point burst

8/17/2019 Point Burst

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Visvesvaraya Technological University,Visvesvaraya Technological University,

Belgavi, Karnataka-590 014Belgavi, Karnataka-590 014

Project report on

POINT BURST POINT BURST

Submitted in partial fulllment of the requirement for the award of thedegree of

Bachelor of Engineering

In

Computer Science & Engineering

Submitted by

ABDUL A!""B #$

%1&'1('!001)

Under the guidance of

DEEPAK N.A

HOD (Dept. of CSE)

Department of Computer Science & Engineering

Ghousia College of Engineering

Ramanagaram –56215

!"R#"$"!"

GHOUSIA COLLEGE OF ENGINEERING


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RAANAGARA!"#$%"

This is to certify that Mr. Abdul Haseeb P.

have satisfactorily completed the mini proect on

#*+T BU!T that has been approved as it

satises the academic requirement in view of the

proect wor! prescribed for partial completion of the "th semester #.$. degree in %omputer Science

course awarded by the &isvesvaraya

Technological 'niversity( #elgavi in the year

)*+,-)*+".

Signature of

the

'"T+.+'A

T"

Signature of

the


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ABS'RAC'

%P'#$ ()RS$* is a simple an+ user frien+l, graphics mo+el -ase+ on .in+o/s

platform0 /hich +emonstrates the ho/ to ren+er particle effects /ith openG " clou+ of

pin3ish4orange particles eplo+es /ith the particles -ouncing off the groun+

$his project is small0 simple in construction an+ is interactie 't uses the in7-uilt

functions in glut proi+e+ un+er the openG $he project +emonstrates the particle effects0

/hich inclu+es features li3e eplo+e0 -ouncing effect an+ spin or rotation of the surface

$he project also sho/s that /hen the SG'S8point8parameters is present0 the particle

si9e is attenuate+ -ase+ on e,e +istance :ouse is proi+e+ to rotate the surface an+ to select

the option -ase+ on the menu entr,


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AC(NO)LE*GEEN'

$he satisfaction that accompanies the successful completion of an, /or3 /oul+ -e

incomplete /ithout naming the people /ho ma+e it possi-le through their gui+ance an+

encouragement /hich resulte+ in a perfect /or3 ;irst an+ foremost0 /e /ant to than3 the

almight, that actiates us in each an+ eer, secon+ of our life to complete this project /or3

successfull,

'ts our pleasure to epress our +eep sense of gratitu+e an+ /hole hearte+

ac3no/le+gement to *r+ ohame, Haneef 0 Principal of GCE an+ our -eloe+ r+ *eepa-

N+A0


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'ABLE OF CON'EN'S

Chapter .age

1. INTRODUCTION

1.1 About Computer Graphics 1

1.2 About Opengl API 2

1.3 About project 3

2. SYSTEM REQUIREMENTS

2.1 Software Requirements 4

2.2 Hardware Requirements 4

3. DESIGN

3.1 High Level Design 5

3.2 Algorithm 9

4. IMPLEMENTATION

4.1 Pseudo code 10

5. SNAPSHOTS 12

CONCLUSION AND FUTURE ENHANCEMENTS


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APPENDIX

REFERENCES

C on the screen (itmap graphics proi+e eas,7to7use an+ inepensie graphics

-ase+ applications

$his allo/e+ users to s/itch among multiple actiities just -, pointing at the +esire+

/in+o/0 t,picall, /ith the mouse Graphics proi+es one of the most natural means of

communicating /ith the computer0 since our highl, +eelope+ 2D an+ AD pattern –

recognition a-ilities allo/ us to perceie an+ process pictorial +ata rapi+l, an+ efficientl, 'n

man, +esign0 implementation0 an+ construction processes0 the information pictures can gie

is irtuall, in+ispensa-le


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'nteractie Computer Graphics is the most important means of pro+ucing pictures

since the inention of photograph, an+ teleision0 (, ma3ing communication more efficient0

graphics ma3es possi-le higher7Bualit, "n+ more precise results or pro+ucts0 greater

pro+uctiit,0 an+ lo/er anal,sis an+ +esign costs

%+$ A/out OpenGL

't is a Soft/are 'nterface to Graphics


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• Eas, to use

• Close enough to the har+/are to get ecellent performance

• ;ocus on ren+ering

• mitte+ /in+o/ing an+ input to aoi+ /in+o/ s,stem +epen+encies

%+1 A/out .ro2ect

%+1+% .ro2ect Statement

1> $his program is an openG application /hich is eecute+ using isual C

2> " ;loor /ill -e create+ -ase+ on the teture an+ pattern proi+e+

A> :enu is proi+e+ to the user for selecting the appropriate option

F> $he clou+ of points eplo+es from the surface -ase+ on option selecte+

5> $he point si9e can -e increase+ as /ell as +ecrease+

6> $he surface color an+ pattern can -e change+ -, altering the RG( parameters

an+ input +esign respectiel,

> $he other characteristics of points are -len+ of the point an+ smoothness

%+1+$ Input

'nput to this program is mouse

:ouse is use+ for selecting the options proi+e+ an+ spin the surface manuall,.

