Example usage for org.lwjgl.opengl GL11 glTexParameteri

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:org.terasology.logic.manager.TextureManager.java

License:Apache License

public Texture loadTexture(String path, String[] mipMapPaths) throws IOException {
    Texture texture = new Texture();

    texture.id = glGenTextures();/*from  w  w w.j  a  v  a2s .co m*/
    glBindTexture(GL11.GL_TEXTURE_2D, texture.id);

    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
    GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL_NEAREST);
    GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL_NEAREST);

    readTexture(path, texture);

    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 4);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, texture.width, texture.height, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, texture.data);

    if (mipMapPaths != null) {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_LEVEL, mipMapPaths.length);
        GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST);
        GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL_NEAREST_MIPMAP_NEAREST);

        for (int i = 0; i < mipMapPaths.length; i++) {
            Texture t = new Texture();
            readTexture(mipMapPaths[i], t);

            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, i + 1, GL11.GL_RGBA, t.width, t.height, 0, GL11.GL_RGBA,
                    GL11.GL_UNSIGNED_BYTE, t.data);
        }
    }

    return texture;
}

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From source file:org.terasology.rendering.assets.Texture.java

License:Apache License

public Texture(AssetUri uri, ByteBuffer[] data, int width, int height, WrapMode wrapMode,
        FilterMode filterMode) {/*from  ww w  . java2s .co  m*/
    if (data.length == 0)
        throw new IllegalArgumentException("Expected Data.length >= 1");
    this.uri = uri;
    this.width = width;
    this.height = height;
    this.wrapMode = wrapMode;
    this.filterMode = filterMode;
    this.data = data;

    id = glGenTextures();
    logger.debug("Bound texture '{}' - {}", uri, id);
    glBindTexture(GL11.GL_TEXTURE_2D, id);

    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapMode.getGLMode());
    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapMode.getGLMode());
    GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, filterMode.getGlMinFilter());
    GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, filterMode.getGlMagFilter());
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 4);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_LEVEL, data.length - 1);

    for (int i = 0; i < data.length; i++) {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, i, GL11.GL_RGBA, width >> i, height >> i, 0, GL11.GL_RGBA,
                GL11.GL_UNSIGNED_BYTE, data[i]);
    }
}

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From source file:org.terasology.rendering.opengl.OpenGLTexture.java

License:Apache License

@Override
public void reload(TextureData data) {
    this.width = data.getWidth();
    this.height = data.getHeight();
    this.depth = data.getDepth();
    this.wrapMode = data.getWrapMode();
    this.filterMode = data.getFilterMode();
    this.textureType = data.getType();
    this.textureData = data;

    if (id == 0) {
        id = glGenTextures();//from   w  w w  .j a v a2 s  .co  m
    }

    switch (textureType) {
    case TEXTURE2D:
        logger.debug("Bound texture '{}' - {}", getURI(), id);
        glBindTexture(GL11.GL_TEXTURE_2D, id);

        glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, getGLMode(wrapMode));
        glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, getGLMode(wrapMode));
        GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, getGlMinFilter(filterMode));
        GL11.glTexParameteri(GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, getGlMagFilter(filterMode));
        GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 4);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_LEVEL, data.getBuffers().length - 1);

        if (data.getBuffers().length > 0) {
            for (int i = 0; i < data.getBuffers().length; i++) {
                GL11.glTexImage2D(GL11.GL_TEXTURE_2D, i, GL11.GL_RGBA, width >> i, height >> i, 0, GL11.GL_RGBA,
                        GL11.GL_UNSIGNED_BYTE, data.getBuffers()[i]);
            }
        } else {
            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, width, height, 0, GL11.GL_RGBA,
                    GL11.GL_UNSIGNED_BYTE, (ByteBuffer) null);
        }
        break;
    case TEXTURE3D:
        logger.debug("Bound texture '{}' - {}", getURI(), id);
        glBindTexture(GL12.GL_TEXTURE_3D, id);

        glTexParameterf(GL12.GL_TEXTURE_3D, GL_TEXTURE_WRAP_S, getGLMode(wrapMode));
        glTexParameterf(GL12.GL_TEXTURE_3D, GL_TEXTURE_WRAP_T, getGLMode(wrapMode));
        glTexParameterf(GL12.GL_TEXTURE_3D, GL12.GL_TEXTURE_WRAP_R, getGLMode(wrapMode));

