CN1295657C - 确定用于足印的纹素色彩值的色彩计算的方法 - Google Patents
确定用于足印的纹素色彩值的色彩计算的方法 Download PDFInfo
- Publication number
- CN1295657C CN1295657C CNB038023881A CN03802388A CN1295657C CN 1295657 C CN1295657 C CN 1295657C CN B038023881 A CNB038023881 A CN B038023881A CN 03802388 A CN03802388 A CN 03802388A CN 1295657 C CN1295657 C CN 1295657C
- Authority
- CN
- China
- Prior art keywords
- texel
- limit
- footmark
- square frame
- weighting factor
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC 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
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
- G06T15/04—Texture mapping
Abstract
Description
sign(si,x) | sigh(si,y) | ai,x | ai,y |
≥0 | <0 | -1 | -1 |
>0 | ≥0 | +1 | -1 |
≤0 | >0 | +1 | +1 |
<0 | ≤0 | -1 | +1 |
=0 | =0 | 0 | 0 |
y* ofs | y是纹素行k=0的整数坐标 |
X* ofs | x是纹素行k=0的整数坐标 |
Y* num | 纹素行的数目 |
w’tex[k] | 在0.0至1.0范围内加权的纹素 |
w’prop[k] | 在此行中,在最右侧的被加权纹素的右侧的纹素的加权因子 |
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10242640A DE10242640A1 (de) | 2002-09-13 | 2002-09-13 | Verfahren zur Festlegung von Gewichtungsfaktoren für die Farbberechnung eines Farbwerts von Texeln für einen Footprint |
DE10242640.6 | 2002-09-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1618085A CN1618085A (zh) | 2005-05-18 |
CN1295657C true CN1295657C (zh) | 2007-01-17 |
Family
ID=31895971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038023881A Expired - Fee Related CN1295657C (zh) | 2002-09-13 | 2003-09-09 | 确定用于足印的纹素色彩值的色彩计算的方法 |
Country Status (10)
Country | Link |
---|---|
US (2) | US7379072B2 (zh) |
EP (1) | EP1537538B1 (zh) |
JP (1) | JP4009289B2 (zh) |
KR (1) | KR100623327B1 (zh) |
CN (1) | CN1295657C (zh) |
AT (1) | ATE315813T1 (zh) |
AU (1) | AU2003264284A1 (zh) |
DE (2) | DE10242640A1 (zh) |
TW (1) | TWI282520B (zh) |
WO (1) | WO2004032062A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7737988B1 (en) * | 2005-11-14 | 2010-06-15 | Nvidia Corporation | Using font filtering engines for texture blitting |
US7924290B2 (en) * | 2007-05-30 | 2011-04-12 | Nvidia Corporation | Method and system for processing texture samples with programmable offset positions |
US9990748B2 (en) * | 2015-03-18 | 2018-06-05 | Intel Corporation | Corner texel addressing mode |
KR102477265B1 (ko) * | 2015-09-24 | 2022-12-13 | 삼성전자주식회사 | 그래픽스 프로세싱 장치 및 그래픽스 파이프라인의 텍스쳐링을 위한 LOD(level of detail)를 결정하는 방법 |
US10657699B1 (en) * | 2018-12-08 | 2020-05-19 | Arm Limited | Performing texturing operations for sets of plural execution threads in graphics processing systems |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6097397A (en) * | 1997-11-20 | 2000-08-01 | Real 3D, Inc. | Anisotropic texture mapping using silhouette/footprint analysis in a computer image generation system |
CN1305612A (zh) * | 1998-06-17 | 2001-07-25 | 新泻精密株式会社 | 数据插值方式 |
US6292193B1 (en) * | 1998-07-30 | 2001-09-18 | Compaq Computer Corporation | Techniques for anisotropic texture mapping using multiple space-invariant filtering operations per pixel |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1309198C (en) * | 1987-12-10 | 1992-10-20 | Carlo J. Evangelisti | Parallel rendering of smoothly shaded color triangles with anti-aliased edges for a three dimensional color display |
US5651104A (en) * | 1995-04-25 | 1997-07-22 | Evans & Sutherland Computer Corporation | Computer graphics system and process for adaptive supersampling |
JPH09147125A (ja) | 1995-11-22 | 1997-06-06 | Oki Data:Kk | 輪郭線抽出方法と抽出装置 |
US6184893B1 (en) * | 1998-01-08 | 2001-02-06 | Cirrus Logic, Inc. | Method and system for filtering texture map data for improved image quality in a graphics computer system |
US6191793B1 (en) * | 1998-04-01 | 2001-02-20 | Real 3D, Inc. | Method and apparatus for texture level of detail dithering |
US6700672B1 (en) | 1999-07-30 | 2004-03-02 | Mitsubishi Electric Research Labs, Inc. | Anti-aliasing with line samples |
JP3367509B2 (ja) | 1999-12-16 | 2003-01-14 | 株式会社セガ | 画像生成方法及びこれを用いた画像生成装置 |
US6509902B1 (en) * | 2000-02-28 | 2003-01-21 | Mitsubishi Electric Research Laboratories, Inc. | Texture filtering for surface elements |
-
2002
- 2002-09-13 DE DE10242640A patent/DE10242640A1/de not_active Withdrawn
-
2003
- 2003-09-09 WO PCT/EP2003/010017 patent/WO2004032062A1/de active IP Right Grant
- 2003-09-09 EP EP03798898A patent/EP1537538B1/de not_active Expired - Lifetime
- 2003-09-09 AU AU2003264284A patent/AU2003264284A1/en not_active Abandoned
- 2003-09-09 CN CNB038023881A patent/CN1295657C/zh not_active Expired - Fee Related
- 2003-09-09 AT AT03798898T patent/ATE315813T1/de not_active IP Right Cessation
- 2003-09-09 JP JP2004540606A patent/JP4009289B2/ja not_active Expired - Fee Related
- 2003-09-09 KR KR1020047010790A patent/KR100623327B1/ko not_active IP Right Cessation
- 2003-09-09 DE DE50302209T patent/DE50302209D1/de not_active Expired - Lifetime
- 2003-09-12 TW TW092125206A patent/TWI282520B/zh not_active IP Right Cessation
-
2004
- 2004-08-11 US US10/916,983 patent/US7379072B2/en not_active Expired - Fee Related
-
2007
- 2007-03-22 US US11/690,071 patent/US7924289B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6097397A (en) * | 1997-11-20 | 2000-08-01 | Real 3D, Inc. | Anisotropic texture mapping using silhouette/footprint analysis in a computer image generation system |
CN1305612A (zh) * | 1998-06-17 | 2001-07-25 | 新泻精密株式会社 | 数据插值方式 |
US6292193B1 (en) * | 1998-07-30 | 2001-09-18 | Compaq Computer Corporation | Techniques for anisotropic texture mapping using multiple space-invariant filtering operations per pixel |
Also Published As
Publication number | Publication date |
---|---|
TW200412546A (en) | 2004-07-16 |
DE10242640A1 (de) | 2004-03-25 |
US20050007380A1 (en) | 2005-01-13 |
CN1618085A (zh) | 2005-05-18 |
ATE315813T1 (de) | 2006-02-15 |
EP1537538A1 (de) | 2005-06-08 |
TWI282520B (en) | 2007-06-11 |
US7379072B2 (en) | 2008-05-27 |
JP4009289B2 (ja) | 2007-11-14 |
KR20050027210A (ko) | 2005-03-18 |
KR100623327B1 (ko) | 2006-09-13 |
EP1537538B1 (de) | 2006-01-11 |
US7924289B2 (en) | 2011-04-12 |
WO2004032062A1 (de) | 2004-04-15 |
DE50302209D1 (de) | 2006-04-06 |
AU2003264284A1 (en) | 2004-04-23 |
JP2006502475A (ja) | 2006-01-19 |
US20070296731A1 (en) | 2007-12-27 |
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