A B C D F G I J K L M N O P R S T U V

A

acc(Tuple2d, double, Tuple2d) - Static method in class cs567.smoke.Utils

sum += scale*v

alpha - Static variable in class cs567.smoke.Blur

TWEAKABLE iterative-blur parameter: Self-weighting parameter affecting the rate of local averaging (1=no blurring; 0.9=moderate blurring).

apply_glOrtho(GL) - Method in class cs567.smoke.OrthoMap

B

Blur - Class in cs567.smoke

Blur operator.

Blur() - Constructor for class cs567.smoke.Blur

blur(float[], float[]) - Static method in class cs567.smoke.Blur

Blurs f into fBlur.

BUOYANCY - Static variable in class cs567.smoke.Constants

Smoke buoyancy (dimensionless) (default: 1)

buoyancy(float[], float) - Method in class cs567.smoke.FluidSolver

Calculate the buoyancy force as part of the velocity solver.

button - Variable in class cs567.smoke.Smoke.MyMouseHandler

C

Constants - Class in cs567.smoke

Compile-time constants/parameters affecting the simulation.

Constants() - Constructor for class cs567.smoke.Constants

control - Variable in class cs567.smoke.FluidSolver

Smoke control force object.

control - Variable in class cs567.smoke.Smoke

cs567.smoke - package cs567.smoke

curl - Variable in class cs567.smoke.FluidSolver

Curl grid

curl(int, int) - Method in class cs567.smoke.FluidSolver

Calculate the curl at position (i, j) in the fluid grid.

D

d - Variable in class cs567.smoke.FluidSolver

Density grids

densitySolver() - Method in class cs567.smoke.FluidSolver

The basic density solving routine.

dim - Static variable in class cs567.smoke.Smoke

Frame dimensions.

dispatchKey(char, KeyEvent) - Method in class cs567.smoke.Smoke

Handles keyboard events, e.g., spacebar toggles simulation/pausing, and escape resets the current Task.

display(GLAutoDrawable) - Method in class cs567.smoke.Smoke

Main event loop: OpenGL display + simulation advance.

displayChanged(GLAutoDrawable, boolean, boolean) - Method in class cs567.smoke.Smoke

GLEventListener implementation

dOld - Variable in class cs567.smoke.FluidSolver

Density grids

drawWireframe - Variable in class cs567.smoke.Smoke

Draws wireframe if true, and pixel blocks if false.

dt - Static variable in class cs567.smoke.Constants

Time-step size.

dt - Variable in class cs567.smoke.FluidSolver

Timestep size (same as Constants.dt)

dt - Variable in class cs567.smoke.Smoke

Size of time step (in seconds).

F

fdx - Variable in class cs567.smoke.SmokeKeyframe

Constant part of driving-force field: (fdx,fdy) = (GRAD rhoGoalBlur)/rhoGoalBlur.

fdy - Variable in class cs567.smoke.SmokeKeyframe

Constant part of driving-force field: (fdx,fdy) = (GRAD rhoGoalBlur)/rhoGoalBlur.

FluidSolver - Class in cs567.smoke

Jos Stam style fluid solver with vorticity confinement and buoyancy force.

FluidSolver() - Constructor for class cs567.smoke.FluidSolver

Set the grid size and timestep, and builds simulation arrays.

frame - Variable in class cs567.smoke.Smoke

Main window frame.

frameExporter - Variable in class cs567.smoke.Smoke

Reference to current FrameExporter, or null if no frames being dumped.

fs - Variable in class cs567.smoke.Smoke

G

getDensity() - Method in class cs567.smoke.FluidSolver

Fragile reference to the density field.

getDensity(int, int) - Method in class cs567.smoke.FluidSolver

Density at valid (i,j) location.

getDensity(int, int) - Method in class cs567.smoke.SmokeKeyframe

Returns keyframe density value at specified (i,j) location.

getDrivingForce(float[], float[], float[]) - Method in class cs567.smoke.SmokeControlForces

Smoke control driving force.

getGatheringRate(float[], float[]) - Method in class cs567.smoke.SmokeControlForces

Evalutes gathering rate: rate = V_g * G = V_g * DIV ( D GRAD (rho-rhoGoal) ), where the diffusion coefficient is D = rho*rhoGoalBlur.

getPaddedNumber(int, int, String) - Static method in class cs567.smoke.Utils

getPaddedString(String, int, String, boolean) - Static method in class cs567.smoke.Utils

getPoint2d(MouseEvent) - Method in class cs567.smoke.OrthoMap

Get 2d coordinates in unit computation cell of e using knowledge of ortho projection.

getPoint2d(MouseEvent) - Method in class cs567.smoke.Smoke

Maps mouse event into computational cell using OrthoMap.

