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Fixed GL png exporting

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This commit is contained in:
Pazaz 2022-04-25 21:23:44 -04:00
parent 301e18a32c
commit 238c6e1881
1 changed files with 6 additions and 2 deletions
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8
playground/src/main/java/com/itspazaz/rt4/Playground.java
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@ -220,18 +220,22 @@ public class Playground extends GameShell {
gl.glReadPixels(0, 0, GameShell.canvasWidth, GameShell.canvasHeight, GL2.GL_BGR, GL2.GL_UNSIGNED_BYTE, buffer);
int[] pixels = new int[GameShell.canvasWidth * GameShell.canvasHeight];
for (int y = GameShell.canvasHeight; y > 0; ++y) {
for (int y = GameShell.canvasHeight - 1; y > 0; --y) {
for (int x = 0; x < GameShell.canvasWidth; ++x) {
int r = buffer.get() & 0xFF;
int g = buffer.get() & 0xFF;
int b = buffer.get() & 0xFF;
int a = 255;
int a = 0xFF;
if (r == 0x33 && g == 0x33 && b == 0x33) {
a = 0x7F;
}
pixels[x + y * GameShell.canvasWidth] = r | (g << 8) | (b << 16) | (a << 24);
}
}
// erase first line (black)
for (int x = 0; x < GameShell.canvasWidth; ++x) {
pixels[x] = 0x7F000000;
}
exportImage(pixels, filename);
}