%+1+1 Output

utput is nothing -ut eplosion of particle /hen it hits the groun+ the point -ounces up/ar+

repeate+l, an+ gra+uall, the elocit, +ecreases an+ the particle comes to +ea+ state or

anishes


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%+1+3 Goal

Demonstrates ho/ to ren+er particle effects /ith penG " clou+ of pin3ish4orange

particles eplo+es /ith the particles -ouncing off the groun+ .hen the

SG'S8point8parameters is present 0 the particle si9e is attenuate+ -ase+ on e,e +istance

C


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• :icrosoft Jisual Stu+io 2K $his soft/are pac3age containing isual -asics in c

language is reBuire+

• PE#G "P' is use+ /ith G)$

CHA.'ER 1

*ESIGN

1+% High Le9el *e0ign

1+%+% Bloc- *iagram


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Fig 1+%+ Bloc- *iagram of .oint Bur0t

1+%+$ *ata Flo6


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Fig1+$ *ata Flo6 *iagram of .oint Bur0t


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1+%+1 Flo6 chart


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Fig 1+$ Control Flo6 of the .oint Bur0t


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1+$ ALGORI'H

Step 1 Start

Step 2 LCreate an+ 'nitiali9e the output /in+o/M

glutCreate.in+o/= > func is calle+

Step A Lutput /in+o/ consisting of initial setup of h,+ro po/er plant is +ispla,e+M

$he +ispla,= > function is calle+

Step F $he Points /ill (urst ut

Step 5 L:ouse is use+ to interact /ith the userM

'f Right -utton is presse+ then

glut:ouse;unc= > function gets calle+

Step 6 options /ill proi+e necessar, changes

Step Stop


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CHA.'ER 3

I.LEEN'A'ION

3+% .0eu,o Co,e

int main=>

N

'nitialises G)$"rguments from main are passe+ in an+ can -e use+ -, the application

ReBuests a +ispla, /ith properties in mo+e

Specifies the initial height an+ /i+th of the /in+o/ in piel

Specifies the initial position of the top7left corner of the /in+o/ in piel

Creates a /in+o/ for +ispla,Calls-ac3 the follo/ing functions

glut:ouse;unc=>

glut:otion;unc=>

glutJisi-ilit,;unc=>

O

oi+ input:ouse= int -utton0 int state0 int 0 int , >

N

$he press of the right mouse -utton pauses the program

'f the user clic3s on the /in+o/ using left -utton0 surface can -e rotate+

O

oi+ :ouse;unc=>

:

Calls -ac3 the mo+ule mousefunc=>

O

oi+ :otion;unc=>

N

sets the motion an+ passie motion call-ac3 for Current /in+o/

O

oi+ Jisi-ilit,;unc =>

N

sets the isi-ilit, call-ac3 for the current /in+o/

Ena-les the openG features such as

G8DEP$


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G8P'#$8S:$<

O

Void makepointlist()

{

Points are created

Angle and Direction of point after bursting is mentioned

Velocity of the bursted points is calculated

}

Void updatepointlist()

{

Point velocity and gravity is calculated repeatedly

If the point exceeds the edge limit it goes on invisible

Point spin and motion is called continuously

}

Void idle()

{

Updatepointlist() is called

Angle and rotation of point is updated

P'#$ ()RS$

Source Co+e

/include 0stdio.h1/include 0stdlib.h1/include 0string.h1/include 0math.h1 /include 0234glut.h1

/ifndef M5P6/dene M5P6 7.+8+,9)",/endif

/if */undef 235S26S5point5parameters/endif

static 23:oat angle ; -+,*<static int spin ; *<static int moving( begin<static int newModel ; +<

static :oat time


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int linear=iltering ; +<

static 23:oat constant>7? ; @ +4,.*( *.*( *.* <static 23:oat linear>7? ; @ *.*( +4,.*( *.* <static 23:oat quad>7? ; @ *.),( *.*( +4"*.* <