I

I(int, int) - Static method in class cs567.smoke.Constants

Array index function.

I(int, int) - Method in class cs567.smoke.FluidSolver

UTIL method for indexing 1d arrays

i - Variable in class cs567.smoke.Smoke.MyMouseHandler

init(int, int) - Static method in class cs567.smoke.Blur

Must call to setup Blur operator--bad design.

init(GLAutoDrawable) - Method in class cs567.smoke.Smoke

GLEventListener implementation: Initializes JOGL renderer.

J

j - Variable in class cs567.smoke.Smoke.MyMouseHandler

K

keyframe - Variable in class cs567.smoke.SmokeControlForces

Current active keyframe.

keyframes - Variable in class cs567.smoke.Smoke

L

linearSolver(int, float[], float[], float, float) - Method in class cs567.smoke.FluidSolver

Iterative linear system solver using the Gauss-Seidel relaxation technique.

loadKeyframeDensity(String) - Static method in class cs567.smoke.SmokeKeyframe

Loads and resamples image to required image resolution specified by Constants.

M

main(String[]) - Static method in class cs567.smoke.Smoke

### Ready.

main(String[]) - Static method in class cs567.smoke.SmokeKeyframe

Test code.

main(String[]) - Static method in class cs567.smoke.Utils

mouseClicked(MouseEvent) - Method in class cs567.smoke.Smoke.MyMouseHandler

mouseDragged(MouseEvent) - Method in class cs567.smoke.Smoke.MyMouseHandler

mouseEntered(MouseEvent) - Method in class cs567.smoke.Smoke.MyMouseHandler

mouseExited(MouseEvent) - Method in class cs567.smoke.Smoke.MyMouseHandler

mouseHandler - Variable in class cs567.smoke.Smoke

mouseMoved(MouseEvent) - Method in class cs567.smoke.Smoke.MyMouseHandler

mousePressed(MouseEvent) - Method in class cs567.smoke.Smoke.MyMouseHandler

mouseReleased(MouseEvent) - Method in class cs567.smoke.Smoke.MyMouseHandler

N

N - Static variable in class cs567.smoke.Constants

Resolution of N-by-N computational grid.

n - Static variable in class cs567.smoke.Constants

Resolution of (n+2)-by-(n+2) computational grid.

n - Variable in class cs567.smoke.FluidSolver

Grid dimensions (same as in Constants)

N - Variable in class cs567.smoke.FluidSolver

Grid dimensions (same as in Constants)

n() - Method in class cs567.smoke.FluidSolver

n-by-n pressure grid.

n - Variable in class cs567.smoke.SmokeControlForces

N_GAUSS_SEIDEL_ITERATIONS - Static variable in class cs567.smoke.Constants

Iterations used in FluidSolver.linearSolver().

N_STEPS_PER_FRAME - Variable in class cs567.smoke.Smoke

normalizeDensity(float[]) - Method in class cs567.smoke.SmokeControlForces

Normalizes density sum to match keyframe density sum.

O

OrthoMap - Class in cs567.smoke

Simple object for setting up orthographic projection in OpenGL, and mapping mouse clicks into the unit computational cell.

OrthoMap(int, int) - Constructor for class cs567.smoke.OrthoMap

P

p - Variable in class cs567.smoke.Smoke.MyMouseHandler

pOld - Variable in class cs567.smoke.Smoke.MyMouseHandler

project(float[], float[], float[], float[]) - Method in class cs567.smoke.FluidSolver

Use project() to make the velocity a mass conserving, incompressible field.

