Texture

java.lang.Object
- processing.opengl.Texture

All Implemented Interfaces:

PConstants
```
public class Texture
extends java.lang.Object
implements PConstants
```
This class wraps an OpenGL texture. By Andres Colubri

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static class`	`Texture.Parameters` This class stores the parameters for a texture: target, internal format, minimization filter and magnification filter.

Field Summary

Fields
Modifier and Type	Field and Description
`int`	`glFormat`
`int`	`glHeight`
`int`	`glMagFilter`
`int`	`glMinFilter`
`int`	`glName`
`int`	`glTarget`
`int`	`glWidth`
`int`	`glWrapS`
`int`	`glWrapT`
`int`	`height`
`static int`	`MAX_BUFFER_CACHE_SIZE`
`int`	`width`

Fields inherited from interface processing.core.PConstants
ADD, ALPHA, ALT, AMBIENT, ARC, ARGB, ARROW, BACKSPACE, BASELINE, BEVEL, BEZIER_VERTEX, BLEND, BLUR, BOTTOM, BOX, BREAK, BURN, CENTER, CHATTER, CHORD, CLAMP, CLOSE, CODED, COMPLAINT, CONTROL, CORNER, CORNERS, CROSS, CURVE_VERTEX, CUSTOM, DARKEST, DEG_TO_RAD, DELETE, DIAMETER, DIFFERENCE, DILATE, DIRECTIONAL, DISABLE_ASYNC_SAVEFRAME, DISABLE_BUFFER_READING, DISABLE_DEPTH_MASK, DISABLE_DEPTH_SORT, DISABLE_DEPTH_TEST, DISABLE_KEY_REPEAT, DISABLE_NATIVE_FONTS, DISABLE_OPENGL_ERRORS, DISABLE_OPTIMIZED_STROKE, DISABLE_STROKE_PERSPECTIVE, DISABLE_STROKE_PURE, DISABLE_TEXTURE_MIPMAPS, DODGE, DOWN, DXF, ELLIPSE, ENABLE_ASYNC_SAVEFRAME, ENABLE_BUFFER_READING, ENABLE_DEPTH_MASK, ENABLE_DEPTH_SORT, ENABLE_DEPTH_TEST, ENABLE_KEY_REPEAT, ENABLE_NATIVE_FONTS, ENABLE_OPENGL_ERRORS, ENABLE_OPTIMIZED_STROKE, ENABLE_STROKE_PERSPECTIVE, ENABLE_STROKE_PURE, ENABLE_TEXTURE_MIPMAPS, ENTER, EPSILON, ERODE, ESC, EXCLUSION, FX2D, GIF, GRAY, GROUP, HALF_PI, HAND, HARD_LIGHT, HINT_COUNT, HSB, IMAGE, INVERT, JAVA2D, JPEG, LANDSCAPE, LEFT, LIGHTEST, LINE, LINE_LOOP, LINE_STRIP, LINES, LINUX, MACOSX, MAX_FLOAT, MAX_INT, MIN_FLOAT, MIN_INT, MITER, MODEL, MODELVIEW, MOVE, MULTIPLY, NORMAL, OPAQUE, OPEN, OPENGL, ORTHOGRAPHIC, OTHER, OVERLAY, P2D, P3D, PATH, PDF, PERSPECTIVE, PI, PIE, platformNames, POINTS, POLYGON, PORTRAIT, POSTERIZE, PROBLEM, PROJECT, PROJECTION, QUAD, QUAD_BEZIER_VERTEX, QUAD_STRIP, QUADRATIC_VERTEX, QUADS, QUARTER_PI, RAD_TO_DEG, RADIUS, RECT, REPEAT, REPLACE, RETURN, RGB, RIGHT, ROUND, SCREEN, SHAPE, SHIFT, SOFT_LIGHT, SPAN, SPHERE, SPOT, SQUARE, SUBTRACT, SVG, TAB, TARGA, TAU, TEXT, THIRD_PI, THRESHOLD, TIFF, TOP, TRIANGLE, TRIANGLE_FAN, TRIANGLE_STRIP, TRIANGLES, TWO_PI, UP, VERTEX, WAIT, WHITESPACE, WINDOWS, X, Y, Z

