sigonasr2
/
jmonkeyengine
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

* Added new image codec that should be faster for byte component image formats like RGBA8

Browse Source 
git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9740 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
3.0
Sha..rd 13 years ago
parent 06d18c1366
commit dbc59934a7
2 changed files with 88 additions and 20 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 54
      engine/src/core/com/jme3/texture/image/ByteOffsetImageCodec.java
  2. 54
      engine/src/core/com/jme3/texture/image/ImageCodec.java

54
engine/src/core/com/jme3/texture/image/ByteOffsetImageCodec.java
Unescape View File

@ -0,0 +1,54 @@
package com.jme3.texture.image;
import java.nio.ByteBuffer;
public class ByteOffsetImageCodec extends ImageCodec {
private int redPos, greenPos, bluePos, alphaPos;
public ByteOffsetImageCodec(int bpp, int flags, int alphaPos, int redPos, int greenPos, int bluePos) {
super(bpp, flags, alphaPos != -1 ? 255 : 0,
redPos != -1 ? 255 : 0,
greenPos != -1 ? 255 : 0,
bluePos != -1 ? 255 : 0);
this.alphaPos = alphaPos;
this.redPos = redPos;
this.greenPos = greenPos;
this.bluePos = bluePos;
}
@Override
public void readComponents(ByteBuffer buf, int x, int y, int width, int[] components, byte[] tmp) {
int i = (y * width + x) * bpp;
if (alphaPos != -1) {
components[0] = buf.get(i + alphaPos) & 0xff;
}
if (redPos != -1) {
components[1] = buf.get(i + redPos) & 0xff;
}
if (greenPos != -1) {
components[2] = buf.get(i + greenPos) & 0xff;
}
if (bluePos != -1) {
components[3] = buf.get(i + bluePos) & 0xff;
}
}
@Override
public void writeComponents(ByteBuffer buf, int x, int y, int width, int[] components, byte[] tmp) {
int i = (y * width + x) * bpp;
if (alphaPos != -1) {
buf.put(i + alphaPos, (byte) components[0]);
}
if (redPos != -1) {
buf.put(i + redPos, (byte) components[1]);
}
if (greenPos != -1) {
buf.put(i + greenPos, (byte) components[2]);
}
if (bluePos != -1) {
buf.put(i + bluePos, (byte) components[3]);
}
}
}

54
engine/src/core/com/jme3/texture/image/ImageCodec.java
Unescape View File

@ -23,15 +23,20 @@ abstract class ImageCodec {
static {
// == ALPHA ==
params.put(Format.Alpha8, new BitMaskImageCodec(1, 0, 8, 0, 0, 0,
0, 0, 0, 0));
// params.put(Format.Alpha8, new BitMaskImageCodec(1, 0, 8, 0, 0, 0,
// 0, 0, 0, 0));
params.put(Format.Alpha8, new ByteOffsetImageCodec(1, 0, 0, -1, -1, -1));
params.put(Format.Alpha16, new BitMaskImageCodec(2, 0, 16, 0, 0, 0,
0, 0, 0, 0));
// == LUMINANCE ==
params.put(Format.Luminance8, new BitMaskImageCodec(1, FLAG_GRAY, 0, 8, 0, 0,
0, 0, 0, 0));
// params.put(Format.Luminance8, new BitMaskImageCodec(1, FLAG_GRAY, 0, 8, 0, 0,
// 0, 0, 0, 0));
params.put(Format.Luminance8, new ByteOffsetImageCodec(1, FLAG_GRAY, -1, 0, -1, -1));
params.put(Format.Luminance16, new BitMaskImageCodec(2, FLAG_GRAY, 0, 16, 0, 0,
0, 0, 0, 0));
params.put(Format.Luminance16F, new BitMaskImageCodec(2, FLAG_GRAY | FLAG_F16, 0, 16, 0, 0,
@ -43,9 +48,11 @@ abstract class ImageCodec {
// ??
// == LUMINANCA ALPHA ==
params.put(Format.Luminance8Alpha8, new BitMaskImageCodec(2, FLAG_GRAY,
8, 8, 0, 0,
8, 0, 0, 0));
// params.put(Format.Luminance8Alpha8, new BitMaskImageCodec(2, FLAG_GRAY,
// 8, 8, 0, 0,
// 8, 0, 0, 0));
params.put(Format.Luminance8Alpha8, new ByteOffsetImageCodec(2, FLAG_GRAY, 1, 0, -1, -1));
params.put(Format.Luminance16Alpha16, new BitMaskImageCodec(4, FLAG_GRAY,
16, 16, 0, 0,
@ -56,17 +63,21 @@ abstract class ImageCodec {
16, 0, 0, 0));
// == RGB ==
params.put(Format.BGR8, new BitMaskImageCodec(3, 0,
0, 8, 8, 8,
0, 16, 8, 0));
// params.put(Format.BGR8, new BitMaskImageCodec(3, 0,
// 0, 8, 8, 8,
// 0, 16, 8, 0));
//
params.put(Format.BGR8, new ByteOffsetImageCodec(3, 0, -1, 2, 1, 0));
params.put(Format.RGB565, new BitMaskImageCodec(2, 0,
0, 5, 6, 5,
0, 11, 5, 0));
//
// params.put(Format.RGB8, new BitMaskImageCodec(3, 0,
// 0, 8, 8, 8,
// 0, 0, 8, 16));
params.put(Format.RGB8, new BitMaskImageCodec(3, 0,
0, 8, 8, 8,
0, 0, 8, 16));
params.put(Format.RGB8, new ByteOffsetImageCodec(3, 0, -1, 0, 1, 2));
params.put(Format.RGB16, new ByteAlignedImageCodec(6, 0,
0, 2, 2, 2,
@ -83,11 +94,12 @@ abstract class ImageCodec {
params.put(Format.RGB16F_to_RGB111110F, rgb16f);
params.put(Format.RGB16F_to_RGB9E5, rgb16f);
// == RGBA ==
params.put(Format.ABGR8, new BitMaskImageCodec(4, 0,
0, 8, 8, 8,
0, 24, 16, 8));
// params.put(Format.ABGR8, new BitMaskImageCodec(4, 0,
// 0, 8, 8, 8,
// 0, 24, 16, 8));
params.put(Format.ABGR8, new ByteOffsetImageCodec(4, 0, 0, 3, 2, 1));
params.put(Format.ARGB4444, new BitMaskImageCodec(2, 0,
4, 4, 4, 4,
@ -98,14 +110,16 @@ abstract class ImageCodec {
0, 11, 6, 1));
((BitMaskImageCodec)params.get(Format.RGB5A1)).be = true;
params.put(Format.RGBA8, new ByteAlignedImageCodec(4, 0,
0, 1, 1, 1,
0, 0, 1, 2));
// params.put(Format.RGBA8, new ByteAlignedImageCodec(4, 0,
// 0, 1, 1, 1,
// 0, 0, 1, 2));
//new BitMaskImageCodec(4, 0,
// 8, 8, 8, 8,
// 24, 0, 8, 16));
params.put(Format.RGBA8, new ByteOffsetImageCodec(4, 0, 3, 0, 1, 2));
params.put(Format.RGBA16, new ByteAlignedImageCodec(8, 0,
2, 2, 2, 2,
6, 0, 2, 4));

Write Preview
Loading…
Cancel
Save