gzz.gfx.gl
Class GLSpans

java.lang.Object
  |
  +--gzz.gfx.gl.GLSpans

public class GLSpans

extends java.lang.Object

Manage image and page spans for OpenGL.

Nested Class Summary

static class

GLSpans.Rect A rectangle in a texture.

Field Summary

static boolean	align4
static java.lang.String	colorFormat The format to use for color spans.
static boolean	dbg
static int	LODscale Unfortunately we need to store the textures at two different levels since adjusting TEXTURE_BASE_LEVEL does not have enough effect.
static java.lang.String	monochromeFormat The format to use for monochrome spans.

Constructor Summary

GLSpans()

Method Summary

static gzz.gfx.gl.GLSpans.LoadedTexRect	getImage(java.lang.String file)
static GLSpans.Rect	getRect(ImageSpan span) Return a Rect containing the image span
static GLSpans.Rect	getRect(ImageSpan span, int lod) Return a Rect containing the image span
static GLSpans.Rect	getRect(PageSpan span) Return a Rect containing the first page of the given pagespan.
static GLSpans.Rect	getRect(PageSpan span, int lod) Return a Rect containing the first page of the given pagespan.

Methods inherited from class java.lang.Object

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

Field Detail

dbg

public static boolean dbg

monochromeFormat

public static java.lang.String monochromeFormat

The format to use for monochrome spans.

colorFormat

public static java.lang.String colorFormat

The format to use for color spans.

align4

public static boolean align4

LODscale

public static int LODscale

Unfortunately we need to store the textures at two different levels since adjusting TEXTURE_BASE_LEVEL does not have enough effect.

Constructor Detail

GLSpans

public GLSpans()

Method Detail

getRect

public static GLSpans.Rect getRect(PageSpan span)

Return a Rect containing the first page of the given pagespan.

getRect

public static GLSpans.Rect getRect(PageSpan span,
                                   int lod)

Return a Rect containing the first page of the given pagespan.

Parameters:

lod - The level of detail. Currently, only 0 (sharpest) and 1 (smallest) are known.

getRect

public static GLSpans.Rect getRect(ImageSpan span)

Return a Rect containing the image span

getRect

public static GLSpans.Rect getRect(ImageSpan span,
                                   int lod)

Return a Rect containing the image span

Parameters:

lod - The level of detail. Currently, only 0 is known

getImage

public static gzz.gfx.gl.GLSpans.LoadedTexRect getImage(java.lang.String file)