WWW.DISSERS.RU


...
    !

Pages:     | 1 | 2 ||

cea co. a cea oe oyea a ocoe p o oe ao, o oeco oyex ce opo peaoo yaca ecoc peyoo oo aca e ooo cpa, o coppoaa cya opao oepo ooe oc ycope yaa cyae popao oepoa eaoo ecoc. B cooa cce, oepax opaoy ocee cyae eoxoo coppoa aa cpo. Ececeo, o p oee peyoo, aece xoa eoope apaep oppyeo pax paa apaa, eoxoo ecoc, ae, a ecoc, acay poo cooecye ee cocee ay co, cee epeaa co apae. p oepoa peax yaco eax oe .. oepxoc aaa ecoc, oeo, eoxoo e ecype ap oppyec a ocoe ce co c oo x yaco. cyccee e yac ecoc oo ececeo pay. ocyece International Conference Graphicon 2002, Nizhny Novgorod, Russia, http://www.graphicon.ru/ apaa pa eo acoc o co aooo peaepe o oy cpee ya aoa oepxoc. To, pacooee e oye a, ocecx peaepax e, eoopoo ypo, a ae co pyx op ae a aee. oeo ee ax oeo apaac eo a, ocae - eo pa. oo cea ypae o ceoo oeca Ha pc. 15 oaa pep aoo aaa, oopo cooec c eoopo aeaeco oe, ae cooaa oa ecypa apa. oao aco x ee apaee opeeeo ypaee aec ccey yaa. Hapep, e yaa ocaoo ox oae paaec opy coe oc c opeeeo copoc (apep, epoex peaepax) ao oece e cca aoo apa epeaa ee oepee aecy oay yaco ecoc pae y opea. Moo epea y copoc o pa oc yaee a yaco, e oaax ccea yaa ye cooa ee o yoa oe pe oepaopa peaepa.

ce pe pepo. aco, oao, ee eypaex oeo oee cooe ye aaa paeop x e. aaa apaep o paeop aoo apa co aao, ooy 8. BEHE PABEMX cceax yaa coyec ea aa.

OETOB.

B e apaep oea aac eoopoo ca ex apo, a o cex poeyox apax ccea Ec oepy oec ccea yaa yaa poo pace x ae c oo paoa a pax oepax, o c epo. Paccop o opoc a pepe coyec occea ceeoo aoec. Oa oopa oea. yc yx cocex ex apax ae popae cpeca pea o ce oe axoc oax P1 P2 e eop opao ox ae apaepo (ooe, y copoce, cooeceo, V1 V2. Ec paccapa oopoa, copoc ..) ypaex oeo.

apaepecoe pecaee yaca paeop ey Moepy oec poo pace ee oa P1 P2, o o cooecy ae apaepo oe p ee ooe pye apaepa t = 0 t = 1. opeee ooe oea ypae oe ae apaepo epeac o oe pee t coyec po ca ce oec yaa. pa oec c H(t) = (2t3 3t2 + 1)P1 +(-2t3 + 3t2)P2 + (t3 2t2 +t)V1 + (t3 t2) Vocaoo coo acoo ocae ccey yaa opaoe ae, coepae eo poep, o H(0) = P1, H(1) = P2, H' (0) = V1, H'(1) oy opa o eex ooe, = V2, o ec po ca poxo epe aae opea pyx apaepo oeo ce. oya o P1 P2 ee x aae copoc V1 V2.

ae, ccea yaa coye Oo ex apax aac oo ooe Pi coepayc x opa yaa (oopa) oea, a eo copoc ao oe Pi oepex apo. p o aco oae aa ao c o oopaa. B poeypy oo cya, o opa yapoa cey ap, a ce oc p apaepo, a eo aee opa eo ee e pa oepyeo (tension), epepoc (continuity) o ao (bias) oeca. o oe cao co co eopa copoc p poxoe o Pi. oyae pacea aeaeco oe aepa ce. p o ca oc aae TCB-caa caa B o cyae pxoc cpaopoa eoxoe oaea-apeca o ea eo aopo.

apaep a ocoe x peyx ae o poe ooe oea a apaepo ec eo ca epa oeo, ae epaoepopea pexepo pocpace. Opea oc ocye opaox aeo.

oo paoa a oopo oea (e epeee) Beopeaep oe e ecoo eoaao. eoopoo caapoo ooe. oopo oo a x cooecye oeoy oy ae aa c oo ap 3x3 c oo yo (apep, epeee, paoe eoe oa caoea) epa. ep coco peye aa 9 ae, a pecae oe oopo, oe o opo ec eooa, a a y pa oeoy oepy. B o cyae oo aopa yo epa oy cooecoa oaoe ocox poe ec cxpoa, oopa opea. o oc oe cooc p ooa a ecox oepax oopeeo epo opea, aax ya epa.

peca pae ac oo o e ce y cocoo aa opea ec (apep, oepoa ce poaoo cooae aepoo. He aac opooc, oox ceo eeo caoea).

cae , o aepoa q = (Cos, vSin) peopaoae R(u) = quq-1 pexepoo pocpaca Rpoea c cxpoa ecox (u, v R3) ec e ocyece oopo opae oaae, ec cooa exoo pocpaca opy eopa v a yo 2. Ta opao oa opae a cepec pa. o ooe opea oea ex apax oo aaa c oya opaee c yo oopa o 180 payco oo aepoo (4 ca aoo apa).

oox apaex ooo coa eo. ao Oao cee ae aepoo exoo ye cepec pa, cepecoe poeyox apo ec oee coo aae, poepoae ceaoe popaoe oeceee e cee oopa oea peye cepeco oppe opae.

cooa epo a epexepo eo cepe (cepeco eo epo).