Constructor Summary

Constructors
Constructor and Description
`Texture(PGraphicsOpenGL pg)`
`Texture(PGraphicsOpenGL pg, int width, int height)` Creates an instance of PTexture with size width x height.
`Texture(PGraphicsOpenGL pg, int width, int height, java.lang.Object params)` Creates an instance of PTexture with size width x height and with the specified parameters.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`boolean`	`available()` Returns true if the texture has been initialized.
`void`	`bind()`
`boolean`	`bound()`
`boolean`	`colorBuffer()`
`void`	`colorBuffer(boolean value)`
`void`	`copyBufferFromSource(java.lang.Object natRef, java.nio.ByteBuffer byteBuf, int w, int h)`
`int`	`currentSampling()`
`void`	`disposeSourceBuffer()`
`void`	`get(int[] pixels)` Copy texture to pixels.
`void`	`getBufferPixels(int[] pixels)`
`int`	`getModifiedX1()`
`int`	`getModifiedX2()`
`int`	`getModifiedY1()`
`int`	`getModifiedY2()`
`Texture.Parameters`	`getParameters()`
`boolean`	`hasBuffers()`
`boolean`	`hasBufferSource()`
`void`	`init(int width, int height)` Sets the size of the image and texture to width x height.
`void`	`init(int width, int height, int glName, int glTarget, int glFormat, int glWidth, int glHeight, int glMinFilter, int glMagFilter, int glWrapS, int glWrapT)` Initializes the texture using GL parameters
`void`	`init(int width, int height, Texture.Parameters params)` Sets the size of the image and texture to width x height, and the parameters of the texture to params.
`boolean`	`invertedX()` Returns true if the texture is inverted along the horizontal direction.
`void`	`invertedX(boolean v)` Sets the texture as inverted or not along the horizontal direction.
`boolean`	`invertedY()` Returns true if the texture is inverted along the vertical direction.
`void`	`invertedY(boolean v)` Sets the texture as inverted or not along the vertical direction.
`boolean`	`isModified()`
`float`	`maxTexcoordU()` Returns the maximum possible value for the texture coordinate U (horizontal).
`float`	`maxTexcoordV()` Returns the maximum possible value for the texture coordinate V (vertical).
`void`	`put(int texTarget, int texName, int texWidth, int texHeight, int w, int h)`
`void`	`put(int texTarget, int texName, int texWidth, int texHeight, int target, int tex, int x, int y, int w, int h)`
`void`	`put(Texture tex)`
`void`	`put(Texture tex, int x, int y, int w, int h)`
`void`	`resize(int wide, int high)`
`void`	`set(int[] pixels)`
`void`	`set(int[] pixels, int format)`
`void`	`set(int[] pixels, int x, int y, int w, int h)`
`void`	`set(int[] pixels, int x, int y, int w, int h, int format)`
`void`	`set(int texTarget, int texName, int texWidth, int texHeight, int w, int h)`
`void`	`set(int texTarget, int texName, int texWidth, int texHeight, int target, int tex, int x, int y, int w, int h)`
`void`	`set(Texture tex)`
`void`	`set(Texture tex, int x, int y, int w, int h)`
`void`	`setBufferSource(java.lang.Object source)`
`void`	`setModified()`
`void`	`setModified(boolean m)`
`void`	`setNative(int[] pixels)`
`void`	`setNative(int[] pixels, int x, int y, int w, int h)`
`void`	`setNative(java.nio.IntBuffer pixBuf, int x, int y, int w, int h)`
`void`	`unbind()`
`void`	`updateTexels()`
`void`	`updateTexels(int x, int y, int w, int h)`
`boolean`	`usingMipmaps()` Returns true or false whether or not the texture is using mipmaps.
`void`	`usingMipmaps(boolean mipmaps, int sampling)`
`boolean`	`usingRepeat()` Returns true or false whether or not the texture is using repeat wrap mode along either U or V directions.
`void`	`usingRepeat(boolean repeat)`

