gzz.gfx.gl
Class GL.Texture

java.lang.Object
  |
  +--gzz.vob.Vob
        |
        +--gzz.gfx.gl.GL.JavaObject
              |
              +--gzz.gfx.gl.GL.NonRenderableJavaObject
                    |
                    +--gzz.gfx.gl.GL.Texture

All Implemented Interfaces:

GLDeletable

Enclosing class:

GL

public static class GL.Texture

extends GL.NonRenderableJavaObject

A texture object. Represents a single OpenGL texture object. Here, id == directly the texture id.

Nested Class Summary

Nested classes inherited from class gzz.vob.Vob

Vob.RenderInfo

Field Summary

Fields inherited from class gzz.vob.Vob

dbg, rcsid

Method Summary

void	compressedTexImage(int level, java.lang.String internalFormat, int width, int height, int border, byte[] data) Call glCompressedTexImage.
void	copyTexImage2D(GL.RenderingSurface win, java.lang.String buffer, java.lang.String target, int level, java.lang.String internalFormat, int x, int y, int w, int h, int border) Read into this texture from screen.
protected void	deleteObj()
void	downsampleInto(GL.Texture into, java.lang.String target, int levelFrom, java.lang.String internalFormat, java.lang.String transferformat) Copy this texture into the given texture.
byte[]	getCompressedTexImage(int lod) Call glGetCompressedTexImage.
float[]	getLevelParameter(int level, java.lang.String name)
float[]	getParameter(java.lang.String name)
int	getTexId() Get the OpenGL texture id of this texture.
void	getTexImage(int lod, java.lang.String format, java.lang.String type, byte[] array)
void	loadNull2D(int level, java.lang.String internalFormat, int w, int h, int border, java.lang.String format, java.lang.String type) Load a NULL pointer to the texture, which clears the image and sets the mip maps.
void	loadSubImage(int level, GL.Image img, int x, int y, int xoffs, int yoffs, int w, int h) Load an image into a part of this texture.
void	setTexParameter(java.lang.String target, java.lang.String param, float value)
void	setTexParameter(java.lang.String target, java.lang.String param, java.lang.String value)
int	shade_all_levels(int w, int h, int d, int comps, java.lang.String internalFormat, java.lang.String format, java.lang.String shaderName, java.lang.String[] params) Call libtexture to create the image for each mipmap level separately.
int	shade(int w, int h, int d, int comps, java.lang.String internalFormat, java.lang.String format, java.lang.String shaderName, java.lang.String[] params) Call libtexture to create the image into this texture object.
void	texImage2D(int level, java.lang.String internalFormat, int w, int h, int border, java.lang.String format, java.lang.String type, byte[] data) Call glTexImage2D.

Methods inherited from class gzz.gfx.gl.GL.JavaObject

deleteObject, finalize, getId, render

Methods inherited from class gzz.vob.Vob

addToListGL, addToListGL, intersect, putGL, putGL, putGL, putGL

Methods inherited from class java.lang.Object

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

Method Detail

deleteObj

protected void deleteObj()

Specified by:

deleteObj in class GL.JavaObject

getTexId

public int getTexId()

Get the OpenGL texture id of this texture.

setTexParameter

public void setTexParameter(java.lang.String target,
                            java.lang.String param,
                            float value)

setTexParameter

public void setTexParameter(java.lang.String target,
                            java.lang.String param,
                            java.lang.String value)

shade

public int shade(int w,
                 int h,
                 int d,
                 int comps,
                 java.lang.String internalFormat,
                 java.lang.String format,
                 java.lang.String shaderName,
                 java.lang.String[] params)

Call libtexture to create the image into this texture object.

getCompressedTexImage

public byte[] getCompressedTexImage(int lod)

Call glGetCompressedTexImage.

getTexImage

public void getTexImage(int lod,
                        java.lang.String format,
                        java.lang.String type,
                        byte[] array)

compressedTexImage

public void compressedTexImage(int level,
                               java.lang.String internalFormat,
                               int width,
                               int height,
                               int border,
                               byte[] data)

Call glCompressedTexImage. The length of data is used so it needs to be right.

texImage2D

public void texImage2D(int level,
                       java.lang.String internalFormat,
                       int w,
                       int h,
                       int border,
                       java.lang.String format,
                       java.lang.String type,
                       byte[] data)

Call glTexImage2D. The length of data is used so it needs to be right.

shade_all_levels

public int shade_all_levels(int w,
                            int h,
                            int d,
                            int comps,
                            java.lang.String internalFormat,
                            java.lang.String format,
                            java.lang.String shaderName,
                            java.lang.String[] params)

Call libtexture to create the image for each mipmap level separately.

loadNull2D

public void loadNull2D(int level,
                       java.lang.String internalFormat,
                       int w,
                       int h,
                       int border,
                       java.lang.String format,
                       java.lang.String type)

Load a NULL pointer to the texture, which clears the image and sets the mip maps.

loadSubImage

public void loadSubImage(int level,
                         GL.Image img,
                         int x,
                         int y,
                         int xoffs,
                         int yoffs,
                         int w,
                         int h)

Load an image into a part of this texture.

downsampleInto

public void downsampleInto(GL.Texture into,
                           java.lang.String target,
                           int levelFrom,
                           java.lang.String internalFormat,
                           java.lang.String transferformat)

Copy this texture into the given texture. This function can be used for downsampling by copying from a non-zero level

Parameters:

into - The texture to copy into

levelFrom - The mipmap level from which to copy. Note that the texture is always copied TO level 0.

internalFormat - The internalFormat to use in the texture into.

transferformat - The format to use for the transfer.

copyTexImage2D

public void copyTexImage2D(GL.RenderingSurface win,
                           java.lang.String buffer,
                           java.lang.String target,
                           int level,
                           java.lang.String internalFormat,
                           int x,
                           int y,
                           int w,
                           int h,
                           int border)

Read into this texture from screen.

getParameter

public float[] getParameter(java.lang.String name)

getLevelParameter

public float[] getLevelParameter(int level,
                                 java.lang.String name)