9. BEHE HEPABEMX C oo eo aa oo o OETOB.

op oeo, ee coca x aepao, e apaep acpo aep a aee. Bce o poe ex oeo, oop ypae pepyc, eaec aaoo epo oopa oea.

cee oy pye yec oe. Hapep, International Conference Graphicon 2002, Nizhny Novgorod, Russia, http://www.graphicon.ru/ 10. MOEPOBAHE POPOB. 11. AEHE.

Ecceceo, o oepyeo oece eec M paccope eoope ocoe cocae ocaoo oo popo, o oop oepaop ce cooa oepo pa eopeaepax.

a cocoe oeca, apaepa pocxox oeo, a oac cpeeo paaec ece c poecco, poo opepoy pocpace o pae ceo ex, coepecoae pee .. B peaepx oecax oe x paecx eoo aopo, coae ox popo oepyc ec a paoe ece paecx oe, poco aapao oep oepaopa ypac o oepyeo oeca. paecx y, pae ox o a Hapep, o oy coep, oaae co oyee popeee ao epcoaa.

oea, a ae .. Oao, ec pop a-o cceoa oac pyao peaoc, ca c yao ocaoo (oopa ec epox cee, cycceoo eea ecoeo, pyao), o eo ae pxoc oepoa yy pe oe peoa ccea pexepo cee. Ta popa oy yaa eopeaepx oecax. Papaoa oaop, xoo, cce opea .. Paccop, ox eoo pecae oepoa apep, oec p BC a oceco pexepoo pocpaca, apep ax, a aae aapae. pop BC oeceae opo opea oeo oepxoc opoo opa, pecaee ocecoo aapaa a ce a e epao ypee cpyyp oeo c oo pexepx peo py oc pex pyo, ecypx (ocex) ap, epec aoec cocax epepy ccey. B ccee oeo ce ye ceac ca ey cep ox yaa epaa pea pya oepyec cox aa epe cceoae oac aepo, oopa o pe opea apaea epy oepo pa.

e (a o pe co apaeo oepxoc e), a epepa ccea oce py 12. TEPATPA.

aepa, oc oopx pacooe a oepxoc oyca, ocpoeoo a epao oc. x apaee [1] ooeco .C. Ceecmo onmepx cucme pao a, o o pe opepo x pa uyauauu Aampoc // Amoempu, 6, 1994.

e. Ta opao, o pacooe pa e [2] Dolgovesov B.S. et al. ARIUS Family of real-time 3D epepx oax oo cy o o, acoo image generation for PC platform // JANES SIMULATION pao copepoa ocec aapa. p AND TRAINING SYSTEMS, Editor I.W.Strachham MBE AFC pao opea aapaa paa e poxo FRAes, Bentworth, ALTON, Hampshire, England, 1998.

epe cepey aoo epepx oo (c. pc.

[3] Muxa M.B., Peemuo B.H. Buyauau 16).

mpexepx ce peao peue peeu.

popae npoym u cucme 1, 1999.

[4] Muxa M.B. Oco onmepo pauu. M.

2001.

[5] Poao B.P. Memo opupoau upmyao peaocmu., ea, e, 2002.

[6] A.Kapustin, V.Eroukhimov, A.Malashkina, The implementation of the real-time terrain visualization algorithm, GraphiCon99, Conference Proceedings, 1999.

[7] H.A.Eo, .B.eao, M.M.apeme, ..Hepaco. eepau uopaeu opco noepxocmu peao peeu, Tpy oepeuu Pcyo 16: Moe popa BC.

pauo2000, M.

Ta opao, oppoa opae, oo [8] Teuc 4- eyapoo ayo-npamueco epe o pop, eoxoo cooa e aep, oepeuu uomupyee noem ococ, e eco cax c oe ypaeoo ocecoo opoo, apm 2000.

oy aa x o opaee co [9] Mamepua ayo-mexueco oepeuu oac oa paa (Viewport). Ta a aoe oo Tpeaepe mexoouu u cuymop 2002, C, e ec pyo, o pxoc ooeo 2002.

cooa ac yepe paapea. opo opao opea coyec pye pop.

O aope Hapep, p pooyo c oo epa (BTB) coep pooyo oe c yo o Mxa Mxa Bace, ...., poeccop, pe 185o. Ha pyo peca, a ye e aey oeo oepx cpec yaa opaee ao oee. o a aae epe yaa cyox opaox p a, .e. caec, o a pa, exoo cya popoeccopx ceaea o. pooepoa ao oe x cce PAH.

cpeca caapx aep yax cce E-mail: mix@mail.imvs.ru eooo. ooy coyec aeaeca oe, o oopo pexepa cea oopaaec epe ao oe a eey oac paa.

International Conference Graphicon 2002, Nizhny Novgorod, Russia, http://www.graphicon.ru/

Pages:     | 1 | 2 ||



2011 www.dissers.ru -

, .
, , , , 1-2 .