m3g06
Class EnvironmentMappingSample

java.lang.Object
  javax.microedition.lcdui.Displayable
      javax.microedition.lcdui.Canvas
          javax.microedition.lcdui.game.GameCanvas
              m3g06.EnvironmentMappingSample

All Implemented Interfaces:

Sample

public class EnvironmentMappingSample
extends javax.microedition.lcdui.game.GameCanvas
implements Sample

Demonstrates environment mapping.

Author:

Claus Hoefele

See Also:

EnvironmentMap

Field Summary

private javax.microedition.m3g.Background	background Background image.
private float	cameraX The camera's current rotation value.
private int	currentMesh Current mesh.
private EnvironmentMap	environmentMap Calculates environment mapping coordinates.
private javax.microedition.lcdui.Graphics	graphics 2D graphics singleton used for rendering.
private javax.microedition.m3g.Graphics3D	graphics3d 3D graphics singleton used for rendering.
private javax.microedition.m3g.Mesh	mesh Mesh for display.
private static int	MESH_CYLINDER Cylinder is displayed.
private static int	MESH_SPHERE Sphere is displayed.
private static int	MESH_TEAPOT Teapot is displayed.
private javax.microedition.m3g.Transform	meshTransform The mesh's transformation.
private float	modelX The model's current rotation value.
private float	modelZ The model's current rotation value.
private static int	NUMBER_OF_MESHES Number of meshes.
private javax.microedition.m3g.Texture2D	texture The mesh's texture.

Fields inherited from class javax.microedition.lcdui.game.GameCanvas

DOWN_PRESSED, FIRE_PRESSED, GAME_A_PRESSED, GAME_B_PRESSED, GAME_C_PRESSED, GAME_D_PRESSED, LEFT_PRESSED, RIGHT_PRESSED, UP_PRESSED

Fields inherited from class javax.microedition.lcdui.Canvas

DOWN, FIRE, GAME_A, GAME_B, GAME_C, GAME_D, KEY_NUM0, KEY_NUM1, KEY_NUM2, KEY_NUM3, KEY_NUM4, KEY_NUM5, KEY_NUM6, KEY_NUM7, KEY_NUM8, KEY_NUM9, KEY_POUND, KEY_STAR, LEFT, RIGHT, UP

Constructor Summary

EnvironmentMappingSample()
Constructor.

Method Summary

private javax.microedition.m3g.Mesh	createMesh(int meshId, javax.microedition.m3g.Texture2D texture) Creates a mesh based on the given ID.
void	destroy() Destroys the sample.
private void	drawMenu(javax.microedition.lcdui.Graphics graphics) Draws a menu for the current key assignments.
void	init() Initializes the sample.
protected void	keyPressed(int keyCode) Handles key presses.
private void	render(javax.microedition.lcdui.Graphics graphics) Renders the sample.

Methods inherited from class javax.microedition.lcdui.game.GameCanvas

flushGraphics, flushGraphics, getGraphics, getKeyStates, paint

Methods inherited from class javax.microedition.lcdui.Canvas

getGameAction, getKeyCode, getKeyName, hasPointerEvents, hasPointerMotionEvents, hasRepeatEvents, hideNotify, isDoubleBuffered, keyReleased, keyRepeated, pointerDragged, pointerPressed, pointerReleased, repaint, repaint, serviceRepaints, setCommandListener, setFullScreenMode, showNotify, sizeChanged

Methods inherited from class javax.microedition.lcdui.Displayable

addCommand, getHeight, getTicker, getTitle, getWidth, isShown, removeCommand, setTicker, setTitle

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

environmentMap

private EnvironmentMap environmentMap

Calculates environment mapping coordinates.

mesh

private javax.microedition.m3g.Mesh mesh

Mesh for display.

meshTransform

private javax.microedition.m3g.Transform meshTransform

The mesh's transformation.

modelX

private float modelX

The model's current rotation value.

modelZ

private float modelZ

The model's current rotation value.

cameraX

private float cameraX

The camera's current rotation value.

texture

private javax.microedition.m3g.Texture2D texture

The mesh's texture.

background

private javax.microedition.m3g.Background background

Background image.

MESH_SPHERE

private static final int MESH_SPHERE

Sphere is displayed.

See Also:

Constant Field Values

MESH_CYLINDER

private static final int MESH_CYLINDER

Cylinder is displayed.

See Also:

Constant Field Values

MESH_TEAPOT

private static final int MESH_TEAPOT

Teapot is displayed.

See Also:

Constant Field Values

NUMBER_OF_MESHES

private static final int NUMBER_OF_MESHES

Number of meshes.

See Also:

Constant Field Values

currentMesh

private int currentMesh

Current mesh.

graphics3d

private javax.microedition.m3g.Graphics3D graphics3d

3D graphics singleton used for rendering.

graphics

private javax.microedition.lcdui.Graphics graphics

2D graphics singleton used for rendering.

Constructor Detail

EnvironmentMappingSample

public EnvironmentMappingSample()

Constructor.

Method Detail

init

public void init()

Initializes the sample.

Specified by:

init in interface Sample

destroy

public void destroy()

Destroys the sample.

Specified by:

destroy in interface Sample

createMesh

private javax.microedition.m3g.Mesh createMesh(int meshId,
                                               javax.microedition.m3g.Texture2D texture)

Creates a mesh based on the given ID.

Parameters:

meshId - mesh ID.

texture - texture data.

Returns:

Mesh new mesh.

render

private void render(javax.microedition.lcdui.Graphics graphics)

Renders the sample.

Parameters:

graphics - graphics context for drawing.

keyPressed

protected void keyPressed(int keyCode)

Handles key presses.

Overrides:

keyPressed in class javax.microedition.lcdui.Canvas

Parameters:

keyCode - key code.

drawMenu

private void drawMenu(javax.microedition.lcdui.Graphics graphics)

Draws a menu for the current key assignments.

Parameters:

graphics - graphics context for drawing.