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

width
```
public int width
```

height
```
public int height
```

glName
```
public int glName
```

glTarget
```
public int glTarget
```

glFormat
```
public int glFormat
```

glMinFilter
```
public int glMinFilter
```

glMagFilter
```
public int glMagFilter
```

glWrapS
```
public int glWrapS
```

glWrapT
```
public int glWrapT
```

glWidth
```
public int glWidth
```

glHeight
```
public int glHeight
```

MAX_BUFFER_CACHE_SIZE
```
public static final int MAX_BUFFER_CACHE_SIZE
```
See Also:

Constant Field Values

Constructor Detail
- Texture
```
public Texture(PGraphicsOpenGL pg)
```
- Texture
```
public Texture(PGraphicsOpenGL pg,
               int width,
               int height)
```
  Creates an instance of PTexture with size width x height. The texture is initialized (empty) to that size.
  
  Parameters:
  
  width - int
  
  height - int
- Texture
```
public Texture(PGraphicsOpenGL pg,
               int width,
               int height,
               java.lang.Object params)
```
  Creates an instance of PTexture with size width x height and with the specified parameters. The texture is initialized (empty) to that size.
  
  Parameters:
  
  width - int
  
  height - int
  
  params - Parameters

Method Detail

init
```
public void init(int width,
                 int height)
```
Sets the size of the image and texture to width x height. If the texture is already initialized, it first destroys the current OpenGL texture object and then creates a new one with the specified size.

Parameters:

width - int

height - int

init
```
public void init(int width,
                 int height,
                 Texture.Parameters params)
```
Sets the size of the image and texture to width x height, and the parameters of the texture to params. If the texture is already initialized, it first destroys the current OpenGL texture object and then creates a new one with the specified size.

Parameters:

width - int

height - int

params - GLTextureParameters

init

public void init(int width,
                 int height,
                 int glName,
                 int glTarget,
                 int glFormat,
                 int glWidth,
                 int glHeight,
                 int glMinFilter,
                 int glMagFilter,
                 int glWrapS,
                 int glWrapT)

Initializes the texture using GL parameters

resize

public void resize(int wide,
                   int high)

available
```
public boolean available()
```
Returns true if the texture has been initialized.

Returns:

boolean

set
```
public void set(Texture tex)
```

set

public void set(Texture tex,
                int x,
                int y,
                int w,
                int h)

set

public void set(int texTarget,
                int texName,
                int texWidth,
                int texHeight,
                int w,
                int h)

set

public void set(int texTarget,
                int texName,
                int texWidth,
                int texHeight,
                int target,
                int tex,
                int x,
                int y,
                int w,
                int h)

set
```
public void set(int[] pixels)
```

set

public void set(int[] pixels,
                int format)

set

public void set(int[] pixels,
                int x,
                int y,
                int w,
                int h)

set

public void set(int[] pixels,
                int x,
                int y,
                int w,
                int h,
                int format)

setNative
```
public void setNative(int[] pixels)
```

setNative

public void setNative(int[] pixels,
                      int x,
                      int y,
                      int w,
                      int h)

setNative

public void setNative(java.nio.IntBuffer pixBuf,
                      int x,
                      int y,
                      int w,
                      int h)

get
```
public void get(int[] pixels)
```
Copy texture to pixels. Involves video memory to main memory transfer (slow).

put
```
public void put(Texture tex)
```

put

public void put(Texture tex,
                int x,
                int y,
                int w,
                int h)

put

public void put(int texTarget,
                int texName,
                int texWidth,
                int texHeight,
                int w,
                int h)

put

public void put(int texTarget,
                int texName,
                int texWidth,
                int texHeight,
                int target,
                int tex,
                int x,
                int y,
                int w,
                int h)

usingMipmaps
```
public boolean usingMipmaps()
```
Returns true or false whether or not the texture is using mipmaps.

