wstr.length(), 1000, &right_x);
LLUI::popMatrix();
gGL.popMatrix();
gGL.matrixMode(LLRender::MM_PROJECTION);
gGL.popMatrix();
gGL.matrixMode(LLRender::MM_MODELVIEW);
}
void hud_render_text(const LLWString &wstr, const LLVector3 &pos_agent,
const LLFontGL &font,
const U8 style,
const F32 x_offset, const F32 y_offset,
const LLColor4& color,
const BOOL orthographic)
{
LLViewerCamera* camera = LLViewerCamera::getInstance();
// Do cheap plane culling
LLVector3 dir_vec = pos_agent - camera->getOrigin();
dir_vec /= dir_vec.magVec();
if (wstr.empty() || (!orthographic && dir_vec * camera->getAtAxis() <= 0.f))
{
return;
}
LLVector3 right_axis;
LLVector3 up_axis;
if (orthographic)
{
right_axis.setVec(0.f, -1.f / gViewerWindow->getWindowHeight(), 0.f);
up_axis.setVec(0.f, 0.f, 1.f / gViewerWindow->getWindowHeight());
}
else
{
camera->getPixelVectors(pos_agent, up_axis, right_axis);
}
LLCoordFrame render_frame = *camera;
LLQuaternion rot;
if (!orthographic)
{
rot = render_frame.getQuaternion();
rot = rot * LLQuaternion(-F_PI_BY_TWO, camera->getYAxis());
rot = rot * LLQuaternion(F_PI_BY_TWO, camera->getXAxis());
}
else
{
rot = LLQuaternion(-F_PI_BY_TWO, LLVector3(0.f, 0.f, 1.f));
rot = rot * LLQuaternion(-F_PI_BY_TWO, LLVector3(0.f, 1.f, 0.f));
}
F32 angle;
LLVector3 axis;
rot.getAngleAxis(&angle, axis);
LLVector3 render_pos = pos_agent + (floorf(x_offset) * right_axis) + (floorf(y_offset) * up_axis);
//get the render_pos in screen space
F64 winX, winY, winZ;
gluProject(render_pos.mV[0], render_pos.mV[1], render_pos.mV[2],
gGLModelView, gGLProjection, (GLint*) gGLViewport,
&winX, &winY, &winZ);
//fonts all render orthographically, set up projection
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glMatrixMode(GL_MODELVIEW);
LLUI::pushMatrix();
gViewerWindow->setup2DRender();
LLUI::loadIdentity();
LLUI::translate((F32) winX*1.0f/LLFontGL::sScaleX, (F32) winY*1.0f/(LLFontGL::sScaleY), -(((F32) winZ*2.f)-1.f));
//glRotatef(angle * RAD_TO_DEG, axis.mV[VX], axis.mV[VY], axis.mV[VZ]);
//glScalef(right_scale, up_scale, 1.f);
F32 right_x;
font.render(wstr, 0, 0, 0, color, LLFontGL::LEFT, LLFontGL::BASELINE, style, wstr.length(), 1000, &right_x);
LLUI::popMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
}
