Package com.banuba.sdk.internal.gl

Class GLTexture

java.lang.Object

com.banuba.sdk.internal.gl.GLTexture

All Implemented Interfaces:

Closeable, AutoCloseable

public class GLTexture
extends Object
implements Closeable

OpenGL texture

Constructor Summary

Constructors

Constructor	Description
GLTexture(int colorComponents)	Create a new insance of GLTexture

Method Summary

Modifier and Type	Method	Description
void	associateWithUniformAndTextureUnit(int uniformLocation, int textureUnitNumber)	Associate this texture with uniform variable in the shader program, and set texture unit
void	bind()	Bind this texture and setup texture sampler in the sahder.
void	close()	Close resources
int	getTextureId()	Get OpenGL texture ID
void	setTextureData(ByteBuffer data, int width, int height, int strideInPixels)	Set texture data
static void	unbind()	Unbind any previously bound shader program

Methods inherited from class java.lang.Object

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

Constructor Details

GLTexture

public GLTexture(int colorComponents)

Create a new insance of GLTexture

Parameters:

colorComponents - number of the color components: 1 - for GL_LUMINANCE texture 2 - for GL_RG texture 3 - for GL_RGB texture 4 - for GL_RGBA texture

Method Details

associateWithUniformAndTextureUnit

public void associateWithUniformAndTextureUnit(int uniformLocation,
 int textureUnitNumber)

Associate this texture with uniform variable in the shader program, and set texture unit

Parameters:

uniformLocation - uniform id

textureUnitNumber -

See Also:

• GLShaderProgram.getUniformLocation(String)

bind

public void bind()

Bind this texture and setup texture sampler in the sahder. (The method must have been called before associateWithUniformAndTextureUnit)

unbind

public static void unbind()

Unbind any previously bound shader program

setTextureData

public void setTextureData(ByteBuffer data,
 int width,
 int height,
 int strideInPixels)

Set texture data

Parameters:

data - image data

width - width of the image

height - height of the image

strideInPixels - image stride in number of pixels

getTextureId

public int getTextureId()

Get OpenGL texture ID

Returns:

texture Id

close

public void close()

Close resources

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable