88 lines
2.3 KiB
Java
88 lines
2.3 KiB
Java
package speiger.src.coreengine.rendering.texturesOld.normal;
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import java.awt.image.BufferedImage;
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import java.nio.ByteBuffer;
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import org.lwjgl.opengl.GL11;
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import org.lwjgl.opengl.GL13;
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import org.lwjgl.opengl.GL30;
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import org.lwjgl.system.MemoryUtil;
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import speiger.src.coreengine.assets.AssetLocation;
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import speiger.src.coreengine.assets.base.IAsset;
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import speiger.src.coreengine.rendering.texturesOld.base.AbstractTexture;
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import speiger.src.coreengine.rendering.texturesOld.base.TextureManager;
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public class SimpleTexture extends AbstractTexture
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{
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AssetLocation location;
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int width;
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int height;
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public SimpleTexture(AssetLocation location)
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{
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super();
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this.location = location;
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loadTexture();
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}
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public void loadTexture()
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{
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try(IAsset asset = TextureManager.INSTANCE.getManager().getAsset(location))
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{
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BufferedImage image = asset.texture();
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width = image.getWidth();
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height = image.getHeight();
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int[] pixelData = new int[width * height];
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image.getRGB(0, 0, width, height, pixelData, 0, width);
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ByteBuffer buffer = MemoryUtil.memAlloc(pixelData.length * 4);
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for(int y = 0;y<height;y++)
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{
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for(int x = 0;x<width;x++)
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{
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int pixel = pixelData[(y * width) + x];
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buffer.put((byte)((pixel >> 16) & 0xFF));
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buffer.put((byte)((pixel >> 8) & 0xFF));
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buffer.put((byte)(pixel & 0xFF));
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buffer.put((byte)((pixel >> 24) & 0xFF));
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}
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}
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buffer.flip();
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setTextureID(GL11.glGenTextures());
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bindTexture();
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GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
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GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
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GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL13.GL_CLAMP_TO_BORDER);
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GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL13.GL_CLAMP_TO_BORDER);
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GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, width, height, 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, buffer);
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GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
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MemoryUtil.memFree(buffer);
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}
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catch(Exception e)
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{
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e.printStackTrace();
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}
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}
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@Override
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public void reload()
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{
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int old = textureID;
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loadTexture();
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TextureManager.INSTANCE.removeTexture(old);
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}
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@Override
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public int getWidth()
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{
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return width;
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}
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@Override
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public int getHeight()
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{
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return height;
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}
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}
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