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:com.flowpowered.caustic.lwjgl.gl20.GL20Texture.java

License:MIT License

@Override
public void setFilters(FilterMode minFilter, FilterMode magFilter) {
    checkCreated();/*from w ww.ja va2  s. com*/
    if (minFilter == null) {
        throw new IllegalArgumentException("Min filter cannot be null");
    }
    if (magFilter == null) {
        throw new IllegalArgumentException("Mag filter cannot be null");
    }
    if (magFilter.needsMipMaps()) {
        throw new IllegalArgumentException("Mag filter cannot require mipmaps");
    }
    this.minFilter = minFilter;
    // Bind the texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, id);
    // Set the min and max texture filters
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, minFilter.getGLConstant());
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, magFilter.getGLConstant());
    // Unbind the texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    // Check for errors
    LWJGLUtil.checkForGLError();
}

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From source file:com.flowpowered.caustic.lwjgl.gl20.GL20Texture.java

License:MIT License

@Override
public void setCompareMode(CompareMode compareMode) {
    checkCreated();/*w  w  w.  j  a va  2  s.c om*/
    if (compareMode == null) {
        throw new IllegalArgumentException("Compare mode cannot be null");
    }
    // Bind the texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, id);
    // Note: GL14.GL_COMPARE_R_TO_TEXTURE and GL30.GL_COMPARE_REF_TO_TEXTURE are the same, just a different name
    // No need for a different call in the GL30 implementation
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_COMPARE_MODE, GL14.GL_COMPARE_R_TO_TEXTURE);
    // Set the compare mode
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_COMPARE_FUNC, compareMode.getGLConstant());
    // Unbind the texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    // Check for errors
    LWJGLUtil.checkForGLError();
}

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From source file:com.foudroyantfactotum.mod.fousarchive.midi.generation.MidiTexture.java

License:Open Source License

@Override
public void loadTexture(IResourceManager resourceManager) throws IOException {
    final int xSize = getSmallTextureSize();
    final int ySize = 88;
    byte[] res = null;

    try (final InputStream io = resourceManager.getResource(rl).getInputStream()) {
        res = getMidiTrack(io, xSize, ySize);
    } catch (InvalidMidiDataException e) {
        e.printStackTrace();/*  w  w w.  jav  a  2  s.  co m*/
    }

    if (res != null) {
        this.deleteGlTexture();

        GlStateManager.bindTexture(this.getGlTextureId());

        final ByteBuffer bb = (ByteBuffer) BufferUtils.createByteBuffer(res.length).put(res).flip();

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_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);
        GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MIN_LOD, 0.0f);
        GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_LOD, 0.0f);
        GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, 0.0f);

        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGB, xSize, ySize, 0, GL11.GL_RGB, GL11.GL_BYTE, bb);
    }
}

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From source file:com.github.begla.blockmania.world.horizon.Skysphere.java

License:Apache License

private void loadStarTextures() {
    int internalFormat = GL11.GL_RGBA8, format = GL12.GL_BGRA;

    GL11.glBindTexture(GL13.GL_TEXTURE_CUBE_MAP, _textureIds.get(0));

    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL12.GL_TEXTURE_WRAP_R, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);

    for (int i = 0; i < 6; i++) {

        byte[] data = TextureManager.getInstance().getTexture("stars" + (i + 1)).getTextureData();
        ByteBuffer byteBuffer = BufferUtils.createByteBuffer(data.length);
        byteBuffer.put(data);/*from  w ww .ja v a  2  s  . com*/
        byteBuffer.flip();

        GL11.glTexImage2D(GL13.GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, internalFormat, 256, 256, 0, format,
                GL11.GL_UNSIGNED_BYTE, byteBuffer);
    }
}

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From source file:com.github.kajdreef.mazerunnermvn.Object.GameObject.java

protected void setTextureUnit(Texture texture, int textureUnit) {
    // Create a new texture object in memory and bind it
    texId = GL11.glGenTextures();/*  w w w  . j a v a2s.c  o m*/
    GL13.glActiveTexture(textureUnit);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texId);

    // All RGB bytes are aligned to each other and each component is 1 byte
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);

    // Upload the texture data and generate mip maps (for scaling)
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGB, texture.getWidth(), texture.getHeight(), 0,
            GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, texture.getTexBuffer());
    GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);

    // Setup the ST coordinate system
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_REPEAT);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_REPEAT);

