Ryuk/Sudoku
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bye bye png lib

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This commit is contained in:
Simon Pribylski
2025-01-28 18:25:16 +01:00
committed by Janet-Doe
parent 1930bc02bd
commit 337911d038
3 changed files with 7 additions and 34 deletions
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2
app/build.gradle
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@@ -35,7 +35,7 @@ dependencies {
implementation "io.github.spair:imgui-java-app:1.88.0"
implementation ":PNG-library"
implementation "org.lwjgl:lwjgl-stb:3.3.4"
runtimeOnly "org.lwjgl:lwjgl-stb::natives-windows"
}

39
app/src/main/java/gui/Images.java
View File

@@ -1,47 +1,20 @@
package gui;
import java.io.File;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.IntBuffer;
import java.nio.LongBuffer;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL11;
import io.nayuki.png.ImageDecoder;
import io.nayuki.png.PngImage;
import io.nayuki.png.image.BufferedRgbaImage;
import org.lwjgl.stb.STBImage;
public class Images {
public static int BACKGROUND;
private static int loadTexture(String fileName) {
// Decoding
PngImage png = null;
try {
png = PngImage.read(new File(fileName));
} catch (IOException e) {
e.printStackTrace();
return -1;
}
BufferedRgbaImage img = (BufferedRgbaImage) ImageDecoder.toImage(png);
ByteBuffer pixels = ByteBuffer.allocateDirect(img.getWidth() * img.getHeight() * Long.BYTES);
for (int y = 0; y < img.getHeight(); y++) {
for (int x = 0; x < img.getWidth(); x++) {
long value = img.getPixel(x, y);
int red = (int) ((value >> 48) & 0xFF);
int blue = (int) ((value >> 32) & 0xFF);
int green = (int) ((value >> 16) & 0xFF);
int alpha = 255;
pixels.putInt(red << 24 | green << 16 | blue << 8 | alpha);
}
}
pixels.flip();
int[] width = new int[1];
int[] height = new int[1];
int[] channelCount = new int[1];
var caca = img.getBitDepths();
System.out.println(caca);
ByteBuffer pixels = STBImage.stbi_load(fileName, width, height, channelCount, 4);
int textureID = GL11.glGenTextures();
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
@@ -51,7 +24,7 @@ public class Images {
GL11.glPixelStorei(GL11.GL_UNPACK_SKIP_PIXELS, 0); // Not on WebGL/ES
GL11.glPixelStorei(GL11.GL_UNPACK_SKIP_ROWS, 0); // Not on WebGL/ES
GL11.glPixelStorei(GL11.GL_UNPACK_ROW_LENGTH, 0); // Not on WebGL/ES
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, img.getWidth(), img.getHeight(), 0,
GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, width[0], height[0], 0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE, pixels);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);