Example usage for org.lwjgl.opengl GL11 glTexParameteri

List of usage examples for org.lwjgl.opengl GL11 glTexParameteri

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Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glTexParameteri.

Prototype

public static void glTexParameteri(@NativeType("GLenum") int target, @NativeType("GLenum") int pname,
        @NativeType("GLint") int param)

Source Link

Document

Sets the integer value of a texture parameter, which controls how the texel array is treated when specified or changed, and when applied to a fragment.

Usage

From source file:src.graphics.common.Texture.java

License:Open Source License

public static void setDefaultTexParams(int target) {
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
}

From source file:tectonicus.rasteriser.lwjgl.LwjglTextureUtils.java

License:BSD License

public static int createTexture(BufferedImage imageData, TextureFilter filterMode) {
    imageData = convertToGlFormat(imageData);

    IntBuffer buff = BufferUtils.createIntBuffer(16);
    buff.limit(1);/*from w w w.j  av  a2s .  c om*/
    GL11.glGenTextures(buff);

    int textureId = buff.get();

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId);
    if (filterMode == TextureFilter.NEAREST) {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    } else {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    }

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);

    ByteBuffer scratch = ByteBuffer.allocateDirect(4 * imageData.getWidth() * imageData.getHeight());

    Raster raster = imageData.getRaster();
    byte data[] = (byte[]) raster.getDataElements(0, 0, imageData.getWidth(), imageData.getHeight(), null);
    scratch.clear();
    scratch.put(data);
    scratch.rewind();

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, // Mip level & Internal format
            imageData.getWidth(), imageData.getHeight(), 0, // width, height, border
            GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, // pixel data format
            scratch); // pixel data

    GL11.glTexSubImage2D(GL11.GL_TEXTURE_2D, 0, 0, 0, imageData.getWidth(), imageData.getHeight(), GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, // format, type
            scratch);

    return textureId;
}

From source file:tectonicus.rasteriser.lwjgl.LwjglTextureUtils.java

License:BSD License

public static int createTexture(BufferedImage[] mips, TextureFilter filterMode) {
    IntBuffer buff = BufferUtils.createIntBuffer(16);
    buff.limit(1);/*w w w  .j  av a2s.com*/
    GL11.glGenTextures(buff);

    int textureId = buff.get();

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId);
    if (filterMode == TextureFilter.NEAREST) {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST_MIPMAP_LINEAR);
    } else {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
    }

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);

    for (int mip = 0; mip < mips.length; mip++) {
        BufferedImage imageData = mips[mip];
        imageData = convertToGlFormat(imageData);

        ByteBuffer scratch = ByteBuffer.allocateDirect(4 * imageData.getWidth() * imageData.getHeight());

        Raster raster = imageData.getRaster();
        byte data[] = (byte[]) raster.getDataElements(0, 0, imageData.getWidth(), imageData.getHeight(), null);
        scratch.clear();
        scratch.put(data);
        scratch.rewind();

        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, mip, GL11.GL_RGBA, // Mip level & Internal format
                imageData.getWidth(), imageData.getHeight(), 0, // width, height, border
                GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, // pixel data format
                scratch); // pixel data

        //   GL11.glTexSubImage2D(GL11.GL_TEXTURE_2D, 0,
        //         0, 0,
        //         imageData.getWidth(), imageData.getHeight(),
        //         GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE,         // format, type
        //         scratch);
    }

    return textureId;
}

From source file:terminal.gld.TrueTypeFont.java

License:Open Source License

public static int loadImage(BufferedImage bufferedImage) {
    try {//  w ww . j  a  v  a  2 s .  c o m
        short width = (short) bufferedImage.getWidth();
        short height = (short) bufferedImage.getHeight();
        // textureLoader.bpp =
        // bufferedImage.getColorModel().hasAlpha() ? (byte)32 :
        // (byte)24;
        int bpp = (byte) bufferedImage.getColorModel().getPixelSize();
        ByteBuffer byteBuffer;
        DataBuffer db = bufferedImage.getData().getDataBuffer();
        if (db instanceof DataBufferInt) {
            int intI[] = ((DataBufferInt) (bufferedImage.getData().getDataBuffer())).getData();
            byte newI[] = new byte[intI.length * 4];
            for (int i = 0; i < intI.length; i++) {
                byte b[] = intToByteArray(intI[i]);
                int newIndex = i * 4;