    // Setup what to do when the texture has to be scaled
    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_LINEAR_MIPMAP_LINEAR);
}

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From source file:com.golden.gamedev.engine.lwjgl.TextureLoader.java

License:Open Source License

/**
 * Load a texture into OpenGL from a image reference on disk.
 * /*from   w  ww.  j a  v  a  2 s. com*/
 * @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(BufferedImage image, int target, int dstPixelFormat, int minFilter, int magFilter) {
    int srcPixelFormat = 0;

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

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

    texture.setWidth(image.getWidth());
    texture.setHeight(image.getHeight());

    srcPixelFormat = (image.getColorModel().hasAlpha()) ? GL11.GL_RGBA : GL11.GL_RGB;

    // convert that image into a byte buffer of texture data
    ByteBuffer textureBuffer = this.convertImageData(image, 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, this.get2Fold(image.getWidth()),
            this.get2Fold(image.getHeight()), 0, srcPixelFormat, GL11.GL_UNSIGNED_BYTE, textureBuffer);

    return texture;
}

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From source file:com.golemgame.properties.fengGUI.AppearanceDisplayer.java

License:Open Source License

private void drawScaledTintedImage(Graphics g, IOpenGL gl, ITexture texture, ColorRGBA color, int x, int y,
        int width, int height) {
    x += g.getTranslation().getX();//ww  w  .  java 2 s .  c o  m
    y += g.getTranslation().getY();

    gl.enableTexture2D(true);

    {
        //gl.setTexEnvModeModulate();
    }

    colorBuffer.clear();
    colorBuffer.put(color.r).put(color.g).put(color.b).put(color.a);
    colorBuffer.rewind();

    texture.bind();
    GL11.glTexEnv(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_COLOR, colorBuffer);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);//inform gl that no mipmaps are being used.
    // GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
    GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_BLEND);
    //  GL11.glTexEnvi(GL11.GL_TEXTURE_ENV,
    //           GL11.GL_TEXTURE_ENV_MODE, GL11.GL_DECAL);
    gl.startQuads();

    float startY = 0.0f; // top
    float startX = 0.0f; // left
    float endY = 1.0f; // bottom
    float endX = 1.0f; // right

    int rWidth = width;
    int rHeight = height;

    // fit into clip - both the polygon to render (x,y,x+w,y+h) AND the
    // texture (0,0->1,1)
    Rectangle clipSpace = g.getClipSpace();
    if (x < clipSpace.getX()) {
        rWidth -= clipSpace.getX() - x;
        startX = (float) (clipSpace.getX() - x) / (float) width;
        x = clipSpace.getX();
    }

    if (x + rWidth > clipSpace.getX() + clipSpace.getWidth()) {
        rWidth = clipSpace.getX() + clipSpace.getWidth() - x;
        endX = (float) rWidth / (float) width;
    }

    if (y < clipSpace.getY()) {
        rHeight -= clipSpace.getY() - y;
        endY = (float) rHeight / (float) height;
        y = clipSpace.getY();
    }

    if (y + rHeight > clipSpace.getY() + clipSpace.getHeight()) {
        rHeight = clipSpace.getY() + clipSpace.getHeight() - y;
        startY = (float) (height - rHeight) / (float) height;
    }

    gl.texCoord(startX, endY);
    gl.vertex(x, y);

    gl.texCoord(startX, startY);
    gl.vertex(x, rHeight + y);

    gl.texCoord(endX, startY);
    gl.vertex(rWidth + x, rHeight + y);

    gl.texCoord(endX, endY);
    gl.vertex(rWidth + x, y);
    gl.end();
    gl.enableTexture2D(false);
}

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From source file:com.google.gapid.glviewer.gl.Texture.java

License:Apache License

public Texture setMinMagFilter(int min, int mag) {
    bind();//from   w w  w . j a  va  2 s  . c om
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_MIN_FILTER, min);
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_MAG_FILTER, mag);
    return this;
}

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From source file:com.google.gapid.glviewer.gl.Texture.java

License:Apache License

public Texture setWrapMode(int wrapS, int wrapT) {
    bind();//from w w  w  .  j  a  v a 2 s  .com
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_WRAP_S, wrapS);
    GL11.glTexParameteri(target, GL11.GL_TEXTURE_WRAP_T, wrapT);
    return this;
}

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From source file:com.grillecube.client.opengl.GLTexture.java

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

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