[go: up one dir, main page]

Hwa et al., 2004 - Google Patents

Adaptive 4-8 texture hierarchies

Hwa et al., 2004

View PDF
Document ID
5836416630328576657
Author
Hwa L
Duchaineau M
Joy K
Publication year
Publication venue
IEEE Visualization 2004

External Links

Snippet

We address the texture level-of-detail problem for extremely large surfaces such as terrain during realtime, view-dependent rendering. A novel texture hierarchy is introduced based on 4-8 refinements of raster tiles, in which the texture grids in effect rotate 45 degrees for each …
Continue reading at escholarship.org (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/05—Geographic models
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/04—Texture mapping
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/40—Filling a planar surface by adding surface attributes, e.g. colour or texture
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/005—General purpose rendering architectures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G06T15/60—Shadow generation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/20—Drawing from basic elements, e.g. lines or circles
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding, e.g. from bit-mapped to non bit-mapped
    • G06T9/001—Model-based coding, e.g. wire frame
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2210/00—Indexing scheme for image generation or computer graphics
    • G06T2210/08—Bandwidth reduction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/06—Ray-tracing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/005—Tree description, e.g. octree, quadtree
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/30—Information retrieval; Database structures therefor; File system structures therefor
    • G06F17/30286—Information retrieval; Database structures therefor; File system structures therefor in structured data stores
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2210/00—Indexing scheme for image generation or computer graphics
    • G06T2210/32—Image data format
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformation in the plane of the image, e.g. from bit-mapped to bit-mapped creating a different image
    • G06T3/40—Scaling the whole image or part thereof
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2210/00—Indexing scheme for image generation or computer graphics
    • G06T2210/12—Bounding box
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements

Similar Documents

Publication Publication Date Title
Hwa et al. Adaptive 4-8 texture hierarchies
Hwa et al. Real-time optimal adaptation for planetary geometry and texture: 4-8 tile hierarchies
US8570322B2 (en) Method, system, and computer program product for efficient ray tracing of micropolygon geometry
EP1596339B1 (en) Terrain rendering using nested regular grids
Strugar Continuous distance-dependent level of detail for rendering heightmaps
US20110316854A1 (en) Global Visualization Process Terrain Database Builder
CN1753033A (en) Real-time Rendering Method of Realistic 3D Terrain Geometric Model
Zhang Speeding up large-scale geospatial polygon rasterization on GPGPUs
Lario et al. Hyperblock-quadtin: Hyper-block quadtree based triangulated irregular networks
CN119379937A (en) A method for constructing three-dimensional war chess maps based on DEM and remote sensing feature classification
CN114511659A (en) Rendering optimization method for volume rendering under digital earth terrain constraints
Agranov et al. Algorithms for rendering realistic terrain image sequences and their parellel implementation
Koca et al. A hybrid representation for modeling, interactive editing, and real-time visualization of terrains with volumetric features
Lee et al. Bimodal vertex splitting: Acceleration of quadtree triangulation for terrain rendering
Masood et al. A novel method for adaptive terrain rendering using memory-efficient tessellation codes for virtual globes
Dalei et al. A Review of LOD based Techniques for Real-time Terrain Rendering
Kuder et al. Point-based rendering optimization with textured meshes for fast LiDAR visualization
Đurđević et al. Domino tiling: a new method of real-time conforming mesh construction for rendering changeable height fields
CN120182523B (en) A 3D flood visualization method based on image access to inundation model results
Ponchio Multiresolution structures for interactive visualization of very large 3D datasets
Yusov et al. GPU-optimized efficient quad-tree based progressive multiresolution model for interactive large scale terrain rendering
Kaiser Efficient Rendering of Earth Surface for Air Traffic Visualization
Schütz Interactive exploration of point clouds
Zhang et al. Real-time rendering of large-scale terrain based on GPU
Yang et al. Game engine support for terrain rendering in architectural design