TW371746B - Method for forming spot light characteristics and the image processing device using the method - Google Patents

Method for forming spot light characteristics and the image processing device using the method

Info

Publication number
TW371746B
TW371746B TW087105592A TW87105592A TW371746B TW 371746 B TW371746 B TW 371746B TW 087105592 A TW087105592 A TW 087105592A TW 87105592 A TW87105592 A TW 87105592A TW 371746 B TW371746 B TW 371746B
Authority
TW
Taiwan
Prior art keywords
light
spot light
picture
light source
graphic
Prior art date
Application number
TW087105592A
Other languages
English (en)
Inventor
Seisuke Morioka
Keisuke Yasui
Original Assignee
Sega Enterprises Kk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sega Enterprises Kk filed Critical Sega Enterprises Kk
Application granted granted Critical
Publication of TW371746B publication Critical patent/TW371746B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G06T15/506—Illumination models
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects
    • G06T15/80—Shading

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
TW087105592A 1997-05-07 1998-04-13 Method for forming spot light characteristics and the image processing device using the method TW371746B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11597197 1997-05-07
JP17590497 1997-07-01

Publications (1)

Publication Number Publication Date
TW371746B true TW371746B (en) 1999-10-11

Family

ID=26454384

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087105592A TW371746B (en) 1997-05-07 1998-04-13 Method for forming spot light characteristics and the image processing device using the method

Country Status (9)

Country Link
US (1) US6333742B1 (zh)
EP (1) EP0974935B1 (zh)
JP (1) JP4060375B2 (zh)
KR (1) KR100295709B1 (zh)
CN (1) CN1231041A (zh)
DE (1) DE69826996T2 (zh)
ES (1) ES2226109T3 (zh)
TW (1) TW371746B (zh)
WO (1) WO1998050890A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001084405A (ja) * 1999-09-16 2001-03-30 Sega Corp ポリゴン画像形成方法及び、これを用いた画像処理装置
US6753875B2 (en) * 2001-08-03 2004-06-22 Hewlett-Packard Development Company, L.P. System and method for rendering a texture map utilizing an illumination modulation value
US7948490B2 (en) * 2003-10-22 2011-05-24 Microsoft Corporation Hardware-accelerated computation of radiance transfer coefficients in computer graphics
WO2007143340A2 (en) * 2006-06-02 2007-12-13 Clairvoyante, Inc High dynamic contrast display system having multiple segmented backlight
US8913829B2 (en) 2012-06-05 2014-12-16 Tandent Vision Science, Inc. Automatic processing scale estimation for use in an image process
CN104361863A (zh) * 2014-11-30 2015-02-18 南京巨鲨显示科技有限公司 基于等高圆近似的亮度均匀性调节方法
GB2545226A (en) * 2015-12-09 2017-06-14 Samsung Electronics Co Ltd Determining lighting in a 3D virtual scene

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60246481A (ja) * 1984-05-21 1985-12-06 Yokogawa Hokushin Electric Corp 図形表示装置
JPH0746391B2 (ja) * 1984-09-14 1995-05-17 株式会社日立製作所 図形シエ−デイング装置
CA1260638A (en) * 1985-02-26 1989-09-26 Tetsuzo Kuragano Method of displaying image
JP2806023B2 (ja) 1990-09-19 1998-09-30 ソニー株式会社 画像表示処理装置
JP2973573B2 (ja) 1991-04-12 1999-11-08 ソニー株式会社 画像変換装置
GB9301661D0 (en) * 1993-01-28 1993-03-17 Philips Electronics Uk Ltd Rendering an image
JPH06301794A (ja) * 1993-04-15 1994-10-28 Matsushita Electric Ind Co Ltd ３次元画像生成表示装置
JP2763502B2 (ja) 1994-12-01 1998-06-11 株式会社ナムコ 画像合成装置及び画像合成方法
JPH1063874A (ja) 1996-08-13 1998-03-06 Tsuneo Ikedo スポットライティング回路

Also Published As

Publication number Publication date
JP4060375B2 (ja) 2008-03-12
EP0974935B1 (en) 2004-10-13
US6333742B1 (en) 2001-12-25
EP0974935A4 (en) 2003-04-16
DE69826996T2 (de) 2005-03-10
KR20000023605A (ko) 2000-04-25
WO1998050890A1 (fr) 1998-11-12
ES2226109T3 (es) 2005-03-16
EP0974935A1 (en) 2000-01-26
DE69826996D1 (de) 2004-11-18
KR100295709B1 (ko) 2001-07-28
CN1231041A (zh) 1999-10-06

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees