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The last of the error-propagation bugs in HGR have been killed now I think.

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This commit is contained in:
Brendan Robert 2014-10-01 02:19:44 -05:00
parent 368d767cfb
commit 6da62c0f44
1 changed files with 3 additions and 1 deletions
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4
OutlawEditor/src/main/java/org/badvision/outlaweditor/apple/ImageDitherEngine.java
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@ -164,6 +164,7 @@ public class ImageDitherEngine {
// First byte, compared with a sliding window encompassing the previous byte, if any.
int leastError = Integer.MAX_VALUE;
for (int hi = 0; hi < 2; hi++) {
tmpScaled2.getPixelWriter().setPixels(0, y, 560, (y < 190) ? 3 : (y < 191) ? 2 : 1, keepScaled.getPixelReader(), 0, y);
int b1 = (hi << 7);
int totalError = 0;
for (int c = 0; c < 7; c++) {
@ -341,8 +342,9 @@ public class ImageDitherEngine {
private void propagateError(int x, int y, WritableImage img, int[] newColor) {
if (x < 0 || y < 0) return;
int pixel = img.getPixelReader().getArgb(x, y);
for (int i = 0; i < 3; i++) {
int error = Palette.getComponent(img.getPixelReader().getArgb(x, y), i) - newColor[i];
int error = Palette.getComponent(pixel, i) - newColor[i];
for (int yy = 0; yy < 3 && y + yy < img.getHeight(); yy++) {
for (int xx = -2; xx < 3 && x + xx < img.getWidth(); xx++) {
if (x + xx < 0 || coefficients[xx + 2][yy] == 0) {