/dene MAB5PC6DTS )***

static int numPoints ; ,**<

static 23:oat point3ist>MAB5PC6DTS?>7?<static 23:oat pointTime>MAB5PC6DTS?<static 23:oat point&elocity>MAB5PC6DTS?>)?<static 23:oat pointEirection>MAB5PC6DTS?>)?<static int color3ist>MAB5PC6DTS?<static int animate ; +( motion ; *<

static 23:oat colorSet>?>8? ; @ @ *.F( *.)( *.8( *., (

@ *.G( *.*( *.F( *., ( @ +.*( *.*( *.*( *., ( @ *.9( *.7( *."( *., ( @ +.*( *.8( *.*( *., ( @ +.*( *.*( *.,( *., (<

/dene D'M5%C3CS IsiJeof IcolorSetK4siJeof IcolorSet>*?KK/dene E$AE ID'M5%C3CSL+K

/if */dene ADECM5AD2$Ilo( hiK IIloK L Ihi - loK drand8GIKK/else

static :oat :oat5randIvoidK @ return randIK 4 I:oatK ADE5MAB< /dene ADECM5AD2$Ilo( hiK IIloK L Ihi - loK :oat5randIKK/endif

/dene M$AD5&$3C%6TN 7.*/dene 2A&6TN ).*/dene T6M$5E$3TA *.*),/dene $E2$ +)

void ma!ePoint3istIvoidK@ :oat angle( velocity( direction< int i<

motion ; +< for Ii;*< i0numPoints< iLLK @ point3ist>i?>*? ; *.*< point3ist>i?>+? ; *.*< point3ist>i?>)? ; *.*< pointTime>i? ; *.*< angle ; IADECM5AD2$I"*.*( F*.*KK M5P64+G*.*< direction ; ADECM5AD2$I*.*( 7"*.*K M5P64+G*.*< pointEirection>i?>*? ; cosIdirectionK< pointEirection>i?>+? ; sinIdirectionK< velocity ; M$AD5&$3C%6TN L ADECM5AD2$I-*.G( +.*K< point&elocity>i?>*? ; velocity cosIangleK< point&elocity>i?>+? ; velocity sinIangleK<

color3ist>i? ; randIK O D'M5%C3CS


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void updatePoint3istIvoidK@ :oat distance< int i<

motion ; *< for Ii;*< i0numPoints< iLLK @ distance ; point&elocity>i?>*? time<

point3ist>i?>*? ; pointEirection>i?>*? distance< point3ist>i?>)? ; pointEirection>i?>+? distance< point3ist>i?>+? ; Ipoint&elocity>i?>+? - *., 2A&6TN pointTime>i?KpointTime>i?<

if Ipoint3ist>i?>+? 0; *.*K @ if Idistance 1 $E2$K @

color3ist>i? ; D'M5%C3CS<continue<

point&elocity>i?>+? ; *.G<pointTime>i? ; *.*<

motion ; +< pointTime>i? L; T6M$5E$3TA< time L; T6M$5E$3TA< if Imotion QQ spinK @

if IrepeatK @ ma!ePoint3istIK< else @ glut6dle=uncID'33K<

void idleIvoidK@ updatePoint3istIK< if IspinK @ angle L; *.7< newModel ; +<

glutPostedisplayIK<

void visibleIint visK@ if Ivis ;; 23'T5&6S6#3$K @ if Ianimate QQ Imotion RR spinKK @ glut6dle=uncIidleK< else @ glut6dle=uncID'33K<

void recalcModel&iewIvoidK


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@ glPopMatriIK< glPushMatriIK< glotatefIangle( *.*( +.*( *.*K< newModel ; *<

void redrawIvoidK@ int i<

gl%learI235%C3C5#'==$5#6T R 235E$PTH5#'==$5#6TK< if InewModelK recalcModel&iewIK<

glEepthMas!I235=A3S$K<

gl$nableI235T$BT'$5)EK<

gl%olor7fI*.,( +.*( *.,K<

gl#eginI235'AESK< glTe%oord)fI*.*( *.*K< gl&erte7fI-$E2$( -*.*,( -$E2$K< glTe%oord)fI)*.*( *.*K< gl&erte7fI$E2$( -*.*,( -$E2$K< glTe%oord)fI)*.*( )*.*K< gl&erte7fI$E2$( -*.*,( $E2$K< glTe%oord)fI*.*( )*.*K< gl&erte7fI-$E2$( -*.*,( $E2$K< gl$ndIK<

