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Fixed Flash viewer - subtract blend mode

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This commit is contained in:
Jindra Petřík
2022-11-04 06:12:01 +01:00
parent 047a738284
commit 097a391967
2 changed files with 8 additions and 5 deletions
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11
libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/types/filters/BlendComposite.java
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@@ -12,7 +12,8 @@
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library.
* License along with this library.
*/
package com.jpexs.decompiler.flash.types.filters;
import java.awt.Composite;
@@ -350,10 +351,10 @@ public final class BlendComposite implements Composite {
return new Blender() {
@Override
public void blend(int[] src, int[] dst, int[] result) {
public void blend(int[] src, int[] dst, int[] result) {
result[0] = Math.max(0, src[0] + dst[0] - 256);
result[1] = Math.max(0, src[1] + dst[1] - 256);
result[2] = Math.max(0, src[2] + dst[2] - 256);
result[0] = Math.max(0, dst[0] - src[0]);
result[1] = Math.max(0, dst[1] - src[1]);
result[2] = Math.max(0, dst[2] - src[2]);
result[3] = Math.min(255, src[3] + dst[3] - 256 - (src[3] * dst[3]) / 255);
}
};
}