Example usage for org.lwjgl.opengl GL11 glBindTexture

Introduction

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

Prototype

public static void glBindTexture(@NativeType("GLenum") int target, @NativeType("GLuint") int texture) 

Source Link

Document

Binds the a texture to a texture target.

Usage

From source file:com.voxelplugineering.voxelsniper.render.RenderMain.java

License:Open Source License

public void tick() {
    if (!setup) {
        return;/*  w  w  w .  j a v  a 2s .  c  o m*/
    }
    Camera camera = Standalone.system().getMainCamera();

    // reset view matrix
    viewMatrix.setIdentity();

    // Translate camera
    Vector3f rot = camera.getCameraRot();
    Matrix4f.rotate(rot.x, new Vector3f(1, 0, 0), viewMatrix, viewMatrix);
    Matrix4f.rotate(rot.y, new Vector3f(0, 1, 0), viewMatrix, viewMatrix);
    Matrix4f.rotate(rot.z, new Vector3f(0, 0, 1), viewMatrix, viewMatrix);
    Matrix4f.translate(camera.getCameraPos(), viewMatrix, viewMatrix);

    GL20.glUseProgram(pId);

    // push matrices
    viewMatrix.store(matrix44Buffer);
    matrix44Buffer.flip();
    GL20.glUniformMatrix4(viewMatrixLocation, false, matrix44Buffer);
    modelMatrix.store(matrix44Buffer);
    matrix44Buffer.flip();
    GL20.glUniformMatrix4(modelMatrixLocation, false, matrix44Buffer);
    projectionMatrix.store(matrix44Buffer);
    matrix44Buffer.flip();
    GL20.glUniformMatrix4(projectionMatrixLocation, false, matrix44Buffer);

    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

    // bind textures
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.textures.get("block"));

    // render all buffer sections
    buffer.renderSections();

    GL20.glUseProgram(0);

    OpenGLUtilities.checkGLError("render main");

    Display.update();
}

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From source file:com.voxelplugineering.voxelsniper.util.TextureUtilities.java

License:Open Source License

public static int loadPNGTexture(File file, int textureUnit) {
    ByteBuffer buf = null;//from  ww  w . j a va 2  s.  c  o  m
    int tWidth = 0;
    int tHeight = 0;

    try {
        BufferedImage image = ImageIO.read(file);
        tWidth = image.getWidth();
        tHeight = image.getHeight();
        buf = imageToRGBABuffer(image);
    } catch (IOException e) {
        e.printStackTrace();
        if (file.getName().endsWith("debug.png")) {
            System.exit(-1);
        } else {
            return debugTexture;
        }
    }

    // Create a new texture object in memory and bind it
    int texId = GL11.glGenTextures();
    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, tWidth, tHeight, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, buf);
    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_NEAREST_MIPMAP_NEAREST);

    OpenGLUtilities.checkGLError("loadPNGTexture");
    if (file.getName().endsWith("debug.png")) {
        debugTexture = texId;
    }
    return texId;
}

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From source file:com.xrbpowered.gl.examples.GLLife.java

License:Open Source License

private void resetBuffers(boolean fill) {
    if (buffers[0] != null)
        buffers[0].destroy();/*from  ww w .  j a v  a  2  s  .c  o  m*/
    if (buffers[1] != null)
        buffers[1].destroy();

    int width = getTargetWidth();
    int height = getTargetHeight();
    buffers[0] = new OffscreenBuffers(width, height, false);
    buffers[1] = new OffscreenBuffers(width, height, false);
    targetBuffer = 1;
    turn = 0;

    IntBuffer intBuffer = ByteBuffer.allocateDirect(4 * width * height).order(ByteOrder.nativeOrder())
            .asIntBuffer();
    int[] pixels = new int[width * height];
    for (int x = 1; x < width; x++)
        for (int y = 1; y < height; y++) {
            int v = fill && random.nextInt(27) == 0 ? 0xffffffff : 0xff000000;
            pixels[y * width + x] = v;
        }
    intBuffer.put(pixels);
    intBuffer.flip();

    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, buffers[0].getColorTexId());
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, width, height, 0, GL12.GL_BGRA,
            GL12.GL_UNSIGNED_INT_8_8_8_8_REV, intBuffer);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, buffers[1].getColorTexId());
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, width, height, 0, GL12.GL_BGRA,
            GL12.GL_UNSIGNED_INT_8_8_8_8_REV, intBuffer);
}