glEepthMas!I235T'$K<

glEisableI235T$BT'$5)EK< gl#eginI235PC6DTSK< for Ii;*< i0numPoints< iLLK @

if Icolor3ist>i? ; E$AEK @ gl%olor8fvIcolorSet>color3ist>i??K< gl&erte7fvIpoint3ist>i?K< gl$ndIK<

glutSwap#uersIK<

void mouseIint button( int state( int ( int yK@ if Ibutton ;; 23'T53$=T5#'TTCD QQ state ;; 23'T5ECUDK @

moving ; +< begin ; < if Ibutton ;; 23'T53$=T5#'TTCD QQ state ;; 23'T5'PK @ moving ; *<

void mouseMotionIint ( int yK@


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if ImovingK @ angle ; angle L I - beginK< begin ; < newModel ; +< glutPostedisplayIK<

void menuIint optionK@ switch IoptionK @ case *V ma!ePoint3istIK< brea!< case +V gl$nableI235#3$DEK< brea!< case )V glEisableI235#3$DEK< brea!<

case 7V gl$nableI235PC6DT5SMCCTHK< brea!< case 8V glEisableI235PC6DT5SMCCTHK< brea!< case ,V glPointSiJeI).*K< brea!< case "V glPointSiJeI8.*K< brea!< case FV

glPointSiJeIG.*K


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WXX................W( WXX........W( WX........W( WX......W( WX....W( WX....W(

WX....W( WX....W( WX........W( WX........W( WXX........W( W.......................W( W...............................W( W...............................W( W...............................W( W...............................W(<

static void ma!e=loorTetureIvoidK@

23ubyte :oorTeture>+"?>+"?>7?< 23ubyte loc< int s( t<

loc ; I23ubyteK :oorTeture<

for It ; *< t 0 +"< tLLK @ for Is ; *< s 0 +"< sLLK @ if Icircles>t?>s? ;; YYK @

loc>*? ; *+f< loc>+? ; *+f< loc>)? ; *Gf<

else @

loc>*? ; *ca< loc>+? ; *ca< loc>)? ; *ca< loc L; 7<

glPielStoreiI235'DPA%Z5A362DM$DT( +K<

if IuseMipmapsK @ glTeParameteriI235T$BT'$5)E( 235T$BT'$5M6D5=63T$(

23536D$A5M6PMAP536D$AK< glu#uild)EMipmapsI235T$BT'$5)E( 7( +"( +"( 2352#( 235'DS62D$E5#NT$( :oorTetureK< else @ if Ilinear=ilteringK @ glTeParameteriI235T$BT'$5)E( 235T$BT'$5M6D5=63T$( 23536D$AK< else @ glTeParameteriI235T$BT'$5)E( 235T$BT'$5M6D5=63T$( 235D$A$STK< glTe6mage)EI235T$BT'$5)E( *( 7( +"( +"( *( 2352#( 235'DS62D$E5#NT$( :oorTetureK<

int mainIint argc( char argvK@


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int i<

glut6nitIQargc( argvK< glut6nitEisplayModeI23'T52# R 23'T5EC'#3$ R 23'T5E$PTH R 23'T5M'3T6SAMP3$K<

for Ii;+< i0argc< iLLK @

if IstrcmpIW-nomsW( argv>i?KK @ glut6nitEisplayModeI23'T52# R 23'T5EC'#3$ R 23'T5E$PTHK< printfIWforcing no multisampling[nWK< else if IstrcmpIW-nomipmapsW( argv>i?KK @ useMipmaps ; *< else if IstrcmpIW-nearestW( argv>i?KK @ linear=iltering ; *<

glut%reateUindowIWpoint burstWK< glutEisplay=uncIredrawK< glutMouse=uncImouseK< glutMotion=uncImouseMotionK<

glut&isibility=uncIvisibleK< glut%reateMenuImenuK< glutAddMenu$ntryIWeset timeW( *K< glutAddMenu$ntryIW#lend onW( +K< glutAddMenu$ntryIW#lend oW( )K< glutAddMenu$ntryIWPoint smooth onW( 7K< glutAddMenu$ntryIWPoint smooth oW( 8K< glutAddMenu$ntryIWPoint siJe )W( ,K< glutAddMenu$ntryIWPoint siJe 8W( "K< glutAddMenu$ntryIWPoint siJe GW( FK< glutAddMenu$ntryIWToggle spinW( GK< glutAddMenu$ntryIW)** points W( 9K< glutAddMenu$ntryIW,** points W( +*K<

glutAddMenu$ntryIW+*** points W( ++K


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CHA.'ER "

