PresentationPDF Available

Enhancing Interactive Non-Planar Projections of 3D Geovirtual Environments with Stereoscopic Imaging

Authors:
  • Federal Agency for Metrology and Surveying, Vienna, Austria

Abstract

Presentation of Research Paper "Enhancing Interactive Non-Planar Projections of 3D Geovirtual Environments with Stereoscopic Imaging"
1
1..N Stereo Mates
Stereo Rendering Component
Scene
Geometry + Textures 1..N Virtual Cameras
Stereo Mate Generation
Chroma Depth Active
Output Device (Screen, Projector, Printer)
Passive ...
Planar Projection Image-based
Non-Planar Projection
Geometry-based
Non-Planar Projection
-β/2
-α/2
Fst = (s,t)
β/2
0
α/2
φ
Viewport
Layered Rendering Projection Function δP + Layer Sampling
Polygonal Scene Texture Layers Non-Planar Projection Stereo PairsLeft
Right
primitive
index (e.g.
0,0,1,2,2,2,)
step 3: indexed rendering
render each indexed primitive
into projection pieces
projection &
clip matrices framebuffer
step 2: primitive replication
create an index containing the respective number
of replications per input triangle
scene
triangles
per-triangle
replication
count
step 1: replication determination
calculate and write one replication count per input
triangle
COP COP
Non-Planar Projection Surface Non-Planar Projection Surface
Approximation (coarse)
step 3: indexed rendering
render each indexed primitive into two projection
pieces (for left and right eye)
scene
triangles
per-triangle
replication
count
step 1: replication determination
calculate and write one replication count per input
triangle
step 2: primitive replication
create an index containing the respective number
of replications per input triangle
left eye
framebuffer
projection &
clip matrices
primitive
index (e.g.
0,0,1,2,2,2,)
right eye
framebuffer
step 4: stereo compositing
join both framebuffers into a single output image framebuffer
Left Right
HITIT
near
vrm = ƒrm(vclamp)
vdt = ƒdt(V)
vclamp = ƒclamp(vdt)far
RGB
CMY
RWB
Cout = ƒsample(vrm)
csce
HITIT
HITIT
ResearchGate has not been able to resolve any citations for this publication.
ResearchGate has not been able to resolve any references for this publication.