        GL11.glTexParameteri(GL12.GL_TEXTURE_3D, GL11.GL_TEXTURE_MIN_FILTER, getGlMinFilter(filterMode));
        GL11.glTexParameteri(GL12.GL_TEXTURE_3D, GL11.GL_TEXTURE_MAG_FILTER, getGlMagFilter(filterMode));

        GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 4);
        GL11.glTexParameteri(GL12.GL_TEXTURE_3D, GL12.GL_TEXTURE_MAX_LEVEL, data.getBuffers().length - 1);

        if (data.getBuffers().length > 0) {
            for (int i = 0; i < data.getBuffers().length; i++) {
                GL12.glTexImage3D(GL12.GL_TEXTURE_3D, i, GL11.GL_RGBA, width, height, depth, 0, GL11.GL_RGBA,
                        GL11.GL_UNSIGNED_BYTE, data.getBuffers()[i]);
            }
        } else {
            GL12.glTexImage3D(GL12.GL_TEXTURE_3D, 0, GL11.GL_RGBA, width, height, depth, 0, GL11.GL_RGBA,
                    GL11.GL_UNSIGNED_BYTE, (ByteBuffer) null);
        }

        break;
    }
}

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From source file:org.voxels.platform.LWJGLOpenGLAdapter.java

License:Open Source License

@Override
public void glTexParameteri(final int target, final int pname, final int param) {
    GL11.glTexParameteri(target, pname, param);
}

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From source file:org.xmlvm.iphone.gl.GL.java

License:Open Source License

public static void glTexParameteri(int t, int param, int value) {
    GL11.glTexParameteri(t, param, value);
}

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From source file:processing.lwjgl.PGL.java

License:Open Source License

public void texParameteri(int target, int param, int value) {
    GL11.glTexParameteri(target, param, value);
}

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From source file:processing.lwjgl.PLWJGL.java

License:Open Source License

public void texParameteriv(int target, int pname, IntBuffer params) {
    GL11.glTexParameteri(target, pname, params.get());
}

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From source file:processing.opengl.PLWJGL.java

License:Open Source License

@Override
public void texParameteri(int target, int pname, int param) {
    GL11.glTexParameteri(target, pname, param);
}

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From source file:processing.opengl.PLWJGL.java

License:Open Source License

@Override
public void texParameteriv(int target, int pname, IntBuffer params) {
    GL11.glTexParameteri(target, pname, params.get());
}

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From source file:pw.knx.feather.font.FontCache.java

License:Apache License

/**
 * Allocate a new OpenGL texture for caching pre-rendered glyph images. The new texture is initialized to fully transparent
 * white so the individual glyphs images within can have a transparent border between them. The new texture remains bound
 * after returning from the function.//from  w  ww. j a  v a2s . c o m
 */
private void allocateTexture() {
    /* Initialize the background to all white but fully transparent. */
    glyphGraphics.clearRect(0, 0, TEXTURE_WIDTH, TEXTURE_HEIGHT);

    /* Allocate new OpenGL texure */
    texture = GL11.glGenTextures();

    /* Load imageBuffer with pixel data ready for transfer to OpenGL texture */
    updateBuffer(0, 0, TEXTURE_WIDTH, TEXTURE_HEIGHT);

    /*
       * Initialize texture with the now cleared BufferedImage. Using a texture with GL_ALPHA8 internal format may result in
       * faster rendering since the GPU has to only fetch 1 byte per texel instead of 4 with a regular RGBA texture.
       */
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_ALPHA8, TEXTURE_WIDTH, TEXTURE_HEIGHT, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, imageBuffer);

    /* Explicitly disable mipmap support because updateTexture() will only update the base level 0 */
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
}

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