SNA.SHO'S & RESUL' *ISCUSSION

;ig51 Snap shot of Point (urst initiall, is sho/n 't contains a cluster of Points -ursting outfrom the surface


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;ig 52 Snap shot of Point (urst after it gets eplo+e+ & -ounces freel,

;ig 5A Snap shot of Point (urst /hen the Points reach Dea+ state

-ecomes inisi-le


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;ig 5F Snap shot of Point (urst /hen the Smooth ff

is selecte+ from menu

CONCLUSION & FU'URE ENHANCEEN'S

Conclu0ion

$he %.OIN' BURS'* is +eelope+ to proi+e a G)' $he project is +esigne+ an+

+eelope+ using penG graphic pac3age /ith the ai+ of JC $he project ma3es use of

feature aaila-le in penG /hich facilitates clarit,0 etensi-ilit, an+ ease of maintenance

$his project is +eelope+ to proi+e information to users a-out the effects of particles

A,9antage8

• Eas, to un+erstan+

• Eas, to implement

• ;ast processing

*i0a,9antage8


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• $he surface can -e ma+e to spin manuall, or -, proi+ing option onl, in hori9ontal

/a,

• $he spee+ of surface spinning increasing linearl,

Future Enhancement0

$his project /hich /e hae +eelope+ is a user frien+l, application -ut there is still some

scope for improement li3e the follo/ing

• $he mo+el can -e +eelope+ in AD ie/

• $he surface pattern an+ spee+ can -e controlle+ using menu

A..EN*I;

Function *ESCRI.'ION

glJerteQ=> $he Q in+icate either t/o characters of the form nt or

nt0 /here n7is the no +imenstions=20A0F> it7 is the

+ata t,pe0 such as integer=i>0float=f>

gl(egin=> 't specifies the geometric t,pe that /e /ant our ertices

to +efine the t,pes can -e G8'#ESSuccessie pairs

of ertices to -e interprete+ as the en+points of

in+ii+ual segments

G8'#E8P Dra/ line segment from the final

erte to the first

G8'#E8S$R'P Successie ertices are to -e

connecte+


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G8PG# ine segments connects the

final erte to the first $he interior is fille+

accor+ing to the state of the releant

attri-utes

glEn+=> $erminates a list of ertices

glColorAf=> Sets the present RG( colors

glClearColor=> Clear the color -uffer

glPointSi9e=> Sets the point si9e attri-ute in piels

gl;lush=> ;orces an, -uffere+ penG comman+s to

eecute

glut'nit=> 'nitiali9es G)$

glutCreate.in+o/=> Creates a /in+o/ on the +ispla, an+ la-el

the /in+o/

glut'nitDispla,:o+e=> ReBuests a +ispla, /ith the properties in mo+e

glJie/port=> Specifies a /i+thQheight ie/port in piels

/hose lo/er7left corner is at =0,> measure+

from the origin of the /in+o/

glut:ainoop=> Cause the program to enter an eent7processing

loop

glutPostRe+ispla,=> ReBuests that the +ispla, call-ac3 -e eecute+

after the current call-ac3 returns


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glutDispla,;unc= > 't registers the +ispla, function ?func@ that is eecute+

/hen the /in+o/ nee+s to -e re+ra/n

glut!e,-oar+;unc= > 't registers the 3e,-oar+ call-ac3 function f $he call

-ac3 function returns the "SC'' co+e of 3e, presse+

an+ the position of the mouse

glut'nit.in+o/Si9e= > 't specifies the initial height an+ /i+th of the /in+o/ in

piels

glEna-le Ena-les an openG feature;eatures that can -e ena-le+

inclu+e

G8DEP$ push the current matri stac3

glut:ouse;unc=> sets the mouse call-ac3 for the current /in+o/

glut:otion;unc=> sets the motion an+ passie motion call-ac3 for Current

/in+o/

glutJisi-ilit,;unc=> sets the isi-ilit, call-ac3 for the current/in+o/


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glutCreate:enu=> creates a ne/ pop7up menu

glut"++:enuEntr,=> 't a++s the menu entr, to the -ottom of the current

menu

REFERENCES

1 E+/ar+ "ngel0 'nteractie Computer Graphics " $op7Do/n "pproach )sing

penG0 Pearson E+ucation "sia0 ;ifth E+ition0 2K

2 Computer Graphics )sing penG – ;S

point burst

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