R

reset() - Method in class cs567.smoke.FluidSolver

Reset the datastructures.

reshape(GLAutoDrawable, int, int, int, int) - Method in class cs567.smoke.Smoke

GLEventListener implementation

rhoBlur - Variable in class cs567.smoke.SmokeControlForces

Temporary blurring field

rhoGoal - Variable in class cs567.smoke.SmokeKeyframe

Goal density of this keyframe.

rhoGoalBlur - Variable in class cs567.smoke.SmokeKeyframe

Blurred goal density.

rhoGoalSum - Variable in class cs567.smoke.SmokeKeyframe

sum(rhoGoal) in case you need it ;)

S

setKeyframe(SmokeKeyframe) - Method in class cs567.smoke.SmokeControlForces

Specifies active/current key frame.

setSmokeControl(SmokeControlForces) - Method in class cs567.smoke.FluidSolver

Specify smoke control object.

simulate - Variable in class cs567.smoke.Smoke

Toggle to advance simulation.

simulateAndDisplayScene(GL) - Method in class cs567.smoke.Smoke

Simulate then display particle system and any builder adornments.

size - Static variable in class cs567.smoke.Constants

Number of cells in computational domain, and size of grid-based float[] arrays indexed by I(i,j).

size - Variable in class cs567.smoke.FluidSolver

Grid dimensions (same as in Constants)

size() - Method in class cs567.smoke.FluidSolver

Size of grid arrays, (n+2)*(n+2).

size - Variable in class cs567.smoke.SmokeControlForces

Smoke - Class in cs567.smoke

CS567: Assignment #4 "Interactive Smoke Control" main class.

Smoke(String[]) - Constructor for class cs567.smoke.Smoke

Main constructor.

Smoke.MyMouseHandler - Class in cs567.smoke

Modify this class to improve mouse interaction.

Smoke.MyMouseHandler() - Constructor for class cs567.smoke.Smoke.MyMouseHandler

SMOKE_DIFFUSION - Static variable in class cs567.smoke.Constants

Smoke diffusion coefficient (default: 0.0001).

SmokeControlForces - Class in cs567.smoke

Control forces based on [Fattal and Lischinski 2004].

SmokeControlForces() - Constructor for class cs567.smoke.SmokeControlForces

Builds forces for the specified solver.

SmokeKeyframe - Class in cs567.smoke

Smoke keyframe or "smokey frame" ;) based on an input image that is resized to a square grid of resolution specified in Constants.

SmokeKeyframe(String) - Constructor for class cs567.smoke.SmokeKeyframe

Constructs a "smokey frame" from the specified image filename.

start() - Method in class cs567.smoke.Smoke

Builds/shows window, and starts simulator.

sum(float[]) - Static method in class cs567.smoke.Utils

Returns (sum_i v[i]).

swapD() - Method in class cs567.smoke.FluidSolver

util array swapping method

swapU() - Method in class cs567.smoke.FluidSolver

util array swapping method

swapV() - Method in class cs567.smoke.FluidSolver

util array swapping method

T

tmp - Variable in class cs567.smoke.FluidSolver

Temporary swap grid

toString() - Method in class cs567.smoke.SmokeKeyframe

U

u - Variable in class cs567.smoke.FluidSolver

X-velocity grids

uOld - Variable in class cs567.smoke.FluidSolver

X-velocity grids

Utils - Class in cs567.smoke

Some utilities.

Utils() - Constructor for class cs567.smoke.Utils

V

v - Variable in class cs567.smoke.FluidSolver

Y-velocity grids

V_d - Static variable in class cs567.smoke.Constants

Drag force amplitude, V_d (default: 0.5)

V_f - Static variable in class cs567.smoke.Constants

Driving force amplitude, V_f (default: 2)

V_g - Static variable in class cs567.smoke.Constants

Gathering rate amplitude, V_g (default: 0.0005)

velocitySolver() - Method in class cs567.smoke.FluidSolver

The basic velocity solving routine as described by Stam, with some hooks for target-driven smoke control.

VISCOSITY - Static variable in class cs567.smoke.Constants

Viscosity (velocity diffusion coefficient).

vOld - Variable in class cs567.smoke.FluidSolver

Y-velocity grids

vorticityConfinement(float[], float[]) - Method in class cs567.smoke.FluidSolver

Calculate the vorticity confinement force for each cell in the fluid grid.

A B C D F G I J K L M N O P R S T U V