---

From source file:com.xrbpowered.gl.examples.GLLife.java

License:Open Source License

private void addGlider(int x, int y, int width, int height, int[] pixels) {
    IntBuffer intBuffer = ByteBuffer.allocateDirect(4 * width * height).order(ByteOrder.nativeOrder())
            .asIntBuffer();/*from   w  w w .  j  a v a2s .c o  m*/
    intBuffer.put(pixels);
    intBuffer.flip();

    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, buffers[1 - targetBuffer].getColorTexId());
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);
    GL11.glTexSubImage2D(GL11.GL_TEXTURE_2D, 0, x, y, width, height, GL12.GL_BGRA,
            GL12.GL_UNSIGNED_INT_8_8_8_8_REV, intBuffer);
}

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From source file:com.xrbpowered.gl.res.buffers.MultisampleBuffers.java

License:Open Source License

protected void create(int w, int h, int samples, boolean depthBuffer, boolean hdr) {
    colorMSTexId = GL11.glGenTextures();
    GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, colorMSTexId);
    GL32.glTexImage2DMultisample(GL32.GL_TEXTURE_2D_MULTISAMPLE, samples, hdr ? GL30.GL_RGB16F : GL11.GL_RGB, w,
            h, false);//from w  w  w  . ja v  a  2 s  .  co  m
    GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, 0);
    GL32.glFramebufferTexture(GL30.GL_FRAMEBUFFER, GL30.GL_COLOR_ATTACHMENT0, colorMSTexId, 0);

    depthMSTexId = 0;
    if (depthBuffer) {
        depthMSTexId = GL11.glGenTextures();
        GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, depthMSTexId);
        GL32.glTexImage2DMultisample(GL32.GL_TEXTURE_2D_MULTISAMPLE, samples, GL30.GL_DEPTH24_STENCIL8, w, h,
                false);
        GL11.glBindTexture(GL32.GL_TEXTURE_2D_MULTISAMPLE, 0);
        GL32.glFramebufferTexture(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, depthMSTexId, 0);
    }
    checkStatus();
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
}

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From source file:com.xrbpowered.gl.res.buffers.OffscreenBuffers.java

License:Open Source License

protected void create(int w, int h, boolean depthBuffer, boolean hdr) {
    colorTexId = GL11.glGenTextures();// w  ww.  j a v a 2  s  .  com
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, colorTexId);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, hdr ? GL30.GL_RGB16F : GL11.GL_RGB, w, h, 0, GL11.GL_RGB,
            GL11.GL_UNSIGNED_BYTE, (ByteBuffer) null);
    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.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    GL30.glFramebufferTexture2D(GL30.GL_FRAMEBUFFER, GL30.GL_COLOR_ATTACHMENT0, GL11.GL_TEXTURE_2D, colorTexId,
            0);

    depthTexId = 0;
    if (depthBuffer) {
        depthTexId = GL11.glGenTextures();
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, depthTexId);
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL14.GL_DEPTH_COMPONENT16, w, h, 0, GL11.GL_DEPTH_COMPONENT,
                GL11.GL_FLOAT, (ByteBuffer) null);
        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.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.glBindTexture(GL11.GL_TEXTURE_2D, 0);
        GL30.glFramebufferTexture2D(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, GL11.GL_TEXTURE_2D,
                depthTexId, 0);
    }
    checkStatus();
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
}

---

From source file:com.xrbpowered.gl.res.buffers.OffscreenBuffers.java

License:Open Source License

public void bindColorBuffer(int index) {
    GL13.glActiveTexture(GL13.GL_TEXTURE0 + index);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, colorTexId);
}

---

From source file:com.xrbpowered.gl.res.buffers.OffscreenBuffers.java

License:Open Source License

public void bindDepthBuffer(int index) {
    if (depthTexId > 0) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0 + index);
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, depthTexId);
    }/*from w  ww.jav  a 2  s.c  o  m*/
}

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From source file:com.xrbpowered.gl.res.SkyBox.java

License:Open Source License

public void draw() {
    shader.use();
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL13.GL_TEXTURE_CUBE_MAP, texture.getId());
    cube.draw();
    shader.unuse();
}

---

From source file:com.xrbpowered.gl.res.textures.ArrayTexture.java

License:Open Source License

public ArrayTexture(int w, int h, int layers) {
    this.width = w;
    this.height = h;
    this.layers = layers;

    texId = GL11.glGenTextures();/*from ww w.j ava 2s.com*/
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL30.GL_TEXTURE_2D_ARRAY, texId);
    intBuffer = ByteBuffer.allocateDirect(4 * w * h * layers).order(ByteOrder.nativeOrder()).asIntBuffer();
}

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