Returns:

boolean

usingMipmaps

public void usingMipmaps(boolean mipmaps,
                         int sampling)

usingRepeat
```
public boolean usingRepeat()
```
Returns true or false whether or not the texture is using repeat wrap mode along either U or V directions.

Returns:

boolean

usingRepeat

public void usingRepeat(boolean repeat)

maxTexcoordU
```
public float maxTexcoordU()
```
Returns the maximum possible value for the texture coordinate U (horizontal).

Returns:

float

maxTexcoordV
```
public float maxTexcoordV()
```
Returns the maximum possible value for the texture coordinate V (vertical).

Returns:

float

invertedX
```
public boolean invertedX()
```
Returns true if the texture is inverted along the horizontal direction.

Returns:

boolean;

invertedX
```
public void invertedX(boolean v)
```
Sets the texture as inverted or not along the horizontal direction.

Parameters:

v - boolean;

invertedY
```
public boolean invertedY()
```
Returns true if the texture is inverted along the vertical direction.

Returns:

boolean;

invertedY
```
public void invertedY(boolean v)
```
Sets the texture as inverted or not along the vertical direction.

Parameters:

v - boolean;

currentSampling
```
public int currentSampling()
```

bind
```
public void bind()
```

unbind
```
public void unbind()
```

bound
```
public boolean bound()
```

isModified
```
public boolean isModified()
```

setModified
```
public void setModified()
```

setModified
```
public void setModified(boolean m)
```

getModifiedX1
```
public int getModifiedX1()
```

getModifiedX2
```
public int getModifiedX2()
```

getModifiedY1
```
public int getModifiedY1()
```

getModifiedY2
```
public int getModifiedY2()
```

updateTexels
```
public void updateTexels()
```

updateTexels

public void updateTexels(int x,
                         int y,
                         int w,
                         int h)

setBufferSource

public void setBufferSource(java.lang.Object source)

copyBufferFromSource

public void copyBufferFromSource(java.lang.Object natRef,
                                 java.nio.ByteBuffer byteBuf,
                                 int w,
                                 int h)

disposeSourceBuffer
```
public void disposeSourceBuffer()
```

getBufferPixels

public void getBufferPixels(int[] pixels)

hasBufferSource
```
public boolean hasBufferSource()
```

hasBuffers
```
public boolean hasBuffers()
```

colorBuffer

public void colorBuffer(boolean value)

colorBuffer
```
public boolean colorBuffer()
```

getParameters

public Texture.Parameters getParameters()

Class Texture

Nested Class Summary

Field Summary

Fields inherited from interface processing.core.PConstants

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

width

height

glName

glTarget

glFormat

glMinFilter

glMagFilter

glWrapS

glWrapT

glWidth

glHeight

MAX_BUFFER_CACHE_SIZE

Constructor Detail

Texture

Texture

Texture

Method Detail

init

init

init

resize

available

set

set

set

set

set

set

set

set

setNative

setNative

setNative

get

put

put

put

put

usingMipmaps

usingMipmaps

usingRepeat

usingRepeat

maxTexcoordU

maxTexcoordV

invertedX

invertedX

invertedY

invertedY

currentSampling

bind

unbind

bound

isModified

setModified

setModified

getModifiedX1

getModifiedX2

getModifiedY1

getModifiedY2

updateTexels

updateTexels

setBufferSource

copyBufferFromSource

disposeSourceBuffer

getBufferPixels

hasBufferSource

hasBuffers

colorBuffer

colorBuffer

getParameters