                newI[newIndex] = b[1];
                newI[newIndex + 1] = b[2];
                newI[newIndex + 2] = b[3];
                newI[newIndex + 3] = b[0];
            }

            byteBuffer = ByteBuffer.allocateDirect(width * height * (bpp / 8)).order(ByteOrder.nativeOrder())
                    .put(newI);
        } else {
            byteBuffer = ByteBuffer.allocateDirect(width * height * (bpp / 8)).order(ByteOrder.nativeOrder())
                    .put(((DataBufferByte) (bufferedImage.getData().getDataBuffer())).getData());
        }
        byteBuffer.flip();

        int internalFormat = GL11.GL_RGBA8, format = GL11.GL_RGBA;
        IntBuffer textureId = BufferUtils.createIntBuffer(1);
        ;
        GL11.glGenTextures(textureId);
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId.get(0));

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);

        GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_MODULATE);

        GLU.gluBuild2DMipmaps(GL11.GL_TEXTURE_2D, internalFormat, width, height, format, GL11.GL_UNSIGNED_BYTE,
                byteBuffer);
        return textureId.get(0);

    } catch (Exception e) {
        e.printStackTrace();
        System.exit(-1);
    }

    return -1;
}

From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static void glTexParameteri(int a, int b, int c) {
    GL11.glTexParameteri(a, b, c);
}

From source file:v9t9.gui.client.swt.gl.TextureLoader.java

License:Open Source License

/**
 * Load a texture into OpenGL from a image reference on
 * disk.//  ww  w .  ja v  a  2  s. c  om
 *
 * @param resourceName The location of the resource to load
 * @param target The GL target to load the texture against
 * @param dstPixelFormat The pixel format of the screen
 * @param minFilter The minimising filter
 * @param magFilter The magnification filter
 * @return The loaded texture
 * @throws IOException Indicates a failure to access the resource
 */
public Texture getTexture(String resourceName, int target, int dstPixelFormat, int minFilter, int magFilter)
        throws IOException {
    int srcPixelFormat = 0;

    // create the texture ID for this texture 
    int textureID = createTextureID();
    Texture texture = new Texture(target, textureID);

    // bind this texture 
    GL11.glBindTexture(target, textureID);

    BufferedImage bufferedImage = loadImage(resourceName);
    texture.setWidth(bufferedImage.getWidth());
    texture.setHeight(bufferedImage.getHeight());

    if (bufferedImage.getColorModel().hasAlpha()) {
        srcPixelFormat = GL11.GL_RGBA;
    } else {
        srcPixelFormat = GL11.GL_RGB;
    }

    // convert that image into a byte buffer of texture data 
    ByteBuffer textureBuffer = convertImageData(bufferedImage, texture);

    if (target == GL11.GL_TEXTURE_2D) {
        GL11.glTexParameteri(target, GL11.GL_TEXTURE_MIN_FILTER, minFilter);
        GL11.glTexParameteri(target, GL11.GL_TEXTURE_MAG_FILTER, magFilter);
    }

    // produce a texture from the byte buffer
    GL11.glTexImage2D(target, 0, dstPixelFormat, get2Fold(bufferedImage.getWidth()),
            get2Fold(bufferedImage.getHeight()), 0, srcPixelFormat, GL11.GL_UNSIGNED_BYTE, textureBuffer);

    return texture;
}

From source file:voxicity.TextureManager.java

License:Open Source License

public static int get_texture(String name) {
    if (name == null)
        return 0;

    if (textures.containsKey(name))
        return textures.get(name).getTextureID();

    try {/* ww w  .  j a  va 2s. c om*/
        Texture new_tex = TextureLoader.getTexture("PNG", ResourceLoader.getResourceAsStream(name), true,
                GL11.GL_NEAREST);
        System.out.println("Loaded texture: " + new_tex);

        textures.put(name, new_tex);

        int tex_bak = GL11.glGetInteger(GL11.GL_TEXTURE_BINDING_2D);

        GL11.glBindTexture(GL11.GL_TEXTURE_2D, new_tex.getTextureID());
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);

        GL11.glBindTexture(GL11.GL_TEXTURE_2D, tex_bak);

        return new_tex.getTextureID();
    } catch (java.io.IOException e) {
        System.out.println("Failed to load texture " + name);
        e.printStackTrace();
        System.exit(0);
    }

    return 0;
}

From source file:wrath.client.ClientUtils.java

License:Open Source License

/**
 * Loads a LWJGL Texture from an image.//w w w .j  av a  2s  .co m
 * @param image The {@link java.awt.image.BufferedImage} version of the Texture.
 * @return Returns the LWJGL texture id.
 */
public static int getTexture(BufferedImage image) {
    if (image == null)
        return 0;

    int[] pixels = new int[image.getWidth() * image.getHeight()];
    image.getRGB(0, 0, image.getWidth(), image.getHeight(), pixels, 0, image.getWidth());

    ByteBuffer buffer = BufferUtils.createByteBuffer(image.getWidth() * image.getHeight() * 4);

    for (int y = 0; y < image.getHeight(); y++) {
        for (int x = 0; x < image.getWidth(); x++) {
            int pixel = pixels[y * image.getWidth() + x];
            buffer.put((byte) ((pixel >> 16) & 0xFF));
            buffer.put((byte) ((pixel >> 8) & 0xFF));
            buffer.put((byte) (pixel & 0xFF));
            buffer.put((byte) ((pixel >> 24) & 0xFF));
        }
    }
    buffer.flip();

    int id = GL11.glGenTextures();
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, id);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, image.getWidth(), image.getHeight(), 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, buffer);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    return id;
}

From source file:wrath.client.graphics.Texture.java

License:Open Source License

/**
 * Constructor.// ww  w.j  ava  2  s  .c om
 * @param textureFile The image {@link java.io.File} to load the texture from.
 */
protected Texture(File textureFile) {
    this.file = textureFile;
    this.texID = ClientUtils.getTexture(ClientUtils.loadImageFromFile(textureFile));
    Game.getCurrentInstance().getLogger()
            .println("Created texture ID '" + texID + "' from file '" + file.getName() + "'!");
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texID);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
    if (Game.getCurrentInstance().getConfig().getBoolean("TexureMipmapping", true))
        GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
    if (Game.getCurrentInstance().getConfig().getBoolean("AntiAliasingTexture", true)) {
        if (Game.getCurrentInstance().getConfig().getBoolean("TexureMipmapping", true)) {
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
        } else {
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
        }

    }
    Texture.unbindTextures();
    afterConstructor();
}

From source file:wrath.client.graphics.Texture.java

License:Open Source License

@Override
public void reload() {
    this.texID = ClientUtils.getTexture(ClientUtils.loadImageFromFile(file));
    GL11.glEnable(GL11.GL_TEXTURE_2D);/*from   w w w  .j a  va2s  .  c  o m*/
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texID);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
    if (Game.getCurrentInstance().getConfig().getBoolean("TexureMipmapping", true))
        GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
    if (Game.getCurrentInstance().getConfig().getBoolean("AntiAliasingTexture", true)) {
        if (Game.getCurrentInstance().getConfig().getBoolean("TexureMipmapping", true)) {
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
        } else {
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
        }

    }
    Texture.unbindTextures();
    Game.getCurrentInstance().getLogger()
            .println("Created texture ID '" + texID + "' from file '" + file.getName() + "'!");
}